CN104828997A - Forward and reverse inflow water preparation nanofiltration machine - Google Patents
Forward and reverse inflow water preparation nanofiltration machine Download PDFInfo
- Publication number
- CN104828997A CN104828997A CN201510269621.4A CN201510269621A CN104828997A CN 104828997 A CN104828997 A CN 104828997A CN 201510269621 A CN201510269621 A CN 201510269621A CN 104828997 A CN104828997 A CN 104828997A
- Authority
- CN
- China
- Prior art keywords
- water
- magnetic valve
- water outlet
- valve
- pipeline
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 238000001728 nano-filtration Methods 0.000 title claims abstract description 83
- 238000002360 preparation method Methods 0.000 title abstract 6
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 44
- 239000012528 membrane Substances 0.000 claims description 65
- 238000005096 rolling process Methods 0.000 claims description 43
- 238000001914 filtration Methods 0.000 claims description 29
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 21
- 238000000108 ultra-filtration Methods 0.000 claims description 12
- 238000001764 infiltration Methods 0.000 claims description 4
- 238000001471 micro-filtration Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000008213 purified water Substances 0.000 abstract 4
- 238000000926 separation method Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- VAOCPAMSLUNLGC-UHFFFAOYSA-N metronidazole Chemical compound CC1=NC=C([N+]([O-])=O)N1CCO VAOCPAMSLUNLGC-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000004907 flux Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 150000003384 small molecules Chemical class 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010889 donnan-equilibrium Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005374 membrane filtration Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to a water preparation system of a forward and reverse inflow water preparation nanofiltration machine (including nanofiltration and reverse osmosis, NF/RO for short), and the water preparation system is particularly suitable for a water preparation system of a common household nanofiltration machine. The forward and reverse inflow water preparation nanofiltration machine comprises a solenoid valve, a preprocessor, a booster water pump, a nanofiltration device, a solenoid valve A, a solenoid valve B, a solenoid valve C, a solenoid valve D, a non-return valve, a high-pressure switch, a control panel and a purified water tap, wherein the solenoid valve A, the solenoid valve B, the solenoid valve C and the solenoid valve D are all provided with water inlets and water outlets; the preprocessor is provided with a water outlet which is connected with the water inlet of the booster water pump through a pipeline; the nanofiltration device is provided with a purified water outlet and concentrated water outlets; the purified water outlet of the nanofiltration device is connected with the water inlet of the non-return valve through a pipeline; the water outlet of the non-return valve is connected with the water inlet of the high-pressure switch through a pipeline; the water outlet of the high-pressure switch is connected with the purified water tap through a pipeline; and the concentrated water outlets in two ends of the nanofiltration device are connected with the water inlets of the solenoid valve C and the solenoid valve D through pipelines respectively.
Description
Technical field
Collecting and filtering apparatus (comprising nanofiltration/reverse osmosis, hereinafter referred to as the NF/RO) water manufacturing system of a kind of positive and negative water inlet water processed that the present invention relates to, is specially adapted to the water manufacturing system of general family expenses collecting and filtering apparatus.
Background technology
Current all kinds of collecting and filtering apparatus water manufacturing system rolling nanofiltration membrane rinses that direction is single to cause rolling diaphragm only to use rolling diaphragm intaking one end, and the other end is substantially inoperative, and water production rate is greatly reduced, and increases water-purifying machine use cost.
Summary of the invention
The present invention seeks to the collecting and filtering apparatus that a kind of positive and negative water inlet water processed is provided for above-mentioned not enough place, rinse for current all kinds of collecting and filtering apparatus water manufacturing system rolling nanofiltration membrane that direction is single to cause rolling diaphragm only to use rolling diaphragm intaking one end, and the substantially inoperative shortcoming of the other end makes improvements, be for general collecting and filtering apparatus rolling nanofiltration membrane for a long time at one end water processed cause feed-water end flux decline make improvement.Be specially adapted to the water manufacturing system of general family expenses collecting and filtering apparatus.
The collecting and filtering apparatus of a kind of positive and negative water inlet of the present invention water processed takes following technical scheme to realize: the collecting and filtering apparatus of a kind of positive and negative water inlet water processed comprises magnetic valve, pretreater, booster water pump, nanofiltration device, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D, check valve, high-voltage switch gear, switchboard and clear water faucet.
Magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D is provided with water-in, water-in is connected with water supply pipe by water inlet pipe, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D is provided with water outlet, water outlet is connected with pretreater water-in by pipeline, pretreater is provided with water outlet, water outlet is connected with booster water pump water-in by pipeline, booster water pump water outlet by pipeline respectively with magnetic valve A, magnetic valve B connects, magnetic valve A, magnetic valve B water outlet is connected with nanofiltration device two ends water-in respectively, nanofiltration device is provided with pure water water outlet and dense water water outlet, the pure water water outlet of nanofiltration device is connected with one-way valve water inlet by pipeline, check valve water outlet is connected with high-voltage switch gear water-in by pipeline, high-voltage switch gear water outlet is connected with clear water faucet by pipeline.The dense water water outlet in two ends of nanofiltration device is connected with magnetic valve C, magnetic valve D water-in respectively by pipeline, and magnetic valve C and magnetic valve D is the dense water solenoid valve of row, and magnetic valve C, magnetic valve D water outlet are connected by pipeline and enter water drain.Switchboard is used for the switch of Controlling solenoid valve action and other elements.
Described magnetic valve, pretreater, booster water pump, nanofiltration device, magnetic valve, check valve and high-voltage switch gear are arranged in cabinet, and switchboard is arranged on side or cabinet outside in cabinet.Clear water faucet is arranged on cabinet outside.
Supporting on cabinet have switchboard, and switchboard is provided with electric controling element, is used for Controlling solenoid valve, booster water pump, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D and high-voltage switch gear.
Described magnetic valve adopts commercially available magnetic valve, plays the effect opening or closing water route.
Be provided with filter core in described pretreater, filter core can adopt single-stage or multi-stage filter core, and filter core can adopt micro-filtration, gac, soften resin, ultrafiltration, micro-infiltration.
Described booster water pump is commercial standard water pump, plays supercharging, provides the effect of work water pressure for nanofiltration membrane work.
Described nanofiltration device has filter flask upper cover, filter flask and filter flask lower cover, is provided with rolling nanofiltration membrane NF or reverse osmosis membrane RO in filter flask, and filter flask upper cover is provided with raw water inlet, pure water water outlet and dense water water outlet.Filter flask lower cover is provided with raw water inlet and dense water water outlet.
Described rolling nanofiltration membrane NF adopts commercially available rolling nanofiltration membrane NF.Rolling nanofiltration membrane NF comprises nanofiltration membrane, upper water proof circle, lower water proof circle.Nanofiltration (NF) is between a kind of pressure-driven membrane separation technique of reverse osmosis very between ultrafiltration.It has two characteristics: be 1. that hundreds of organic molecule compositions has separation performance to the molecular weight in water; There is Donnan effect in the negatively charged ion 2. for different valence state.The charge of material. the separate effect of ion valence mumber lotus concentration to film has a significant impact.(the general nanofiltration membrane of demineralising process that road (Donnan) model one south (Donnan) effect Donnan model is used for describing charged membrane based on Donnan balance mostly is charged membrane, so this model is more multiplex describe nanofiltration process) purifying of tap water and process water will be used for, purification of waste water process, the aspect such as concentrated of valuable components in process fluid, its operation pressure reduction is 05 ~ 2OMPa (or 0345 ~ 1035MPa) molecular weight cut-off boundary is 200 ~ 1000 (or 200 ~ 500), and molecular size is the separation of the dissolved constituent of 1nm.Because NF film reaches the low 0.5 ~ 3MPa of pressure reduction ratio RO film therefore NF membrane filtration that same permeation flux must apply also known as loose type RO " or low pressure reverse osmosis ".Nanofiltration (NF) film is a kind of Novel separation film between reverse osmosis (RO) film and ultrafiltration (UF) film, because it has the constructional feature such as multi-band electric charge on nano level membrane pore size, film, be thus mainly used in the following aspects: separation (2) organism of the organic substance of (1) different molecular weight and being separated of small molecules inorganics; (3) in solution monovalence salt and divalence or multivalence salt be separated being separated of (4) salt and its relative acid.Thus reach tap water and industrial water softening feed liquid decolouring, concentrate, be separated, recovery etc.
Described reverse osmosis membrane RO adopts commercially available reverse osmosis membrane RO.Comprise reverse osmosis membrane RO film, upper water proof circle, lower water proof circle.Reverse osmosis is the character utilizing reverse osmosis membrane optionally can only be retained ionic species by solvent (normally water), makes solvent be realized the membrane process be separated liquid mixture by reverse osmosis membrane with film both sides static pressure difference for impellent overcomes solvent penetration pressure.Reverse osmosis same NF, UF equally all belong to pressure-driven membrane separation technique, and its operation pressure reduction is generally 15 ~ 105MPa, retain component for (110) X10-10m small-molecule substance.In addition can also from liquid mixture the whole suspended substance in place to go, solute and colloid, such as water is separated to reach the objects such as separation, purifying from the aqueous solution.At present along with the exploitation of ultra-low-pressure reverse osmosis film can be carried out under 1MPa pressure being partially desaltedly applicable to water softening and selective separation being less than.
Described magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D are commercial standard magnetic valve.
Described check valve is commercially available water-purifying machine standard check valve.
Described high-voltage switch gear is commercially available water purification machine standard high-voltage switch.
Described switchboard comprises electric elements and push button.
Described clear water faucet is commercial standard clear water faucet.
Collecting and filtering apparatus (comprising nanofiltration/reverse osmosis, hereinafter referred to as the NF/RO) water manufacturing system of a kind of positive and negative water inlet water processed that the present invention relates to, is specially adapted to the water manufacturing system of general family expenses collecting and filtering apparatus.
When opening clear water faucet, high-voltage switch gear connection, entering water electromagnetic valve, water pump operation.Magnetic valve A or magnetic valve B opens, and rolling nanofiltration membrane starts water processed.When after operation for some time, switchboard sends signal and rinses rolling nanofiltration membrane, and now nanofiltration device is run and is divided into 2 kinds of situations: 1, open magnetic valve A, magnetic valve D, former water carries out positive dirction flushing through rolling rolling nanofiltration membrane to face; 2, open magnetic valve B, magnetic valve C, former water carries out opposite direction through rolling rolling nanofiltration membrane to face and rinses.So repeatedly, thus reach the object improving rolling nanofiltration membrane aquifer yield.
The collecting and filtering apparatus of a kind of positive and negative water inlet of the present invention water processed is reasonable in design, compact construction, dependable performance.Rinse for current all kinds of collecting and filtering apparatus water manufacturing system rolling nanofiltration membrane that direction is single to cause rolling diaphragm only to use rolling diaphragm intaking one end, and the substantially inoperative shortcoming of the other end makes improvements.For general collecting and filtering apparatus rolling nanofiltration membrane for a long time at one end water processed cause feed-water end flux decline make improvement.When after operation for some time, switchboard sends signal and rinses rolling nanofiltration membrane, and now nanofiltration device is run and is divided into 2 kinds of situations: 1, open magnetic valve A, magnetic valve D, former water carries out positive dirction flushing through rolling rolling nanofiltration membrane to face; 2, open magnetic valve B, magnetic valve C, former water carries out opposite direction through rolling rolling nanofiltration membrane to face and rinses.So repeatedly, thus reach the object improving rolling nanofiltration membrane aquifer yield.Be specially adapted to the water manufacturing system of general family expenses collecting and filtering apparatus.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the collecting and filtering apparatus structural representation of a kind of positive and negative water inlet of the present invention water processed.
Fig. 2 is the nanofiltration membrane schematic diagram of the collecting and filtering apparatus of a kind of positive and negative water inlet of the present invention water processed.
Fig. 3 is the collecting and filtering apparatus nanofiltration device scheme of installation of a kind of positive and negative water inlet of the present invention water processed.
Fig. 4 is the collecting and filtering apparatus positive wash-down water flow path direction schematic diagram of a kind of positive and negative water inlet of the present invention water processed.
Fig. 5 is the collecting and filtering apparatus backwashing water flow path direction schematic diagram of a kind of positive and negative water inlet of the present invention water processed.
Embodiment
With reference to accompanying drawing 1 ~ 5, the collecting and filtering apparatus of positive and negative water inlet water processed comprises magnetic valve 1, pretreater 2(single-stage or a multi-stage filter core, and filter core can adopt micro-filtration, gac, soften resin, ultrafiltration, micro-infiltration), booster water pump 3, nanofiltration device 4(comprise filter flask, rolling nanofiltration membrane (NF) or coiled reverse osmosis membrane (RO)), magnetic valve A 5-1, magnetic valve B 5-2, magnetic valve C 5-3, magnetic valve D 5-4, check valve 6, high-voltage switch gear 7, switchboard 8 and clear water faucet 9.
Magnetic valve A 5-1, magnetic valve B 5-2, magnetic valve C 5-3, magnetic valve D 5-4 is provided with water-in, water-in is connected with water supply pipe by water inlet pipe, magnetic valve A 5-1, magnetic valve B 5-2, magnetic valve C 5-3, magnetic valve D 5-4 is provided with water outlet, water outlet is connected with pretreater 2 water-in by pipeline, pretreater 2 is provided with water outlet, water outlet is connected with booster water pump 3 water-in by pipeline, booster water pump water outlet by pipeline respectively with magnetic valve A 5-1, magnetic valve B 5-2 connects, magnetic valve A 5-1, magnetic valve B 5-2 water outlet is connected with nanofiltration device 4 two ends water-in respectively, nanofiltration device 4 is provided with pure water water outlet and dense water water outlet, the pure water water outlet of nanofiltration device 4 is connected with check valve 6 water-in by pipeline, check valve 6 water outlet is connected with high-voltage switch gear 7 water-in by pipeline, high-voltage switch gear 7 water outlet is connected with clear water faucet 9 by pipeline.The dense water water outlet in two ends of nanofiltration device 4 is connected with magnetic valve C 4-3, magnetic valve D 4-4 water-in respectively by pipeline, magnetic valve C 4-3 and magnetic valve D 4-4 is the dense water solenoid valve of row, and magnetic valve C 4-3, magnetic valve D 4-4 water outlet are connected by pipeline and enter water drain.Switchboard 8 is for the switch of Controlling solenoid valve action with other elements.
Described magnetic valve 1, pretreater 2, booster water pump 3, nanofiltration device 4, magnetic valve A 5-1, magnetic valve B 5-2, magnetic valve C 5-3, magnetic valve D 5-4, check valve 6 and high-voltage switch gear 7 are arranged in cabinet, and switchboard 8 is arranged on side or cabinet outside in cabinet.Clear water faucet 9 is arranged on cabinet outside.
Supporting on cabinet have switchboard 8, and switchboard 8 is provided with electric controling element, is used for Controlling solenoid valve 1, booster water pump 3, magnetic valve A 5-1, magnetic valve B 5-2, magnetic valve C 5-3, magnetic valve D 5-4 and high-voltage switch gear 7.
Described magnetic valve adopts commercially available magnetic valve, plays the effect opening or closing water route.
Be provided with filter core in described pretreater 2, filter core can adopt single-stage or multi-stage filter core, and filter core can adopt micro-filtration, gac, soften resin, ultrafiltration, micro-infiltration.
Described booster water pump 3 is commercial standard water pump, plays supercharging, provides the effect of work water pressure for nanofiltration membrane work.
Described nanofiltration device 4 has filter flask upper cover 4-1, filter flask 4-2 and filter flask lower cover 4-4, is provided with rolling nanofiltration membrane NF 4-3 or reverse osmosis membrane RO in filter flask 4-2, and filter flask upper cover 4-1 is provided with raw water inlet, pure water water outlet and dense water water outlet.Filter flask lower cover 4-4 is provided with raw water inlet and dense water water outlet.
Described rolling nanofiltration membrane NF 4-3 adopts commercially available rolling nanofiltration membrane NF.Rolling nanofiltration membrane NF 4-3 comprises nanofiltration membrane 4-3-2, upper water proof circle 4-3-1, lower water proof circle 4-3-3.Nanofiltration (NF) is between a kind of pressure-driven membrane separation technique of reverse osmosis very between ultrafiltration.It has two characteristics: be 1. that hundreds of organic molecule compositions has separation performance to the molecular weight in water; There is Donnan effect in the negatively charged ion 2. for different valence state.The charge of material. the separate effect of ion valence mumber lotus concentration to film has a significant impact.(the general nanofiltration membrane of demineralising process that road (Donnan) model one south (Donnan) effect Donnan model is used for describing charged membrane based on Donnan balance mostly is charged membrane, so this model is more multiplex describe nanofiltration process) purifying of tap water and process water will be used for, purification of waste water process, the aspect such as concentrated of valuable components in process fluid, its operation pressure reduction is 05 ~ 2OMPa (or 0345 ~ 1035MPa) molecular weight cut-off boundary is 200 ~ 1000 (or 200 ~ 500), and molecular size is the separation of the dissolved constituent of 1nm.Because NF film reaches the low 0.5 ~ 3MPa of pressure reduction ratio RO film therefore NF membrane filtration that same permeation flux must apply also known as loose type RO " or low pressure reverse osmosis ".Nanofiltration (NF) film is a kind of Novel separation film between reverse osmosis (RO) film and ultrafiltration (UF) film, because it has the constructional feature such as multi-band electric charge on nano level membrane pore size, film, be thus mainly used in the following aspects: separation (2) organism of the organic substance of (1) different molecular weight and being separated of small molecules inorganics; (3) in solution monovalence salt and divalence or multivalence salt be separated being separated of (4) salt and its relative acid.Thus reach tap water and industrial water softening feed liquid decolouring, concentrate, be separated, recovery etc.
Described reverse osmosis membrane RO adopts commercially available reverse osmosis membrane RO.Comprise reverse osmosis membrane RO, upper water proof circle, lower water proof circle.Reverse osmosis is the character utilizing reverse osmosis membrane optionally can only be retained ionic species by solvent (normally water), makes solvent be realized the membrane process be separated liquid mixture by reverse osmosis membrane with film both sides static pressure difference for impellent overcomes solvent penetration pressure.Reverse osmosis same NF, UF equally all belong to pressure-driven membrane separation technique, and its operation pressure reduction is generally 15 ~ 105MPa, retain component for (110) X10-10m small-molecule substance.In addition can also from liquid mixture the whole suspended substance in place to go, solute and colloid, such as water is separated to reach the objects such as separation, purifying from the aqueous solution.At present along with the exploitation of ultra-low-pressure reverse osmosis film can be carried out under 1MPa pressure being partially desaltedly applicable to water softening and selective separation being less than.
Described magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D are commercial standard magnetic valve.
Described check valve 6 is commercially available water-purifying machine standard check valve.
Described high-voltage switch gear 7 is commercially available water purification machine standard high-voltage switch.
Described switchboard 8 comprises electric elements and push button.
Described clear water faucet 9 is commercial standard clear water faucet.
A when collecting and filtering apparatus of positive and negative water inlet water processed uses, when opening clear water faucet 9, high-voltage switch gear 7 is connected, entering water electromagnetic valve 1, booster water pump 3 run.Magnetic valve A or magnetic valve B opens, and rolling nanofiltration membrane starts water processed.When after operation for some time, switchboard sends signal and rinses rolling nanofiltration membrane, and now nanofiltration device is run and is divided into 2 kinds of situations:
1, open magnetic valve A 5-1, magnetic valve D 5-4, former water carries out positive dirction flushing through rolling rolling nanofiltration membrane to face, and when positive dirction is rushed, water enters from C mouth, and rinse nanofiltration face and discharge through D mouth, pure water flows out from E mouth;
2, open magnetic valve B 5-2, magnetic valve C 5-3, former water carries out opposite direction through rolling rolling nanofiltration membrane to face and rinses, and when rushing in the other direction, water enters from B mouth, and rinse nanofiltration face and discharge through A mouth, pure water flows out from E mouth; So repeatedly, thus reach the object improving rolling nanofiltration membrane aquifer yield.Whole system utilizes switchboard 8(switchboard to adopt computer board) control the open and close of entering water electromagnetic valve, reach timing and change water-in and water-out direction, thus improve the aquifer yield of rolling nanofiltration membrane.
Claims (6)
1. a collecting and filtering apparatus for positive and negative water inlet water processed, is characterized in that: comprise magnetic valve, pretreater, booster water pump, nanofiltration device, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D, check valve, high-voltage switch gear, switchboard and clear water faucet;
Magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D are provided with water-in, water-in is connected with water supply pipe by water inlet pipe, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D are provided with water outlet, water outlet is connected with pretreater water-in by pipeline, pretreater is provided with water outlet, water outlet is connected with booster water pump water-in by pipeline, booster water pump water outlet is connected with magnetic valve A, magnetic valve B respectively by pipeline, and magnetic valve A, magnetic valve B water outlet are connected with nanofiltration device two ends water-in respectively; Nanofiltration device is provided with pure water water outlet and dense water water outlet, the pure water water outlet of nanofiltration device is connected with one-way valve water inlet by pipeline, check valve water outlet is connected with high-voltage switch gear water-in by pipeline, and high-voltage switch gear water outlet is connected with clear water faucet by pipeline; The dense water water outlet in two ends of nanofiltration device is connected with magnetic valve C, magnetic valve D water-in respectively by pipeline, and magnetic valve C and magnetic valve D is the dense water solenoid valve of row, and magnetic valve C, magnetic valve D water outlet are connected by pipeline and enter water drain; Switchboard is used for the switch of Controlling solenoid valve action and other elements.
2. the collecting and filtering apparatus of a kind of positive and negative water inlet according to claim 1 water processed, it is characterized in that: described magnetic valve, pretreater, booster water pump, nanofiltration device, magnetic valve, check valve and high-voltage switch gear are arranged in cabinet, switchboard is arranged on side or cabinet outside in cabinet, and clear water faucet is arranged on cabinet outside.
3. the collecting and filtering apparatus of a kind of positive and negative water inlet according to claim 1 water processed, it is characterized in that: supporting on cabinet have switchboard, switchboard is provided with electric controling element, is used for Controlling solenoid valve, booster water pump, magnetic valve A, magnetic valve B, magnetic valve C, magnetic valve D and high-voltage switch gear.
4. the collecting and filtering apparatus of a kind of positive and negative water inlet according to claim 1 water processed, it is characterized in that: be provided with filter core in described pretreater, filter core can adopt single-stage or multi-stage filter core, and filter core can adopt micro-filtration, gac, soften resin, ultrafiltration, micro-infiltration.
5. the collecting and filtering apparatus of a kind of positive and negative water inlet according to claim 1 water processed, it is characterized in that: described nanofiltration device has filter flask upper cover, filter flask and filter flask lower cover, rolling nanofiltration membrane NF or reverse osmosis membrane RO is installed in filter flask, filter flask upper cover is provided with raw water inlet, pure water water outlet and dense water water outlet, and filter flask lower cover is provided with raw water inlet and dense water water outlet.
6. the collecting and filtering apparatus of a kind of positive and negative water inlet according to claim 5 water processed, is characterized in that: described rolling nanofiltration membrane NF comprises nanofiltration membrane, upper water proof circle, lower water proof circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269621.4A CN104828997B (en) | 2015-05-25 | 2015-05-25 | A kind of collecting and filtering apparatus of positive and negative water processed of intaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269621.4A CN104828997B (en) | 2015-05-25 | 2015-05-25 | A kind of collecting and filtering apparatus of positive and negative water processed of intaking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104828997A true CN104828997A (en) | 2015-08-12 |
| CN104828997B CN104828997B (en) | 2016-08-31 |
Family
ID=53807257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510269621.4A Active CN104828997B (en) | 2015-05-25 | 2015-05-25 | A kind of collecting and filtering apparatus of positive and negative water processed of intaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104828997B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946870A (en) * | 2017-05-18 | 2018-12-07 | 佛山市顺德区美的饮水机制造有限公司 | Water purification machine, reverse osmosis filtration system and its control method |
| CN112316725A (en) * | 2020-09-02 | 2021-02-05 | 宁波方太厨具有限公司 | Long-acting filtering system and method for filter element |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2344399Y (en) * | 1998-08-07 | 1999-10-20 | 湖北省环境科学研究院 | Multi-stage water-purifying device |
| CN201614328U (en) * | 2010-01-29 | 2010-10-27 | 重庆跨纪科技有限公司 | Membrane separation structure optimizing system for purified water preparation |
| CN103223296A (en) * | 2013-04-25 | 2013-07-31 | 张翼鹏 | Self-supporting nanofiltration machine |
| JP2014161807A (en) * | 2013-02-26 | 2014-09-08 | Mitsubishi Heavy Ind Ltd | Reverse osmosis membrane apparatus |
| CN204689758U (en) * | 2015-05-25 | 2015-10-07 | 张翼鹏 | The collecting and filtering apparatus of a kind of positive and negative water inlet water processed |
-
2015
- 2015-05-25 CN CN201510269621.4A patent/CN104828997B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2344399Y (en) * | 1998-08-07 | 1999-10-20 | 湖北省环境科学研究院 | Multi-stage water-purifying device |
| CN201614328U (en) * | 2010-01-29 | 2010-10-27 | 重庆跨纪科技有限公司 | Membrane separation structure optimizing system for purified water preparation |
| JP2014161807A (en) * | 2013-02-26 | 2014-09-08 | Mitsubishi Heavy Ind Ltd | Reverse osmosis membrane apparatus |
| CN103223296A (en) * | 2013-04-25 | 2013-07-31 | 张翼鹏 | Self-supporting nanofiltration machine |
| CN204689758U (en) * | 2015-05-25 | 2015-10-07 | 张翼鹏 | The collecting and filtering apparatus of a kind of positive and negative water inlet water processed |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946870A (en) * | 2017-05-18 | 2018-12-07 | 佛山市顺德区美的饮水机制造有限公司 | Water purification machine, reverse osmosis filtration system and its control method |
| CN112316725A (en) * | 2020-09-02 | 2021-02-05 | 宁波方太厨具有限公司 | Long-acting filtering system and method for filter element |
| CN112316725B (en) * | 2020-09-02 | 2022-03-18 | 宁波方太厨具有限公司 | Long-acting filtering system and method for filter element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104828997B (en) | 2016-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210030227U (en) | Concentration treatment device for chemical nickel plating rinsing wastewater | |
| CN109987734A (en) | The micro- concentrated water collecting and filtering apparatus of full film | |
| CN204174012U (en) | Pure water processor | |
| CN110790344A (en) | Novel drinking water advanced treatment and purification device and method | |
| CN203807257U (en) | Double-filter water purifying treatment device | |
| CN204174011U (en) | Water treatment system | |
| CN104828997B (en) | A kind of collecting and filtering apparatus of positive and negative water processed of intaking | |
| CN103030237A (en) | Treatment device and treatment method for recycling coal slurry sewage | |
| CN102976449A (en) | Water purifier | |
| CN112028270A (en) | Concentration treatment device and treatment method for chemical nickel plating rinsing wastewater | |
| CN210001679U (en) | Full-film micro-concentrated water nanofiltration machine | |
| CN204689758U (en) | The collecting and filtering apparatus of a kind of positive and negative water inlet water processed | |
| CN202080964U (en) | Multi-purpose water-treatment facility | |
| CN111003755A (en) | Water filtration and purification system and water purifier that two membranes were recycled | |
| CN108218003B (en) | Water purifier and water purifying method thereof | |
| CN206253019U (en) | A kind of positive back cleaning system for reverse osmosis equipment reverse osmosis membrane assembly | |
| CN104556447A (en) | Reverse-blocking reverse osmosis water purification equipment | |
| CN205528028U (en) | Filter is received to non -pressure | |
| CN211896170U (en) | Water filtration and purification system and water purifier that two membranes were recycled | |
| CN210656213U (en) | Water purification system and water purification unit | |
| CN202953884U (en) | Pure water machine | |
| CN203269629U (en) | Self-service nano-filtration machine | |
| CN103191643B (en) | Nano filter (NF) with external heating self-service pipeline | |
| CN209906483U (en) | Combined device for recycling electroplating rinse water | |
| CN103223296B (en) | Self-supporting nanofiltration machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180522 Address after: 211131 Nanjing Tangshan industrial concentration zone, Jiangsu three, East Germany, World Health Insurance Co., Ltd. Patentee after: SBOK environmental appliances (Nanjing) Co. Ltd. Address before: 211131 Jiangsu Nanjing Tangshan Industrial Concentration Area Gu Quan Road Patentee before: Zhang Yipeng |