CN209271207U - One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device - Google Patents
One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device Download PDFInfo
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- CN209271207U CN209271207U CN201821643681.3U CN201821643681U CN209271207U CN 209271207 U CN209271207 U CN 209271207U CN 201821643681 U CN201821643681 U CN 201821643681U CN 209271207 U CN209271207 U CN 209271207U
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- Prior art keywords
- bipolar membrane
- storage tank
- filter
- acid
- membrane electrodialysis
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- 239000012528 membrane Substances 0.000 title claims abstract description 94
- 238000000909 electrodialysis Methods 0.000 title claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 63
- 239000002253 acid Substances 0.000 claims abstract description 59
- 238000003860 storage Methods 0.000 claims abstract description 49
- 230000000712 assembly Effects 0.000 claims abstract description 35
- 238000000429 assembly Methods 0.000 claims abstract description 35
- 229920001296 polysiloxane Polymers 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000000502 dialysis Methods 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract 1
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 34
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 17
- 229960004889 salicylic acid Drugs 0.000 description 17
- 239000007787 solid Substances 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 238000007065 Kolbe-Schmitt synthesis reaction Methods 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 206010039792 Seborrhoea Diseases 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- ABBQHOQBGMUPJH-UHFFFAOYSA-M Sodium salicylate Chemical compound [Na+].OC1=CC=CC=C1C([O-])=O ABBQHOQBGMUPJH-UHFFFAOYSA-M 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 208000008742 seborrheic dermatitis Diseases 0.000 description 1
- NESLWCLHZZISNB-UHFFFAOYSA-M sodium phenolate Chemical compound [Na+].[O-]C1=CC=CC=C1 NESLWCLHZZISNB-UHFFFAOYSA-M 0.000 description 1
- 229960004025 sodium salicylate Drugs 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device, it is related to bipolar membrane electrodialysis field, including bipolar membrane electrodialysis membrane stack, electrode liquid storage tank, acid solution storage tank and feed liquid storage tank, the bipolar membrane electrodialysis membrane stack includes electrode chamber inlet, electrode chamber outlet, the outlet of feed liquid chamber inlet, feed compartment, the outlet of acid compartment entrance, acid compartment and filter assemblies, the filter assemblies are arranged in acid compartment inlet, filter assemblies are hollow structure, and filter assemblies are detachably connected with the acid compartment entrance；The utility model is made it is suitable for being insoluble in the salicylic production of water, overall construction design is simple, and easy to produce, with economic feasibility, filtered product purity is higher by the way that the filter assemblies are arranged.
Description
Technical field
The utility model relates to bipolar membrane electrodialysis fields, and in particular to one kind is used to prepare salicylic Novel Bipolar film
Electrodialysis plant.
Background technique
Salicylic acid is a kind of fat-soluble organic acid, as a kind of important industrial chemicals, can be used for preparing drug (such as Ah
Take charge of a woods) and cosmetics (for treating seborrhea) etc..Currently, production salicylic acid is mainly according to Kolbe-Schmitt
Reaction, firstly, phenol is reacted with sodium hydroxide generates sodium phenate；Secondly, using CO2 carboxyl metaplasia under high-temperature and high-pressure conditions
At sodium salicylate；Finally, being acidified again by a large amount of H2SO4, the product salicylic acid of our needs can be just obtained.The preparation process
In acidification step not only need to consume a large amount of H2SO4, but also can generate concentration be higher than 0.1w/w% Na2SO4 solution, this
It will cause the secondary pollution of acid waste and salt.
As environmental-friendly new technology, bipolar membrane electrodialysis technology can overcome the defect of the above production method.But
Bipolar membrane electrodialysis device in the prior art is mostly the device for producing water soluble acid or alkali, is not suitable for production and is insoluble in water
Salicylic acid.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned existing deficiencies in the technology, provides one
Kind is used to prepare salicylic Novel Bipolar membrane electrodialysis device, including the storage of bipolar membrane electrodialysis membrane stack, electrode liquid storage tank, feed liquid
Tank, acid solution storage tank and pH tester and pH electrode, bipolar membrane electrodialysis membrane stack include electrode chamber inlet, electrode chamber outlet, material
Chamber inlet, feed compartment outlet, the outlet of acid compartment entrance, acid compartment and filter assemblies, bipolar membrane electrodialysis membrane stack enter with electrode chamber
Mouth, electrode chamber outlet, electrode liquid storage tank are connected, and the electrode solution in electrode liquid storage tank is passed through electrode chamber inlet by circulating pump
It is pumped into bipolar membrane electrodialysis membrane stack, and is exported and flowed out by electrode chamber, bipolar membrane electrodialysis membrane stack and feed liquid chamber inlet, feed liquid
Room outlet, feed liquid storage tank are connected, and the feed liquid in feed liquid storage tank is pumped into Bipolar Membrane electricity by feed compartment entrance by circulating pump
In dialysis membrane stack, and is exported and flowed out by feed compartment, bipolar membrane electrodialysis membrane stack and acid compartment entrance, acid compartment outlet, acid solution storage tank
It is connected, the solution in the acid solution storage tank is pumped by the acid compartment entrance by the bipolar membrane electrodialysis film by circulating pump
In heap, and is exported and flowed out by acid compartment.Filter assemblies are arranged in feed liquid chamber inlet, and filter assemblies and the feed liquid chamber inlet are detachable
Connection, feed liquid chamber inlet generally use silicone tube, i.e. filter assemblies are detachably connected with feed liquid chamber inlet silicone tube.Acid compartment entrance
Place may also set up filter assemblies, and filter assemblies are detachably connected with the acid compartment entrance, and acid compartment entrance generallys use silicone tube, i.e.,
Filter assemblies are detachably connected with acid compartment entrance silicone tube.Filter assemblies include connecting rod, connection cavity, filter cavity and mistake
Filter opening, connecting rod are detachably connected with acid compartment entrance, and connection cavity is for connecting connecting rod and filter cavity, filter chamber body surface
Filter hole is arranged in face, and connecting rod, connection cavity and filter cavity are hollow cylinder, and filter cavity is set to connection cavity
Surface form boss, filter screen is set in connection cavity, filter screen aperture is less than filter hole aperture, the radius of connection cavity with
The radius ratio of connecting rod is (8-5): 1, the radius of connection cavity and the radius ratio of filter cavity are (6-5): (4-3) further includes
PH tester, pH tester include pH electrode, for the pH variation in real-time detecting material liquid storage tank, acid solution storage tank.
The beneficial effects of the utility model are: the utility model makes it is suitable for being insoluble in the salicylic production of water, it is whole
The design of body structure is simple, easy to produce, has economic feasibility；The surface that filter cavity is set to connection cavity forms boss,
So that solid salicylic acid is easier to be gathered in the periphery of filter cavity, effectively reduces the case where solid salicylic acid blocks filter hole and go out
It is existing；It is provided with filter screen, the aperture of filter screen is less than filter hole, even if there is the solid salicylic acid of a small amount of small particle to enter the company
Cavity is connect, filter screen will do it secondary filter, and solid salicylic acid is avoided to enter in the bipolar membrane electrodialysis membrane stack；Pass through circulation
Solution in the acid solution storage tank is pumped into the bipolar membrane electrodialysis membrane stack by pump by the acid compartment entrance, and passes through acid compartment
Outlet outflow, so that filtered salicylic acid product purity is higher.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram for being used to prepare salicylic Novel Bipolar membrane electrodialysis device of the utility model
Fig. 2 is a kind of signal for being used to prepare salicylic Novel Bipolar membrane electrodialysis device filter assemblies of the utility model
Figure
Fig. 3 is a kind of schematic diagram for being used to prepare salicylic Novel Bipolar membrane electrodialysis device of the utility model
1 is bipolar membrane electrodialysis membrane stack, and 2 be electrode liquid storage tank, and 3 be feed liquid storage tank, and 4 be pH tester, and 5 store up for acid solution
Tank, 6 be electrode chamber inlet, and 7 export for electrode chamber, and 8 be feed liquid chamber inlet, and 9 export for feed compartment, and 10 be acid compartment entrance, and 11 are
Acid compartment outlet, 12 filter assemblies, 13 be connecting rod, and 14 be connection cavity, and 15 be filter cavity, and 16 be filter mesh, and 17 be pH
Electrode.
Specific embodiment
Embodiment one:
Shown in Fig. 1, it includes bipolar membrane electrodialysis membrane stack that one kind, which being used to prepare salicylic Novel Bipolar membrane electrodialysis device,
1, electrode chamber inlet 6, electrode chamber outlet 7, feed liquid chamber inlet 8, feed compartment outlet 9, further include electrode liquid storage tank 2, feed liquid storage tank
3.Bipolar membrane electrodialysis membrane stack 1 is connected with electrode chamber inlet 6, electrode chamber outlet 7, electrode liquid storage tank 2, will be electric by circulating pump
Electrode solution in pole liquid storage tank 2 is pumped into bipolar membrane electrodialysis membrane stack 1 by electrode chamber inlet 6, and passes through 7 stream of electrode chamber outlet
Out, bipolar membrane electrodialysis membrane stack 1 is connected with feed liquid chamber inlet 8, feed compartment outlet 9, feed liquid storage tank 3, will be expected by circulating pump
Feed liquid in liquid storage tank 3 is pumped into bipolar membrane electrodialysis membrane stack 1 by feed liquid chamber inlet 8, and passes through 9 outflow of feed compartment outlet.
It further includes pH tester 4 that one kind, which being used to prepare salicylic Novel Bipolar membrane electrodialysis device, described for detecting
PH transformation in feed liquid storage tank 3, pH tester 4 includes pH electrode 17, and pH electrode 17 is in 1 course of work of bipolar membrane electrodialysis membrane stack
In, it is put into feed liquid storage tank 3, the pH of feed liquid in real-time detecting material liquid storage tank 3.
In order to avoid the solid salicylic acid in feed liquid storage tank 3 enters in bipolar membrane electrodialysis membrane stack 1, feed liquid chamber inlet 8 is set
Filter assemblies 12 are set, the generally hollow structure of filter assemblies 12, terminally positioned filter hole 16, filter assemblies 12 are in permission solution
By while can effectively obstruct solid salicylic acid, filter assemblies 12 are detachably connected with feed liquid chamber inlet 8, feed liquid chamber inlet
8 generally use silicone tube, i.e. filter assemblies 12 are detachably connected with silicone tube.
Embodiment two
Shown in Fig. 2, the connecting rod 13 is hollow cylindrical body, and connecting rod 13 is inserted into silicone tube and forms grafting, realized
Filter component 12 is detachably connected with feed liquid chamber inlet 8；The top of connecting rod 13 is connection cavity 14, and connection cavity 14 is hollow
Cylindrical body, the radius ratio of the radius of connection cavity 14 and connecting rod 13 is (8-5): 1；Connection cavity 14 is for connecting connecting rod
13 with filter cavity 15, filter cavity 15 be hollow cylindrical body, the radius ratio of the radius of connection cavity 14 and filter cavity 15
(6-5): (4-3), 15 surface of filter cavity is provided with filter hole 16.Filter cavity 15 is set to the surface shape of connection cavity 14
At boss, so that solid salicylic acid is easier to be gathered in the periphery of filter cavity 15, the blocking filtering of solid salicylic acid is effectively reduced
The case where hole 16, occurs.
Connection cavity 14 is internally provided with filter screen, and the aperture of filter screen is less than filter hole 16.Even if there is a small amount of small particle
Solid salicylic acid enter connection cavity 14, filter screen will do it secondary filter, and solid salicylic acid is avoided to enter Bipolar Membrane electric osmose
It analyses in membrane stack 1.
Embodiment three:
Shown in Fig. 3, bipolar membrane electrodialysis membrane stack 1 includes electrode chamber inlet 6, electrode chamber outlet 7, feed liquid chamber inlet 8, feed liquid
Room outlet 9, acid compartment entrance 10, acid compartment outlet 11, further include electrode liquid storage tank 2, feed liquid storage tank 3, acid solution storage tank 5.Bipolar Membrane electricity
Dialysis membrane stack 1 and electrode chamber inlet 6, electrode chamber outlet 7, electrode liquid storage tank 2 are connected, by circulating pump by electrode liquid storage tank 2
In electrode solution be pumped into bipolar membrane electrodialysis membrane stack 1 by electrode chamber inlet 6, and flowed out by electrode chamber outlet 7.Bipolar Membrane
Electrodialysis membrane stack 1 is connected with feed liquid chamber inlet 8, feed compartment outlet 9, feed liquid storage tank 3, will be in feed liquid storage tank 3 by circulating pump
Feed liquid be pumped into bipolar membrane electrodialysis membrane stack 1 by feed liquid chamber inlet 8, and flowed out by feed compartment outlet 9.Bipolar Membrane electric osmose
Analysis membrane stack 1 and acid compartment entrance 10, acid compartment export 11, acid solution storage tank 5 and are connected, by circulating pump by the solution in acid solution storage tank 5
It is pumped into bipolar membrane electrodialysis membrane stack 1 by acid compartment entrance 10, and passes through 11 outflow of acid compartment outlet.
It further includes pH tester 4 that one kind, which being used to prepare salicylic Novel Bipolar membrane electrodialysis device, and pH tester 4 includes
PH electrode 17, pH electrode 17 are put into acid solution storage tank 5 in 1 course of work of bipolar membrane electrodialysis membrane stack, the storage of real-time detection acid solution
The pH of solution in tank 5.
In order to avoid the solid salicylic acid in the acid solution storage tank 5 enters in bipolar membrane electrodialysis membrane stack 1, acid compartment entrance 10
Filter assemblies 12 are set.The generally hollow structure of filter assemblies 12, terminally positioned filter hole 16, filter assemblies 12 are molten in permission
Liquid can effectively obstruct solid salicylic acid while passing through, and filter assemblies 12 are detachably connected with acid compartment entrance 10, acid compartment entrance
10 generally use silicone tube, i.e. filter assemblies 12 are detachably connected with silicone tube.The specific structure and reality of the filter assemblies 12
It is identical to apply example two, connecting rod 13 is inserted into silicone tube and forms grafting, and realization filter assemblies 12 are detachably connected with acid compartment entrance 10.
Claims (5)
1. one kind is used to prepare salicylic Novel Bipolar membrane electrodialysis device, including bipolar membrane electrodialysis membrane stack (1), electrode solution
Storage tank (2), feed liquid storage tank (3), acid solution storage tank (5) and pH tester (4) and pH electrode (17), it is characterised in that described bipolar
Membrane electrodialysis membrane stack (1) includes electrode chamber inlet (6), electrode chamber outlet (7), feed liquid chamber inlet (8), feed compartment outlet (9), acid
Chamber inlet (10), acid compartment outlet (11) and filter assemblies (12), bipolar membrane electrodialysis membrane stack (1) and electrode chamber inlet (6), electricity
Pole room outlet (7), electrode liquid storage tank (2) are connected, and the electrode solution in electrode liquid storage tank (2) is passed through electrode chamber by circulating pump
Entrance (6) is pumped into bipolar membrane electrodialysis membrane stack (1), and passes through electrode chamber outlet (7) outflow, bipolar membrane electrodialysis membrane stack (1)
It is connected with feed liquid chamber inlet (8), feed compartment outlet (9), feed liquid storage tank (3), by circulating pump by the material in feed liquid storage tank (3)
Liquid is pumped into bipolar membrane electrodialysis membrane stack (1) by feed liquid chamber inlet (8), and passes through feed compartment outlet (9) outflow, Bipolar Membrane electricity
Dialysis membrane stack (1) and acid compartment entrance (10), acid compartment outlet (11), acid solution storage tank (5) are connected, by circulating pump by the acid solution
Solution in storage tank (5) is pumped into the bipolar membrane electrodialysis membrane stack (1) by the acid compartment entrance (10), and is gone out by acid compartment
Mouth (11) outflow.
2. one kind according to claim 1 is used to prepare salicylic Novel Bipolar membrane electrodialysis device, it is characterised in that
Filter assemblies (12) are set at the feed liquid chamber inlet (8), filter assemblies (12) are detachably connected with feed liquid chamber inlet (8), are expected
Chamber inlet (8) generallys use silicone tube, i.e. filter assemblies (12) are detachably connected with feed liquid chamber inlet (8) silicone tube, or acid
Filter assemblies (12) are set at chamber inlet (10), filter assemblies (12) are detachably connected with the acid compartment entrance (10), and acid compartment enters
Mouth (10) generallys use silicone tube, i.e. filter assemblies (12) are detachably connected with acid compartment entrance (10) silicone tube.
3. one kind according to claim 1 or 2 is used to prepare salicylic Novel Bipolar membrane electrodialysis device, feature exists
Include connecting rod (13), connection cavity (14), filter cavity (15) and filter hole (16) in the filter assemblies (12), connects
Bar (13) is detachably connected with acid compartment entrance (10), and connection cavity (14) is for connecting connecting rod (13) and filter cavity
(15), filter cavity (15) surface setting filter hole (16).
4. one kind according to claim 3 is used to prepare salicylic Novel Bipolar membrane electrodialysis device, it is characterised in that
Connecting rod (13), connection cavity (14) and the filter cavity (15) is hollow cylinder, filter cavity (15) setting
Boss is formed in the surface of connection cavity (14), filter screen is set in connection cavity (14), and filter screen aperture is less than filter hole
(16) radius ratio in aperture, the radius of connection cavity (14) and connecting rod (13) is (8-5): 1, the radius of connection cavity (14) with
The radius ratio of filter cavity (15) is (6-5): (4-3).
5. one kind according to claim 1 is used to prepare salicylic Novel Bipolar membrane electrodialysis device, it is characterised in that
It further include pH tester (4), pH tester includes pH electrode (17), for the pH variation in real-time detection acid solution storage tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643681.3U CN209271207U (en) | 2018-09-20 | 2018-09-20 | One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643681.3U CN209271207U (en) | 2018-09-20 | 2018-09-20 | One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209271207U true CN209271207U (en) | 2019-08-20 |
Family
ID=67604449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821643681.3U Expired - Fee Related CN209271207U (en) | 2018-09-20 | 2018-09-20 | One kind being used to prepare salicylic Novel Bipolar membrane electrodialysis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209271207U (en) |
-
2018
- 2018-09-20 CN CN201821643681.3U patent/CN209271207U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
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Granted publication date: 20190820 |