CN201658857U - Rectifying tower for continuous rectification - Google Patents
Rectifying tower for continuous rectification Download PDFInfo
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- CN201658857U CN201658857U CN2010201596372U CN201020159637U CN201658857U CN 201658857 U CN201658857 U CN 201658857U CN 2010201596372 U CN2010201596372 U CN 2010201596372U CN 201020159637 U CN201020159637 U CN 201020159637U CN 201658857 U CN201658857 U CN 201658857U
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- steamer
- segregation
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Abstract
The utility model relates to a rectifying tower for continuous rectification, which comprises an enclosed shell body. The enclosed shell body is sequentially divided into a reboiler temperature rise segment, a stripping separation segment, a rectifying separation segment, a backflow segment and a gas phase discharging segment from bottom to top. A gas exhaust port is arranged at the middle part of the reboiler temperature rise segment, a slag removing opening is arranged at the bottom part, and a heating device for heating materials is arranged at the inner part; a charging opening is arranged at the upper part of the stripping separation segment, a condensing device for condensing a gas phase is arranged at the inner part of the backflow segment, and the gas phase discharging segment is provided with a gas outlet. The rectifying tower is a novel one integrating material reboiler temperature rise, material stripping, material rectifying and gas condensing backflow. With simple structure, the rectifying tower can effectively separate materials with different components but similar properties by means of continuous rectification; moreover, the rectifying tower has compact structure, reduces equipment cost and occupied area, and is suitable for continuous mass production.
Description
Technical field
The utility model relates to a kind of rectifying column of continuous rectification, belongs to chemical machinery field.
Background technology
In fine chemistry industry was produced, mostly material that is used to produce or thick product were the liquid mixture is made up of fractions need carry out separation to a certain degree, purified or the purpose of recovery useful constituent to reach.The mutually soluble liquids separating mixture is a lot, and as filtration, evaporation, distillation, rectifying and special extract rectification etc., rectifying is a kind of separate mode wherein.
At present, the rectifying column that adopts need be furnished with reboiler, condenser and external reflux device, wherein rectifying column, reboiler, condenser and external reflux device adopt separate split-type structural more, still the neither one rectifying column is placed in one reboiler and condensation reflux unit, constitutes a complete integral body.
The utility model content
For overcoming the defective of prior art; the utility model provide a kind of integrate again boil, carry heat up in a steamer, the rectifying column of the new type of continuous rectifying of rectifying, condensation reflux unit; compact overall structure; reduce equipment cost and floor space; and the mode by continuous rectification to different component but the close material of character effectively separate, suitable scale is produced continuously.
The utility model is achieved through the following technical solutions:
A kind of rectifying column of continuous rectification, it comprises closure casing, described closure casing is divided into reboiler intensification section from bottom to up successively, carries and heat up in a steamer segregation section, rectifying segregation section, reflux section and gas phase discharging section, described reboiler intensification section middle part is provided with exhaust outlet, the bottom is provided with slag-drip opening, inside is provided with the heater that is used to add thermal material, the described top of heating up in a steamer segregation section of carrying is provided with charging aperture, described reflux section inside is provided with the condensation reflux unit that is used for the condensation gas phase, and described gas phase discharging section is provided with the gas outlet.
The described heater that adds thermal material can adopt the heating tube-sheet heat exchanger, described heating can comprise tube sheet I with tube-sheet heat exchanger, tube sheet II and the some horizontal pipelines that are used to transmit heating agent that are connected with tube sheet II with described tube sheet I, described tube sheet I and tube sheet II can be sealedly connected on the inboard of the barrel of described reboiler intensification section, described heating can also comprise heating agent inlet and heating agent outlet with tube-sheet heat exchanger, described heating agent inlet and the outlet of described heating agent are located on the barrel of described reboiler intensification section, and described heating agent inlet is in the below of described heating agent outlet.
Described heater can be arranged at the bottom of described reboiler intensification section, the minimum area of the cross section of described reboiler intensification pars infrasegmentalis can be greater than the heat up area of cross section on section top of described reboiler, described reboiler intensification section top can adopt the angled transition barrel to be connected with described reboiler intensification pars infrasegmentalis, described angled transition barrel constitutes the middle part of described reboiler intensification section, and described exhaust outlet can be arranged at the top of described angled transition barrel.
Described carrying heated up in a steamer segregation section and can be provided with to carry and heat up in a steamer the segregation section packing layer, and the described filler that heats up in a steamer the segregation section packing layer of carrying can be Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one.
Described carrying heated up in a steamer the segregation section packing layer and can be adopted sandwich construction, is divided into some segments from top to bottom, described carry heating up in a steamer can be provided with to carry between adjacent two segments of segregation section heat up in a steamer the segregation section distributor.
Described each segment that heats up in a steamer the segregation section packing layer of carrying all can comprise carrying and heats up in a steamer the segregation section filler and carry and heat up in a steamer the horizontal grate plate of segregation section, described carrying heated up in a steamer the horizontal grate plate of segregation section and can be fixedlyed connected with described the inboard of the barrel that heats up in a steamer segregation section of carrying, described carrying heated up in a steamer the segregation section filler and can be arranged at described carrying and heat up in a steamer on the segregation section grate plate, described each segment that heats up in a steamer the segregation section packing layer of carrying can adopt identical or different carrying to heat up in a steamer the segregation section filler respectively, and the vertical height of each segment can be identical or different.
The described top of heating up in a steamer segregation section of carrying can also be provided with horizontal material distributor, and described horizontal material distributor can connect described charging aperture, and described charging aperture and described horizontal material distributor all can be positioned at the described top of heating up in a steamer the segregation section packing layer of carrying.
Described rectifying segregation section inside can be provided with rectifying segregation section packing layer, and the filler of described rectifying segregation section packing layer can be Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one.
Described rectifying segregation section packing layer can adopt sandwich construction, be divided into some segments from top to bottom, can be provided with rectifying segregation section distributor between adjacent two segments of described rectifying segregation section, each segment of described rectifying segregation section packing layer all can comprise rectifying segregation section filler and the horizontal grate plate of rectifying segregation section, the horizontal grate plate of described rectifying segregation section can be fixedlyed connected with the inboard of barrel of described rectifying segregation section, described rectifying segregation section filler can be arranged on the described rectifying segregation section grate plate, each segment of described rectifying segregation section packing layer can adopt identical or different rectifying segregation section filler respectively, and the vertical height of each segment can be identical or different.
The tube-sheet heat exchanger that described condensation reflux unit can adopt condensation to use, the tube-sheet heat exchanger that described condensation is used can comprise upper perforated plate, lower perforated plate and the some vertical ducts that are connected with described upper perforated plate, lower perforated plate, the barrel of described upper and lower tube sheet and described reflux section can weld or be tightly connected, the barrel of described reflux section can constitute the shell of the tube-sheet heat exchanger that described condensation uses, and can be provided with refrigerant import and refrigerant exit, described refrigerant import is positioned at the below of described refrigerant exit.
The beneficial effects of the utility model are: the rectifying column of the continuous rectification that the utility model provides, integrate material boil again intensification, material carry heat up in a steamer, the novel distillation tower of material rectifying and gas phase condensing reflux, enlarged the space that gas-liquid is in contact with one another, and the internal circulating load of material in rectifying column inside increases, improve separating effect, saved production cost; The carrying heating up in a steamer in segregation section and the rectifying segregation section of rectifying column is equipped with packing layer, the packing layer of two segregation sections all adopts sandwich construction, increased the contact area of gas phase and liquid phase in the material, improved separating effect; And be provided with the liquid phase material distributor between adjacent two sections packing layers carrying heating up in a steamer in segregation section and the rectifying segregation section, promote the even distribution of liquid phase on the packing layer cross section; Simultaneously, carry the top of heating up in a steamer segregation section and also be provided with the material distributor that links to each other with charging aperture, after material enters rectifying column from charging aperture,, can be distributed in the inner space of described rectifying column more equably by the material distributor; In addition, the utility model compact overall structure has been simplified equipment, reduces equipment cost and floor space, has improved operating efficiency, to different component but the close material of character can effectively separate, be suitable for the production of serialization, scale.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Referring to Fig. 1, the rectifying column of continuous rectification of the present utility model, it comprises closure casing, described closure casing is divided into reboiler intensification section from bottom to up successively, carry and heat up in a steamer segregation section, rectifying segregation section, reflux section and gas phase discharging section, described reboiler intensification section middle part is provided with exhaust outlet 2, the bottom is provided with slag-drip opening 15, inside is provided with the heater 1 that is used to add thermal material, the described top of heating up in a steamer segregation section of carrying is provided with charging aperture 7, described reflux section inside is provided with the condensation reflux unit 12 that is used for the condensation gas phase, described gas phase discharging section is provided with gas outlet 14, and upper cover 13 is in described gas phase discharging section, and constitutes the upper top of described closure casing.
Can adopt welding, flange connection or other suitable connected modes to connect between the sidewall of described upper cover and described closure casing, the sidewall of described closure casing can adopt monolithic construction, also can adopt the split-type structural corresponding with each section, when described sidewall adopts split-type structural, described reboiler heat up section, carry and can adopt the connected mode that flange connects or other are suitable to connect between the adjacent two sections sidewall that heats up in a steamer segregation section, rectifying segregation section, reflux section and gas phase discharging section.
Described heater can adopt the heating tube-sheet heat exchanger, described heating is horizontal with tube-sheet heat exchanger, can comprise tube sheet I 17, tube sheet II 18 and with described tube sheet I, some horizontal pipelines 19 that tube sheet II connects, heating agent flows in described horizontal pipeline, described tube sheet I and tube sheet II are tightly connected by the barrel of welding or other suitable connected modes and described reboiler intensification section, described heating also comprises heating agent inlet 3 and heating agent outlet 4 with tube-sheet heat exchanger, described heating agent inlet and the outlet of described heating agent are located on the barrel of described reboiler intensification section, and described heating agent inlet is in the below of described heating agent outlet.Described some horizontal pipelines can adopt helix tube, straight tube or other forms of pipeline, can also can be end finned tube for light pipe, and pipe material can be wherein a kind of of Q235-B, 20#, 16MnR, 0Cr18Ni9Ti, 1Cr18Ni9Ti or 0Cr18Ni9.Described reboiler heat up section tube sheet I, tube sheet II can with described closure casing bottom and sidewall fixed seal connection, the connected mode of described fixing seal can be seal welding, also can be other suitable modes that are tightly connected.Thermal medium flows through from heat exchanger tube, and the material that can exchange in the heat pipe surrounding space heats.
Described heater can be arranged at the bottom of described reboiler intensification section, the minimum area of the cross section of described reboiler intensification pars infrasegmentalis can be greater than the heat up area of cross section on section top of described reboiler, can provide for the heat exchange of material than large space, described reboiler intensification section top can adopt the angled transition barrel to be connected with described reboiler intensification pars infrasegmentalis, described angled transition barrel constitutes the middle part of described reboiler intensification section, play and connect and supporting role, described reboiler intensification section top barrel and the described angled transition barrel in middle part surround vaporizer, fully gasify through heated liquid with convenient described reboiler intensification pars infrasegmentalis, described exhaust outlet can be arranged at the top of described angled transition barrel, when beginning to add materials, can open exhaust outlet, discharge the gas in the rectifying column, be in closed condition in the distillation process, described slag-drip opening can be arranged at the bottom of described reboiler intensification section, be used to discharge liquid and impurity component after the rectifying, such as slag-drip opening can be used for distillation process will separate the back liquid therefrom discharge, also can be used for discharging the remaining all kinds of materials of tower after the rectifying, can also be used to discharge the cleaning fluid that cleans rectifying column.
Described carrying heated up in a steamer segregation section and can be provided with to carry and heat up in a steamer segregation section packing layer 5, the described filler that heats up in a steamer the segregation section packing layer of carrying can be Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one, the described material of heating up in a steamer the segregation section filler of carrying can be wherein a kind of of Q235-B, 20#, 16MnR, 0Cr18Ni9Ti, 1Cr18Ni9Ti or 0Cr18Ni9, with filler as the contacted elementary cell of gas-liquid, contact area with gas phase and liquid phase in the increase material improves separating effect.
Described carrying heated up in a steamer the segregation section packing layer and can be adopted sandwich construction, be divided into some segments from top to bottom, such as 3 sections, 4 sections, 5 sections or 6 sections, both can guarantee that gaseous substance and liquid phase substance in the material successfully realized reverse flow, can improve the contact area of gaseous substance and liquid phase substance again, improve separating effect.
Described carry heating up in a steamer can be provided with to carry between adjacent two segments of segregation section heat up in a steamer segregation section distributor 6, described carrying heated up in a steamer the segregation section distributor liquid phase substance evenly distributed again, to improve the uniformity that liquid phase substance distributes on the cross section of next section filler.
Described carrying heated up in a steamer the barrel that carrying of segregation section packing layer place heat up in a steamer segregation section and can be monolithic construction, also can adopt split-type structural according to the number of packing layer segment, when adopting split-type structural, the described barrel that heats up in a steamer segregation section of carrying at adjacent two segment places can adopt the connected mode that flange connects, welds or other are suitable to connect.
Described each segment that heats up in a steamer the segregation section packing layer of carrying all can comprise carrying and heats up in a steamer the segregation section filler and carry and heat up in a steamer the horizontal grate plate of segregation section, described carrying heated up in a steamer the horizontal grate plate of segregation section and can be fixedlyed connected with described the inboard of the barrel that heats up in a steamer segregation section of carrying, described carrying heated up in a steamer the segregation section filler and can be arranged at described carrying and heat up in a steamer on the segregation section grate plate, and described carrying heated up in a steamer the horizontal grate plate of segregation section and can be used to support described carrying and heat up in a steamer the segregation section filler.
Described each segment that heats up in a steamer the segregation section packing layer of carrying can adopt identical or different carrying to heat up in a steamer the segregation section filler respectively, and the vertical height of each segment can be identical or different.Can suitably regulate filler and segment vertical height according to separation requirement and separating effect, to finish required separating effect.
The described top of heating up in a steamer segregation section of carrying can also be provided with horizontal material distributor 16, described horizontal material distributor connects described charging aperture, by described horizontal material distributor, the material that enters rectifying column from described charging aperture evenly can be distributed on the entire cross section of rectifying column, with the distributivity of raising material and next step separating effect, described charging aperture and described horizontal material distributor all can be positioned at the described top of heating up in a steamer the segregation section packing layer of carrying, and are specially described charging aperture and described horizontal material distributor can be positioned at the described top of heating up in a steamer the segregation section top first segment packing layer of carrying.
Described rectifying segregation section inside can be provided with rectifying segregation section packing layer 9, the filler of described rectifying segregation section packing layer can be Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one, and the material of described rectifying segregation section filler can be wherein a kind of of Q235-B, 20#, 16MnR, 0Cr18Ni9Ti, 1Cr18Ni9Ti or 0Cr18Ni9.
Described rectifying segregation section packing layer can adopt sandwich construction, be divided into some segments from top to bottom, such as 2 sections, 3 sections or 4 sections, both can guarantee that gaseous substance and liquid phase substance in the material successfully realized reverse flow, can improve the contact area of gaseous substance and liquid phase substance again, improve separating effect.
The barrel of the rectifying segregation section at described rectifying segregation section packing layer place can be monolithic construction, also can adopt split-type structural according to the number of packing layer segment, when adopting split-type structural, the barrel of the described rectifying segregation section at adjacent two segment places can adopt the connected mode that flange connects, welds or other are suitable to connect.
Each segment of described rectifying segregation section packing layer can adopt identical or different rectifying segregation section filler respectively, and the vertical height of each segment can be identical or different.Can suitably regulate filler and segment vertical height according to separation requirement and separating effect, reach requirement to guarantee separating effect.
Can be provided with rectifying segregation section distributor 8 between adjacent two segments of described rectifying segregation section, to improve the uniformity of gaseous substance and the distribution of liquid phase substance on described rectifying segregation section packing layer cross section.
Each segment of described rectifying segregation section packing layer all can comprise rectifying segregation section filler and the horizontal grate plate of rectifying segregation section, the horizontal grate plate of described rectifying segregation section can be fixedlyed connected with the inboard of barrel of described rectifying segregation section, described rectifying segregation section filler can be arranged on the horizontal grate plate of described rectifying segregation section, and the horizontal grate plate of described rectifying segregation section can be used to support described rectifying segregation section filler.
The tube-sheet heat exchanger that described condensing unit can adopt condensation to use, the tube-sheet heat exchanger that described condensation is used can comprise upper perforated plate 20, lower perforated plate 21 and with described upper perforated plate, some reflux section vertical ducts 12 that lower perforated plate connects, gaseous phase materials after rectifying separates can transmit from bottom to top by described reflux section vertical duct, wherein part gaseous phase materials boiling point is higher, through being back to from top to bottom in the described rectifying segregation section after the heat exchange condensation, described reflux section vertical duct can also can be end finned tube for light pipe, can be straight tube, also can be helix tube, preferred straight tube, parallel group is stayed.Pipe material can be among Q235-B, 20#, 16MnR, 0Cr18Ni9Ti, 1Cr18Ni9Ti or the 0Cr18Ni9 a kind of.On the described reflux section, the barrel of lower perforated plate and described reflux section can fixed seal connection, the connected mode of described fixing seal can be seal welding, also can be other suitable modes that is tightly connected, the barrel of described reflux section can constitute the shell of the tube-sheet heat exchanger that described condensation uses, the outer wall of described reflux section vertical duct, described upper perforated plate, the barrel of described lower perforated plate and described reflux section constitutes enclosure space, when flowing in described reflux section vertical duct with the gaseous phase materials after guarantee separating, the high boiling substance of wherein carrying secretly can change liquid-phase reflux into the refrigerant heat exchange in enclosure space.
Described tube-sheet type condensation also is provided with refrigerant import 10 and refrigerant exit 11 with heat exchanger.Can be provided with refrigerant import and refrigerant exit on the barrel of described reflux section, described refrigerant import is positioned at the below of described refrigerant exit, the level height of described refrigerant exit can be a little less than the residing level height in described reflux section vertical duct upper end, the level height of described refrigerant import can be a little more than the residing level height in described reflux section vertical duct lower end, so that treat the condensation material can and refrigerant between heat exchange more abundant, described refrigerant can be condensed water, wherein a kind of of chilled brine, the temperature range of refrigerant can be controlled between the boiling point of the boiling point for the treatment of condensation material low boilers material and high boiler material.
When described reflux section vertical duct is longer, described reflux section vertical duct can be by some deflection plate assist location, described deflection plate is provided with the through hole that passes for described reflux section vertical duct, and described deflection plate can be fixedlyed connected with the upper and lower tube sheet of described reflux section by the pull bar that is connected its two ends.
Operation principle of the present utility model is mainly: material enters rectifying column from material inlet, and by the evenly distribution on the entire cross section of rectifying column of material distributor, move downward, enter reboiler intensification section, carry out heat exchange with the heating agent in the heat exchanger tube, the partial material gasification, move upward, heat up in a steamer segregation section and rectifying segregation section carrying, the gaseous phase materials that moves upward is the adverse current state with the liquid phase material that moves downward, carry out contact mass transfer, the material gasification that the liquid phase material mid-boiling point is lower, the material liquefaction that the gaseous phase materials mid-boiling point is higher, wherein liquid phase material heats up in a steamer segregation section and rectifying segregation section all through the repeatedly distribution again of distributor carrying, thereby guarantee its even distribution on next stage packing layer cross section, promoting simultaneously that liquid phase material and gaseous phase materials are more abundant contacts, move upward through carrying the new gaseous phase materials that heats up in a steamer behind segregation section and the rectifying segregation section, new liquid phase material moves downward, the new gaseous phase materials that moves upward enters reflux section, the higher gaseous phase materials of boiling point further liquefies to reflux and proceeds to separate, the gaseous phase materials that boiling point is lower moves upward and enters the gas phase discharging section, discharges and collects from gaseous phase outlet.
Claims (10)
1. the rectifying column of a continuous rectification, it is characterized in that it comprises closure casing, described closure casing is divided into reboiler intensification section from bottom to up successively, carries and heat up in a steamer segregation section, rectifying segregation section, reflux section and gas phase discharging section, described reboiler intensification section middle part is provided with exhaust outlet, the bottom is provided with slag-drip opening, inside is provided with the heater that is used to add thermal material, the described top of heating up in a steamer segregation section of carrying is provided with charging aperture, described reflux section inside is provided with the condensation reflux unit that is used for the condensation gas phase, and described gas phase discharging section is provided with the gas outlet.
2. the rectifying column of continuous rectification as claimed in claim 1, it is characterized in that the described heater that adds thermal material adopts the heating tube-sheet heat exchanger, described heating comprises tube sheet I with tube-sheet heat exchanger, tube sheet II and the some horizontal pipelines that are used to transmit heating agent that are connected with tube sheet II with described tube sheet I, described tube sheet I and tube sheet II are sealedly connected on the inboard of the barrel of described reboiler intensification section, described heating also comprises heating agent inlet and heating agent outlet with tube-sheet heat exchanger, described heating agent inlet and the outlet of described heating agent are located on the barrel of described reboiler intensification section, and described heating agent inlet is in the below of described heating agent outlet.
3. the rectifying column of continuous rectification as claimed in claim 2, it is characterized in that described heater is arranged at the bottom of described reboiler intensification section, the minimum area of the cross section of described reboiler intensification pars infrasegmentalis is greater than the area of the cross section on described reboiler intensification section top, described reboiler intensification section top adopts the angled transition barrel to be connected with described reboiler intensification pars infrasegmentalis, described angled transition barrel constitutes the middle part of described reboiler intensification section, and described exhaust outlet is arranged at the top of described angled transition barrel.
4. as the rectifying column of claim 1,2 or 3 described continuous rectifications, it is characterized in that described carrying heat up in a steamer segregation section and be provided with to carry and heat up in a steamer the segregation section packing layer, the described filler that heats up in a steamer the segregation section packing layer of carrying is Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one.
5. the rectifying column of continuous rectification as claimed in claim 4 is characterized in that described carrying heat up in a steamer the segregation section packing layer and adopt sandwich construction, is divided into some segments from top to bottom, described carry heating up in a steamer to be provided with to carry between adjacent two segments of segregation section heat up in a steamer the segregation section distributor.
6. the rectifying column of continuous rectification as claimed in claim 5, it is characterized in that described each segment that heats up in a steamer the segregation section packing layer of carrying includes to carry and heats up in a steamer the segregation section filler and carry and heat up in a steamer the horizontal grate plate of segregation section, described carrying heated up in a steamer the horizontal grate plate of segregation section and fixedlyed connected with described the inboard of the barrel that heats up in a steamer segregation section of carrying, described carrying heated up in a steamer the segregation section filler and is arranged at described carrying and heats up in a steamer on the segregation section grate plate, described each segment that heats up in a steamer the segregation section packing layer of carrying adopts identical or different carrying to heat up in a steamer the segregation section filler respectively, and the vertical height of each segment is identical or different.
7. the rectifying column of continuous rectification as claimed in claim 6, it is characterized in that the described top of heating up in a steamer segregation section of carrying also is provided with horizontal material distributor, described horizontal material distributor connects described charging aperture, and described charging aperture and described horizontal material distributor all are positioned at the described top of heating up in a steamer the segregation section packing layer of carrying.
8. the rectifying column of continuous rectification as claimed in claim 7, it is characterized in that described rectifying segregation section inside is provided with rectifying segregation section packing layer, the filler of described rectifying segregation section packing layer is Raschig ring, cascade ring, Pall ring, screen waviness or perforated plate corrugated any one.
9. the rectifying column of continuous rectification as claimed in claim 8, it is characterized in that described rectifying segregation section packing layer adopts sandwich construction, be divided into some segments from top to bottom, be provided with rectifying segregation section distributor between adjacent two segments of described rectifying segregation section, each segment of described rectifying segregation section packing layer includes rectifying segregation section filler and the horizontal grate plate of rectifying segregation section, the horizontal grate plate of described rectifying segregation section is fixedlyed connected with the inboard of barrel of described rectifying segregation section, described rectifying segregation section filler is arranged on the described rectifying segregation section grate plate, each segment of described rectifying segregation section packing layer adopts identical or different rectifying segregation section filler respectively, and the vertical height of each segment is identical or different.
10. the rectifying column of continuous rectification as claimed in claim 8, it is characterized in that the tube-sheet heat exchanger that described condensation reflux unit adopts condensation to use, the tube-sheet heat exchanger that described condensation is used comprises upper perforated plate, lower perforated plate and the some vertical ducts that are connected with described upper perforated plate, lower perforated plate, described upper and lower tube sheet is connected with the barrel welded seal of described reflux section, the barrel of described reflux section constitutes the shell of the tube-sheet heat exchanger that described condensation uses, and is provided with refrigerant import and refrigerant exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201596372U CN201658857U (en) | 2010-04-13 | 2010-04-13 | Rectifying tower for continuous rectification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201596372U CN201658857U (en) | 2010-04-13 | 2010-04-13 | Rectifying tower for continuous rectification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201658857U true CN201658857U (en) | 2010-12-01 |
Family
ID=43229264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201596372U Expired - Fee Related CN201658857U (en) | 2010-04-13 | 2010-04-13 | Rectifying tower for continuous rectification |
Country Status (1)
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| CN (1) | CN201658857U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157292A (en) * | 2013-04-03 | 2013-06-19 | 青岛科技大学 | Clean dewatering device for toluenediamine |
| CN104841247A (en) * | 2015-04-17 | 2015-08-19 | 泰州润达环保科技有限公司 | Denitrating tower structure |
| CN106362431A (en) * | 2016-11-15 | 2017-02-01 | 德艾柯工程技术（上海）有限公司 | Built-in condensing device of distillation tower |
| CN107088314A (en) * | 2017-06-27 | 2017-08-25 | 山东鼎裕生物能源有限公司 | A kind of rectifying column |
| CN108815873A (en) * | 2018-06-30 | 2018-11-16 | 淮阴工学院 | A kind of acetic acid rectifying column built in condenser, reboiler |
| CN111375219A (en) * | 2018-12-31 | 2020-07-07 | 中国石油化工股份有限公司 | Dividing wall tower and dividing wall rectification method |
| CN112337129A (en) * | 2019-08-08 | 2021-02-09 | 东莞巨正源科技有限公司 | Kettle type reboiler and propane and propylene separation tower |
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2010
- 2010-04-13 CN CN2010201596372U patent/CN201658857U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157292A (en) * | 2013-04-03 | 2013-06-19 | 青岛科技大学 | Clean dewatering device for toluenediamine |
| CN104841247A (en) * | 2015-04-17 | 2015-08-19 | 泰州润达环保科技有限公司 | Denitrating tower structure |
| CN106362431A (en) * | 2016-11-15 | 2017-02-01 | 德艾柯工程技术（上海）有限公司 | Built-in condensing device of distillation tower |
| CN107088314A (en) * | 2017-06-27 | 2017-08-25 | 山东鼎裕生物能源有限公司 | A kind of rectifying column |
| CN107088314B (en) * | 2017-06-27 | 2022-08-09 | 山东鼎裕生物能源有限公司 | Rectifying tower |
| CN108815873A (en) * | 2018-06-30 | 2018-11-16 | 淮阴工学院 | A kind of acetic acid rectifying column built in condenser, reboiler |
| CN108815873B (en) * | 2018-06-30 | 2020-07-24 | 淮阴工学院 | Acetic acid rectifying tower with built-in condenser and reboiler |
| CN111375219A (en) * | 2018-12-31 | 2020-07-07 | 中国石油化工股份有限公司 | Dividing wall tower and dividing wall rectification method |
| CN112337129A (en) * | 2019-08-08 | 2021-02-09 | 东莞巨正源科技有限公司 | Kettle type reboiler and propane and propylene separation tower |
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