CN104941249B - Device for separating trace of methyl alcohol in alcohol - Google Patents
Device for separating trace of methyl alcohol in alcohol Download PDFInfo
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- CN104941249B CN104941249B CN201510396489.3A CN201510396489A CN104941249B CN 104941249 B CN104941249 B CN 104941249B CN 201510396489 A CN201510396489 A CN 201510396489A CN 104941249 B CN104941249 B CN 104941249B
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- screen frame
- alcohol
- kettle
- adsorbent
- screen
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 123
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000003463 adsorbent Substances 0.000 claims abstract description 31
- 238000001179 sorption measurement Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 230000003213 activating effect Effects 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims description 6
- 230000001172 regenerating effect Effects 0.000 claims description 6
- 239000002808 molecular sieve Substances 0.000 claims description 5
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 6
- 235000019441 ethanol Nutrition 0.000 abstract 4
- 238000004519 manufacturing process Methods 0.000 description 5
- -1 methoxyl group Chemical group 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 229930182478 glucoside Natural products 0.000 description 1
- 150000008131 glucosides Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Abstract
The invention provides a device for separating a trace of methyl alcohol in alcohol. The device comprises a kettle body. A stirring shaft is arranged in the kettle body. Stirring paddles are installed on the stirring shaft. A separating device is arranged on the periphery of the stirring paddles and located in the kettle body and comprises 3-8 screen frames. The distance between every two adjacent screen frames is 100-250 mm. Adsorption chambers are arranged in the screen frames. Adsorbents are contained in the adsorption chambers. The top of each screen frame is provided with an adsorbent feeding port. The bottom of each screen frame is provided with an adsorbent discharging port. Three to eight vortex baffles are arranged on the inner wall of the kettle body, and each vortex baffle corresponds to the corresponding screen frame. The device can process alcohol with the content of methyl alcohol lower than 1000 mg/l00 mL and the content of ethyl alcohol equal to or higher than 95% on a large scale, the content of methyl alcohol is lowered to be below 1 mg/100 mL, the quality of the alcohol meets the cigarette tipping paper industrial standard YQ57-2015, the quality of products is greatly improved, and the harm to a human body is reduced.
Description
Technical field
The present invention relates to a kind of equipment for separating methanol, more particularly to a kind of device for separating the Trace Methanol in alcohol.
Background technology
At present, the production of China's food grade alcohol, is all to adopt rich amyloid cassava for raw material, by legal system of fermenting
It is standby.Due to the pectin, the glucosides class that contain in cereal crops, there is methoxyl group on molecular side chain, therefore, in fermentation, by enzyme
Effect, there is hydrolysis in methoxyl group or alcohol radical is exchanged, and generate methyl alcohol.Methyl alcohol be to harm very it is big it is a kind of volatile,
Alcohols is easily absorbed, there is the smell of similar alcohol, people's oral ingestion lowest dose level is about 100mg/kg body weight, the optic nerve of people is endangered
Evil is especially apparent, and being orally ingested 0.01g can cause drinking person blind, and being orally ingested 0.3～1g/kg can be lethal.Edible alcohol
Requirement of GB GB10343-2008 to methanol content be, it is superfine<2mg/100mL, top grade<50mg/100mL, regular grade
< 150mg/100mL.Many Alcohol Plants supply I department high grade edible spirit, Jing I take charge of more than ten years edible alcohol detection knot
Really, in 12-33mg/100mL.Cigarette tipping paper professional standard YQ57-2015 is implemented within 2015, it is desirable to the VOC of cigarette tipping paper
Index, the residual quantity of non-second alcohols solvent, it is necessary to less than 10mg/m2, the requirement based on many clients are specified by this, to ink
Also become methanol content and be necessarily less than 10mg/kg, so, using current alcohol, be just easy to occur methyl alcohol Testing index and surpass
Target situation.
Alcohol Production enterprise also has technique to be controlled the residual quantity of methyl alcohol, typically using rectifying when alcohol is brewed
Method, because the boiling point of methyl alcohol is 65 DEG C, alcohol is 78.5 DEG C, and 95% alcohol azeotropic point is 78 DEG C, according to rectification process, can be controlled
Methanol content processed meets GB top grade index, it can however not meeting limitation requirement of the current tobacco business to methyl alcohol, does not more reach
The methanol content of superfine alcohol is required.
The content of the invention
The technical problem to be solved is for the deficiencies in the prior art, there is provided a kind of reasonable in design, user
Just, the Trace Methanol separated in alcohol that methanol content in edible alcohol complies with current cigarette tipping paper professional standard is separated
Device.
The technical problem to be solved is realized by following technical scheme, and the present invention is a kind of separation
The device of the Trace Methanol in alcohol, is characterized in：Including kettle, the bottom side of kettle is provided with drain hole, and kettle top is provided with
Kettle cover, kettle cover is provided with charge door, and shaft is provided with kettle, and the upper end of shaft is stretched out kettle cover and connected with driving means,
Paddle is installed on shaft；The surrounding of paddle is with separator in kettle, and the separator includes 3-8 sieve
The distance between screen frame, two neighboring screen frame are 100-250mm, and the upper and lower ends of screen frame are respectively with bottom and kettle cover phase
Even, the screen cloth inframe is provided with adsorption chamber, and adsorption chamber is provided with the top of each screen frame and is connected with adsorption chamber built with adsorbent
Adsorbent charge door, the bottom of screen frame is provided with the adsorbent discharging opening connected with adsorption chamber, is provided with the inwall of kettle
3-8 vortex baffle plate, each vortex baffle plate is corresponded with screen frame and arranged.
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：The driving means include motor and the deceleration being connected with motor
Machine.
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：The screen frame is provided with 6, and distance of each screen frame away from inner wall of kettle is 100-
200mm, the width of each screen frame is 100-300mm.
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：Sieve diameter on the screen frame is 2-3mm, and the percent opening of screen frame is 25-
35%。
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：The adsorbent is bar shaped 4A molecular sieves, and the length of bar shaped 4A molecular sieves is 3-
4mm。
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：Adsorbent needs the step of carrying out activating and regenerating, activating and regenerating such as when reusing
Under：After adsorbent takes out, dry, be positioned in batches in industrial microwave oven, with the power output of 0.2-0.5kw/kg, dimension
Hold 1-2min, you can activation, it is standby during the closed container for being placed with drier is placed on while hot after activation.
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：Distance of the upper end of the vortex baffle plate away from kettle cover, lower end far from bottom is 150-
250mm。
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：The vortex baffle plate is just arranged to the middle part of screen frame.
The technical problem to be solved can also further realize that described divides by following technical scheme
In the device of the Trace Methanol in alcohol：The paddle is anchor frame type agitating blade.
The present invention stirs pending alcohol by paddle, and alcohol flows through screen frame and its interior strip 4A molecules
Sieve is adsorbed, and can effectively reduce the methanol content in edible alcohol so as to meet cigarette tipping paper professional standard, using vortex
Baffle plate can improve the flow of alcohol.
Compared with prior art, this device can mass disposal methanol content be less than the ethanol content of 1000mg/100mL
95% and the alcohol of above content, the content of methyl alcohol is dropped to into below 1mg/100mL, make alcohol quality not only reach GB
GB10343-2008 superfine levels, also comply with cigarette tipping paper professional standard YQ57-2015, substantially increase product quality, and
Reduce the harm to human body.And its less energy consumption, easy-to-operate, it is adaptable to the production in enormous quantities of superfine alcohol.
Description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the overlooking the structure diagram of Fig. 1.
Fig. 3 is that the structural diagrams of screen frame are intended to.
Specific embodiment
Referring to the drawings, the concrete technical scheme of the present invention is further described, is entered in order to those skilled in the art
One step ground understands the present invention, and does not constitute the restriction to its right.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of device of the Trace Methanol in separation alcohol, including kettle 3, kettle 3 is by wall thickness
3-5mm, material Q235 stainless steel is made.The bottom side of kettle 3 is provided with drain hole 4, and the top of kettle 3 is provided with kettle cover, sets on kettle cover
There are charge door 12 and manhole 2, in kettle 3 shaft is provided with, the upper end of shaft is stretched out kettle cover and connected with driving means, drive
Device includes motor 7 and the reductor 8 being connected with motor 7.Paddle 6 is installed, paddle 6 is on shaft
Anchor frame type agitating blade.
The surrounding of paddle 6 is with separator in kettle 3, and the separator includes 6 identical screen frames 5,6
It is 150mm that individual screen frame 5 surrounds the distance between a circle, two neighboring screen frame 5, and each screen frame 5 is away from the inwall of kettle 3
Distance be 120mm, the width of each screen frame 5 is 200mm.Screen frame 5 is made up of wall thickness 2-4mm, Q235 stainless steels.Screen cloth
Sieve aperture 11 on frame 5 is the circular hole of a diameter of 2mm, and the percent opening of screen frame 5 is 35%.The upper and lower ends of screen frame 5 are respectively with kettle
Bottom is connected with kettle cover, and adsorption chamber is provided with the screen frame 5, and adsorption chamber is bar shaped 4A point built with adsorbent 14, adsorbent 14
Son sieve, the length of bar shaped 4A molecular sieves is 3-4mm.The packed height of adsorbent 14 is with distance to adsorbent charge door 5-10cm.Often
The top of individual screen frame 5 is provided with the adsorbent charge door 1 connected with adsorption chamber, and the bottom of screen frame 5 is provided with and is connected with adsorption chamber
Adsorbent discharging opening 10,6 vortex baffle plates 9 are provided with the inwall of kettle 3, a pair of each vortex baffle plate 9 and screen frame 5 one
Should arrange, and just the middle part of screen frame 5 is arranged.Distance of the upper end of vortex baffle plate 9 away from kettle cover, lower end far from bottom is
200mm。
During production, it is intended that the pending alcohol of amount is added from the charge door 12 of the top of kettle 3, and addition is finished, charging is closed
Mouth 12, opens respectively 6 adsorbent charge doors 1, adds adsorbent 14, after adding adsorbent 14, closes adsorbent charge door 1,
Start paddle 6 to stir, alcohol charge door 12 is also sample tap, the methanol content in 1 hour sampling detection alcohol, until
Measurement value stabilization is as qualified in below 1mg/100mL.Qualified alcohol, releases from discharging opening.
The number of times capable of circulation of adsorbent 14 is calculated as follows：
N = 14000×η×W/[(C1-C2)×V]
N：Adsorbent is along ring access times
η：Adsorbent adsorption efficiency, based on 60%-80%
W：Adsorbent weight, unit is kg
C1：Before processing methanol content, unit is mg/100mL
C2：Methanol content after process, unit is mg/100mL
V：Pending alcohol by volume, unit is liter
N rounds fractional part, after reaching integer part numerical value, that is, needs to carry out activating and regenerating to adsorbent, and activating and regenerating is adopted
With microwave method, its step is as follows：After adsorbent takes out, dry, be positioned in batches in industrial microwave oven, with 0.2-0.5kw/
The power output of kg, maintains 1-2min, you can activation, after activation, the closed container for being placed with drier is placed on while hot
In, it is standby.
This device solves that current edible alcohol methanol content is higher, and product quality is not high, and does not meet current cigarette with connecing
The problem of dress paper professional standard YQ57-2015, and the device can apply to the production in enormous quantities of superfine alcohol, and energy consumption
It is few, safe operation.
Claims (5)
1. it is a kind of separate alcohol in Trace Methanol device, it is characterised in that：Including kettle, the bottom side of kettle is provided with blowing
Mouthful, kettle top is provided with kettle cover, and kettle cover is provided with charge door, and shaft is provided with kettle, and kettle cover is stretched out in the upper end of shaft
Connect with driving means, paddle is installed on shaft；The surrounding of paddle is with separator, the separation in kettle
Device includes that the distance between 6 screen frames, two neighboring screen frame are 100-250mm, and each screen frame is away from inner wall of kettle
Distance is 100-200mm, and the width of each screen frame is 100-300mm, and the sieve diameter on the screen frame is 2-3mm, is sieved
The percent opening of screen frame is 25-35%, and the upper and lower ends of screen frame are connected respectively with bottom with kettle cover, and the screen cloth inframe is provided with suction
Alcove, adsorption chamber is provided with the adsorbent charge door connected with adsorption chamber, screen frame built with adsorbent at the top of each screen frame
Bottom be provided with the adsorbent discharging opening connected with adsorption chamber, be provided with the inwall of kettle 3-8 vortex baffle plate, each vortex
Baffle plate is corresponded with screen frame and arranged；Distance of the upper end of the vortex baffle plate away from kettle cover, lower end far from bottom is 150-
250mm；The vortex baffle plate is just arranged to the middle part of screen frame.
2. it is according to claim 1 separate alcohol in Trace Methanol device, it is characterised in that：The driving means bag
The reductor for including motor and being connected with motor.
3. it is according to claim 1 separate alcohol in Trace Methanol device, it is characterised in that：The adsorbent is bar
Shape 4A molecular sieve, the length of bar shaped 4A molecular sieves is 3-4mm.
4. it is according to claim 3 separate alcohol in Trace Methanol device, it is characterised in that：Adsorbent is reused
When need the step of carrying out activating and regenerating, activating and regenerating as follows：After adsorbent takes out, dry, industry is positioned in batches micro-
In ripple stove, with the power output of 0.2-0.5kw/kg, 1-2min is maintained, you can activation, after activation, placement is placed on while hot
It is standby in having the closed container of drier.
5. it is according to claim 1 separate alcohol in Trace Methanol device, it is characterised in that：The paddle is anchor
Frame type agitating blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510396489.3A CN104941249B (en) | 2015-07-08 | 2015-07-08 | Device for separating trace of methyl alcohol in alcohol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510396489.3A CN104941249B (en) | 2015-07-08 | 2015-07-08 | Device for separating trace of methyl alcohol in alcohol |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104941249A CN104941249A (en) | 2015-09-30 |
| CN104941249B true CN104941249B (en) | 2017-05-10 |
Family
ID=54156643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510396489.3A Active CN104941249B (en) | 2015-07-08 | 2015-07-08 | Device for separating trace of methyl alcohol in alcohol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104941249B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6437198B1 (en) * | 1998-06-12 | 2002-08-20 | Basf Aktiengesellschaft | Method for producing alkali metal alcoholates |
| CN204208550U (en) * | 2014-08-28 | 2015-03-18 | 杭州协红科技咨询有限公司 | A kind of energy-conservation reactor |
| CN204422508U (en) * | 2015-03-07 | 2015-06-24 | 长春黄金研究院 | The test unit of adsorbent characterization of adsorption in sludge containing cyanogens |
| CN204745736U (en) * | 2015-07-08 | 2015-11-11 | 江苏泰格油墨有限公司 | Device of micro - methyl alcohol in separation alcohol |
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2015
- 2015-07-08 CN CN201510396489.3A patent/CN104941249B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104941249A (en) | 2015-09-30 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A device for separating trace amounts of methanol in alcohol Granted publication date: 20170510 Pledgee: Industrial and Commercial Bank of China Limited Lianyungang Haizhou sub branch Pledgor: JIANGSU TAIGE INK CO.,LTD. Registration number: Y2024980000213 |
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