CN204637614U - For the purifying plant of dithyl sulfate - Google Patents
For the purifying plant of dithyl sulfate Download PDFInfo
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- CN204637614U CN204637614U CN201520127682.2U CN201520127682U CN204637614U CN 204637614 U CN204637614 U CN 204637614U CN 201520127682 U CN201520127682 U CN 201520127682U CN 204637614 U CN204637614 U CN 204637614U
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- receiver
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Abstract
The utility model discloses a kind of purifying plant for dithyl sulfate, it comprises chemical membrane pump, constant temperature bath, glass assembly and PC terminal etc., belongs to field of chemical equipment.The beneficial effects of the utility model are: the utility model is rational in infrastructure, easy to use, output capacity is high, temperature-controlled precision is high, system vacuum is high, condensate temperature can set, can control vacuum and temperature by intelligent acquisition.Be convenient to mobile, field of employment is unrestricted, greatly alleviates the labour intensity of operating personnel, increases work efficiency, and reduces the occupational hazards of toxic reagent to field operation personnel.
Description
Technical field
The utility model relates to technical field of chemical, is specifically related to a kind of purifying plant for dithyl sulfate.
Background technology
Dithyl sulfate is a kind of colourless oil liquid, has chemical toxicity, sees that light easily slowly decomposes, thus makes the decline of its purity, acid number increase, cannot meet instructions for use, therefore must carry out purification processes to it before use.
Dithyl sulfate is purified and is adopted reduced pressure distillation process, existing purifying plant is the simple and easy distilling apparatus in laboratory, fit together before using, although this device is simple, but because the technical merit of operating personnel is different, at every turn cannot the technological parameter of accurate control system to realize effective separation to dithyl sulfate, therefore be difficult to obtain relatively consistent rectifying result, in addition, when in material component, low boiler cut is more, heating-up temperature instability is easy to cause rectifying failure, simultaneously because each experiment condition is restive, distillation number of times is indefinite, and then cause purification efficiency low, yield is low, in addition dithyl sulfate toxicity is large, technological process is longer, then larger to the murder by poisoning of operating personnel.
Utility model content
The utility model overcomes simple and easy distilling apparatus in prior art, and to there is purification rate low, large deficiency is poisoned to operating personnel, there is provided a kind of and dithyl sulfate can be purified to required purity, reduce acid number simultaneously, make it meet the purifying plant for dithyl sulfate of the technical requirement used.
For achieving the above object, the utility model is by the following technical solutions:
For a purifying plant for dithyl sulfate, it comprises control cabinet, constant temperature bath, thermostatic water-circulator bath, chemical membrane pump and glass assembly, described glass assembly comprises kirschner still head, described kirschner still head top is provided with the first still head and props up mouth and after-fractionating head props up mouth, bottom is provided with the 3rd still head and props up mouth and the 4th still head props up mouth, described first still head props up in mouth and is fitted with the first RTD, described after-fractionating head props up in mouth and is fitted with the second RTD, described first RTD and the second RTD are all electrically connected with control cabinet, described kirschner still head props up mouth by the 3rd still head and is communicated with rectifying column, prop up mouth by the 4th still head and be communicated with serpentine condenser, described rectifying column is electrically connected with control cabinet, described rectifying column one end is communicated with three mouthfuls of cucurbits, described three mouthfuls of cucurbits are placed in constant temperature bath, be provided with the first cucurbit successively above described three mouthfuls of cucurbits and prop up mouth, after-fractionating bottle props up mouth and the 3rd cucurbit props up mouth, described three mouthfuls of cucurbits prop up mouth by after-fractionating bottle and are communicated with rectifying column, described first cucurbit props up in mouth and is fitted with the 3rd RTD, described 3rd RTD is electrically connected with constant temperature bath, described 3rd cucurbit props up in mouth and is fitted with the 4th RTD, described 4th RTD is electrically connected with control cabinet, thermostatic water-circulator bath is provided with below described serpentine condenser, described serpentine condenser one end is communicated with backflow receiver, described backflow receiver is provided with the first backflow receiver and props up mouth, second backflow receiver props up mouth and the 3rd backflow receiver props up mouth, described backflow receiver props up mouth by the first backflow receiver and is communicated with serpentine condenser, described second backflow receiver props up on mouth and is communicated with chemical membrane pump, described 3rd backflow receiver props up on mouth and is communicated with receiving bottle, described control cabinet is electrically connected with PC terminal, described PC terminal is electrically connected with chemical membrane pump, described constant temperature bath surface is provided with constant temperature bath controller.
In the technical program, first dithyl sulfate stoste is added in three cucurbits, prop up mouth and the 3rd cucurbit at the first cucurbit respectively to prop up in mouth and insert the 3rd RTD and the 4th RTD, 3rd RTD is electrically connected with constant temperature bath, for the stoste collected temperature data is delivered to constant temperature bath, constant temperature bath effectively regulates the temperature of three mouthfuls of cucurbits according to temperature data, 4th RTD is electrically connected with control cabinet, for the stoste collected temperature data is delivered to control cabinet, then rectifying column is electrically connected with control cabinet by data wire, rectifying column selects electrified heating to be incubated smart fluidization tower, by data wire, temperature data is transferred to control cabinet, thus the temperature of rectifying column is regulated by control cabinet, filling glass spring filler in rectifying column, on connect kirschner still head, under connect three mouthfuls of cucurbits, first still head at kirschner still head top props up mouth and after-fractionating head and props up mouth and insert the first RTD and the second RTD respectively, first RTD is connected with control cabinet by data wire with the second RTD, the temperature collecting still head and prop up mouth is transferred to control cabinet, precision can reach 0.1 DEG C, serpentine condenser length is 50cm, internal condensation pipe precision dish knot, cooling water capacity reaches, best condensation effect can be reached, thermostatic water-circulator bath is used for the cold serpentine condenser cooler-water temperature of regulable control, can be accurate to ± 1 DEG C, backflow receiver is for connecting chemical membrane pump and serpentine condenser, receive and vacuum adjustment for controlling stoste, chemical membrane pump vacuumizes when being used for rectification under vacuum, the vacuum values collected is transferred to PC terminal, by PC terminal and chemical membrane pump regulable control vacuum, chemical membrane pump steam inlet is fitted with receiving flask, enter in pump for preventing stoste and steam, chemical membrane pumps gas port and is fitted with solvent recovery unit, the solvent recovery of 100% can be realized, thus improve stoste utilization rate, control cabinet passes through data wire, by the stoste that collects and a mouth Temperature displaying in the intelligent digital temperature controller of control cabinet, control cabinet can also realize the stability contorting of different reflux ratio, to reach best refining effect, the stoste temperature collected and vacuum are transferred to PC terminal by control cabinet, operating personnel just can realize operated from a distance by PC end, thus the occupational hazards that minimizing operating personnel bring in testing ground.
During the technical program work, low-boiling cut is sloughed by rectification under vacuum, then by rectifying column, dithyl sulfate is steamed, the dithyl sulfate obtaining the low acid number of high-purity is reclaimed in condensation, the dithyl sulfate purity that this device obtains is high, yield is high, efficiency is high, this device is not only applicable to dithyl sulfate purification test, can also be used in the purification test of other similar solvent.
Further technical scheme is, described first RTD and the second RTD are all electrically connected with control cabinet by data wire.
Further technical scheme is, is filled with glass spring filler in described rectifying column, and described rectifying column is electrically connected with control cabinet by data wire.
Further technical scheme is, the length of described serpentine condenser is 50cm.
Further technical scheme is, described serpentine condenser is respectively equipped with condenser pipe delivery port and condenser pipe water inlet, described thermostatic water-circulator bath is respectively equipped with delivery port and water inlet, described delivery port is communicated with condenser pipe delivery port, and described water inlet is communicated with condenser pipe water inlet.
Further technical scheme is, described 3rd RTD is electrically connected with constant temperature bath by data wire, and described 4th RTD is electrically connected with control cabinet by data wire.
Further technical scheme is, described backflow receiver is provided with clockwise successively backflow receiver valve, the quantity of this backflow receiver valve is three.
Further technical scheme is, described control cabinet is electrically connected with PC terminal by data wire, and described PC terminal is electrically connected with chemical membrane pump by data wire.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is rational in infrastructure, easy to use, output capacity is high, temperature-controlled precision is high, system vacuum is high, condensate temperature can set, can control vacuum and temperature by intelligent acquisition.Be convenient to mobile, field of employment is unrestricted, greatly alleviates the labour intensity of operating personnel, increases work efficiency, and reduces the occupational hazards of toxic reagent to field operation personnel.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of purifying plant for dithyl sulfate of the present utility model.
As shown in Figure 1, wherein corresponding Reference numeral name is called:
1 control cabinet, 2 first RTDs, 3 second RTDs, 4 first still heads prop up mouth, and 5 after-fractionating heads prop up mouth, 6 kirschner still heads, 7 rectifying columns, 8 after-fractionating bottles prop up mouth, 9 the 3rd RTDs, 10 first cucurbits prop up mouth, 11 3 mouthfuls of cucurbits, 12 constant temperature bath controllers, 13 constant temperature baths, 14 the 3rd cucurbits prop up mouth, 15 the 4th RTDs, 16 serpentine condensers, 17 condenser pipe delivery ports, 18 condenser pipe water inlets, 19 thermostatic water-circulator baths, 20 receiving bottles, 21 backflow receivers, 22 backflow receiver valves, 23 chemical membrane pumps, 24PC terminal.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further elaborated.
As shown in Figure 1 for a purifying plant for dithyl sulfate, it comprises control cabinet 1, constant temperature bath 13, thermostatic water-circulator bath 19, chemical membrane pump 23 and glass assembly, described glass assembly comprises kirschner still head 6, described kirschner still head 6 top is provided with the first still head and props up mouth 4 and after-fractionating head props up mouth 5, bottom is provided with the 3rd still head and props up mouth and the 4th still head props up mouth, described first still head props up in mouth 4 and is fitted with the first RTD 2, described after-fractionating head props up in mouth 5 and is fitted with the second RTD 3, described first RTD 2 and the second RTD 3 are all electrically connected with control cabinet 1, described kirschner still head 6 props up mouth by the 3rd still head and is communicated with rectifying column 7, prop up mouth by the 4th still head and be communicated with serpentine condenser 16, described rectifying column 7 is electrically connected with control cabinet 1, described rectifying column 7 one end is communicated with three mouthfuls of cucurbits 11, described three mouthfuls of cucurbits 11 are placed in constant temperature bath 13, be provided with the first cucurbit successively above described three mouthfuls of cucurbits 11 and prop up mouth 10, after-fractionating bottle props up mouth 8 and the 3rd cucurbit props up mouth 14, described three mouthfuls of cucurbits 11 prop up mouth 8 by after-fractionating bottle and are communicated with rectifying column 7, described first cucurbit props up in mouth 10 and is fitted with the 3rd RTD 9, described 3rd RTD 9 is electrically connected with constant temperature bath 13, described 3rd cucurbit props up in mouth 14 and is fitted with the 4th RTD 15, described 4th RTD 15 is electrically connected with control cabinet 1, thermostatic water-circulator bath 19 is provided with below described serpentine condenser 16, described serpentine condenser 16 one end is communicated with backflow receiver 21, described backflow receiver 21 is provided with the first backflow receiver and props up mouth, second backflow receiver props up mouth and the 3rd backflow receiver props up mouth, described backflow receiver 21 props up mouth by the first backflow receiver and is communicated with serpentine condenser 16, described second backflow receiver props up on mouth and is communicated with chemical membrane pump 23, described 3rd backflow receiver props up on mouth and is communicated with receiving bottle 20, described control cabinet 1 is electrically connected with PC terminal 24, and described PC terminal 24 is electrically connected with chemical membrane pump 23, described constant temperature bath 13 surface is provided with constant temperature bath controller 12.Described first RTD 2 and the second RTD 3 are all electrically connected with control cabinet 1 by data wire, glass spring filler is filled with in described rectifying column 7, described rectifying column 7 is electrically connected with control cabinet 1 by data wire, the length of described serpentine condenser 16 is 50cm, described serpentine condenser 16 is respectively equipped with condenser pipe delivery port 17 and condenser pipe water inlet 18, described thermostatic water-circulator bath 19 is respectively equipped with delivery port and water inlet, described delivery port is communicated with condenser pipe delivery port 17, described water inlet is communicated with condenser pipe water inlet 18, described 3rd RTD 9 is electrically connected with constant temperature bath 13 by data wire, described 4th RTD 15 is electrically connected with control cabinet 1 by data wire, described backflow receiver 21 is provided with clockwise successively backflow receiver valve 22, the quantity of this backflow receiver valve 22 is three, described control cabinet 1 is electrically connected with PC terminal 24 by data wire, described PC terminal 24 is electrically connected with chemical membrane pump 23 by data wire.
Before implementing operation, first the first RTD 2 and the second RTD 3 are inserted kirschner still head 6, 4th RTD 15 inserts three mouthfuls of cucurbits 11 and gathers stoste temperature, in the temperature being set stoste needs by constant temperature bath 13 after passing through to gather stoste temperature after 3rd RTD 9 inserts three cucurbits 11, RTD passes through data wire feedback temperature data to control cabinet 1, control cabinet 1 is by the real-time displays temperature of intelligent digital table, control cabinet 1 by data line transfer to PC terminal, operating personnel can be shown and control temperature by PC terminal remote, then chemical membrane pump 23 bleeding point is connected backflow receiver 21, setting vacuum is 10-100mba, by the data of chemical membrane pump 23 by data line transfer to PC terminal, whole process vacuum regulates automatically, stability is high, realize accurate vacuum degree control, finally the condenser pipe water inlet 18 of the water inlet of thermostatic water-circulator bath 19 and delivery port and serpentine condenser 16 and condenser pipe delivery port 17 are connected, temperature is set as 15 DEG C ~ 25 DEG C, whole condensation process temperature stabilization, the scene of solving does not have plumbing cannot the problem of condensation.
Then each several part is assembled, all parts is in normal operating conditions, according to step, dithyl sulfate stoste is added three cucurbits 11, add zeolite, chemical membrane pump 23 is used to be vacuumized by device, arranging vacuum is 10-100mba, constant temperature bath 13 temperature is set as 100 DEG C ~ 130 DEG C, after reaching temperature, steam enters serpentine condenser 16 after rectifying column 7 and kirschner still head, eventually pass backflow receiver 21 and enter receiving bottle 20, discard head fraction, finally collect the dithyl sulfate of the low acid number of high-purity.
Above detailed description of the invention is described in detail to essence of the present utility model; but can not limit protection domain of the present utility model; apparently; under enlightenment of the present utility model; the art those of ordinary skill can also carry out many improvement and modification; it should be noted that these improve and modify all to drop within claims of the present utility model.
Claims (8)
1., for a purifying plant for dithyl sulfate, it comprises control cabinet (1), constant temperature bath (13), thermostatic water-circulator bath (19), chemical membrane pump (23) and glass assembly;
Described glass assembly comprises kirschner still head (6), described kirschner still head (6) top is provided with the first still head and props up mouth (4) and after-fractionating head props up mouth (5), bottom is provided with the 3rd still head and props up mouth and the 4th still head props up mouth, described first still head props up in mouth (4) and is fitted with the first RTD (2), described after-fractionating head props up in mouth (5) and is fitted with the second RTD (3), described first RTD (2) and the second RTD (3) are all electrically connected with control cabinet (1), described kirschner still head (6) is propped up mouth by the 3rd still head and is communicated with rectifying column (7), prop up mouth by the 4th still head and be communicated with serpentine condenser (16), described rectifying column (7) is electrically connected with control cabinet (1), described rectifying column (7) one end is communicated with three mouthfuls of cucurbits (11), described three mouthfuls of cucurbits (11) are placed in constant temperature bath (13), described three mouthfuls of cucurbits (11) top is provided with the first cucurbit successively and props up mouth (10), after-fractionating bottle props up mouth (8) and the 3rd cucurbit props up mouth (14), described three mouthfuls of cucurbits (11) are propped up mouth (8) by after-fractionating bottle and are communicated with rectifying column (7), described first cucurbit props up in mouth (10) and is fitted with the 3rd RTD (9), described 3rd RTD (9) is electrically connected with constant temperature bath (13), described 3rd cucurbit props up in mouth (14) and is fitted with the 4th RTD (15), described 4th RTD (15) is electrically connected with control cabinet (1), described serpentine condenser (16) below is provided with thermostatic water-circulator bath (19), described serpentine condenser (16) one end is communicated with backflow receiver (21), described backflow receiver (21) is provided with the first backflow receiver and props up mouth, second backflow receiver props up mouth and the 3rd backflow receiver props up mouth, described backflow receiver (21) is propped up mouth by the first backflow receiver and is communicated with serpentine condenser (16), described second backflow receiver props up on mouth and is communicated with chemical membrane pump (23), described 3rd backflow receiver props up on mouth and is communicated with receiving bottle (20),
Described control cabinet (1) is electrically connected with PC terminal (24), described PC terminal (24) is electrically connected with chemical membrane pump (23);
Described constant temperature bath (13) surface is provided with constant temperature bath controller (12).
2. the purifying plant for dithyl sulfate according to claim 1, is characterized in that described first RTD (2) and the second RTD (3) are all electrically connected with control cabinet (1) by data wire.
3. the purifying plant for dithyl sulfate according to claim 1, it is characterized in that being filled with glass spring filler in described rectifying column (7), described rectifying column (7) is electrically connected with control cabinet (1) by data wire.
4. the purifying plant for dithyl sulfate according to claim 1, is characterized in that the length of described serpentine condenser (16) is 50cm.
5. the purifying plant for dithyl sulfate according to claim 1 or 4, it is characterized in that described serpentine condenser (16) being respectively equipped with condenser pipe delivery port (17) and condenser pipe water inlet (18), (19) are respectively equipped with delivery port and water inlet in described thermostatic water-circulator bath, described delivery port is communicated with condenser pipe delivery port (17), and described water inlet is communicated with condenser pipe water inlet (18).
6. the purifying plant for dithyl sulfate according to claim 1, it is characterized in that described 3rd RTD (9) is electrically connected with constant temperature bath (13) by data wire, described 4th RTD (15) is electrically connected with control cabinet (1) by data wire.
7. the purifying plant for dithyl sulfate according to claim 1, it is characterized in that described backflow receiver (21) being provided with clockwise successively backflow receiver valve (22), the quantity of this backflow receiver valve (22) is three.
8. the purifying plant for dithyl sulfate according to claim 1, it is characterized in that described control cabinet (1) is electrically connected with PC terminal (24) by data wire, described PC terminal (24) is electrically connected with chemical membrane pump (23) by data wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127682.2U CN204637614U (en) | 2015-03-05 | 2015-03-05 | For the purifying plant of dithyl sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127682.2U CN204637614U (en) | 2015-03-05 | 2015-03-05 | For the purifying plant of dithyl sulfate |
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| Publication Number | Publication Date |
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| CN204637614U true CN204637614U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520127682.2U Expired - Fee Related CN204637614U (en) | 2015-03-05 | 2015-03-05 | For the purifying plant of dithyl sulfate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168555A (en) * | 2016-08-31 | 2016-11-30 | 青岛海颐天仪器有限公司 | Intelligent multifunctional returns and evaporates instrument |
| CN106215444A (en) * | 2016-08-31 | 2016-12-14 | 青岛海颐天仪器有限公司 | Intelligent multifunction distillation apparatus |
| CN107501133A (en) * | 2017-09-14 | 2017-12-22 | 湖北远大富驰医药化工股份有限公司 | A kind of preparation method of high-purity dimethyl sulfate |
-
2015
- 2015-03-05 CN CN201520127682.2U patent/CN204637614U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168555A (en) * | 2016-08-31 | 2016-11-30 | 青岛海颐天仪器有限公司 | Intelligent multifunctional returns and evaporates instrument |
| CN106215444A (en) * | 2016-08-31 | 2016-12-14 | 青岛海颐天仪器有限公司 | Intelligent multifunction distillation apparatus |
| CN107501133A (en) * | 2017-09-14 | 2017-12-22 | 湖北远大富驰医药化工股份有限公司 | A kind of preparation method of high-purity dimethyl sulfate |
| CN107501133B (en) * | 2017-09-14 | 2020-02-04 | 湖北远大富驰医药化工股份有限公司 | Preparation method of high-purity dimethyl sulfate |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 |
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| CF01 | Termination of patent right due to non-payment of annual fee |