CN103083998B - Simple solvent purification device and treatment method thereof - Google Patents
Simple solvent purification device and treatment method thereof Download PDFInfo
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- CN103083998B CN103083998B CN201310065470.1A CN201310065470A CN103083998B CN 103083998 B CN103083998 B CN 103083998B CN 201310065470 A CN201310065470 A CN 201310065470A CN 103083998 B CN103083998 B CN 103083998B
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Abstract
The invention discloses a simple solvent purification device and a treatment method thereof, which solve the problem devices are high in manufacturing cost and troublesome in operation in the prior art. The simple solvent purification device disclosed by the invention comprises a liquid storage tank, a purification column, a filter and a connecting device, wherein the liquid storage tank is used for storing a solvent, the purification column is connected with the liquid storage tank and used for purifying the solvent, the filter is connected with the purification column and used for filtering solid particles in the solvent, and the connecting device is connected with the filter and used for conveying the treated solvent. The invention also provides a treatment method of the simple solvent purification device. According to the device and the method, devices such as vacuum pumps and chemical resistance pumps are not adopted, but only inert gas is adopted as working gas and washing gas, so that the device is simple, the manufacturing cost and the application cost of the device are both greatly reduced, and the operation of the device is also quite simple.
Description
Technical field
The present invention relates to a kind of solvent purification apparatus and processing method thereof.
Background technology
The conventional following two kinds of modes in laboratory obtain anhydrous solvent at present, the one, traditional distillation mode: add the drier such as Anhydrous potassium carbonate, calcium sulfate, anhydrous calcium oxide to remove moisture content by absorption in solvent, or adopt lithium metal, sodium, potassium etc. to remove moisture content by chemical reaction, then obtain anhydrous solvent by the mode of distillation.Because most drier reactions are more violent, and part organic solvent itself is just unstable, thus the easy breaking out of fire of the method or blast, the method complicated operation, treatment effeciency is low, and agent treatment ability is little, is difficult to obtain the reagent of water content≤10ppm.
Another kind of purification method is directly to utilize the adsorbent absorption such as molecular sieve, activated alumina to dewater, and do not adopt distilling apparatus, as patent of invention CN101132843A, this patent partly consists of storage tank, chemical resistance pump, cartridge filter, vacuum source etc., by chemical resistance pump, storage tank and cartridge filter are connected to form to a circulating system, solvent is constantly removed the impurity such as water wherein, oxygen by cartridge filter, finally obtain anhydrous solvent and be stored in storage tank standbyly, utilize external vacuum source to purify the glassware of sampling.Although this patent has solved the problem of the ready access upon use of solvent, equipment has adopted the chemical resistance pump of motorized motions, also needs matched with vacuum pump in use, and device fabrication cost is high, and troublesome poeration.
Summary of the invention
The object of the present invention is to provide a kind of solvent purification apparatus and processing method thereof, in solution prior art, device fabrication cost is high, and the problem of troublesome poeration.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of solvent purification apparatus, comprise for storing the fluid reservoir of solvent, be connected with fluid reservoir and for the decontaminating column of purifying solvent, be connected with decontaminating column and for the filter of solid particle in filter solvents, and be connected with filter and for delivery of the jockey of the solvent after processing.
Further, the present invention also comprises and being connected with fluid reservoir and for the inert gas tank of inert gas is provided, and is connected with jockey and for collecting the gas sampling tank of tail gas.
Again further, described jockey is also connected with the liquid taking bottle of solvent for after collection and treatment, and described jockey is two pipelines, and a pipeline is connected with liquid taking bottle with filter respectively, another root pipeline one end is connected with liquid taking bottle, and the other end is connected with gas sampling tank.
Further, between described inert gas tank and fluid reservoir, be provided with liquid feeding triple valve, this liquid feeding triple valve is also connected with the waste gas row mouthful for combustion gas.
In addition, between described fluid reservoir and decontaminating column, be provided with the liquid feed valve that enters decontaminating column for controlling solvent.
In order better to realize the present invention, on the pipeline between described filter and liquid taking bottle, be also provided with for control get liquid measure get liquid triple valve, this is got liquid triple valve and is also communicated with inert gas tank.
As a kind of preferred, described gas sampling tank is also communicated with waste gas row mouthful; In described decontaminating column, be filled with one or more in molecular sieve, activated alumina and metal suboxide.
The processing method of above-mentioned a kind of solvent purification apparatus, comprises the following steps:
(1) forward the liquid feeding triple valve being connected with fluid reservoir to evacuate position, after the earth pressure release in fluid reservoir, pending solvent is joined in fluid reservoir, then, by switching the air on liquid feeding triple valve displacement fluid reservoir top, switching times is 3～5 times;
(2) forward liquid feeding triple valve to Inlet Position, again liquid feed valve is forwarded to feed liquor position, get liquid triple valve and forward fluid position to, then solvent enters decontaminating column under the pressure-acting of gas, in decontaminating column except after the impurity such as the oxygen in desolventizing, water, pass through again filter solids removed by filtration particle, obtain anhydrous and oxygen-free solvent, be i.e. desirable liquid.
Further, the concrete steps of getting liquid are: liquid taking bottle is connected on jockey, then will gets liquid triple valve and rotate to purge position, purge liquid taking bottle 5min, then will get liquid triple valve and rotate to and get liquid level and put, anhydrous and oxygen-free solvent just flows in liquid taking bottle.
Principle of the present invention is to utilize inert gas that the solvent in storage tank is pressed in decontaminating column, the H in solvent
2the strong adsorbate such as O is cleaned adsorbent absorption in post, and the impurity such as oxygen are removed by low oxide reaction, then pass through filter solids removed by filtration particle, obtain anhydrous and oxygen-free solvent, by jockey, are transported in liquid taking bottle and can be realized directly and taking.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) the present invention does not adopt the equipment such as vavuum pump and chemical resistance pump, and only adopt inert gas as working gas and washing gas, by the principle of air pressure, solvent is pressed in decontaminating column, rather than utilize vavuum pump, so reduced widely cost, its equipment is simpler, manufacturing cost and use cost have all reduced widely, and the operation of device is also quite simple;
(2) the present invention is provided with decontaminating column, can be under normal temperature condition except impurity such as the oxygen in desolventizing, water, can be by oxygen content≤500ppm, the raw material cleaning by solvent of water content≤1000ppm is to oxygen content≤1ppm, water content≤5ppm;
(3) the present invention is also provided with filter, its can except in desolventizing >=solid particulate matter of 0.3 μ m, guaranteed solid particulate matter in solvent;
(4) the present invention is simple in structure, cheap, easy to operate, is applicable to applying.
Accompanying drawing explanation
Fig. 1 is process chart of the present invention.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows: 1-fluid reservoir, 2-decontaminating column, 3-filter, 4-jockey, 5-inert gas tank, 6-gas sampling tank, 7-liquid taking bottle, 8-liquid feeding triple valve, 9-waste gas row mouthful, 10-liquid feed valve, 11-gets liquid triple valve.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figure 1, a kind of solvent purification apparatus, comprise for storing the fluid reservoir 1 of solvent, be connected with fluid reservoir and for the decontaminating column 2 except impurity such as the oxygen of desolventizing and water, be connected with decontaminating column and for the filter 3 of solid particulate matter in filter solvents, and be connected with filter and for delivery of the jockey 4 of solvent after processing, also comprise being connected with fluid reservoir and for the inert gas tank 5 of inert gas is provided, and be connected with jockey and for collecting the gas sampling tank 6 of tail gas.Described storage tank is also supporting a fast-assembling chuck, can facilitate add in real time solvent.Decontaminating column inside is filled with one or more in molecular sieve, activated alumina and metal suboxide, in order to impurity such as the oxygen except in desolventizing, water, as the low order metal oxide of preferred the present embodiment, selects low order manganese oxide; What deserves to be explained is that the present embodiment has only adopted one group of decontaminating column, but the present invention is not limited to this, adopts many group decontaminating column series connection purifying solvents, also belong to design of the present invention.
During solvent after needing collection and treatment, only need the extra liquid taking bottle of preparing, specifically being set to described jockey is connected with the liquid taking bottle 7 for solvent after collection and treatment, described jockey is two pipelines, a pipeline is connected with liquid taking bottle with filter respectively, another root pipeline one end is connected with liquid taking bottle, and the other end is connected with gas sampling tank.After cleaning by solvent, first with inert gas, liquid taking bottle is blown afloat, the air in liquid taking bottle is all blown out, and then collect solvent.
In order conveniently to control the storage tank that enters of solvent, and for convenient waste gas of discharging in storage tank, between described inert gas tank and fluid reservoir, be provided with liquid feeding triple valve 8, this liquid feeding triple valve is also connected with the waste gas row mouth 9 for combustion gas.
In order to control solvent, enter decontaminating column, between described fluid reservoir and decontaminating column, be provided with the liquid feed valve 10 that enters decontaminating column for controlling solvent.
In order better to realize the present invention, on the pipeline between described filter and liquid taking bottle, be also provided with for control get liquid measure get liquid triple valve 11, this is got liquid triple valve and is also communicated with inert gas tank.
The processing method of above-mentioned a kind of solvent purification apparatus, comprises the following steps:
Solvent adds: forward the liquid feeding triple valve being connected with fluid reservoir to evacuate position, after the earth pressure release in fluid reservoir, the nut of unscrewing fast-assembling chuck takes off fast-assembling chuck, open solvent filling opening, appropriate pending solvent is joined in fluid reservoir, then connect fast-assembling chuck, fastening nut, then by switching the air on liquid feeding triple valve displacement fluid reservoir top, switching times is 3～5 times;
Cleaning by solvent: forward liquid feeding triple valve to Inlet Position, again liquid feed valve is forwarded to feed liquor position, get liquid triple valve and forward fluid position to, then solvent passes through decontaminating column under the pressure-acting of gas, after the impurity such as the oxygen in desolventizing, water, pass through again filter solids removed by filtration particle, obtain anhydrous and oxygen-free solvent, be i.e. desirable liquid.
Get liquid mode: supporting liquid taking bottle is connected on jockey, to get again liquid triple valve and rotate to purge position, purge liquid taking bottle 5min, then will get liquid triple valve and rotate to and get liquid level and put, anhydrous and oxygen-free solvent just flows in liquid taking bottle, for subsequent analysis and.
The present invention can be by oxygen content≤500ppm, and the cleaning by solvent of water content≤1000ppm is to oxygen content≤1ppm, water content≤5ppm, simultaneously can also except in desolventizing >=solid particulate matter of 0.3 μ m; And present device manufacturing cost is lower, and the operation of each device is also very simple, is suitable for promoting.
According to above-described embodiment, just can realize well the present invention.What deserves to be explained is; under prerequisite based on above-mentioned design, for solving same technical problem, even if some that make in the present invention are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (7)
1. a solvent purification apparatus, it is characterized in that, comprise the fluid reservoir (1) for storing solvent, be connected with fluid reservoir (1) and for the decontaminating column (2) of purifying solvent, be connected with decontaminating column (2) and for the filter (3) of solid particle in filter solvents, and be connected with filter (3) and for delivery of the jockey (4) of the solvent after processing; Also comprise being connected with fluid reservoir (1) and for the inert gas tank (5) of inert gas is provided, and be connected with jockey (4) and for collecting the gas sampling tank (6) of tail gas;
Wherein, described jockey (4) is also connected with the liquid taking bottle (7) of solvent for after collection and treatment, described jockey (4) is two pipelines, a pipeline is connected with liquid taking bottle (7) with filter (3) respectively, another root pipeline one end is connected with liquid taking bottle (7), and the other end is connected with gas sampling tank (6);
Between described inert gas tank (5) and fluid reservoir (1), be provided with liquid feeding triple valve (8), this liquid feeding triple valve (8) is also connected with the waste gas row mouthful (9) for combustion gas.
2. a kind of solvent purification apparatus according to claim 1, is characterized in that, is provided with the liquid feed valve (10) that enters decontaminating column (2) for controlling solvent between described fluid reservoir (1) and decontaminating column (2).
3. a kind of solvent purification apparatus according to claim 2, it is characterized in that, on pipeline between described filter (3) and liquid taking bottle (7), be also provided with for control get liquid measure get liquid triple valve (11), this is got liquid triple valve (11) and is also communicated with inert gas tank (5).
4. a kind of solvent purification apparatus according to claim 3, is characterized in that, described gas sampling tank (6) is also communicated with waste gas row mouthful (9).
5. according to a kind of solvent purification apparatus described in claim 1～4 any one, it is characterized in that, in described decontaminating column (2), be filled with one or more in molecular sieve, activated alumina and metal suboxide.
6. the processing method of a kind of solvent purification apparatus described in claim 1～5 any one, is characterized in that, comprises the following steps:
(1) forward the liquid feeding triple valve being connected with fluid reservoir to evacuate position, after the earth pressure release in fluid reservoir, pending solvent is joined in fluid reservoir, then, by switching the air on liquid feeding triple valve displacement fluid reservoir top, switching times is 3～5 times;
(2) forward liquid feeding triple valve to Inlet Position, again liquid feed valve is forwarded to feed liquor position, get liquid triple valve and forward fluid position to, then solvent enters decontaminating column under the pressure-acting of gas, in decontaminating column except after the impurity such as the oxygen in desolventizing, water, pass through again filter solids removed by filtration particle, obtain anhydrous and oxygen-free solvent, be i.e. desirable liquid.
7. the processing method of a kind of solvent purification apparatus according to claim 6, it is characterized in that, the concrete steps of getting liquid are: liquid taking bottle is connected on jockey, to get again liquid triple valve and rotate to purge position, purge liquid taking bottle 5min, then will get liquid triple valve and rotate to and get liquid level and put, anhydrous and oxygen-free solvent just flows in liquid taking bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310065470.1A CN103083998B (en) | 2013-03-01 | 2013-03-01 | Simple solvent purification device and treatment method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310065470.1A CN103083998B (en) | 2013-03-01 | 2013-03-01 | Simple solvent purification device and treatment method thereof |
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| CN103083998A CN103083998A (en) | 2013-05-08 |
| CN103083998B true CN103083998B (en) | 2014-12-03 |
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| CN109821276A (en) * | 2019-04-04 | 2019-05-31 | 北京建强伟业科技有限公司 | Small-sized solvent purification system |
| CN115501683A (en) * | 2022-10-24 | 2022-12-23 | 济南新材料产业技术研究院 | Gas-shielded negative-pressure solvent filtering device and method |
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| EP1855773B1 (en) * | 2005-03-04 | 2013-11-06 | Wems, Inc. | Method and system for solvent purification |
| CN200960417Y (en) * | 2006-10-19 | 2007-10-17 | 同济大学 | Device for removing sodium ion from organic solvent |
| JP5085954B2 (en) * | 2007-02-23 | 2012-11-28 | スリーエム イノベイティブ プロパティズ カンパニー | Purification method, purification device and cleaning device for fluorine-containing solvent-containing solution |
| CN101773749B (en) * | 2010-03-01 | 2012-08-22 | 新疆石油学院 | Method for purifying polyol for preventing natural gas from freezing and dehydrating natural gas and equipment |
| CN202555005U (en) * | 2012-05-11 | 2012-11-28 | 山东鸿正电池材料科技有限公司 | Parallel-type organic solvent water removal system |
| CN102863615B (en) * | 2012-10-02 | 2014-02-19 | 上海会博新材料科技有限公司 | Deep dehydration device for solvent for para-aramid polymerization |
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Inventor after: Yuan Xin Inventor after: Zhao Jie Inventor after: Wang Biao Inventor after: Xu Jing Inventor after: Li Wanying Inventor after: Wang Xiaorong Inventor after: Zhang Wengang Inventor after: Hao Jianfeng Inventor after: Qin Nan Inventor after: Zhang Chi Inventor after: Zhang Rui Inventor before: Wang Kuiling Inventor before: Wei Qiang Inventor before: Luo Qiang Inventor before: Xiong Yi |
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Effective date of registration: 20180503 Address after: 710000 Fengcheng two road, economic and Technological Development Zone, Weiyang District, Xi'an, Shaanxi, and 2206 room, B1 block, Hai Jing international road, Wen Jing Road. Patentee after: Xi'an Xu Jing renewable resources Ltd. Address before: 610000 Yuet Lai street, Longquanyi District, Chengdu, Sichuan, 98 Patentee before: Chengdu Guangya Technology Co., Ltd. |
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Granted publication date: 20141203 Termination date: 20200301 |
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