CN111039449A - Ion exchange water treatment device and implementation method thereof - Google Patents
Ion exchange water treatment device and implementation method thereof Download PDFInfo
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- CN111039449A CN111039449A CN201911292015.9A CN201911292015A CN111039449A CN 111039449 A CN111039449 A CN 111039449A CN 201911292015 A CN201911292015 A CN 201911292015A CN 111039449 A CN111039449 A CN 111039449A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 299
- 238000011282 treatment Methods 0.000 title claims abstract description 28
- 238000005342 ion exchange Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000005416 organic matter Substances 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims description 102
- 238000011001 backwashing Methods 0.000 claims description 101
- 150000002500 ions Chemical class 0.000 claims description 95
- 239000004576 sand Substances 0.000 claims description 62
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 59
- 229910052799 carbon Inorganic materials 0.000 claims description 59
- 150000001450 anions Chemical class 0.000 claims description 54
- 150000001768 cations Chemical class 0.000 claims description 47
- 238000011221 initial treatment Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 2
- 238000000746 purification Methods 0.000 abstract 2
- 230000003115 biocidal effect Effects 0.000 abstract 1
- 239000008367 deionised water Substances 0.000 abstract 1
- 229910021641 deionized water Inorganic materials 0.000 abstract 1
- 239000008233 hard water Substances 0.000 abstract 1
- 239000010842 industrial wastewater Substances 0.000 abstract 1
- 239000010970 precious metal Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 description 7
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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- 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
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/422—Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/427—Treatment of water, waste water, or sewage by ion-exchange using mixed beds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The invention provides an ion exchange water treatment device and an application method thereof, which have simple structure and convenient operation, the ion exchange water has wide application range, comprises an organic matter separator and is characterized in that: the device also comprises a raw water tank, a raw water pump, a filter, an intermediate water tank, an intermediate water pump, an ion exchanger and a final water tank; the device is mainly used for separation and purification, such as hard water softening and deionized water preparation, metal recovery in industrial wastewater, rare metal and precious metal separation, antibiotic separation and purification and the like.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a sewage treatment technology, in particular to an ion exchange water treatment device and an implementation method thereof.
[ background of the invention ]
In the industrial use process, the quality of circulating water is not satisfactory, substances such as scale which are difficult to treat can be tried in using equipment, the existing industrial circulating water generally takes raw water or softened water as feed water, the problems of scale generation and scale generation are various, and the problems are not easy to remove.
The prior commonly adopted method comprises the protection of instruments and the treatment of water quality, the protection of the instruments generally adopts an anode sacrificial method and a cathode protection method to protect industrial instruments, the method can only protect local areas, the protection effect is not ideal, the water quality is treated, the effect is good, the influence of factors such as dissolved oxygen, water scale, water slag, acid, alkali, salt, temperature and the like in water can be fundamentally solved, the corrosion is avoided, and the method cannot be widely used and has an unsatisfactory ion exchange water treatment effect in the current market physical washing mode or chemical washing mode.
[ summary of the invention ]
The invention provides an ion exchange water treatment device and an implementation method thereof, aiming at the problem of ion exchange water treatment.
An ion exchange water treatment apparatus characterized in that:
the device comprises a raw water tank, a raw water pump, a filter, an intermediate water tank, an intermediate water pump, an ion exchanger and a final water tank;
the outlet valve of the raw water tank is connected with the inlet valve of the raw water pump;
the raw water pump forward washing outlet valve is connected with a filter forward washing inlet valve, and the raw water pump backwashing outlet valve is connected with a filter backwashing inlet valve;
the water outlet of the filter is connected with an inlet valve of the middle water tank;
the outlet valve of the intermediate water tank is connected with the inlet valve of the intermediate water pump;
the outlet door of the intermediate water pump is connected with the inlet valve of the ion exchanger;
and the outlet valve of the ion exchanger is connected with the inlet valve of the final water tank.
And furthermore, the filter consists of a sand filter and a carbon filter, wherein a forward washing inlet valve of the sand filter is an inlet valve of the filter, a water outlet of the carbon filter is a water outlet of the filter, the water outlet of the sand filter is connected with the forward washing inlet valve and a backwashing inlet valve of the carbon filter, and a backwashing outlet valve of the raw water pump is connected with a backwashing water inlet valve of the sand filter.
Furthermore, an exhaust valve, a forward washing drainage valve and a back washing drainage valve are also arranged on the sand filter and the carbon filter.
The ion exchanger consists of a cation exchanger, an anion exchanger and a mixed ion exchanger, wherein a forward washing inlet valve of the cation exchanger is an inlet valve of the ion exchanger, an outlet valve of the mixed ion exchanger is an outlet valve of the ion exchanger, an outlet valve of the cation exchanger is connected with the forward washing inlet valve and a backwashing inlet valve of the anion exchanger, an outlet valve of the anion exchanger is connected with the forward washing inlet valve and the backwashing inlet valve of the mixed ion exchanger, and a backwashing outlet valve of the intermediate water pump is connected with a backwashing inlet valve of the cation exchanger.
Furthermore, an exhaust valve, a forward washing drainage valve and a backwashing drainage valve are arranged on the cation exchanger, the anion exchanger and the mixed ion exchanger;
and an organic matter separator is also arranged on a connecting pipeline of the raw water pump and the filter.
Further, the implementation method of the ion exchange water treatment device comprises the following steps:
1) operation of the filter
a) Sand filter forward washing
Opening an outlet valve of a raw water tank, an inlet valve of a raw water pump, a forward washing inlet valve of a sand filter and an exhaust valve, starting the raw water pump, opening an outlet valve of the raw water pump, performing primary treatment on water before entering the filter through an organic matter separator, treating organic matters, then entering the filter, adjusting the opening of a valve according to the flow until the sand filter is full of water, opening a forward washing drain valve of the sand filter, closing an exhaust valve of the sand filter, and starting forward washing;
b) sand filter and its operation
After the positive-washing drain door of the sand filter drains clear water, opening the positive-washing inlet valve and the exhaust valve of the carbon filter, and then opening the water outlet door of the sand filter and closing the positive-washing drain door of the sand filter;
c) carbon filter forward wash
After the carbon filter is full of water, opening a carbon filter forward washing drain door and closing a carbon filter exhaust door;
d) carbon filter commissioning
After the carbon filter forward washing drain door drains clear water, opening a carbon filter water outlet door, and closing the carbon filter forward drain door;
e) stopping the operation
Stopping the raw water pump, and resetting the valves of the sand filter and the carbon filter to a closed state
f) Filter backwashing
When the sand filter is backwashed, a sand filter backwashing water inlet valve and a sand filter backwashing water discharge valve are opened, a raw water pump backwashing water pump outlet valve is opened, raw water pump backwashing is started to backwash until the sand filter backwashing water discharge valve discharges clear water, the raw water pump is closed, and the sand filter equipment valve is reset to a closed state.
And when the carbon filter is backwashed, opening a carbon filter backwashing water inlet valve and a carbon filter backwashing water discharge valve, opening a raw water pump backwashing water pump outlet valve, starting the raw water pump backwashing to backwash until the carbon filter backwashing water discharge valve discharges clear water, closing the raw water pump, and resetting the carbon filter equipment valve to a closed state.
2) Operation of the ion exchanger
a) Positive ion processor positive washing
Opening an outlet valve of the intermediate water tank, opening a positive ion processor positive washing inlet valve and an exhaust valve, starting an intermediate water pump, opening a positive ion processor positive washing outlet valve, adjusting the opening according to the flow until the positive ion processor is full of water, opening a positive ion processor positive washing drainage door, and closing the exhaust valve of the positive ion processor;
b) and the cation processor is put into operation
After the forward washing drainage door drains clear, the forward washing is qualified, an inlet valve of the anion processor and an exhaust valve of the anion processor are opened, a water outlet door of the cation processor is opened, and the forward washing drainage door of the cation processor is closed;
c) anion processor forward washing
After the anion processor is full of water, opening a positive-washing drainage door of the anion processor, and closing an exhaust valve of the anion processor;
d) and putting the anion processor into operation
The water drainage of the forward washing drainage door is clear, the forward washing is qualified, an inlet valve of the mixed ion processor and an exhaust valve of the mixed ion processor are opened, an outlet door of the anion processor is opened, and the forward washing drainage door of the anion processor is closed;
e) mixed ion processor forward wash
After the mixed ion processor is full of water, opening a forward washing drain door of the mixed ion processor, and closing an exhaust valve of the mixed ion processor;
f) and putting the mixed ion processor into operation
The water discharged by the forward washing drainage door is clear, the forward washing is qualified, the water outlet door of the mixed ion processor is opened, and the forward washing drainage door of the mixed ion processor is closed;
g) stopping the operation
Stopping the intermediate water pump, and resetting the device valves of the cation processor, the anion processor and the mixed ion processor to a closed state;
h) ion processor backwash
When the cation processor is backwashed, opening a cation processor backwash water inlet valve and a cation processor backwash drain valve, opening an outlet valve of a backwash water pump of an intermediate water pump, starting the backwash of the intermediate water pump for backwashing until the discharge water of the backwash drain valve of the cation processor is clear, closing the intermediate water pump, and resetting an equipment valve of the cation processor to a closed state;
when the anion processor is used for backwashing, the anion processor backwashing water inlet valve and the anion processor backwashing water discharge valve are opened, the outlet valve of the intermediate water pump backwashing water pump is opened, the intermediate water pump backwashing is started for backwashing until the backwashing water discharge valve discharges clear water, the intermediate water pump is closed, and the anion processor equipment valve is reset to a closed state;
when the mixed ion processor is backwashed, a backwashing water inlet valve of the mixed ion processor and a backwashing water discharge valve of the mixed ion processor are opened, an outlet valve of a backwashing water pump of the intermediate water pump is opened, backwashing of the intermediate water pump is started to carry out backwashing until the water discharge valve of the backwashing water discharge valve is clear, the intermediate water pump is closed, and the equipment valve of the mixed ion processor is reset to a closed state.
Compared with the prior art, the invention adopts the filter and the ion processor to be matched for use, carries out double treatment on water to be treated, carries out first heavy treatment on the water by the sand filter and the carbon filter, filters large granular substances in the water, adsorbs harmful ingredients, and carries out ion exchange treatment on the water by the cation processor, the anion processor and the mixed ion processor, thereby having better and remarkable treatment effect and high treatment efficiency;
the ion exchange processor of the invention can also be added with an ion exchanger, such as ion exchange resin to separate liquid mixture containing electrolyte, the mass transfer (including external diffusion and internal diffusion) and chemical reaction (ion exchange reaction) between liquid and solid phases in the ion exchange process exchange ions, and the diffusion in the boundary water membrane, N, is carried out under the action of the exchangera+ migrating to the resin surface and reaching the resin surface through the boundary water film of the resin surface; diffusion in the crosslinking pores, Na+ ion exchange by migration to the exchange site within the crosslinked network, Na+ ion exchange with H + to exchange the diffusion of the cross-linked network pores, the exchanged H + in the resin pore channelsAnd the exchanged H + enters the aqueous solution through the boundary water film layer on the surface of the resin by diffusion in the diffusion boundary water film layer, so that the water to be treated is separated and purified, and the extracted treated water is thoroughly free of ionic impurities.
The invention adopts the cooperation of forward washing and back washing, and the treated water can thoroughly remove ionic impurities with good effect.
The invention mainly comprises a filter and an ion exchanger, can carry out physical treatment and chemical treatment, has very wide application in the field of water treatment, and can be used in combination, and the provided organic matter separator can treat water, thereby having low requirements on pretreatment of water and low equipment cost.
[ description of the drawings ]
FIG. 1 is a structural view of the present invention;
FIG. 2 is a view of the filter assembly of the present invention;
FIG. 3 is a composition diagram of an ion processor of the present invention;
FIG. 4 is a schematic flow diagram of the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An ion exchange water treatment device and an implementation method thereof comprise an organic matter separator 1, and further comprise a raw water tank 2, a raw water pump 3, a filter 4, an intermediate water tank 5, an intermediate water pump 6, an ion exchanger 7 and a final water tank 8;
an outlet valve of the raw water tank 2 is connected with an inlet valve of a raw water pump 3, a forward washing outlet valve of the raw water pump 3 is connected with a forward washing inlet valve of a filter 4, a backwashing outlet valve of the raw water pump 3 is connected with a backwashing inlet valve of the filter 4, a water outlet of the filter 4 is connected with an inlet valve of an intermediate water tank 5, an outlet valve of the intermediate water tank 5 is connected with an inlet valve of an intermediate water pump 6, an outlet valve of the intermediate water pump 6 is connected with an inlet valve of an ion exchanger 7, and an outlet valve of;
the filter consists of a sand filter 9 and a carbon filter 10, wherein a forward washing inlet valve of the sand filter 9 is an inlet valve of the filter 4, a water outlet of the carbon filter 10 is a water outlet of the filter 4, the water outlet of the sand filter 9 is connected with the forward washing inlet valve and a backwashing inlet valve of the carbon filter 10, a backwashing outlet valve of the raw water pump 3 is connected with a backwashing water inlet valve of the sand filter 9, and an exhaust valve, a forward washing drainage valve and a backwashing drainage valve are further arranged on the sand filter 9 and the carbon filter 10.
The ion exchanger 7 is composed of a cation exchanger 11, an anion exchanger 12 and a mixed ion exchanger 13, wherein a forward washing inlet valve of the cation exchanger 11 is an inlet valve of the ion exchanger 7, an outlet valve of the mixed ion exchanger 13 is an outlet valve of the ion exchanger 7, an outlet valve of the cation exchanger 11 is connected with a forward washing inlet valve and a backwashing inlet valve of the anion exchanger 12, an outlet valve of the anion exchanger 12 is connected with a forward washing inlet valve and a backwashing inlet valve of the mixed ion exchanger 13, and a backwashing outlet valve of the intermediate water pump 6 is connected with a backwashing water inlet valve of the cation exchanger 11. The cation exchanger 11, the anion exchanger 12 and the mixed ion exchanger 13 are all provided with an exhaust valve, a forward washing drain valve and a back washing drain valve.
The implementation process of the ion exchange water treatment device of the organic matter separator 1 is arranged on a pipeline connecting the raw water pump 3 and the filter 4, and comprises the following steps:
1) operation of the filter
a) Sand filter forward washing
Opening an outlet valve of a raw water tank 2, an inlet valve of a raw water pump 3, a forward washing inlet valve of a sand filter 9 and an exhaust valve of the sand filter 9 completely, starting the raw water pump 3, opening the outlet valve of the raw water pump 3, performing primary treatment on water before entering a filter 4 through an organic matter separator 1, treating organic matters, then entering the filter 4, adjusting the opening of a valve according to the flow until the sand filter 9 is full of water, opening a forward washing drain valve of the sand filter 9, closing the exhaust valve of the sand filter 9, and starting forward washing;
b) sand filter and its operation
After the positive-washing drain door of the sand filter 9 drains water clearly, the positive-washing inlet valve of the carbon filter 10 and the exhaust valve of the carbon filter 10 are opened, and then the water outlet door of the sand filter 9 is opened and the positive-washing drain door of the sand filter 9 is closed;
c) carbon filter forward wash
After the carbon filter 10 is full of water, opening the carbon filter 10 to wash the drain door and closing the carbon filter 10 exhaust valve;
d) carbon filter commissioning
After the carbon filter 10 is cleaned and the water drained from the water draining door is clear, the water draining door of the carbon filter 10 is opened, and the water draining door of the carbon filter 10 is closed;
e) stopping the operation
The raw water pump 3 is stopped, and the valves of the sand filter 9 and the carbon filter 10 are reset to be in a closed state
f) Filter backwashing
When the sand filter 9 is backwashed, the sand filter 9 is opened to backwash the water inlet valve and the sand filter 9 to backwash the water discharge valve, the raw water pump 3 backwash water pump outlet valve is opened, the raw water pump 3 is started to backwash until the sand filter 9 backwash water discharge valve is clear, the raw water pump is closed, and the sand filter 9 equipment valve is reset to a closed state.
When the carbon filter 10 is backwashed, a carbon filter 10 backwashing water inlet valve and a carbon filter 10 backwashing water discharge valve are opened, a raw water pump 3 backwashing water pump outlet valve is opened, the raw water pump 3 backwashing is started to backwash until the carbon filter 10 backwashing water discharge valve discharges clear water, the raw water pump 3 is closed, and a carbon filter 10 equipment valve is reset to a closed state.
2) Operation of the ion exchanger
a) Positive ion processor positive washing
Fully opening an outlet valve of the intermediate water tank 5, opening a forward washing inlet valve and an exhaust valve of the cation processor 11, starting the intermediate water pump 6, opening the forward washing outlet valve of the intermediate water pump 6, adjusting the opening according to the flow until the cation processor 11 is full of water, opening a forward washing drain valve of the cation processor 11, and closing the exhaust valve of the cation processor 11;
b) and the cation processor is put into operation
The water drainage of the forward washing drainage door is clear, the forward washing is qualified, an inlet valve of the anion processor 11 and an exhaust valve of the anion processor 12 are opened, a water outlet door of the cation processor 11 is opened, and the forward washing drainage door of the cation processor 11 is closed;
c) anion processor forward washing
After the anion processor 12 is full of water, the anion processor 12 is opened to positively wash the drain door, and the anion processor exhaust valve is closed;
d) and putting the anion processor into operation
The water drainage of the forward washing drainage door is clear, the forward washing is qualified, an inlet valve of the mixed ion processor 13 and an exhaust valve of the mixed ion processor 13 are opened, a water outlet door of the anion processor 12 is opened, and the forward washing drainage door of the anion processor 12 is closed;
e) mixed ion processor forward wash
After the mixed ion processor 13 is full of water, opening a forward washing drain door of the mixed ion processor 13, and closing an exhaust valve of the mixed ion processor 13;
f) and putting the mixed ion processor into operation
The forward washing drainage door drains clear water, the forward washing is qualified, the water outlet door of the mixed ion processor 13 is opened, and the forward washing drainage door of the mixed ion processor 13 is closed;
g) stopping the operation
Stopping the intermediate water pump 6, and resetting the equipment valves of the cation treater 11, the anion treater 12 and the mixed ion treater 13 to a closed state;
h) ion processor backwash
When the cation processor 11 is backwashed, the cation processor 11 is started to backwash the water inlet valve and the cation processor 11 backwash the drain valve, the outlet valve of the backwash water pump of the intermediate water pump 6 is opened, the backwash of the intermediate water pump 6 is started until the cation processor 11 backwash the drain valve drains off water clearly, the intermediate water pump 6 is closed, and the equipment valve of the cation processor 11 is reset to a closed state.
When the anion processor 12 is backwashed, a backwashing water inlet valve and a backwashing water discharge valve are opened, an outlet valve of a backwashing water pump of the intermediate water pump 6 is opened, backwashing is carried out by starting the intermediate water pump 6 until the backwashing water discharge valve of the anion processor 12 is clear, the intermediate water pump 6 is closed, and the equipment valve of the anion processor 12 is reset to a closed state.
When the mixed ion processor 13 is backwashed, a backwashing water inlet valve and a backwashing water discharge valve are opened, an outlet valve of a backwashing water pump of the intermediate water pump 6 is opened, backwashing of the intermediate water pump 6 is started for backwashing until the backwashing water discharge valve of the mixed ion processor 13 discharges clear water, the intermediate water pump 6 is closed, and an equipment valve of the mixed ion processor 13 is reset to a closed state.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereby; except where expressly specified in the detailed description, all equivalent variations in form, construction and principle of the invention are intended to be covered by the scope of protection of this patent.
Claims (7)
1. An ion exchange water treatment device, comprising an organic matter separator, characterized in that:
the device also comprises a raw water tank, a raw water pump, a filter, an intermediate water tank, an intermediate water pump, an ion exchanger and a final water tank;
the outlet valve of the raw water tank is connected with the inlet valve of the raw water pump;
the raw water pump forward washing outlet valve is connected with a filter forward washing inlet valve, and the raw water pump backwashing outlet valve is connected with a filter backwashing inlet valve;
the water outlet of the filter is connected with an inlet valve of the middle water tank;
the outlet valve of the intermediate water tank is connected with the inlet valve of the intermediate water pump;
the outlet door of the intermediate water pump is connected with the inlet valve of the ion exchanger;
the outlet valve of the ion exchanger is connected with the inlet valve of the final water tank;
the connecting methods are all pipeline connection.
2. An ion exchange water treatment apparatus according to claim 1, characterized in that: the filter consists of a sand filter and a carbon filter, wherein a forward washing inlet valve of the sand filter is an inlet valve of the filter, a water outlet of the carbon filter is a water outlet of the filter, the water outlet of the sand filter is connected with the forward washing inlet valve and a backwashing inlet valve of the carbon filter, and a backwashing outlet valve of the raw water pump is connected with a backwashing water inlet valve of the sand filter.
3. An ion exchange water treatment apparatus according to claim 2, characterized in that: and the sand filter and the carbon filter are also provided with an exhaust valve, a forward washing drainage valve and a back washing drainage valve.
4. An ion exchange water treatment apparatus according to claim 1, characterized in that: the ion exchanger consists of a cation exchanger, an anion exchanger and a mixed ion exchanger, wherein a forward washing inlet valve of the cation exchanger is an inlet valve of the ion exchanger, an outlet valve of the mixed ion exchanger is an outlet valve of the ion exchanger, an outlet valve of the cation exchanger is connected with the forward washing inlet valve and a backwashing inlet valve of the anion exchanger, an outlet valve of the anion exchanger is connected with the forward washing inlet valve and the backwashing inlet valve of the mixed ion exchanger, and a backwashing outlet valve of the intermediate water pump is connected with a backwashing water inlet valve of the cation exchanger.
5. An ion exchange water treatment apparatus according to claim 4, characterized in that: and the cation exchanger, the anion exchanger and the mixed ion exchanger are all provided with an exhaust valve, a forward washing drainage valve and a backwashing drainage valve.
6. An ion exchange water treatment apparatus according to claim 1, characterized in that: and an organic matter separator is also arranged on a connecting pipeline of the raw water pump and the filter.
7. The method of claim 1 for carrying out the ion exchange water treatment apparatus, comprising the steps of:
1) operation of the filter
a) Sand filter forward washing
Opening an outlet valve of a raw water tank, an inlet valve of a raw water pump, a forward washing inlet valve of a sand filter and an exhaust valve, starting the raw water pump, opening an outlet valve of the raw water pump, performing primary treatment on water before entering the filter through an organic matter separator, treating organic matters, then entering the filter, adjusting the opening of a valve according to the flow until the sand filter is full of water, opening a forward washing drain valve of the sand filter, closing an exhaust valve of the sand filter, and starting forward washing;
b) sand filter and its operation
After the positive-washing drain door of the sand filter drains clear water, opening the positive-washing inlet valve and the exhaust valve of the carbon filter, and then opening the water outlet door of the sand filter and closing the positive-washing drain door of the sand filter;
c) carbon filter forward wash
After the carbon filter is full of water, opening a carbon filter forward washing drain door and closing a carbon filter exhaust door;
d) carbon filter commissioning
After the carbon filter forward washing drain door drains clear water, opening a carbon filter water outlet door, and closing the carbon filter forward drain door;
e) stopping the operation
Stopping the raw water pump, and resetting the valves of the sand filter and the carbon filter to a closed state
f) Filter backwashing
When the sand filter is backwashed, a sand filter backwashing water inlet valve and a sand filter backwashing water discharge valve are opened, a raw water pump backwashing water pump outlet valve is opened, raw water pump backwashing is started to backwash until the sand filter backwashing water discharge valve discharges clear water, the raw water pump is closed, and the sand filter equipment valve is reset to a closed state.
And when the carbon filter is backwashed, opening a carbon filter backwashing water inlet valve and a carbon filter backwashing water discharge valve, opening a raw water pump backwashing water pump outlet valve, starting the raw water pump backwashing to backwash until the carbon filter backwashing water discharge valve discharges clear water, closing the raw water pump, and resetting the carbon filter equipment valve to a closed state.
2) Operation of the ion exchanger
a) Positive ion processor positive washing
Opening an outlet valve of the intermediate water tank, opening a positive ion processor positive washing inlet valve and an exhaust valve, starting an intermediate water pump, opening a positive ion processor positive washing outlet valve, adjusting the opening according to the flow until the positive ion processor is full of water, opening a positive ion processor positive washing drainage door, and closing the exhaust valve of the positive ion processor;
b) and the cation processor is put into operation
After the forward washing drainage door drains clear, the forward washing is qualified, an inlet valve of the anion processor and an exhaust valve of the anion processor are opened, a water outlet door of the cation processor is opened, and the forward washing drainage door of the cation processor is closed;
c) anion processor forward washing
After the anion processor is full of water, opening a positive-washing drainage door of the anion processor, and closing an exhaust valve of the anion processor;
d) and putting the anion processor into operation
The water drainage of the forward washing drainage door is clear, the forward washing is qualified, an inlet valve of the mixed ion processor and an exhaust valve of the mixed ion processor are opened, an outlet door of the anion processor is opened, and the forward washing drainage door of the anion processor is closed;
e) mixed ion processor forward wash
After the mixed ion processor is full of water, opening a forward washing drain door of the mixed ion processor, and closing an exhaust valve of the mixed ion processor;
f) and putting the mixed ion processor into operation
The water discharged by the forward washing drainage door is clear, the forward washing is qualified, the water outlet door of the mixed ion processor is opened, and the forward washing drainage door of the mixed ion processor is closed;
g) stopping the operation
Stopping the intermediate water pump, and resetting the device valves of the cation processor, the anion processor and the mixed ion processor to a closed state;
h) ion processor backwash
When the cation processor is backwashed, opening a cation processor backwash water inlet valve and a cation processor backwash drain valve, opening an outlet valve of a backwash water pump of an intermediate water pump, starting the backwash of the intermediate water pump for backwashing until the discharge water of the backwash drain valve of the cation processor is clear, closing the intermediate water pump, and resetting an equipment valve of the cation processor to a closed state;
when the anion processor is used for backwashing, the anion processor backwashing water inlet valve and the anion processor backwashing water discharge valve are opened, the outlet valve of the intermediate water pump backwashing water pump is opened, the intermediate water pump backwashing is started for backwashing until the backwashing water discharge valve discharges clear water, the intermediate water pump is closed, and the anion processor equipment valve is reset to a closed state;
when the mixed ion processor is backwashed, a backwashing water inlet valve of the mixed ion processor and a backwashing water discharge valve of the mixed ion processor are opened, an outlet valve of a backwashing water pump of the intermediate water pump is opened, backwashing of the intermediate water pump is started to carry out backwashing until the water discharge valve of the backwashing water discharge valve is clear, the intermediate water pump is closed, and the equipment valve of the mixed ion processor is reset to a closed state.
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