CN109999522A - A kind of cloth liquid structure of distillation equipment - Google Patents
A kind of cloth liquid structure of distillation equipment Download PDFInfo
- Publication number
- CN109999522A CN109999522A CN201910239627.5A CN201910239627A CN109999522A CN 109999522 A CN109999522 A CN 109999522A CN 201910239627 A CN201910239627 A CN 201910239627A CN 109999522 A CN109999522 A CN 109999522A
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- Prior art keywords
- liquid separation
- liquid
- piece
- distillation equipment
- heat exchanging
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- 239000007788 liquid Substances 0.000 title claims abstract description 147
- 238000004821 distillation Methods 0.000 title claims abstract description 38
- 239000004744 fabric Substances 0.000 title claims abstract description 34
- 238000000926 separation method Methods 0.000 claims abstract description 80
- 239000012530 fluid Substances 0.000 claims abstract description 28
- 238000011084 recovery Methods 0.000 claims description 10
- 238000010025 steaming Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 3
- 230000008020 evaporation Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/008—Liquid distribution
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a kind of cloth liquid structures of distillation equipment, for being arranged in the distillation equipment of shell and heat exchanging pipe, comprising: fluid ejection chamber and liquid distributing device;Wherein the bottom plate of fluid ejection chamber is the porous plate that multiple liquid separation holes are arranged, and liquid separation hole is correspondingly arranged with heat exchanging pipe;Inlet is equipped at the top of fluid ejection chamber;Liquid distributing device includes liquid separation plate rack and liquid separation piece;Liquid separation piece is fixed in heat exchanger tube by liquid separation plate rack, and liquid separation piece is vertical with heat exchanger tube axis or angle is greater than 45 degree of settings, and there are gaps for liquid separation piece edge and heat transfer tube wall.The present invention is uniformly distributed in liquid on each heat exchanger tube, since liquid distribution is uniform, it to be conducive to liquid evaporation, prevents uneven heating is even from causing liquid in heat exchange in-tube fouling, and also has the advantages that structure is simple, installation is easy, easy to use, is not easy to plug.
Description
Technical field
The present invention relates to distillation equipment technical field, the cloth liquid structure of more particularly to a kind of distillation equipment.
Background technique
Distillation is a kind of thermodynamic (al) separating technology, it is different using each component boiling point in mixing liquid or liquid-solid system,
Low boiling component is evaporated, then is condensed to separate the unit process of entire component, is two kinds of unit operations of evaporation and condensation
Joint.With other separation means, such as extraction, filtering for crystallizing compare, its advantage is that without the use of system components with
Outer other solvents, to guarantee that new impurity will not be introduced.
The cloth liquid technology of existing distillation or concentrator more falls behind, such as in the cloth liquid structure of falling film evaporator, into
Enter after the liquid of equipment substantially flowed by one or more layers orifice plate, flows on the orifice plate of fixed tubulation, then accumulate in hole
Liquid spill-over in plate face enters tubulation or enters tubulation through slot apertures, flows down along tube wall;The distribution of liquid passes through multiple spray heads
It realizes, although the location mode using spray head generally may be substantially uniform, each part is difficult to realize preferable uniformity,
Because each nozzle and its near zone are by multiple spray head alternate coverings, spraying situation can be variant, and suitable portion
The liquid divided is can only to enter nozzle by way of spill-over on the orifice plate being sprayed on outside tubulation mouth to flow down along tube wall;
Existing cloth liquid mode requires the horizontality by fluid apertures plate with higher accuracy of installation, and requires each column
The slot apertures of pipe nozzle or feed liquor will just be able to achieve uniform cloth liquid in same level, this to the production of equipment and installation standard compared with
For harshness, installed especially for larger-diameter equipment even more extremely difficult.
Therefore, how to provide that a kind of cloth liquid is uniform, structure is simple and the cloth liquid structure of distillation equipment easy for installation is this
The problem of field technical staff's urgent need to resolve.
Summary of the invention
In view of this, the present invention provides a kind of cloth liquid structure of distillation equipment, to solve above-mentioned background technology part institute
The problem of mentioning is uniformly distributed in liquid on each heat exchanger tube, since liquid distribution is uniform, to be conducive to liquid
Evacuator body prevents uneven heating is even from causing liquid in heat exchange in-tube fouling, and also with structure, simple, installation is easy, uses
Conveniently, the advantages of being not easy to plug.
In order to achieve the above object, the present invention adopts the following technical scheme:
A kind of cloth liquid structure of distillation equipment, for being arranged in the distillation equipment of shell and heat exchanging pipe, comprising: fluid ejection chamber
And liquid distributing device;Wherein the bottom plate of the fluid ejection chamber is the porous plate that multiple liquid separation holes are arranged, the liquid separation hole and the heat exchange
Tubulation is correspondingly arranged;Inlet is equipped at the top of the fluid ejection chamber;
The liquid distributing device includes liquid separation plate rack and liquid separation piece;The liquid separation piece is fixed on by the liquid separation plate rack
In the heat exchanging pipe, the liquid separation piece is vertical with the heat exchanger tube axis or angle is greater than 45 degree of settings, liquid separation piece side
There are gaps with the heat transfer tube wall for edge.
Distillation equipment is provided with heat exchanger tube mounting plate, and the top that the shell is arranged in the heat exchanger tube mounting plate, which is constituted, to be changed
Heat pipe chamber, it is intracavitary that the heat exchanger tube is located at the heat exchanger tube;Several heat exchanger tubes are evenly distributed on the heat exchanger tube mounting plate
One end of mounting hole, the heat exchanger tube is inserted into the heat exchanger tube mounting hole, and the heat exchange pipe outer wall and the heat exchanger tube are installed
The inner wall in hole coincide, and is fixedly connected;
The porous plate is installed on above the heat exchanger tube mounting plate, and the liquid separation hole and the heat exchanger tube mounting hole
It is correspondingly arranged
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the fluid ejection chamber is by the porous plate and porous plate
Cover board is constituted, and the porous plate cover board is bowl structure, is tipped upside down on above the porous plate, and set on the porous plate cover board
The inlet is set, the inlet is connected with inlet tube.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the liquid distributing device further includes opposing steam flow piece, institute
It states liquid separation piece and the opposing steam flow piece is fixed in the heat exchanger tube by the liquid separation plate rack, the liquid separation piece is located at
Above the opposing steam flow piece, and the opposing steam flow piece is vertical with the heat exchanger tube axis or angle is greater than 45 degree of settings,
There are gaps with the heat transfer tube wall at liquid separation piece edge;Return port is provided among the opposing steam flow piece.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the liquid separation plate rack is made of three struts, and three
Strut described in root is connected on the edge of the opposing steam flow piece, and is provided with cross bar, the cross at the top of the strut
Bar is extend out to outside the heat exchanger tube nozzle, and the nozzle EDGE CONTACT with the heat exchanging pipe, thus to the liquid separation piece and institute
Opposing steam flow piece position is stated to be limited.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, liquid separation piece edge is connected on the strut.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, liquid separation piece mounting rod is provided among the strut,
The liquid separation piece is mounted on the liquid separation piece mounting rod.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the fluid ejection chamber is covered with Steam Recovery cover, described
Between porous plate and the heat exchanger tube mounting plate, between reserved steam passes through between the fluid ejection chamber outer cover and Steam Recovery cover
Gap, the Steam Recovery cover top open up steam (vapor) outlet and inlet tube nozzle, and the steam (vapor) outlet is connected with steam pressure relief pipe,
The inlet tube is extend out to outside the Steam Recovery cover through the inlet tube nozzle.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the fluid ejection chamber bottom surface is provided with several downwards
Bolt, form support leg structure, the fluid ejection chamber is supported on above the heat exchanging pipe, and bolt support is pacified in the heat exchanger tube
Above loading board.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the porous plate is horizontally disposed.
Preferably, in a kind of above-mentioned cloth liquid structure of distillation equipment, the liquid separation piece is circle.
It can be seen via above technical scheme that compared with prior art, the present disclosure provides a kind of distillation equipments
The porous plate for being used for hydrojet, the heat exchange of each hole alignment lower section of porous plate is arranged in cloth liquid structure above heat exchanger tube
The diameter of nozzle, liquid separation hole determines as needed, and the liquid separation piece that can be taken off is respectively arranged in each heat exchanger tube, and liquid separation piece passes through liquid separation
Plate rack is arranged in heat exchanger tube, and due to being provided with cross bar at the top of a wherein strut for liquid separation plate rack, cross bar, which is extend out to, to be changed
Outside heat pipe nozzle, and the nozzle EDGE CONTACT with heat exchanger tube makes liquid separation piece can not be to downslide to limit to liquid separation piece
Dynamic, lifting liquid separation plate rack upwards can take out liquid separation piece from heat exchanger tube.
Liquid is entered by the feed liquor nozzle that porous plate cover board top center is arranged, and is flowed on porous plate, then by porous
The liquid separation hole direct projection of plate is to the liquid separation on piece in heat exchange nozzle, and the liquid four of direct projection to liquid separation on piece splashes or bottom horizontal flow sheet is to changing
It on heat pipe inner wall, is flowed down then along heat transfer tube wall, to realize that liquid is evenly distributed in each heat transfer tube wall.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is cross-sectional view of the invention;
Fig. 2 attached drawing is the structural schematic diagram of liquid distributing device;
Fig. 3 attached drawing is the liquid distributing device structural schematic diagram that opposing steam flow piece is arranged.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of cloth liquid structures of distillation equipment, and liquid is allow to be uniformly distributed in each
On heat exchanger tube, since liquid distribution is uniform, to be conducive to liquid evaporation, prevent uneven heating is even from causing liquid in heat exchanger tube
Fouling, and also have the advantages that structure is simple, installation is easy, easy to use, be not easy to plug.
Embodiment
In conjunction with Figure of description 1-2, the invention discloses a kind of cloth liquid structures of distillation equipment, for 1 He of shell to be arranged
In the distillation equipment of heat exchanging pipe 2, comprising: fluid ejection chamber and liquid distributing device;Wherein the bottom plate of fluid ejection chamber is that multiple liquid separation holes 7 are arranged
Porous plate 4, liquid separation hole 7 is correspondingly arranged with heat exchanging pipe 2;Inlet is equipped at the top of fluid ejection chamber;
Liquid distributing device includes liquid separation plate rack 10 and liquid separation piece 9;Liquid separation piece 9 is fixed on heat exchange column by liquid separation plate rack 10
In pipe 2, liquid separation piece 9 is vertical with heat exchanger tube axis or angle is greater than 45 degree and is arranged, 9 edge of liquid separation piece and heat transfer tube wall there are
Gap.
Distillation equipment is provided with heat exchanger tube mounting plate 3, and the top that shell 1 is arranged in heat exchanger tube mounting plate 3 constitutes heat exchanger tube
Chamber, it is intracavitary that heat exchanger tube is located at heat exchanger tube;Several heat exchanger tube mounting holes 6 are evenly distributed on heat exchanger tube mounting plate 3, heat exchanger tube
One end is inserted into heat exchanger tube mounting hole 6, and the inner wall of heat exchange pipe outer wall and heat exchanger tube mounting hole 6 coincide, and is fixedly connected;
Porous plate 4 is installed on 3 top of heat exchanger tube mounting plate, and liquid separation hole 7 is correspondingly arranged with heat exchanger tube mounting hole 6.
In order to further optimize the above technical scheme, fluid ejection chamber is made of porous plate 4 and porous plate cover board 15, porous plate lid
Plate 15 is bowl structure, tips upside down on the top of porous plate 4, and inlet is arranged on porous plate cover board 15, inlet be connected with into
Liquid pipe 16.
In conjunction with attached drawing 3, in order to further optimize the above technical scheme, liquid distributing device further includes opposing steam flow piece 19, liquid separation
Piece 9 and opposing steam flow piece 19 are fixed in heat exchanger tube by liquid separation plate rack 10, and liquid separation piece 9 is located on opposing steam flow piece 19
Side, and opposing steam flow piece 19 is vertical with heat exchanger tube axis or angle is greater than 45 degree of settings, 9 edge of liquid separation piece and heat transfer tube wall
There are gaps;Return port is provided among opposing steam flow piece 19.
In order to further optimize the above technical scheme, liquid separation plate rack 10 is made of three struts, and three struts connect respectively
It connecing on the edge of opposing steam flow piece 19, and is provided with cross bar 11 at the top of strut, cross bar 11 is extend out to outside heat exchanger tube nozzle, and
With the nozzle EDGE CONTACT of heat exchanging pipe 2, to be limited to liquid separation piece 9 and 19 position of opposing steam flow piece.
In order to further optimize the above technical scheme, 9 edge of liquid separation piece is connected on strut.
In order to further optimize the above technical scheme, liquid separation piece mounting rod 20 is provided among strut, liquid separation piece 9 is mounted on
On liquid separation piece mounting rod 20.
In order to further optimize the above technical scheme, fluid ejection chamber is covered with Steam Recovery cover 5, and porous plate 4 and heat exchanger tube are pacified
Reserved steam passes through gap between loading board 3, between fluid ejection chamber outer cover and Steam Recovery cover 5, opens up steaming at the top of Steam Recovery cover 5
Vapor outlet 17 and inlet tube nozzle 8, steam (vapor) outlet 17 are connected with steam pressure relief pipe 18, and inlet tube 16 is stretched through inlet tube nozzle 8
Out to outside Steam Recovery cover 5.
In order to further optimize the above technical scheme, fluid ejection chamber bottom surface is provided with several downward bolts, forms support
Leg structure, fluid ejection chamber are supported on 2 top of heat exchanging pipe.
In order to further optimize the above technical scheme, porous plate 4 is horizontally disposed.
In order to further optimize the above technical scheme, liquid separation piece 9 is circle.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of cloth liquid structure of distillation equipment, for being arranged in the distillation equipment of shell (1) and heat exchanging pipe (2), feature
It is, comprising: fluid ejection chamber and liquid distributing device;Wherein the bottom plate of the fluid ejection chamber is the porous plate that multiple liquid separation holes (7) are arranged
(4), the liquid separation hole (7) is correspondingly arranged with the heat exchanging pipe (2);Inlet is equipped at the top of the fluid ejection chamber;
The liquid distributing device includes liquid separation plate rack (10) and liquid separation piece (9);The liquid separation piece (9) passes through the liquid separation plate rack
(10) it is fixed in the heat exchanging pipe (2), the liquid separation piece (9) is vertical with the heat exchanging pipe (2) axis or angle is greater than
45 degree of settings, there are gaps with the heat exchanging pipe (2) inner wall at liquid separation piece (9) edge.
2. a kind of cloth liquid structure of distillation equipment according to claim 1, which is characterized in that the fluid ejection chamber is by described more
Orifice plate (4) and porous plate cover board (15) are constituted, and the porous plate cover board (15) is bowl structure, tip upside down on the porous plate (4)
Top, and the inlet is set on the porous plate cover board (15), the inlet is connected with inlet tube (16).
3. a kind of cloth liquid structure of distillation equipment according to claim 2, which is characterized in that the liquid distributing device further includes
Opposing steam flow piece (19), the liquid separation piece (9) and the opposing steam flow piece (19) are fixed by the liquid separation plate rack (10)
In the heat exchanging pipe (2), the liquid separation piece (9) is located above the opposing steam flow piece (19), and the opposing steam flow
Piece (19) is vertical with the heat exchanging pipe (2) axis or angle is greater than 45 degree of settings, liquid separation piece (9) edge and the heat exchange
There are gaps for tubulation (2) inner wall;Return port is provided among the opposing steam flow piece (19).
4. a kind of cloth liquid structure of distillation equipment according to claim 3, which is characterized in that the liquid separation plate rack (10)
It is made of three struts, three struts are connected on the edge of the opposing steam flow piece (19), and the strut
Top is provided with cross bar (11), and the cross bar (11) extend out to outside the heat exchanging pipe (2) nozzle, and with the heat exchanging pipe
(2) nozzle EDGE CONTACT, to be limited to the liquid separation piece (9) and the opposing steam flow piece (19) position.
5. a kind of cloth liquid structure of distillation equipment according to claim 4, which is characterized in that liquid separation piece (9) edge
It is connected on the strut.
6. a kind of cloth liquid structure of distillation equipment according to claim 4, which is characterized in that be provided among the strut
Liquid separation piece mounting rod (20), the liquid separation piece (9) are mounted on the liquid separation piece mounting rod (20).
7. a kind of cloth liquid structure of distillation equipment according to claim 4, which is characterized in that the fluid ejection chamber is covered with steaming
Vapour reclaiming cover (5), between the porous plate (4) and the heat exchanging pipe (2) mounting plate 3, the fluid ejection chamber outer cover and steam return
It receives reserved steam between cover (5) and passes through gap, open up steam (vapor) outlet (17) and inlet tube pipe at the top of the Steam Recovery cover (5)
Mouth (8), the steam (vapor) outlet (17) are connected with steam pressure relief pipe (18), and the inlet tube (16) is through the inlet tube nozzle
(8) it extend out to the Steam Recovery cover (5) outside.
8. a kind of cloth liquid structure of distillation equipment according to claim 7, which is characterized in that the fluid ejection chamber bottom surface setting
There are several downward bolts, form support leg structure, the fluid ejection chamber is supported on above the heat exchanging pipe (2).
9. a kind of cloth liquid structure of distillation equipment according to claim 1, which is characterized in that the porous plate (4) is horizontal
Setting.
10. a kind of cloth liquid structure of distillation equipment according to claim 1, which is characterized in that the liquid separation piece (9) is circle
Shape.
Priority Applications (1)
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CN201910239627.5A CN109999522B (en) | 2019-03-27 | 2019-03-27 | Liquid distribution structure of distillation equipment |
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CN201910239627.5A CN109999522B (en) | 2019-03-27 | 2019-03-27 | Liquid distribution structure of distillation equipment |
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CN109999522A true CN109999522A (en) | 2019-07-12 |
CN109999522B CN109999522B (en) | 2024-01-26 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111544917A (en) * | 2020-05-12 | 2020-08-18 | 常州海克莱化学有限公司 | Liquid distribution structure of distillation equipment |
CN112705148A (en) * | 2021-01-18 | 2021-04-27 | 浙江永泉化学有限公司 | Chemical production is with distillation reation kettle who has protective structure |
CN115920684A (en) * | 2023-03-14 | 2023-04-07 | 山东百农思达生物科技有限公司 | Pesticide proportioning device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111544917A (en) * | 2020-05-12 | 2020-08-18 | 常州海克莱化学有限公司 | Liquid distribution structure of distillation equipment |
CN111544917B (en) * | 2020-05-12 | 2021-11-05 | 常州天马集团有限公司(原建材二五三厂) | Liquid distribution structure of distillation equipment |
CN112705148A (en) * | 2021-01-18 | 2021-04-27 | 浙江永泉化学有限公司 | Chemical production is with distillation reation kettle who has protective structure |
CN115920684A (en) * | 2023-03-14 | 2023-04-07 | 山东百农思达生物科技有限公司 | Pesticide proportioning device |
CN115920684B (en) * | 2023-03-14 | 2023-05-12 | 山东百农思达生物科技有限公司 | Pesticide proportioning device |
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