CN207254030U - A kind of Ergol vacuum tail gas processing unit - Google Patents
A kind of Ergol vacuum tail gas processing unit Download PDFInfo
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- CN207254030U CN207254030U CN201721206304.9U CN201721206304U CN207254030U CN 207254030 U CN207254030 U CN 207254030U CN 201721206304 U CN201721206304 U CN 201721206304U CN 207254030 U CN207254030 U CN 207254030U
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- lye spray
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- spray column
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Abstract
A kind of Ergol vacuum tail gas processing unit, including vacuum tube, condenser, condensate liquid collecting tank, lye spray column, circulating pump, air-introduced machine, charcoal trap, the vacuum tube is connected with condenser air intake, the condenser is additionally provided with gas outlet and liquid outlet, and the gas outlet is connected by air outlet pipe with lye spray column side entry, and the liquid outlet is connected by outlet tube with condensate liquid collecting tank top entry；Nozzle is equipped with the top of the lye spray column, the lye spray tower bottom is equipped with leakage fluid dram, leakage fluid dram is connected by the input terminal of drain pipe and circulating pump, the output terminal of the circulating pump is connected with the nozzle at the top of lye spray column, exhaust outlet is equipped with the top of the lye spray column, the exhaust outlet is connected by the input terminal of exhaust pipe and air-introduced machine, and the output terminal of the air-introduced machine and the bottom inlet of charcoal trap connect.Vacuum tail gas caused by production effectively can be carried out harmless treatment by the utility model, prevent pollution air.
Description
Technical field
Ergol production technical field is the utility model is related to, more particularly, to a kind of Ergol vacuum tail gas
Processing unit.
Background technology
It is fixed that Ergol can be used as the solvent of the spices such as plasticizer, medicine, synthetic musk, vanillic aldehyde, bouquet type composition
Pastil etc..The method of synthesizing benzoic acids benzyl ester has many kinds, but aoxidizes benzene first processed from toluene oxidation benzoic acid or benzyl ether
The method that Ergol is extracted in aldehyde leftover bits and pieces, has the advantages that of low cost, energy-saving and emission-reduction, environmental protection, shortcoming be from
The method that Ergol is extracted in leftover bits and pieces, largely uses vacuum rectification tower, progressively lifts Benzyl Benzoate ester content to need
The content wanted, during rectification under vacuum, since the boiling point of Ergol is 323 DEG C, rectification under vacuum kettle temperature is generally 220
DEG C, and at this temperature, part Ergol is decomposed into the materials such as toluene, phenmethylol, benzaldehyde, benzoic acid, causes vacuum
Tail gas smell is big, pollutes environment.
Utility model content
The utility model is to overcome the above situation insufficient, it is desirable to provide a kind of technical solution that can be solved the above problems.
A kind of Ergol vacuum tail gas processing unit, including vacuum tube, condenser, condensate liquid collecting tank, lye spray
Leaching tower, circulating pump, air-introduced machine, charcoal trap, the vacuum tube are connected with condenser air intake, and the condenser is additionally provided with
Gas outlet and liquid outlet, the gas outlet are connected by air outlet pipe with lye spray column side entry, and the liquid outlet is by going out
Liquid pipe is connected with condensate liquid collecting tank top entry；Nozzle is equipped with the top of the lye spray column, the lye sprays tower bottom
Equipped with leakage fluid dram, leakage fluid dram is connected by the input terminal of drain pipe and circulating pump, and output terminal and the lye of the circulating pump spray
The nozzle connection of top of tower, is equipped with exhaust outlet at the top of the lye spray column, and the exhaust outlet passes through exhaust pipe and air-introduced machine
Input terminal connects, and the output terminal of the air-introduced machine and the bottom inlet of charcoal trap connect.
Preferably, the top of the condenser is equipped with refrigerant exit, refrigerant exit is connected with refrigerant exit pipe；It is described cold
The bottom of condenser is equipped with refrigerant inlet, and refrigerant inlet is connected with refrigerant inlet pipe.
Preferably, the refrigerant temperature of the condenser is below -5 DEG C.
Preferably, two layers of regular corrugation ceramic filling material is filled with below nozzle in the lye spray column.
Preferably, the lye spray column bottom is additionally provided with liquid level sensor and pH sensors.
The beneficial effects of the utility model：It is simple in structure, vacuum tail gas caused by production effectively can be carried out nothing
Evilization processing, prevents pollution air, while is again collected the material in tail gas, for reproduction, saves production cost.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly by from following description
In become obvious, or recognized by the practice of the utility model.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the utility model embodiment, a kind of Ergol vacuum tail gas processing unit, including vacuum
Pipe 11, condenser 1, condensate liquid collecting tank 2, lye spray column 3, circulating pump 4, air-introduced machine 5, charcoal trap 6, the vacuum
Pipe 11 is connected with condenser air intake 12, and the condenser 1 is additionally provided with gas outlet 17 and liquid outlet 18, and the top of condenser 1 is set
There is refrigerant exit 16, refrigerant exit 16 is connected with refrigerant exit pipe 15；The bottom of the condenser 1 is equipped with refrigerant inlet 14, cold
Matchmaker's import 14 is connected with refrigerant inlet pipe 13, and the refrigerant temperature of condenser 1 is below -5 DEG C.The gas outlet 17 of condenser is by going out
Tracheae 31 is connected with 3 side entry 32 of lye spray column, and the liquid outlet 18 passes through outlet tube 22 and the top of condensate liquid collecting tank 2
Entrance 21 connects；The nozzle 33 that the top of lye spray column 3 is equipped with, lye spray column 1 is interior to load regular corrugation ceramic filling material 37, alkali
3 bottom of liquid spray column dress pH sensors 36, when pH value is less than 8, it is necessary to supplement lye.3 bottom of lye spray column dress liquid level passes
Sensor 361, when liquid level is too low, it is necessary to supplement water and lye.1 bottom of lye spray column is equipped with leakage fluid dram 35, and leakage fluid dram 35 is logical
The input terminal that drain pipe 38 is crossed with circulating pump 4 is connected, output terminal and the liquid caustic soda nozzle at the top of lye spray column of the circulating pump 4
33 connections, the top of the lye spray column 3 are equipped with exhaust outlet 34, and the exhaust outlet 34 is defeated by exhaust pipe 39 and air-introduced machine 5
Enter end connection, the output terminal of the air-introduced machine 5 is connected with the bottom inlet 61 of charcoal trap 6.
The operation principle of the utility model is：Ergol vacuum exhaust gas is entered in condenser by vacuum tube, condensation
Device is used to condense material in exhaust gas, and is collected with condensate liquid collecting tank 2.Condensed gas enters lye spray column 3, lye
Spray column 3 is used for harmful substance alkali liquid washing in exhaust gas.Circulating pump 4 be used for turn lye from 3 bottom of lye spray column to
In 3 top nozzle of lye spray column, by uniformly flowing to liquid caustic soda spray column bottom in two layers of regular corrugation ceramic filling material, after processing
Gas by top vent by air-introduced machine 5 extract be sent into charcoal trap 6, exhaust gas is after activated carbon absorbs, tail gas
Discharged from tower top outlet 62.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (4)
1. a kind of Ergol vacuum tail gas processing unit, including vacuum tube, condenser, condensate liquid collecting tank, lye spray
Tower, circulating pump, air-introduced machine, charcoal trap, it is characterised in that the vacuum tube is connected with condenser air intake, the condensation
Device is additionally provided with gas outlet and liquid outlet, and the gas outlet is connected by air outlet pipe with lye spray column side entry, it is described go out liquid
Mouth is connected by outlet tube with condensate liquid collecting tank top entry；Nozzle, the lye spray are equipped with the top of the lye spray column
Leaching tower bottom is equipped with leakage fluid dram, and leakage fluid dram is connected by the input terminal of drain pipe and circulating pump, the output terminal of the circulating pump and
Nozzle connection at the top of lye spray column, is equipped with exhaust outlet at the top of the lye spray column, the exhaust outlet by exhaust pipe and
The input terminal connection of air-introduced machine, the output terminal of the air-introduced machine and the bottom inlet of charcoal trap connect.
A kind of 2. Ergol vacuum tail gas processing unit according to claim 1, it is characterised in that the condenser
Top be equipped with refrigerant exit, refrigerant exit is connected with refrigerant exit pipe；The bottom of the condenser is equipped with refrigerant inlet, refrigerant
Import is connected with refrigerant inlet pipe.
A kind of 3. Ergol vacuum tail gas processing unit according to claim 1, it is characterised in that the lye spray
In leaching tower two layers of regular corrugation ceramic filling material is filled with below nozzle.
A kind of 4. Ergol vacuum tail gas processing unit according to claim 1, it is characterised in that the lye spray
Leaching bottom of towe end is additionally provided with liquid level sensor and pH sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206304.9U CN207254030U (en) | 2017-09-20 | 2017-09-20 | A kind of Ergol vacuum tail gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206304.9U CN207254030U (en) | 2017-09-20 | 2017-09-20 | A kind of Ergol vacuum tail gas processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207254030U true CN207254030U (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721206304.9U Active CN207254030U (en) | 2017-09-20 | 2017-09-20 | A kind of Ergol vacuum tail gas processing unit |
Country Status (1)
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| CN (1) | CN207254030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847397A (en) * | 2019-03-14 | 2019-06-07 | 江苏雷蒙新材料有限公司 | The device of recovery rate is improved in a kind of triacetyl glycerine production process |
-
2017
- 2017-09-20 CN CN201721206304.9U patent/CN207254030U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847397A (en) * | 2019-03-14 | 2019-06-07 | 江苏雷蒙新材料有限公司 | The device of recovery rate is improved in a kind of triacetyl glycerine production process |
| CN109847397B (en) * | 2019-03-14 | 2021-07-27 | 江苏雷蒙新材料有限公司 | Device for improving acetic acid recovery rate in glycerol triacetate production process |
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