CN108623025A - Purifier and water purifier - Google Patents
Purifier and water purifier Download PDFInfo
- Publication number
- CN108623025A CN108623025A CN201710177318.0A CN201710177318A CN108623025A CN 108623025 A CN108623025 A CN 108623025A CN 201710177318 A CN201710177318 A CN 201710177318A CN 108623025 A CN108623025 A CN 108623025A
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- China
- Prior art keywords
- water
- purifier
- booster pump
- outlet
- valve
- 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.)
- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 248
- 239000002351 wastewater Substances 0.000 claims abstract description 78
- 239000012528 membrane Substances 0.000 claims abstract description 44
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 25
- 238000000746 purification Methods 0.000 claims description 10
- 238000001223 reverse osmosis Methods 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 159000000003 magnesium salts Chemical class 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 210000003296 saliva Anatomy 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241001212149 Cathetus 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000009466 transformation Effects 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
- 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
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 purifier and water purifier, wherein the purifier includes：Membrane filter has water inlet, pure water outlet and wastewater outlet；First booster pump, water inlet end are connect with raw water mouth, and water outlet is connect with the water inlet of the membrane filter；With the second booster pump, it is serially connected on the pipeline between first booster pump and the membrane filter, and the water inlet end of second booster pump is also connect with the wastewater outlet, and a waste pipe is additionally provided on the wastewater outlet.Technical solution of the present invention can prevent between the second booster pump water inlet end and wastewater outlet pressure difference excessive and lead to the generation of the excessive phenomenon of circling water flow rate.
Description
Technical field
The present invention relates to water purification field, more particularly to a kind of purifier and water purifier.
Background technology
For make reverse osmosis purified water system realize water-saving function, the mode of generally use return of waste water, i.e., with membrane filter
The pipeline of wastewater outlet connection is divided into waste line and return line two-way, and wherein waste line extends to the external world, for direct
Waste water is discharged, return line is connected to raw water pipeline, effluent part is flowed back, to be done while ensureing the membrane filter service life
To water-saving.But when the raw water mouth pressure for flowing into raw water pipeline water inlet end is relatively low, since return line both ends pressure difference is larger,
So that recirculation water becomes more, drops before reverse osmosis membrane are caused, so that the pure water appeared through membrane filter reverse osmosis tails off.
Invention content
The main object of the present invention is to propose a kind of purifier, it is intended to avoid the generation of the excessive phenomenon of circling water flow rate.
To achieve the above object, purifier proposed by the present invention, including：
Membrane filter has water inlet, pure water outlet and wastewater outlet；
First booster pump, water inlet end are connect with raw water mouth, and water outlet is connect with the water inlet of the membrane filter；With
Second booster pump is serially connected on the pipeline between first booster pump and the membrane filter, and described second increases
The water inlet end of press pump is also connect with the wastewater outlet, and a waste pipe is additionally provided on the wastewater outlet.
Preferably, the purifier further includes controller,
The water inlet end of first booster pump is equipped with pressure sensor, and the controller electrically connects with the pressure sensor
It connects, and for the switch of the first booster pump described in the hydraulic pressure control detected by the pressure sensor；And/or
The connecting pipeline of the purifier is equipped with temperature sensor, and the controller and the temperature sensor are electrical
Connection, and it is used for the switch that the water temperature detected by the temperature sensor controls first booster pump.
Preferably, the temperature sensor is set to the water inlet end of first booster pump.
Preferably, the pipeline between the water inlet end and the wastewater outlet of second booster pump is equipped with return valve, institute
It states controller to be electrically connected with the return valve, and for the aperture according to return valve described in the hydraulic pressure control；And/or
The controller is used to control the aperture of the return valve according to the water temperature.
Preferably, first booster pump and second booster pump are respectively two pump heads of same double end booster pump.
Preferably, the waste pipe is equipped with antisludging agent module and wastewater valve, and the antisludging agent module is serially connected in described useless
Between water valve and the wastewater outlet.
Preferably, it is additionally provided with the first check valve on the pipeline between the wastewater outlet and the antisludging agent module.
Preferably, it is additionally provided with front filter element on the pipeline between first booster pump and the raw water mouth, it is described preposition
Pipeline between filter core and first booster pump is equipped with a water purification outlet.
Preferably, the purifier further includes：
Controller；
Inlet valve is serially connected on the pipeline for connecting the raw water mouth and first booster pump；
Catch basin is connect with the pure water outlet；With
First detection piece is arranged on the pipeline between the pure water outlet and the catch basin, for detecting the storage
Water in water part, the controller are electrically connected with first detection piece, and are used for when the water reaches preset value,
The inlet valve is controlled to close.
Preferably, the catch basin is pressurized tank, and first detection piece is pressure switch, and the controller is for working as institute
When stating pressure switch and detecting that the pressure pressure inside the tank reaches upper limit value, controls the pressure switch and disconnect.
Preferably, the catch basin be water bag, the purifier further includes water pump, the water inlet end of the water pump with it is described
Catch basin is connected to, and water outlet is connected to external outlet.
Preferably, the purifier further includes the second detection piece being arranged between the water pump and external outlet,
Second detection piece is used to detect the switch of the external outlet, and the controller electrically connects with second detection piece
It connects, and opened for when the external outlet is opened, controlling the water pump, and for being closed when the external outlet
When, it controls the water pump and closes.
Preferably, second detection piece is pressure switch, is gone back on the pipeline between the pressure switch and the water pump
Equipped with the second check valve, the pressure switch is used to detect the pressure of second check valve water outlet.
Preferably, the purifier further includes flow-limiting valve, and the flow-limiting valve is arranged in parallel with the water pump, the control
Device is electrically connected with the flow-limiting valve, and is closed for when the external outlet is opened, controlling the flow-limiting valve, and works as institute
When stating external outlet closing, controls the flow-limiting valve and open.
The present invention also proposes that a kind of water purifier, the water purifier purifier, the purifier include：
Membrane filter has water inlet, pure water outlet and wastewater outlet；
First booster pump, water inlet end are connect with raw water mouth, and water outlet is connect with the water inlet of the membrane filter；With
Second booster pump is serially connected on the pipeline between first booster pump and the membrane filter, and described second increases
The water inlet end of press pump is also connect with the wastewater outlet, and a waste pipe is additionally provided on the wastewater outlet.
In the present invention, by the way that the first booster pump and the second booster pump are arranged between raw water mouth and membrane filter, then raw water stream
After entering raw water mouth, the first booster pump first can carry out primary supercharging to flow so that hydraulic pressure increases, to mitigate the second booster pump
Load, the second booster pump carry out secondary booster to it again so that hydraulic pressure further increases, to meet the working water needed for membrane filter
Pressure.Simultaneously as wastewater outlet outflow effluent part be the water inlet end for flowing back into the second booster pump, when raw water mouth hydraulic pressure compared with
When low, the pressurization of the first booster pump enables to the hydraulic pressure between two booster pumps higher so that wastewater outlet and second
Pressure difference between booster pump water inlet end is smaller, then the water that the second booster pump water inlet end is flowed back into through wastewater outlet is also relatively stablized,
So that backflow water yield is influenced smaller by raw water saliva pressure, avoid leads to backflow water yield because the hydraulic pressure of raw water mouth is relatively low
Excessive phenomenon, to also ensure the operating pressure of membrane filter front end.
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 purifier of the present invention；
The structural schematic diagram of another embodiment of Fig. 2 purifiers of the present invention；
The structural schematic diagram of the another embodiment of Fig. 3 purifiers of the present invention.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 11 | Front filter element | 21 | Wastewater valve |
| 12 | Inlet valve | 22 | Catch basin |
| 13 | First booster pump | 23 | First detection piece |
| 14 | Second booster pump | 24 | Water pump |
| 15 | Pressure sensor | 25 | Postposition filter core |
| 16 | Temperature sensor | 26 | Second detection piece |
| 17 | Return valve | 27 | Flow-limiting valve |
| 18 | Membrane filter | 28 | Second check valve |
| 19 | First check valve | 29 | Third check valve |
| 20 | Antisludging agent module |
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 shell and the purifier in the shell.
In embodiments of the present invention, as shown in Figure 1, the purifier includes：
Membrane filter 18 has water inlet a, pure water outlet b and wastewater outlet c；
First booster pump 13, water inlet end are connect with raw water mouth e, and water outlet is connect with the water inlet a of the membrane filter 18；
With
Second booster pump 14 is serially connected on the pipeline between first booster pump 13 and the membrane filter 18, and described
The water inlet end of second booster pump 14 is also connect with the wastewater outlet c, and a waste pipe is additionally provided on the wastewater outlet c.
In general, in order to carry out multistage filtering to raw water, then before being additionally provided with one or more at the water inlet a of membrane filter 18
Filter core 11 is set, one or more postposition filter cores 25 are equipped in the pure water outlet b of the membrane filter 18.Preferably, the membrane filter
18 be reverse osmosis membrane filter element 18.
When specific running, raw water mouth e locates raw water inflow connecting pipeline, and by the primary filter of the front filter element 11,
And first booster pump 13 and the second booster pump 14 supercharging after flow to the water inlet a of the membrane filter 18, the membrane filter 18
Raw water is purified, to obtain pure water, pure water is flowed out from pure water outlet b, so that user drinks, is filtered through the membrane filter 18
Remaining condensed water, i.e. waste water are then divided into two parts, and a part is directly over wastewater outlet c and waste pipe discharge is extraneous, separately
An outer part then passes through wastewater outlet c and flows back into the water inlet end of the second booster pump 14, and under the supercharging of the second booster pump 14 after
It is continuous to be filtered by membrane filter 18, more pure water can so be made, improve the effective rate of utilization of raw water, realize water-saving.
Simultaneously as effluent part flows back, the pressure before reverse osmosis membrane is advantageously ensured that, to extend the service life of reverse osmosis membrane.
(figure cathetus arrow is water (flow) direction)
In the present invention, by the way that the first booster pump 13 and the second booster pump 14 are arranged between raw water mouth and membrane filter 18, then
After raw water flows into raw water mouth, the first booster pump 13 first can carry out primary supercharging to flow so that hydraulic pressure increases, to mitigate second
The load of booster pump 14, the second booster pump 14 carry out secondary booster to it again so that hydraulic pressure further increases, to meet membrane filter
Work water pressure needed for 18.Simultaneously as the effluent part of wastewater outlet outflow is the water inlet end for flowing back into the second booster pump 14,
When the hydraulic pressure of raw water mouth is relatively low, the pressurization of the first booster pump 13 enables to the hydraulic pressure between two booster pumps higher,
So that the pressure difference between 14 water inlet end of wastewater outlet and the second booster pump is smaller, then the second booster pump 14 is flowed back into through wastewater outlet
The water of water inlet end is also relatively stablized, so that backflow water yield is influenced smaller by raw water saliva pressure, avoids because of raw water mouth
The phenomenon that hydraulic pressure is relatively low and causes backflow water yield excessive, to also ensure the operating pressure of 18 front end of membrane filter.
As shown in Fig. 2, the purifier further includes controller, the water inlet end of first booster pump 13 is passed equipped with pressure
Sensor 15, the controller are electrically connected with the pressure sensor 15, and for being detected according to the pressure sensor 15
The switch of first booster pump 13 described in the hydraulic pressure control arrived；And/or the connecting pipeline of the purifier is equipped with temperature sensing
Device 16, the controller are electrically connected with the temperature sensor 16, and for according to detected by the temperature sensor 16
Water temperature control the switch of first booster pump 13.
Specifically, in some embodiment of the invention, the water inlet end of first booster pump 13 is equipped with pressure sensor 15,
The pressure sensor 15 is used to detect the pressure of the water inlet end of first booster pump 13, what the controller was detected according to this
Pressure controls the switch of first booster pump 13.Specifically, described when reaching upper limit value when detected pressure is larger
Controller controls first booster pump 13 and is stopped, to save electric power.And under reaching when detected pressure is too small
When limit value, the controller controls first booster pump 13 and opens, with improve the first booster pump 13 and the second booster pump 14 it
Between hydraulic pressure, reduce the pressure difference between wastewater outlet c and 14 water inlet end of the second booster pump, to reduce backflow water yield.
In further embodiments, the connecting pipeline is equipped with temperature sensor 16, and the temperature sensor 16 can
It is arranged in any position of the connecting pipeline, for detecting water temperature.Since when water temperature is relatively low, hydrone viscosity is larger,
Flow is more difficult to pass through the membrane filter 18 so that not by the waste water water of the membrane filter 18 is more namely wastewater outlet c at
Hydraulic pressure it is larger, the differential water pressures between 14 water inlet end of wastewater outlet c and the second booster pump are larger, thus work as the temperature sensor 16
Detect that water temperature is relatively low, such as down to lower limiting value when, the controller controls first booster pump 13 and opens, to be carried out to flow
Supercharging so that the hydraulic pressure between the first booster pump 13 and the second booster pump 14 increases, to reduce the superchargings of wastewater outlet c and second
Pump the pressure difference between 14 water inlet ends.On the contrary, when water temperature is higher, hydrone viscosity is smaller, and flow is easier to through the membrane filtration
Core 18 so that not by the waste water water of the membrane filter 18 is less namely wastewater outlet c at hydraulic pressure it is smaller, wastewater outlet
Differential water pressures between 14 water inlet end of the second booster pump are smaller, therefore when the temperature sensor 16 detects that water temperature is higher as up to
When upper limit value, the controller controls first booster pump 13 and is stopped.
The water inlet end of first booster pump 13 is equipped with pressure sensor 15, while the company in yet other embodiments,
Siphunculus road is equipped with temperature sensor 16, in the embodiment, by the way that pressure sensor 15 and temperature sensor 16, energy is arranged simultaneously
It is enough that hydraulic pressure and water temperature are detected simultaneously, preferably to control the switch of first booster pump 13.
The temperature sensor 16 can be arranged on arbitrary pipeline, it is preferable that the temperature sensor 16 is set to described
The water inlet end of first booster pump 13, what as described temperature sensor 16 was detected is raw water water temperature, which can more embody
Water outlet stream passes through the speed of membrane filter 18, thus is more advantageous to the controller and is precisely controlled opening for first booster pump 13
It closes.Temperature sensor 16 described in the embodiment and the pressure sensor 15 can be provided separately, and can also be integrally to set
It sets.
First booster pump 13 and two pump heads that second booster pump 14 is same double end booster pump, so that
Structure is compacter, is conducive to the overall volume for reducing device.Certainly, first booster pump 13 and second booster pump 14
It is alternatively two independently arranged booster pumps.
Pipeline between the water inlet end of second booster pump 14 and the wastewater outlet c is equipped with return valve 17, described
Controller is electrically connected with the return valve 17, and for the aperture according to return valve 17 described in the hydraulic pressure control；And/or
The controller is used to control the aperture of the return valve 17 according to the water temperature.
In the embodiment, the return valve 17 is preferably solenoid valve or waste water proportioner, by adjusting opening for return valve 17
It closes, the size of backflow water yield can be adjusted, pressure is suitable before both can guarantee film, extends permeable membrane service life, and can realize
It is water-saving.
The purifier further includes the wastewater valve 21 being arranged on the waste pipe, 21 one end of the wastewater valve with it is described
Wastewater outlet c connections, the other end are connect with external waste discharge mouth.
The wastewater valve 21 is preferably solenoid valve or waste water proportioner, the size of waste water fluid stream can be so adjusted, when whole
When a system is used for Pure-water Making, by turning the aperture of wastewater valve 21 down, the waste water fluid stream that can avoid the discharge external world is excessive, waste water
It flows out too fast and causes reverse osmosis membrane front end hydraulic pressure too low；And when needing to be rinsed the wastewater valve 21, by by institute
It states wastewater valve 21 to adjust to full-gear, to increase waste water fluid stream, to preferably be rinsed the wastewater valve 21.
To avoid the wastewater valve 21 from being blocked by incrustation scale, the purifier further includes antisludging agent module 20, the scale inhibition
Agent module 20 is serially connected on the pipeline between the wastewater valve 21 and the wastewater outlet c.Specifically, the antisludging agent module 20
Including antisludging agent, the antisludging agent is preferably phosphoric acid salt substance, such as Si-P crystal.Phosphoric acid salt object can be precipitated in the antisludging agent
Matter, and soluble complexes are formed with calcium and magnesium ion in water, to prevent the generation of the incrustation scales such as calcium, magnesium salts.Certainly, described
Antisludging agent is alternatively nonphosphate substance, does not limit the type of antisludging agent in the embodiment of the present invention, only can
With the substance for preventing incrustation scale from generating.And antisludging agent is washed away by waste water in order to prevent, the antisludging agent module 20 further includes filter
Net, the strainer can in the form of sheets, and be arranged between the wastewater valve 21 and the antisludging agent, to stop that the antisludging agent follows
Waste water flows out, and certainly, the strainer can also be enclosed an accommodating cavity, and the antisludging agent is placed in the accommodating cavity.
In the present invention, antisludging agent module 20 is arranged by the pipeline between wastewater valve 21 and wastewater outlet c, then works as waste water
When flowing through the antisludging agent module 20, the antisludging agent in antisludging agent module 20 can be sustained, and can with the calcium and magnesium ion formation in water
Solubleness complex to which avoidable incrustation scale is attached on wastewater valve 21 and is blocked useless with preventing the generation of the incrustation scales such as calcium, magnesium salts
The generation of 21 phenomenon of water valve.Simultaneously as antisludging agent module 20 is provided between wastewater valve 21 and wastewater outlet c, through resistance
Waste water after dirty agent effect is expelled directly out the external world, to can avoid the generation containing antisludging agent phenomenon in pure water.
It is additionally provided with the first check valve 19 on pipeline between the antisludging agent module 20 and the wastewater outlet c, described time
The water inlet end of stream valve 17 is connect with the water inlet end of first check valve 19, and first check valve 19 is preventing return of waste water
To the return valve 17.In the embodiment, by the way that first check valve 19 is arranged, the scale inhibition being dissolved in waste water can be avoided
Agent flows back into return valve 17, to can avoid the pollution to raw water.
As shown in Fig. 2, usually the purifier further includes front filter element 11, the front filter element 11 is arranged in the original
On pipeline between mouth of a river e and first booster pump 13, and on the pipeline between the front filter element 11 and the booster pump
It is additionally provided with a water purification outlet d.Primary filter can be carried out to raw water, filter by front filter element 11 by the way that front filter element 11 is arranged
Raw water afterwards, impurity and bacterium etc. greatly reduce, and can for users to use, therefore be set in the water outlet of the front filter element 11
A water purification outlet d is set, such user can use to the water for only using front filter element 11 to filter, and achieve the purpose that water quality based water utilization.
The purifier further includes：Inlet valve 12 is serially connected between connection first booster pump 13 and raw water mouth e
On pipeline；Catch basin 22 is connect with the pure water outlet b；With the first detection piece 23, setting the pure water outlet b with it is described
Between catch basin 22, for detecting the water in the catch basin 22, the controller electrically connects with first detection piece 23
It connects, and for being switched according to inlet valve 12 described in the water rate control, it is specifically, described when the water reaches preset value
Controller controls the inlet valve 12 and closes.It should be noted that in the embodiment, first detection piece 23 is for detecting institute
Water in catch basin 22 is stated, can be specifically hydraulic pressure, liquid level or the weight etc. detected in the catch basin 22.It is wherein described
It can be upper limit value that water, which reaches the preset value in preset value, in catch basin 22, can also be lower limiting value, for example, in some implementations
In example, the preset value refers to upper limit value, i.e., when 22 water storage of catch basin is more or complete storage is full, the controller controls institute
The closing of inlet valve 12 is stated, so that raw water is no longer flow into, meanwhile, the controller is additionally operable to control 13 He of the first booster pump
Second booster pump 14 is stopped, so that complete machine is shut down.In further embodiments, the preset value refers to lower limiting value,
I.e. when 22 inner storing water of catch basin is less, show raw water flowing break down (such as inlet valve 12 close or front filter element 11 into
Water end (W.E.) is not connected with raw water mouth e etc.), it is closed at this point, the controller controls the inlet valve 12, and control first booster pump
13 and second booster pump 14 be stopped so that complete machine shut down, to facilitate user to debug.In the embodiment, pass through
Catch basin 22 is set, the pure water obtained after the filtering of membrane filter 18 can be stored, with for users to use.
Among the above, the inlet valve 12 is preferably provided between the water purification outlet d and the first booster pump 13, in this way, working as
It, can be by closing the inlet valve 12, so as to prevent the waste water in return valve 17 when the water purification flowed out using water purification outlet
Flow back into water purification outlet d.
The catch basin 22 can be pressurized tank or water bag or common water pot etc., for example, in one embodiment, the catch basin
22 be pressurized tank, and first detection piece 23 is pressure switch, described in the controller is used to detect when the pressure switch
When pressure pressure inside the tank reaches upper limit value, controls the pressure switch and disconnect.Specifically, when water is full in the pressurized tank, water
It can overflow and flow back, pressure switch senses that the pressure of reflux, the controller control the pressure according to the pressure detected
Power switch disconnects, and controls the closing of the inlet valve 12.
In another embodiment, referring to Figure 3, the catch basin 22 is water bag, the purifier further includes water
Pump 24, the water inlet end of the water pump 24 is connected to the catch basin 22, and water outlet is connected to external outlet f.When user needs
When with water, the water pump 24 is used to extract the pure water in water bag out.In the embodiment, the first detection piece 23 is to be arranged in the water storage
Liquid level detector in bag or pressure sensor 15 or weight tester etc..
Further, in another embodiment, the purifier further includes that setting goes out in the water pump 24 and outside
The second detection piece 26 between the f of the mouth of a river, second detection piece 26 are used to detect the switch of the external outlet f, the control
Device processed is electrically connected with second detection piece 26, and for controlling the water pump 24 according to the switch of the external outlet f
Switch, specifically, when the external outlet f is opened, the controller controls the water pump 24 and opens, and works as the outside
When water outlet f is closed, the controller controls the water pump 24 and closes.In the embodiment, second detection piece 26 can be
Contact induction device or pressure sensor 15 etc. incude outlet valve by being contacted with the outlet valve at the external outlet f
Whether open, or judges whether water outlet opens by detecting the variation of the water outlet end pressure.Preferably, second inspection
Survey part 26 is pressure switch, and the second check valve 28, the pressure switch are additionally provided between the pressure switch and the water pump 24
Pressure for detecting 28 water outlet of the second check valve.By the way that second check valve 28 is arranged, to avoid flowing to institute
The pure water reflux for stating external outlet f, then when external outlet f is closed, since pure water constantly flows to the external outlet
F so that the pressure in the pipeline between external outlet f and the second check valve 28 increases, when pressure switch detects outside
When pressure increases at water outlet f, show that user need not use pure water, therefore the controller controls the water pump 24 and stops work
Make.
The purifier further includes flow-limiting valve 27, and the flow-limiting valve 27 is arranged in parallel with the water pump 24, the control
Device is electrically connected with the flow-limiting valve 27, and is switched for controlling the flow-limiting valve 27 according to the switch of the external outlet f.
Specifically, when the external outlet f is opened, the controller controls the flow-limiting valve 27 and closes, and when the outside goes out
When mouth of a river f is closed, the controller controls the flow-limiting valve 27 and opens.Specifically, 27 one end of the flow-limiting valve is connected to described
Between water pump 24 and the catch basin 22, the other end is connected between the water pump 24 and second check valve 28.The implementation
In example, when the external outlet f is opened, if the flow-limiting valve 27 is opened, the water by the extraction of water pump 24 will be from described
Flow-limiting valve 27 flows back into the water inlet end of water pump 24, therefore when the external outlet f is opened, it needs to close the flow-limiting valve 27
It closes；And when the external outlet f is closed, if the water pump 24 still work on extract water bag in water, therefore need by
The flow-limiting valve 27 is opened so that the water extracted is back to by the flow-limiting valve 27 in water bag, to avoid external outlet f
It is excessive to locate hydraulic pressure.
To avoid the water of external outlet f from flowing back into membrane filter 18, therefore the purifier further includes third check valve
29, the third check valve 29 is on the pipeline between the pure water outlet b and the catch basin 22.
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 (15)
1. a kind of purifier, which is characterized in that including：
Membrane filter has water inlet, pure water outlet and wastewater outlet；
First booster pump, water inlet end are connect with raw water mouth, and water outlet is connect with the water inlet of the membrane filter；With
Second booster pump is serially connected on the pipeline between first booster pump and the membrane filter, and second booster pump
Water inlet end also connect with the wastewater outlet, a waste pipe is additionally provided on the wastewater outlet.
2. purifier as described in claim 1, which is characterized in that the purifier further includes controller,
The water inlet end of first booster pump is equipped with pressure sensor, and the controller is electrically connected with the pressure sensor,
And for the switch of the first booster pump described in the hydraulic pressure control detected by the pressure sensor；And/or
The connecting pipeline of the purifier is equipped with temperature sensor, and the controller electrically connects with the temperature sensor
It connects, and controls the switch of first booster pump for the water temperature detected by the temperature sensor.
3. purifier as described in claim 1, which is characterized in that the temperature sensor is set to first booster pump
Water inlet end.
4. purifier as described in claim 1, which is characterized in that the water inlet end of second booster pump goes out with the waste water
Pipeline between mouthful is equipped with return valve, and the controller is electrically connected with the return valve, and for according to the Water pressure controlled
Make the aperture of the return valve；And/or
The controller is used to control the aperture of the return valve according to the water temperature.
5. the purifier as described in Claims 1-4 any one, which is characterized in that first booster pump and described
Two booster pumps are two pump heads of same double end booster pump.
6. purifier as described in claim 1, which is characterized in that the waste pipe is equipped with antisludging agent module and waste water
Valve, the antisludging agent module are serially connected between the wastewater valve and the wastewater outlet.
7. purifier as claimed in claim 6, which is characterized in that between the wastewater outlet and the antisludging agent module
The first check valve is additionally provided on pipeline.
8. purifier as described in claim 1, which is characterized in that the pipe between first booster pump and the raw water mouth
Road is additionally provided with front filter element, and the pipeline between the front filter element and first booster pump is equipped with a water purification outlet.
9. purifier as described in claim 1, which is characterized in that the purifier further includes：
Controller；
Inlet valve is serially connected on the pipeline for connecting the raw water mouth and first booster pump；
Catch basin is connect with the pure water outlet；With
First detection piece is arranged on the pipeline between the pure water outlet and the catch basin, for detecting the catch basin
Interior water, the controller are electrically connected with first detection piece, and for when the water reaches preset value, controlling
The inlet valve is closed.
10. purifier as claimed in claim 9, which is characterized in that the catch basin is pressurized tank, first detection piece
For pressure switch, the controller is used for when the pressure switch detects that the pressure pressure inside the tank reaches upper limit value, control
The pressure switch is made to disconnect.
11. purifier as claimed in claim 9, which is characterized in that the catch basin is water bag, and the purifier also wraps
Water pump is included, the water inlet end of the water pump is connected to the catch basin, and water outlet is connected to external outlet.
12. purifier as claimed in claim 11, which is characterized in that the purifier further includes being arranged in the water pump
The second detection piece between external outlet, second detection piece is used to detect the switch of the external outlet, described
Controller is electrically connected with second detection piece, and is opened for when the external outlet is opened, controlling the water pump,
And it is closed for when the external outlet is closed, controlling the water pump.
13. purifier as claimed in claim 12, which is characterized in that second detection piece is pressure switch, the pressure
Power switchs and is additionally provided with the second check valve on the pipeline between the water pump, and the pressure switch is unidirectional for detecting described second
The pressure of valve water outlet.
14. purifier as claimed in claim 12, which is characterized in that the purifier further includes flow-limiting valve, the limit
Stream valve is arranged in parallel with the water pump, and the controller is electrically connected with the flow-limiting valve, and for working as the external outlet
It when opening, controls the flow-limiting valve and closes, and when the external outlet is closed, control the flow-limiting valve and open.
15. a kind of water purifier, which is characterized in that the water purifier includes the water purification as described in claim 1 to 14 any one
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177318.0A CN108623025B (en) | 2017-03-22 | 2017-03-22 | Water purifying device and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177318.0A CN108623025B (en) | 2017-03-22 | 2017-03-22 | Water purifying device and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108623025A true CN108623025A (en) | 2018-10-09 |
| CN108623025B CN108623025B (en) | 2023-10-31 |
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ID=63706492
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177318.0A Active CN108623025B (en) | 2017-03-22 | 2017-03-22 | Water purifying device and water purifier |
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| Country | Link |
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| CN (1) | CN108623025B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182983A (en) * | 2019-07-02 | 2019-08-30 | 中建水务（深圳）有限公司 | Water purification system |
| CN110873214A (en) * | 2019-10-22 | 2020-03-10 | 宁波方太厨具有限公司 | Waste water ratio device |
-
2017
- 2017-03-22 CN CN201710177318.0A patent/CN108623025B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182983A (en) * | 2019-07-02 | 2019-08-30 | 中建水务（深圳）有限公司 | Water purification system |
| CN110873214A (en) * | 2019-10-22 | 2020-03-10 | 宁波方太厨具有限公司 | Waste water ratio device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108623025B (en) | 2023-10-31 |
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