CN211753724U - Micro device for eluting trace organic medium in tail gas - Google Patents

Micro device for eluting trace organic medium in tail gas Download PDF

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Publication number
CN211753724U
CN211753724U CN202020026537.6U CN202020026537U CN211753724U CN 211753724 U CN211753724 U CN 211753724U CN 202020026537 U CN202020026537 U CN 202020026537U CN 211753724 U CN211753724 U CN 211753724U
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elution container
gas
elution
organic media
tail gas
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CN202020026537.6U
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Chinese (zh)
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顾正桂
刘寒霜
曹晓艳
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Nanjing University
Nanjing Normal University
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Nanjing Normal University
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Abstract

The utility model discloses a micro device for eluting trace organic media in tail gas, which comprises an elution container, a gas guide mechanism for guiding gas into the elution container and an exhaust mechanism for exhausting gas out of the elution container; a separation mechanism for separating the cavity of the elution container is fixed on the side wall of the elution container; a gas flow channel for gas to pass through is reserved between the separation mechanism and the side wall of the elution container; the air guide mechanism comprises an air guide pipe and a spray head connected with an air outlet of the air guide pipe. The utility model has the advantages of being simple in structure and convenient in operation, elution effect is good, can handle the tail gas that contains trace organic matter in the experimentation.

Description

Micro device for eluting trace organic medium in tail gas
Technical Field
The utility model belongs to tail gas processing apparatus, concretely relates to a micro-device that is arranged in elution tail gas micro organic medium.
Background
In recent years, people are more and more conscious of environmental protection, and attention is paid to treatment of tail gas. Therefore, it is necessary to treat the exhaust gas to reach the standard of exhaust emission, and then the exhaust gas can be discharged to the outside, so as to reduce the environmental pollution. For treating some trace organic components present in the tail gas, the prior feasible technologies are mainly adsorption and oxidation. The adsorption method generally adopts activated carbon and the like as an adsorbent, the adsorption capacity of the activated carbon is limited, the production cost is high after saturation, and meanwhile, waste carbon saturated by some refractory organic matters is dangerous solid waste to bring secondary pollution. The oxidation technology mainly adopts advanced oxidation technologies, such as photocatalysis, electrocatalysis, ultrasonic cavitation and the like, and has the disadvantages of high cost, complex process and certain limitation.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to solve the problem, the utility model provides a can handle the tail gas device that contains trace organic matter in the experimentation, the device simple structure, convenient operation, elution are effectual.
The technical scheme is as follows: the utility model relates to a micro device for eluting trace organic media in tail gas, which comprises an elution container, a gas guide mechanism for guiding gas into the elution container and an exhaust mechanism for exhausting gas out of the elution container; a separation mechanism for separating the cavity of the elution container is fixed on the side wall of the elution container; a gas flow channel for gas to pass through is reserved between the separation mechanism and the side wall of the elution container; the air guide mechanism comprises an air guide pipe and a spray head connected with an air outlet of the air guide pipe.
The separation mechanism includes at least one divider plate extending horizontally from a sidewall of the elution container.
The separation mechanism comprises a plurality of separation plates, and airflow channels formed between adjacent separation plates and the side walls of the elution container are positioned on different sides.
The spray head is positioned at the middle lower part of the elution container, and the inlet of the spray head is connected with the air outlet of the air duct.
The outlet of the spray head comprises an arc-shaped fixed plate and a plurality of openings distributed on the fixed plate.
The plurality of openings are circumferentially distributed on the fixing plate.
The spray head is trumpet-shaped.
The middle upper part of the elution container is provided with an adding port for adding gas eluent and an overflow port for overflowing organic matters, and the height of the overflow port is lower than that of the adding port.
The elution container is provided with a liquid level meter for measuring the liquid level of the elution container.
Has the advantages that: (1) the utility model is provided with an elution container, the gas guide mechanism guides tail gas into the middle lower part of the elution container by using a spray head with a bubbling function, so that the tail gas can better enter the elution container along the gas guide tube in the tail gas absorption process; (2) the bottom of the air duct of the utility model is provided with the semi-circular arc-shaped spray head, which increases the contact area between the tail gas containing organic matters and the eluent, and simultaneously realizes the full contact between the organic matters in the tail gas and the elution solution in a bubbling mode, thereby realizing better elution effect of the organic matters in the tail gas; (3) the elution container of the utility model is provided with a multi-stage clapboard which can effectively buffer the retention time of the tail gas in the elution section; (4) the utility model discloses after tail gas gets into elution container through the air duct, smuggle organic phase composition in the tail gas can form the layering phenomenon with the eluant after the elution, and the organic phase is the upper strata, and the eluant is the lower floor, and the overflow mouth that the organic matter that upper organic phase process elution container one side top spilled over flows back to continue to participate in the reaction system, makes its whole reaction system reach material balance, has avoided the waste of organic matter raw materials simultaneously, reduces organic matter gas's emission.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a plan view of the bottom of the head in embodiment 1 of the present invention.
Detailed Description
Example 1: the utility model discloses a micro-device for eluting trace organic medium in tail gas, including elution container 1, be used for with gaseous leading-in elution container 1's air guide mechanism 2 and be used for the exhaust mechanism 3 with gaseous discharge elution container.
As shown in FIG. 1, the elution vessel 1 serves as a buffer elution zone, in this example a cylinder, having a diameter of 80mm and a height of 170 mm.
A partition mechanism 11 for partitioning a cavity of the elution container 1 is fixed on a side wall of the elution container 1, in this embodiment, the partition mechanism 11 is composed of a plurality of partition plates 111, one end of each partition plate 111 is fixed on the side wall of the elution container 1, the partition plates are horizontally arranged, the horizontal plane in this embodiment refers to a plane parallel to the top surface or the bottom surface of the cylindrical elution container 1, a gap is left between each partition plate 111 and the side wall of the elution container 1 to serve as a gas flow channel 12 for gas to pass through, and in order to increase the retention time of the gas in the elution container 1, the gas flow channels 12 formed between the partition plates 111 adjacent to each other up and down and the side wall of the elution container 1 in this embodiment are located on.
The air guide mechanism 2 comprises an air guide tube 21 and a spray head 22 connected with an air outlet of the air guide tube 21. The diameter of the air duct 21 is phi 8mm, the air inlet of the air duct 21 is connected with a three-way valve, the air duct 21 is communicated with the elution container 1 in the reaction process, the three-way valve connected with the air duct 21 is closed after the reaction is finished, and the situation that the inorganic eluent in the elution container 1 is sucked back is avoided.
The spray head 22 in this embodiment is located at the middle lower part of the elution container 1 as a bubbling mechanism, an inlet of the spray head 22 is connected with an air outlet of the air guide tube 21, as shown in fig. 2, an outlet of the spray head in this embodiment is provided with an arc-shaped fixing plate 221 and a plurality of openings 222 distributed on the fixing plate 221, the arc-shaped fixing plate 221 means that the fixing plate 221 is in an arc shape, a direction of the arc protrusion is a direction toward the bottom surface of the elution container 1, the plurality of openings 222 are distributed circumferentially, and two circles of openings 222 are distributed on the fixing plate 221 in this embodiment. The nozzle 22 has a diameter of 30mm and is spaced from the bottom of the elution vessel 1 by a distance of 10 mm. The diameter of the spray head 22 may be scaled up or down.
In this embodiment, an exhaust port is provided at the top of the elution container 1 as an exhaust mechanism 3, and the diameter of the exhaust port is Φ 8mm, which can be enlarged or reduced in the same scale.
In the embodiment, the elution container is provided with the adding port 13 for adding the gas eluent and the overflow port 14 for overflowing the organic matters, the height of the overflow port 14 is lower than that of the adding port, the diameters of the adding port 13 and the overflow port 14 are phi 8mm, the length of each section can be adjusted according to the requirements of different devices, and the sections can be enlarged or reduced in the same proportion. Meanwhile, in order to monitor the liquid level in the elution container 1, a liquid level meter for measuring the liquid level in the elution container is provided in the elution container 1 in the present embodiment.
The working method comprises the following steps: the elution container 1 is internally added with buffer eluent (inorganic solution) through an adding port 13, when the organic solution in the reaction system enters the elution container 1 through gas entrainment, the organic-containing tail gas discharged from the gas guide mechanism 2 enters the elution container and fully contacts with the inorganic eluent in a bubbling mode, the organic phase on the upper layer flows back to enter the reaction system to continuously participate in the reaction after being eluted by the eluent through the multistage partition plate 111, and the treated tail gas can be recycled after being collected. After elution, the organic phase 4 and the eluent 5 are layered, an exhaust mechanism 3 is arranged at the upper part of the elution container and enters a gas collection device, and the upper organic phase 4 flows back from an overflow port 14 to enter a reaction system to continuously participate in the reaction. When the liquid level of the organic phase 4 is lower than the overflow port 14, the overflow port 14 should be locked by a water stop clip until the organic solution and the inorganic eluent in the elution container 1 are obviously layered and the water stop clip is opened when the liquid level of the organic solution in the elution container 1 is higher than the overflow port 14.

Claims (9)

1. A micro device for eluting trace organic media in tail gas is characterized by comprising an elution container (1), a gas guide mechanism (2) for guiding gas into the elution container (1) and a gas exhaust mechanism (3) for exhausting the gas out of the elution container; a separation mechanism (11) for separating the cavity of the elution container (1) is fixed on the side wall of the elution container (1); a gas flow channel (12) for gas to pass through is reserved between the separation mechanism (11) and the side wall of the elution container; the air guide mechanism (2) comprises an air guide pipe (21) and a spray head (22) connected with an air outlet of the air guide pipe (21).
2. The microdevice for eluting trace organic media in off-gas according to claim 1, wherein the separating mechanism (11) comprises at least one partition plate (111) horizontally extending from a sidewall of the elution container.
3. The microdevice for eluting trace organic media in off-gas according to claim 1, wherein the separating mechanism (11) comprises a plurality of separating plates (111), and the gas flow channels (12) formed between the adjacent separating plates (111) and the side walls of the elution container (1) are located at different sides.
4. The micro device for eluting trace organic media in tail gas according to claim 1, wherein the spray head is located at the middle lower part of the elution container, and the inlet of the spray head (22) is connected with the air outlet of the air duct (21).
5. The microdevice for eluting trace organic media in exhaust gas according to claim 4, wherein the outlet of the nozzle (22) includes an arc-shaped fixing plate (221) and a plurality of openings (222) distributed on the fixing plate (221).
6. The microdevice for eluting trace amounts of organic media in exhaust gas according to claim 5, wherein a plurality of the openings (222) are circumferentially distributed on the fixing plate (221).
7. The micro device for eluting trace organic media in tail gas as claimed in claim 1, wherein the spray head (22) is horn-shaped.
8. The micro device for eluting trace organic media in tail gas according to claim 1, wherein the middle upper part of the elution container (1) is provided with an addition port (13) for adding gas eluent and an overflow port (14) for overflowing organic matters, and the height of the overflow port (14) is lower than that of the addition port.
9. The micro device for eluting trace amounts of organic media in off-gas according to claim 1, wherein the elution container (1) is provided with a level meter for determining the liquid level of the elution container.
CN202020026537.6U 2020-01-07 2020-01-07 Micro device for eluting trace organic medium in tail gas Active CN211753724U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020026537.6U CN211753724U (en) 2020-01-07 2020-01-07 Micro device for eluting trace organic medium in tail gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020026537.6U CN211753724U (en) 2020-01-07 2020-01-07 Micro device for eluting trace organic medium in tail gas

Publications (1)

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CN211753724U true CN211753724U (en) 2020-10-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113041798A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 System for gas absorption treatment and method for gas absorption treatment
CN113041795A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 Gas absorption treatment device
CN113041797A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 Efficient multipurpose gas absorption equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113041798A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 System for gas absorption treatment and method for gas absorption treatment
CN113041795A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 Gas absorption treatment device
CN113041797A (en) * 2021-03-11 2021-06-29 芜湖造船厂有限公司 Efficient multipurpose gas absorption equipment

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