CN210097693U - Anion-cation resin filling system of ion mixed bed - Google Patents
Anion-cation resin filling system of ion mixed bed Download PDFInfo
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- CN210097693U CN210097693U CN201920444008.5U CN201920444008U CN210097693U CN 210097693 U CN210097693 U CN 210097693U CN 201920444008 U CN201920444008 U CN 201920444008U CN 210097693 U CN210097693 U CN 210097693U
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Abstract
The application relates to fructose production facility field specifically is an ion mixes bed negative and positive resin filling system, mixes bed and backwash system including ion exchange, ion exchange mixes and is provided with anion resin respectively on the bed and advances, export and cation resin advances, exports, and backwash system includes backwash water system, backwash acid system and backwash alkali system. Anion resin filling system of bed is mixed to ion, the higher authority is anion resin in the chromatographic resin post, is cation resin below, has exit respectively, what proportion can be adjusted at any time. And a backwashing system is also arranged, after the resin is used for a period of time, the performance is reduced, backwashing operation is required, a backwashing water inlet and a backwashing acid inlet are formed in a product outlet pipeline, backwashing water is firstly injected, discharged at the top, then backwashing acid and backwashing alkali are injected, discharged in the middle, and the cleaned acid and alkali are recycled.
Description
Technical Field
The application relates to the field of fructose production equipment, in particular to an ion mixed bed anion-cation resin filling system.
Background
The mixed bed is a short name of a mixed ion exchange column and is equipment designed aiming at the ion exchange technology. The mixed bed is prepared by mixing cation and anion exchange resins in a certain proportion and filling the mixture in the same exchange device to exchange and remove ions in fluid. A hydrogen type cation exchange resin for removing cations; hydroxide anion exchange resins are used to remove anions.
In the fructose production process, mixed bed (MX-ion cross) is a crucial part of the production line as a key control point. In the fructose production process, the filling proportion of the anion resin and the cation resin in the mixed bed has great influence on the content of fructose discharged from the mixed bed, and if the filling proportion of the anion resin and the cation resin can not be adjusted in time according to the production condition, the yield is low directly, and the energy consumption is increased.
Disclosure of Invention
In order to solve the technical problem, the application provides an ion mixed bed anion-cation resin filling system, which is realized by the following scheme:
an ion mixed bed anion-cation resin filling system comprises an ion exchange mixed bed and a backwashing system, wherein an anion resin inlet and an anion resin outlet and a cation resin inlet and an cation resin outlet are respectively arranged on the ion exchange mixed bed, and the backwashing system comprises a backwashing water system, a backwashing acid system and a backwashing alkali system; the backwashing water system comprises a backwashing water storage tank, a water outlet of the backwashing water storage tank is connected with a backwashing water inlet at the bottom of the ion exchange mixed bed through a water pump, and a backwashing water outlet is arranged at the top of the ion exchange mixed bed; the backwashing acid system comprises a backwashing acid storage tank, and an outlet of the backwashing acid storage tank is connected with a backwashing acid inlet at the bottom of the ion exchange mixed bed through an acid metering pump; the alkali backwashing system comprises an alkali backwashing storage tank, an outlet of the alkali backwashing storage tank is connected with an alkali backwashing inlet at the upper part of the ion exchange mixed bed through an alkali metering pump, and an alkali backwashing outlet is arranged at the middle part of the ion exchange mixed bed.
Preferably, a compressed air inlet is formed in the bottom of the ion exchange mixing bed, a compressed air outlet is formed in the top of the ion exchange mixing bed, and a compressed air filter is arranged at the position of the compressed air inlet. Water, impurities, etc. in the compressed air may be filtered.
Preferably, a coarse filter screen, a gas-water separation filter screen, a non-woven fabric filter layer and an active carbon filter layer are sequentially arranged in the compressed air filter along the air flowing direction, and the multi-layer filtering is realized, so that the filtering effect is better.
Preferably, the inlet and outlet of the anion resin and the inlet and outlet of the cation resin are respectively provided with an electromagnetic valve; electromagnetic valves are arranged at the backwashing water inlet, the backwashing water outlet, the backwashing acid inlet, the backwashing alkali inlet and the backwashing acid-alkali outlet; and electromagnetic valves are arranged at the compressed air inlet and the compressed air outlet.
Preferably, a control system is further provided and comprises a controller and a control panel, and the controller and the control panel are electrically connected.
Preferably, the electromagnetic valve, the water pump, the acid metering pump and the alkali metering pump are electrically connected with a controller, and the controller can control the opening and closing of the electromagnetic valve so as to control the opening and closing of each pipeline; the controller can control the switches of the water pump, the acid metering pump and the alkali metering pump, thereby controlling the addition of water, acid and alkali.
Has the advantages that:
anion resin filling system of bed is mixed to ion, the higher authority is anion resin in the chromatographic resin post, is cation resin below, has exit respectively, what proportion can be adjusted at any time. And a backwashing system is also arranged, after the resin is used for a period of time, the performance is reduced, backwashing operation is required, a backwashing water inlet and a backwashing acid inlet are formed in a product outlet pipeline, backwashing water is firstly injected, discharged at the top, then backwashing acid and backwashing alkali are injected, discharged in the middle, and the cleaned acid and alkali are recycled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
in the figure: 1. an ion exchange mixed bed; 2. an anion resin inlet; 3. an anion resin outlet; 4. a cationic resin inlet; 5. a cationic resin outlet; 6. a backwash water storage tank; 7. a water pump; 8. a backwash water inlet; 9. a backwash water outlet; 10. backwashing the acid storage tank; 11. an acid metering pump; 12. backwashing the acid inlet; 13. backwashing the alkali storage tank; 14. an alkaline dosing pump; 15: backwashing an alkali inlet; 16: backwashing an acid-base outlet; 17. a compressed air inlet; 18. a compressed air outlet; 19. a compressed air filter; 20. an electromagnetic valve; 21. a feed tank; 22. a feed pump.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, an ion mixed bed anion-cation resin filling system comprises an ion exchange mixed bed 1 and a backwashing system, wherein the ion exchange mixed bed is respectively provided with an anion resin inlet and outlet and a cation resin inlet and outlet, and the backwashing system comprises a backwashing water system, a backwashing acid system and a backwashing alkali system; the backwashing water system comprises a backwashing water storage tank 6, a water outlet of the backwashing water storage tank is connected with a backwashing water inlet 8 at the bottom of the ion exchange mixed bed through a water pump 7, and a backwashing water outlet 9 is arranged at the top of the ion exchange mixed bed; the backwashing acid system comprises a backwashing acid storage tank 10, and an outlet of the backwashing acid storage tank is connected with a backwashing acid inlet 12 at the bottom of the ion exchange mixed bed through an acid metering pump 11; the alkali backwashing system comprises an alkali backwashing storage tank 13, an outlet of the alkali backwashing storage tank is connected with an alkali backwashing inlet 15 at the upper part of the ion exchange mixed bed through an alkali metering pump 14, and a backwashing acid-base outlet 16 is arranged at the middle part of the ion exchange mixed bed.
Example 2
As shown in fig. 2, an ion mixed bed anion-cation resin filling system comprises an ion exchange mixed bed 1 and a backwashing system, wherein the ion exchange mixed bed is respectively provided with an anion resin inlet and outlet and a cation resin inlet and outlet, and the backwashing system comprises a backwashing water system, a backwashing acid system and a backwashing alkali system; the backwashing water system comprises a backwashing water storage tank 6, a water outlet of the backwashing water storage tank is connected with a backwashing water inlet 8 at the bottom of the ion exchange mixed bed through a water pump 7, and a backwashing water outlet 9 is arranged at the top of the ion exchange mixed bed; the backwashing acid system comprises a backwashing acid storage tank 10, and an outlet of the backwashing acid storage tank is connected with a backwashing acid inlet 12 at the bottom of the ion exchange mixed bed through an acid metering pump 11; the alkali backwashing system comprises an alkali backwashing storage tank 13, an outlet of the alkali backwashing storage tank is connected with an alkali backwashing inlet 15 at the upper part of the ion exchange mixed bed through an alkali metering pump 14, and a backwashing acid-base outlet 16 is arranged at the middle part of the ion exchange mixed bed.
The bottom of the ion exchange mixed bed is provided with a compressed air inlet 17, the top of the ion exchange mixed bed is provided with a compressed air outlet 18, and a compressed air filter 19 is arranged at the position of the compressed air inlet. Water, impurities, etc. in the compressed air may be filtered.
Preferably, a coarse filter screen, a gas-water separation filter screen, a non-woven fabric filter layer and an active carbon filter layer are sequentially arranged in the compressed air filter along the air flowing direction, and the multi-layer filtering is realized, so that the filtering effect is better.
Preferably, the inlet and outlet of the anion resin and the inlet and outlet of the cation resin are provided with electromagnetic valves 20; the backwashing water inlet, the backwashing water outlet, the backwashing acid inlet, the backwashing alkali inlet and the backwashing acid and alkali outlet are all provided with electromagnetic valves 20; the compressed air inlet and the compressed air outlet are both provided with electromagnetic valves 20.
Preferably, a control system is further provided and comprises a controller and a control panel, and the controller and the control panel are electrically connected.
Preferably, the electromagnetic valve, the water pump, the acid metering pump and the alkali metering pump are electrically connected with a controller, and the controller can control the opening and closing of the electromagnetic valve so as to control the opening and closing of each pipeline; the controller can control the switches of the water pump, the acid metering pump and the alkali metering pump, thereby controlling the addition of water, acid and alkali.
The PLC controller is S7-400 in model, is suitable for the field of medium-high performance automatic control, and has strong performance and simple operation.
Claims (6)
1. An ion mixed bed anion-cation resin filling system is characterized in that: the ion exchange system comprises an ion exchange mixed bed and a backwashing system, wherein the ion exchange mixed bed is respectively provided with an anion resin inlet and an anion resin outlet and a cation resin inlet and a cation resin outlet, and the backwashing system comprises a backwashing water system, a backwashing acid system and a backwashing alkali system; the backwashing water system comprises a backwashing water storage tank, a water outlet of the backwashing water storage tank is connected with a backwashing water inlet at the bottom of the ion exchange mixed bed through a water pump, and a backwashing water outlet is arranged at the top of the ion exchange mixed bed; the backwashing acid system comprises a backwashing acid storage tank, and an outlet of the backwashing acid storage tank is connected with a backwashing acid inlet at the bottom of the ion exchange mixed bed through an acid metering pump; the alkali backwashing system comprises an alkali backwashing storage tank, an outlet of the alkali backwashing storage tank is connected with an alkali backwashing inlet at the upper part of the ion exchange mixed bed through an alkali metering pump, and an alkali backwashing outlet is arranged at the middle part of the ion exchange mixed bed.
2. The ion-mixed bed anion-cation resin charging system of claim 1, wherein: the ion exchange mixes the bed bottom and is provided with the compressed air inlet, the ion exchange mixes the bed, and the top is provided with the compressed air gas outlet, compressed air inlet department is provided with compressed air filter.
3. The ion-mixed bed anion-cation resin charging system of claim 2, wherein: the compressed air filter is internally provided with a coarse filter screen, a gas-water separation filter screen, a non-woven fabric filter layer and an active carbon filter layer in sequence along the air flowing direction.
4. The ion-mixed bed anion-cation resin charging system of claim 2, wherein: the inlet and outlet of the anion resin and the inlet and outlet of the cation resin are respectively provided with an electromagnetic valve; electromagnetic valves are arranged at the backwashing water inlet, the backwashing water outlet, the backwashing acid inlet, the backwashing alkali inlet and the backwashing acid-alkali outlet; and electromagnetic valves are arranged at the compressed air inlet and the compressed air outlet.
5. The ion-mixed bed anion-cation resin charging system of claim 4, wherein: the control system is further arranged and comprises a controller and a control panel, and the controller is electrically connected with the control panel.
6. The ion-mixed bed anion-cation resin charging system of claim 5, wherein: and the electromagnetic valve, the water pump, the acid metering pump and the alkali metering pump are all electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444008.5U CN210097693U (en) | 2019-04-02 | 2019-04-02 | Anion-cation resin filling system of ion mixed bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444008.5U CN210097693U (en) | 2019-04-02 | 2019-04-02 | Anion-cation resin filling system of ion mixed bed |
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| CN210097693U true CN210097693U (en) | 2020-02-21 |
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| CN201920444008.5U Active CN210097693U (en) | 2019-04-02 | 2019-04-02 | Anion-cation resin filling system of ion mixed bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120993A (en) * | 2021-04-16 | 2021-07-16 | 江南造船(集团)有限责任公司 | Resin filling tool and method for water supply ion filter |
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2019
- 2019-04-02 CN CN201920444008.5U patent/CN210097693U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120993A (en) * | 2021-04-16 | 2021-07-16 | 江南造船(集团)有限责任公司 | Resin filling tool and method for water supply ion filter |
| CN113120993B (en) * | 2021-04-16 | 2022-09-20 | 江南造船(集团)有限责任公司 | Resin filling tool and method for water supply ion filter |
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