CN209155145U - Distilling apparatus is used in a kind of extraction of isooctane - Google Patents
Distilling apparatus is used in a kind of extraction of isooctane Download PDFInfo
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- CN209155145U CN209155145U CN201822053299.3U CN201822053299U CN209155145U CN 209155145 U CN209155145 U CN 209155145U CN 201822053299 U CN201822053299 U CN 201822053299U CN 209155145 U CN209155145 U CN 209155145U
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Abstract
The utility model discloses a kind of isooctane extraction distilling apparatus, including packed tower, packing layer, switching layer and knockout tower, the surface of packed tower is bolted with inlet tube, the surface of inlet tube is bolted with liquid header, liquid header is welded on the inside of packed tower, the lower end of packed tower is bolted with outlet tube, and the side surface of packed tower is bolted with air inlet pipe, the surface of packed tower is bolted with escape pipe, the surface of outlet tube and escape pipe is bolted with connecting tube, connecting tube is screwed onto the surface of knockout tower, knockout tower is provided with three groups, the inside of switching layer is welded with multiple groups current limiting plate, liquid flows from above to below, it is slowly moved down by the effect of multiple groups current limiting plate, gas passes through the limitation of multiple groups current limiting plate, pass through slowly the channel formed between multiple groups current limiting plate, so that the contact area of gas and liquid increases, be conducive to two The exchange of kind medium, improves separative efficiency, is suitble to promote.
Description
Technical field
The utility model relates to distillation equipment correlative technology field, distilling apparatus is used in specially a kind of isooctane extraction.
Background technique
Alkylate oil is confirmed to be the more excellent component of aviation gasoline extensively both at home and abroad, is extracted in Commercial alkylated oil pure
Degree is greater than 99% antiknock component, 2,2,4- trimethylpentane monomer, and motor octane number (MON) is 100.
In the prior art, when isooctane distills, liquid is directly passed through to the inside that inlet tube is passed through packed tower, liquid passes through
Liquid header is chaotic to be entered in liquid distribution trough, can not be passed through uniform liquid, be influenced the quality of isooctane distillation；
And isooctane is in distillation, into packed tower after the area that is contacted with gas it is smaller, be unfavorable for the mutual friendship of two kinds of component media
It changes, and then influences isolated effect, cannot get the higher substance of purity, using effect is poor, for this purpose, the utility model proposes one
Kind isooctane extraction distilling apparatus is for solving the above problems.
Summary of the invention
The purpose of this utility model is to provide a kind of isooctane extraction distilling apparatus, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of isooctane extraction distilling apparatus, packet
Packed tower, packing layer, switching layer and knockout tower are included, the surface of the packed tower is bolted with inlet tube, the table of the inlet tube
Face is bolted with liquid header, and the liquid header is welded on the inside of packed tower, and the interior welds of liquid header have
Multiple groups liquid collecting connecting leg, the surface of liquid collecting connecting leg described in multiple groups are welded with one group of collector tube, and the lower end of liquid header is equipped with one group
The lower end of packing layer, described filler layer is equipped with liquid distribution trough, and the surface of the liquid distribution trough is welded with multiple groups separating tube, institute
The lower end for stating separating tube is provided with one group of packing layer, and the surface of packing layer is welded with one group of support plate, the support plate welding
On the inner wall of packed tower, it is provided with multiple groups switching layer between every two groups of packing layers, is welded on the inner wall of the switching layer
Multiple groups current limiting plate, the lower end of packed tower is bolted with outlet tube, and the side surface of packed tower is bolted with air inlet pipe, the surface of packed tower
It is bolted with escape pipe, the surface of the outlet tube and escape pipe is bolted with connecting tube, and the connecting tube is screwed onto the table of knockout tower
Face, the knockout tower are provided with three groups, and three groups of knockout towers are screwed together by connecting tube.
Preferably, the surface of the liquid header is welded with hold-down grid, and multiple groups liquid collecting connecting leg is cylindrical rod-shaped
Structure, the surface of collector tube are welded with remittance liquid plate, and the liquid plate that converges is welded on the surface of collector tube.
Preferably, the inside of described filler layer is filled with filler, and filler is Y- metal corrugated packing, is in liquid distribution trough
Five groups of switching layer are provided between every two groups of packing layers of lower end.
Preferably, the surface of the liquid distribution trough is welded with one group of remittance liquid plate, and the surface of remittance liquid plate is bolted with multicomponent
Liquid pipe, liquid distribution trough are in the lower end of collector tube.
Preferably, the current limiting plate is welded on the left and right inner wall of switching layer, the trapezoidal plate structure of current limiting plate, multiple groups limit
Flowing plate is staggered on the left and right inner wall of switching layer.
Compared with prior art, the utility model has the beneficial effects that
1. the inside of liquid header is equipped with multiple groups liquid collecting connecting leg, liquid is entered in collector tube by liquid collecting connecting leg, so
The inside for entering liquid distribution trough afterwards, by the effect of remittance liquid plate, liquid is uniformly entered in multiple groups separating tube, be ensure that
The quality of distillation；
2. the inside of switching layer is welded with multiple groups current limiting plate, liquid is flowed from above to below, and passes through the work of multiple groups current limiting plate
With slowly moving down, gas passes through the limitation of multiple groups current limiting plate, passes through slowly the channel formed between multiple groups current limiting plate,
So that the contact area of gas and liquid increases, be conducive to the exchange of two media, improve separative efficiency, is suitble to promote.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model liquid header and liquid collection pipe connection structure schematic diagram；
Fig. 3 is the utility model liquid distribution trough and separating tube attachment structure schematic diagram；
Fig. 4 is the utility model switching layer and current limiting plate attachment structure schematic diagram.
In figure: packed tower 1, inlet tube 2, liquid header 3, liquid collecting connecting leg 4, collector tube 5, packing layer 6, liquid distribution trough
7, separating tube 8, support plate 9, switching layer 10, current limiting plate 11, outlet tube 12, air inlet pipe 13, escape pipe 14, knockout tower 15.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1 to FIG. 4: a kind of isooctane extraction distilling apparatus, packet
Packed tower 1, packing layer 6, switching layer 10 and knockout tower 15 are included, the surface of packed tower 1 is bolted with inlet tube 2, the table of inlet tube 2
Face is bolted with liquid header 3, and liquid header 3 is welded on the inside of packed tower 1, and the interior welds of liquid header 3 have
Multiple groups liquid collecting connecting leg 4, the surface of multiple groups liquid collecting connecting leg 4 are welded with one group of collector tube 5, and the surface of liquid header 3, which is welded with, to be filled out
Expect pressing plate, the rod-like structure cylindrical of multiple groups liquid collecting connecting leg 4, the surface of collector tube 5 is welded with remittance liquid plate, and the liquid plate that converges is welded on
The surface of collector tube 5, liquid enters the inside of liquid header 3 by inlet tube 2, by more inside liquid header 3
Group liquid collecting connecting leg 4 guarantees isolated quality so that liquid collects in the inside of collector tube 5；
Referring to attached drawing 1, the lower end of liquid header 3 is equipped with one group of packing layer 6, and the lower end of packing layer 6 is equipped with liquid distribution
The inside of 7 packing layer 6 of device is filled with filler, and filler is Y-600 metal corrugated packing, is in every the two of 7 lower end of liquid distribution trough
Five groups of switching layer 10 are provided between group packing layer 6, it is different according to the height of 1 number of plies of packed tower, so that two phase components is dense
Degree and temperature change along tower height continuous phase；
Referring to attached drawing 3, the surface of liquid distribution trough 7 is welded with multiple groups separating tube 8, and the lower end of separating tube 8 is provided with one group
Packing layer 6, the surface of liquid distribution trough 7 are welded with one group of remittance liquid plate, and the surface of remittance liquid plate is bolted with multiple groups separating tube 8, liquid
Distributor 7 is in the lower end of collector tube 5, and liquid enters the inside of liquid distribution trough 7 by collector tube 5, and passes through remittance liquid plate
The inside for uniformly entering multiple groups separating tube 8 improves the quality of separation；
Referring to attached drawing 4, the surface of packing layer 6 is welded with one group of support plate 9, and support plate 9 is welded on the inner wall of packed tower 1
On, it is provided with multiple groups switching layer 10 between every two groups of packing layers 6, multiple groups current limiting plate 11 is welded on the inner wall of switching layer 10,
The lower end of packed tower 1 is bolted with outlet tube 12, and the side surface of packed tower 1 is bolted with air inlet pipe 13, and the surface of packed tower 1 is spirally connected
There is escape pipe 14, outlet tube 12 and the surface of escape pipe 14 are bolted with connecting tube, and connecting tube is screwed onto the surface of knockout tower 15, point
Tower 15 is provided with three groups, three groups of knockout towers 15 are screwed together by connecting tube, and current limiting plate 11 is welded on switching layer 10
On the inner wall of left and right, the trapezoidal plate structure of current limiting plate 11, multiple groups current limiting plate 11 is staggered on the left and right inner wall of switching layer 10,
Be conducive to the mutual of two kinds of components so that the contact area of gas and liquid increases by the buffer function of multiple groups current limiting plate 11
Exchange, improves separating effect, using effect is good.
Working principle: in actual work, the present apparatus is separated using rectifying using the boiling point between component, and the present apparatus is filled out
Filler used by 6 inside of the bed of material is Y-600 metal corrugated packing, and packed tower 1 is using filler as the base of gas-liquid contact and mass transfer
Plinth component, liquid are flowed from above to below in filler surface layer film-like, and gas is transmitted with liquid from bottom to top in continuous phase to stream
It is dynamic, and gas-liquid two-phase transmitting is carried out, after liquid enters liquid header 3, collected by the effect of multiple groups liquid collecting connecting leg 4
Then liquid enters the inside of liquid distribution trough 7 by collector tube 5, and is passed through uniform liquid to lower end by multiple groups separating tube 8
Body ensure that the quality of separation, and isooctane purifying plant is total 4 sections of fillers and 20 layers of tower tray, can make two-phase using packed tower 1
The concentration and temperature of component change along tower height continuous phase, because of the collective effect of multiple groups current limiting plate 11, so that gas and liquid pass through
Packing layer 6 is adequately exchanged, and increases the contact surface of two kinds of components, and more conducively two kinds of component media are exchanged with each other,
Separating effect is improved, two kinds of components are repeatedly purified by separating for several times, to obtain 2,2,4- trimethyls of 99% or more purity
Pentane, we are less than carbon first with lightness-removing column excision using the identical separation tower 15 of three filling Y-600 metal corrugated packings
7 component, entering back into weight-removing column will be greater than the component excision of carbon 8；Three towers purify isooctane, obtain purity greater than 99%
Antiknock component 2,2,4- trimethyl monomer.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of isooctane, which extracts, uses distilling apparatus, including packed tower (1), packing layer (6), switching layer (10) and knockout tower
(15), it is characterised in that: the surface of the packed tower (1) is bolted with inlet tube (2), and the surface of the inlet tube (2) is bolted with
Liquid header (3), the liquid header (3) are welded on the inside of packed tower (1), and the inside weldering of liquid header (3)
It is connected to multiple groups liquid collecting connecting leg (4), the surface of liquid collecting connecting leg (4) described in multiple groups is welded with one group of collector tube (5), liquid header
(3) lower end is equipped with one group of packing layer (6), and the lower end of described filler layer (6) is equipped with liquid distribution trough (7), the liquid distribution
The surface of device (7) is welded with multiple groups separating tube (8), and the lower end of the separating tube (8) is provided with one group of packing layer (6), packing layer
(6) surface is welded with one group of support plate (9), and the support plate (9) is welded on the inner wall of packed tower (1), and every two groups are filled out
It is provided between the bed of material (6) multiple groups switching layer (10), is welded with multiple groups current limiting plate (11) on the inner wall of the switching layer (10),
The lower end of packed tower (1) is bolted with outlet tube (12), and the side surface of packed tower (1) is bolted with air inlet pipe (13), packed tower (1)
Surface be bolted with escape pipe (14), the surface of the outlet tube (12) and escape pipe (14) is bolted with connecting tube, the connection
Pipe is screwed onto the surface of knockout tower (15), and the knockout tower (15) is provided with three groups, and three groups of knockout towers (15) pass through connecting tube
It is screwed together.
2. a kind of isooctane according to claim 1, which extracts, uses distilling apparatus, it is characterised in that: the liquid header
(3) surface is welded with hold-down grid, multiple groups liquid collecting connecting leg (4) rod-like structure cylindrical, the surface welding of collector tube (5)
There is remittance liquid plate, the liquid plate that converges is welded on the surface of collector tube (5).
3. a kind of isooctane according to claim 1, which extracts, uses distilling apparatus, it is characterised in that: described filler layer (6)
Inside is filled with filler, filler Y-(600) metal corrugated packing, it is in every two groups of packing layers of liquid distribution trough (7) lower end
(6) five groups of switching layer (10) are provided between.
4. a kind of isooctane according to claim 1, which extracts, uses distilling apparatus, it is characterised in that: the liquid distribution trough
(7) surface is welded with one group of remittance liquid plate, and the surface of remittance liquid plate is bolted with multiple groups separating tube (8), and liquid distribution trough (7) is in collection
The lower end of liquid pipe (5).
5. a kind of isooctane according to claim 1, which extracts, uses distilling apparatus, it is characterised in that: current limiting plate (11) weldering
It connects on the left and right inner wall of switching layer (10), current limiting plate (11) trapezoidal plate structure, multiple groups current limiting plate (11) is staggered
On the left and right inner wall of switching layer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822053299.3U CN209155145U (en) | 2018-12-07 | 2018-12-07 | Distilling apparatus is used in a kind of extraction of isooctane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822053299.3U CN209155145U (en) | 2018-12-07 | 2018-12-07 | Distilling apparatus is used in a kind of extraction of isooctane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209155145U true CN209155145U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822053299.3U Active CN209155145U (en) | 2018-12-07 | 2018-12-07 | Distilling apparatus is used in a kind of extraction of isooctane |
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| CN (1) | CN209155145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921217A (en) * | 2020-07-30 | 2020-11-13 | 上海化工研究院有限公司 | Liquid collecting distributor, packing layer structure and rectifying tower |
-
2018
- 2018-12-07 CN CN201822053299.3U patent/CN209155145U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921217A (en) * | 2020-07-30 | 2020-11-13 | 上海化工研究院有限公司 | Liquid collecting distributor, packing layer structure and rectifying tower |
| CN111921217B (en) * | 2020-07-30 | 2022-07-22 | 上海化工研究院有限公司 | Liquid collecting distributor, packing layer structure and rectifying tower |
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Effective date of registration: 20201223 Address after: No.3 Ruyi Street, Binhe New District, Yinchuan City, Ningxia Hui Autonomous Region, 750000 Patentee after: NINGXIA BAICHUANTONG CLEANING ENERGY Co.,Ltd. Address before: 750001 No.3 Ruyi Street, Binhe New District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: NINGXIA HONGYI AVIATION FUEL Co.,Ltd. |