CN217449521U - Spray recovery tower - Google Patents
Spray recovery tower Download PDFInfo
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- CN217449521U CN217449521U CN202220944272.7U CN202220944272U CN217449521U CN 217449521 U CN217449521 U CN 217449521U CN 202220944272 U CN202220944272 U CN 202220944272U CN 217449521 U CN217449521 U CN 217449521U
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- flange
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- solvent
- reflux
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Abstract
The utility model discloses a spray recovery tower, which comprises a tower body and a bracket, wherein the bracket is connected below the tower body, the top of the tower body is connected with an exhaust pipe, the upper part of the tower body is connected with a reflux solvent inlet flange, the lower part of the tower body is connected with a gas inlet tower flange, a solvent adjusting flange and a reflux solvent outlet flange, and the middle part of the tower body is provided with a plurality of tower plates; the reflux solvent outlet flange is connected with the reflux solvent inlet flange through a reflux pipe, and the middle part of the reflux pipe is provided with a reflux pump; the upper portion of tower body is provided with shell and tube heat exchanger, and shell and tube heat exchanger still includes a plurality of shell and tube, and the shell and tube transversely runs through the tower body, reflux solvent import flange is in the shell and tube top. The waste gas firstly passes through the tubular heat exchanger to exchange heat with the liquid solvent flowing out from the confluence solvent inlet flange, so that the temperature of the waste gas is reduced, the organic solvent in the waste gas is promoted to be condensed to form the liquid organic solvent, and the liquid organic solvent is mixed with the solvent in the tower body and separated from the waste gas.
Description
Technical Field
The utility model relates to a spray the recovery tower, especially relate to the heat transfer structure who sprays the recovery tower.
Background
In some industrial processes, a large amount of high-temperature exhaust gas containing organic solvents is often discharged. Thereby causing pollution to the atmosphere. Since the gaseous organic solvent is directly discharged into the atmosphere, much solvent is consumed in the production process, increasing the production cost. How to recover the organic solvent in the waste gas becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide a spray recovery tower. So as to recover the organic solvent in the high-temperature waste gas, reduce the atmospheric pollution and save the consumption of the organic solvent.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a spray recovery tower comprises a tower body and a support, wherein the support is connected below the tower body, the top of the tower body is connected with an exhaust pipe, the upper part of the tower body is connected with a reflux solvent inlet flange, the lower part of the tower body is connected with a gas inlet flange, a solvent adjusting flange and a reflux solvent outlet flange, the gas inlet flange, the solvent adjusting flange and the reflux solvent outlet flange are sequentially arranged from top to bottom, and the middle part of the tower body is provided with a plurality of tower plates; the reflux solvent outlet flange is connected with the reflux solvent inlet flange through a reflux pipe, and the middle part of the reflux pipe is provided with a reflux pump; the upper portion of tower body is provided with shell and tube heat exchanger, and shell and tube heat exchanger still includes a plurality of shell and tube, and the shell and tube transversely runs through the tower body, reflux solvent import flange is in the shell and tube top.
The utility model discloses further setting up to: the tubular heat exchanger further comprises a gas inlet flange, a first seal head, a second seal head, a gas outlet flange and a flow guide pipe, wherein the two ends of the tubular heat exchanger are respectively connected into the first seal head and the second seal head, the first seal head and the second seal head are respectively connected to the two sides of the tower body, the gas inlet flange is connected into the first seal head, the gas outlet flange is connected into the second seal head, and the gas outlet flange is connected with the gas inlet tower flange through the flow guide pipe.
The utility model discloses further set up to: the tower plate comprises a body, a downcomer, a plurality of caps and a plurality of convex pipes, wherein a plurality of through holes are distributed on the tower plate, the convex pipes are connected to the upper ends of the through holes, and the caps cover the top ends of the convex pipes; the body is fan-shaped, and the breach department at the body is connected to the one end of downcomer, and the vertical downwardly extending of the other end.
The utility model discloses further setting up to: the plurality of tower plates are arranged at intervals up and down; the gaps of the adjacent bodies are staggered.
The utility model discloses further set up to: the adjacent bodies are staggered by 190 degrees in the horizontal direction.
The utility model discloses further setting up to: and the upper part of the tower body is also provided with a demisting silk screen which is positioned above the reflux solvent inlet flange.
The utility model discloses further setting up to: the bottom of the tower body is connected with a waste discharge flange.
Compared with the prior art, the beneficial effects of the utility model are that: the upper part of the tower body is provided with the tube type heat exchanger which also comprises a plurality of tubes, the tubes transversely penetrate through the tower body, and the reflux solvent inlet flange is positioned above the tubes. The waste gas firstly passes through the tubular heat exchanger to exchange heat with the liquid solvent flowing out from the confluence solvent inlet flange, so that the temperature of the waste gas is reduced, the organic solvent in the waste gas is promoted to be condensed to form the liquid organic solvent, and the liquid organic solvent is mixed with the solvent in the tower body and separated from the waste gas.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a spray recovery tower according to a preferred embodiment of the present invention;
fig. 2 is a partially enlarged structural view of a circle a in fig. 1.
In the figure: 1. a support; 2. a tower body; 3. a gas inlet flange; 4. a first end enclosure; 5. arranging pipes; 6. a second end enclosure; 7. an exhaust pipe; 8. demisting silk screens; 9. a reflux solvent inlet flange; 10. a flow guide pipe; 11. a return pipe; 12. a reflux pump; 13. a solvent conditioning flange; 14. a reflux solvent outlet flange; 15. a waste discharge flange; 16. a column plate; 17. a convex pipe; 19. a through hole; 20. a downcomer; 28. capping; 29. a gas outlet flange; 30. the gas enters the tower flange.
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 the attached drawings 1-2, the spray recovery tower in the embodiment comprises a tower body 2 and a support 1, wherein the support 1 is connected below the tower body 2, the top of the tower body 2 is connected with an exhaust pipe 7, the upper part of the tower body 2 is connected with a reflux solvent inlet flange 9, the lower part of the tower body 2 is connected with a gas inlet flange 30, a solvent adjusting flange 13 and a reflux solvent outlet flange 14, the gas inlet flange 30, the solvent adjusting flange 13 and the reflux solvent outlet flange 14 are sequentially arranged from top to bottom, and the middle part of the tower body 2 is provided with a plurality of tower plates 16; the reflux solvent outlet flange 14 is connected with the reflux solvent inlet flange 9 through a reflux pipe 11, and the middle part of the reflux pipe 11 is provided with a reflux pump 12; the upper portion of tower body 2 is provided with shell and tube heat exchanger, and shell and tube heat exchanger still includes a plurality of tubulations 5, and shell and tube 5 transversely runs through tower body 2, reflux solvent import flange 9 is in the shell and tube 5 top.
As the upper part of the tower body 2 is provided with the tube type heat exchanger, the tube type heat exchanger also comprises a plurality of tubes 5, the tubes 5 transversely penetrate through the tower body 2, and the reflux solvent inlet flange 9 is positioned above the tubes 5. The waste gas firstly passes through the tubular heat exchanger and exchanges heat with the liquid solvent flowing out from the reflux solvent inlet flange, the temperature of the waste gas is reduced, the organic solvent in the waste gas is promoted to be condensed, the liquid organic solvent is formed and is mixed with the solvent in the tower body 2, and the mixture is separated from the waste gas. In addition, the organic solvent in the exhaust gas is the same as the solvent in the column body 2. The solvent can be injected into the tower body 2 through the solvent adjusting flange 13, and the solvent can be pumped out from the inside of the tower body 2 through the solvent adjusting flange 13, so that the solvent in the tower body 2 is kept at a proper liquid level.
The utility model discloses further setting up to: the tubular heat exchanger further comprises a gas inlet flange 3, a first seal head 4, a second seal head 6, a gas outlet flange 29 and a guide pipe 10, two ends of the tubular 5 are respectively connected into the first seal head 4 and the second seal head 6, the first seal head 4 and the second seal head 6 are respectively connected to two sides of the tower body 2, the gas inlet flange 3 is connected into the first seal head 4, the gas outlet flange 29 is connected into the second seal head 6, and the gas outlet flange 29 is connected with the gas inlet flange 30 through the guide pipe 10.
Waste gas loops through gas inlet flange 3, first head 4, tubulation 5, second head 6, gas outlet flange 29 and honeycomb duct 10 and gets into 2 lower parts of tower body, and the heat transfer in tubulation 5, the temperature reduces, and partly gaseous state organic solvent condensation mixes with the solvent in the tower body 2, preliminary purification waste gas.
In order to further purify waste gas, retrieve the organic solvent in the waste gas, the utility model discloses further setting up to: the tower plate 16 comprises a body, a downcomer 20, a plurality of caps 28 and a plurality of convex pipes 17, a plurality of through holes 19 are distributed on the tower plate 16, the convex pipes 17 are connected to the upper ends of the through holes 19, and the caps 28 cover the top ends of the convex pipes 17; the body is fan-shaped, one end of the downcomer 20 is connected to the gap of the body, and the other end extends vertically and downwardly. The waste gas flows from the bottom of the column body 2 upwards through the through-holes 19 in the tray 16, the protruding tubes 17 and the caps 28 and into the gas outlet tube 7. On the tower plate 16, the exhaust gas is sufficiently contacted with the solvent in the tower body 2, and the organic solvent in the exhaust gas is dissolved in the solvent in the tower body 2. Further purifying the waste gas and recovering the organic solvent in the waste gas.
In order to make the solvent in the tower body 2 flow through each tower plate 16 evenly, the utility model is further arranged as follows: the plurality of tower plates 16 are arranged at intervals up and down; the gaps of the adjacent bodies are staggered. The solvent in the tower body 2 falls to the next tower plate 16 through the downcomer 20 connected at the gap, and flows in a reciprocating bending way, is uniformly distributed on the surface of the tower plate 16 and fully contacts with the waste gas, and the organic solvent recovery effect is good.
The utility model discloses further setting up to: the adjacent bodies are staggered by 190 degrees in the horizontal direction.
In order to eliminate the organic solvent fog drop that smugglies secretly in the waste gas, the utility model discloses further setting up is: the upper part of the tower body 2 is also provided with a demisting silk screen 8, and the demisting silk screen 8 is positioned above the reflux solvent inlet flange 9.
In order to discharge the waste residue at the bottom of the tower, the utility model discloses further setting up is: the bottom of the tower body 2 is connected with a waste discharge flange 15.
The utility model discloses can also set up the condenser at the bottom of the tower, set up the cooler in back flow 11, cool down the solvent in the tower body 2.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (7)
1. A spray recovery tower comprises a tower body and a support, wherein the support is connected below the tower body, the top of the tower body is connected with an exhaust pipe, the upper part of the tower body is connected with a reflux solvent inlet flange, the lower part of the tower body is connected with a gas inlet tower flange, a solvent adjusting flange and a reflux solvent outlet flange, the gas inlet tower flange, the solvent adjusting flange and the reflux solvent outlet flange are sequentially arranged from top to bottom, and the middle part of the tower body is provided with a plurality of tower plates; the reflux solvent outlet flange is connected with the reflux solvent inlet flange through a reflux pipe, and the middle part of the reflux pipe is provided with a reflux pump; the tower is characterized in that the upper part of the tower body is provided with a tube type heat exchanger, the tube type heat exchanger further comprises a plurality of tubes, the tubes transversely penetrate through the tower body, and the reflux solvent inlet flange is positioned above the tubes.
2. The spray recovery tower of claim 1, wherein the tubular heat exchanger further comprises a gas inlet flange, a first head, a second head, a gas outlet flange and a flow guide pipe, two ends of the tubular heat exchanger are respectively connected in the first head and the second head, the first head and the second head are respectively connected at two sides of the tower body, the gas inlet flange is connected in the first head, the gas outlet flange is connected in the second head, and the gas outlet flange is connected with the gas inlet flange through the flow guide pipe.
3. The spray recovery tower of claim 2, wherein the tray comprises a body, a downcomer, a plurality of caps and a plurality of convex pipes, a plurality of through holes are distributed on the tray, the convex pipes are connected to the upper ends of the through holes, and the caps cover the top ends of the convex pipes; the body is fan-shaped, and the breach department at the body is connected to the one end of downcomer, and the vertical downwardly extending of the other end.
4. The spray recovery tower of claim 3, wherein the plurality of trays are spaced above and below one another; the gaps of the adjacent bodies are staggered.
5. The spray recovery column of claim 4 wherein the adjacent bodies are staggered by about 170 degrees and about 190 degrees in the horizontal direction.
6. The spray recovery tower of claim 5, wherein the upper portion of the tower body is further provided with a defogging mesh above the reflux solvent inlet flange.
7. The spray recovery tower of any one of claims 1 to 6, wherein a waste discharge flange is connected to the bottom of the tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220944272.7U CN217449521U (en) | 2022-04-22 | 2022-04-22 | Spray recovery tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220944272.7U CN217449521U (en) | 2022-04-22 | 2022-04-22 | Spray recovery tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217449521U true CN217449521U (en) | 2022-09-20 |
Family
ID=83270258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220944272.7U Active CN217449521U (en) | 2022-04-22 | 2022-04-22 | Spray recovery tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217449521U (en) |
-
2022
- 2022-04-22 CN CN202220944272.7U patent/CN217449521U/en active Active
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