CN211159240U - Waste gas recovery and purification device containing triethylamine gas - Google Patents
Waste gas recovery and purification device containing triethylamine gas Download PDFInfo
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- CN211159240U CN211159240U CN201921280302.3U CN201921280302U CN211159240U CN 211159240 U CN211159240 U CN 211159240U CN 201921280302 U CN201921280302 U CN 201921280302U CN 211159240 U CN211159240 U CN 211159240U
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- waste gas
- triethylamine
- gas
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- purification tower
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Abstract
The utility model discloses a gaseous waste gas recovery purifier of triethylamine that contains, include: the system comprises a waste gas collector, a solid filter, an absorption pool and a purification tower; the waste gas collector conveys the collected waste gas to an absorption pool through a pipeline, and the solid filter is arranged on the pipeline between the waste gas collector and the absorption pool; and the waste gas absorbed by the absorption tank enters the purification tower from the bottom of the purification tower, becomes clean gas after being sprayed, dewatered and physically absorbed, and is discharged into the air from a gas outlet at the top of the purification tower. The utility model relates to a waste gas recovery purifier who contains triethylamine gas through the absorption cell with the design of the purifying column on layer is sprayed in the area, has realized the effective cooperation of two kinds of absorption modes to realized getting rid of the gaseous effective absorption of triethylamine in the waste gas, effectively practiced thrift the absorption cost, be suitable for the use in investment of middle-size and small-size enterprise, market prospect is wide.
Description
Technical Field
The utility model relates to a waste gas recovery technical field especially relates to a waste gas recovery purifier who contains triethylamine gas.
Background
The triethylamine gas is mostly contained in the waste gas discharged from industries such as petroleum refining, rubber, production and processing of sulfur dyes and intermediates, manufacturing of chemical fiber products and the like. Triethylamine is known to be a toxic and harmful gas, and if the triethylamine is not effectively treated and discharged to the environment, the triethylamine can cause the following hazards when inhaled into human bodies: the symptoms of damage to central nerves and respiratory system and irritation to mucous membrane, mild poisoning are marked by photophobia, lacrimation, eye sting, nasal discharge, foreign body sensation and burning nasopharynx, and are accompanied by symptoms of dizziness, headache, hypodynamia and the like; after moderate poisoning, symptoms such as dizziness, headache, hypodynamia, nausea, vomiting, unstable walking, cough, dyspnea, throat itching, chest oppression feeling, disturbance of consciousness and the like can be immediately generated, and eye irritation symptoms are strong and have the feeling of lacrimation, photophobia and eye stabbing pain; severe poisoning may cause bradykinesia, confusion, coma, pulmonary edema, and cerebral edema, and death due to respiratory paralysis. Therefore, the effective treatment of triethylamine waste gas is related to the safety interests of the general public.
The existing treatment method of industrial waste gas containing triethylamine mainly adopts alkaline solution for multi-stage spraying absorption, can effectively reduce the triethylamine content in the waste gas, but has higher equipment cost and energy cost, large investment of a plurality of spraying devices and large occupied area, and is not beneficial to the investment and development of small and medium-sized enterprises.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a waste gas recovery purifier who contains triethylamine gas, can solve the problem that exists in the aspect of the present triethylamine exhaust-gas treatment that contains.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a triethylamine gas-containing waste gas recovery and purification device, comprising: the system comprises a waste gas collector, a solid filter, an absorption pool and a purification tower; the waste gas collector conveys the collected waste gas to an absorption pool through a pipeline, and the solid filter is arranged on the pipeline between the waste gas collector and the absorption pool; and the waste gas absorbed by the absorption tank enters the purification tower from the bottom of the purification tower, becomes clean gas after being sprayed, dewatered and physically absorbed, and is discharged into the air from a gas outlet at the top of the purification tower.
In a preferred embodiment of the present invention, the solid filter is a closed housing, and a plurality of layers of filter screens are detachably mounted in the housing along the direction of the flow of the exhaust gas.
In a preferred embodiment of the present invention, the mesh density of the filter screen is decreased in order along the flow direction of the exhaust gas.
In a preferred embodiment of the present invention, the absorption tank contains an alkaline solution, the top of the absorption tank has a fluid infusion port, the bottom of one side wall of the absorption tank has a fluid outlet, and a level gauge is installed on the inner wall surface of the absorption tank above the liquid level.
In a preferred embodiment of the present invention, a stirrer is further provided in the absorption tank, the stirrer is horizontally disposed in the absorption tank below the liquid level, and one end of the stirrer extends out of the absorption tank and is connected to the motor.
In a preferred embodiment of the present invention, a spraying layer, a dewatering layer and an adsorption layer are distributed in the purification tower from bottom to top.
In a preferred embodiment of the present invention, the spraying layer is a plurality of spraying pipes arranged side by side, and each spraying pipe is provided with a plurality of atomizing nozzles at equal intervals.
In a preferred embodiment of the present invention, the dehydration layer is an anhydrous calcium chloride layer.
In a preferred embodiment of the present invention, the adsorption layer is an activated carbon adsorption layer.
In a preferred embodiment of the present invention, the gas outlet at the top of the purification tower is provided with an electromagnetic switch valve, the purification tower is located on one side of the gas outlet, and a triethylamine concentration alarm is installed on the one side of the gas outlet, and the triethylamine concentration alarm passes through a relay and is electrically connected to the electromagnetic switch.
The utility model has the advantages that: the utility model relates to a waste gas recovery purifier who contains triethylamine gas through the absorption cell with the design of the purifying column on layer is sprayed in the area, has realized the effective cooperation of two kinds of absorption modes to realized getting rid of the gaseous effective absorption of triethylamine in the waste gas, effectively practiced thrift the absorption cost, be suitable for the use in investment of middle-size and small-size enterprise, market prospect is wide.
Drawings
Fig. 1 is a schematic perspective view of a preferred embodiment of a device for recovering and purifying waste gas containing triethylamine gas according to the present invention;
the parts in the drawings are numbered as follows: 1. the device comprises a waste gas collector, 2 parts of a solid filter, 3 parts of an absorption tank, 4 parts of a purification tower, 5 parts of a pipeline, 6 parts of a motor, 31 parts of a liquid supplementing port, 32 parts of a liquid outlet, 33 parts of a liquid level meter, 34 parts of a stirrer, 41 parts of a spraying layer, 42 parts of a dewatering layer, 43 parts of an adsorption layer, 44 parts of a gas outlet, 45 parts of an electromagnetic switch valve and 46 parts of a triethylamine concentration alarm.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, an embodiment of the present invention includes:
example 1
The utility model discloses a waste gas recovery purifier who contains triethylamine gas, include: the system comprises a waste gas collector 1, a solid filter 2, an absorption tank 3 and a purification tower 4; the waste gas collector 1 conveys the collected waste gas to an absorption pool 3 through a pipeline 5, and the solid filter 2 is arranged on the pipeline 5 between the waste gas collector 1 and the absorption pool 3; the waste gas absorbed by the absorption cell 3 enters the purification tower 4 from the bottom thereof, becomes clean gas after being sprayed, dewatered and physically absorbed, and is discharged into the air from the gas outlet at the top of the purification tower 4.
The solid filter 2 is a closed shell, and a plurality of layers of filter screens are detachably mounted in the shell along the flowing direction of waste gas; the mesh density of the filter screen is reduced along the flowing direction of the waste gas in sequence. The solid filter is arranged on the pipeline and used for filtering solid impurities such as dust, particles, fiber scraps and the like in the waste gas, so that the waste gas is primarily purified.
An alkaline solution, such as a sodium hydroxide solution, is contained in the absorption tank 3 and is used for carrying out a chemical reaction with triethylamine gas in the waste gas, the top of the absorption tank 3 is provided with a liquid supplementing port 31, the bottom of one side wall of the absorption tank is provided with a liquid outlet 32, and a liquid level meter 33 is arranged on the inner wall surface of the absorption tank above the liquid level; the absorption tank is internally provided with a stirrer 34, the stirrer 34 is horizontally arranged in the absorption tank 3 and is positioned below the liquid level, and one end of the stirrer extends out of the absorption tank 3 and is connected with a motor 6. The stirrer 34 is hermetically connected to the wall surface of the absorption tank 3. The design of the stirrer can increase the absorption effect of the absorption tank on the triethylamine gas. Through the design of the absorption cell, firstly, triethylamine gas in the waste gas is absorbed for one time so as to absorb most triethylamine gas in the waste gas.
A spraying layer 41, a dehydration layer 42 and an adsorption layer 43 are distributed in the purification tower 4 from bottom to top layer by layer; the top of the purification column 4 is provided with a gas outlet 44. The spraying layer 41 is a plurality of spraying pipes arranged side by side, and a plurality of atomizing nozzles are arranged on each spraying pipe at equal intervals. The spray layer is designed to further absorb residual triethylamine gas in the exhaust gas.
The dehydration layer 42 is an anhydrous calcium chloride layer for absorbing moisture in the exhaust gas.
The adsorption layer 43 is an activated carbon adsorption layer, and plays a role in physically adsorbing other impurity gases in the waste gas.
Install electromagnetic switch valve 45 on the gas outlet 44 at the top of purification tower 4, be located in the purification tower triethylamine concentration alarm 46 is installed to one side of gas outlet 44, triethylamine concentration alarm 46 pass through the relay with electromagnetic switch valve 45 electric connection. When the waste gas purified step by the purification tower is discharged from the tower top, the triethylamine concentration alarm can detect the concentration of residual triethylamine in the waste gas, if the concentration of the residual triethylamine does not exceed a set value, the relay is disconnected, the electromagnetic switch valve is in an open state, and the gas is discharged into the air from the gas outlet; if the concentration of the residual triethylamine exceeds a set value, the relay is switched on, the electromagnetic switch valve is closed, the purified waste gas cannot be discharged into the air, and the workers stop the waste gas treatment operation and collect the residual waste gas in the purification tower.
The utility model relates to a waste gas recovery purifier who contains triethylamine gas absorbs most triethylamine gas in the waste gas through the absorption cell earlier, then recycles the purge tower and sprays the absorption to remaining triethylamine gas, has realized on the one hand that the active absorption to the triethylamine gas in the waste gas is got rid of, and the absorption rate to triethylamine gas has been improved to the at utmost to the cooperation design of two kinds of absorption methods of on the other hand, effectively practices thrift the absorption cost.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A triethylamine gas-containing waste gas recovery and purification device is characterized by comprising: the system comprises a waste gas collector, a solid filter, an absorption pool and a purification tower; the waste gas collector conveys the collected waste gas to an absorption pool through a pipeline, and the solid filter is arranged on the pipeline between the waste gas collector and the absorption pool; and the waste gas absorbed by the absorption tank enters the purification tower from the bottom of the purification tower, becomes clean gas after being sprayed, dewatered and physically absorbed, and is discharged into the air from a gas outlet at the top of the purification tower.
2. The apparatus for recycling and purifying the triethylamine-containing gas according to claim 1, wherein the solid filter is a closed housing, and a plurality of layers of filter screens are detachably mounted in the housing along the flowing direction of the exhaust gas.
3. The apparatus for recovering and purifying the triethylamine-containing gas according to claim 2, wherein the mesh density of the filter net decreases in the order of the flow direction of the exhaust gas.
4. The apparatus for recovering and purifying the triethylamine-containing gas as claimed in claim 1, wherein the absorption tank contains an alkaline solution, the top of the absorption tank has a liquid replenishing port, the bottom of one side wall of the absorption tank has a liquid outlet, and a liquid level meter is installed on the inner wall surface of the absorption tank above the liquid level.
5. A triethylamine gas containing waste gas recovery and purification device as claimed in claim 4, wherein said absorption tank is further provided with a stirrer, said stirrer is horizontally arranged in said absorption tank and located below the liquid level, and one end of said stirrer extends out of said absorption tank and is connected with a motor.
6. The apparatus for recovering and purifying the triethylamine-containing gas according to claim 1, wherein a spray layer, a dehydration layer and an adsorption layer are distributed in the purification tower from bottom to top.
7. The apparatus as claimed in claim 6, wherein the spraying layer is a plurality of spraying pipes arranged side by side, and a plurality of atomizing nozzles are mounted on each spraying pipe at equal intervals.
8. The apparatus for recovering and purifying the triethylamine-containing gas according to claim 6, wherein the dehydration layer is an anhydrous calcium chloride layer.
9. The device for recovering and purifying the triethylamine-containing gas according to claim 6, wherein the adsorption layer is an activated carbon adsorption layer.
10. The triethylamine-gas-containing waste gas recovery and purification device according to claim 1, wherein a gas outlet at the top of the purification tower is provided with an electromagnetic switch valve, one side of the purification tower, which is located at the gas outlet, is provided with a triethylamine concentration alarm, and the triethylamine concentration alarm is electrically connected with the electromagnetic switch through a relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921280302.3U CN211159240U (en) | 2019-08-08 | 2019-08-08 | Waste gas recovery and purification device containing triethylamine gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921280302.3U CN211159240U (en) | 2019-08-08 | 2019-08-08 | Waste gas recovery and purification device containing triethylamine gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211159240U true CN211159240U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921280302.3U Expired - Fee Related CN211159240U (en) | 2019-08-08 | 2019-08-08 | Waste gas recovery and purification device containing triethylamine gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211159240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705014A (en) * | 2020-12-28 | 2021-04-27 | 湖南惠生农业科技开发股份有限公司 | Preserved meat smoking exhaust treatment device based on circulating filtration |
| CN115025613A (en) * | 2022-06-27 | 2022-09-09 | 华夏中然生态科技集团有限公司 | High-efficiency waste gas treatment system for hospital sewage station |
-
2019
- 2019-08-08 CN CN201921280302.3U patent/CN211159240U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705014A (en) * | 2020-12-28 | 2021-04-27 | 湖南惠生农业科技开发股份有限公司 | Preserved meat smoking exhaust treatment device based on circulating filtration |
| CN115025613A (en) * | 2022-06-27 | 2022-09-09 | 华夏中然生态科技集团有限公司 | High-efficiency waste gas treatment system for hospital sewage station |
| CN115025613B (en) * | 2022-06-27 | 2023-10-24 | 华夏中然生态科技集团有限公司 | High-efficient processing system of waste gas in hospital's sewage station |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20210808 |