CN110510766A - A kind of intelligence cleaning water purifier - Google Patents
A kind of intelligence cleaning water purifier Download PDFInfo
- Publication number
- CN110510766A CN110510766A CN201910924904.6A CN201910924904A CN110510766A CN 110510766 A CN110510766 A CN 110510766A CN 201910924904 A CN201910924904 A CN 201910924904A CN 110510766 A CN110510766 A CN 110510766A
- Authority
- CN
- China
- Prior art keywords
- water
- reverse osmosis
- valve
- element kit
- water purifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 144
- 238000004140 cleaning Methods 0.000 title claims abstract description 15
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 48
- 239000012528 membrane Substances 0.000 claims abstract description 26
- 238000011010 flushing procedure Methods 0.000 claims abstract description 12
- 238000010926 purge Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000010865 sewage Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000000108 ultra-filtration Methods 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 238000001471 micro-filtration Methods 0.000 claims description 3
- 238000001728 nano-filtration Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 3
- 238000000746 purification Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000876443 Varanus salvator Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011026 diafiltration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to water purification fields, disclose a kind of intelligence cleaning water purifier, initial filter device, detection device, back purge system and pure water device including water purifier main body and in the water purifier main body, and the initial filter device includes preposition primary element kit；The detection device includes water quality hydraulic pressure detector, force (forcing) pump element kit；The back purge system includes reverse osmosis module forward direction flushing valve, and one end of the reverse osmosis module forward direction flushing valve connects concentrated water pipe, and the other end is connected with the prebox back flush valve, the flow-limiting valve and the reverse osmosis (RO) membrane module；The pure water device includes sequentially connected check valve, high-voltage switch gear, water storage device, water quality hydraulic pressure detector one and pure water pipe.The present invention can turbidity according to water quality, concentration, automatically select using condensed water, pure water back flush preposition primary filter core, reverse osmosis (RO) membrane module, reach saving water resource, solve the problems, such as that the 1st glass of water tds value is higher.
Description
Technical field
The present invention relates to water purification field, in particular to a kind of intelligence cleaning water purifier.
Background technique
Water is the primary demand for maintaining life and health, and although the earth has 71% area to be covered by water, but fresh water
Resource is extremely limited.In whole water resources, 97.47% is the salt water that can not be drunk.In remaining 2.53% fresh water
In, 87% is the ice and snow of the two poles of the earth ice sheet, alpine glacier and permafrost island that the mankind are difficult to be utilized.What the mankind really were able to utilize
It is a part in rivers and lakes and underground water, only accounts for the 0.26% of earth total Water, and be unevenly distributed.In many layers
Face, water resource and health have inseparable relationship, we use and cited water all with healthy relationship.With
Improvement of living standard, people's health consciousness are also stepping up, although underground water just introduces house after filtering disinfection
In the water of front yard, but different regions rural area In Urban Water Quality is different, and especially rural area surface water is dirty, mud impurity is more, underground water tds
It is worth the problems such as excessively high, never good solution.
Purifier rinses a kind of no reasonable manner at present, and to reverse osmosis membrane, preposition primary filter core is rinsed, no
But cleaning is not thorough, while also wasting a large amount of water resource, so that the frequency of replacement filter core increases, increased costs, waste is largely
Water resource, Difficulty.
TDS is the English acronym of total dissolved solid substance TotalDissolvedSolids, is referred to total in water
The concentration of dissolved matter, unit mg/litre (mg/L), what is mainly reflected is the concentration of Ca2+MG2+Na+K+ plasma in water,
There is preferable corresponding relationship with hardness, the conductivity of water, TDS value is smaller, and the concentration of Ca2+MG2+Na+K+ plasma is got in water
It is low.
Summary of the invention
For above-mentioned deficiency in the prior art, the present invention provides a kind of intelligence cleaning water purifier, structure is simply closed
Reason, facilitates popularization.
A kind of intelligence cleaning water purifier, initial filter device, inspection including water purifier main body and in the water purifier main body
Device, back purge system and pure water device are surveyed, the initial filter device includes preposition primary element kit, the preposition primary filter core
The water inlet end of component connects water inlet pipe, and the sewage end of the preposition primary element kit connects sewage pipe by blowdown valve, described
The water outlet connection inlet valve and prebox back flush valve of preposition primary element kit；
The detection device includes water quality hydraulic pressure detector, force (forcing) pump element kit, and the one of the water quality hydraulic pressure detector
End is connected to the inlet valve, and the other end connects the force (forcing) pump element kit and flow-limiting valve, the force (forcing) pump element kit
The other end is connected with reverse osmosis (RO) membrane module；
The back purge system includes reverse osmosis module forward direction flushing valve, one end of the reverse osmosis module forward direction flushing valve
Concentrated water pipe is connected, the other end is connected with the prebox back flush valve, the flow-limiting valve and the reverse osmosis (RO) membrane module；
The pure water device includes sequentially connected check valve, high-voltage switch gear, water storage device, water quality hydraulic pressure detector and pure
Water pipe, the other end of the check valve are connected to the reverse osmosis (RO) membrane module, and the both ends of the check valve are parallel with reverse osmosis
Component back flush valve.
Preferably, the preposition primary element kit uses stainless steel filtering net, coarse filter, activated carbon fibre diatomite
Ceramics consider one of core, micro-filtration core, pp filter core, quartz sand Combination filter element, external pressure ultra-filtration element, internal pressure ultra-filtration element etc. or
It forms using a variety of serial or parallel connections or in series and parallel.
Preferably, the force (forcing) pump element kit is booster pump, multiple booster pumps connected in parallel, active carbon filter core, sintering
One of active carbon filter core is a variety of.
Preferably, the reverse osmosis (RO) membrane module is that RO film, one or two in nanofiltration membrane are connected above
Or it is in parallel.
Preferably, the water storage device uses pressure pot or water storage capsule.
The invention has the benefit that
The present invention provides a kind of clarifier of intelligent cleaning function, realizes automatic forward and reverse cleaning reverse osmosis diafiltration RO film group
Part, preposition primary element kit, function of the invention is the turbidity according to water quality, concentration, is automatically selected using condensed water, pure water
Back flush preposition primary element kit, reverse osmosis (RO) membrane module, reach saving water resource, extend preposition primary element kit,
The service life of reverse osmosis (RO) membrane module, while the higher situation of the 1st glass of water tds value is effectively solved, keep water tasting fresh, allows
Filter element life extends 3 to 5 years.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, because should not be construed as
Restriction to range for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural diagram of the present invention；
1- preposition primary element kit, 2- inlet valve, 3- force (forcing) pump element kit, 4- reverse osmosis (RO) membrane module, 5- current limliting
Valve, the flushing valve of 6- reverse osmosis module forward direction, 7- prebox back flush valve, 8- blowdown valve, 9- check valve, 10- high-voltage switch gear,
11- water storage device, 12- water quality hydraulic pressure detector one, 13- reverse osmosis module back flush valve, 14- water quality hydraulic pressure detector two,
15- water inlet pipe, 16- sewage pipe, 17- concentrated water pipe, 18- pure water pipe.
Specific embodiment
In order to make the object, technical solutions and advantages of the present invention be easier to be clearly understood, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described reality
Applying example is a part of the embodiment of the present invention, instead of all the embodiments.This hair being usually described and illustrated herein in the accompanying drawings
The component of bright embodiment can be arranged and be designed with a variety of different configurations.
As shown in Figure 1, a kind of intelligence cleaning water purifier, the initial filter dress including water purifier main body and in water purifier main body
It sets, detection device, back purge system and pure water device, initial filter device include preposition primary element kit 1, preposition primary filter core group
The water inlet end of part 1 connects water inlet pipe 15, and the sewage end of preposition primary element kit 1 connects sewage pipe 16 by blowdown valve 8, preposition
The water outlet connection inlet valve 2 and prebox back flush valve 7 of primary element kit 1, preposition primary element kit 1 is stainless
Steel strainer, coarse filter, activated carbon fibre diatomite ceramics consider core, micro-filtration core, pp filter core, quartz sand Combination filter element, external pressure ultrafiltration
One of filter core, internal pressure ultra-filtration element are a variety of, when preposition primary element kit 1 is using a variety of filter cores, a variety of filter cores it
Between can combine in parallel or series or in series and parallel, it is preposition primary element kit 1 can be external or built-in.
Detection device includes water quality hydraulic pressure detector 2 14, force (forcing) pump element kit 3, and the one of water quality hydraulic pressure detector 2 14
End is connected to inlet valve 2, and the other end connects force (forcing) pump element kit 3 and flow-limiting valve 5, and the other end of force (forcing) pump element kit 3 connects
It is connected to reverse osmosis (RO) membrane module 4；Wherein force (forcing) pump element kit 3 is booster pump, multiple booster pumps connected in parallel, active carbon filter core, burning
Tie one of active carbon filter core or a variety of；Reverse osmosis (RO) membrane module 4 be RO film, in nanofiltration membrane one or two or more
Serial or parallel connection.
Back purge system includes reverse osmosis module forward direction flushing valve 6, and one end connection of reverse osmosis module forward direction flushing valve 6 is dense
Water pipe 17, the other end are connected with prebox back flush valve 7, flow-limiting valve 5 and reverse osmosis (RO) membrane module 4；
Pure water device includes sequentially connected check valve 9, high-voltage switch gear 10, water storage device 11, water quality hydraulic pressure detector one
12 and pure water pipe 18, the other end of check valve 9 be connected to reverse osmosis (RO) membrane module 4, the both ends of check valve 9 are parallel with reverse osmosis group
Part back flush valve 13；Wherein water storage device 11 uses pressure pot or water storage capsule.
Working principle:
In the use of the present invention, the water to be processed flowed by water inlet pipe 15, is handled by preposition primary element kit 1
Afterwards, enter water quality hydraulic pressure detector 2 14 by inlet valve 2 to detect, the water of corresponding data is obtained, subsequently into force (forcing) pump filter core
3 pressurized treatments of component isolate two kinds of water of pure water and concentrated water through reverse osmosis (RO) membrane module 4；The concentrated water warp that the good aquatic products of water quality goes out
Flow-limiting valve 5 returns to the water processed again of force (forcing) pump element kit 3, to reduce waste, after working at the same time 58 seconds concentrated water from reverse osmosis module just
Flushing valve is discharged 3 seconds, rinses reverse osmosis module, prevents the excessively high blocking reverse osmosis membrane of TDS value, while rinsing its surface and leaving concentration
Object.Pure water completes a water processed cycle into water storage device 11 by check valve 9 and high-voltage switch gear 10.
The water quality being a good worked in 1-3 hours, and reverse osmosis module back flush valve 13 works 3-10 seconds, and pure water passes through reverse osmosis
Saturating component reversely flow to concentrated water spout, and flushing water passes through preposition primary element kit through 1 back flush valve of preposition primary element kit
1 water outlet is gone out from its sewage port through blowdown valve 8, the preposition primary element kit 1 of back flush.Inlet valve 2, pressurization simultaneously
Element kit 3 is pumped to close.It is completed in water processed, before the closing of high-voltage switch gear 10 in 10 to 15 seconds, corresponding work is also completed, anti-
High pressure water in filtration module, pure water, concentrated water are bled off.When the surveyed TDS value of water monitor 1 reaches certain numerical value, then certainly
Dynamic prompt maintenance.
When opening pure water switch drinking-water, water quality hydraulic pressure detector 1 is acted, and the pure water in water storage device 11 is through reverse osmosis
Saturating component back flush valve 13, flows to reverse osmosis (RO) membrane module 4, flows to the positive flushing valve of reverse osmosis module from concentrated water spout and go out, with
Pure water TDS value is reduced, is worked 3 to 8 seconds.
When detector detects water quality inferiority, by the concentrated water of reverse osmosis module, a part of water is flowed to through flow-limiting valve 5 and is pressurizeed
The water processed again of element kit 3 is pumped, another part flows to 1 water outlet of preposition primary element kit through preposition primary element kit 1, through it
Sewage port rushes at the outflow of blowdown valve 8, and mud impurity is discharged, and works 5 to 20 seconds, completes a cycle.Inlet valve 2 closes therebetween
It closes, force (forcing) pump element kit 3 postpones to close for 5 to 10 seconds.
The present invention can turbidity according to water quality, concentration, automatically select using condensed water, the preposition primary of pure water back flush
Filter core, reverse osmosis (RO) membrane module 4 reach saving water resource, extend preposition primary filter core, and reverse osmosis (RO) membrane module 4 uses the longevity
Life, while the higher situation of the 1st glass of water tds value is effectively solved, keep water tasting fresh.
The above description is only a preferred embodiment of the patent of the present invention, is not intended to limit the invention patent, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the invention patent within the spirit and principle of patent of invention
Protection scope within.
Claims (5)
1. a kind of intelligence cleaning water purifier, which is characterized in that first including water purifier main body and in the water purifier main body
Device, detection device, back purge system and pure water device are filtered, the initial filter device includes preposition primary element kit, before described
The water inlet end connection water inlet pipe of primary element kit is set, the sewage end of the preposition primary element kit connects dirty by blowdown valve
Water pipe, the water outlet connection inlet valve and prebox back flush valve of the preposition primary element kit；
The detection device includes water quality hydraulic pressure detector, force (forcing) pump element kit, and one end of the water quality hydraulic pressure detector connects
Be connected to the inlet valve, the other end connects the force (forcing) pump element kit and flow-limiting valve, the force (forcing) pump element kit it is another
End is connected with reverse osmosis (RO) membrane module；
The back purge system includes reverse osmosis module forward direction flushing valve, one end connection of the reverse osmosis module forward direction flushing valve
Concentrated water pipe, the other end are connected with the prebox back flush valve, the flow-limiting valve and the reverse osmosis (RO) membrane module；
The pure water device includes sequentially connected check valve, high-voltage switch gear, water storage device, water quality hydraulic pressure detector and pure water
Pipe, the other end of the check valve are connected to the reverse osmosis (RO) membrane module, and the both ends of the check valve are parallel with reverse osmosis group
Part back flush valve.
2. a kind of intelligence cleaning water purifier according to claim 1, it is characterised in that: the preposition primary element kit is adopted
Core, micro-filtration core, pp filter core, quartz sand Combination filter element, outer is considered with stainless steel filtering net, coarse filter, activated carbon fibre diatomite ceramics
Press one of ultra-filtration element, internal pressure ultra-filtration element or using a variety of.
3. a kind of intelligence cleaning water purifier according to claim 1, it is characterised in that: the force (forcing) pump element kit is to increase
One of press pump, multiple booster pumps connected in parallel, active carbon filter core, sintering activity filtration core are a variety of.
4. a kind of intelligence cleaning water purifier according to claim 1, it is characterised in that: the reverse osmosis (RO) membrane module is RO
One or two and the above serial or parallel connection in film, nanofiltration membrane.
5. a kind of intelligence cleaning water purifier according to claim 1, it is characterised in that: the water storage device uses pressure pot
Or water storage capsule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910924904.6A CN110510766A (en) | 2019-09-27 | 2019-09-27 | A kind of intelligence cleaning water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910924904.6A CN110510766A (en) | 2019-09-27 | 2019-09-27 | A kind of intelligence cleaning water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110510766A true CN110510766A (en) | 2019-11-29 |
Family
ID=68633857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910924904.6A Pending CN110510766A (en) | 2019-09-27 | 2019-09-27 | A kind of intelligence cleaning water purifier |
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| Country | Link |
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| CN (1) | CN110510766A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624372A (en) * | 2020-12-16 | 2021-04-09 | 珠海格力电器股份有限公司 | Cleaning method, cleaning device, water purification system and readable storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773859A (en) * | 2015-04-14 | 2015-07-15 | 江西书源科技有限公司 | Reverse osmosis water purifier as well as intelligent pure water back-flushing water-saving system and intelligent pure water back-flushing water-saving method |
| CN107381721A (en) * | 2017-09-19 | 2017-11-24 | 北京四季沐歌太阳能技术集团有限公司 | A kind of water manufacturing system and water purifier |
| CN210656429U (en) * | 2019-09-27 | 2020-06-02 | 杨剑 | Intelligent cleaning water purifier |
-
2019
- 2019-09-27 CN CN201910924904.6A patent/CN110510766A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773859A (en) * | 2015-04-14 | 2015-07-15 | 江西书源科技有限公司 | Reverse osmosis water purifier as well as intelligent pure water back-flushing water-saving system and intelligent pure water back-flushing water-saving method |
| CN107381721A (en) * | 2017-09-19 | 2017-11-24 | 北京四季沐歌太阳能技术集团有限公司 | A kind of water manufacturing system and water purifier |
| CN210656429U (en) * | 2019-09-27 | 2020-06-02 | 杨剑 | Intelligent cleaning water purifier |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624372A (en) * | 2020-12-16 | 2021-04-09 | 珠海格力电器股份有限公司 | Cleaning method, cleaning device, water purification system and readable storage medium |
| CN112624372B (en) * | 2020-12-16 | 2022-03-04 | 珠海格力电器股份有限公司 | Cleaning method, cleaning device, water purification system and readable storage medium |
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