CN110366618A - Washing machine - Google Patents
Washing machine Download PDFInfo
- Publication number
- CN110366618A CN110366618A CN201880014703.6A CN201880014703A CN110366618A CN 110366618 A CN110366618 A CN 110366618A CN 201880014703 A CN201880014703 A CN 201880014703A CN 110366618 A CN110366618 A CN 110366618A
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- China
- Prior art keywords
- water
- washing tube
- washing
- dehydration
- microbubble
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Classifications
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The washing machine (1) of embodiment has steel ladle (4), set on the steel ladle (4) inside and for accommodating the washing tube (10) of clothing, stirring body (12) set on the bottom of the washing tube (10), the water supply mechanism (25) to supply water into the washing tube (10), generate the fine gas bubbles generation device (31) for being mixed into the microbubble water of fine gas bubbles, the drainage mechanism (7) drained in from the washing tube (10), the driving mechanism (15) of rotation driving is carried out to the stirring body (12) and the washing tube (10), and control each mechanism (25, 31, 7, 15) washing is executed, rinsing, the control device (21) of the process of dehydration, the control device (21) is before switching to the dehydration after rinse cycle, For water including the microbubble water generated comprising the fine gas bubbles generation device (31) in the state that the washing tube (10) inner product is stored to predetermined water level, executing acts the washing tube (10) rotation to the residual water dehydration of egulation rotating speed.
Description
Related application it is cross-referenced
The application quotes its note based on Japanese publication 2017-042735 filed an application on March 7th, 2017 herein
Carry content.
Technical field
Embodiments of the present invention are related to a kind of washing machine.
Background technique
Such as the so-called longitudinal axis type for the washing tube for being also used as dehydration barrel can be rotatably equipped with around vertical axis in steel ladle
Washing machine in, exist in the outer peripheral surface of washing tube or this place being difficult to see that for a user of the inner surface of steel ladle
The problem of adhering to dirt or detergent residue.If placing such dirt, black mould etc. can be generated, and occur smell generation,
It is again attached to washings such problems.In the past, in the tumbling-box washing machine of so-called horizontal shaft type, consider in dehydration
Middle execution rotating cylinder cleans process (referring for example to patent document 1).During rotating cylinder cleaning, drain valve is being closed
And in the state of bearing the bucket inner product water of water, make rotating cylinder with dehydrating speed egulation rotating speed below (400rpm) rotation
Turn, so that the periphery wall to rotating cylinder cleans.
Existing technical literature:
Patent document:
Patent document 1: Japanese Unexamined Patent Publication 2005-143533 bulletin
Summary of the invention
As described above, during cleaning operation, in the case where introducing bucket cleaning process, the water that supplies water into bucket
Generally bucket cleaning is carried out using tap water.Therefore, it cannot be said that cleaning effect is very high, for a user, it is desirable in short-term
It is interior that bucket cleaning is effectively performed.
Therefore it provides one kind can execute bucket cleaning during cleaning operation and bucket can be effectively performed clean
Washing machine.
The washing machine of present embodiment has: steel ladle, set on the steel ladle inside and for accommodating washing for clothing
Wash bucket, the stirring body set on the bottom of the washing tube, the water supply mechanism to supply water in Xiang Suoshu washing tube, generate be mixed into it is subtle
The fine gas bubbles generation device of the microbubble water of bubble, the drainage mechanism drained out of described washing tube, to the stirring
Body and the washing tube carry out the driving mechanism of rotation driving and control each mechanism executes washing, rinsing, is dehydrated
The control device of process, the control device are including the fine gas bubbles before switching to the dehydration after rinse cycle
For water including the microbubble water that generation device generates in the state that the washing tube inner product is stored to predetermined water level, execution washes this
Bucket is washed to rotate to the residual water dehydration movement of egulation rotating speed.
In addition, it is 1 μm~several hundred μm degree that " fine gas bubbles " or " microbubble " in embodiment, which are, for example, comprising diameter,
Micron bubble and diameter be 50nm~1 μm or so ultra-fine microbubble concept.Microbubble water refer to containing it is a large amount of in this way
Fine gas bubbles water.
Detailed description of the invention
Fig. 1 is the longitudinal cross-sectional side view that outlined the composition of washing machine of first embodiment；
Fig. 2 is the sectional view for indicating the composition of the assembled part of UFB unit of first embodiment；
Fig. 3 is the figure electrically constituted that outlined the washing machine of first embodiment；
Fig. 4 be indicate first embodiment control device performed by control shape slave rinse cycle into dehydration
The figure of state；
Fig. 5 be indicate second embodiment control device performed by control shape slave rinse cycle into dehydration
The figure of state；
Fig. 6 is the control shape indicated performed by the control device of third embodiment slave rinse cycle into dehydration
The figure of state；
Fig. 7 is the control shape indicated performed by the control device of the 4th embodiment slave rinse cycle into dehydration
The figure of state.
Specific embodiment
Hereinafter, being illustrated referring to several embodiments of the attached drawing to the washing machine for being applied to so-called longitudinal axis type.In addition,
Between multiple embodiments, same appended drawing reference is marked to same a part, omits new diagram, repeat description.
(1) first embodiment
First embodiment is illustrated referring to figs. 1 to Fig. 4.Fig. 1 outlined the washing machine 1 of present embodiment
Inner Constitution, firstly, being described to the overall structure of washing machine 1.Here, washing machine 1 is for example being by steel plate overall structure
The top of the outer container 2 of rectangular box has plastic top cover 3.
In the outer container 2, using known composition elastic suspension gear 5 flexibly hanger bearing and be equipped with can accumulate
The steel ladle 4 of washing water.Discharge outlet 6 is formed in the bottom of the steel ladle 4.It is connected in the discharge outlet 6 and has electronics control
The drainage path 8 of the drain valve 7 of standard.Drainage mechanism is constituted by drain valve 7 etc..In addition, though not illustrating in detail, in steel ladle
4 bottom is provided with gas chamber, via the tracheae for being connected to the gas chamber, is equipped with the water level in detection steel ladle 4 (washing tube 10)
Water level sensor 9 (referring to Fig. 3).
In the steel ladle 4, it is rotatably equipped with the washing tube 10 for being also used as the longitudinal axis type of dehydration barrel.The washing tube 10
In bottomed cylindrical, multiple dewatering hole 10a are formed in its peripheral wall portion.Such as liquid is installed in the upper end of the washing tube 10
The spin balancer 11 of sealed-in type.In addition, being equipped with the impeller 12 as stirring body in the interior bottom of washing tube 10.In washing tube
Receiving clothings (not shown) in 10 carry out the cleaning being made of processes such as washing, rinsing, dehydrations to clothing in washing tube 10
Operation.
At this point, being equipped with steel ladle cover 13 on the top of the steel ladle 4.It is set in the substantially central portion of the steel ladle cover 13
There is washings to take out the opening portion 13a being put into, and the inner cover 14 of opening and closing opening portion 13a is installed.In turn, in steel ladle
The close rear portion of cover 13, equipped with the feed water inlet 20 for being supplied water using aftermentioned water supply mechanism into steel ladle 4.Separately
Outside, on the top in the back wall portion of the steel ladle 4, gap 4a is equipped in the position higher than the peak level of washing tube 10.?
The outside of steel ladle 4, which is equipped with, to be connect and for the overflow pipe 22 from the gap 4a water overflowed to be discharged with gap 4a.Although
It does not illustrate in detail, the front end of overflow pipe 22 is connected to the drainage path 8.
Moreover, the outer bottom in the steel ladle 4 is equipped with the known driving mechanism 15 constituted.Although omitting detailed figure
Show and illustrate, but for example to have the washing machine being made of the DC three-phase brushless motor of outer-rotor type electronic for the driving mechanism 15
Machine 16 (referring to Fig. 3).In addition, driving mechanism 15 has hollow bucket axis 18, penetrates through the agitating shaft 19 of this barrel of axis 18 and by institute
The rotary driving force for stating washing machine motor 16 selectively passes to the clutch mechanism 17 of these axis 18,19 (referring to Fig. 3)
Deng.It is linked with the washing tube 10 in the upper end of the bucket axis 18, is linked with the impeller 12 in the upper end of the agitating shaft 19.
In addition, only as shown in figure 3, being additionally provided with the rotation position for detecting the washing machine motor 16 and revolving speed in driving mechanism 15
Rotation sensor 33 or detection flow through washing machine motor 16 electric current current sensor 34.
The clutch mechanism 17 for example has the known composition using solenoid as driving source, by based on computer
The control device 21 of composition switches over control.As well-known, clutch mechanism 17 switches first state and the second state.The
One state is to rotate freely washing tube 10 relative to steel ladle 4 and the rotary force of washing machine motor 16 is passed to the bucket
The state of this two side of axis 18 and agitating shaft 19.Second state is that washing tube 10 is locked as stationary state relative to steel ladle 4
And the rotary force of washing machine motor 16 is passed only to the state of agitating shaft 19.
Driving mechanism 15 is being washed during washing process and water storage rinse by clutch mechanism 17 as a result,
Under fixation, that is, halted state of bucket 10, the driving force of washing machine motor 16 is transmitted to impeller 12 via agitating shaft 19.As a result,
Only impeller 12 is driven by direct positive and negative rotation.In addition, driving mechanism 15 is when dehydration and aftermentioned residual water dehydration act
Deng using clutch mechanism 17, under the connecting state of bucket axis 18 and agitating shaft 19, by the driving force warp of washing machine motor 16
Washing tube 10 is transmitted to by bucket axis 18.Washing tube 10 and impeller 12 are by unidirectionally directly rotation drives at high speed as a result,.
The top cover 3 is open in lower surface and its upper surface tilts the hollow box of such thin type towards front decline
Shape.In the central portion of the top cover 3, be formed with the top positioned at the washing tube 10, i.e. the opening portion 13a of steel ladle cover 13 it is upper
The entrance 3a of the generally circular washings of Fang Bingcheng.It is equipped in the upper surface of top cover 3 whole in rectangular surfaces plate and for opening
Close the lid 23 of the entrance 3a.
In addition, the preceding edge in the upper surface of the top cover 3 is equipped with the operation panel 24 of horizontally long shape.Although not scheming in detail
Show, which is configured to have the on-off or various setting instructions etc. for carrying out power supply to washing machine 1 for user
Operation portion, the display unit for carrying out necessary display etc..The control being made of electronic unit is equipped in the back side of operation panel 24
Device 21.
Moreover, the rear portion of top cover 3 be equipped with water supply mechanism 25, the water supply mechanism 25 for will from watering, in the situation
Under be tap water supply water by water supply path water supply in steel ladle 4 i.e. in washing tube 10.In the present embodiment, it supplies water
The first water supply path and the second water supply path that mechanism 25 has connector 26, is branched off into two strands from the connector 26 and extends
The two water supply paths 27 and 28, be opened and closed respectively each water supply path 27 and 28 the first and second feed water valve 29 and
30, water injection box 32.Moreover, being equipped with the UFB unit 31 as fine gas bubbles generation device in first water supply path 27.
Wherein, connector 26 is connect with the front end of the connecting tube for the tap for being connected to tap water (not shown), with family
Defined running water pressure (such as 1.0~the 3.0kgf/cm in front yard2The left and right (0.1~0.29MPa)) supply water.Described first supplies
Water route 27 and the respective front end of the second water supply path 28 are connected to the water injection box 32.At this point, making in water injection box 32
First entrance pipe 35 (being only shown in FIG. 2) and second entrance pipe (not shown) are equipped with for the inlet portion of water.Described first supplies
The terminal part of water route 27, the outlet 37 i.e. as the outlet portion of the first feed water valve 29 shown in Fig. 2 are connected to described first
Inlet tube 35.In addition, though it is not shown, but the outlet portion of the second feed water valve 30 of the second water supply path 28 is connected to second entrance
Pipe.
First feed water valve 29 and the second feed water valve 30 are made of the open and close valve that movement is electromagnetically opened and closed, and are opened and closed respectively
First water supply path 27 and the second water supply path 28.These first feed water valves 29 and the second feed water valve 30 are by the control
Device 21 processed controls.The water injection box 32 is in as well-known box-like, can be equipped with detergent (not shown) inside it with extracting out
Accepting box.As shown in Figure 1, the outlet portion 32a in the lower part of water injection box 32 is connected with the base end side of flexible water supplying pipe 36.
The front end of the water supplying pipe 36 is connected to the feed water inlet 20 of the steel ladle cover 13.
If the first feed water valve 29 is open as a result, tap water is by the first water supply path 27, from first entrance pipe 35 to note
Water box 32 supply.In the case where containing detergent in detergent accepting box 33, flowed while dissolving the detergent, from
Outlet portion 32a is supplied by water supplying pipe 36 into steel ladle 4.At this point, as described later, the water for flowing through the first water supply path 27 is logical
UFB unit 31 is crossed, to be supplied in water injection box 32 as after being mixed into the microbubble water of a large amount of microbubble.
On the other hand, if the second feed water valve 30 is open, tap water is supplied by the second water supply path 28 to water injection box 32.
In the case where containing detergent in detergent accepting box, flows while dissolving the detergent, pass through from outlet portion 32a
Water supplying pipe 36 is supplied into steel ladle 4.In this case, the tap water not comprising microbubble is former by the second water supply path 28
It is supplied to sample in steel ladle 4.In addition, at this point, the constitution of the water of the second water supply path 28 is than the first water supply path 27
Water flow it is big.
Moreover, in the present embodiment, equipped with the UFB unit 31 as fine gas bubbles generation device, the UFB unit 31
Between the first feed water valve 29 and the inlet portion of water injection box 32 of the first water supply path 27.Venturi tube is utilized in UFB unit 31
Principle.At this point, as shown in Fig. 2, UFB unit 31 is located at the outlet 37 of the first feed water valve 29 and the first entrance of water injection box 32
Between pipe 35, it is assembled into and is clamped by them.That is, UFB unit 31 is set to the outlet portion of the first feed water valve 29, in addition, UFB unit 31
Outflux be connected to water injection box 32 water inlet portion.Hereinafter, illustrating UFB unit 31 referring to Fig. 2.
That is, the outlet 37 of the first feed water valve 29 is in a tubular form, towards 35 side of first entrance pipe of the water injection box 32 (in figure
Left) extend.The front end of outlet 37 is formed with step made of its outer peripheral surface is reduced the diameter with two stages, by them
Successively it is referred to as the first small diameter portion 37a, the second small diameter portion 37b from right side (the big side of diameter).In contrast, the water injection box
32 first entrance pipe 35 extends towards right in 29 lateral view of the first feed water valve, and in its front end, inner peripheral portion is formed with and is located at
Front end side and internal diameter slightly become larger, i.e. the thinner wall section 35a that becomes smaller of wall thickness.Thin-walled described in ratio in the inner peripheral portion of first entrance pipe 35
The position of portion 35a in the inner part becomes small diameter portion 35c across stage portion 35b.
At this point, the internal diameter of thinner wall section 35a is opposite with the outer diameter of the first small diameter portion 37a of the outlet 37
It answers.The internal diameter of small diameter portion 35c is corresponding with the outer dimension of outflux side of UFB unit 31.The first of water injection box 32
In inlet tube 35, from right inserted with UFB unit 31 in figure.In this state, the inner peripheral surface of thinner wall section 35a with it is first small
The chimeric mode in the periphery of diameter portion 37a is connected with the outlet 37 of the first feed water valve 29.In addition, in the second path of outlet 37
O-ring 38 is equipped between the outer peripheral surface of portion 37b and the inner peripheral surface of thinner wall section 35a.
The UFB unit 31 is for example made of synthetic resin.Whole UFB unit 31 is in that right and left will be axially set as in figure
To it is cylindric, i.e. axle center part is formed with the flow path 39 penetrated through in left-right direction in Fig. 2 in center portion.In the flow path 39
Interior, water flows in Fig. 2 from right to left to the direction arrow A, i.e..The outer diameter of UFB unit 31 and the first entrance pipe
35 internal diameter is corresponding.Also, it at the position on the right side of the middle part of the periphery wall of UFB unit 31, is integrally formed
There is cricoid protrusion 41,41, protrusion 41,41 is located at interval at two with small in the axial direction.
The UFB unit 31 is installed in first entrance pipe 35 from open side (figure right side) insertion, at this point, a side is (in figure
Left side) protrusion 41 be locked to the part the step 35b in first entrance pipe 35 and become block piece.At this point, in UFB unit 31
Between outer peripheral surface and the thinner wall section 35a inner peripheral surface of first entrance pipe 35, equipped with the o-ring 42 being located between 2 protrusions 41,41.
The left and right ends of figure of the flow path 39 in UFB unit 31 is open, and the opening portion on right side is set as flowing into figure
Mouthful 39a, the opening portion in left side is set as outflux 39b in figure.Moreover, the flow path 39 middle part with certain length
Form be formed with flow path cross-sectional area and become the smallest throttle 39c.Flow path 39 is configured to from inflow entrance 39a to throttle
The cone cell that flow path cross-sectional area is gradually reduced between 39c.From being configured to flowing path section face throttle 39c to outflux 39b
Long-pending and throttle 39c is the cylindrical shape of same inner diameter.
Moreover, in UFB unit 31, set that there are four protruding portions 40 in a manner of further reducing the flow path of throttle 39c
(only illustrating two).The front end of these protruding portions 40 is sharp, with 90 degree of intervals from the peripheral side of throttle 39c inwardly projectedly
Setting.The sharp part of each front end of these protruding portions 40 is mutually opposite at a prescribed interval, its gap becomes cross as a result,
(× word) slit-shaped.In the present embodiment, protruding portion 40 is synthetic resin system, is integrally set to UFB unit 31.Also can
Protruding portion 40 is constituted by independent component.
In this UFB unit 31, if the opening by the first feed water valve 29 is flowed into from inflow entrance 39a into flow path 39
Water, then due to the flow path cross-sectional area diminution until throttle 39c, so that flow velocity is under hydromechanical so-called Venturi effect
It improves.In turn, since water flow is by the gap of the crosswise of 40 front end of protruding portion, so that pressure drastically reduces.It is dissolved in as a result,
Air in water is largely precipitated as subtle bubble.In this case, it is configured to the outlet 37 from the first feed water valve 29
The flow direction of the water of discharge and the flow direction of the water in the flow path 39 of UFB unit 31 become the same direction, i.e. the arrow side A
To.
Using the UFB unit 31 of present embodiment, the superfine containing diameter for 50nm~1 μm or so can be largely generated
The fine gas bubbles (microbubble) for the micron bubble that bubble and diameter are 1 μm~several hundred μm or so.UFB unit 31 in this way,
So that the water (hereinafter referred to as " microbubble water ") for being mixed into a large amount of microbubble is flowed out from outflux 39b.The microbubble water flows into
In the detergent accepting box of water injection box 32, filled the water from feed water inlet 20 into steel ladle 4.In addition, being detailed in about the UFB unit 31
Such as the Japanese Patent Application of the earlier application of the applicant 2014-129097.
Fig. 3 is shown schematically in the electrical composition of the washing machine 1 centered on above-mentioned control device 21.Control device 21 with
It is constituted based on the microcomputer being made of CPU, ROM, RAM etc., it is whole to washing machine 1 to be controlled to execute cleaning fortune
Capable each process.The control device 21 is entered the operation signal from the operation panel 24, and controls operation panel 24
Each display unit display.In addition, control device 21 is entered the water level in the washing tube 10 that the water level sensor 9 detects
Signal is detected, and is entered the detection signal from the rotation sensor 33, current sensor 34.
Washing machine motor 16 described in 21 drive control of control device, clutch mechanism 17, and control described first and supply
Water valve 29, the second feed water valve 30, drain valve 7.By above composition, control device 21 is according to the user's on operation panel 24
The setting operation etc. of cleaning procedure, based on input signal or pre-stored control program from each sensor, control laundry
Each mechanism of machine 1.In the program of automatic running, control device 21 is automatically carried out by each process structure of washing, rinsing, dehydration
At cleaning operation.At this point, in the present embodiment, in the program of automatic running, aftermentioned residual water can be selected to be dehydrated
It acts, i.e. comprising the clean program of bucket and not comprising the clean program of bucket.
In addition, in the rinse cycle in the program of automatic running, such as successively execute expelling water and rinsing (centre dehydration) and move
Make and a water storage rinsing acts.After water storage rinsing movement, carries out draining movement and switch to final dehydration.Separately
Outside, in the program of automatic running, when operation starts, the cloth amount detection operation of the clothing in washing tube 10 is executed.Based on this
Cloth amount detection operation as a result, set the water level when washing in multiple stages, water storage rinsing, and set holding for each process automatically
Row time etc..Carried out based on the water level detecting of water level sensor 9 into washing tube 10 for water management.The detection operation of cloth amount is such as
It is known to carry out based on following situation like that: using 15 short time of driving mechanism rotation driving impeller 12, at this point, being passed using electric current
Sensor 34 detects the electric current for flowing through washing machine motor 16.
In addition, in the present embodiment, as described in detail in next action specification (explanation of Fig. 4),
Control device 21 mainly by its software sharing, is selecting residual water dehydration movement to include the clean automatic running program of bucket
In the case where, switch to rinse cycle, in this case be water storage rinsing movement after dehydration before, execute for bucket it is clear
The clean residual water dehydration of the inner surface of clean, i.e. washing tube 10 outer peripheral surface and steel ladle 4 acts.By including UFB
Water including the microbubble water that unit 31 generates revolves the washing tube 10 in the state that 10 inner product of washing tube is stored to predetermined water level
Egulation rotating speed is gone to, to carry out residual water dehydration movement.
More specifically, in the present embodiment, control device 21 execute rinse cycle water storage rinsing movement when, to
Washing tube 10 is to supply water in steel ladle 4, until reaching water storage rinsing water level corresponding with cloth amount, the example when cloth amount is big
It is upgraded to only as reached 58 on capacity.Water supply at this time successively carries out passing through the first water supply path because of the opening of the first feed water valve 29
The water supply of 27 microbubble water and pass through because of the opening of the second feed water valve 30 second water supply path 28 tap water confession
Water.Thus, carry out the water supply of tap water and the mixed state of microbubble water.In this case, the blending ratio of microbubble water
Such as it is set as 25% or more.After water supply, by intermittently positive and negative rotation impeller 12, the water storage rinsing of set time is carried out.
Then, control device 21 water storage rinse after, open drain valve 7 drained, until in washing tube 10 at
Until for predetermined water level, such as until being upgraded to only on capacity as 25.When reaching predetermined water level in washing tube 10, draining is closed
Valve 7.Also, by the way that clutch mechanism 12 is changed to 10 side of washing tube from 12 lateral incision of impeller, make washing machine motor 16 to provide
Revolving speed, such as 150rpm rotation, to carry out the residual water dehydration movement of stipulated time, such as 1 minute.In addition, presetting
The egulation rotating speed of the predetermined water level and washing tube 10 in washing tube 10 in above-mentioned residual water dehydration movement, so that washing tube 10
Interior water rises to the height near the gap 4a under the action of remaining the centrifugal force in water dehydration movement.
After having carried out above-mentioned residual water dehydration movement, control device 21 is opened drain valve 7 and is carried out from washing tube
Draining in 10, and make the revolving speed of washing tube 10 further up into for example several hundred rpm, final dehydration is executed into rule
It fixes time.In addition, being supplied also by the first water supply path 27 into washing tube 10 micro- in water supply at the beginning of washing process
Air-bubble executes washing process using microbubble water.In this case, tap water can also be made to be mixed with microbubble water to make
With.
Next, being illustrated referring especially to Fig. 4 to the movement of the washing machine 1 of above-mentioned composition.Fig. 4 shows control device
Slave rinse cycle to the state of the control in final dehydration performed by 21.That is, showing along with time process
First feed water valve 29, the open and-shut mode of the second feed water valve 30, the open and-shut mode of drain valve 7, the water level in washing tube 10, washing tube
The situation of the variation of 10 revolving speed.Here, at the beginning of water storage rinses, the water level of washing tube 10 is set as resetting water level, i.e.
It is 0 liter on capacity, drain valve 7 is closed.In addition, clutch mechanism 17 is located at 12 side of impeller, washing tube 10, which is in, to be stopped fixing
State.
If water storage rinsing starts (moment T0), makes the first feed water valve 29 open first, utilize the first of water supply mechanism 25
Water supply path 27 supplies microbubble water into washing tube 10, i.e. steel ladle 4.At this point, the second feed water valve 30 is closed.If by one
Fix time or washing tube 10 in reach pre-determined water level (moment T1), then the first feed water valve 29 close, specifically make the second confession
Water valve 30 is open.Specifically supply to washing tube 10 water, in this case in steel ladle 4 using the second water supply path 28 as a result,
It is tap water.
By the movement that these supply water, the water level in washing tube 10 gradually rises, if being detected using water level sensor 9
The rinsing water level of setting, i.e. high water level, then the second feed water valve 30 is closed, and water supply terminates (moment T2).At this point, in washing tube 10
Accumulate the water that tap water is mixed with microbubble water.In addition, the opening of the opening of the first feed water valve 29 and the second feed water valve 30
Sequence may be reversed.By make impeller 12 intermittently positive and negative rotation come carry out certain time water storage rinsing.It is washing as a result,
In bucket 10, in the state of in the water that clothing immerses rinsing water level, water flow is generated using impeller 12 to be rinsed.
If the movement of water storage rinsing terminates (moment T3), remains water dehydration movement and start.It is acted in the residual water dehydration
In, drain valve 7 is open, and clutch mechanism 17 is switched to 10 side of washing tube.By the opening of drain valve 7, in washing tube 10
Water level be gradually lowered.If also, being detected in predetermined water level, such as capacity using water level sensor 9 as 25 liters of (moment
T4), then drain valve 7 is blocked, by the driving of washing machine motor 16, washing tube 10 is carried out with egulation rotating speed, such as 150rpm
Rotation.
Washing tube 10 rotates as a result, generates water flow between the inner wall of steel ladle 4 and the outer peripheral surface of washing tube 10, into
Row is cleaned with the so-called bucket that water flow cleans the outer peripheral surface of washing tube 10, inner surface of steel ladle 4 etc..In addition, along with washing
Under the action of the centrifugal force for washing the rotation of bucket 10, towards the pressure of the water of the inner surface of the peripheral side and steel ladle 4 of washing tube 10
Power becomes larger, and carries out effective cleaning.At this point, even if the water level at the beginning of residual water dehydration movement is relatively low, in residual water
Dehydration movement in, can also generate the water surface in washing tube 10 due to centrifugal force peripheral side promoted at so-called mortar shape the phenomenon that.?
In this case, the revolving speed of washing tube 10 is higher, centrifugal force is also bigger, therefore the hoisting depth of the water surface of peripheral side also becomes larger.
In the present embodiment, the predetermined water level and egulation rotating speed when setting residual water dehydration movement, so that washing tube
The height waterborne being raised near gap 4a in 10.Gap 4a is set to more higher than peak level when carrying out cleaning operation
Position, on the inner surface of steel ladle 4, the outer surface of washing tube 10, position accompanying by dirt is mainly at gap 4a
Side.Thus, when remaining water dehydration movement, the water surface of peripheral side promotes the degree for reaching gap 4a, is able to suppress spilling water
And the case where wasting, while can the short transverse to steel ladle 4 and washing tube 10 integrally carry out effective cleaning.
Here, it at the beginning of remaining water dehydration movement, contains in washing tube 10 i.e. steel ladle 4 comprising UFB unit
Water including 31 microbubble waters generated.It is micro- made of a large amount of microbubbles using being mixed into as a result, in residual water dehydration movement
Air-bubble.Microbubble causes the Brownian movement for generating irregular movement in such as water in a liquid, and speed is faster than ascent rate,
Therefore there is the property stopped for a long time in a liquid.The surface of microbubble is negatively charged, and microbubble repels each other, and will not combine.
It is acted by the way that this microbubble water is used in residual water dehydration, such as compared with the case where tap water is used only,
It can be improved the clean effect of bucket.Its reason can be presumed as follows.First, pass through the surface of microbubble and steel ladle 4, washing tube 10
The physical impact of collision and generation can obtain the effect of removing dirt compared with the case where being only water.Second, pass through microbubble
The cavitation erosion effect for bursting and generating, can also expect the sur-face peeling dirt from steel ladle 4, washing tube 10.Third, due to micro-
The surface of bubble is negatively charged, therefore plays the function of absorption dirt.
If carrying out certain time, the movement of residual water dehydration in such as 1 minute (moment T5), water dehydration movement knot is remained
Beam switchs to final dehydration.It is drained by the opening of drain valve 7, and the revolving speed of washing tube 10 rises to high speed
Revolving speed, for example several hundred rpm, thus carry out dehydration.The dehydration executes the stipulated time, cleans end of run.Separately
Outside, it is cleaning when operation starts, in the case where being set with automatic running program clean not comprising bucket, is omitting above-mentioned residual water
Dehydration movement is drained after water storage rinsing, then carries out dehydration.Water storage rinsing in this case can also only make
It is carried out with tap water.
In this way, washing machine 1 according to the present embodiment, can obtain function and effect as following.That is, in above-mentioned structure
It is de- to execute residual water in rinse cycle for Cheng Zhong, control device 21 between dehydration in the process that water storage rinses and later
Hydrodynamic(al) is made.The position of the dirt easy to attach such as inner surface of the outer peripheral surface of washing tube 10, steel ladle 4 is cleaned by water flow as a result, institute
Meaning automatically carries out bucket cleaning.Remaining water dehydration movement is not other bucket cleaning procedure, but is executing common cleaning
Carried out when the program of operation, therefore do not need troublesome operation for a user etc..Residual water dehydration movement is to utilize water storage
The water, the so-called residual water that are lodged in when rinsing in washing tube 10 and carry out, therefore the case where with all new water is changed to
It compares, bucket cleaning can be carried out while saving water.
At this point, due to using micro- gas containing the microbubble for being mixed into the generation of UFB unit 31 in residual water dehydration movement
Water including soaked, thus with for example using only tap water the case where compared with, can be improved the clean effect of bucket.As a result, root
According to present embodiment, under being able to carry out the clean situation of bucket during cleaning operation, play that bucket can be effectively performed clear
This clean excellent effect.In addition, in the present embodiment, by also being used during washing process and water storage rinsing
Microbubble water can further increase the effect that the dirt of clothing falls off.
In addition, in particular, in the present embodiment, by the predetermined water level in the washing tube 10 when remaining water dehydration movement with
And the egulation rotating speed of washing tube 10 is set as making the water in washing tube 10 under the action of remaining the centrifugal force in water dehydration movement
Position and numerical value when rising to the height near gap 4a.Thereby, it is possible to inhibit to waste from gap 4a spilling water, together
When can the short transverse to steel ladle 4 and washing tube 10 integrally carry out effective cleaning.
Moreover, in the present embodiment, when executing the process of water storage rinsing, use will pass through first in washing tube 10
Water supply path 27 and the microbubble water that is generated by UFB unit 31 and by the water of the second water supply path 28, be in this case
The water that tap water is obtained by mixing.And be configured to, after rinse cycle, after the water of a part in discharge washing tube 10,
Execute residual water dehydration movement.As a result, when carrying out residual water dehydration movement, not additional microbubble water or water can not be wasted
Water.
In addition, if only 100% using microbubble water, the water supply existed until high water level is compared in rinse cycle
The case where spending the time.Therefore, by using the mixing water with tap water, water supply time as a whole can be made to shorten supply
The corresponding amount of common tap water.By the way, the research of people according to the present invention, by the microbubble for including at least 25% or more
In other words water is to make tap water 75% hereinafter, the effect and the clean effect of enough buckets that can obtain higher rinsing.
(2) second embodiment
Fig. 5 indicates second embodiment.The second embodiment and above-mentioned first embodiment are the difference is that control
Slave rinse cycle to the control in final dehydration performed by device 21 processed.That is, in the present embodiment, control device
21 using the second water supply path 28 supply tap water and execute water storage rinsing process, after rinse cycle, open drain valve 7 and
It is whole water in steel ladle 4 that washing tube 10, which is discharged,.Then, control device 21 keeps the first feed water valve 29 open, utilizes first
Water supply path 27 supplies water microbubble water into washing tube 10 to being 25 liters in predetermined water level, such as capacity, to execute residual water
Dehydration movement.
Specifically, as shown in figure 5, in the state that drain valve 7 is closed, being opened if water storage rinsing starts (moment T0)
The second feed water valve 30 is put, using the second water supply path 28 of water supply mechanism 25, is supplied to come into washing tube 10 i.e. steel ladle 4
Water.At this point, the first feed water valve 29 is closed.If reaching set rinsing water level in washing tube 10, being high water level in this case,
Then the second feed water valve 30 is closed, and water supply terminates (moment T11).Later, the water storage rinsing of certain time is executed.
If the movement of water storage rinsing terminates (moment T12), remains water dehydration movement and start.It is acted in the residual water dehydration
In, firstly, open drain valve 7, and clutch mechanism 17 is switched to 10 side of washing tube.Pass through the opening of drain valve 7, washing tube
Water level in 10 is gradually lowered, and in this case, is drained until water level becomes zero.If draining terminates (moment T13),
Drain valve 7, and open first feed water valve 29 are blocked, microbubble water is supplied into washing tube 10 by the first water supply path 27.
Accumulate microbubble water in washing tube 10 as a result, if detecting predetermined water level using water level sensor 9, for example holding
It is 25 liters in amount, then blocks the first feed water valve 29, water supply terminates (moment T14).Then, pass through the drive of washing machine motor 16
Dynamic, washing tube 10 is rotated with egulation rotating speed, such as 150rpm, and the effective bucket of microbubble water used to clean.If
Certain time, the movement of residual water dehydration in such as 1 minute (moment T15) are carried out, then remaining water dehydration movement terminates, and switchs to final
Dehydration.
According to this second embodiment, can in the water for being used in water storage rinsing, be in this case that tap water is arranged
After out, newly-generated microbubble water is supplied to carry out residual water dehydration movement.Therefore, be able to use microbubble water effectively into
The cleaning of row bucket, in addition to this, can carry out bucket cleaning with more clean water.In addition, the process about water storage rinsing, certainly can
Using by the second water supply path 28 water, to be in this case tap water shorten water supply time when rinsing.
(3) third embodiment
Fig. 6 indicates third embodiment.The Fig. 6 still show by control device 21 execute slave rinse cycle to final
Dehydration in state of a control.The third embodiment and the difference of above-mentioned second embodiment are as follows, that is, control
Device 21 opens drain valve 7 and whole water in washing tube 10 i.e. steel ladle 4 is discharged, washing later after rinse cycle
It is blended in the water water supply to predetermined water level, such as capacity of the state of microbubble water and tap water being 25 liters in bucket 10, to hold
Row residual water dehydration movement.
Specifically, as shown in fig. 6, the process of water storage rinsing is executed identically as above-mentioned second embodiment, if water storage
The movement of rinsing terminates (moment T12), then starts to remain water dehydration movement.In residual water dehydration movement, firstly, open row
Water valve 7, and clutch mechanism 17 is switched to 10 side of washing tube.By the opening of drain valve 7, the water level in washing tube 10 is gradually
Ground reduces, and in this case, is drained until water level becomes zero.If draining terminates (moment T21), drain valve 7 is blocked, and
And the first feed water valve 29 open first, microbubble water is supplied into washing tube 10 by the first water supply path 27.
If by reaching pre-determined water level (moment T22), the first feed water valve in certain time or washing tube 10
29 close, and specifically make the second feed water valve 30 open.Specifically utilize the second water supply path 28 to washing tube 10 i.e. steel ladle 4 as a result,
Interior supply water (tap water).By the movement that these supply water, the water level in washing tube 10 is gradually increasing from zero, if level sensor
Device 9 detects predetermined water level, then blocks the second feed water valve 30, and water supply terminates (moment T23).At this point, in washing tube 10, originally
The water that water and microbubble water mix, the mixing water for example containing 25% or more microbubble water accumulate to predetermined water level.
Then, by the driving of washing machine motor 16, washing tube 10 is rotated with egulation rotating speed, such as 150rpm, is carried out
The effective bucket of the mixing water of microbubble water has been used to clean.If carrying out certain time, the movement of residual water dehydration in such as 1 minute
(moment T24), then remaining water dehydration movement terminates, and switchs to final dehydration.
According to this third embodiment, can in the water for being used in water storage rinsing, be in this case that tap water is arranged
After out, using the mixing water of newly-generated microbubble water and newly supplied tap water, residual water dehydration movement is carried out.Therefore,
Bucket cleaning is effectively performed in the mixing water for being able to use microbubble water.In addition, cleaner mixing water is able to use to carry out
Bucket cleaning.For remain water dehydration movement water supply needed for the time also can ratio such as 100% use microbubble water the case where
Etc. shorter.It is of course possible to shorten the water supply time during water storage rinsing.
(4) the 4th embodiments
Fig. 7 indicates the 4th embodiment.The Fig. 7 still show it is being executed by control device 21, from rinse cycle to most
State of a control in whole dehydration.The difference of 4th embodiment and above-mentioned first~third embodiment is such as
Under.That is, in the present embodiment, control device 21 supplies tap water using the second water supply path 28 to execute the mistake of water storage rinsing
Journey opens drain valve 7 and the water of a part in washing tube 10 i.e. steel ladle 4 is discharged after rinse cycle.Then, it controls
Device 21 is directed to the water remained in washing tube 10, opens the first feed water valve 29 and utilizes the first water supply path 27 by microbubble water
It is 25 liters in water supply to predetermined water level, such as capacity, uses the mixing water of accumulation to execute residual water dehydration and act.
Specifically, as shown in fig. 7, execute identically as second, third above-mentioned embodiment water storage rinsing process, if
The movement of water storage rinsing terminates (moment T12), then starts to remain water dehydration movement.In residual water dehydration movement, firstly, opening
Rafting water valve 7, and clutch mechanism 17 is switched to 10 side of washing tube.Water level by the opening of drain valve 7, in washing tube 10
It is gradually lowered, in this case, is drained until being 15 liters or so (Fig. 7 on the water level lower than predetermined water level, such as capacity
In be shown as " extremely low " water level).If draining terminates (moment T31), drain valve 7, and open first feed water valve 29 are blocked, is led to
It crosses the first water supply path 27 and supplies microbubble water into washing tube 10.
Microbubble water is added to be mixed on one side and remain in the water in washing tube 10 as a result, is accumulated on one side.If utilizing
Water level sensor 9 detects to be 25 liters in predetermined water level, such as capacity, then blocks the first feed water valve 29, and water supply terminates the (moment
T32).In this state, the mixing water that tap water and microbubble water mix is stored to predetermined water level in 10 inner product of washing tube.So
Afterwards, by the driving of washing machine motor 16, washing tube 10 is rotated with egulation rotating speed, such as 150rpm, use
The effective bucket of mixing water containing 25% or more microbubble water cleans.If it is de- to carry out certain time, such as 1 minute residual water
Hydrodynamic(al) makees (moment T33), then remaining water dehydration movement terminates, and switchs to final dehydration.
According to this 4th embodiment, in the water for being used in water storage rinsing, be in this case tap water in washing tube
In 10 in the state of residual a part, the draining after water storage rinsing terminates.Also, newly-generated microbubble is supplied from the state
Water is able to carry out residual water dehydration movement using their mixing water.Therefore, the mixing water for being able to use microbubble water is effective
Ground carries out bucket cleaning.It, can since residual a part is used in the water of water storage rinsing when carrying out residual water dehydration movement
Reduce the waste of the water of the partial response.Also, the time needed for the water supply for remaining water dehydration movement can also be shortened.When
So, tap water is used about rinse cycle, thus, it is possible to shorten water supply time when rinsing.
(5) the 5th embodiments, other embodiments
Hereinafter, although illustration omitted, is illustrated the 5th embodiment and other embodiments.Firstly, as
Five embodiments can be constituted as described below.
That is, presetting the predetermined water level for executing residual water dehydration movement in the above-mentioned first~the 4th embodiment, making
The water obtained in washing tube 10 rises to the height near gap 4a under the action of remaining the centrifugal force in water dehydration movement.?
It in 5th embodiment, replaces, the predetermined water level remained in water dehydration movement is set as the wave being no more than in washing tube 10
The water level of the upper end of wheel 12.As a result, at the end of remaining water dehydration movement, the water table ratio in washing tube 10 is contained in impeller 12
The clothing of top is low, therefore clothing will not immerse in the water in washing tube 10.Thus, it is possible to prevent dirt from adhering again to clothing
On.
In addition, in the respective embodiments described above, being fixedly disposed the regulation of the washing tube 10 in residual water dehydration movement
Revolving speed, but can also be detected based on cloth amount, in the case where cloth amount is small i.e. light-weight, carry out making rotating speed of target than usual high, example
Such as it is set as the change of 180rpm.In addition, when remaining water dehydration movement, in the hidden of the uneven rotation for detecting washing tube 10
In the case where trouble, it can also carry out making that rotating ratio egulation rotating speed is low, is for example set as the control of 120rpm.
As the water for by water supply mechanism 25 being the supply of the second water supply path 28, simple tap water not only can be,
Storage water etc. can be drawn using pump to supply water from the external watering such as water tank, bathtub.Alternatively, it is also possible to use temperature
Water, such as the antibacterial water comprising silver ion.In the respective embodiments described above, using supplying tap water into washing tube 10
With the structure for alternately opening the first feed water valve 29 and the second feed water valve 30, i.e. open one party in the case where this two side of microbubble water
At.It in contrast, also can be same as long as being also possible to obtain the hydraulic pressure for generating microbubble water enough in the first water route 27
The feed water valve of two side of Shi Kaifang.
In addition to this, revolving speed, water level, the water etc. of the actuation time, washing tube 10 that illustrate in the respective embodiments described above
Specific numerical value only indicates an example, can suitably change to implement.The content of program about cleaning operation,
It can be using various changes such as the multiple water storage rinsings of progress.In turn, it is constituted about the hardware of each mechanism of washing machine, fine gas bubbles
The specific configuration etc. of generation device, is also able to carry out various changes.Above embodiment be propose as an example, and unexpectedly
Figure limits the range of invention.These new embodiments can be implemented with various other ways, in the purport for not departing from invention
Various omissions, replacements and changes can be made in range.Present embodiment and its deformation are included in the scope and summary of invention
In, and be included in the range that invention is equivalent with it documented by claims.
Claims (7)
1. a kind of washing machine, wherein have:
Steel ladle (4)；
Washing tube (10) is set to the inside of the steel ladle (4), and for accommodating clothing；
Stirring body (12) is set to the bottom of the washing tube (10)；
Water supply mechanism (25), Xiang Suoshu washing tube (10) is interior to supply water；
Fine gas bubbles generation device (31) generates the microbubble water for being mixed into fine gas bubbles；
Drainage mechanism (7) is drained from the washing tube (10) is interior；
Driving mechanism (15) carries out rotation driving to the stirring body (12) and the washing tube (10)；And
Control device (21) controls the process that each mechanism (25,31,7,15) executes washing, rinsing, dehydration,
The control device (21) is including the fine gas bubbles generation device before switching to the dehydration after rinse cycle
(31) for the water including the microbubble water generated in the state that the washing tube (10) inner product is stored to predetermined water level, execution washes this
The residual water dehydration for washing bucket (10) rotation to egulation rotating speed acts.
2. washing machine according to claim 1, wherein
It is equipped with gap (4a) on the top of the steel ladle (4),
Also, the predetermined water level and egulation rotating speed when residual water dehydration movement are set, so that in the washing tube (10)
Water rises to the height of the gap (4a) nearby under the action of the centrifugal force remained in water dehydration movement.
3. washing machine according to claim 1, wherein
Predetermined water level in the residual water dehydration movement is no more than the water level of the upper end of the stirring body (12).
4. washing machine according to any one of claim 1 to 3, wherein
For the control device (21) when executing rinse cycle, supply is comprising by the fine gas bubbles in Xiang Suoshu washing tube (10)
Water including the microbubble water that generation device (31) generates should using the drainage mechanism (7) discharge after the rinse cycle
The water of a part in washing tube (10) executes residual water dehydration movement later.
5. washing machine according to any one of claim 1 to 3, wherein
The control device (21) carries out the water supply of the water supply mechanism (25) to execute rinse cycle, after rinse cycle, benefit
The water in the washing tube (10) is discharged with the drainage mechanism (7), then supplies by the fine gas bubbles generation device (31)
The microbubble water of generation executes residual water dehydration movement later.
6. washing machine according to any one of claim 1 to 3, wherein
The control device (21) carries out the water supply of the water supply mechanism (25) to execute rinse cycle, after rinse cycle, benefit
Drained with the drainage mechanism (7), the backward washing tube (10) in mixing supply the water of the water supply mechanism (25)
With the microbubble water generated by the fine gas bubbles generation device (31), residual water dehydration movement is executed later.
7. washing machine according to any one of claim 1 to 3, wherein
The control device (21) carries out the water supply of the water supply mechanism (25) to execute rinse cycle, after rinse cycle, benefit
The water of a part being discharged in the washing tube (10) with the drainage mechanism (7) is remaining in the washing tube (10) later
The microbubble water generated by the fine gas bubbles generation device (31) is mixed in interior water, executes residual water dehydration movement later.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017042735A JP7268954B2 (en) | 2017-03-07 | 2017-03-07 | washing machine |
| JP2017-042735 | 2017-03-07 | ||
| PCT/JP2018/001597 WO2018163616A1 (en) | 2017-03-07 | 2018-01-19 | Washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110366618A true CN110366618A (en) | 2019-10-22 |
Family
ID=63448873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880014703.6A Pending CN110366618A (en) | 2017-03-07 | 2018-01-19 | Washing machine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7268954B2 (en) |
| CN (1) | CN110366618A (en) |
| WO (1) | WO2018163616A1 (en) |
Cited By (5)
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| CN111962249A (en) * | 2020-08-13 | 2020-11-20 | 海信（山东）冰箱有限公司 | Washing machine and control method thereof |
| CN112899992A (en) * | 2019-12-04 | 2021-06-04 | 青岛海尔洗衣机有限公司 | Microbubble shower nozzle and have washing equipment of this microbubble shower nozzle |
| WO2022227950A1 (en) * | 2021-04-26 | 2022-11-03 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2022227960A1 (en) * | 2021-04-26 | 2022-11-03 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2023001136A1 (en) * | 2021-07-19 | 2023-01-26 | 青岛海尔洗衣机有限公司 | Clothing treatment device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7204320B2 (en) * | 2017-08-04 | 2023-01-16 | 三星電子株式会社 | Vertical washing machine and its tub cleaning method |
| CN111206382A (en) | 2018-11-21 | 2020-05-29 | 无锡小天鹅电器有限公司 | Clothes treating device |
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| US20090090388A1 (en) * | 2005-11-11 | 2009-04-09 | Jong Min Kim | Drum-type washing machine and tub cleaning method of the same |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2018143570A (en) | 2018-09-20 |
| WO2018163616A1 (en) | 2018-09-13 |
| JP7268954B2 (en) | 2023-05-08 |
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