CN108623038A - Reverse osmosis membrane purifier and water purifier - Google Patents
Reverse osmosis membrane purifier and water purifier Download PDFInfo
- 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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- Prior art keywords
- water
- pipeline
- reverse osmosis
- pure water
- outlet
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 276
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 55
- 239000012528 membrane Substances 0.000 title claims abstract description 31
- 239000002351 wastewater Substances 0.000 claims abstract description 60
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 45
- 239000002699 waste material Substances 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims description 29
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 239000003651 drinking water Substances 0.000 abstract description 2
- 235000020188 drinking water Nutrition 0.000 abstract description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 229910052791 calcium Inorganic materials 0.000 description 4
- 159000000003 magnesium salts Chemical class 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 230000002459 sustained effect Effects 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 229910006367 Si—P Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- RECVMTHOQWMYFX-UHFFFAOYSA-N oxygen(1+) dihydride Chemical compound [OH2+] RECVMTHOQWMYFX-UHFFFAOYSA-N 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003643 water by type Substances 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
- C02F1/44—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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/001—Upstream control, i.e. monitoring for predictive control
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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 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
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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710177317.6A CN108623038B (en) | 2017-03-22 | 2017-03-22 | Reverse osmosis membrane water purification device and water purifier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710177317.6A CN108623038B (en) | 2017-03-22 | 2017-03-22 | Reverse osmosis membrane water purification device and water purifier |
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| CN108623038A true CN108623038A (en) | 2018-10-09 |
| CN108623038B CN108623038B (en) | 2023-11-28 |
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| CN201710177317.6A Active CN108623038B (en) | 2017-03-22 | 2017-03-22 | Reverse osmosis membrane water purification device and water purifier |
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| CN108623038B (en) | 2023-11-28 |
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