CN104674519B - A kind of washing machine and control method for washing - Google Patents
A kind of washing machine and control method for washing Download PDFInfo
- Publication number
- CN104674519B CN104674519B CN201310633502.3A CN201310633502A CN104674519B CN 104674519 B CN104674519 B CN 104674519B CN 201310633502 A CN201310633502 A CN 201310633502A CN 104674519 B CN104674519 B CN 104674519B
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- China
- Prior art keywords
- filter assemblies
- delivery port
- smart filter
- discharge
- water
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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
- D06F39/10—Filtering arrangements
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
Abstract
The present invention relates to a kind of washing machine and control method for washing, discharge outlet and water inlet are provided with cylindric washer, discharge outlet is connected with water inlet by circulation line, pre-filtering component and smart filter assemblies are connected with described circulation line, the first delivery port and the second delivery port are provided with described smart filter assemblies, filtered liquid is connected from the discharge of the first delivery port with the water inlet of cylindric washer in smart filter assemblies, and filtered liquid is from the discharge of the second delivery port is back to smart filter assemblies.The present invention can also lift recycle-water purification efficiency while washing machine layout structure is optimized, secondly, the present invention makes the discharge water of washing machine can be achieved with the cleaning of filter assemblies in purification process using high speed cross-flow filtration principle, reduce the pollution speed of filter membrane, the flux of filter membrane is improved, the life-span of filter membrane is extended.
Description
Technical field
The present invention relates to laundry technology, more particularly to a kind of washing machine and its control method for washing.
Background technology
Traditional use in washing machine water washing clothing, washing all discharges washings after terminating, then refills clean water
Clothing is rinsed, is also all every time to discharge washings to reinject clean water after rinsing, whole washing process water consumption
It is larger, waste serious.
At present, in washing machine technology field, the degree of purification of recycle-water is improved by various modes, for example, using large-scale
The auxiliary devices such as water treatment facilities, ozone generator, electrolysis carry out purification utilization to laundry water, and this mode takes larger cloth
Office space, and cost of water treatment is higher.In addition, collecting filter bag, manual cleaning line bits, roller using line bits in rotary drum washing machine
Big the end of a thread is retained using draining pump pump head in washing machine, laundry water discharge, this mode filter effect is poor, and line is not retained substantially
Bits.Also carry out purification to waste water using reverse osmosis filter to use, this mode needs to use high-pressure pump, purification production water speed rate
Slowly, water can not ensure the use demand of washing machine, while cost is high.
Secondly, when purifier is filtered to line bits and sludge colloid in discharge water etc., dirt filtered out etc.
Filter medium can be polluted, because washing machine is inconvenient to use Chemical cleaning filter medium, filtering is accumulated in for a long time
The surface of medium can form filter cake, cause more stifled than larger dirt to filter medium.So during to discharge Water warfare, such as
What pollution of the reduction dirt to filter medium is very important, and it is artificial filter medium is cleared up, not only to life
Inconvenience is brought, and reduces the practical value and market value of washing machine.So, how to develop lifting discharge Water warfare effect
Rate, and realize have great importance to the washing machine of filter automated cleaning.
The content of the invention
In order to realize the purpose of the present invention, the technical scheme used for:
A kind of washing machine, it is characterised in that discharge outlet and water inlet are provided with cylindric washer, discharge outlet and water inlet pass through
Circulation line is connected, and is connected with described circulation line on pre-filtering component and smart filter assemblies, described smart filter assemblies
Filtered liquid in the first delivery port and the second delivery port, smart filter assemblies is provided with to discharge from the first delivery port and cylindric washer
Water inlet connection, filtered liquid is from the discharge of the second delivery port is back to smart filter assemblies.
Further, described smart filter assemblies are cylindrical filter device, including housing and are arranged on enclosure interior and are in the form of a column
Filter membrane.
Further, be provided with the second delivery port on the housing of described smart filter assemblies, smart filter assemblies housing or
Inlet is set on the circulation line between smart filter assemblies and cylindric washer discharge outlet, and the liquid outlet passes through backflow with inlet
Pipeline is connected.
Further, the second described delivery port is arranged on the top of smart filter assemblies housing sidewall, and described inlet is set
Put in the bottom of smart filter assemblies housing sidewall.
Further, it is provided with draining pump on the circulation line between described smart filter assemblies and cylindric washer discharge outlet.
Further, described inlet is arranged on the water inlet end circulation line of draining pump.
Further, it is provided with check valve on described return line.
Further, the discharge outlet connection of the water inlet of described pre-filtering component and cylindric washer, the water outlet of pre-filtering component
Mouth is connected with the water inlet of smart filter assemblies, and the first delivery port of smart filter assemblies and the water inlet of cylindric washer are connected.
A kind of control method for washing of washing machine, it is characterised in that the discharge water in cylindric washer passes sequentially through pre-filtering group
Part and smart filter assemblies filtering, are entered back into cylindric washer, at the same time discharge water filtered in fine filtering apparatus is by returning
Flow tube road enters draining pump water inlet end circulation line and returned in smart filter assemblies.
Further, discharge water filtered in the described smart filter assemblies flow rates in return line are 0.4-
5m/s。
Technical scheme is made further explanation below.
The first object of the present invention is to propose a kind of washing machine.
Washing machine of the present invention can also lift recycle-water purification efficiency while washing machine layout structure is optimized, and
Pollution speed of the pollutant to filter membrane can be reduced, the flux of filter membrane is improved, extends the life-span of film.
Washing machine of the present invention, which is connected with cylindric washer on circulation line, circulation line, is connected with pre-filtering component
With smart filter assemblies, pre-filtering component can be used for filtering line bits and larger particles, and smart filter assemblies can be used for filtering smaller
Particle, soluble soil etc..With the accumulation in smart filter assemblies of dirt, dirt can form filter on the surface of filter membrane
Cake, causes " dead filtering ", not only reduces the filter effect of washings, and the operating efficiency of reduction washing machine.The present invention is utilized
Cross-flow filtration principle, is provided with two delivery ports on smart filter assemblies, i.e. the first delivery port and the second delivery port, and first goes out
The mouth of a river is used to flow into filtered discharge water in cylindric washer, and the second delivery port is used to again return filtered discharge water discharge
It is back in smart filter assemblies, so that the filter membrane surface of smart filter assemblies is formed in parallel with the current on film surface, so as to
The dirt for being deposited in filter membrane surface is loosened, the filtrate of filter membrane surface is maintained at a relatively low degree, and then reduce
The speed of filtering fouling membrane.
Pre-filtering component of the present invention and smart filter assemblies are connected in turn on the circulation line of cylindric washer, to improve
The purification efficiency of water is discharged, draining pump is provided between cylindric washer and pre-filtering component, discharge water first passes around draining pump, then
Entered pre-filtering component, smart filter assemblies are finally returned into cylindric washer after filtering.
Smart filter assemblies of the present invention are the filter of column structure, including housing, and are arranged in housing
Filter membrane, filter membrane is column structure, preferably cylindrical structure.Being provided with the housing of smart filter assemblies makes without filter membrane mistake
Second delivery port of the discharge water discharge of filter, discharge water is back to its upstream along the path parallel with filter membrane along return line
Circulation line, inlet can be arranged on the shell of smart filter assemblies, so discharge water from the second delivery port along return duct
Road is back in smart filter assemblies by inlet, and such structure makes the discharge water formation in smart filter assemblies be put down with filter membrane
Capable current, the power parallel to filter membrane is formed equivalent on film surface, so as to so that the dirt of filter membrane surface is protected
Hold in a relatively low level, it is preferable that inlet is arranged on the circulation line between draining pump and cylindric washer, inlet and
Second delivery port is connected by return line, and the purpose of reduction filtering fouling membrane speed is reached according to cross-flow principle.
The present invention is cleaned the filter membrane in smart filter assemblies according to cross-flow filtration principle, if cross-flow velocity is relatively low,
The current flowed in filter membrane surface can not loosen the dirt being deposited on filter membrane, and " dead filtering " phenomenon remains unchanged to change
Become.So in the present invention, to improve the speed that water is discharged in return line, so can not only increase the water of filter membrane surface
Intensity of flow, to reach preferable cleaning purpose, and improves the filter efficiency of device on the whole.
The second object of the present invention is to propose a kind of control method for washing.
Control method for washing of the present invention includes:During washing machine enters water purification filter, draining pump is opened, and is washed
The discharge water washed in cylinder enters in pre-filtering component through draining pump, after pre-filtering component removes the large particulate matters such as line bits,
Into the discharge moisture in smart filter assemblies into two-way, flowed into all the way by filter membrane filtration, purification in cylindric washer, a part of water
Along the delivery port of direction second parallel to filter membrane surface in filtering membrane channels, return line flows into the water inlet end of draining pump
Pipeline, then through pre-filtering component, smart filter assemblies filtering, all wrong stream process of whole process.
Control method for washing of the present invention is not only purified the discharge water in cylindric washer, and utilizes cross-flow
Work principle of filter reduces the pollution speed of filter membrane.In the process, the water velocity in return line should be greater than smart filtering group
Water velocity in part, such speed difference can be such that the pollutant in filter membrane is timely cleaned, and improve filter efficiency, this hair
The water velocity scope of bright middle return line is 0.4-5m/s, preferably 0.4-3m/s.During the whole filtration cycle of the present invention
High speed cross-flow filtration form is all used, higher cross-flow velocity increases the flow intensity of filter membrane surface, and increases flat
Row can loosen the filtrate being deposited on filter membrane parallel to filter membrane surface shearing force, beat in the shearing force of filter membrane surface
The phenomenon of filter membrane surface " dead filtering " is broken once, so as to increase the flux of filter membrane.
Brief description of the drawings
Fig. 1 is the structural representation of washing machine in the embodiment of the present invention;
Fig. 2 is the structural representation of smart filter assemblies in the embodiment of the present invention;
Main element explanation:
1- cylindric washers, 2- draining pumps, 3- pre-filtering components, 4- essence filter assemblies, 41- housings, 42- filter membranes, 5- backflows
Pipeline, the delivery ports of 6- first, 7- check valves, the delivery ports of 8- second, 9- discharge outlet, 10- water inlets, 11- inlets.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as a limitation of the invention.
As shown in figure 1, a kind of washing machine, discharge outlet 9 and water inlet 10 are provided with its cylindric washer 1, discharge outlet 9 and enter
The mouth of a river 10, is connected by circulation line, and pre-filtering component 3 and smart filter assemblies 4, smart filter assemblies are provided with circulation line
The first delivery port 6 and the second delivery port 8 are provided with 4, the liquid that the first delivery port 6 is used to filter through smart filter assemblies 4 is discharged
Into in cylindric washer 1, the second delivery port 8 is used to discharge unfiltered liquid.The water inlet of pre-filtering component 3 and cylindric washer 1
Discharge outlet 9 connect, the delivery port of pre-filtering component 3 is connected with the water inlet of smart filter assemblies 4, the first of smart filter assemblies 4
Delivery port 6 is connected with the water inlet 10 of cylindric washer 1.To improve the conevying efficiency of discharge water, pre-filtering component 3 and cylindric washer 1 it
Between be provided with draining pump 2.Pre-filtering component 3 and smart filter assemblies 4 are used to filter the discharge water of cylindric washer 1, pre-filtering
Component 3 can be used for filtering line bits and larger particles, and smart filter assemblies 4 can be used for filtering smaller particle, soluble soil etc..
With the accumulation in smart filter assemblies 4 of dirt, dirt can form filter cake on the surface of filter membrane 42, cause " dead filtering " existing
As causing filter membrane 42 than larger blocking.To avoid the generation of above phenomenon, the second delivery port 8 of smart filter assemblies 4 will
Unfiltered discharge water discharge is back in smart filter assemblies 4, keeps the dirt on filter membrane 42 using cross-flow filtration principle
In a relatively low level.
As shown in Fig. 2 the smart filter assemblies 4 described in the present embodiment are column structure, including a housing 41, and set
Filter membrane 42 in housing 41, filter membrane 42 is cylindrical, and the second delivery port 8 is set on the shell 41 of smart filter assemblies 4,
The one end of return line 5 is connected with the second delivery port 8, and the other end is connected with the inlet 11 of the shell 41 of smart filter assemblies 4.In mistake
During filter, filtered discharge water is back to smart mistake by the second delivery port 8 along return line 5 in smart filter assemblies 4
Filter in component 4, now just can form the current parallel with the surface of filter membrane 42 in smart filter assemblies 4, i.e. formed and cylindrical mistake
The current of the diameter parallel of filter membrane 42, so as to form the phenomenon of cross-flow filtration, the second delivery port is arranged on smart filtering group in this device
The top of the side wall of 4 housing of part 41, inlet 11 is arranged on the bottom of the side wall of housing 41, make the second delivery port 8 and inlet 11 it
Between keep as far as possible than larger distance, can so make the cross-flow for forming large area in fine filtering apparatus 4 on the surface of filter membrane 42
Phenomenon.Preferably, inlet 11 is arranged on the circulation line of the water inlet end of draining pump 2, and the second delivery port 8 and inlet 11 are used
Return line 5 is connected, and check valve 8 is set on return line 5, filtered discharge water is carried out secondary filter.The above two
The mode of kind can make to form the current parallel with filter membrane in smart filter assemblies 4, equivalent to application one and the surface of filter membrane 42
Parallel shear force, makes the dirt on the surface of filter membrane 42 be maintained at a relatively low level, and then reduce the pollution of filter membrane 42
Speed, improves the flux of filter membrane 42, extends the life-span of filter membrane 42.
When washing machine enters in water purification filter rinse cycle, draining pump 2 is opened, is opened in check valve 8, cylindric washer 1
Water is discharged through draining pump 2 to enter in pre-filtering component 3, after pre-filtering component 3 goes out the large particulate matters such as line bits and dirt,
Into in smart filter assemblies 4, in smart filter assemblies 4, discharge moisture is into two-way, all the way through the filter membrane in smart filter assemblies 4
42 filterings, enter in the cylindric washer 1 of washing machine from the first delivery port 6, some dirts filtered are accumulated on filter membrane 42, separately
All the way from the second delivery port 8 on the smart housing 41 of filter assemblies 4, the circulation line of the front end of draining pump 2 is entered along return line 5
In, the dirt formed in smart filter assemblies 4 on the current parallel with filter membrane 42, filter membrane 42 is by parallel to filter membrane 42
Surface shear force, the filtrate accumulated on filter membrane 42 is loosened, it is to avoid the generation of " dead filtering " phenomenon, so as to reduce filter membrane 42
The dirt thickness on surface.Due in all wrong stream process of whole filter process, so being maintained at the dirt on the surface of filter membrane 42
One relatively low level.Further to improve the cleannes of filter membrane 42 in smart filter assemblies 4, current in return line 5 are improved
Speed, water velocity is 0.4-5m/s, preferably 0.4-3m/s, and higher water velocity can improve the surface shear force of filter membrane 42,
Increase the surface cross-flow intensity of filter membrane 42, so that the surface of filter membrane 42 remains the state for comparing loosening, improve filter membrane
42 flux.
The beneficial effect that the present embodiment is brought:1. this device is carried out on the basis of washing machine general layout is not influenceed to discharge water
Recycle, in structure, without setting up water tank, Large water treatment equipment etc.;2. this device increases pre- mistake on circulation line
Component 3 and smart filter assemblies 4 are filtered, the discharge water of washing machine is effectively purified;3. set second on smart filter assemblies 4
Delivery port 8, recirculated upstream pipeline is connected to by return line 5, so as to form cross-flow phenomenon in smart filter assemblies 4, it is to avoid " dead
The generation of filtering " phenomenon, makes the dirt on filter membrane 42 be maintained at a lower degree;4. using the smart filter assemblies 4 of column,
Be conducive to the generation of cross-flow phenomenon, so that the current parallel with filter membrane 42 are formed on the surface of filter membrane 42, reduction filtering
The pollution speed of film 42;5. improving cross-flow filtration speed, that is, the speed of current in return line 5 is improved, can not only be improved
Efficiency is filtered, and enhances the flow intensity parallel to filter membrane 42, and then improves the cleannes of filter membrane 42;6. this device is whole
Individual filter process is all with high speed cross-flow filtration phenomenon, i.e. filtering process with regard to the purpose of cleaning can be reached, it is not necessary to increase
Other cleaning devices are with regard to that can keep the cleannes of filter membrane 42.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only to the present invention's
Preferred embodiment is described, and not the spirit and scope of the present invention are defined, and is not departing from design philosophy of the present invention
Under the premise of, the various changes and modifications that professional and technical personnel in the art make to technical scheme belong to this hair
Bright protection domain.
Claims (5)
1. a kind of washing machine, it is characterised in that cylindric washer(1)On be provided with discharge outlet(9)And water inlet(10), discharge outlet(9)
And water inlet(10)Connected by circulation line, pre-filtering component is connected with described circulation line(3)With smart filter assemblies
(4), described smart filter assemblies(4)On be provided with the first delivery port(6)With the second delivery port(8), smart filter assemblies(4)Middle warp
The liquid of filtering is from the first delivery port(6)Discharge and cylindric washer(1)Water inlet(10)Connection, filtered liquid is from second
Delivery port(8)Discharge is back to smart filter assemblies(4)In;Described smart filter assemblies(4)Housing(41)The top of side wall is set
It is equipped with the second delivery port(8), in smart filter assemblies(4)Housing(41)The bottom of side wall sets inlet(11), described second
Delivery port(8)With inlet(11)Pass through return line(5)Connection;Described smart filter assemblies(4)And cylindric washer(1)Discharge outlet
(9)Between circulation line on be provided with draining pump(2);Described inlet(11)It is arranged on draining pump(2)Water side one
On the circulation line of side;Described return line(5)On be provided with check valve(7).
2. a kind of washing machine according to claim 1, it is characterised in that described smart filter assemblies(4)For cylindrical filter
Device, including housing(41)Be arranged on housing(41)The filter membrane that inside is in the form of a column(42).
3. a kind of washing machine according to claim 1, it is characterised in that described pre-filtering component(3)Water inlet with
Cylindric washer(1)Discharge outlet(9)Connection, pre-filtering component(3)Delivery port and smart filter assemblies(4)Water inlet connection, essence
First delivery port of filter assemblies(6)With cylindric washer(1)Water inlet(10)Connection.
4. a kind of control method for washing of washing machine as described in claim 1-3 is any, it is characterised in that cylindric washer(1)In
Discharge water pass sequentially through pre-filtering component(3)With smart filter assemblies(4)Filtering, enters back into cylindric washer(1)In, it is at the same time smart
Filter(4)In filtered discharge water pass through return line(5)Into draining pump(2)Water inlet end circulation line returns to essence
Filter assemblies(4)In.
5. the control method for washing of washing machine according to claim 4, it is characterised in that described smart filter assemblies(4)
In filtered discharge water in return line(5)Middle flow rates are 0.4-5m/s.
Priority Applications (1)
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CN201310633502.3A CN104674519B (en) | 2013-11-29 | 2013-11-29 | A kind of washing machine and control method for washing |
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CN201310633502.3A CN104674519B (en) | 2013-11-29 | 2013-11-29 | A kind of washing machine and control method for washing |
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CN104674519A CN104674519A (en) | 2015-06-03 |
CN104674519B true CN104674519B (en) | 2017-07-28 |
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CN201310633502.3A Active CN104674519B (en) | 2013-11-29 | 2013-11-29 | A kind of washing machine and control method for washing |
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CN114836949A (en) * | 2022-05-16 | 2022-08-02 | Tcl家用电器(合肥)有限公司 | Washing machine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103343439A (en) * | 2013-07-10 | 2013-10-09 | 合肥荣事达三洋电器股份有限公司 | Washing machine with circulating water filtering system |
CN203281100U (en) * | 2013-05-27 | 2013-11-13 | 江苏省宜兴非金属化工机械厂有限公司 | Ceramic crossflow filtration device |
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US7356865B2 (en) * | 2003-07-29 | 2008-04-15 | General Electric Company | Apparatus and method for removing contaminants from dry cleaning solvent |
CN1274613C (en) * | 2005-03-15 | 2006-09-13 | 北京交通大学 | Treating method and micro flocculation reactor for reusing washing sewage |
CN201473775U (en) * | 2009-05-14 | 2010-05-19 | 刘爱东 | water-saving washing machine |
CN201643839U (en) * | 2010-02-01 | 2010-11-24 | 北京纬纶华业环保科技股份有限公司 | Cross-flow type fine filter |
CN202785827U (en) * | 2012-06-26 | 2013-03-13 | 绍兴市国富环保科技有限公司 | Ultrafiltration sewage treatment system |
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2013
- 2013-11-29 CN CN201310633502.3A patent/CN104674519B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203281100U (en) * | 2013-05-27 | 2013-11-13 | 江苏省宜兴非金属化工机械厂有限公司 | Ceramic crossflow filtration device |
CN103343439A (en) * | 2013-07-10 | 2013-10-09 | 合肥荣事达三洋电器股份有限公司 | Washing machine with circulating water filtering system |
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