CN205099763U - A ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid - Google Patents
A ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid Download PDFInfo
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- CN205099763U CN205099763U CN201520848602.2U CN201520848602U CN205099763U CN 205099763 U CN205099763 U CN 205099763U CN 201520848602 U CN201520848602 U CN 201520848602U CN 205099763 U CN205099763 U CN 205099763U
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- phosphoric acid
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- magnesium ion
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Abstract
The utility model provides an ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid which characterized in that is including electrolysis cell body, control switch, phosphoric acid pipeline, positive pole liquid pipeline, sedimentation pipe way, catholyte pipeline and cell body support. Wet process phosphoric acid flows in each electrolysis unit, and under cation exchange membrane's effect, metal cations such as magnesium ion see through cation exchange membrane and flow in the cathode chamber, and anion such as phosphate radical are stayed the anode chamber, collect the interior solution of anode chamber, are the phosphoric acid of desorption magnesium ion promptly. The utility model discloses utilize cation exchange membrane's differential permeability, make magnesium ion and acid ion thoroughly separate, reach the high efficiency and take off the magnesium purpose, use the lime breast to subside metal ion such as magnesium, economical, high -efficient, the solution after just handling is easily recycled, further practices thrift manufacturing cost, it then can satisfy extensive purification treatment requirement to increase electrolysis unit quantity or series connection electrolysis trough set -up unit.
Description
Technical field
The utility model relates to wet phosphoric acid purifying technical field, especially a kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution.
Background technology
Because in China's phosphorus ore, magnesium addition content is higher, therefore when producing phosphoric acid by wet process, containing more magnesium ion in phosphoric acid solution.The existence of magnesium can increase liquid viscosity, reduces phosphoric acid concentration, affects phosphatic manure product quality.External because of its phosphorus ore quality higher, magnesium content is less, and the chemical precipitation method that adopts carries out demagging more, but this method consumption is large, and the purification degree of depth is inadequate; Domestic phosphorus ore magnesium content is higher, and demagging technology comprises ion-exchange-resin process, liquid membrane separation method, method of enrichment, osmosis method etc., and these methods cut both ways, and all only under test, not yet have economically viable method to reach the requirement of deep purifying.
Utility model content
The utility model provides a kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution, to reach the object of magnesium ion in efficient, economic removal phosphoric acid by wet process solution.Utilize the selective penetrated property of cationic exchange membrane, magnesium ion in solution is thoroughly separated with phosphate anion, collect solution in anolyte compartment, be de-magging phosphoric acid solution; Be the solution of the metal ions such as enrichment magnesium in cathode compartment, utilize milk of lime to precipitate it, with low cost, effect stability, the solution through precipitation process only needs to carry out simple wastewater treatment, can realize recycle.The utility model is also by increasing electrolysis cells quantity, or series connection electrolysis groove sets up the method raising purification efficiency of unit, realizes the extensive de-magging process of phosphoric acid by wet process solution.
In order to realize the purpose of this utility model, intend adopting following technology:
A kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution, it is characterized in that, comprise cell body, trip switch, phosphoric acid solution transport pipe, anode fluid channel, sedimentation pipeline, catholyte pipeline and cell body support, described trip switch is arranged at cell body one end, described cell body Bracket setting is bottom cell body, described phosphoric acid solution transport pipe is arranged at mid-way, cell body side, described anode fluid channel is arranged on described phosphoric acid solution transport pipe homonymy ground, described sedimentation pipeline is arranged on cell body support described in described phosphoric acid solution transport pipe offside, described catholyte install pipeline is on described sedimentation pipeline homonymy ground, described sedimentation pipeline is communicated with by pipe connecting with described catholyte pipeline, described cell body is made up of electrolysis cells parallel connection, described electrolysis cells is made up of anode electrode, cathode electrode and ionic membrane, described anode electrode and cathode electrode are arranged at two ends, described ionic membrane is arranged at mid-way, described anode electrode and described ionic membrane form anolyte compartment, and described cathode electrode and described ionic membrane form cathode compartment, described phosphoric acid solution transport pipe is communicated with top, described anolyte compartment by isocon, and described anode fluid channel is communicated with bottom described anolyte compartment by anolyte collection tube, and described sedimentation pipeline is communicated with bottom described cathode compartment by catholyte collection tube.
Further, described ionic membrane is cationic exchange membrane.
Further, described sedimentation duct bottom is mated formation milk of lime.
The beneficial effects of the utility model are:
1. magnesium ion is thoroughly separated with acid ion, and can collects respectively, reach efficient de-magging object.
2. utilize lime precipitation metal ion, economical, efficient, the solution after sedimentation only needs simple process, can realize recycling, save production cost.
3., by changing the quantity of electrolysis cells to meet different treatment scale, unit can also be set up by series connection electrolysis groove and realizing more massive processing requirements.
Accompanying drawing explanation
Fig. 1 shows the utility model one-piece construction schematic diagram.
Fig. 2 shows the utility model electrolysis cells structural representation.
Embodiment
As shown in Figure 1, 2, a kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution, it is characterized in that, comprise cell body 1, trip switch 2, phosphoric acid solution transport pipe 3, anode fluid channel 4, sedimentation pipeline 5, catholyte pipeline 6 and cell body support 7.Trip switch 2 is arranged at cell body 1 one end, cell body support 7 is arranged at bottom cell body 1, phosphoric acid solution transport pipe 3 is arranged at mid-way, cell body 1 side, anode fluid channel 4 is arranged on phosphoric acid solution transport pipe 3 homonymy ground, sedimentation pipeline 5 is arranged on phosphoric acid solution transport pipe 3 offside cell body support 7, catholyte pipeline 6 is arranged on sedimentation pipeline 5 homonymy ground, and sedimentation pipeline 5 is communicated with by pipe connecting 12 with catholyte pipeline 6.The utility model compact construction, saves and takes up an area, and is convenient to series connection and forms unit.
Cell body 1 is made up of the parallel connection of several electrolysis cells 8, electrolysis cells 8 is made up of anode electrode 801, cathode electrode 802 and cationic exchange membrane 803, anode electrode 801 and cathode electrode 802 are arranged at two ends, ionic membrane 803 is arranged at mid-way, anode electrode 801 and ionic membrane 803 form anolyte compartment 804, and cathode electrode 802 and ionic membrane 803 form cathode compartment 805.Change the quantity of electrolysis cells 8, the purification requirement of different scales can be realized.
Phosphoric acid by wet process solution flows in anolyte compartment 804 by isocon 9 after sending into phosphoric acid solution transport pipe 3, opens trip switch 2 and carries out electrolysis.In solution, the metallic cation such as magnesium ion is through cationic exchange membrane 803, flow into cathode compartment 805, and flow into sedimentation pipeline 5 by catholyte collection tube 11, react to generate with the milk of lime of mating formation herein and precipitate, supernatant solution is flowed in catholyte pipeline 6 by pipe connecting 12.Milk of lime is with low cost, and sedimentation effect is stablized; Solution after settlement treatment, is easy to purification, recycling, thus saves production cost further.
In phosphoric acid by wet process solution, the negatively charged ion such as phosphate radical can not through cationic exchange membrane 803, therefore be left in anolyte compartment 804, by anolyte collection tube 10, flow into anode fluid channel 4, solution is the phosphoric acid solution removing magnesium ion herein, namely can be used for subsequent production after collection.Collect the solution of room, yin, yang the two poles of the earth respectively, thoroughly avoid magnesium ion to be mixed into, and collect easy, reach the industrialization production requirements of deep removal magnesium ion.
Claims (3)
1. one kind for removing the ion-exchange membrane electrolyzer of magnesium ion in phosphoric acid by wet process solution, it is characterized in that, comprise cell body (1), trip switch (2), phosphoric acid solution transport pipe (3), anode fluid channel (4), sedimentation pipeline (5), catholyte pipeline (6) and cell body support (7), described trip switch (2) is arranged at cell body (1) one end, described cell body support (7) is arranged at cell body (1) bottom, described phosphoric acid solution transport pipe (3) is arranged at cell body (1) mid-way, side, described anode fluid channel (4) is arranged on described phosphoric acid solution transport pipe (3) homonymy ground, described sedimentation pipeline (5) is arranged on cell body support (7) described in described phosphoric acid solution transport pipe (3) offside, described catholyte pipeline (6) is arranged on described sedimentation pipeline (5) homonymy ground, described sedimentation pipeline (5) is communicated with by pipe connecting (12) with described catholyte pipeline (6),
Described cell body (1) is made up of electrolysis cells (8) parallel connection, described electrolysis cells (8) is made up of anode electrode (801), cathode electrode (802) and ionic membrane (803), described anode electrode (801) and cathode electrode (802) are arranged at two ends, described ionic membrane (803) is arranged at mid-way, described anode electrode (801) and described ionic membrane (803) form anolyte compartment (804), and described cathode electrode (802) and described ionic membrane (803) form cathode compartment (805);
Described phosphoric acid solution transport pipe (3) is communicated with described anolyte compartment (804) top by isocon (9), described anode fluid channel (4) is communicated with described anolyte compartment (804) bottom by anolyte collection tube (10), and described sedimentation pipeline (5) is communicated with described cathode compartment (805) bottom by catholyte collection tube (11).
2. a kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution according to claim 1, is characterized in that, described ionic membrane (803) is cationic exchange membrane.
3. a kind of ion-exchange membrane electrolyzer for removing magnesium ion in phosphoric acid by wet process solution according to claim 1, is characterized in that, milk of lime of mating formation bottom described sedimentation pipeline (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848602.2U CN205099763U (en) | 2015-10-30 | 2015-10-30 | A ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848602.2U CN205099763U (en) | 2015-10-30 | 2015-10-30 | A ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid |
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| Publication Number | Publication Date |
|---|---|
| CN205099763U true CN205099763U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520848602.2U Expired - Fee Related CN205099763U (en) | 2015-10-30 | 2015-10-30 | A ionic membrane electrolysis trough for getting rid of magnesium ion among wet process phosphoric acid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106191910A (en) * | 2016-09-19 | 2016-12-07 | 上海应用技术大学 | A kind of it is electrolysed the method that hexafluosilicic acid prepares fluosilicate |
| CN111530290A (en) * | 2020-05-28 | 2020-08-14 | 青海东台吉乃尔锂资源股份有限公司 | Recovery processing and working device for electrode liquid of electrodialysis equipment |
-
2015
- 2015-10-30 CN CN201520848602.2U patent/CN205099763U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106191910A (en) * | 2016-09-19 | 2016-12-07 | 上海应用技术大学 | A kind of it is electrolysed the method that hexafluosilicic acid prepares fluosilicate |
| CN111530290A (en) * | 2020-05-28 | 2020-08-14 | 青海东台吉乃尔锂资源股份有限公司 | Recovery processing and working device for electrode liquid of electrodialysis equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20161030 |