CN109893877A - A kind of high-purity liquid chemical preparation rectification and purification device - Google Patents
A kind of high-purity liquid chemical preparation rectification and purification device Download PDFInfo
- Publication number
- CN109893877A CN109893877A CN201711302398.4A CN201711302398A CN109893877A CN 109893877 A CN109893877 A CN 109893877A CN 201711302398 A CN201711302398 A CN 201711302398A CN 109893877 A CN109893877 A CN 109893877A
- Authority
- CN
- China
- Prior art keywords
- autoclave body
- rectifying
- purification device
- column plate
- liquid chemical
- 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.)
- Pending
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
High-purity liquid chemical preparation rectification and purification device, including rectifying still, rectifying column, condenser, filter and the collecting tank being successively connected in series, the rectifying still includes autoclave body, autoclave body side wall is provided with sensing display screen and vacuum valve, and autoclave body internal upper part is equipped with wire mesh demister, and autoclave body is interior centered on rotation axis, two sides are symmetrically connected with several stirring sheets, on inner wall of kettle circumference, it is provided with several heating rods from top to bottom, heating rod is sequentially arranged at intervals with stirring sheet；The rectifying column includes tower body and the waste residue mouth that tower body bottom is arranged in, and is equipped with column plate and packing layer inside tower body, and foam removal grid is equipped between column plate and packing layer, is equipped with gas distributor in the middle part of packing layer；The filter interior is provided with activated carbon adsorption layer, and activated carbon adsorption layer upper and lower ends are separately installed with filter screen.Operation of the present invention is stablized by force, can effectively ensure that mass-transfer efficiency, improves the purity and quality of rectifying product, meets user's use demands.
Description
Technical field
The present invention relates to chemical industry preparation processing equipment, especially with a kind of high-purity liquid chemical preparation rectification and purification device
Structure is related.
Background technique
Industrially, the main purpose of distillation operation is separation of liquid mixtures or the admixture of gas to have liquefied, to
Purification or recycling useful constituent, the basic principle is that the second phase is caused according to the difference of volatility between multicomponent in mixture,
And then realize separation, to obtain the volatile components on top and the difficult volatile component of bottom.Rectifying column be in chemical industry commonly from
The device of separation volatilization different component in liquefied mixture, but existing rectifier unit is often due to material properties difference and dress
The construction set is unreasonable and causes fractionating efficiency low, so make its it is obtained product purity is low, user usage requirements is not achieved.
Summary of the invention
To solve deficiency in the prior art, the purpose of the present invention is to provide one kind to have rate of recovery height, product purity
Good liquid chemical preparation rectification and purification device, to guarantee rectification effect.
In order to achieve the object of the present invention, the following technology of proposed adoption:
High-purity liquid chemical preparation rectification and purification device, including be successively connected in series rectifying still, rectifying column, condenser,
Filter and collecting tank, the rectifying still include autoclave body, and feed inlet is provided at the top of autoclave body, and autoclave body side wall is provided with sensing display
Screen and vacuum valve, sensing display screen are connected to the temperature sensor and pressure sensor being set to inside autoclave body, autoclave body bottom
It is provided with slag notch, autoclave body internal upper part is equipped with wire mesh demister, and autoclave body is interior centered on rotation axis, if two sides are symmetrically connected with
Dry stirring sheet on inner wall of kettle circumference, is provided with several heating rods, heating rod is sequentially arranged at intervals with stirring sheet from top to bottom；
The rectifying column includes tower body and the waste residue mouth that tower body bottom is arranged in, and is equipped with column plate and packing layer, column plate inside tower body
Tower body top and bottom are set to, packing layer is equipped between column plate and packing layer between upper end column plate and lower end column plate
Foam removal grid, packing layer middle part are equipped with gas distributor；The filter interior is provided with activated carbon adsorption layer, and active carbon is inhaled
Attached layer upper and lower ends are separately installed with filter screen.
Further, the sensing display screen is PLC display screen.
Further, described to have wire mesh demister for drawer-type structure.
Further, the heating rod is set as 4-5 layers from top to bottom, every layer of 3-6 root.
Further, the stirring sheet is set as 3-5 layers from top to bottom.
The beneficial effects of the present invention are:
1, it is connected with the use of the sensing display screen of temperature sensor and pressure sensor, convenient for carrying out temperature to rectifying still
It is controlled with pressure, to improve rectification efficiency.
2, the installing of wire mesh demister, so that gas can avoid material except the mist of deentrainment by the silk pad of demister
Production cost is saved in waste, guarantees mass-transfer efficiency.
3, heating rod and stirring sheet are alternatively arranged design in autoclave body, can effectively solve the problem that and heat dress in traditional structural design
The drawbacks of it is big to set occupied space, hinders agitating device operating ensure that liquid formulation is heated equal while improving stirring efficiency
It is even.
4, column plate and packing layer are used in combination, and are able to solve big single plate column pressure drop, easy liquid flooding and single filler
Bring stability is poor, low efficiency defect, effectively improves rectifying separating effect.
5, the structure setting of the filter with filter screen and activated carbon adsorption layer can be removed further residual in rectifying component
The impurity composition stayed effectively improves the purity and quality of rectifying product, promotes the rectifying rate of recovery.
Detailed description of the invention
Fig. 1 shows structural schematic diagram of the invention.
Specific embodiment
As shown in Figure 1, high-purity liquid chemical preparation rectification and purification device, including be successively connected in series rectifying still 1, rectifying
Tower 2, condenser 3, filter 4 and collecting tank 5, the rectifying still 1 include autoclave body, are provided with feed inlet 11, autoclave body at the top of autoclave body
Side wall is provided with sensing display screen 17 and vacuum valve 16, and sensing display screen 17 is connected to the temperature sensing being set to inside autoclave body
Device and pressure sensor realize the effective control reacted rectifying still, improve rectification efficiency, and autoclave body bottom is provided with slag notch
18, autoclave body internal upper part is equipped with wire mesh demister 12, by there is the silk pad of wire mesh demister 12, can remove in ascending vapor and carry secretly
Mist, realize effectively improving for mass-transfer efficiency, in autoclave body centered on rotation axis 14, two sides are symmetrically connected with several stirring sheets
15, it can be achieved that liquid preparation is sufficiently stirred, so that reaction is more complete, on inner wall of kettle circumference, if being provided with from top to bottom
Dry heating rod 13, heating rod 13 are sequentially arranged at intervals with stirring sheet 15, be can effectively avoid conventional heating device and are hindered agitating device
The defect of operating, so that solution is heated evenly, can more be rapidly achieved boiling point needed for gas phase in the case where stirring sufficient situation；
The rectifying column 2 includes tower body and the waste residue mouth 25 that tower body bottom is arranged in, and is equipped with column plate 21 and packing layer inside tower body
22, column plate 21 is set to tower body top and bottom, and packing layer 22 passes through column plate between upper end column plate 21 and lower end column plate 21
21 are used in combination with packing layer 22, can effectively improve preparation rectifying separating effect, in addition, between column plate 21 and packing layer 22
It is also equipped with foam removal grid 23, gas distributor 24 is provided in the middle part of packing layer 22, so that gas phase is in the uniform mistake for rising distribution
Cheng Zhong can further remove the droplet carried under one's arms in gas phase, complete rectifying；The filter 4 is internally provided with activated carbon adsorption layer
41,41 upper and lower ends of activated carbon adsorption layer are separately installed with filter screen 42, can further remove remaining impurity in rectifying component
Component effectively improves the purity and quality of rectifying product.
Preferably, the sensing display screen 17 is PLC display screen, can temperature and pressure in real-time display rectifying still,
Convenient for controlling in time, help to further increase rectification efficiency.
Preferably, described have wire mesh demister 12 for drawer-type structure, it can be inserted into autoclave body by guide rail, realize foam removal
The external replacement of element so that operation, repair it is more convenient.
Preferably, the heating rod 13 is set as 4-5 layers from top to bottom, every layer of 3-6 root.
Preferably, the stirring sheet 15 is set as 3-5 layers from top to bottom.
Working method of the invention is as follows:
Starting device opens the feed inlet 11 of rectifying still 1, and liquid mixture to be separated is added, and motor drives rotation axis
14 rotation, in the case where stirring sheet 15 at the uniform velocity rotate, liquid mixture realization be sufficiently stirred, while heating rod 13 heating, to autoclave body into
Row heating, temperature are transferred to autoclave body center, so that solution is heated evenly in entire autoclave body；In autoclave body internal-response process
In, by the sensing display screen 17 being installed on autoclave body outside, the temperature and pressure reacted in real-time display autoclave body, when pressure mistake
Gao Shi can be rotated vacuum valve 16, guarantees that whole device can operate normally, improves safety；When the gas phase generated in autoclave body
It by wire mesh demister 12, after the mist of deentrainment, rises at the top of autoclave body, connects access 2 lower part of rectifying column with pipeline, produce
Raw waste residue is discharged by slag notch 18；In rectifying column 2, gas phase passes sequentially through column plate 21, packing layer 22 carries out purification rectifying,
Equally distributed through gas distributor 24 simultaneously as gas phase may carry under one's arms a small amount of mist when leaving column plate 21 or packing layer 22
Drop, the foam removal grid 23 of setting can play isolation and fragmentation to droplet, improve mass-transfer efficiency；When gas phase rises to top
Layer is discharged by tower top after passing through column plate 21, into condenser 3, has partial gas phase in mass transport process, pass through 2 bottom of rectifying column
Connecting pipeline be back in rectifying still 1, participate in reaction again, the waste residue of generation passes through the discharge of waste residue mouth 25；Into condenser 3
In gas phase, by condensation liquefaction, a part returns in rectifying column 2 as phegma, participates in gas-liquid mass transfer exchange, rest part
It is evaporated in filter 4 as distillate；In filter 4, distillate is dual by filter screen 42 and activated carbon adsorption layer 41
Purification effect is filtered, remaining impurity composition in distillate is further removed, final rectifying product enter collecting tank 5, complete reaction.
The configuration of the present invention is simple, operational stability is strong, can effectively ensure that rectifying mass-transfer efficiency, improves the purity of rectifying product
And quality, meet user's use demands significantly.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of high-purity liquid chemical preparation rectification and purification device, including be successively connected in series rectifying still (1), rectifying column (2),
Condenser (3), filter (4) and collecting tank (5), which is characterized in that the rectifying still (1) includes autoclave body, setting at the top of autoclave body
Have feed inlet (11), autoclave body side wall is provided with sensing display screen (17) and vacuum valve (16), and sensing display screen (17) is connected to
The temperature sensor and pressure sensor being set to inside autoclave body, autoclave body bottom are provided with slag notch (18), autoclave body internal upper part peace
Equipped with wire mesh demister (12), autoclave body is interior centered on rotation axis (14), and two sides are symmetrically connected with several stirring sheets (15), autoclave body
It on inner wall circumference, is provided with from top to bottom several heating rods (13), heating rod (13) is sequentially arranged at intervals with stirring sheet (15)；Institute
Stating rectifying column (2) includes tower body and the waste residue mouth (25) that tower body bottom is arranged in, and column plate (21) is equipped with inside tower body and is filled out
The bed of material (22), column plate (21) are set to tower body top and bottom, and packing layer (22) is located at upper end column plate (21) and lower end column plate
(21) it between, is equipped between column plate (21) and packing layer (22) foam removal grid (23), gas is installed in the middle part of packing layer (22)
Distributor (24)；The filter (4) is internally provided with activated carbon adsorption layer (41), activated carbon adsorption layer (41) upper and lower ends point
Filter screen (42) are not installed.
2. high-purity liquid chemical preparation rectification and purification device according to claim 1, which is characterized in that the sensing is aobvious
Display screen (17) is PLC display screen.
3. high-purity liquid chemical preparation rectification and purification device according to claim 1, which is characterized in that described to have silk screen
Demister (12) is drawer-type structure.
4. high-purity liquid chemical preparation rectification and purification device according to claim 1, which is characterized in that the heating rod
(13) it is set as 4-5 layers from top to bottom, every layer of 3-6 root.
5. high-purity liquid chemical preparation rectification and purification device according to claim 1, which is characterized in that the stirring sheet
(15) it is set as 3-5 layers from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711302398.4A CN109893877A (en) | 2017-12-10 | 2017-12-10 | A kind of high-purity liquid chemical preparation rectification and purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711302398.4A CN109893877A (en) | 2017-12-10 | 2017-12-10 | A kind of high-purity liquid chemical preparation rectification and purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109893877A true CN109893877A (en) | 2019-06-18 |
Family
ID=66941402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711302398.4A Pending CN109893877A (en) | 2017-12-10 | 2017-12-10 | A kind of high-purity liquid chemical preparation rectification and purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109893877A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227278A (en) * | 2019-07-22 | 2019-09-13 | 余小海 | A kind of toluene distillation kettle |
| CN110721491A (en) * | 2019-11-14 | 2020-01-24 | 无锡嘉宪石化装备有限公司 | Self-cleaning formula rectifying column |
| CN113908627A (en) * | 2021-12-14 | 2022-01-11 | 山东彩客东奥化学有限公司 | Device for treating sulfuric acid concentrated tail gas |
| CN114159817A (en) * | 2021-11-25 | 2022-03-11 | 安徽弋尚纺织科技有限公司 | High-purity dimethyl ester batch distillation device |
-
2017
- 2017-12-10 CN CN201711302398.4A patent/CN109893877A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227278A (en) * | 2019-07-22 | 2019-09-13 | 余小海 | A kind of toluene distillation kettle |
| CN110721491A (en) * | 2019-11-14 | 2020-01-24 | 无锡嘉宪石化装备有限公司 | Self-cleaning formula rectifying column |
| CN114159817A (en) * | 2021-11-25 | 2022-03-11 | 安徽弋尚纺织科技有限公司 | High-purity dimethyl ester batch distillation device |
| CN114159817B (en) * | 2021-11-25 | 2023-01-31 | 安徽弋尚纺织科技有限公司 | High-purity dimethyl ester batch distillation device |
| CN113908627A (en) * | 2021-12-14 | 2022-01-11 | 山东彩客东奥化学有限公司 | Device for treating sulfuric acid concentrated tail gas |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109893877A (en) | A kind of high-purity liquid chemical preparation rectification and purification device | |
| CN207412779U (en) | A kind of high-purity liquid chemical preparation rectification and purification device | |
| CN109400637A (en) | A kind of production method and production system of high-purity ethyl orthosilicate | |
| CN104225946B (en) | The continuous rectification apparatus of a kind of acyl chlorides and rectificating method | |
| CN106083514B (en) | A kind of next door tower heat pump distillation separates terebinthine technique and device | |
| CN206315495U (en) | Multicomponent product rectifying separator | |
| CN109320417A (en) | Utilize the device and method of partition tower purification Ergol | |
| JP5038251B2 (en) | Titanium tetrachloride distillation purification apparatus, maintenance method of the apparatus, and purification method of titanium tetrachloride using the apparatus | |
| CN206680190U (en) | A kind of dividing wall column | |
| CN113443961A (en) | Heat pump partition plate rectification method and equipment applied to separation and concentration of formaldehyde and acetylene reaction products | |
| CN106698438A (en) | Coupled polycrystalline silicon production system | |
| CN206985725U (en) | Silicon tetrachloride devil liquor recovery processing unit | |
| CN106115719B (en) | The system and method for heat cascade utilization during chlorosilane rectification and purification | |
| CN110922347B (en) | Method for separating N-methyl pyrrolidone from large-amount chloroform system | |
| CN212818203U (en) | Separation and purification device for preparing watermelon ketone | |
| CN106512462A (en) | Turpentine continuous rectification device | |
| CN204767547U (en) | Crystallization process phenol splitter | |
| CN113354605A (en) | Separation device and process for maleic anhydride hydrogenation product | |
| RU2312696C1 (en) | All-purpose installation for purification of high-boiling vacuum rectification solvents and processes for purification via vacuum rectification of ethylene glycol, monoethanolamine, methyl cellosolve, ethyl cellosolve, butyl cellosolve, n-methylpyrrolidone, and benzyl alcohol thereon | |
| CN208617730U (en) | A kind of production system of high-purity ethyl orthosilicate | |
| CN210159229U (en) | Novel chemical industry rectification device | |
| CN207452026U (en) | A kind of continuous rectification system for Petroleum Production | |
| TWI584860B (en) | An evaporator and process for use thereof | |
| CN208472025U (en) | It is a kind of for generating the separator of hydrosol essential oil | |
| CN206008086U (en) | A kind of stuffing rectification column with cleaning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190618 |