CN210814000U - Multistage chemical industry distillation column - Google Patents
Multistage chemical industry distillation column Download PDFInfo
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- CN210814000U CN210814000U CN201921623487.3U CN201921623487U CN210814000U CN 210814000 U CN210814000 U CN 210814000U CN 201921623487 U CN201921623487 U CN 201921623487U CN 210814000 U CN210814000 U CN 210814000U
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- distillation column
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- liquid
- welded
- distillation tower
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Abstract
The utility model discloses a multistage chemical industry distillation column, including distillation column main part and skirt, the grid tray is supported on top welding upper strata in the distillation column main part, and the upper strata supports the grid tray top and places the circular filler in upper strata, distillation column main part one side top welding reflux advances the pipe, and the reflux advances the socle end and runs through a liquid distributor of distillation column main part welding, a liquid distributor is located the circular filler top in upper strata, the upper strata supports grid tray bottom welding liquid collector, and liquid collector one side bottom has the discharge hole, bottom welding bottom supports the grid tray in the distillation column main part, and the bottom supports the grid tray top and places the circular filler of lower floor, through No. two liquid distributors of support frame installation between liquid collector and the circular filler of lower floor, and No. two liquid distributor tops pass through transfer line intercommunication discharge holes. The utility model discloses multistage chemical industry distillation column, reasonable in design, simple structure is fit for being extensively promoted and used.
Description
Technical Field
The utility model relates to a distillation column technical field, in particular to multistage chemical industry distillation column.
Background
The distillation tower is a common separation and purification device, and mainly realizes separation through gas-liquid contact and different volatility of each component, and comprises a plate tower and a packed tower. The packed column is filled with a suitable height of packing to increase the contact surface between the two fluids. For example, for gas absorption, liquid enters from the upper part of the column through the distributor and descends along the packing surface. The gas flows from the lower part of the tower through the filler pores and is contacted with the liquid closely to interact. The structure is simpler, and it is more convenient to overhaul, but current packed tower heat-proof quality is relatively poor, and easily blocks up in the use, causes the raw materials distillation separation purification inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a multistage chemical distillation tower, which adopts the technical scheme that upper-layer circular filler is placed at the top of an upper-layer support grid plate, and lower-layer circular filler is placed at the top of a bottom-layer support grid plate, so that the traditional single-layer filler is improved into two-layer circular filler, multistage simultaneous evaporation is formed, the evaporation efficiency is higher, evaporation substances are not easy to block, and the distillation cost of chemical raw materials is reduced; through connecting thermal-insulated aerogel carpet veneer at distillation column main part surface to can effectively strengthen distillation column main part heat-proof quality, the chemical industry raw materials distillation inefficiency that steam caused because of the heat transfer cools off fast in avoiding the distillation column main part, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multistage chemical distillation tower comprises a distillation tower main body and a skirt, wherein an upper layer of support grid plate is welded at the top in the distillation tower main body, upper layer circular filler is arranged at the top of the upper layer of support grid plate, a reflux inlet pipe is welded at the top of one side of the distillation tower main body, a first liquid distributor is welded at the bottom end of the reflux inlet pipe and penetrates through the distillation tower main body, the first liquid distributor is positioned at the top of the upper layer circular filler, a liquid collector is welded at the bottom of the upper layer of support grid plate, a discharge hole is formed in the bottom of one side of the liquid collector, a bottom layer of support grid plate is welded at the bottom in the distillation tower main body, lower layer circular filler is arranged at the top of the bottom layer of support grid plate, a second liquid distributor is installed between the liquid collector and the lower layer circular filler through a support frame, the top of the second liquid distributor is communicated with the discharge, and the outer surface of the distillation tower main body is connected with a heat insulation aerogel felt layer in a gluing mode.
Furthermore, a steam outlet is welded at the top end of the distillation tower main body, a circulating pipe is welded at the bottom end of the distillation tower main body and is located between the skirt bases, a steam inlet pipe is welded at the bottom of one side of the distillation tower main body, and a steam outlet end of the steam inlet pipe is located at the bottom of the bottom support grid plate.
Further, a feeding pipe is welded on one side of the distillation tower main body, and the discharging end of the feeding pipe is positioned at the bottom of the liquid collector.
Furthermore, the top of the upper layer of circular packing and the top of the lower layer of circular packing are provided with packing pressing rings through bolts.
Further, the bottom of the distillation tower main body is welded with a skirt, and the bottom of the skirt is provided with a base ring.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses the distillation column adopts and to place the circular filler in upper strata at the upper strata support grid tray top to support the circular filler of lower floor at the bottom and place the grid tray top, thereby pack the improvement with traditional individual layer and be two-layer circular filler, form multistage evaporation simultaneously, make evaporation efficiency higher, the evaporation material is difficult for taking place to block up, has reduced the industrial chemicals distillation cost.
2. The thermal insulation aerogel felt layer is glued and connected to the outer surface of the distillation tower main body, so that the thermal insulation performance of the distillation tower main body can be effectively enhanced, and the low distillation efficiency of chemical raw materials caused by the rapid cooling of steam in the distillation tower main body due to heat transfer is avoided; through the nonstick layer of teflon of coating in distillation column main part internal surface to impurity adhesion causes the jam at distillation column main part internal surface in can effectively avoiding the material, and then supplementary chemical raw material evaporation efficiency who improves the distillation column main part.
Drawings
Fig. 1 is a schematic view of the overall structure of a multistage chemical distillation tower of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the multistage chemical distillation tower of the present invention.
Fig. 3 is a schematic view of the cross-sectional structure of the surface material layer inside and outside the distillation tower main body of the multistage chemical distillation tower of the present invention.
In the figure: 1. a distillation column main body; 2. a steam outlet; 3. a reflux liquid inlet pipe; 4. a Teflon non-stick layer; 5. introducing steam into the pipe; 6. a circulation pipe; 7. a skirt; 8. a base ring; 9. a first liquid distributor; 10. a thermally insulating aerogel blanket; 11. filling the upper layer; 12. a liquid collector; 13. a feed pipe; 14. packing and pressing a ring; 15. lower layer round filler; 16. a bottom support grid; 17. a second liquid distributor; 18. a second liquid distributor; 19. the upper layer supports the grid plate.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a multistage chemical distillation tower comprises a distillation tower main body 1 and a skirt 7, wherein an upper layer supporting grid 19 is welded at the top in the distillation tower main body 1, an upper layer circular filler 11 is placed at the top of the upper layer supporting grid 19, a reflux liquid inlet pipe 3 is welded at the top of one side of the distillation tower main body 1, a first liquid distributor 9 is welded at the bottom end of the reflux liquid inlet pipe 3 penetrating through the distillation tower main body 1, the first liquid distributor 9 is positioned at the top of the upper layer circular filler 11, a liquid collector 12 is welded at the bottom of the upper layer supporting grid 19, a discharge hole 18 is formed at the bottom of one side of the liquid collector 12, a bottom layer supporting grid 16 is welded at the bottom in the distillation tower main body 1, a lower layer circular filler 15 is placed at the top of the bottom layer supporting grid 16, a second liquid distributor 17 is installed between the liquid collector 12 and the lower layer, and the top of the second liquid distributor 17 is communicated with a discharge hole 18 through a liquid conveying pipe, the inner surface of the distillation tower main body 1 is coated with a Teflon non-stick layer 4, and the outer surface of the distillation tower main body 1 is connected with a heat insulation aerogel felt layer 10 in a gluing mode.
The top end of the distillation tower main body 1 is welded with the steam outlet 2, the bottom end of the distillation tower main body 1 is welded with the circulating pipe 6, the circulating pipe 6 is located between the skirt bases 7, the bottom of one side of the distillation tower main body 1 is welded with the steam inlet pipe 5, and the air outlet end of the steam inlet pipe 5 is located at the bottom of the bottom layer support grid plate 16.
In this embodiment, as shown in fig. 1 and 2, the steam outlet 2 may be connected to a condenser, and the circulation pipe 6 may be connected to a reboiler.
Wherein, a feeding pipe 13 is welded on one side of the distillation tower body 1, and the discharging end of the feeding pipe 13 is positioned at the bottom of the liquid collector 12.
In this embodiment, as shown in fig. 1 and 2, the feed pipe 13 may add a raw material used for distillation purification to the distillation column main body 1.
And the top parts of the upper layer circular packing 11 and the lower layer circular packing 15 are both provided with packing pressing rings 14 through bolts.
In this embodiment, as shown in fig. 2, the packing retainer ring 14 can hold and fix the upper layer circular packing 11 on the upper layer support grid 19 and the lower layer circular packing 15 on the top of the lower layer support grid 16.
Wherein, the bottom of the distillation column main body 1 is welded with a skirt 7, and the bottom of the skirt 7 is provided with a base ring 21.
In this embodiment, as shown in fig. 1, the base ring 21 can facilitate the fixed installation of the distillation column main body 1 at a predetermined position.
It should be noted that, the utility model relates to a multistage chemical industry distillation column, in operation, the personnel go into pipe 5 and circulating pipe 6 with steam and connect outside reboiler, and advance pipe 3 with vapor outlet 2 and reflux and connect outside condenser and the outside metering tank of inlet pipe 13 intercommunication, thereby in distillation column main part 1 during operation, personnel's manual control metering tank uses inlet pipe 13 to place a certain amount of industrial chemicals in distillation column main part 1, open outside steam generating equipment immediately and go into high temperature steam to steam in the pipe 5, industrial chemicals in inlet pipe 13 can place under the double-deck function that upper circular filler 15 and bottom support grid plate 16 top were placed to upper support grid plate 19 top this moment, form multistage simultaneous evaporation, make evaporation efficiency higher, the evaporation material is difficult for taking place the jam, chemical industry raw material distillation cost is reduced, the material steam of vapor outlet 2 advances pipe 3 through the reflux to distillation column main part 1 behind the condenser condensation to flow back to the reflux through the reflux Thereby effectively avoiding the waste of chemical raw materials, and an external reboiler can form steam circulation through the circulating pipe 6 to avoid the unbalance of steam pressure.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A multistage chemical industry distillation column, includes distillation column main part (1) and skirt (7), its characterized in that: an upper layer of support grid plate (19) is welded at the top in the distillation tower main body (1), an upper layer of circular filler (11) is arranged at the top of the upper layer of support grid plate (19), a reflux liquid inlet pipe (3) is welded at the top of one side of the distillation tower main body (1), a liquid distributor (9) is welded at the bottom end of the reflux liquid inlet pipe (3) and penetrates through the distillation tower main body (1), the liquid distributor (9) is positioned at the top of the upper layer of circular filler (11), a liquid collector (12) is welded at the bottom of the upper layer of support grid plate (19), a discharge hole (18) is formed in the bottom of one side of the liquid collector (12), a bottom layer of support grid plate (16) is welded at the bottom in the distillation tower main body (1), a lower layer of circular filler (15) is arranged at the top of the bottom layer of support grid plate (16), a second liquid distributor (17) is installed between the liquid, and the top of the second liquid distributor (17) is communicated with a discharge hole (18) through a liquid conveying pipe, the inner surface of the distillation tower main body (1) is coated with a Teflon non-stick layer (4), and the outer surface of the distillation tower main body (1) is connected with a heat-insulation aerogel felt layer (10) in a gluing mode.
2. The multi-stage chemical distillation column of claim 1, wherein: the distillation column main part (1) top welding steam outlet (2), distillation column main part (1) bottom welding circulating pipe (6), and circulating pipe (6) are located between skirt (7), distillation column main part (1) one side bottom welding steam income pipe (5), and steam income pipe (5) give vent to anger the end and be located bottom support grid tray (16) bottom.
3. The multi-stage chemical distillation column of claim 1, wherein: a feeding pipe (13) is welded on one side of the distillation tower main body (1), and the discharging end of the feeding pipe (13) is positioned at the bottom of the liquid collector (12).
4. The multi-stage chemical distillation column of claim 1, wherein: and the top parts of the upper layer circular packing (11) and the lower layer circular packing (15) are provided with packing pressing rings (14) through bolts.
5. The multi-stage chemical distillation column of claim 1, wherein: the bottom of the distillation tower main body (1) is welded with a skirt (7), and the bottom of the skirt (7) is provided with a base ring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921623487.3U CN210814000U (en) | 2019-09-27 | 2019-09-27 | Multistage chemical industry distillation column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921623487.3U CN210814000U (en) | 2019-09-27 | 2019-09-27 | Multistage chemical industry distillation column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210814000U true CN210814000U (en) | 2020-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921623487.3U Expired - Fee Related CN210814000U (en) | 2019-09-27 | 2019-09-27 | Multistage chemical industry distillation column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210814000U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044111A (en) * | 2020-09-15 | 2020-12-08 | 潘苗妃 | Multistage chemical industry distillation column |
| CN113082752A (en) * | 2021-04-09 | 2021-07-09 | 云南国润香料制造有限公司 | Sectional type filler rectification device capable of improving eucalyptol extraction efficiency and control system |
| CN114082392A (en) * | 2021-12-10 | 2022-02-25 | 开封黄河空分集团有限公司 | Intelligent regular packed tower |
-
2019
- 2019-09-27 CN CN201921623487.3U patent/CN210814000U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044111A (en) * | 2020-09-15 | 2020-12-08 | 潘苗妃 | Multistage chemical industry distillation column |
| CN112044111B (en) * | 2020-09-15 | 2021-05-07 | 荆门市和丰科技有限公司 | Multistage chemical industry distillation column |
| CN113082752A (en) * | 2021-04-09 | 2021-07-09 | 云南国润香料制造有限公司 | Sectional type filler rectification device capable of improving eucalyptol extraction efficiency and control system |
| CN114082392A (en) * | 2021-12-10 | 2022-02-25 | 开封黄河空分集团有限公司 | Intelligent regular packed tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210927 |