CN204275532U - A kind of Acetic Acid Recovering Column - Google Patents
A kind of Acetic Acid Recovering Column Download PDFInfo
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- CN204275532U CN204275532U CN201420744786.3U CN201420744786U CN204275532U CN 204275532 U CN204275532 U CN 204275532U CN 201420744786 U CN201420744786 U CN 201420744786U CN 204275532 U CN204275532 U CN 204275532U
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- tower body
- condenser
- acetic acid
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- recovery tower
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Abstract
The utility model discloses a kind of Acetic Acid Recovering Column, comprise recovery tower body, condenser, condensate tank, cooler and distillation still, distillation still is connected bottom described recovery tower body, distillation still is provided with inlet and sewage draining exit, reclaim tower body side and be connected with bracing frame, bracing frame top is provided with condenser, condenser is provided with cooling water inlet and coolant outlet, in condenser, cooling coil connects recovery tower body top by steam pipe, in condenser, cooling coil connects recovery tower body by return duct, in condenser, the cooling coil port of export connects condensate tank by pipeline, condensate tank connects cooler, cooler connects recovery tower body by cooling water pipe, cooler connects acetic acid storage tank by pipeline, described a kind of Acetic Acid Recovering Column, acetic acid recovery treating capacity is large, recovery rate is fast, corrosion resistance is strong, equipment flowsheet is simple, invest little, energy consumption is low, non-environmental-pollution, recovery rate is high.
Description
Technical field
The utility model relates to technical field of chemical, specifically a kind of Acetic Acid Recovering Column.
Background technology
Have in chemical process a large amount of low concentrations aqueous acetic acid produce, due to acetic acid and water relative volatility less, therefore from the aqueous acetic acid of low concentration, just will must adopt higher reclaimer by recovery of acetic acid.Existing Acetic Acid Recovering Column corrosion-resistant, cost is high, and service life is short, and recovery rate is low, affects heat transfer efficiency and causes production capacity to reduce.
Utility model content
The purpose of this utility model is to provide a kind of Acetic Acid Recovering Column, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of Acetic Acid Recovering Column, comprise recovery tower body, condenser, condensate tank, cooler and distillation still, distillation still is connected bottom described recovery tower body, distillation still is provided with inlet and sewage draining exit, reclaim tower body side and be connected with bracing frame, bracing frame top is provided with condenser, condenser is provided with cooling water inlet and coolant outlet, in condenser, cooling coil connects recovery tower body top by steam pipe, in condenser, cooling coil connects recovery tower body by return duct, in condenser, the cooling coil port of export connects condensate tank by pipeline, condensate tank connects cooler, cooler connects recovery tower body by cooling water pipe, cooler connects acetic acid storage tank by pipeline.
As further program of the utility model: described distillation still upper end is provided with thermometer boss, gauge port and drain.
As further program of the utility model: described recovery tower body is cylindrical structural, recovery tower body and distillation still internal layer are provided with stainless steel layer.
As further program of the utility model: be provided with cooling coil in described condenser.
As further program of the utility model: described condensate tank, cooler, acetic acid storage tank are all arranged on bracing frame.
Compared with prior art, the beneficial effects of the utility model are: described a kind of Acetic Acid Recovering Column, acetum evaporates, condensation concentration to adopt distillation still and condenser to make, and acetic acid recovery treating capacity is large, and recovery rate is fast, recovery tower body and distillation still internal layer are provided with stainless steel layer, enhance corrosion resistance, improve the distillation thermal efficiency, the utility model equipment flowsheet is simple, invest little, energy consumption is low, non-environmental-pollution, recovery rate is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-inlet, 2-thermometer boss, 3-gauge port, 4-drain, 5-reclaim tower body, 6-cooling water pipe, 7-steam pipe, 8-cooling water inlet, 9-condenser, 10-coolant outlet, 11-return duct, 12-condensate tank, 13-cooler, 14-acetic acid storage tank, 15-bracing frame, 16-distillation still, 17-sewage draining exit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of Acetic Acid Recovering Column, comprise and reclaim tower body 5, condenser 9, condensate tank 12, cooler 13 and distillation still 16, distillation still 16 is connected bottom described recovery tower body 5, distillation still 16 is provided with inlet 1 and sewage draining exit 17, distillation still 16 upper end is provided with thermometer boss 2, gauge port 3 and drain 4, described recovery tower body 5 is cylindrical structural, recovery tower body 5 and distillation still 16 internal layer are provided with stainless steel layer, reclaim tower body 5 side and be connected with bracing frame 15, bracing frame 15 top is provided with condenser 9, condenser 9 is provided with cooling water inlet 8 and coolant outlet 10, cooling coil is provided with in condenser 9, in condenser 9, cooling coil connects recovery tower body 5 top by steam pipe 7, in condenser 9, cooling coil connects recovery tower body 5 by return duct 11, in condenser 9, the cooling coil port of export connects condensate tank 12 by pipeline, condensate tank 12 connects cooler 13, cooler 13 connects recovery tower body 5 by cooling water pipe 6, cooler 13 connects acetic acid storage tank 14 by pipeline, described condensate tank 12, cooler 13, acetic acid storage tank 14 is all arranged on bracing frame 15.
During described a kind of Acetic Acid Recovering Column work, waste water containing acetic acid is injected in distillation still 16 from inlet 1, control certain heating-up temperature, the acetic acid in waste water is made to be converted into containing hydro-thermal acetic acid steam, enter in the cooling coil in condenser 9 containing hydro-thermal acetic acid steam by the steam pipe 7 reclaiming the connection of tower body 5 upper end, cooled by the cold water heat exchange entered with the cooling water inlet 8 on condenser 9, after cooling, acetic acid appearance liquid is recovered in condensate tank 12, after subcooler 13 further refrigerated separation, the acetum be separated flows in acetic acid storage tank 14 and again supplies production and application, cooling water in described condensation process flows back to recovery tower body 5 by cooling water pipe 6 and return duct 11 and again distills, residue can be discharged from distillation still 16 bottom blow-down mouth 17.
Operation principle of the present utility model is: described a kind of Acetic Acid Recovering Column, acetum evaporates, condensation concentration to adopt distillation still 16 and condenser 9 to make, acetic acid recovery treating capacity is large, recovery rate is fast, and recovery tower body 5 and distillation still 16 internal layer are provided with stainless steel layer, enhance corrosion resistance, improve the distillation thermal efficiency, the utility model equipment flowsheet is simple, invest little, energy consumption is low, non-environmental-pollution, recovery rate is high.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. an Acetic Acid Recovering Column, comprise recovery tower body, condenser, condensate tank, cooler and distillation still, it is characterized in that, distillation still is connected bottom described recovery tower body, distillation still is provided with inlet and sewage draining exit, reclaim tower body side and be connected with bracing frame, bracing frame top is provided with condenser, condenser is provided with cooling water inlet and coolant outlet, in condenser, cooling coil connects recovery tower body top by steam pipe, in condenser, cooling coil connects recovery tower body by return duct, in condenser, the cooling coil port of export connects condensate tank by pipeline, condensate tank connects cooler, cooler connects recovery tower body by cooling water pipe, cooler connects acetic acid storage tank by pipeline.
2. a kind of Acetic Acid Recovering Column according to claim 1, is characterized in that, described distillation still upper end is provided with thermometer boss, gauge port and drain.
3. a kind of Acetic Acid Recovering Column according to claim 1, is characterized in that, described recovery tower body is cylindrical structural, and recovery tower body and distillation still internal layer are provided with stainless steel layer.
4. a kind of Acetic Acid Recovering Column according to claim 1, is characterized in that, is provided with cooling coil in described condenser.
5. a kind of Acetic Acid Recovering Column according to claim 1, is characterized in that, described condensate tank, cooler, acetic acid storage tank are all arranged on bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420744786.3U CN204275532U (en) | 2014-12-02 | 2014-12-02 | A kind of Acetic Acid Recovering Column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420744786.3U CN204275532U (en) | 2014-12-02 | 2014-12-02 | A kind of Acetic Acid Recovering Column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204275532U true CN204275532U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420744786.3U Active CN204275532U (en) | 2014-12-02 | 2014-12-02 | A kind of Acetic Acid Recovering Column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673962A (en) * | 2017-11-01 | 2018-02-09 | 中峰化学有限公司 | A kind of method and system of vinegar ester dreg liquid recovery of acetic acid |
-
2014
- 2014-12-02 CN CN201420744786.3U patent/CN204275532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673962A (en) * | 2017-11-01 | 2018-02-09 | 中峰化学有限公司 | A kind of method and system of vinegar ester dreg liquid recovery of acetic acid |
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