CN105002706A - Washing machine - Google Patents
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- CN105002706A CN105002706A CN201410167758.4A CN201410167758A CN105002706A CN 105002706 A CN105002706 A CN 105002706A CN 201410167758 A CN201410167758 A CN 201410167758A CN 105002706 A CN105002706 A CN 105002706A
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Abstract
The invention provides a washing machine. The washing machine comprises a circulating water filtration system. The washing machine is configured in a way that in at least one work flow of the washing machine, water in a washing bucket of the washing machine flows into the circulating water filtering system, and is filtered by the circulating water filtering system and then flows back to the washing bucket in a circulated manner, the circulating water filtration system comprises a fine filter, and the fine filter is arranged under the washing bucket. According to the invention, the arrangement position of a filter of the circulating water filtration system is specially designed, By employing the above scheme, the circulating water filtration system of the washing machine can be installed firmly and reliably, and the washing machine can operate more safely.
Description
Technical field
The present invention relates to a kind of washing machine, particularly relate to a kind of washing machine with circulating water filtering system.
Background technology
Workflow during existing conventional washing machine laundry generally includes into water, washing-drying-draining, repeatedly rinsing-drying-draining etc., and wherein each rinsing all needs to consume a large amount of clear water.Generally speaking, once the do washing water consumption of whole workflow of existing pulsator washing machine can reach per kilogram clothing 20-30 liter, and existing roller washing machine is once done washing, the water consumption of whole workflow also will reach per kilogram clothing 12L water.That is, existing conventional washing machine is (regardless of pulsator washing machine or tumbling-box washing machine, also no matter be semi-automatic washing machine or automatic washing machine) when working, general is all directly be discharged into outside washing machine by laundrywastes, and refill a large amount of clear water repeatedly rinsing is carried out to clothing, cause whole laundry processes water consumption larger.
For realizing the object of Water-Saving for Washing Machine, prior art generally adopts following scheme to process laundrywastes:
Scheme 1: increase water storage tank and collect washings in washing machine, and filter screen is set is applied to next laundry processes by after the washings simple filtration of collection.
Scheme 2: increase reverse osmosis filter in washing machine, purifies laundrywastes, and purifying waste water after purification is applied to next laundry processes.
Scheme 3: use the auxiliary devices such as large-scale water treatment facilities and ozone generator to purify laundrywastes, is applied to next laundry processes by purifying waste water after purification.
But the practical application effect of above-mentioned several scheme is all undesirable, and main cause is as follows.
The filter screen that scheme 1 increases and water storage tank can only remove the line bits in washings simply.But because washings impurity is many, water quality is unstable, causes scheme 1 really can not solve the quality problem of washings.And this scheme needs manually to clean water storage tank and filter screen usually, safeguard inconvenience.
Scheme 2 uses reverse osmosis filter to purify laundrywastes, and this not only needs to use high-pressure pump, and purification produces water speed slowly, and water yield is difficult to the normal user demand ensureing washing machine.In addition, this scheme needs to regularly replace reverse osmosis filter, and cost is higher.
Scheme 3 uses the auxiliary devices such as large-scale water treatment facilities and ozone generator to purify laundrywastes, these auxiliary devices are not only own expensive, take up room large, but also need a lot of corollary apparatus and relevant cleaning plant, significantly increase equipment cost and maintenance cost further, be not suitable for average family completely and use.
Summary of the invention
One object of the present invention is intended at least one defect overcoming prior art washing machine, there is provided a kind of inner space making full use of washing machine that the washing machine of circulating water filtering system is installed securely, not only make internal structure of washing machine compacter, and make the easier for installation of circulating water filtering system.
The present invention's further object to make the circulating water filtering system structure in washing machine of the present invention more firm, makes it run more reliable in process in the whole service life of washing machine.
For this reason, the invention provides a kind of washing machine, comprising:
Circulating water filtering system, be configured to: at least one workflow of described washing machine, the water in the cylindric washer of described washing machine is made to flow into described circulating water filtering system, and recirculation is flowed back in described cylindric washer after being filtered in described circulating water filtering system, wherein said circulating water filtering system comprises fine filter, and described fine filter is arranged in the below of described cylindric washer.
Alternatively, described fine filter is transversely arranged on the below of described cylindric washer.
Alternatively, described fine filter is arranged on the crossbeam of the case frame of described washing machine.
Alternatively, described fine filter is arranged on the base plate of described washing machine.
Alternatively, described washing machine is roller washing machine, is provided with storing chamber bottom it, and described fine filter is arranged in the upper surface of described storing chamber.
Alternatively, described circulating water filtering system comprises the coarse filter being connected on described fine filter upstream further, flows to described fine filter from the water in described cylindric washer from described coarse filter,
Described coarse filter and described fine filter form integrated component, are arranged in the below of described cylindric washer.
Alternatively, described circulating water filtering system comprises control valve further, is connected to the sewage draining exit place of described fine filter;
Described coarse filter, described fine filter and described control valve are together arranged in the below of described cylindric washer.
Alternatively, described coarse filter and described fine filter have respective intake antrum and water chamber respectively, wherein
The water inlet of the intake antrum of described coarse filter receives by the water of the draining pump of described washing machine from described cylindric washer pumping;
The sewage draining exit of the intake antrum of described coarse filter is communicated to one end of the dense comb of described washing machine, the other end of described dense comb is connected to the first port of described control valve, controllably will be discharged to outside described washing machine without filtration from the water in described cylindric washer via described control valve;
The delivery port of the water chamber of described coarse filter is communicated to the water inlet of the intake antrum of described fine filter, to send in described fine filter by the water after described coarse filter filtration;
The delivery port of the water chamber of described fine filter is communicated to the inlet channel of described cylindric washer, to turn back in described cylindric washer by the water after described fine filter filtration;
The sewage draining exit of the intake antrum of described fine filter is communicated to the second port of described control valve, to be controllably communicated to the inlet channel of described cylindric washer via described control valve;
3rd port of described control valve is communicated with the inlet channel of described cylindric washer;
4th port of described control valve is communicated with the drainage pipeline of described washing machine; And
Described control valve is configured to the predetermined control program of each workflow according to described washing machine, at least controllably:
Turn off all connecting paths between the first port of described control valve, the second port, the 3rd port, the 4th port, or
Only be communicated with the first port and the 4th port of described control valve, or
Only be communicated with the second port and the 3rd port of described control valve, or
Only be communicated with the second port and the 4th port of described control valve.
Described washing machine can comprise further:
Air pump, is configured to the air inlet pumping air-flow of the water chamber to described coarse filter, and described air-flow flows in the intake antrum of described fine filter via the delivery port of the water chamber of described coarse filter, carries out air purge to described fine filter and described coarse filter.
Alternatively, on the rear cross beam that described air pump is arranged in the housing perisporium of described washing machine or squab panel, and the below of described fine filter and coarse filter is arranged in.
The present invention has done special design to the position of the filter of circulating water filtering system etc. and/or mounting means, it makes full use of the inner space of washing machine, not only make the internal structure of washing machine of the present invention compacter, and make the easier for installation of circulating water filtering system.
Further, in washing machine of the present invention, integrated component can be connected between the filter of circulating water filtering system, make the circulating water filtering system structure installment in washing machine of the present invention/dismantle convenient and install more firm, make it run more reliable in process in the whole service life of washing machine.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the schematic block diagram of washing machine according to an embodiment of the invention;
Fig. 2 is the schematic diagram of roller washing machine according to an embodiment of the invention;
Fig. 3 omits the schematic diagram that other structures only retain the washing machine of fine filter, coarse filter and air pump according to an embodiment of the invention;
Fig. 4 is the schematic diagram of rotary drum washing machine according to an embodiment of the invention.
Detailed description of the invention
Washing machine of the present invention can comprise circulating water filtering system in general manner.This circulating water filtering system is configured to: at least one workflow of washing machine, make the water in the cylindric washer of washing machine flow into circulating water filtering system, and after being filtered in circulating water filtering system, recirculation flow returns in cylindric washer.Here at least one workflow can be such as one or many rinsing flow process or the washing flow of washing machine.Such as, when washing machine carries out rinsing, the water in cylindric washer can be made to flow into circulating water filtering system, and be filtered in circulating water filtering system, purify after recirculation flow return in cylindric washer, in other workflow, such as washing flow or dewatering process flow, the water in cylindric washer can not flow into circulating water filtering system and filter, but directly discharges washing machine.
Fig. 1 is the schematic block diagram of washing machine according to an embodiment of the invention.As one skilled in the art will recognize that, the washing machine of the embodiment of the present invention is the same with existing conventional washing machine also comprises cylindric washer 12, and this cylindric washer is made up of urceolus and the inner core that can rotate in urceolus usually.The urceolus of cylindric washer 12 is arranged on the organism frame of washing machine by suspension strut mechanism.The bottom of cylindric washer 12 is provided with water discharge outlet, passes through pipeline connection between water discharge outlet and circulating water filtering system via draining pump 14.Especially, circulating water filtering system of the present invention can comprise fine filter 26.As skilled in the art will understand, if circulating water filtering system only comprises a filter, so this filter is exactly fine filter as herein described; If circulating water filtering system comprises multiple filter, so the filter of most downstream is fine filter as herein described.In embodiments of the present invention, fine filter 26 is arranged in the below of cylindric washer 12.Here immediately below " below " comprises and side-lower, if it will be understood by those skilled in the art that fine filter 26 be positioned at washing machine week pars intramuralis and the height of in the vertical direction lower than cylindric washer 12.In a preferred embodiment, fine filter 26 is transversely arranged on the below of cylindric washer 12.In one embodiment, fine filter 26 can be transversely arranged on the case frame of described washing machine crossbeam on or washing machine base plate on.In a substituting embodiment, described washing machine is roller washing machine, is provided with storing chamber bottom it, and fine filter 26 is transversely arranged on the upper surface of described storing chamber.
In the embodiment shown in fig. 1, circulating water filtering system can comprise the coarse filter 24 being connected on fine filter 26 upstream further.Fine filter 26 preferably adopts ultrafiltration membrane filter in this embodiment.Coarse filter 24 first filters from the water in cylindric washer 12 as upstream filter, fine filter 26 filters (" upstream " and " downstream " that it will be understood by those skilled in the art that here is the direction of flowing in pipeline and corresponding component according to fluid) the water after coarse filter 24 filters again as downstream filter.24 coarse filters and fine filter 26 are together arranged in the below of cylindric washer 12.In other embodiments of the present invention, circulating water filtering system also may comprise two, three, a four or more coarse filter being connected on fine filter 26 upstream, to carry out required multistage filtering to from the water in cylindric washer 12.It will be understood by those skilled in the art that in this case, all filters of circulating water filtering system are arranged in the below of cylindric washer 12.
As those skilled in the art are known, generally intake antrum and water chamber are all comprised to the filter that fluid filters, wherein intake antrum has water inlet to receive the fluid of inflow filter, and water chamber have delivery port for filter after fluid flow out from filter.The coarse filter 24 of the embodiment of the present invention and fine filter 26 not only have the above-mentioned setting of general filter, and their intake antrum is also provided with sewage draining exit especially, so that the fluid (comprising liquid and/or gas) entering coarse filter 24 or fine filter 26 intake antrum can flow out with regard to the direct sewage draining exit from intake antrum without filtration.Sewage draining exit is mainly used in the cleaning to coarse filter and fine filter.Especially, as shown in Figure 1, the water inlet of the intake antrum of coarse filter 24 receives by the water of the draining pump 14 of washing machine from cylindric washer 12 pumping; The delivery port of the water chamber of coarse filter 24 is communicated to the water inlet of the intake antrum of fine filter 26, so that the water after being filtered by coarse filter 24 is sent in fine filter 26; The delivery port of the water chamber of fine filter 26 is arranged on the right part of fine filter 26, and described delivery port is communicated to the inlet channel 11 of cylindric washer 12, so that the water after being filtered by fine filter 26 turns back in cylindric washer 12.
In the embodiment shown in fig. 1, the delivery port of the water chamber of coarse filter 24 is directly communicated with the water inlet of the intake antrum of fine filter 26, but not by pipeline connection, saves pipeline and space.In one embodiment, coarse filter 24 and fine filter 26 are arranged to integrated component, as those skilled in the art all can clearly realize that, so-called " integrated component " can comprise any one in following three kinds of situations here: the housing of (1) coarse filter 24 and fine filter 26 is integrated; (2) though the housing of coarse filter 24 and fine filter 26 is not one, be directly be connected between these two filters, the fluid communication namely between them does not pass through other intermediate duct; (3) coarse filter 24 and fine filter 26 are before being installed to washing machine, have been fixedly mounted in each other and have become a black box together.By being arranged so that circulating water filtering system compact conformation like this, and attaching/detaching is convenient.The integrated component that coarse filter 24 and fine filter 26 are formed can be transversely arranged on the below of cylindric washer 12.
In one embodiment, circulating water filtering system of the present invention also can comprise control valve 22, is arranged on the sewage draining exit place of fine filter 26, for conducting or the stream of closing between the sewage draining exit of fine filter 26 and the drainage pipeline 13 of washing machine.In one embodiment, fine filter 26 is connected with control valve 22 respectively with the sewage draining exit of coarse filter 24, and wherein the sewage draining exit of coarse filter 24 is connected with control valve 22 by dense comb 16.In the present invention's further embodiment, except coarse filter 24 and fine filter 26, control valve also can to link into an integrated entity formula assembly with coarse filter 24 and fine filter 26 further.In one embodiment, coarse filter 24, fine filter 26 and control valve 22 are together arranged in below or the lower rear of cylindric washer 12.
Control valve 22 can be the electrically-controlled valve with multiple port, such as, the electrically controlled 4-way valve with four ports shown in Fig. 1.After one end of dense comb 16 is communicated with draining pump 14 by the intake antrum of coarse filter 24, the other end can be connected to the first port A of control valve 22, with via control valve 22 controllably by from the water in cylindric washer 12 without being discharged to outside described washing machine with filtering.Make discharge pipe line part be formed by the intake antrum of coarse filter 24 like this, decrease the setting of washing machine internal pipeline.
Especially, as shown in Figure 1, the sewage draining exit of the intake antrum of fine filter 26 can be communicated to the second port B of control valve 22, to be controllably communicated to the inlet channel 11 of cylindric washer 12 via control valve 22.3rd port C of control valve 22 can be communicated with the inlet channel 11 of cylindric washer 12.4th port D of control valve 22 can be communicated with the drainage pipeline 13 of washing machine.
Control valve 22 is configured to the predetermined control program of each workflow according to washing machine, is at least controllably communicated with wherein two ports or close its four ports.Such as in the rinsing flow process of washing machine, washing machine turns off the first port A, the second port B, all connecting paths between the 3rd port C, the 4th port D of control valve 22, washings in cylindric washer 12 can pump in the intake antrum of coarse filter 24 through draining pump 14, and to flow into after coarse filter 24 and fine filter 26 filter successively in inlet channel 11 and to loop back in cylindric washer 12.Again such as in the washing flow and dewatering process flow of washing machine, washing machine is only communicated with the first port A and the 4th port D of control valve 22, washings in cylindric washer 12 pump in the intake antrum of coarse filter 24 by draining pump 14, and flow into successively in dense comb 16 and drainage pipeline 13, thus discharge washing machine without filtration.Again such as in the spray flow process of washing machine, washing machine is only communicated with the second port B and the 3rd port C of control valve 22, water in cylindric washer 12 pumps in the intake antrum of coarse filter 24 by draining pump 14, and after being filtered by coarse filter 24, the intake antrum and the inlet channel 11 that flow into fine filter 26 successively loop back in cylindric washer 12.Again such as in the cleaning filter flow process of washing machine, washing machine is only communicated with the second port B and the 4th port D of control valve 22, washing fluid (comprising liquid and/or gas) enters in the intake antrum of fine filter 26 via the intake antrum of coarse filter 24 or water chamber and cleans fine filter 26, and the fluid after cleaning discharges washing machine via drainage pipeline 13.
The filter of the embodiment of the present invention take screening as separation principle, effectively can reduce clothing residual wires bits, effectively can remove particulate in washings, colloid, bacterium, microorganism and macromolecule are organic, with by washings or washings purifying, recycle, thus reach the object of water saving.But along with increasing of washing of drum type washing machine number of times, separate substance and some other impurity can build up at filter surfaces, and cause blocking and the pollution problem of filter membrane in filter, its filter effect can be subject to certain impact.In order to recover the flux of the filter membrane of filter, air purge can be carried out to filter.In one embodiment, the drainage chamber of coarse filter is provided with air inlet, and washing machine of the present invention also can comprise air pump 32, and being configured to provides air-flow to carry out air purge to fine filter 26 and coarse filter 24.Air pump 32 can be configured to the air inlet pumping air-flow of the water chamber to coarse filter 24, and air-flow flows in the intake antrum of fine filter 26 via the delivery port of the water chamber of coarse filter 24, thus carries out air purge to fine filter 26 and coarse filter 24.Obviously can improve the filter effect of filter like this, extend the service life of filter.In embodiments of the present invention, in order to make the air-flow air pressure of air pump 32 output more evenly and reduce the loss of air-flow air pressure, to realize better air purge effect, the gas outlet of air pump 32 can be close to the air inlet layout of coarse filter 24.
Fig. 2 is the schematic diagram (the part pipeline for clarity sake, in Fig. 2 is abridged) of washing machine according to an embodiment of the invention.As shown in Figure 2, the washing machine of the embodiment of the present invention can comprise washing machine shell perisporium, and cylindric washer 12, draining pump 14, coarse filter 24, fine filter 26 (obviously not illustrating in figure), dense comb 16 and control valve 22 (obviously not illustrating in figure) are all arranged in housing perisporium.As those skilled in the art can know understanding, washing machine shell perisporium is made up of case frame 40 and the wallboard be fixed on case frame 40.Wherein, the case frame 40 of washing machine can be formed by fixedly connecting by column support and the multiple crossbeams laid respectively in case frame four vertical sides, and column support is positioned at four corner part places that four vertical sides are formed between any two.In one embodiment, the below that laterally can be fixed on cylindric washer 12 along the direction of basic horizontal of coarse filter 24 and fine filter 26.The central axial line of coarse filter 24 and fine filter 26 can vertical cylindric washer 12 rotating shaft or be parallel to the rotating shaft of cylindric washer 12, also can form an angle with the rotating shaft shape of cylindric washer 12.In a substituting embodiment, such as the washing machine bottom shown in Fig. 2 is provided with to the roller washing machine of storing chamber 18, distance between the bottom and bottom plate of washing machine of cylindric washer 12 is larger, coarse filter 24 and fine filter 26 also vertically or can be inclined at the below of cylindric washer 12.
In the embodiment illustrated in figure 2, coarse filter 24 and fine filter 26 are laterally fixed on the lower rear of cylindric washer along the direction of basic horizontal.Wherein, coarse filter 24 is upstream filter, is arranged on left part; Fine filter 26 is downstream filter, is arranged on the right part of coarse filter 24.Control valve 22 can be arranged on right or the below of fine filter 26 sewage draining exit.Dense comb 16 can be pressed from both sides by dense comb and be fixed on fine filter 26, extends to control valve 22 place to the right.In rinsing flow process, water in cylindric washer 12 to pump in the intake antrum of coarse filter 24 9 (pipeline between the water inlet eliminating draining pump 14 and coarse filter 24 in fig. 2) through draining pump 14, flow in the intake antrum of fine filter 26 after filtering in coarse filter 24, after fine filter 26 filters, flow out from the delivery port of the water chamber being positioned at fine filter 26 right part, and looped back in cylindric washer 12 by the inlet channel of washing machine.In the embodiment shown in Figure 2, inlet channel can extend to the right from the delivery port of the water chamber of fine filter 26, and upwards extend along corner part 45 behind the right side of case frame 40, thus the water after filtration is flowed in cylindric washer 12 again on the top of cylindric washer 12.
In one embodiment, coarse filter 24 and fine filter 26 are transversely arranged on the rear cross beam 44 below cylindric washer 12.In order to the position of clearly display filter, eliminate cylindric washer 12, draining pump 14, dense comb 16 and fluid circuit etc. in figure 3.As shown in Figure 3, such as, the back of coarse filter 24 and fine filter 26 can be fixed on rear cross beam 44 by multiple first securing member (not shown).Described first securing member can be bolt, and correspondingly this general just needs arranges multiple corresponding bolt hole on the back and rear cross beam 44 of coarse filter 24 and fine filter 26.Also can clearly find out in figure 3, coarse filter 24 and fine filter 26 are integral type assembly, corner part 48 behind the left side of the contiguous case frame 40 of this integrated component.On the rear cross beam 44 that air pump 32 is fixed on washing machine by multiple second securing member or squab panel 46, and be arranged in the below of fine filter 26 and coarse filter 24.Be communicated with by airflow pipeline 34 therebetween between the gas outlet of air pump 32 and the air inlet of coarse filter 24.Airflow pipeline 34 is provided with valve, for conducting or the stream of closing between the gas outlet of air pump 32 and the air inlet of coarse filter 24.In some embodiments of the invention, the bolt hole that control valve 22 is also arranged by back is fixed on rear cross beam 44 or squab panel 46 by multiple 3rd securing member.As shown in Figure 3, control valve 22 is arranged on the below of the sewage draining exit of fine filter 26.By such setting, can ensure that circulating water filtering system is securely fixed in the lower rear of washing of drum type washing machine cylinder 12.So far, one skilled in the art would recognize that according to principle of the present invention, when circulating water filtering system comprises at least two (such as 2,3 or more) filters, these filters are also preferably arranged on the below of the cylindric washer 12 of washing machine, particularly rear cross beam 44.
In the embodiment shown in Figure 2, the bottommost of the case frame 40 of roller washing machine is provided with base plate, is provided with storing chamber 18 above base plate, for depositing some articless for washing etc.In one embodiment of the invention, coarse filter 24 and fine filter 26 also can be transversely arranged on the upper surface of storing chamber 18.Preferably coarse filter 24 and fine filter 26 can be arranged in the upper surface of storing chamber 18 further and be positioned at the rear of cylindric washer 12.Those skilled in the art can recognize, when washing machine bottom exists storing chamber 18, the coarse filter 24 in the embodiment of the present invention and fine filter 26 can be arranged on the upper surface of storing chamber 18.If washing machine bottom does not arrange storing chamber 18, then coarse filter 24 and fine filter 26 can be arranged on the base plate of washing machine, are preferably placed at the rear of cylindric washer 12.
Fig. 4 shows the schematic diagram of rotary drum washing machine in accordance with another embodiment of the present invention.For clarity sake, eliminate case frame etc. in Fig. 4, circulating water filtering system only schematically shows with fine filter 26.As shown in Figure 4, urceolus 121 and the inner core 122 that can rotate in urceolus 121 form the cylindric washer of washing machine, and fine filter 26 is arranged in the below of cylindric washer.It will be understood by those skilled in the art that when rotary drum washing machine comprises coarse filter and fine filter, coarse filter and fine filter also together can be arranged in the below of cylindric washer.Such as be arranged on the base plate of rotary drum washing machine, or be arranged on the crossbeam of the washing machine shell framework lower than cylindric washer bottom level of rotary drum washing machine.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. a washing machine, comprising:
Circulating water filtering system, be configured to: at least one workflow of described washing machine, the water in the cylindric washer of described washing machine is made to flow into described circulating water filtering system, and recirculation is flowed back in described cylindric washer after being filtered in described circulating water filtering system, wherein said circulating water filtering system comprises fine filter, and described fine filter is arranged in the below of described cylindric washer.
2. washing machine according to claim 1, wherein
Described fine filter is transversely arranged on the below of described cylindric washer.
3. washing machine according to claim 2, wherein
Described fine filter is arranged on the crossbeam of the case frame of described washing machine.
4. washing machine according to claim 2, wherein
Described fine filter is arranged on the base plate of described washing machine.
5. washing machine according to claim 2, wherein
Described washing machine is roller washing machine, is provided with storing chamber bottom it, and described fine filter is arranged in the upper surface of described storing chamber.
6. the washing machine according to any one of claim 1-5, wherein
Described circulating water filtering system comprises the coarse filter being connected on described fine filter upstream further, flows to described fine filter from the water in described cylindric washer from described coarse filter,
Described coarse filter and described fine filter form integrated component, are arranged in the below of described cylindric washer.
7. washing machine according to claim 6, wherein
Described circulating water filtering system comprises control valve further, is connected to the sewage draining exit place of described fine filter;
Described coarse filter, described fine filter and described control valve are together arranged in the below of described cylindric washer.
8. washing machine according to claim 7, wherein
Described coarse filter and described fine filter have respective intake antrum and water chamber respectively, wherein
The water inlet of the intake antrum of described coarse filter receives by the water of the draining pump of described washing machine from described cylindric washer pumping;
The sewage draining exit of the intake antrum of described coarse filter is communicated to one end of the dense comb of described washing machine, the other end of described dense comb is connected to the first port of described control valve, controllably will be discharged to outside described washing machine without filtration from the water in described cylindric washer via described control valve;
The delivery port of the water chamber of described coarse filter is communicated to the water inlet of the intake antrum of described fine filter, to send in described fine filter by the water after described coarse filter filtration;
The delivery port of the water chamber of described fine filter is communicated to the inlet channel of described cylindric washer, to turn back in described cylindric washer by the water after described fine filter filtration;
The sewage draining exit of the intake antrum of described fine filter is communicated to the second port of described control valve, to be controllably communicated to the inlet channel of described cylindric washer via described control valve;
3rd port of described control valve is communicated with the inlet channel of described cylindric washer;
4th port of described control valve is communicated with the drainage pipeline of described washing machine; And
Described control valve is configured to the predetermined control program of each workflow according to described washing machine, at least controllably:
Turn off all connecting paths between the first port of described control valve, the second port, the 3rd port, the 4th port, or
Only be communicated with the first port and the 4th port of described control valve, or
Only be communicated with the second port and the 3rd port of described control valve, or
Only be communicated with the second port and the 4th port of described control valve.
9. washing machine according to claim 8, comprises further:
Air pump, is configured to the air inlet pumping air-flow of the water chamber to described coarse filter, and described air-flow flows in the intake antrum of described fine filter via the delivery port of the water chamber of described coarse filter, carries out air purge to described fine filter and described coarse filter.
10. washing machine according to claim 9, wherein
On the rear cross beam that described air pump is arranged in the case frame of described washing machine or squab panel, and be arranged in the below of described fine filter and coarse filter.
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| CN201410167758.4A CN105002706A (en) | 2014-04-24 | 2014-04-24 | Washing machine |
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| CN201410167758.4A CN105002706A (en) | 2014-04-24 | 2014-04-24 | Washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105463757A (en) * | 2015-11-25 | 2016-04-06 | 张晶晶 | Washing, drying and water-circulating integral machine |
| EP4137629A1 (en) * | 2021-08-20 | 2023-02-22 | Whirlpool Corporation | Laundry appliance having a fine-particle filter for separating microfibers from process fluids |
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| EP4137629A1 (en) * | 2021-08-20 | 2023-02-22 | Whirlpool Corporation | Laundry appliance having a fine-particle filter for separating microfibers from process fluids |
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