CN204952599U - Exhaust treatment device who contains volatile organic compounds - Google Patents
Exhaust treatment device who contains volatile organic compounds Download PDFInfo
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- CN204952599U CN204952599U CN201520512887.2U CN201520512887U CN204952599U CN 204952599 U CN204952599 U CN 204952599U CN 201520512887 U CN201520512887 U CN 201520512887U CN 204952599 U CN204952599 U CN 204952599U
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- waste gas
- pipeline
- absorption tower
- desorber
- storage tank
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Abstract
The utility model discloses an exhaust treatment device who contains volatile organic compounds, including the waste gas absorption tower, waste gas passes through pipeline and waste gas absorption tower sub -unit connection, and the top of waste gas absorption tower is provided with the purified gas discharge pipe, the absorbent basin passes through the pipeline and is connected with the upper portion of waste gas absorption tower, the bottom of waste gas absorption tower is passed through the pipeline and is connected with the upper portion of centrifugal pump, heat exchanger, phase splitter, waste gas desorber in proper order, waste gas desorber bottom divides two the tunnel after being connected through reboiler at the bottom of pipeline and the tower, goes the same way and the sub -unit connection of waste gas desorber, and another way is connected with circulating pump, heat exchanger, cooler in proper order and then is connected with the upper portion of waste gas absorption tower, the top of waste gas desorber is passed through the pipeline and is connected the back with overhead condenser, phegma storage tank in proper order and is connected with the waste liquor storage tank, and waste gas desorber upper portion is passed through the pipeline and is connected with the bottom of phegma storage tank, and the top is provided with noncondensable gas blast pipe. The utility model discloses the device makes the absorbent recycle, and the absorption rate is high, and the operating cost is low, green protection.
Description
Technical field
The utility model relates to the device of process containing the waste gas of volatile organic matter.
Background technology
When industry printing, printing and dyeing, often use and organic solvent discharging along with a large amount of, this causes personal injury and atmosphere pollution on the one hand, also result in the waste of organic solvent on the other hand, if this kind of GAS ABSORPTION do not removed, serious environmental pollution will be caused, increase production cost.
The industrial process to waste gas at present generally adopts adsorption treatment, and patent CN203291683U discloses a kind of VOCs treatment device, although this device low cost of manufacture, needs to regularly replace adsorbent.Patent CN203598674U discloses a kind of printing off-gas cleaning equipment, although this plant running cost is low, exhaust treatment efficiency is not high.Patent CN104524929A discloses a kind of energy-efficient cleaning and recovering process containing volatile organic matter tail gas, although this technique absorption efficiency is high, that does not consider fixed gas removes problem, and desorber decompression operation, operating cost is high.
Utility model content
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of emission-control equipment containing volatile organic matter.
Second object of the present utility model proposes the emission-control equipment of the second containing volatile organic matter.
The technical solution of the utility model is summarized as follows:
Containing an emission-control equipment for volatile organic matter, comprise waste gas absorption tower 21, the waste gas A2 containing volatile organic matter is connected with waste gas absorption tower 21 bottom by pipeline, and the top of waste gas absorption tower 21 is provided with purified gas discharge pipe; Absorbent basin B2 is connected by the top of pipeline with waste gas absorption tower 21; The bottom of waste gas absorption tower 21 is connected with the top of waste gas desorber 22 after being connected with centrifugal pump 26, heat exchanger 24, phase-splitter 30 successively by pipeline again; Point two-way after being connected with tower bottom reboiler 28 by pipeline bottom waste gas desorber 22, a road is connected with the bottom of waste gas desorber 22, is connected after another road is connected with circulating pump 27, heat exchanger 24, cooler 23 successively with the top of waste gas absorption tower 21; The top of waste gas desorber 22 is connected with overhead condenser 25, phegma storage tank 29 successively by pipeline and is connected with waste liquor storage tank C2 afterwards, the top of waste gas desorber 22 is connected by the bottom of pipeline with phegma storage tank 29, the top of phegma storage tank 29 is provided with fixed gas blast pipe, and phase-splitter 30 top is provided with fixed gas delivery pipe.
Waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas, or the waste gas containing volatile organic matter that other industry produces.
Containing an emission-control equipment for volatile organic matter, comprise waste gas absorption tower 31, the waste gas A3 containing volatile organic matter is connected with waste gas absorption tower 31 bottom by pipeline, and the top of waste gas absorption tower 31 is provided with purified gas discharge pipe; Absorbent basin B3 is connected by the top of pipeline with waste gas absorption tower 31; The bottom of waste gas absorption tower 31 is connected with the top of waste gas desorber 32 after being connected with centrifugal pump 36, heat exchanger 34, phase-splitter 40 successively by pipeline again; Point two-way after being connected with tower bottom reboiler 38 by pipeline bottom waste gas desorber 32, a road is connected with the bottom of waste gas desorber 32, is connected after another road is connected with circulating pump 37, heat exchanger 34, cooler 33 successively with the top of waste gas absorption tower 31; The top of waste gas desorber 32 is connected with overhead condenser 35, phegma storage tank 39 successively by pipeline and is connected with waste liquor storage tank C3 afterwards, the top of waste gas desorber 32 is connected by the bottom of pipeline with phegma storage tank 39, and the top of phegma storage tank 39 is connected with waste gas absorption tower 31 bottom by pipeline, phase-splitter 40 top is provided with fixed gas delivery pipe.
Waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas.Or the waste gas containing volatile organic matter that other industry produces.
Absorbent select boiling point be more than 150 DEG C, combine with one or more of the immiscible alcohol of water, ketone, ester, ether, aromatic compound and derivative thereof.The preferred ester type compound of absorbent and aromatic derivant, as: butyl butyrate, dimethyl glutarate, isoamyl isovalerate, diisodecyl adipate (DIDA), ethyl hexanoate, caproic acid cyclohexyl, dibutyl phthalate, dioctyl phthalate, M-phthalic acid dibutyl ester, M-phthalic acid dibutyl ester, terephthalic acid (TPA) dibutyl ester, dibutyl terephthalate.
Advantage of the present utility model:
Device of the present utility model utilizes absorbent fully to absorb containing the organic solvent in the waste gas of volatile organic matter, and absorbent recycles, and absorptivity is high, and consider the emptying problem of fixed gas, operating cost is low simultaneously, and operation maintenance is convenient, greenism.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the exhaust gas absorption device containing volatile organic matter.
Fig. 2 is the schematic diagram of the another kind of exhaust gas absorption device containing volatile organic matter.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.Following explanation is only understand the utility model better to enable those skilled in the art to, but does not impose any restrictions the utility model.
Containing an emission-control equipment for volatile organic matter, comprise waste gas absorption tower 21, the waste gas A2 containing volatile organic matter is connected with waste gas absorption tower 21 bottom by pipeline, and the top of waste gas absorption tower 21 is provided with purified gas discharge pipe; Absorbent basin B2 is connected by the top of pipeline with waste gas absorption tower 21; The bottom of waste gas absorption tower 21 is connected with the top of waste gas desorber 22 after being connected with centrifugal pump 26, heat exchanger 24, phase-splitter 30 successively by pipeline again; Point two-way after being connected with tower bottom reboiler 28 by pipeline bottom waste gas desorber 22, a road is connected with the bottom of waste gas desorber 22, is connected after another road is connected with circulating pump 27, heat exchanger 24, cooler 23 successively with the top of waste gas absorption tower 21; The top of waste gas desorber 22 is connected with overhead condenser 25, phegma storage tank 29 successively by pipeline and is connected with waste liquor storage tank C2 afterwards, the top of waste gas desorber 22 is connected by the bottom of pipeline with phegma storage tank 29, the top of phegma storage tank 29 is provided with fixed gas blast pipe, and phase-splitter 30 top is provided with fixed gas delivery pipe.
Waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas, or the waste gas containing volatile organic matter that other industry produces.
The another kind of emission-control equipment containing volatile organic matter, comprise waste gas absorption tower 31, the waste gas A3 containing volatile organic matter is connected with waste gas absorption tower 31 bottom by pipeline, and the top of waste gas absorption tower 31 is provided with purified gas discharge pipe; Absorbent basin B3 is connected by the top of pipeline with waste gas absorption tower 31; The bottom of waste gas absorption tower 31 is connected with the top of waste gas desorber 32 after being connected with centrifugal pump 36, heat exchanger 34, phase-splitter 40 successively by pipeline again; Point two-way after being connected with tower bottom reboiler 38 by pipeline bottom waste gas desorber 32, a road is connected with the bottom of waste gas desorber 32, is connected after another road is connected with circulating pump 37, heat exchanger 34, cooler 33 successively with the top of waste gas absorption tower 31; The top of waste gas desorber 32 is connected with overhead condenser 35, phegma storage tank 39 successively by pipeline and is connected with waste liquor storage tank C3 afterwards, the top of waste gas desorber 32 is connected by the bottom of pipeline with phegma storage tank 39, and the top of phegma storage tank 39 is connected with waste gas absorption tower 31 bottom by pipeline, phase-splitter 40 top is provided with fixed gas delivery pipe.
Waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas, also can be the waste gas containing volatile organic matter of other industry.
Claims (4)
1. the emission-control equipment containing volatile organic matter, comprise waste gas absorption tower (21), waste gas (A2) containing volatile organic matter is connected with waste gas absorption tower (21) bottom by pipeline, and the top of waste gas absorption tower (21) is provided with purified gas discharge pipe; Absorbent basin (B2) is connected by the top of pipeline with waste gas absorption tower (21); The bottom of waste gas absorption tower (21) is connected with the top of waste gas desorber (22) after being connected with centrifugal pump (26), heat exchanger (24), phase-splitter (30) successively by pipeline again; Point two-way after waste gas desorber (22) bottom is connected with tower bottom reboiler (28) by pipeline, one tunnel is connected with the bottom of waste gas desorber (22), is connected after another road is connected with circulating pump (27), heat exchanger (24), cooler (23) successively with the top of waste gas absorption tower (21); The top of waste gas desorber (22) is passed through to be connected with waste liquor storage tank (C2) after pipeline is connected with overhead condenser (25), phegma storage tank (29) successively, the top of waste gas desorber (22) is connected by the bottom of pipeline with phegma storage tank (29), the top of phegma storage tank (29) is provided with fixed gas blast pipe, and phase-splitter (30) top is provided with fixed gas delivery pipe.
2. a kind of emission-control equipment containing volatile organic matter according to claim 1, is characterized in that the described waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas.
3. the emission-control equipment containing volatile organic matter, comprise waste gas absorption tower (31), waste gas (A3) containing volatile organic matter is connected with waste gas absorption tower (31) bottom by pipeline, and the top of waste gas absorption tower (31) is provided with purified gas discharge pipe; Absorbent basin (B3) is connected by the top of pipeline with waste gas absorption tower (31); The bottom of waste gas absorption tower (31) is connected with the top of waste gas desorber (32) after being connected with centrifugal pump (36), heat exchanger (34), phase-splitter (40) successively by pipeline again; Point two-way after waste gas desorber (32) bottom is connected with tower bottom reboiler (38) by pipeline, one tunnel is connected with the bottom of waste gas desorber (32), is connected after another road is connected with circulating pump (37), heat exchanger (34), cooler (33) successively with the top of waste gas absorption tower (31); The top of waste gas desorber (32) by pipeline is connected with overhead condenser (35), phegma storage tank (39) successively afterwards with waste liquor storage tank C3) be connected, the top of waste gas desorber (32) is connected by the bottom of pipeline with phegma storage tank (39), and the top of phegma storage tank (39) is connected with waste gas absorption tower (31) bottom by pipeline, phase-splitter (40) top is provided with fixed gas delivery pipe.
4. a kind of emission-control equipment containing volatile organic matter according to claim 3, is characterized in that the described waste gas containing volatile organic matter is printing industry waste gas or dyeing waste gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512887.2U CN204952599U (en) | 2015-07-15 | 2015-07-15 | Exhaust treatment device who contains volatile organic compounds |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512887.2U CN204952599U (en) | 2015-07-15 | 2015-07-15 | Exhaust treatment device who contains volatile organic compounds |
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| Publication Number | Publication Date |
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| CN204952599U true CN204952599U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520512887.2U Active CN204952599U (en) | 2015-07-15 | 2015-07-15 | Exhaust treatment device who contains volatile organic compounds |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984634A (en) * | 2015-07-15 | 2015-10-21 | 天津大学 | Treating device for waste gas containing volatile organic matters |
| CN109867585A (en) * | 2017-12-01 | 2019-06-11 | 中国科学院大连化学物理研究所 | A kind of chloropropene prepares epichlorohydrin reaction process waste gas processing method |
-
2015
- 2015-07-15 CN CN201520512887.2U patent/CN204952599U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984634A (en) * | 2015-07-15 | 2015-10-21 | 天津大学 | Treating device for waste gas containing volatile organic matters |
| CN109867585A (en) * | 2017-12-01 | 2019-06-11 | 中国科学院大连化学物理研究所 | A kind of chloropropene prepares epichlorohydrin reaction process waste gas processing method |
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