CN203613268U - Device for producing fluorine through electrolyzing hydrogen fluoride by utilizing medium-temperature electrolytic cell - Google Patents
Device for producing fluorine through electrolyzing hydrogen fluoride by utilizing medium-temperature electrolytic cell Download PDFInfo
- Publication number
- CN203613268U CN203613268U CN201320720486.7U CN201320720486U CN203613268U CN 203613268 U CN203613268 U CN 203613268U CN 201320720486 U CN201320720486 U CN 201320720486U CN 203613268 U CN203613268 U CN 203613268U
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- China
- Prior art keywords
- anode
- cell body
- hydrogen fluoride
- groove lid
- cooling water
- 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.)
- Expired - Lifetime
Links
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 52
- 239000011737 fluorine Substances 0.000 title claims abstract description 52
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910000040 hydrogen fluoride Inorganic materials 0.000 title claims abstract description 26
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 title 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 50
- 210000005056 cell body Anatomy 0.000 claims abstract description 31
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 17
- 239000007789 gas Substances 0.000 claims description 46
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 36
- 229910052757 nitrogen Inorganic materials 0.000 claims description 18
- 238000011010 flushing procedure Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000005868 electrolysis reaction Methods 0.000 claims description 14
- 239000008151 electrolyte solution Substances 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 7
- 210000000481 breast Anatomy 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 210000004027 cell Anatomy 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- 241000243321 Cnidaria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 150000002221 fluorine Chemical class 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model discloses a device for producing fluorine through electrolyzing hydrogen fluoride by utilizing a medium-temperature electrolytic cell. The device is composed of a cell body, a cell cover, anode rods, carbon plates, an anode diaphragm, cathode louver and a cooling water circulating pipe. The device has the advantages that the investment is low, the size is small, the weight is light, the electrolytic efficiency is high, the heat transfer effect is good, the maintenance time is short, the energy consumption is low, the purity of obtained fluorine reaches more than 94%, and a better fluorine raw material is provided for fluorine chemical products.
Description
Technical field
The utility model relates to electrolysis fluorine processed field, and particularly the device of warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in a kind of utilization, is suitable for preparing fluorine gas, and can the on-the-spot fluorine gas of supply in time.
Background technology
In industrial employing, warm electrolytic tank electrolysis hydrogen fluoride method is produced fluorine gas, and take fluorine gas as a series of fluorine chemical products of main material production.Its product, except being applied to electronics, electric power, communication, is also widely used in space flight and aviation, satellite, medicine intermediate, fluoroplastics, petrochemical industry and other field.Its electrode reaction is:
At negative electrode K
++ e → K K+HF → KF+ H
2↑
At anode F
--e → F F+F → F
2↑
Fluorine gas is a kind of important fluorine raw material that the preparation of fluorine chemical product produces, and in various industrial circles, has a wide range of applications.
As shown in Figure 1, Figure 2, Figure 3 shows, the electrolytic cell assembly that prior art is prepared fluorine gas comprises electrolytic bath lid (1) and cell body (2) two parts composition.By anode (7), anodic gas outlet (12), cathode gas outlet (13), HF charging opening (16), negative electrode pressure tap (15), anode pressure tap (14), temperature-measuring port (17), anode, extremely extremely excellent (10), thief hole (18) of rod (9), negative electrode, anode and cathode isolation skirtboard (4) form groove lid (1).Between groove lid (1) and cell body (2), by teflin ring (3) sealing, between groove lid (1) and anode (7), be connected by copper screw bolt (11), cell body sidewall is connected with temperature control chuck (5), (6) respectively with welding process with bottom.Cell body is carbon steel manufacture, and the continuous polyfluortetraethylene plate (8) of one deck is laid in bottom, and the anode chamber and the cathode chamber isolation skirtboard (4) is manufactured with nickel plate, and anode (7) is that coral is tabular.
The equipment cost that this device uses while preparing fluorine gas is high, and the poor electrolytic efficiency that caused of heat transfer effect is low, and energy consumption is large, the overhaul of the equipments time is long, the cost of overhaul is high, and the fluorine gas purity of acquisition is the highest only has 90%, and its value added is relatively low and can not meet the technical requirements of modern fluorine chemical industry.
The device that utilizes warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in this, each component concentration is in table 1
Table 1 electrolyzer outlet fluorine gas and other component concentration
Utility model content
Utility model object of the present utility model is the shortcoming in order to overcome above-mentioned background technology, reduce equipment cost, improve electrolytic efficiency, meet energy-saving and cost-reducing demand simultaneously, a kind of device of middle temperature electrolytic tank electrolysis hydrogen fluoride production fluorine gas is provided, and preparing fluorine gas for industry provides a kind of efficient, energy-conservation, practical new installation, novel method.
The technical solution of the utility model is: the device of warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in a kind of utilization, it comprises: entrance of cooling water, cell body, negative electrode window shutter, cooling water circulation pipe, anode barrier film, groove lid, bolt combination part, seal box subassembly, anode rod, electrolytic solution charging opening, cooling water outlet, the outlet of anode fluorine gas, cathodic hydrogen outlet, hydrogen fluoride charging opening, it also comprises: carbon plate, suspension rod, anode nitrogen flushing mouth, negative electrode nitrogen flushing mouth, thermometer, described cell body left side is provided with entrance of cooling water, right side is provided with cooling water outlet, described cell body top is provided with groove lid, described groove lid is fixedly connected with cell body by bolt combination part, groove cover be from left to right respectively equipped with two groups amount to eight for placing the guide hole of anode rod, in guide hole, be fixedly connected with seal box assembly, anode rod is fixed by seal box assembly, top, groove lid left side is provided with electrolytic solution charging opening, positive column, below, left side is provided with anode nitrogen flushing mouth, cathodic area is provided with negative electrode nitrogen flushing mouth, positive column, top, groove lid right side is provided with the outlet of anode fluorine gas, cathodic area is provided with cathodic hydrogen outlet, and cathodic area, below, right side is provided with the hydrogen fluoride charging opening of the hydrogen fluoride external feeding pipe for inserting cell body, described anode barrier film is welded on the internal surface of groove lid, and in cell body inside, each group anode rod below is equipped with carbon plate, is provided with cooling water circulation pipe between anode rod and carbon plate simultaneously, and described negative electrode window shutter is arranged at every group of carbon plate both sides.
The described groove lid left and right sides is respectively equipped with suspension rod;
Described thermometer is arranged at cell body bosom position;
The beneficial effects of the utility model are: the utility model less investment, volume is little, quality is light, electrolytic efficiency is high, good effect of heat exchange, the repair time is short, energy consumption is low, and the fluorine gas purity of acquisition reaches more than 94%, for fluorine chemical product provides better fluorine gas raw material.
Accompanying drawing explanation
Fig. 1 is the electrolytic cell assembly structural representation that prior art is prepared fluorine gas;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is structural representation of the present utility model;
Fig. 5 is the A-A sectional view of Fig. 4;
Fig. 6 is the B-B sectional view of Fig. 4;
Wherein: 1, groove lid, 2, cell body, 3, teflin ring, 4, anode and cathode isolation skirtboard, 5, 6, temperature control chuck, 7, anode, 8, polyfluortetraethylene plate, 9, anode is rod extremely, 10, negative electrode is rod extremely, 11, copper screw bolt, 12, anodic gas outlet, 13, cathode gas outlet, 14, anode pressure tap, 15, negative electrode pressure tap, 16, HF charging opening, 17, temperature-measuring port, 18, thief hole, 19, entrance of cooling water, 20, cell body, 21, negative electrode window shutter, 22, cooling water circulation pipe, 23, carbon plate, 24, anode barrier film, 25, groove lid, 26, bolt combination part, 27, suspension rod, 28, seal box subassembly, 29, anode rod, 30, electrolytic solution charging opening, 31, anode nitrogen flushing mouth, 32, negative electrode nitrogen flushing mouth, 33, cooling water outlet, 34, thermometer, 35, the outlet of anode fluorine gas, 36, cathodic hydrogen outlet, 37, hydrogen fluoride charging opening.
Embodiment
The present embodiment is the device of warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in a kind of utilization, and it comprises: entrance of cooling water (19), cell body (20), negative electrode window shutter (21), cooling water circulation pipe (22), anode barrier film (24), groove lid (25), bolt combination part (26), seal box subassembly (28), anode rod (29), electrolytic solution charging opening (30), cooling water outlet (33), anode fluorine gas outlet (35), cathodic hydrogen outlet (36), hydrogen fluoride charging opening (37), it also comprises: carbon plate (23), suspension rod (27), anode nitrogen flushing mouth (31), negative electrode nitrogen flushing mouth (32), thermometer (34), described cell body (20) left side is provided with entrance of cooling water (19), right side is provided with cooling water outlet (33), described cell body (20) top is provided with groove lid (25), described groove lid (25) is fixedly connected with cell body by bolt combination part (26), on groove lid (25), be from left to right respectively equipped with two groups and amount to eight for placing the guide hole of anode rod (29), in guide hole, be fixedly connected with seal box assembly (28), anode rod (29) is fixing by seal box assembly (28), top, groove lid (25) left side is provided with electrolytic solution charging opening (30), positive column, below, left side is provided with anode nitrogen flushing mouth (31), cathodic area is provided with negative electrode nitrogen flushing mouth (32), positive column, top, groove lid (25) right side is provided with anode fluorine gas outlet (35), cathodic area is provided with cathodic hydrogen outlet (36), and cathodic area, below, right side is provided with the hydrogen fluoride charging opening (37) of the hydrogen fluoride external feeding pipe for inserting cell body (20), groove lid (25) left and right sides is respectively equipped with suspension rod (27), described anode barrier film (24) is welded on the internal surface of groove lid (25), in cell body (20) inside, each group anode rod (29) below is equipped with carbon plate (23), between anode rod (29) and carbon plate (23), be provided with cooling water circulation pipe (22) simultaneously, described negative electrode window shutter (21) is arranged at every group of carbon plate (23) both sides, and described thermometer (34) is arranged at cell body (20) bosom position.
The utility model is by cell body (20), groove lid (25), anode rod (29), carbon plate (23) and anode barrier film (24), negative electrode window shutter (21) and the large module composition of cooling water circulation pipe (22) seven.Liquid-fluorination hydrogen or gaseous hydrogen fluoride enter cell body (20) by hydrogen fluoride charging opening (37), and cell body is loaded with molten electrolyte in (20), and electrolytic solution starts electrolysis of hydrogen fluoride, K the in the situation that of energising
+ion and F
-under the effect of applying direct current electric field, there is well-regulated displacement, both K in ion
+be that negative electrode window shutter (21) rich surface is long-pending to negative electrode, F
-anode is that carbon plate (23) rich surface is long-pending, and wherein K generates KF and emits H with HF effect immediately, two H composition H
2export (36) from negative electrode window shutter (21) surface escaping electrolytic solution by cathodic hydrogen and enter next process, two F composition F
2enter next process from rich the amassing by anode fluorine gas outlet (35) of carbon plate (23) surface escaping electrolytic solution anode barrier film (24).Electrolyzer can be emitted a large amount of heat in the process of electrolysis, can be by cooling water circulation pipe (22) to its cooling, and when nitrogen is joined in electrolyzer maintenance, nitrogen enters respectively electrolyzer anode and cathode space by anode nitrogen flushing mouth (31) and negative electrode nitrogen flushing mouth (32).The device that utilizes this Novel middle-temperature electrolytic tank electrolysis hydrogen fluoride production fluorine gas, each component concentration is in table 2
Table 2 electrolyzer outlet fluorine gas and other component concentration
The fluorine gas purity of producing by this device can rise to more than 94%, provides the more fluorine gas raw material of high-quality for producing fluorine chemical product.To produce 1 ton of fluorine gas gas purity as 94% as example, it is that 0.63KG calculates that every 1KA electric current produces fluorine gas amount, the current consumption of 1 ton of fluorine gas gas of the every production of former electrolyzer is 1000Kg ÷ 0.63Kg/KA × 12V=19048KW, the current consumption of 1 ton of fluorine gas gas of the every production of novel electrolyzer is 1000Kg ÷ 0.63Kg/KA × 11V=17457KW, 19048KW-17457KW=1591KW, thus can power saving 8.35%, if every 1KW, by 1 yuan of calculating of electricity price, can save 1591 yuan, be that 1000 tons of fluorine gas calculating can be saved 159.1 ten thousand yuan by annual production, can save thus energy consumption cost up to a million, for fluorine chemical industry has been created better economic benefit, and electrolytic efficiency is high, good effect of heat exchange, energy consumption is low, easy to operate.
Claims (3)
1. a device for warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in utilization, it comprises: entrance of cooling water (19), cell body (20), negative electrode window shutter (21), cooling water circulation pipe (22), anode barrier film (24), groove lid (25), bolt combination part (26), seal box subassembly (28), anode rod (29), electrolytic solution charging opening (30), cooling water outlet (33), anode fluorine gas outlet (35), cathodic hydrogen outlet (36), hydrogen fluoride charging opening (37), is characterized in that it also comprises: carbon plate (23), suspension rod (27), anode nitrogen flushing mouth (31), negative electrode nitrogen flushing mouth (32), thermometer (34), described cell body (20) left side is provided with entrance of cooling water (19), right side is provided with cooling water outlet (33), described cell body (20) top is provided with groove lid (25), described groove lid (25) is fixedly connected with cell body by bolt combination part (26), on groove lid (25), be from left to right respectively equipped with two groups and amount to eight for placing the guide hole of anode rod (29), in guide hole, be fixedly connected with seal box assembly (28), anode rod (29) is fixing by seal box assembly (28), top, groove lid (25) left side is provided with electrolytic solution charging opening (30), positive column, below, left side is provided with anode nitrogen flushing mouth (31), cathodic area is provided with negative electrode nitrogen flushing mouth (32), positive column, top, groove lid (25) right side is provided with anode fluorine gas outlet (35), cathodic area is provided with cathodic hydrogen outlet (36), and cathodic area, below, right side is provided with the hydrogen fluoride charging opening (37) of the hydrogen fluoride external feeding pipe for inserting cell body (20), described anode barrier film (24) is welded on the internal surface of groove lid (25), in cell body (20) inside, each group anode rod (29) below is equipped with carbon plate (23), between anode rod (29) and carbon plate (23), be provided with cooling water circulation pipe (22), described negative electrode window shutter (21) is arranged at every group of carbon plate (23) both sides simultaneously.
2. the device of warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in a kind of utilization as claimed in claim 1, is characterized in that described groove lid (25) left and right sides is respectively equipped with suspension rod (27).
3. the device of warm electrolytic tank electrolysis hydrogen fluoride production fluorine gas in a kind of utilization as claimed in claim 1, is characterized in that described thermometer (34) is arranged at cell body (20) bosom position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320720486.7U CN203613268U (en) | 2013-11-15 | 2013-11-15 | Device for producing fluorine through electrolyzing hydrogen fluoride by utilizing medium-temperature electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320720486.7U CN203613268U (en) | 2013-11-15 | 2013-11-15 | Device for producing fluorine through electrolyzing hydrogen fluoride by utilizing medium-temperature electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203613268U true CN203613268U (en) | 2014-05-28 |
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ID=50765924
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320720486.7U Expired - Lifetime CN203613268U (en) | 2013-11-15 | 2013-11-15 | Device for producing fluorine through electrolyzing hydrogen fluoride by utilizing medium-temperature electrolytic cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203613268U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637284A (en) * | 2016-12-28 | 2017-05-10 | 中核四0四有限公司 | Screw hole impregnation method and device of carbon anode plate for moderate-temperature electrolysis fluorite preparing |
| CN113026034A (en) * | 2021-02-27 | 2021-06-25 | 福建德尔科技有限公司 | Novel electrolytic tank for hydrogen fluoride electrolysis |
-
2013
- 2013-11-15 CN CN201320720486.7U patent/CN203613268U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637284A (en) * | 2016-12-28 | 2017-05-10 | 中核四0四有限公司 | Screw hole impregnation method and device of carbon anode plate for moderate-temperature electrolysis fluorite preparing |
| CN106637284B (en) * | 2016-12-28 | 2018-07-06 | 中核四0四有限公司 | A kind of medium temperature electrolysis Carbon anode for fluorine production plate screw hole dipping method and device |
| CN113026034A (en) * | 2021-02-27 | 2021-06-25 | 福建德尔科技有限公司 | Novel electrolytic tank for hydrogen fluoride electrolysis |
| CN113026034B (en) * | 2021-02-27 | 2022-02-01 | 福建德尔科技有限公司 | Novel electrolytic tank for hydrogen fluoride electrolysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215152 Anmin Road, Panyang Industrial Park, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Jinhong Gas Co.,Ltd. Address before: 215143 No. 6 Anmin Road, Panyang Industrial Park, Huangduo Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU JINHONG GAS Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
|
| CX01 | Expiry of patent term |