CN103663830B - Retracting device for Sewage treatment dimethylamine - Google Patents
Retracting device for Sewage treatment dimethylamine Download PDFInfo
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- CN103663830B CN103663830B CN201310571181.9A CN201310571181A CN103663830B CN 103663830 B CN103663830 B CN 103663830B CN 201310571181 A CN201310571181 A CN 201310571181A CN 103663830 B CN103663830 B CN 103663830B
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- dimethylamine
- water
- film evaporator
- condenser
- sewage treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
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- Separation Using Semi-Permeable Membranes (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses a kind of retracting devices for Sewage treatment dimethylamine, further include being bubbled pond, thermal drivers film evaporator, vaporization chamber, falling film evaporator, steam-water separator, membrane separator, condenser, cooler and recycle-water pond including wastewater disposal basin, dimethylamine solution storage tank.The structure of the present invention is simple, is equipped with falling film evaporator, membrane separator, low-temperature heat source heating may be implemented, Sewage treatment dimethylamine can be vaporized below waste water boiling point, improves versatility, and its is convenient to use, and operation energy consumption is relatively low, and effects of energy saving and emission reduction is apparent, dimethylamine and pure water can be recycled simultaneously, and the organic efficiency of dimethylamine is effectively improved to a certain extent, while also reducing cost recovery, and realizes nontoxic clean manufacturing and recycles, strong applicability, practicability are good.
Description
Technical field
The present invention relates to a kind of retracting devices for Sewage treatment dimethylamine.
Background technology
The dimethylamine waste water retracting device of the prior art generally uses steam to heat, by distillation, packed tower, acid absorption column etc.
Recycling is completed, although may be implemented to recycle dimethylamine waste water, equipment operation power consumption is larger, and be easy to cause two
Secondary pollution, effects of energy saving and emission reduction is poor, and organic efficiency is relatively low, while increasing enterprise's production cost, it is difficult to meet city
The needs of field.
Invention content
The object of the present invention is to provide a kind of simple in structure, organic efficiency is high and can vaporize waste water time below waste water boiling point
Receive the retracting device for Sewage treatment dimethylamine of dimethylamine.
Realize that the technical solution of the object of the invention is a kind of retracting device for Sewage treatment dimethylamine, including waste water
Pond, dimethylamine solution storage tank, further include be bubbled pond, thermal drivers film evaporator, vaporization chamber, falling film evaporator, steam-water separator,
Membrane separator, condenser, cooler and recycle-water pond are equipped with sewage pump, the output of the sewage pump in the wastewater disposal basin
Pipe is connected with the bubbling pond, and the bubbling pond is connected by pipeline with thermal drivers film evaporator, and the thermal drivers film steams
Hair device dimethylamine output end be connected with the condenser, the water vapour output end of the thermal drivers film evaporator with it is described cold
But device is connected, and the waste water end of the thermal drivers film evaporator is connected with the vaporization chamber, the output end of the vaporization chamber with
The falling film evaporator is connected, and the output end of the falling film evaporator is connected with the steam-water separator, the carbonated drink point
Dimethylamine output end from device is connected with the condenser, and the waste water end of the steam-water separator is by circulating pump and the drop
The input terminal of film evaporator is connected, and the re-evaporation end of the steam-water separator is connected with the input terminal of the membrane separator,
The dimethylamine output end of the membrane separator is connected with the input terminal of the condenser, the water outlet of the membrane separator and institute
It states recycle-water pond to be connected, the dimethylamine output end of the condenser is connected with the dimethylamine solution storage tank, described
The water outlet of condenser is connected with the input terminal of the cooler, the output end of the cooler and recycle-water pond phase
Connection.
Water distributor is equipped in the vaporization chamber.
Flow detection meter is equipped on the efferent duct of the sewage pump.
Further include condensing agent storage tank and condenser pump, the input terminal of the condenser pump is connected with the condensing agent storage tank
Logical, the output end of the condenser pump is connected with the condenser and thermal drivers film evaporator.
Further include wind turbine, the wind turbine is arranged on the wastewater disposal basin, the air outlet of the wind turbine respectively with the bubbling
Pond, vaporization chamber are connected with membrane separator.
Further include dimethylamine finished pot, the output end of the dimethylamine solution storage tank is defeated with the dimethylamine finished pot
Enter end to be connected.
Concentration controller is equipped in the dimethylamine solution storage tank.
Low-temperature heat source is equipped in the thermal drivers film evaporator.
Its operation principle is summarized as follows：Dimethylamine waste water is extracted after air is bubbled, is evaporated through thermal drivers film by sewage pump
Vaporization chamber is entered by water distributor after device preheating, flow from top to bottom, from bottom to top force to form a film by air, heating evaporation, then
Flow into falling film evaporator makes dimethylamine gas enter condenser into steam-water separator.Remaining one water system of dimethylamine enters film point
It is detached from device, is enriched with concentrate.Membrane separator bottom is fed again into vaporization chamber and is carried into falling film evaporator in circulating and evaporating
It is dense.The small disconnected circulating and evaporating of dimethylamine waste water, concentration is set to be continuously improved.When making dimethylamine waste water concentrate to 45% or more,
Diformazan amine product.Membrane separator bottom irregularly backwashes opening valve discharge water and returns to wastewater disposal basin, and condensate cooler bottom is beaten
Valve opening door discharge water can be used for reuse pool in other production processes.
The present invention has the effect of positive：The structure of the present invention is simple, is equipped with falling film evaporator, membrane separator, Ke Yishi
Existing low-temperature heat source heating, Sewage treatment dimethylamine can be vaporized below waste water boiling point, improves versatility, and its user
Just quick, operation energy consumption is relatively low, and effects of energy saving and emission reduction is apparent, can recycle dimethylamine and pure water simultaneously, and to a certain extent
It is effective to improve the organic efficiency of dimethylamine, while cost recovery is also reduced, and realize nontoxic clean manufacturing and recycle,
Strong applicability, practicability are good.
Description of the drawings
In order to make the content of the present invention more clearly understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail, wherein：
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
(embodiment 1)
Fig. 1 shows a kind of specific implementation mode of the present invention, wherein Fig. 1 is the structural diagram of the present invention.
See Fig. 1, a kind of retracting device for Sewage treatment dimethylamine, including wastewater disposal basin 1, dimethylamine solution storage tank 2,
Further include being bubbled pond 3, thermal drivers film evaporator 4, vaporization chamber 5, falling film evaporator 6, steam-water separator 7, membrane separator 8, condensation
Device 9, cooler 10 and recycle-water pond 11 are equipped with sewage pump 12, the efferent duct 13 of the sewage pump 12 in the wastewater disposal basin 1
It is connected with the bubbling pond 3, the bubbling pond 3 is connected by pipeline with thermal drivers film evaporator 4, and the thermal drivers film steams
The dimethylamine output end of hair device 4 is connected with the condenser 9, the water vapour output end of the thermal drivers film evaporator 4 and institute
It states cooler 10 to be connected, the waste water end of the thermal drivers film evaporator 4 is connected with the vaporization chamber 5, the vaporization chamber 5
Output end is connected with the falling film evaporator 6, and the output end of the falling film evaporator 6 is connected with the steam-water separator 7,
The dimethylamine output end of the steam-water separator 7 is connected with the condenser 9, and the waste water end of the steam-water separator 7 is passed through
Circulating pump 14 is connected with the input terminal of the falling film evaporator 6, re-evaporation end and the UF membrane of the steam-water separator 7
The input terminal of device 8 is connected, and the dimethylamine output end of the membrane separator 8 is connected with the input terminal of the condenser 9, described
The water outlet of membrane separator 8 is connected with the recycle-water pond 11, dimethylamine output end and the diformazan of the condenser 9
Amine aqueous solution storage tank 2 is connected, and the water outlet of the condenser 9 is connected with the input terminal of the cooler 10, the cooling
The output end of device 10 is connected with the recycle-water pond 11.Falling film evaporator is made of numerous and tubulation, and membrane separator is by more
A component series connection achievees the effect that force film forming rapid evaporation separation, realizes that rapid evaporation condenses concentrate dimethylamine；Membrane separator
Low concentration or extremely low concentration volatile dimethylamine are recycled, 3~15 times can be concentrated through dimethylamine in condenser, the process phase
When in two towers with air lift (stripping) tower and absorption tower it is microcosmic on be combined into one, be not necessarily to high temperature and vacuumizing, it is easy to use
Fast, operation energy consumption is relatively low, and effects of energy saving and emission reduction is apparent.
Water distributor 15 is equipped in the vaporization chamber 5.It is blown into air in vaporization chamber and water forces film forming in low-temperature heat source
Under promotion, heat utilization rate effect is far above multistage flash distillation and multistage evaporation.
Flow detection meter 16 is equipped on the efferent duct 13 of the sewage pump 12.
Further include condensing agent storage tank 17 and condenser pump 18, the input terminal of the condenser pump 18 and the condensing agent storage tank
17 are connected, and the output end of the condenser pump 18 is connected with the condenser 9 and thermal drivers film evaporator 4.
Further include wind turbine 19, the wind turbine 19 is arranged on the wastewater disposal basin 1, the air outlet of the wind turbine 19 respectively with institute
It states and is bubbled pond 3, vaporization chamber 5 is connected with membrane separator 8.
Further include dimethylamine finished pot 20, the output end of the dimethylamine solution storage tank 2 and the dimethylamine finished pot
20 input terminal is connected.
Concentration controller is equipped in the dimethylamine solution storage tank 2.When dimethylamine solution concentration reaches more than 45%,
Concentration controller bright light, cuts off heat source and inlet valve has the function that Automatic Control dimethylamine concentration recycles.
Low-temperature heat source is equipped in the thermal drivers film evaporator 4.Dimethylamine waste water can be vaporized at 80 DEG C or less, detach diformazan
Aqueous amine system, technique and device of the recycling more than 45%_ methylamines product and production recycle-water.Recycling effect is improved to a certain extent
Rate.
It further include electric cabinet 21.
Its operation principle is summarized as follows：Dimethylamine waste water is extracted after air is bubbled, is evaporated through thermal drivers film by sewage pump
Vaporization chamber is entered by water distributor after device preheating, flow from top to bottom, from bottom to top force to form a film by air, heating evaporation, then
Flow into falling film evaporator makes dimethylamine gas enter condenser into steam-water separator.Remaining one water system of dimethylamine enters film point
It is detached from device, is enriched with concentrate.Membrane separator bottom is fed again into vaporization chamber and is carried into falling film evaporator in circulating and evaporating
It is dense.The small disconnected circulating and evaporating of dimethylamine waste water, concentration is set to be continuously improved.When making dimethylamine waste water concentrate to 45% or more,
Diformazan amine product.Membrane separator bottom irregularly backwashes opening valve discharge water and returns to wastewater disposal basin, and condensate cooler bottom is beaten
Valve opening door discharge water can be used for reuse pool in other production processes.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still fall within protection scope of the present invention.
Claims (8)
1. a kind of retracting device for Sewage treatment dimethylamine, including wastewater disposal basin, dimethylamine solution storage tank, feature exist
In：Further include be bubbled pond, thermal drivers film evaporator, vaporization chamber, falling film evaporator, steam-water separator, membrane separator, condenser,
Cooler and recycle-water pond are equipped with sewage pump, the efferent duct of the sewage pump and bubbling pond phase in the wastewater disposal basin
Connection, the bubbling pond are connected by pipeline with thermal drivers film evaporator, the dimethylamine output of the thermal drivers film evaporator
End is connected with the condenser, and the water vapour output end of the thermal drivers film evaporator is connected with the cooler, described
The waste water end of thermal drivers film evaporator is connected with the vaporization chamber, the output end of the vaporization chamber and the falling film evaporator phase
Connection, the output end of the falling film evaporator are connected with the steam-water separator, the dimethylamine output of the steam-water separator
End is connected with the condenser, and the input terminal of circulating pump and the falling film evaporator is passed through at the waste water end of the steam-water separator
It is connected, the re-evaporation end of the steam-water separator is connected with the input terminal of the membrane separator, and the two of the membrane separator
Methylamine output end is connected with the input terminal of the condenser, and the water outlet of the membrane separator is connected with the recycle-water pond
Logical, the dimethylamine output end of the condenser is connected with the dimethylamine solution storage tank, the water outlet of the condenser and
The input terminal of the cooler is connected, and the output end of the cooler is connected with the recycle-water pond.
2. the retracting device according to claim 1 for Sewage treatment dimethylamine, it is characterised in that：In the vaporization chamber
It is interior to be equipped with water distributor.
3. the retracting device according to claim 2 for Sewage treatment dimethylamine, it is characterised in that：In the sewage pump
Efferent duct be equipped with flow detection meter.
4. the retracting device according to claim 3 for Sewage treatment dimethylamine, it is characterised in that：It further include condensing agent
Storage tank and condenser pump, the input terminal of the condenser pump are connected with the condensing agent storage tank, the output end of the condenser pump
It is connected with the condenser and thermal drivers film evaporator.
5. the retracting device according to claim 4 for Sewage treatment dimethylamine, it is characterised in that：Further include wind turbine,
The wind turbine is arranged on the wastewater disposal basin, the air outlet of the wind turbine respectively with the bubbling pond, vaporization chamber and membrane separator
It is connected.
6. the retracting device according to claim 5 for Sewage treatment dimethylamine, it is characterised in that：It further include dimethylamine
Finished pot, the output end of the dimethylamine solution storage tank are connected with the input terminal of the dimethylamine finished pot.
7. the retracting device according to claim 6 for Sewage treatment dimethylamine, it is characterised in that：In the dimethylamine
Concentration controller is equipped in solution storage tank.
8. the retracting device according to claim 7 for Sewage treatment dimethylamine, it is characterised in that：The thermal drivers film
Low-temperature heat source is equipped in evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310571181.9A CN103663830B (en) | 2013-11-18 | 2013-11-18 | Retracting device for Sewage treatment dimethylamine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310571181.9A CN103663830B (en) | 2013-11-18 | 2013-11-18 | Retracting device for Sewage treatment dimethylamine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103663830A CN103663830A (en) | 2014-03-26 |
| CN103663830B true CN103663830B (en) | 2018-08-14 |
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ID=50302734
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310571181.9A Active CN103663830B (en) | 2013-11-18 | 2013-11-18 | Retracting device for Sewage treatment dimethylamine |
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|---|---|
| CN (1) | CN103663830B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104788321B (en) * | 2015-04-22 | 2017-03-22 | 江苏金凯树脂化工有限公司 | Recycling device and recycling technology of dimethylamine |
| CN113666562A (en) * | 2021-09-14 | 2021-11-19 | 西安思科赛实业有限公司 | Device for removing DMF (dimethyl formamide) in red wastewater and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058541A (en) * | 2006-04-20 | 2007-10-24 | 出光兴产株式会社 | Method for recovering triethylamine in water |
| CN202237346U (en) * | 2011-09-08 | 2012-05-30 | 上海凯展环保科技有限公司 | Negative-pressure energy-saving high-efficiency gas-liquid separation device |
| CN203794732U (en) * | 2013-11-18 | 2014-08-27 | 项公浩 | Recycling device for recycling dimethylamine from wastewater |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8952156B2 (en) * | 2011-08-31 | 2015-02-10 | Basf Se | Process for working up reaction outputs from the hydrogenation of EDDN or EDMN |
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2013
- 2013-11-18 CN CN201310571181.9A patent/CN103663830B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058541A (en) * | 2006-04-20 | 2007-10-24 | 出光兴产株式会社 | Method for recovering triethylamine in water |
| CN202237346U (en) * | 2011-09-08 | 2012-05-30 | 上海凯展环保科技有限公司 | Negative-pressure energy-saving high-efficiency gas-liquid separation device |
| CN203794732U (en) * | 2013-11-18 | 2014-08-27 | 项公浩 | Recycling device for recycling dimethylamine from wastewater |
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| Publication number | Publication date |
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| CN103663830A (en) | 2014-03-26 |
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