CN205528520U - Purification device is refine to chromatographic grade pure alcohol - Google Patents
Purification device is refine to chromatographic grade pure alcohol Download PDFInfo
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- CN205528520U CN205528520U CN201620132522.1U CN201620132522U CN205528520U CN 205528520 U CN205528520 U CN 205528520U CN 201620132522 U CN201620132522 U CN 201620132522U CN 205528520 U CN205528520 U CN 205528520U
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Abstract
The utility model provides a purification device is refine to chromatographic grade pure alcohol, including the adsorber that is filled with the molecular sieve and with the rectifying column of adsorber pipe connection, the bottom of rectifying column is equipped with heating device, the upper portion of rectifying column is equipped with the feed inlet, and one side of rectifying column is equipped with waste outlet, and the gas outlet of rectifying column is pipe connection cooler and return tank in proper order, the inner chamber of return tank is equipped with qualified passageway of purity and the qualified passageway of non -, the liquid outlet of cooler is connected respectively to the qualified passageway of qualified passageway of purity and non - through first valve and second valve, it detects the sensor to be equipped with purity on the cooler, purity detects sensor, first valve and second valve and all is connected with the controller electricity, the lower extreme of the qualified passageway of non - passes through the backward flow mouth of pump body connection rectifying column. The utility model discloses a process has been simplified to the aspect, has practiced thrift the cost, has guaranteed product quality, on the other hand can judge and separate qualified material of purity and the qualified material of non - automatically, and labour saving and time saving improves work efficiency greatly.
Description
Technical field
This utility model relates to a kind of solvent purifying device, particularly a kind of chromatographic grade dehydrated alcohol polishing purification device.
Background technology
Chromatorgaphy reagent refers to the chemical reagent prepared for chromatography, chromatographic isolation, chromatograph.Because chromatograph kind is many, process is complicated, therefore again chromatorgaphy reagent is categorized into various different chromatorgaphy reagent such as: gas chromatogram reagent, high pressure liquid chromatography reagent, reagent for thin-layer chromatography, column chromatography chromatogram reagent, chromatography of ions reagent, Ion-pair chromalography reagent etc..Ethanol, as a kind of reagents for high performance liquid chromatography, for liquid-phase chromatographic analysis, is extensively applied in fields such as medication chemistry, check analysis, detections.
The most commonly used ethyl alcohol purification method is: industrial alcohol is direct rectification after potassium permanganate and NaOH pretreatment, the device used mainly includes adsorber and rectifying column, owing to molecular sieve can adsorb the first alcohol and water of trace in ethanol, therefore it is used for the pretreatment before industrial alcohol purifies；Rectification be a kind of utilize backflow make liquid mixture obtain high-purity separate distillating method, be commercial Application widest liquid mixture lock out operation.
Existing rectifying device operation is loaded down with trivial details, and equipment is more, and as heating is carried out in different equipment respectively from rectification, and rectifying device is relatively big, affects space utilization, cost of idleness, and product quality can not be guaranteed simultaneously；It addition, reflux can not automatic decision separation purity qualified material and non-qualified material, waste time and energy, work efficiency is low.
Utility model content
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art to provide a kind of simple to operate, time saving and energy saving, the chromatographic grade dehydrated alcohol polishing purification device that work efficiency is high.
The technical solution of the utility model is: a kind of chromatographic grade dehydrated alcohol polishing purification device, including the adsorber being filled with molecular sieve and the rectifying column being connected with adsorber pipeline；The bottom of described rectifying column is provided with heater；The top of described rectifying column is provided with charging aperture, and the side of rectifying column is provided with waste outlet, and the gas outlet of rectifying column pipeline successively connects cooler and return tank；The inner chamber of described return tank is provided with the qualified passage of purity and non-qualified passage, the qualified passage of described purity and non-qualified passage and is connected the liquid outlet of cooler respectively by the first valve and the second valve；Described cooler is provided with purity detecting sensor, and described purity detecting sensor, the first valve and the second valve are all electrically connected with the controller；The lower end of described non-qualified passage connects the refluxing opening of rectifying column by the pump housing.
Further, the top of described rectifying column is provided with temperature sensor and pressure transducer, described temperature sensor and the input of pressure transducer connection controller.
Further, being provided with liquid level sensor in described return tank, liquid level sensor connects the input of controller.
Further, the bottom of the qualified passage of described purity is provided with adopts material mouth, described in adopt material mouth and the qualified passage of purity between the 3rd valve, described 3rd valve connect controller outfan.
Further, described heater is heating in water bath, and the gas outlet of heater side connects the air intake of rectifying column.
Further, the inwall of described return tank is stainless steel.
Further, the upside of described return tank is provided with and unloads pressure gate.
Further, described molecular sieve is 3A molecular sieve.
Further, described controller is PLC.
The beneficial effects of the utility model: carry out by heating is concentrated in rectifying column with rectification so that being fully used in the space in rectifying column, has both simplified operation, saved cost, in turn ensure that product quality；Coordinated with controller by purity detecting sensor, the first valve, the second valve, it is possible to automatic decision separation purity qualified material and non-qualified material, time saving and energy saving, it is greatly improved work efficiency；Coordinated with controller by liquid level sensor, the 3rd valve, it is possible to prevent the liquid excess in return tank, it is to avoid dangerous generation；By the control of PLC, it is possible to monitoring device ruuning situation timely and accurately, accurately and timely fixing a breakdown, simple and convenient, efficiency is high；Unload pressure gate by being provided with in the upside of return tank, prevent pressure in return tank excessive, it is to avoid dangerous generation.
Accompanying drawing explanation
Fig. 1 is the structural representation sketch of this utility model embodiment.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, this utility model is described in further details.
As shown in Figure 1: a kind of chromatographic grade dehydrated alcohol polishing purification device, including the adsorber 1 being filled with molecular sieve and the rectifying column 2 being connected with adsorber 1 pipeline；The bottom of rectifying column 2 is provided with heater 3；The top of rectifying column 2 is provided with charging aperture 21, and the side of rectifying column 2 is provided with waste outlet 22, and gas outlet 23 pipeline successively of rectifying column 2 connects cooler 4 and return tank 5；The inner chamber of return tank 5 is provided with the qualified passage of purity 51 and non-qualified passage 52, the qualified passage of purity 51 and non-qualified passage 52 and is connected the liquid outlet of cooler 4 respectively by the first valve 511 and the second valve 521；Cooler 4 is provided with purity detecting sensor 41, and purity detecting sensor the 41, first valve 511 and the second valve 521 are all electrically connected with the controller；The lower end of non-qualified passage 52 connects the refluxing opening of rectifying column 2 by delivery pump 522.
Specifically, molecular sieve is 3A molecular sieve, for adsorbing contaminant, such as the first alcohol and water etc. of trace in absorption dehydrated alcohol.Dehydrated alcohol after filtering is evacuated in the cavity 24 of rectifying column 2 by charging aperture 21 by vacuum again.
The lower section of cavity 24 is provided with heater 3, heater 3 is heating in water bath, heater 3 side is provided with gas outlet 31, this gas outlet 31 connects the air intake 25 of rectifying column 2, thermogenetic gas will be added it will be delivered to the inner chamber 24 of rectifying column 2, make gas be fully contacted with liquid, carry out rectification circulation, substantially increase the organic efficiency of steam.The side of cavity 24 is provided with waste outlet 22, for being collected by the material passed into disuse, to avoid causing to external world air pollution.
Cooler 4 is for being cooled to liquid by the gas of output in rectifying column 2, the gas that in rectifying column 2, rectification goes out is detected by purity detecting sensor 41 after cooling, detect qualified after send qualifying signal to controller, controlled the first valve 511 by controller to open, then detect in qualified liquid automatically flows into the qualified passage of purity 51 and store；If detecting defective, then send defective signal to controller, controlled the second valve 521 by controller to open, then detect underproof liquid and automatically flow in non-qualified passage 52, by delivery pump 522, underproof liquid is continued rectification in refluxing opening squeezes into rectifying column 2 again, until qualified.
Being provided with liquid level sensor in return tank 5, liquid level sensor connects the input of controller.Liquid level sensor, for detecting the liquid level amount in the qualified passage of return tank moderate purity 51, prevents liquid excess, it is to avoid dangerous generation.If the higher limit that amount of liquid exceedes setting detected, then controlled the 3rd valve opening by controller, through adopting material mouth 53 by qualified liquid acquisition out.
The top of rectifying column 2 is additionally provided with temperature sensor 26 and pressure transducer 27, for detecting the temperature in rectifying column 2 and pressure, prevents from causing the injuries such as blast owing to temperature is too high or pressure is excessive.Temperature sensor 26 and pressure transducer 27 connect the input of controller.
Controller in the present embodiment is PLC, by the control of PLC, it is possible to monitoring device ruuning situation timely and accurately, accurately and timely fixes a breakdown, simple and convenient, and efficiency is high.
In the present embodiment, the inwall of return tank 5 is stainless steel, also can arrange anticorrosive coat at the inwall of return tank 5, prevents the material corrosion to return tank further, increases the service life.
The upside of return tank 5 is provided with unloads pressure gate, prevents pressure in return tank 5 excessive, it is to avoid dangerous generation, once the excessive holding capacity exceeding return tank 5 of pressure, unloads pressure gate and then automatically turns on, be greatly improved safety.
The use process of the present embodiment is: the impurity first being filtered in dehydrated alcohol by the adsorber 1 being filled with molecular sieve, dehydrated alcohol after filtering again is sent in rectifying column 2 by charging aperture, heating in water bath is carried out by heater 3, and by the temperature and pressure in temperature sensor 26 and the real-time test chamber 24 of pressure transducer 27, add thermogenetic gas to be again introduced in rectifying column 2, light materials in rectifying column 2 rises, heavy substance declines, light materials enters cooler 4, liquid is become by gas, simultaneously through the detection of purity detecting sensor 41, if material is qualified, store in then automatically flowing into the qualified passage of purity 51；If detecting defective, then automatically flowing in non-qualified passage 52, by delivery pump 522, underproof liquid being continued rectification in refluxing opening squeezes into rectifying column 2 again, until qualified；Liquid level sensor in return tank 5 detects the liquid level amount in the return tank 5 qualified passage of moderate purity 51 in real time, if the higher limit that liquid level amount exceedes setting detected, is then controlled the 3rd valve opening by controller, through adopting material mouth 53 by qualified liquid acquisition out.
The present embodiment is carried out by heating being concentrated in rectifying column 2 with rectification so that being fully used in the space in rectifying column 2, has both simplified operation, saved cost, in turn ensure that product quality；By coordinating of purity detecting sensor the 41, first valve the 511, second valve 521 and controller, it is possible to automatic decision separation purity qualified material and non-qualified material, time saving and energy saving, it is greatly improved work efficiency；Coordinated with controller by liquid level sensor, the 3rd valve, it is possible to prevent the liquid excess in return tank 5, it is to avoid dangerous generation；By the control of PLC, it is possible to monitoring device ruuning situation timely and accurately, accurately and timely fixing a breakdown, simple and convenient, efficiency is high；Unload pressure gate by being provided with in the upside of return tank 5, prevent pressure in return tank 5 excessive, it is to avoid dangerous generation.
Claims (9)
1. a chromatographic grade dehydrated alcohol polishing purification device, it is characterised in that include the adsorber being filled with molecular sieve and the rectifying column being connected with adsorber pipeline；The bottom of described rectifying column is provided with heater；The top of described rectifying column is provided with charging aperture, and the side of rectifying column is provided with waste outlet, and the gas outlet of rectifying column pipeline successively connects cooler and return tank；The inner chamber of described return tank is provided with the qualified passage of purity and non-qualified passage, the qualified passage of described purity and non-qualified passage and is connected the liquid outlet of cooler respectively by the first valve and the second valve；Described cooler is provided with purity detecting sensor, and described purity detecting sensor, the first valve and the second valve are all electrically connected with the controller；The lower end of described non-qualified passage connects the refluxing opening of rectifying column by the pump housing.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1, it is characterised in that the top of described rectifying column is provided with temperature sensor and pressure transducer, described temperature sensor and pressure transducer and connects the input of controller.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that be provided with liquid level sensor in described return tank, liquid level sensor connects the input of controller.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 3, it is characterised in that the bottom of the qualified passage of described purity is provided with adopts material mouth, described in adopt material mouth and the qualified passage of purity between the 3rd valve, described 3rd valve connect controller outfan.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that described heater is heating in water bath, the gas outlet of heater side connects the air intake of rectifying column.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that the inwall of described return tank is stainless steel.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that the upside of described return tank is provided with unloads pressure gate.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that described molecular sieve is 3A molecular sieve.
Chromatographic grade dehydrated alcohol polishing purification device the most according to claim 1 and 2, it is characterised in that described controller is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620132522.1U CN205528520U (en) | 2016-02-22 | 2016-02-22 | Purification device is refine to chromatographic grade pure alcohol |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620132522.1U CN205528520U (en) | 2016-02-22 | 2016-02-22 | Purification device is refine to chromatographic grade pure alcohol |
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| CN205528520U true CN205528520U (en) | 2016-08-31 |
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| CN201620132522.1U Active CN205528520U (en) | 2016-02-22 | 2016-02-22 | Purification device is refine to chromatographic grade pure alcohol |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107362567A (en) * | 2017-08-29 | 2017-11-21 | 湖北工程学院 | A kind of distillation system and solvent purification system |
| CN108970161A (en) * | 2018-07-20 | 2018-12-11 | 协建（江苏）智能装备有限公司 | A kind of chemical industry rectifier unit |
-
2016
- 2016-02-22 CN CN201620132522.1U patent/CN205528520U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107362567A (en) * | 2017-08-29 | 2017-11-21 | 湖北工程学院 | A kind of distillation system and solvent purification system |
| CN108970161A (en) * | 2018-07-20 | 2018-12-11 | 协建（江苏）智能装备有限公司 | A kind of chemical industry rectifier unit |
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