CN202638229U - Tail gas retrieving arrangement - Google Patents
Tail gas retrieving arrangement Download PDFInfo
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- CN202638229U CN202638229U CN 201120376905 CN201120376905U CN202638229U CN 202638229 U CN202638229 U CN 202638229U CN 201120376905 CN201120376905 CN 201120376905 CN 201120376905 U CN201120376905 U CN 201120376905U CN 202638229 U CN202638229 U CN 202638229U
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Abstract
The utility model discloses a tail gas retrieving arrangement which comprises: a steam-water separator, wherein an inlet and an outlet are separately arranged on the top of the steam-water separator; a blower fan, wherein the air outlet of the blower fan is in connection with the inlet of the steam-water separator through a pipeline; a condenser, the inlet of the condenser is in connection with the outlet of the separator through the pipeline; a first adsorption tower which has a first gas inlet, a first superheated steam inlet, a first gas outlet and a first condensed gas outlet, wherein the first gas inlet is in connection with the air outlet of the blower fan through the pipeline, and the first condensed gas outlet is both in connection with a cooling water tube and with the inlet of the condenser through the pipeline; a drying blower fan, which has an air outlet and the air outlet is in connection with the first gas inlet of the first adsorption tower through the pipeline; and a superheated steam generator which has a superheated steam outlet, wherein the superheated steam outlet is in connection with the first superheated steam inlet of the first adsorption tower through the pipeline.
Description
Technical field
The utility model relates to a kind of retracting device, particularly a kind of device for recovering tail gas for the color printing industry.
Background technology
The solvent type inks that in China's color printing process, use in a large number at present, the volatile component that contains 50%-60%, raise the required diluent of ink viscosity if add, when printing was dry, the total content of the volatile component that printing ink comes out was 70%-80% so.The domestic gas VOC that these evaporate (volitile organic compounds) VOC all is that this is a kind of huge pollution to environment not only to atmosphere by uncontrollable discharge basically at present, and has caused wasting of diluent.
Color printing technique major pollutants are organic solvent, and solvent mainly is to contain aromatic mineral oil solvent, the alcohols solvents such as isopropyl alcohol (IPA).Benzene is confirmed as high malicious carcinogen by IARC, and major effect hemopoietic system, nervous system also have spread effect to skin, so should strictly control its content.Toluene and dimethylbenzene mainly are to affect central nervous system, respiratory tract and skin are produced spread effect on the harm of human body, and the two chemical property is similar, and normal mutually the replacement uses in coating, and the harm of human body is summation action.At present, the color printing industry of China also is in developing stage, and a lot of processing enterprises also are in individual workship's pattern, the gas that these organic solvents volatilize, enter by breathing in workman's the body, liver and the nervous system of human body caused damage, environment is caused very large harm.
At present VOC gas has respectively for the method for processing: Production by Catalytic Combustion Process: the method utilize certain catalyst to decompose or make the organic exhaust gas burning after become innocuous gas.Shortcoming is to reclaim organic substance, only has input, and does not produce any economic benefit.Absorption process: the method is to absorb organic exhaust gas with specific certain chemical liquid, and then separates.The rate of recovery of this method is too low, and limitation is also larger, because up-front investment and operating cost are all very high, causes economic benefit not obvious.Absorption method: the method has applied range take the active carbon physical absorption as main, and operating cost is low, recoverable, the features such as remarkable in economical benefits.
And disclosed device for recovering tail gas for the color printing industry can't reclaim effectively to tail gas in the prior art, thereby affects the shopwork environment.
The utility model content
For this reason, technical problem to be solved in the utility model is to propose a kind of the assembling and simply is not easy to cause loading error, has the better assembling pipe joint of being connected and fixed property.
A kind of device for recovering tail gas of the present utility model comprises:
Steam-water separator, its top has respectively separator import and separator outlet;
Blower fan, its air outlet are threaded a pipe with the described separator import of described steam-water separator and are connected;
Condenser has condenser inlet and condensator outlet, and described condenser inlet is connected with described separator outlet by pipeline;
The first adsorption tower has the first gas feed, the first superheated steam import, the first gas vent and the outlet of the first condensed gas; Described the first gas feed is connected by pipeline with the described air outlet of described blower fan; Described condensed gas outlet both was connected with cooling water pipe, was connected with described condenser inlet by pipeline again;
Drying air fan has fan outlet, and described fan outlet is connected with described first gas feed of described adsorption tower by pipeline;
Superheated steam generator has the superheated steam outlet, and described superheated steam outlet is connected with the first superheated steam import of described adsorption tower by pipeline.
Above-mentioned device for recovering tail gas also comprises the second adsorption tower that is connected in parallel with described the first adsorption tower; Described the second adsorption tower has the second gas feed, the second superheated steam import, the second gas vent and the outlet of the second condensed gas; Described the second gas feed is connected by pipeline with the described air outlet of described blower fan; Described the second condensed gas outlet both was connected with described cooling water pipe, was connected with described condenser inlet by pipeline again; Described the second gas feed links together by pipeline with described fan outlet again; Described the second superheated steam import is connected with described superheated steam outlet by pipeline.
Above-mentioned device for recovering tail gas, described the first adsorption tower and/or described the second adsorption tower bottom are provided with leakage fluid dram.
Above-mentioned device for recovering tail gas, described the first adsorption tower and/or described the second adsorption tower are provided with temperature-measuring port and relief valve port.
Above-mentioned device for recovering tail gas is equipped with valve on the described pipeline.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1. this device is to adopt absorption method, for the dry VOC gas that produces in the color printing process, and the device that the organic gas of uncontrollable discharge reclaims, processes in the workshop, after this device uses, not only can effectively improve the working environment in workshop, reduce the VOC gas purging, can turn waste into wealth simultaneously, again recycle diluent.
2. be provided with in the described adsorption tower be used to making the gas tangent line enter described adsorption tower guiding device, can make and allow the carbon-coating that is distributed in of VOC gas uniform, improve the adsorption effect of active carbon, set up gas distributor in the adsorption tanks in addition, also can improve the distribution situation for the treatment of absorption of gases, effectively improve the adsorption capacity of active carbon.
Description of drawings
For content of the present utility model is more likely to be clearly understood, the below is described in further detail the utility model, wherein according to specific embodiment of the utility model also by reference to the accompanying drawings
Fig. 1 is the device for recovering tail gas schematic diagram;
Fig. 2 is the schematic diagram of adsorption tower;
The 1-steam-water separator, 2-blower fan, 3-condenser, 4-the first adsorption tower, 5-the second adsorption tower, 6-superheated steam generator, the 7-drying air fan, 8-valve, a-relief valve port, b-the first gas vent, the outlet of c-the first condensed gas, d-the first gas feed, e-the first superheated steam import, the f-leakage fluid dram, g1 and g2-temperature-measuring port.
The specific embodiment
Embodiment 1
Device for recovering tail gas as shown in Figure 1 comprises:
Steam-water separator 1, its top has respectively separator import and separator outlet;
Blower fan 2, its air outlet are threaded a pipe with the described separator import of described steam-water separator 1 and are connected;
Condenser 3 has condenser inlet and condensator outlet (not marking) herein, and described condenser inlet is connected with described separator outlet by pipeline;
The first adsorption tower 4 has the first gas feed d, the first superheated steam import, the first gas vent b and the first condensed gas outlet c; Described the first gas feed d is connected by pipeline with the described air outlet of described blower fan; Described the first condensed gas outlet both was connected with cooling water pipe, was connected with described condenser inlet by pipeline again; Drying air fan 7 has fan outlet, and described fan outlet is connected with the described first gas feed d of described adsorption tower by pipeline;
Superheated steam generator 6 has the superheated steam outlet, and described superheated steam outlet is connected with the first superheated steam import e of described the first adsorption tower 4 by pipeline.
Also comprise the second adsorption tower 5 that is connected in parallel with described the first adsorption tower 4; Described the second adsorption tower 5 has the second gas feed, the second superheated steam import, the second gas vent and the outlet of the second condensed gas; Described the second gas feed is connected by pipeline with the described air outlet of described blower fan; Wherein, the design of the second adsorption tower is the same with described the first adsorption tower.Described the second condensed gas outlet both was connected with described cooling water pipe, was connected with described condenser inlet by pipeline again; Described the second gas feed links together by pipeline with described fan outlet again; Described the second superheated steam import is connected with described superheated steam outlet by pipeline.
Described the first adsorption tower 4 and described the second adsorption tower 5 bottoms are equipped with leakage fluid dram f.Described the first adsorption tower and described the second adsorption tower are provided with temperature-measuring port g1, g2 and relief valve port a, and described pipeline is provided with valve.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (6)
1. a device for recovering tail gas is characterized in that: comprise
Steam-water separator, its top has respectively separator import and separator outlet;
Blower fan, its air outlet are threaded a pipe with the described separator import of described steam-water separator and are connected;
Condenser has condenser inlet and condensator outlet, described condenser inlet by pipeline with
Described separator outlet connects;
The first adsorption tower has the first gas feed, the first superheated steam import, the first gas vent and the outlet of the first condensed gas; Described the first gas feed is connected by pipeline with the described air outlet of described blower fan; Described condensed gas outlet both was connected with cooling water pipe, was connected with described condenser inlet by pipeline again;
Drying air fan has fan outlet, and described fan outlet is connected with described first gas feed of described adsorption tower by pipeline;
Superheated steam generator has the superheated steam outlet, and described superheated steam outlet is connected with the first superheated steam import of described the first adsorption tower by pipeline.
2. device for recovering tail gas according to claim 1 is characterized in that:
Also comprise the second adsorption tower that is connected in parallel with described the first adsorption tower; Described the second adsorption tower has the second gas feed, the second superheated steam import, the second gas vent and the outlet of the second condensed gas; Described the second gas feed is connected by pipeline with the described air outlet of described blower fan; Described the second condensed gas outlet both was connected with described cooling water pipe, was connected with described condenser inlet by pipeline again; Described the second gas feed links together by pipeline with described fan outlet again; Described the second superheated steam import is connected with described superheated steam outlet by pipeline.
3. device for recovering tail gas according to claim 2 is characterized in that:
Described the first adsorption tower and/or described the second adsorption tower bottom are provided with leakage fluid dram.
4. device for recovering tail gas according to claim 3 is characterized in that:
Described the first adsorption tower and/or described the second adsorption tower are provided with temperature-measuring port and relief valve port.
5. device for recovering tail gas according to claim 4 is characterized in that: be equipped with valve on the described pipeline.
6. arbitrary described device for recovering tail gas according to claim 1-5 is characterized in that:
Be provided with guiding device in the described adsorption tower, be used for making the gas tangent line enter described adsorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120376905 CN202638229U (en) | 2011-09-19 | 2011-09-19 | Tail gas retrieving arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120376905 CN202638229U (en) | 2011-09-19 | 2011-09-19 | Tail gas retrieving arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202638229U true CN202638229U (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120376905 Expired - Fee Related CN202638229U (en) | 2011-09-19 | 2011-09-19 | Tail gas retrieving arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202638229U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124440A (en) * | 2019-04-28 | 2019-08-16 | 山东盛阳集团有限公司 | A kind of cokingization production system VOCs comprehensive management of technology |
| CN111905515A (en) * | 2019-05-08 | 2020-11-10 | 宁夏尼西活性炭有限公司 | Tail gas purification device for activated carbon small-scale activation furnace |
-
2011
- 2011-09-19 CN CN 201120376905 patent/CN202638229U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124440A (en) * | 2019-04-28 | 2019-08-16 | 山东盛阳集团有限公司 | A kind of cokingization production system VOCs comprehensive management of technology |
| CN111905515A (en) * | 2019-05-08 | 2020-11-10 | 宁夏尼西活性炭有限公司 | Tail gas purification device for activated carbon small-scale activation furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160607 Address after: 334700 Chengxi Industrial Zone, Yushan County, Jiangxi Patentee after: Yushan Sanqing Activated Carbon Factory Address before: Room 1, building 6, building 4299, 4 Jin Du Road, Shanghai, Minhang District Patentee before: Shanghai Kangjie Air Purification Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20180919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |