CN212091539U - Organic waste gas condensation and separation device - Google Patents
Organic waste gas condensation and separation device Download PDFInfo
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- CN212091539U CN212091539U CN201922203465.8U CN201922203465U CN212091539U CN 212091539 U CN212091539 U CN 212091539U CN 201922203465 U CN201922203465 U CN 201922203465U CN 212091539 U CN212091539 U CN 212091539U
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Abstract
The utility model provides an organic waste gas condensation separation device, is provided with heat exchange tube and porous packing layer including the condensation knockout drum in the condensation knockout drum, the below of heat exchange tube is provided with the gas distribution pipe, and the gas vent has been seted up on the top of condensation knockout drum, and the solvent recovery mouth has been seted up to the bottom, and the overflow mouth has been seted up to the lateral wall, and porous packing layer is located between gas distribution pipe and the overflow mouth, and the heat exchange tube is located the center of porous packing layer. Organic waste gas enters the condensation separation tank through the gas distribution pipe, the organic waste gas is cut into a plurality of micro bubbles under the action of the porous packing layer and fully contacted with the water phase, the heat of the water phase is exchanged out of the condensation separation tank through the heat exchange pipe to ensure that the water phase is in a constant low-temperature state, the organic waste gas is layered in the condensation separation tank after being condensed, non-condensable gas is discharged out of the condensation separation tank through the gas outlet to ensure that the condensation separation tank is in a constant-pressure state; through changing the structural style of the condensation separation device, the condensation separation effect is improved, and the condensation operation cost is reduced.
Description
Technical Field
The utility model relates to a waste gas treatment field, concretely relates to organic waste gas condensation and separation device.
Background
In the process of treating organic waste gas by a condensation method, particularly when the adsorbent is saturated by adsorption and needs to be regenerated, the conventional method is to directly introduce high-concentration organic waste gas carried by an inert heating medium into a heat exchanger for condensation, because the concentration and the temperature of the waste gas have certain correlation, the condensation effect of the waste gas in a common heat exchanger directly depends on the condensation temperature, the refrigeration cost is higher if a deep cooling technology is used, the concentration of the organic waste gas in non-condensable gas is still higher if the common condensation technology is used, the post-treatment load is increased, the operation cost is improved to different degrees by the two technologies, and the prior art has an improvement.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides an organic waste gas condensation separator utilizes the principle that the equilibrium concentration of organic solvent in aqueous phase is lower than equilibrium concentration in the gaseous phase under the constant temperature level pressure, makes high concentration organic waste gas and aqueous phase fully contact and condensation, has greatly reduced the concentration of organic waste gas in the noncondensable gas, alleviates the demand to condensing temperature simultaneously, through the structural style that changes condensation separator, improves condensation separation effect, reduces condensation working costs.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides an organic waste gas condensation separator, including the condensation knockout drum, be provided with heat exchange tube and porous packing layer in the condensation knockout drum, the below of heat exchange tube is provided with the gas distribution pipe, the gas vent has been seted up on the top of condensation knockout drum, and the solvent recovery mouth has been seted up to the bottom, and the overflow mouth has been seted up to the lateral wall, porous packing layer is located the gas distribution pipe with between the overflow mouth, the heat exchange tube is located the center of porous packing layer.
By adopting the technical scheme, organic waste gas enters the condensation separation tank through the gas distribution pipe, the organic waste gas is cut into a plurality of micro bubbles under the action of the porous packing layer, so that the organic waste gas is fully contacted with the water phase in the condensation separation tank, the water phase heat in the condensation separation tank is exchanged out of the condensation separation tank through the heat exchange pipe, the water phase in the condensation separation tank is in a constant low-temperature state, the organic solvent is incompatible with the water phase and has different densities after the organic waste gas is condensed, layering occurs in the condensation separation tank, non-condensable gas is discharged out of the condensation separation tank through the gas outlet, and the constant-pressure state in the condensation separation tank is ensured; the water phase and the oil phase are respectively discharged from the condensation separation tank through the overflow port and the recovery port, so that the concentration of organic waste gas in the non-condensable gas is greatly reduced, the demand on the condensation temperature is reduced, the condensation separation effect is improved through changing the structural form of the condensation separation device, and the condensation operation cost is reduced.
The utility model discloses further set up to: the heat exchange tube is a spiral heat exchange tube.
Through adopting above-mentioned technical scheme, improve condensation knockout drum in heat exchange's efficiency.
The utility model discloses further set up to: and a refrigerant inlet and a refrigerant outlet which are communicated with the heat exchange tube are arranged on the condensation separation tank.
By adopting the technical scheme, the temperature in the cold energy separator is kept constant by introducing flowing refrigerant into the heat exchange pipe.
The utility model discloses further set up to: the porous filler layer is composed of a plurality of stainless steel ring fillers.
By adopting the technical scheme, the stainless steel ring packing has good radial diffusion and ensures sufficient gas-liquid contact.
The utility model discloses further set up to: and a hand hole is also formed in the side wall of the condensation separation tank.
Through adopting above-mentioned technical scheme, be convenient for the clearance and the maintenance in the condensation knockout drum.
The utility model discloses further set up to: a stainless steel filter screen is arranged between the porous filler and the gas distribution pipe.
By adopting the technical scheme, the stainless steel filter screen can enable the organic waste gas discharged by the gas distribution pipe to extend along the radial direction and divide the organic waste gas into bubbles in advance, and can filter the condensed organic solvent to reduce impurities in the organic solvent.
The utility model discloses further set up to: the stainless steel filter screen is 30 meshes.
Through adopting above-mentioned technical scheme, impurity in can effectual filtration organic solvent, the cutting effect to organic waste gas is the best, can make organic waste gas along footpath diffusion.
The utility model discloses further set up to: the air distribution pipe is densely provided with vent holes along the length direction of the air distribution pipe.
Through adopting above-mentioned technical scheme, make organic waste gas discharge along the radial direction of condensation knockout drum.
To sum up, the utility model discloses following technological effect has:
1. by utilizing the principle that the equilibrium concentration of the organic solvent in the water phase is lower than that in the gas phase at constant temperature and constant pressure, the contact between high-concentration organic waste gas and the gas phase in the common condensation process is changed into the contact with the water phase (compared with a transmission process, the condensed contact phase is changed), the concentration of the organic waste gas in the non-condensable gas is greatly reduced, and the requirement on the condensation temperature is reduced;
2. the porous stainless steel wire mesh, the stepped ring and other fillers are added, so that when organic waste gas is condensed, the contact area of a gas phase and a water phase is increased, the concentration of the organic waste gas in non-condensable gas is reduced, the condensing efficiency is improved, and the post-treatment load is reduced;
3. the waste gas condensation and the oil-water separation are integrated, and the initial investment and the operating cost are reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
Fig. 1 is a schematic diagram of the internal structure of an organic waste gas condensation separation device.
In the figure: 1. a condensation separation tank; 2. a heat exchange pipe; 21. a refrigerant inlet; 22. a refrigerant outlet; 3. a porous filler layer; 4. an air distribution pipe; 41. an exhaust hole; 5. an exhaust port; 6. a solvent recovery port; 7. an overflow port; 8. hand hole; 9. an air pressure measuring device; 10. a viewing port; 11. stainless steel filter screen.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, an organic waste gas condensation separation device comprises a condensation separation tank, wherein a heat exchange tube and a porous packing layer are arranged in the condensation separation tank, a gas distribution tube is arranged below the heat exchange tube, a gas exhaust port is formed in the top end of the condensation separation tank, a solvent recovery port is formed in the bottom end of the condensation separation tank, an overflow port is formed in the side wall of the condensation separation tank, the porous packing layer is located between the gas distribution tube and the overflow port, and the heat exchange tube is located at the center of the. In order to ensure that the organic waste gas is uniformly distributed along the radial direction of the cold energy separation tank, the air distribution pipe is densely distributed with vent holes along the length direction of the air distribution pipe. In order to further improve the division of organic waste gas, a stainless steel filter screen is arranged between the porous filler and the gas distribution pipe, and the stainless steel filter screen is 30 meshes in the scheme, so that impurities in the organic solvent are effectively filtered, and the purity of the recovered organic solvent is improved.
In this scheme, the heat exchange tube is spiral heat exchange tube, be provided with on the condensation knockout drum with refrigerant business turn over, export of heat exchange tube intercommunication.
In the scheme, the porous packing layer is composed of a plurality of stainless steel ring packing materials.
In order to facilitate the maintenance and cleaning of the condensation separation tank, a hand hole is also arranged on the side wall of the condensation separation tank.
In order to facilitate the observation of the state of the organic solvent in the condensation separation tank, an observation port is arranged on the condensation separation tank.
In order to facilitate the control of the pressure in the condensation separation tank, an air pressure measuring device is also arranged at the upper part of the cold energy separation tank.
It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (8)
1. The utility model provides an organic waste gas condensation separator, including the condensation knockout drum, its characterized in that, be provided with heat exchange tube and porous packing layer in the condensation knockout drum, the below of heat exchange tube is provided with the gas distribution pipe, the gas vent has been seted up on the top of condensation knockout drum, and the solvent recovery mouth has been seted up to the bottom, and the overflow mouth has been seted up to the lateral wall, porous packing layer is located the gas distribution pipe with between the overflow mouth, the heat exchange tube is located the center of porous packing layer.
2. The organic waste gas condensing-separating device according to claim 1, wherein said heat exchange pipe is a spiral heat exchange pipe.
3. The organic waste gas condensing and separating device of claim 2, wherein the condensing and separating tank is provided with a refrigerant inlet and a refrigerant outlet which are communicated with the heat exchange tube.
4. The organic waste gas condensing and separating device according to claim 1, wherein the porous packing layer is composed of a plurality of stainless steel ring packing.
5. The organic waste gas condensing and separating device of claim 1, wherein the condensing and separating tank is further provided with a hand hole on a side wall.
6. The organic waste gas condensing and separating device according to any one of claims 1 to 5, wherein a stainless steel filter screen is disposed between the porous packing and the gas distribution pipe.
7. The organic waste gas condensing and separating device according to claim 6, wherein the stainless steel filter screen is 30 mesh.
8. The organic waste gas condensing and separating device according to claim 7, wherein the air distribution pipe is densely provided with air discharge holes along the length direction thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922203465.8U CN212091539U (en) | 2019-12-10 | 2019-12-10 | Organic waste gas condensation and separation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922203465.8U CN212091539U (en) | 2019-12-10 | 2019-12-10 | Organic waste gas condensation and separation device |
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| Publication Number | Publication Date |
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| CN212091539U true CN212091539U (en) | 2020-12-08 |
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| CN201922203465.8U Active CN212091539U (en) | 2019-12-10 | 2019-12-10 | Organic waste gas condensation and separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115468383A (en) * | 2022-09-26 | 2022-12-13 | 安徽碳鑫科技有限公司 | A high-efficient recovery unit of methyl alcohol waste gas for methyl alcohol production |
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2019
- 2019-12-10 CN CN201922203465.8U patent/CN212091539U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115468383A (en) * | 2022-09-26 | 2022-12-13 | 安徽碳鑫科技有限公司 | A high-efficient recovery unit of methyl alcohol waste gas for methyl alcohol production |
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