CN109045743A - The novel double down film melting crystallizer of one kind and its substance separating technology - Google Patents
The novel double down film melting crystallizer of one kind and its substance separating technology Download PDFInfo
- Publication number
- CN109045743A CN109045743A CN201810996804.XA CN201810996804A CN109045743A CN 109045743 A CN109045743 A CN 109045743A CN 201810996804 A CN201810996804 A CN 201810996804A CN 109045743 A CN109045743 A CN 109045743A
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- Prior art keywords
- inner tube
- outer tube
- film
- tube
- novel double
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- 238000002844 melting Methods 0.000 title claims abstract description 37
- 230000008018 melting Effects 0.000 title claims abstract description 37
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000000746 purification Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000002425 crystallisation Methods 0.000 claims abstract description 10
- 230000008025 crystallization Effects 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 210000004243 sweat Anatomy 0.000 claims description 3
- 230000035900 sweating Effects 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000004927 fusion Effects 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 68
- 238000000034 method Methods 0.000 description 9
- 239000002904 solvent Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0063—Control or regulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D2009/0086—Processes or apparatus therefor
Abstract
The novel double down film melting crystallizer of one kind and its substance separating technology, are related to fusion-crystallization mode purifying substances technical field.The top of upper housing of the present invention is respectively communicated with purification material inlet, overflow bleed outlet, and the bottom connection purification material outlet of lower case is communicated with outer tube between upper housing and lower case；Inner tube is arranged in outer tube, circulate cold and hot matchmaker between outer tube and inner tube, and outer tubular tie is provided in outer tube, and outer tube is additionally provided on outer tube and makes film head, and outer tube, which is made, to be offered outer tube on film head and make fenestra；It is provided with interior tubular tie in inner tube, inner tube is provided in inner tube and makes film head, inner tube, which is made, to be offered inner tube on film head and make fenestra.The present invention guarantees that the liquid not formed a film can redistribute, and prevents the non-uniform phenomenon that forms a film caused by crystallization, guarantees film forming heat-transfer effect, realizes the accurate thermostatic control of temperature during substance separation crystalline fusion.
Description
Technical field
The present invention relates to fusion-crystallization mode purifying substances technical fields, more particularly to a kind of novel double falling film melt crystallizations
Device and the technique for carrying out substance separation.
Background technique
There are many multiplicity, melting crystallizer rotary drum crystallizer, surface continuous crystalizer for the form of melting crystallizer at present
(casing crystallizer), horizontal melt and dissolved crystallizer make membrane crystallizer etc..Film melting crystallizer is made with continuous high-efficient by more and more
Concern.
Double down film melting crystallizer has temperature control more acurrate, continuous the characteristics of being convenient for operation.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the novel double down film melting of the one kind proposed
Crystallizer guarantees that the liquid not formed a film can redistribute, prevents the non-uniform phenomenon that forms a film caused by crystallization, guarantees film forming heat transfer
Effect.It is proposed a kind of accurate thermostatic control of temperature during new process realizes substance separation crystalline fusion.
To achieve the goals above, present invention employs following technical solutions:
A kind of novel double down film melting crystallizer, including inner tube, outer tube, upper housing and lower case, the top of the upper housing
End is respectively communicated with purification material inlet, overflow bleed outlet, the bottom connection purification material outlet of the lower case, the upper housing
One end be communicated with cold Heating medium, one end of the lower case is communicated with cold and hot matchmaker outlet, the upper housing and lower case it
Between be communicated with outer tube；Inner tube is arranged in the outer tube, circulate cold and hot matchmaker between outer tube and inner tube, is provided in the outer tube outer
Tubular tie, the both ends of the outer tubular tie are connected to upper housing, in lower case, are additionally provided with outer tube on the outer tube and make film
Head, the outer tube, which is made, to be offered outer tube on film head and makes fenestra；It is provided with interior tubular tie in said inner tube, the two of said inner tube pull rod
End is connected to upper housing, in lower case, and inner tube is provided in said inner tube and makes film head, said inner tube is made and offered on film head
Inner tube makes fenestra.
Preferably, it is additionally provided with fixed tube sheet on the outside of inner tube of the invention, is carved between said inner tube and fixed tube sheet
Type gasket.
Preferably, it is provided with inner tube film forming device again in inner tube of the invention, said inner tube uniformly opens up on film forming device again
There are multiple inner tube overflow gas vents.
Preferably, it is provided with outer tube film forming device again in outer tube of the invention, the outer tube uniformly opens up on film forming device again
There are multiple outer tube overflow gas vents.
Preferably, outer tube of the invention is all made of poling plate sinking draining mode.
Preferably, inner tube of the invention makes film head, outer tube makes film head and is all made of tangent to helix feeding structure.
Substance separating technology based on novel double down film melting crystallizer of the invention, comprising the following steps:
The material purified will be needed to enter inner tube by purifying material inlet, the spiral inner tube in film head is made by inner tube and is made
Fenestra form a film at inner tubal wall to material；
Cold and hot matchmaker enters outer tube from cold Heating medium, by outer tube make the spiral inner tube in film head make fenestra to cold and hot matchmaker into
Row film forming,
After undergoing crystallization, sweating, melting process in pipe including purification material, obtained sweat and pure liquid passes through purification material
Outlet excludes.
Preferably, the substance separating technology of novel double down film melting crystallizer of the invention needs to purify in inner tube
By inner tube, film forming device, inner tube overflow gas vent carry out redistribution film forming to material again.
Preferably, the substance separating technology of novel double down film melting crystallizer of the invention, the cold and hot matchmaker in outer tube are logical
It crosses outer tube and carries out redistribution film forming at distributor, outer tube overflow gas vent again.
The novel double down film melting crystallizer of one kind proposed by the present invention and its substance separating technology, beneficial effect are: should
Novel double down film melting crystallizer arranges film forming redistributor in inner and outer pipes, guarantees that the liquid not formed a film can redistribute,
The non-uniform phenomenon that forms a film caused by crystallization is prevented, guarantees that film forming heat-transfer effect, novel film forming distributor are provided with gas phase guiding and liquid
Phase overflow hole, ensures efficiently separating for liquid phase, and gas flow promotes homogeneous film formation.In double down film melting crystallizer technical process
Refrigerant and thermal medium according to different separate substance characteristics use suitable solvent, pass through saturation temperature under different full resultant pressures
Difference controls the temperature of solvent, reaches control whole system temperature stabilization and accurate, gas-liquid cycle, and hot and cold alternation crystallizes and molten
Melt process be simple and convenient to operate, consume it is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the novel double down film melting crystallizer of one kind proposed by the present invention.
Fig. 2 is the portion the A schematic enlarged-scale view of the novel double down film melting crystallizer of one kind proposed by the present invention.
Fig. 3 is the inner tube structure cross-sectional view of the novel double down film melting crystallizer of one kind proposed by the present invention.
Fig. 4 is that the inner tube of the novel double down film melting crystallizer of one kind proposed by the present invention makes film head overlooking structure diagram.
Fig. 5 is that the inner tube redistributor plan structure of the novel double down film melting crystallizer of one kind proposed by the present invention is illustrated
Figure.
Inner tube and outer pipe mounting structure cross-sectional view of the Fig. 6 for the novel double down film melting crystallizer of one kind proposed by the present invention.
Fig. 7 is that the outer tube of the novel double down film melting crystallizer of one kind proposed by the present invention makes film head overlooking structure diagram.
Fig. 8 is that the inner tube of the novel double down film melting crystallizer of one kind proposed by the present invention and outer tube install plan structure signal
Figure.
Fig. 9 is the outer tube redistributor structural schematic diagram of the novel double down film melting crystallizer of one kind proposed by the present invention.
In figure: inner tube 1, outer tube 2, purification material inlet 3, purification material outlet 4, cold Heating medium 5, cold and hot matchmaker outlet 6,
Inner tube makes film head 7, outer tube makes film head 8, overflow bleed outlet 9, inner tube redistributor 10, carves type gasket 11, interior tubular tie 12, inner tube
Make fenestra 13, inner tube overflow hole 14, outer tubular tie 15, outer tube redistributor 16, outer tube make fenestra 17, outer tube overflow hole 18, on
Shell 19, lower case 20.
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.
Referring to Fig.1-9, a kind of novel double down film melting crystallizer, including inner tube 1, outer tube 2, upper housing 19 and lower case
20, the top of upper housing 19 is communicated with purification material inlet 3 and overflow bleed outlet 9, and the bottom of lower case 20 is communicated with purification
Material outlet 4, one end of upper housing 19 are communicated with cold Heating medium 5, and one end of lower case 20 is communicated with cold and hot matchmaker outlet 6, upper casing
It is communicated with outer tube 2 between body 19 and lower case 20, and is arranged with inner tube 1 in outer tube 2, fixed plate is additionally provided on the outside of inner tube 1, it is interior
Type gasket 11 is carved between pipe 1 and the fixed plate of inner tube 1, and carve type gasket 11 can preferably alleviate the cold thermogenetic deformation of equipment
The adverse effect caused by equipment guarantees the leakproofness of inner tube 1 and outer tube 2, is provided with inner tube redistributor 10 in inner tube 1, and
Multiple inner tube overflow holes 14 are offered on inner tube redistributor 10, are provided with outer tube redistributor 16 in outer tube 2, and outer tube divides again
It is uniformly provided with multiple outer tube overflow holes 18 on cloth device 16, guarantees that feed liquid is not easy to make into while crystallization on inner tube redistributor 10
Film is more evenly.
Cold and hot matchmaker is filled between outer tube 2 and inner tube 1, inner tube 1 and outer tube 2 are all made of poling plate sinking draining mode, arrange
Condensate liquid is not detained in inner tube 1 and outer tube 2.
Outer tubular tie 15 is provided in outer tube 2, and the both ends of outer tubular tie 15 are connected to upper housing 19 and lower case
On 20, also set is provided with outer tube and makes film head 8 on outer tube 2, and outer tube is made and offers outer tube on film head 8 and make fenestra 17, sets in inner tube 1
It is equipped with interior tubular tie 12, and the both ends of interior tubular tie 12 are connected in upper housing 19 and lower case 20, are provided in inner tube 1
Inner tube makes film head 7, and inner tube is made and offers inner tube on film head 7 and make fenestra 13, and inner tube, which makes film head 7 and makes film head 8 with outer tube, to be all made of
Tangent to helix feeding structure.
The present invention also provides a kind of technique of the progress substance separation of novel double down film melting crystallizer, specifically include with
Lower step:
In use, the material for needing to purify is entered in double down film melting crystallizer by purification material inlet 3, is led to
It crosses the spiral inner tube that inner tube is made in film head 7 and makes fenestra 13 and form a film to material；
It is additionally provided with inner tube redistributor 10 in inner tube 1, redistribution film forming is carried out to melt liquid, at inner tube redistributor 10
It is upper to be uniformly equipped with inner tube overflow hole 14；
After undergoing the processes such as crystallization, sweating, melting in pipe 1 including purification material, obtained sweat and pure liquid passes through purification
Material outlet 4 excludes；
Hot and cold matchmaker's fluid using solvent boiling point at various pressures difference, using the gasification condensation heat of solvent as hot
Matchmaker heats to material, crystallizes using the heat absorption of the steam raising heat of solvent as refrigerant；
Cold and hot matchmaker enters from cold Heating medium 5, by outer tube make the spiral inner tube in film head 8 make fenestra 17 to cold and hot matchmaker into
Row film forming, makes hot and cold matchmaker form uniform film in 1 outer wall of inner tube, in order to increase film-formation result, improves heat transfer efficiency, in outer tube 2
It is additionally provided with inner tube redistributor 16 and redistribution film forming is carried out to cold and hot matchmaker, at uniformly excessive equipped with inner tube on outer tube redistributor 16
Discharge orifice 18 guarantees to make to form a film while feed liquid is not easy to crystallize on redistributor 18 that more evenly the hot and cold matchmaker after heat exchange passes through cold and hot
Matchmaker outlet 6 excludes.
The temperature of whole system is controlled using DCS control system, guarantees stabilization in equipment running process and efficiently.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of novel double down film melting crystallizer, it is characterised in that: including inner tube (1), outer tube (2), upper housing (19) under
Shell (20), the top of the upper housing (19) are respectively communicated with purification material inlet (3), overflow bleed outlet (9), the lower case
(20) bottom connection purification material outlet (4), one end of the upper housing (19) is communicated with cold Heating medium (5), under described
One end of shell (20) is communicated with cold and hot matchmaker and exports (6), is communicated with outer tube between the upper housing (19) and lower case (20)
(2)；It is arranged with inner tube (1) in the outer tube (2), circulate cold and hot matchmaker between outer tube (2) and inner tube (1), sets in the outer tube (2)
It is equipped with outer tubular tie (15), the both ends of the outer tubular tie (15) are connected to upper housing (19), in lower case (20), described
It is additionally provided with outer tube on outer tube (2) to make film head (8), the outer tube, which is made, to be offered outer tube and make fenestra (17) on film head (8)；In described
It is provided with interior tubular tie (12) in pipe (1), the both ends of said inner tube pull rod (12) are connected to upper housing (19), lower case
(20) on, it is provided with inner tube in said inner tube (1) and makes film head (7), said inner tube, which is made, to be offered inner tube on film head (7) and make fenestra
(13)。
2. novel double down film melting crystallizer according to claim 1, it is characterised in that: also set on the outside of said inner tube (1)
It is equipped with fixed tube sheet, type gasket (11) are carved between said inner tube (1) and fixed tube sheet.
3. novel double down film melting crystallizer according to claim 1, it is characterised in that: be provided in said inner tube (1)
Inner tube film forming device (10) again, said inner tube are uniformly provided with multiple inner tube overflow gas vents (14) on film forming device (10) again.
4. novel double down film melting crystallizer according to claim 1, it is characterised in that: be provided in the outer tube (2)
Outer tube film forming device (16) again, the outer tube are uniformly provided with multiple outer tube overflow gas vents (18) on film forming device (16) again.
5. novel double down film melting crystallizer according to claim 1, it is characterised in that: the outer tube (2), which is all made of, wears
Tube sheet sinking draining mode.
6. the novel double down film melting crystallizer of one kind according to claim 1, which is characterized in that said inner tube makes film head
(7), outer tube makes film head (8) and is all made of tangent to helix feeding structure.
7. the substance separating technology based on novel double down film melting crystallizer described in claim 1, it is characterised in that: including with
Lower step:
The material for needing to purify is entered into inner tube (1) by purification material inlet (3), the spiral in film head (7) is made by inner tube
Inner tube makes fenestra (13) and form a film at inner tubal wall to material；
Cold and hot matchmaker enters outer tube (2) from cold Heating medium (5), makes the spiral inner tube in film head (8) by outer tube and makes fenestra (17)
It forms a film to cold and hot matchmaker,
Purification material manages the sweat and pure liquid after experience crystallization, sweating, melting process, obtained in (1) inside and passes through purification material
(4) are exported to exclude.
8. the substance separating technology based on novel double down film melting crystallizer described in claim 3 or 7, it is characterised in that: interior
By inner tube, film forming device (10), inner tube overflow gas vent (14) carry out redistribution film forming to the material for needing to purify in pipe (1) again.
9. the substance separating technology based on novel double down film melting crystallizer described in claim 4 or 7, it is characterised in that: outer
Cold and hot matchmaker in pipe (2) carries out redistribution film forming at distributor (16), outer tube overflow gas vent (18) again by outer tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810996804.XA CN109045743A (en) | 2018-08-29 | 2018-08-29 | The novel double down film melting crystallizer of one kind and its substance separating technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810996804.XA CN109045743A (en) | 2018-08-29 | 2018-08-29 | The novel double down film melting crystallizer of one kind and its substance separating technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109045743A true CN109045743A (en) | 2018-12-21 |
Family
ID=64757775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810996804.XA Pending CN109045743A (en) | 2018-08-29 | 2018-08-29 | The novel double down film melting crystallizer of one kind and its substance separating technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109045743A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669076A (en) * | 2022-03-30 | 2022-06-28 | 上海东庚化工技术有限公司 | Micro-melt crystallization and falling film crystallization combined material purification system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480175A (en) * | 2013-09-24 | 2014-01-01 | 荣先奎 | Melting crystallizer |
| CN106178582A (en) * | 2016-08-31 | 2016-12-07 | 烟台国邦化工机械科技有限公司 | A kind of fusion-crystallization method |
| CN106621444A (en) * | 2016-11-25 | 2017-05-10 | 江苏德邦工程有限公司 | Novel double-falling-film melting crystallizer and process for performing substance separation |
-
2018
- 2018-08-29 CN CN201810996804.XA patent/CN109045743A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480175A (en) * | 2013-09-24 | 2014-01-01 | 荣先奎 | Melting crystallizer |
| CN106178582A (en) * | 2016-08-31 | 2016-12-07 | 烟台国邦化工机械科技有限公司 | A kind of fusion-crystallization method |
| CN106621444A (en) * | 2016-11-25 | 2017-05-10 | 江苏德邦工程有限公司 | Novel double-falling-film melting crystallizer and process for performing substance separation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669076A (en) * | 2022-03-30 | 2022-06-28 | 上海东庚化工技术有限公司 | Micro-melt crystallization and falling film crystallization combined material purification system and method |
| CN114669076B (en) * | 2022-03-30 | 2023-03-28 | 上海东庚化工技术有限公司 | Micro-melt crystallization and falling film crystallization combined material purification system and method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181221 |