CN202876837U - Ion exchange resin counter-flow regenerating device - Google Patents
Ion exchange resin counter-flow regenerating device Download PDFInfo
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- CN202876837U CN202876837U CN201220547392XU CN201220547392U CN202876837U CN 202876837 U CN202876837 U CN 202876837U CN 201220547392X U CN201220547392X U CN 201220547392XU CN 201220547392 U CN201220547392 U CN 201220547392U CN 202876837 U CN202876837 U CN 202876837U
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Abstract
The utility model relates to the technical field of clean water treatment, and in particular relates to an ion exchange resin counter-flow regenerating device, and the device comprises a water supply pump, a positive resin regeneration tank, a negative resin regeneration tank and a pipeline and a valve group, wherein a water outlet of the water supply pump is respectively connected with a water inlet at the upper part of the positive resin regeneration tank, a water inlet at the bottom of the positive resin regeneration tank and a water inlet at the bottom of the negative resin regeneration tank by pipelines; the bottom of the positive resin regeneration tank is connected with the water inlet at the upper part of the negative resin regeneration tank by the pipeline; the bottoms of the positive resin regeneration tank and the negative resin regeneration tank are respectively connected with Venturi tubes by the pipelines; and the Venturi tubes are respectively connected with an acidic regenerating agent storage tank and an alkali regenerating agent storage tank by the pipelines. The ion exchange resin counter-flow regenerating device disclosed by the utility model can realize counter-flow regeneration of the positive and negative ion exchange resin simultaneously, thus not only achieving high regeneration degree of the ion exchange resin but also saving the regeneration time, increasing the regeneration efficiency and contributing to reduction of the regeneration cost.
Description
Technical field
The utility model relates to the clean water treatment technical field, relates in particular to a kind of ion exchange resin counter-current regeneration device.
Background technology
Often absorb cation in the water by cationic ion-exchange resin in the clean water treatment technical field, by the anion in the anion exchange resin absorption water, and then water is carried out sublimate process, but along with the prolongation of time and the increase of access times, after the absorption of positive and negative ion exchange resin is saturated, just lost the ability that continues adion, must utilize this moment regenerated liquid to the positive and negative ion exchange resin regenerate process after, could recover its adsorption capacity.
When the positive and negative ion exchange resin is regenerated processing, because comparing the method for co-current regeneration, the counter-current regeneration method has the advantages such as the regeneration quality is high, favorable regeneration effect, become renovation process commonly used, but existing counter-current regeneration device structure is complicated, recovery time is longer, regeneration efficiency is low, and cost is high.
Summary of the invention
The purpose of this utility model provides a kind of ion exchange resin counter-current regeneration device, and it is not only simple in structure, and the positive and negative ion exchange resin of can regenerating simultaneously, is conducive to save the recovery time, reduces regeneration cost.
The utility model is achieved through the following technical solutions.
A kind of ion exchange resin counter-current regeneration device, comprise supply-water pump, sun resin regeneration tank, the negative resin regenerating tank, the acidic regenerative reagent storage tank, alkali reclaim agent storage tank and pipeline and valve sets, described valve sets comprises valve C1, valve C2, valve C3, valve A2, valve A3, the delivery port of described supply-water pump is by being connected with the water inlet on the top of positive resin regeneration tank behind the pipeline series connected valve C1, the bottom of described positive resin regeneration tank is connected by the water inlet of pipeline with the top of negative resin regenerating tank, the delivery port of described supply-water pump is also by valve C2, valve A2 respectively with the water inlet of the bottom of positive resin regeneration tank, the water inlet of the bottom of negative resin regenerating tank connects, be connected with the first Venturi tube between described valve C2 and the positive resin regeneration tank, described the first Venturi tube is connected with the acidic regenerative reagent storage tank by pipeline; Be connected with the second Venturi tube between described valve A2 and the negative resin regenerating tank, described the second Venturi tube is connected with alkali reclaim agent storage tank by pipeline; The delivery port at the middle part of described positive resin regeneration tank is connected with valve C3 by pipeline, the delivery port at the middle part of described negative resin regenerating tank is connected with valve A3 by pipeline, and described valve C3, A3 are respectively applied to the regenerated liquid in positive resin regeneration tank, the negative resin regenerating tank is discharged.
Wherein, be provided with valve C4 between described acidic regenerative reagent storage tank and the first Venturi tube, be provided with valve A4 between described alkali reclaim agent storage tank and the second Venturi tube.
Wherein, between described valve C4 and the first Venturi tube, be respectively arranged with check-valves between described valve A4 and the second Venturi tube.
Wherein, between described valve C4 and the first Venturi tube, be respectively arranged with flowmeter between described valve A4 and the second Venturi tube.
Wherein, described positive resin regeneration tank, negative resin regenerating tank inside are provided with middle part water-locator and lower water-dispensing device respectively, described middle part water-locator lays respectively at the top of positive resin bed, the top of negative resin bed, and described lower water-dispensing device lays respectively at the bottom of positive resin bed, the bottom of negative resin bed.
Wherein, the delivery port of described supply-water pump also is connected with the water inlet on the top of positive resin regeneration tank by pipeline, valve C6, and the bottom of described positive resin regeneration tank is connected with the water inlet on the top of negative resin regenerating tank by pipeline, valve A6; The bottom of the bottom of described positive resin regeneration tank, negative resin regenerating tank is connected with valve C5, A5 by pipeline respectively.
The beneficial effects of the utility model are: ion exchange resin counter-current regeneration device of the present utility model advances regenerative agent by the bottom of positive resin regeneration tank, negative resin regenerating tank to be realized simultaneously cationic, anionic exchange resin being carried out counter-current regeneration, the service efficiency of regenerative agent is high, save the consumption of HCl and NaOH, reduce the discharging of acid-base waste fluid, be conducive to the protection of environment; The ion exchange resin regeneration degree is high, utilizes the water electric conductivity of the ion exchange resin treatment after regenerating to reach 0.5uS/cm; Save the recovery time, improve regeneration efficiency, be conducive to reduce regeneration cost.
Description of drawings
Fig. 1 is the structural representation of ion exchange resin counter-current regeneration device of the present utility model.
Reference numeral comprises:
1-supply-water pump; 2-positive resin regeneration tank; 3-negative resin regenerating tank; The 41-the first Venturi tube; The 42-the second Venturi tube; 51-acidic regenerative reagent storage tank; 52-alkali reclaim agent storage tank;
6-check-valves; 7-flowmeter; 8-middle part water-locator; 9-lower water-dispensing device; 10-positive resin bed; 11-negative resin bed.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Referring to Fig. 1, a kind of ion exchange resin counter-current regeneration device, supply-water pump 1, sun resin regeneration tank 2, negative resin regenerating tank 3, acidic regenerative reagent storage tank 51, alkali reclaim agent storage tank 52 and pipeline and valve sets, described valve sets comprises valve C1, valve C2, valve C3, valve A2, valve A3, the delivery port of described supply-water pump 1 is by being connected with the water inlet on the top of positive resin regeneration tank 2 behind the pipeline series connected valve C1, the bottom of described positive resin regeneration tank 2 is connected by the water inlet of pipeline with the top of negative resin regenerating tank 3, the delivery port of described supply-water pump 1 is also by valve C2, valve A2 respectively with the water inlet of the bottom of positive resin regeneration tank 2, the water inlet of the bottom of negative resin regenerating tank 3 connects, be connected with the first Venturi tube 41 between described valve C2 and the positive resin regeneration tank 2, described the first Venturi tube 41 is connected with acidic regenerative reagent storage tank 51 by pipeline; Be connected with the second Venturi tube 42 between described valve A2 and the negative resin regenerating tank 3, described the second Venturi tube 42 is connected with alkali reclaim agent storage tank 3 by pipeline; The delivery port at the middle part of described positive resin regeneration tank 2 is connected with valve C3 by pipeline, and the delivery port at the middle part of described negative resin regenerating tank 3 is connected with valve A3 by pipeline.
Ion exchange resin counter-current regeneration device of the present utility model advances regenerative agent by the bottom of positive resin regeneration tank 2, negative resin regenerating tank 3 to be realized simultaneously cationic, anionic exchange resin being carried out counter-current regeneration, the service efficiency of regenerative agent is high, save the consumption of HCl and NaOH, reduce the discharging of acid-base waste fluid, be conducive to the protection of environment; The regeneration of ion-exchange resin degree is high, utilizes the water electric conductivity of the ion exchange resin treatment after regenerating to reach 0.5uS/cm; Save the recovery time, improve regeneration efficiency, be conducive to reduce regeneration cost.
Wherein, be provided with valve C4 between described acidic regenerative reagent storage tank 51 and the first Venturi tube 41, be provided with valve A4 between described alkali reclaim agent storage tank 52 and the second Venturi tube 42, valve C4, A4 regulate the flow of acidic regenerative reagent HCl and alkali reclaim agent NaOH respectively, and the concentration that flows into the regenerative agent in positive resin regeneration tank 2, the negative resin regenerating tank 3 is regulated.
Further, between described valve C4 and the first Venturi tube 41, be respectively arranged with check-valves 6 between described valve A4 and the second Venturi tube 42, check-valves 6 can prevent that the liquid in the pipeline from flowing backwards, and the regenerative agent of acidic regenerative reagent storage tank 51, alkali reclaim agent storage tank 52 inside is polluted.
Further, between described valve C4 and the first Venturi tube 41, be respectively arranged with flowmeter 7 between described valve A4 and the second Venturi tube 42, by the flow of flowmeter 7 monitoring regenerative agents, realize the accurate control to the counter-current regeneration operation.
Wherein, described positive resin regeneration tank 2, negative resin regenerating tank 3 inside are provided with middle part water-locator 8 and lower water-dispensing device 9 respectively, described middle part water-locator 8 lays respectively at the top of positive resin bed 10, the top of negative resin bed 11, described lower water-dispensing device 9 lays respectively at the bottom of positive resin bed 10, the bottom of negative resin bed 11, middle part water-locator 8 and lower water-dispensing device 9 can improve all very each distributions of current and regenerative agent greatly, improve utilization ratio and the regeneration quality of regenerative agent.
Wherein, the delivery port of described supply-water pump 1 also is connected with the water inlet on the top of positive resin regeneration tank 2 by valve C6, and the bottom of described positive resin regeneration tank 2 is connected with the water inlet on the top of negative resin regenerating tank 3 by valve A6; The bottom of described positive resin regeneration tank 2, negative resin regenerating tank 3 is connected with discharge line by valve C5, A5 respectively.The utility model can provide larger current by valve C6, A6, and positive resin bed 10, negative resin bed 11 are carried out Rapid Cleaning, residual cleaning fluid is thoroughly cleaned up and drains by valve C5, A5.
Operation principle of the present utility model is as follows:
1, advances regenerative agent: open valve C2, the C3, the C4 that are connected with positive resin regeneration tank 2, open valve A2, the A3, the A4 that are connected with negative resin regenerating tank 3, other valve closings, be divided into two-way by supply-water pump 1 water supply, lead up to behind the valve C2, pass that the first Venturi tube 41 produces vacuum and be 30% HCl from acidic regenerative reagent storage tank 51 inspiration concentration, regulate the flow of HCl by valve C4 so that HCl mixes with water after formation concentration be that 2～3% acidic regenerative reagent is from the bottom injection of positive resin regeneration tank 2; Another road is by behind the valve A2, pass that the second Venturi tube 42 produces vacuum and be 30% NaOH from alkali reclaim agent storage tank 52 inspiration concentration, regulate the flow of NaOH by valve A4 so that NaOH mixes with water after formation concentration be that 2～3% alkali reclaim agent is from the bottom injection of negative resin regenerating tank 3; The time of advancing regenerative agent is 20 minutes.
2, displacement: open the valve C2, the C3 that are connected with positive resin regeneration tank 2, open the valve A2, the A3 that are connected with negative resin regenerating tank 3, other valve closings, inject from the bottom of positive resin regeneration tank 2, negative resin regenerating tank 3 respectively by supply-water pump 1 water supply, water flow through respectively from the bottom up positive resin bed 10, negative resin bed 11, regenerative agent respectively with resin cation, resin anion (R.A.) generation displacement reaction, the reaction time is 30 minutes.
3, express: open the valve C5, the C6 that are connected with positive resin regeneration tank 2, open the valve A5, the A6 that are connected with negative resin regenerating tank 3, other valve closings, inject from the top of positive resin regeneration tank 2, negative resin regenerating tank 3 respectively by supply-water pump 1 water supply, water flow through respectively from top to bottom positive resin bed 10, negative resin bed 11, utilize clear water that residual regenerated liquid is washed away, washing time is 40 minutes.
4, normal operation: open valve A1, C1, A8, other valve closings, supply water by the top injection of valve C1 from positive resin regeneration tank 2 by supply-water pump 1, flow out from the bottom of positive resin regeneration tank 2 after passing positive resin bed 10, inject from the top of negative resin regenerating tank 3 by valve A1 again, flow out from the bottom of negative resin regenerating tank 3 after passing negative resin bed 11, discharge by valve A8, finish the purifying of water.
Should be noted that at last; above embodiment is only in order to illustrate the technical solution of the utility model; but not to the restriction of the utility model protection domain; although with reference to preferred embodiment the utility model has been done to explain; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from essence and the scope of technical solutions of the utility model.
Claims (6)
1. ion exchange resin counter-current regeneration device, comprise supply-water pump, sun resin regeneration tank, the negative resin regenerating tank, the acidic regenerative reagent storage tank, alkali reclaim agent storage tank and pipeline and valve sets, described valve sets comprises valve C1, valve C2, valve C3, valve A2, valve A3, the delivery port of described supply-water pump is by being connected with the water inlet on the top of positive resin regeneration tank behind the pipeline series connected valve C1, the bottom of described positive resin regeneration tank is connected by the water inlet of pipeline with the top of negative resin regenerating tank, it is characterized in that, the delivery port of described supply-water pump is also by valve C2, valve A2 respectively with the water inlet of the bottom of positive resin regeneration tank, the water inlet of the bottom of negative resin regenerating tank connects, be connected with the first Venturi tube between described valve C2 and the positive resin regeneration tank, described the first Venturi tube is connected with the acidic regenerative reagent storage tank by pipeline; Be connected with the second Venturi tube between described valve A2 and the negative resin regenerating tank, described the second Venturi tube is connected with alkali reclaim agent storage tank by pipeline; The delivery port at the middle part of described positive resin regeneration tank is connected with valve C3 by pipeline, and the delivery port at the middle part of described negative resin regenerating tank is connected with valve A3 by pipeline.
2. ion exchange resin counter-current regeneration device according to claim 1, it is characterized in that, be provided with valve C4 between described acidic regenerative reagent storage tank and the first Venturi tube, be provided with valve A4 between described alkali reclaim agent storage tank and the second Venturi tube.
3. ion exchange resin counter-current regeneration device according to claim 2 is characterized in that, between described valve C4 and the first Venturi tube, be respectively arranged with check-valves between described valve A4 and the second Venturi tube.
4. ion exchange resin counter-current regeneration device according to claim 3 is characterized in that, between described valve C4 and the first Venturi tube, be respectively arranged with flowmeter between described valve A4 and the second Venturi tube.
5. ion exchange resin counter-current regeneration device according to claim 1, it is characterized in that, described positive resin regeneration tank, negative resin regenerating tank inside are provided with middle part water-locator and lower water-dispensing device respectively, described middle part water-locator lays respectively at the top of positive resin bed, the top of negative resin bed, and described lower water-dispensing device lays respectively at the bottom of positive resin bed, the bottom of negative resin bed.
6. ion exchange resin counter-current regeneration device according to claim 1, it is characterized in that, the delivery port of described supply-water pump also is connected with the water inlet on the top of positive resin regeneration tank by pipeline, valve C6, and the bottom of described positive resin regeneration tank is connected with the water inlet on the top of negative resin regenerating tank by pipeline, valve A6; The bottom of the bottom of described positive resin regeneration tank, negative resin regenerating tank is connected with valve C5, A5 by pipeline respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220547392XU CN202876837U (en) | 2012-10-24 | 2012-10-24 | Ion exchange resin counter-flow regenerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220547392XU CN202876837U (en) | 2012-10-24 | 2012-10-24 | Ion exchange resin counter-flow regenerating device |
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| Publication Number | Publication Date |
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| CN202876837U true CN202876837U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201220547392XU Expired - Fee Related CN202876837U (en) | 2012-10-24 | 2012-10-24 | Ion exchange resin counter-flow regenerating device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280392A (en) * | 2013-07-04 | 2015-01-14 | 国家电网公司 | Ion exchange resin regeneration degree test method |
| CN104291413A (en) * | 2014-10-22 | 2015-01-21 | 南京中电环保股份有限公司 | Automatic and high-efficiency resin conveying device for nuclear power secondary circuit system |
-
2012
- 2012-10-24 CN CN201220547392XU patent/CN202876837U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280392A (en) * | 2013-07-04 | 2015-01-14 | 国家电网公司 | Ion exchange resin regeneration degree test method |
| CN104280392B (en) * | 2013-07-04 | 2017-05-10 | 国家电网公司 | Ion exchange resin regeneration degree test method |
| CN104291413A (en) * | 2014-10-22 | 2015-01-21 | 南京中电环保股份有限公司 | Automatic and high-efficiency resin conveying device for nuclear power secondary circuit system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20141024 |
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| EXPY | Termination of patent right or utility model |