CN108623038A - Reverse osmosis membrane purifier and water purifier - Google Patents

Reverse osmosis membrane purifier and water purifier Download PDF

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Publication number
CN108623038A
CN108623038A CN201710177317.6A CN201710177317A CN108623038A CN 108623038 A CN108623038 A CN 108623038A CN 201710177317 A CN201710177317 A CN 201710177317A CN 108623038 A CN108623038 A CN 108623038A
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CN
China
Prior art keywords
water
pipeline
reverse osmosis
pure water
outlet
Prior art date
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Granted
Application number
CN201710177317.6A
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Chinese (zh)
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CN108623038B (en
Inventor
杨旅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
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Priority to CN201710177317.6A priority Critical patent/CN108623038B/en
Publication of CN108623038A publication Critical patent/CN108623038A/en
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Publication of CN108623038B publication Critical patent/CN108623038B/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02Non-contaminated water, e.g. for industrial water supply
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/001Upstream control, i.e. monitoring for predictive control
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/03Pressure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/131Reverse-osmosis

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  • 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 discloses a kind of reverse osmosis membrane purifier and water purifier, wherein the reverse osmosis membrane purifier includes:Reverse osmosis filter core, the reverse osmosis filter core have water inlet, pure water outlet and wastewater outlet;Raw water pipeline is connect with the water inlet, and raw water tubes road is equipped with booster pump;Pure water pipeline is connect with the pure water outlet;And waste line, it is connect with the wastewater outlet, and antisludging agent module and wastewater valve are equipped in the waste line, the antisludging agent module is between the wastewater valve and the wastewater outlet.The generation of the phenomenon containing antisludging agent during technical solution of the present invention can prevent user from drinking water.

Description

Reverse osmosis membrane purifier and water purifier
Technical field
The present invention relates to water purification field, more particularly to a kind of reverse osmosis membrane purifier and water purifier.
Background technology
For reverse osmosis water purifier water system, waste water before discharge film while to be pressed before guarantee reverse osmosis membrane, therefore its waste water The wastewater valve of outlet side is generally small structure.But since the waste water ion concentration before reverse osmosis membrane is very high, easily in waste water At valve formed calcium, magnesium salts incrustation scale, to cause wastewater valve to block.It is existing usually in entire water to avoid wastewater valve from blocking Antisludging agent is added in the front filter element of system, in the process of running, the antisludging agent in front filter element is sustained water system, to hinder Only rear end incrustation scale generates.But since antisludging agent has certain influence to health, even if placing it in before reverse osmosis filter core, It is also difficult to filter out completely totally, especially when reverse osmosis filter core disabler by reverse osmosis filter core so that inside pure water also contain There is antisludging agent, to cause damages to user.
Invention content
The main object of the present invention is to propose a kind of reverse osmosis membrane purifier, it is intended to contain scale inhibition in preventing user from drinking water Agent.
To achieve the above object, reverse osmosis membrane purifier proposed by the present invention, including:
Reverse osmosis filter core, the reverse osmosis filter core have water inlet, pure water outlet and wastewater outlet;
Raw water pipeline is connect with the water inlet, and raw water tubes road is equipped with booster pump;
Pure water pipeline is connect with the pure water outlet;And
Waste line is connect with the wastewater outlet, and antisludging agent module and wastewater valve, institute are equipped in the waste line Antisludging agent module is stated between the wastewater valve and the wastewater outlet.
Preferably, on the waste line, and first is additionally provided between the antisludging agent module and the wastewater outlet Check valve.
Preferably, the raw water pipeline is equipped with front filter element and water pipeline, and the booster pump is located at the front filter element Between the reverse osmosis filter core;Described water pipeline one end is connected between the front filter element and the booster pump.
Preferably, the reverse osmosis membrane purifier further includes controller and water storage pipeline, water storage pipeline one end with The pure water pipeline connection, the other end are equipped with catch basin and the first detection piece, and the raw water tubes road is additionally provided with inlet valve, described Controller is electrically connected with first detection piece and the inlet valve respectively, and the controller is used to detect when described first When part detects that water reaches preset value in the catch basin, controls the inlet valve and close.
Preferably, the catch basin is pressurized tank, and first detection piece is the pressure being arranged in the pressurized tank water inlet end Power switchs, and the controller is used for when the pressure switch detects that the pressure pressure inside the tank reaches upper limit value, controls institute State pressure switch disconnection.
Preferably, the catch basin is water bag, is additionally provided with water pump in the pure water pipeline, the water pump is located at the water storage Between the water inlet end of pipeline and the water outlet of the pure water pipeline.
Preferably, the water outlet of the pure water pipeline is equipped with the second detection piece for detecting water outlet folding, described Controller is electrically connected with second detection piece, and the water outlet for detecting the pure water pipeline when second detection piece It when end is opened, controls the water pump and opens, and for detecting that the pure water pipeline water outlet is closed when second detection piece When, it controls the water pump and closes.
Preferably, second detection piece includes pressure switch and the second check valve, and the pressure switch is located at described pure Between the water outlet of water lines and second check valve, for the pressure of the water outlet of the detection pure water pipeline.
Preferably, protection pipeline is additionally provided in the pure water pipeline, the both ends of the protection pipeline correspond to and the water pump Water inlet end connected with water outlet, protection pipe road is equipped with the flow-limiting valve being electrically connected with the controller, the control Device is used to, when the water outlet of the pure water pipeline is opened, control the flow-limiting valve and close, and for when the pure water pipeline When water outlet is closed, controls the flow-limiting valve and open.
Preferably, third check valve is additionally provided in the pure water pipeline, the third check valve is located at the pure water outlet Between the water storage pipeline.
The present invention also proposes that a kind of water purifier, the water purifier include reverse osmosis membrane purifier, and the reverse osmosis membrane is net Water installations include:
Reverse osmosis filter core, the reverse osmosis filter core have water inlet, pure water outlet and wastewater outlet;
Raw water pipeline is connect with the water inlet, and raw water tubes road is equipped with booster pump;
Pure water pipeline is connect with the pure water outlet;And
Waste line is connect with the wastewater outlet, and antisludging agent module and wastewater valve, institute are equipped in the waste line Antisludging agent module is stated between the wastewater valve and the wastewater outlet.
In the present invention, by the way that antisludging agent module is arranged in the waste line between wastewater valve and wastewater outlet, then when useless When water flows through the antisludging agent module, antisludging agent mould antisludging agent in the block can be sustained, and be formed with the calcium and magnesium ion in water solvable Property complex compound, to prevent the generation of the incrustation scales such as calcium, magnesium salts, to can avoid incrustation scale be attached on wastewater valve and block wastewater valve The generation of phenomenon.Simultaneously as antisludging agent module is provided on waste line, the waste water after antisludging agent acts on directly is arranged Go out the external world, to can avoid the generation containing antisludging agent phenomenon in pure water.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of reverse osmosis membrane purifier of the present invention;
The structural schematic diagram of Fig. 2 another embodiments of reverse osmosis membrane purifier of the present invention;
The structural schematic diagram of Fig. 3 another embodiments of reverse osmosis membrane purifier of the present invention.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...), Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in the picture) between each component, Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc. Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution Conjunction is not present, also not the present invention claims protection domain within.
The present invention proposes a kind of water purifier, and the water purifier includes that shell and reverse osmosis membrane in the shell are net Water installations.
In embodiments of the present invention, as shown in Figure 1, the reverse osmosis membrane purifier includes:
Reverse osmosis filter core 100, the reverse osmosis filter core 100 have water inlet a, pure water outlet b and wastewater outlet c;
Raw water pipeline 200 is connect with the water inlet a, and the raw water pipeline 200 is equipped with booster pump 230;
Pure water pipeline 300 is connect with the pure water outlet b;And
Waste line 400 is connect with the wastewater outlet c, and antisludging agent module 420 is equipped in the waste line 400 With wastewater valve 430, the antisludging agent module 420 is between the wastewater valve 430 and the wastewater outlet c.
The antisludging agent module 420 includes antisludging agent, and the antisludging agent is preferably phosphoric acid salt substance, such as Si-P crystal.It should Phosphoric acid salt substance can be precipitated in antisludging agent, and forms soluble complexes with calcium and magnesium ion in water, to prevent calcium, magnesium salts The generation of the incrustation scales such as class.Certainly, the antisludging agent is alternatively nonphosphate substance, not to antisludging agent in the embodiment of the present invention Type limited, as long as can with prevent incrustation scale generate substance.And antisludging agent is washed away by waste water in order to prevent, institute It further includes strainer to state antisludging agent module 420, and the strainer can in the form of sheets, and be arranged in the wastewater valve 430 and the antisludging agent Between, to stop that the antisludging agent follows waste water to flow out, certainly, the strainer can also be enclosed an accommodating cavity, the scale inhibition Agent is placed in the accommodating cavity.
The wastewater valve 430 is preferably solenoid valve or waste water proportioner, can so adjust water in the waste line 400 The size of stream, by turning the aperture of wastewater valve 430 down, can avoid in waste line 400 when whole system is used for Pure-water Making Flow is excessive, and waste water outflow is too fast and causes reverse osmosis membrane front end hydraulic pressure too low;And when needs rush the wastewater valve 430 When washing, full-gear is arrived by adjusting the wastewater valve 430, to increase flow in waste line 400, to preferably to institute Wastewater valve 430 is stated to be rinsed.
In general, in order to carry out multistage filtering to raw water, then one or more front filter elements are additionally provided on raw water pipeline 200 210, one or more postposition filter cores 330 are equipped in the pure water pipeline 300.
Specifically, one end of the raw water pipeline 200 is connect with the water inlet a, and the other end is connect with external water source.Institute The one end for stating pure water pipeline 300 is connect with the pure water outlet b, and the other end stretches out the shell of the water purifier, and be used for for Family provides pure water and uses.400 one end of the waste line is connect with the wastewater outlet c, and the other end extends to outside shell, with row Go out waste water.When specific running, external water source, that is, raw water flows into the raw water pipeline 200, and the increasing on the raw water pipeline 200 It is pressurized under the action of press pump 230, the reverse osmosis filter core 100, the reverse osmosis filter core is flowed to by raw water after supercharged 100 pairs of raw waters purify, and to obtain pure water, pure water flows to the pure water pipeline 300 from pure water outlet b, so that user drinks, Remaining condensed water is filtered through the reverse osmosis filter core 100, i.e. waste water is then directly over the discharge of waste line 400.
In the present invention, by the way that antisludging agent module is arranged in the waste line 400 between wastewater valve 430 and wastewater outlet c 420, then when waste water flows through the antisludging agent module 420, the antisludging agent in antisludging agent module 420 can be sustained, and in water Calcium and magnesium ion formed soluble complexes, to prevent the generation of the incrustation scales such as calcium, magnesium salts, to can avoid incrustation scale be attached to it is useless The generation of 430 phenomenon of wastewater valve is blocked on water valve 430.Simultaneously as antisludging agent module 420 is provided in waste line 400 On, the waste water after antisludging agent acts on is expelled directly out the external world, to can avoid the generation containing antisludging agent phenomenon in pure water.
The first check valve 410 is additionally provided on the waste line 400, first check valve 410 is located at the antisludging agent Between module 420 and the wastewater outlet c, to prevent the return of waste water in the waste line 400 to the reverse osmosis filter core In 100.In the embodiment, by the way that first check valve 410 is arranged, the antisludging agent being dissolved in waste water can be avoided to flow back into Reverse osmosis filter core 100, to can avoid the pollution to pure water.
As shown in Fig. 2, usually the raw water pipeline 200 is equipped with front filter element 210, which is arranged in raw water Between the water inlet end and booster pump 230 of pipeline 200, primary filter can be carried out to raw water, it is filtered by front filter element 210 Raw water, impurity and bacterium etc. greatly reduce, and can for users to use, therefore in the front filter element 210 and the booster pump Water pipeline 500 is provided between 230, which extends to outside shell, is obtained after the filtering of front filter element 210 Water purification, can through water pipeline 500 flow out with for users to use.Such user can use to only with 210 mistake of front filter element The water of filter, achievees the purpose that water quality based water utilization.
The reverse osmosis membrane purifier further includes controller and water storage pipeline 600, described 600 one end of water storage pipeline and institute The connection of pure water pipeline 300 is stated, the other end is equipped with catch basin 610 and the first detection piece 620, is additionally provided on the raw water pipeline 200 Inlet valve 220, the controller is electrically connected with first detection piece 620 and the inlet valve 220 respectively, and the control Device is used for when first detection piece 620 detects that water reaches preset value in the catch basin 610, controls the inlet valve 220 close.It should be noted that in the embodiment, first detection piece 620 is used to detect water in the catch basin 610, Can be specifically hydraulic pressure, liquid level or the weight etc. detected in the catch basin 610.Water in the wherein described catch basin 610 It can be upper limit value to reach the preset value in preset value, can also be lower limiting value, for example, in some embodiments, it is described default Value refers to upper limit value, i.e., when 610 water storage of catch basin is more or complete storage is full, the controller controls the inlet valve 220 It closes, so that raw water is no longer flow into, meanwhile, the controller, which is additionally operable to control the booster pump 230, to be stopped, so that Complete machine is shut down.In further embodiments, the preset value refers to lower limiting value, i.e., when 610 inner storing water of catch basin is less, table The flowing of bright raw water is broken down (such as inlet valve 220 is closed or the water inlet end of raw water pipeline 200 is not connected with external water source), this When, the controller controls the inlet valve 220 and closes, and controls the booster pump 230 and be stopped, so that complete machine is stopped Machine, to facilitate user to debug.In the embodiment, by the way that catch basin 610 is arranged, it can store by reverse osmosis filter core The pure water obtained after 100 filterings, with for users to use.
The catch basin 610 can be pressurized tank or water bag or common water pot etc., for example, in one embodiment, the water storage Part 610 is pressurized tank, and first detection piece 620 is the pressure switch being arranged in the pressurized tank water inlet end, the controller It is disconnected for when the pressure switch detects that the pressure pressure inside the tank reaches upper limit value, controlling the pressure switch.Tool Body, when water is full in the pressurized tank, water can be overflowed and be flowed back, and pressure switch senses the pressure of reflux, and pressure is passed Controller is passed, the controller then controls the pressure switch according to the pressure detected and disconnects, i.e., so that the water storage Connection between pipeline 600 and the pure water pipeline 300 disconnects, and pure water pipeline is flowed back into avoid the water in the pressurized tank 300, the phenomenon in the reverse osmosis filter core 100 is even flowed back into, while the controller also controls the pass of the inlet valve 220 It closes, so that whole system stops water inlet.
In another embodiment, referring to Figure 3, the catch basin 610 is water bag, in the pure water pipeline 300 also Equipped with water pump 320, the water pump 320 be located at the water inlet end of the water storage pipeline 600 and the pure water pipeline 300 water outlet it Between, when user needs with water, to extract the pure water in water bag out.In the embodiment, the first detection piece 620 is to be arranged in the storage Liquid level detector or pressure sensor or weight tester in water bag etc..Specifically, when first detection piece 620 detects The pressure that liquid level in the water storage bag rises in upper limit value or the water storage bag rises to upper limit value or the storage When the overall weight of water bag reaches upper limit value (it is of course also possible to being to reach lower limiting value), the controller controls the inlet valve 220 close, so that whole system stops water inlet.
Further, in another embodiment, the water outlet of the pure water pipeline 300 is equipped with for detecting the water outlet Second detection piece 340 of folding, the controller are electrically connected with second detection piece 340, and are examined for working as described second When surveying part 340 and detecting that the water outlet of the pure water pipeline 300 is opened, the unlatching of the water pump 320 is controlled, and for when described the When two detection pieces 340 detect that 300 water outlet of the pure water pipeline is closed, the closing of the water pump 320 is controlled.In the embodiment, Second detection piece 340 can be contact induction device or pressure sensor etc., i.e., by with 300 water outlet of the pure water pipeline The outlet valve at place contacts to incude whether outlet valve is opened, or judges water outlet by detecting the variation of the water outlet end pressure Whether open.Preferably, second detection piece 340 includes pressure switch 341 and the second check valve 342, the pressure switch 341 are located between the water outlet and second check valve 342 of the pure water pipeline 300, for detecting the pure water pipeline The pressure of 300 water outlet.By the way that second check valve 342 is arranged, to avoid flowing to 300 water outlet of the pure water pipeline Pure water reflux, then when the water outlet is closed, since pure water constantly flows to the water outlet so that the water outlet with second unidirectionally Pressure in pipeline between valve 342 increases, when pressure increases at pressure switch 341 detects 300 water outlet of pure water pipeline, Show that user need not use pure water, therefore the controller controls the water pump 320 and is stopped.
Protection pipeline 700 is additionally provided in the pure water pipeline 300,700 both ends of protection pipeline correspond to and the water pump 320 water inlet end is connected to water outlet, and specifically, described 700 one end of protection pipeline is connected to the water pump 320 and the water storage Between pipeline 600, the other end is connected between the water pump 320 and second check valve 342, on the protection pipeline 700 Equipped with the flow-limiting valve 710 being electrically connected with the controller, the controller is used to beat when the water outlet of the pure water pipeline 300 When opening, the closing of the flow-limiting valve 710 is controlled, when the water outlet of the pure water pipeline 300 is closed, controls the flow-limiting valve 710 It opens.In the embodiment, when the water outlet of the pure water pipeline 300 is opened, if the flow-limiting valve 710 is opened, pass through water The water of 320 extraction of pump will flow back into the water inlet end of water pump 320 from the protection pipeline 700, therefore work as going out for the pure water pipeline 300 When water end (W.E.) is opened, need the flow-limiting valve 710 being closed;And when the water outlet of the pure water pipeline 300 is closed, if the water Pump 320 needs to open the flow-limiting valve 710 still in the water extracted in water bag that works on so that the water extracted passes through The protection pipeline 700 is back in water bag, excessive to avoid hydraulic pressure in pure water pipeline 300.
To avoid the water in pure water pipeline 300 from flowing back into reverse osmosis filter core 100, therefore also set in the pure water pipeline 300 There is third check valve 310, the third check valve 310 is between the pure water outlet b and the water storage pipeline 600.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly In the scope of patent protection that other related technical areas are included in the present invention.

Claims (11)

1. a kind of reverse osmosis membrane purifier, which is characterized in that including:
Reverse osmosis filter core, the reverse osmosis filter core have water inlet, pure water outlet and wastewater outlet;
Raw water pipeline is connect with the water inlet, and raw water tubes road is equipped with booster pump;
Pure water pipeline is connect with the pure water outlet;And
Waste line is connect with the wastewater outlet, and antisludging agent module and wastewater valve, the resistance are equipped in the waste line Dirty agent module is between the wastewater valve and the wastewater outlet.
2. reverse osmosis membrane purifier as described in claim 1, which is characterized in that on the waste line, and in the resistance It is additionally provided with the first check valve between dirty agent module and the wastewater outlet.
3. reverse osmosis membrane purifier as described in claim 1, which is characterized in that the raw water pipeline be equipped with front filter element and Water pipeline, the booster pump is between the front filter element and the reverse osmosis filter core;The water pipeline is connected to institute It states between front filter element and the booster pump.
4. reverse osmosis membrane purifier as described in claim 1, which is characterized in that the reverse osmosis membrane purifier further includes Controller and water storage pipeline, water storage pipeline one end are connect with the pure water pipeline, and the other end is equipped with catch basin and the first inspection Part is surveyed, the raw water tubes road is additionally provided with inlet valve, and the controller is electric with first detection piece and the inlet valve respectively Property connection, and the controller be used for when first detection piece detects that water reaches preset value in the catch basin, control The inlet valve is made to close.
5. reverse osmosis membrane purifier as claimed in claim 4, which is characterized in that the catch basin is pressurized tank, described the One detection piece is the pressure switch being arranged in the pressurized tank water inlet end, and the controller is used to detect when the pressure switch When the pressure pressure inside the tank reaches upper limit value, controls the pressure switch and disconnect.
6. reverse osmosis membrane purifier as claimed in claim 4, which is characterized in that the catch basin is water bag, the pure water Water pump is additionally provided on pipeline, the water pump is located between the water inlet end and the water outlet of the pure water pipeline of the water storage pipeline.
7. reverse osmosis membrane purifier as claimed in claim 6, which is characterized in that the water outlet of the pure water pipeline, which is equipped with, to be used In the second detection piece for detecting water outlet folding, the controller is electrically connected with second detection piece, and for working as institute It when stating the second detection piece and detecting that the water outlet of the pure water pipeline is opened, controls the water pump and opens, and for when described the When two detection pieces detect that the pure water pipeline water outlet is closed, controls the water pump and close.
8. reverse osmosis membrane purifier as claimed in claim 7, which is characterized in that second detection piece includes pressure switch With the second check valve, the pressure switch is located between the water outlet and second check valve of the pure water pipeline, for Detect the pressure of the water outlet of the pure water pipeline.
9. reverse osmosis membrane purifier as claimed in claim 7, which is characterized in that be additionally provided with protection pipe in the pure water pipeline Road, the both ends of the protection pipeline are corresponded to connect with the water inlet end of the water pump and water outlet, the protection pipe on the road equipped with The flow-limiting valve that the controller is electrically connected, the controller are used to, when the water outlet of the pure water pipeline is opened, control institute Flow-limiting valve closing is stated, and for when the water outlet of the pure water pipeline is closed, controlling the flow-limiting valve and opening.
10. the reverse osmosis membrane purifier as described in claim 4 to 9 any one, which is characterized in that in the pure water pipeline It is additionally provided with third check valve, the third check valve is between the pure water outlet and the water storage pipeline.
11. a kind of water purifier, which is characterized in that the water purifier includes the reverse osmosis as described in claims 1 to 10 any one Permeable membrane purifier.
CN201710177317.6A 2017-03-22 2017-03-22 Reverse osmosis membrane water purification device and water purifier Active CN108623038B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114127017A (en) * 2019-06-09 2022-03-01 再生健康有限公司 Water treatment system and method of using same
CN115475523A (en) * 2021-07-30 2022-12-16 青岛海尔施特劳斯水设备有限公司 Control method of water purifier

Citations (4)

* Cited by examiner, † Cited by third party
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