CN114684891A - Anion-cation exchanger - Google Patents
Anion-cation exchanger Download PDFInfo
- Publication number
- CN114684891A CN114684891A CN202011576763.2A CN202011576763A CN114684891A CN 114684891 A CN114684891 A CN 114684891A CN 202011576763 A CN202011576763 A CN 202011576763A CN 114684891 A CN114684891 A CN 114684891A
- Authority
- CN
- China
- Prior art keywords
- anion
- cylinder body
- cation
- bed
- orifice plate
- 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.)
- Pending
Links
- 239000011347 resin Substances 0.000 claims abstract description 44
- 229920005989 resin Polymers 0.000 claims abstract description 44
- 150000001450 anions Chemical class 0.000 claims abstract description 40
- 150000001768 cations Chemical class 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000011521 glass Substances 0.000 claims description 6
- 238000005349 anion exchange Methods 0.000 claims 1
- 230000008929 regeneration Effects 0.000 abstract description 5
- 238000011069 regeneration method Methods 0.000 abstract description 5
- 239000012492 regenerant Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000011148 porous material Substances 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Images
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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
- 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
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)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The invention relates to an anion-cation exchanger, which comprises a cylinder body, wherein a water outlet is formed at the bottom of the cylinder body, a water inlet and an exhaust port are formed at the top of the cylinder body, an upper orifice plate, a middle orifice plate and a lower orifice plate are fixedly arranged in the cylinder body at intervals, a cation bed is enclosed among the upper orifice plate, the middle orifice plate and the cylinder body, an anion bed is enclosed among the middle orifice plate, the lower orifice plate and the cylinder body, cation resin is filled in the cation bed, a cation resin inlet is formed at the upper part of the cylinder body corresponding to the cation bed, a cation resin outlet is formed at the lower part of the cylinder body corresponding to the cation bed, anion resin is filled in the anion bed, an anion resin inlet is formed at the upper part of the cylinder body corresponding to the anion bed, and an anion resin outlet is formed at the lower part of the cylinder body corresponding to the anion bed. The anion resin and the cation resin are separated by the intermediate pore plate, and can be directly discharged from the resin outlet when the regenerant is regenerated, so that the anion resin and the cation resin are prevented from being mixed, and the regeneration effect of the resin is ensured.
Description
Technical Field
The invention belongs to the technical field of water treatment, relates to ion exchanger equipment, and particularly relates to an anion-cation exchanger.
Background
The ion exchanger is used for preparing pure water and high-purity water, is mainly used for softening hard water and preparing deionized water, and has wide application in a plurality of industrial fields such as medicine, chemical engineering, electronics, coating, beverage, medium-high pressure boiler feed water and the like. The commonly used ion exchanger comprises a sodium ion exchanger, an anion-cation bed and a mixed bed, and the commonly used ion exchanger is an anion-cation exchanger. The anion-cation exchanger is prepared by filling anion-cation exchange resin into the same ion exchanger according to a certain mixing ratio. The regenerator of the exchanger has large consumption, and because acid and alkali are needed to enter the mixed bed for regeneration, the regenerated water is easy to pollute purified water, and the water quality is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the anion-cation exchanger which has good regeneration effect and prevents the regenerant from polluting water quality.
The technical scheme adopted by the invention for solving the technical problem is as follows:
an anion-cation exchanger comprises a cylinder body, wherein a water outlet is formed in the bottom of the cylinder body, a water inlet and an exhaust port are formed in the top of the cylinder body, an upper orifice plate, a middle orifice plate and a lower orifice plate are fixedly arranged in the cylinder body at intervals, a cation bed is formed among the upper orifice plate, the middle orifice plate and the cylinder body, an anion bed is formed among the middle orifice plate, the lower orifice plate and the cylinder body, cation resin is filled in the cation bed, a cation resin inlet is formed in the upper part of the cylinder body corresponding to the cation bed, a cation resin outlet is formed in the lower part of the cylinder body corresponding to the cation bed, anion resin is filled in the anion bed, an anion resin inlet is formed in the upper part of the cylinder body corresponding to the anion bed, and an anion resin outlet is formed in the lower part of the cylinder body corresponding to the anion bed.
And the side walls of the cylinder bodies corresponding to the cation bed and the anion bed are respectively provided with a sight glass.
And, a plurality of manholes are arranged on the cylinder body at intervals.
And two lifting lugs are arranged on the top surface of the barrel in a mirror symmetry mode.
And three support legs are radially and symmetrically fixed at the bottom of the cylinder body.
And, water caps are installed on the plates of the upper, middle and lower orifice plates.
The invention has the advantages and positive effects that:
1. the invention has simple structure, can improve the running flow rate, shorten the required shutdown time of the equipment and improve the efficiency.
2. The invention makes the device compact and reduces the occupied area by exchanging and regenerating in different devices.
3. The invention can share one regenerator by a plurality of anions and cations, which is beneficial to improving the regeneration efficiency and preventing the regenerant from entering water to pollute the water quality.
4. The anion resin and the cation resin are separated by the intermediate pore plate, and can be directly discharged from the resin outlet when the regenerant is regenerated, so that the anion resin and the cation resin are prevented from being mixed, and the regeneration effect of the resin is ensured.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a block diagram of an orifice plate.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative only and not limiting, and the scope of the present invention is not limited thereby.
An anion-cation exchanger comprises a cylinder body 7, a water inlet 3, a water outlet 10, an exhaust port 2, an upper orifice plate 5, a middle orifice plate 16 and a lower orifice plate 18, a water outlet is arranged at the bottom of the cylinder, a water inlet and an exhaust port are arranged at the top of the cylinder, an upper orifice plate, a middle orifice plate and a lower orifice plate are fixedly arranged in the cylinder at intervals, a cation bed 13 is enclosed among the upper orifice plate, the middle orifice plate and the cylinder, an anion bed 9 is enclosed among the middle orifice plate, the lower orifice plate and the cylinder, cation resin is filled in the cation bed, a cation resin inlet 12 is arranged at the upper part of the cylinder body corresponding to the cation bed, a cation resin outlet 14 is arranged at the lower part of the cylinder body corresponding to the cation bed, anion resin is filled in the anion bed, an anion resin inlet 15 is formed at the upper part of the cylinder body corresponding to the anion bed, and an anion resin outlet 17 is formed at the lower part of the cylinder body corresponding to the anion bed.
The side wall of the cation bed is provided with a first sight glass 6, and the side wall of the anion bed is provided with a second sight glass 8.
A plurality of manholes 4 are arranged on the cylinder body at intervals. And two lifting lugs 1 are arranged on the top surface of the barrel in a mirror symmetry mode. Three supporting legs 11 are radially and symmetrically fixed at the bottom of the cylinder body.
When the device is used, the cation resin enters from the cation resin inlet, the anion resin enters from the anion resin inlet, whether the two beds are filled or not is observed through the first sight glass and the second sight glass, raw water enters from the water inlet, purified water is discharged from the water outlet, when the adsorption capacity of the two beds is insufficient, the cation resin is discharged from the cation resin outlet, and the anion resin is discharged from the anion resin outlet and circulates in sequence. When the maintenance is needed, the manhole is opened.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept, and these changes and modifications are all within the scope of the present invention.
Claims (6)
1. An anion-cation exchanger, characterized in that: the anion exchange device comprises a cylinder body, wherein a water outlet is formed in the bottom of the cylinder body, a water inlet and an exhaust port are formed in the top of the cylinder body, an upper orifice plate, a middle orifice plate and a lower orifice plate are fixedly installed in the cylinder body at intervals, a cation bed is enclosed among the upper orifice plate, the middle orifice plate and the cylinder body, an anion bed is enclosed among the middle orifice plate, the lower orifice plate and the cylinder body, cation resin is filled in the cation bed, a cation resin inlet is formed in the upper portion of the cylinder body corresponding to the cation bed, a cation resin outlet is formed in the lower portion of the cylinder body corresponding to the cation bed, anion resin is filled in the anion bed, an anion resin inlet is formed in the upper portion of the cylinder body corresponding to the anion bed, and an anion resin outlet is formed in the lower portion of the cylinder body corresponding to the anion bed.
2. The anion-cation exchanger according to claim 1, wherein: and the side walls of the cylinder bodies corresponding to the cation bed and the anion bed are respectively provided with a sight glass.
3. The anion-cation exchanger according to claim 1, wherein: a plurality of manholes are arranged on the cylinder body at intervals.
4. The anion-cation exchanger according to claim 1, wherein: two lifting lugs are arranged on the top surface of the barrel body in a mirror symmetry mode.
5. The anion-cation exchanger according to claim 1, wherein: three support legs are radially and symmetrically fixed at the bottom of the cylinder body.
6. The anion-cation exchanger according to claim 1, wherein: and water caps are arranged on the plates of the upper orifice plate, the middle orifice plate and the lower orifice plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011576763.2A CN114684891A (en) | 2020-12-28 | 2020-12-28 | Anion-cation exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011576763.2A CN114684891A (en) | 2020-12-28 | 2020-12-28 | Anion-cation exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114684891A true CN114684891A (en) | 2022-07-01 |
Family
ID=82130315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011576763.2A Pending CN114684891A (en) | 2020-12-28 | 2020-12-28 | Anion-cation exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114684891A (en) |
-
2020
- 2020-12-28 CN CN202011576763.2A patent/CN114684891A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220701 |