CN217979891U - Waste gas condensation recovery device - Google Patents
Waste gas condensation recovery device Download PDFInfo
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- CN217979891U CN217979891U CN202222383303.9U CN202222383303U CN217979891U CN 217979891 U CN217979891 U CN 217979891U CN 202222383303 U CN202222383303 U CN 202222383303U CN 217979891 U CN217979891 U CN 217979891U
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Abstract
The utility model relates to the technical field of waste gas recovery, in particular to a waste gas condensation recovery device, which comprises an upper sleeve and a lower sleeve which are respectively arranged in a tubular shape; the upper sleeve and the lower sleeve are coaxially arranged; the upper end of the upper sleeve is provided with an air inlet; an air outlet is formed in the side wall of the lower end of the lower sleeve; the lower end of the lower sleeve is provided with a material discharge port; the lower end of the upper sleeve is connected with the upper end of the lower sleeve; and the upper sleeve and the lower sleeve are internally provided with cooling coils respectively. Compared with the prior art, the cooling coil is respectively arranged in the upper sleeve and the lower sleeve, so that the temperature drop in the upper sleeve and the lower sleeve is the same, the condensation effect is guaranteed, and the arrangement of the upper sleeve and the lower sleeve is convenient for scale cleaning. The material discharge port is arranged, so that the collection of condensate is facilitated.
Description
Technical Field
The utility model relates to a waste gas recovery technical field specifically discloses a waste gas condensation recovery unit.
Background
At present, when a reaction kettle is used for preparing a polyvinyl alcohol solvent, a large amount of waste gas is generated in the reaction process of the reaction kettle, the waste gas is directly discharged to pollute the environment, and the waste gas contains effective components for polyvinyl alcohol production and needs to be timely recovered so as to reduce the production cost.
Chinese patent CN207169086U discloses a chlorination kettle condensation recovery device, the exhaust gas outlet is communicated with a condensation recovery device, the condensation recovery device has a tubular condensation cover, the upper and lower ends of the tubular condensation cover are respectively provided with an upper port and a lower port, the upper port is communicated with an exhaust gas outlet, the lower port is communicated with the exhaust gas outlet of the kettle, a spiral water-cooling tube is arranged in the housing of the tubular condensation cover, the upper end and the lower end of the spiral water-cooling tube are both hermetically extended out of the housing of the tubular condensation cover, and are respectively communicated with a water inlet tube and a water outlet tube.
Among the above-mentioned scheme, single spiral water-cooling tube temperature drop is too big when the end, leads to descending in end condensation effect, and then leads to holistic condensation effect not good, and the easy scale deposit of spiral water-cooling tube outer wall, and is difficult for clearing up behind the scale deposit. In addition, the condensate in the scheme directly flows back to the chlorination kettle from the waste gas outlet, so that the reaction process of the chlorination kettle is easily influenced.
SUMMERY OF THE UTILITY MODEL
The aforesaid to prior art is not enough, the utility model provides a waste gas condensation recovery unit to solve the problem that the condensation effect is not good and the condensate is retrieved.
The utility model provides a technical scheme that its technical problem adopted is:
the waste gas condensation recovery device comprises an upper sleeve and a lower sleeve which are respectively arranged in a tubular shape; the upper sleeve and the lower sleeve are coaxially arranged; the upper end of the upper sleeve is provided with an air inlet; an air outlet is formed in the side wall of the lower end of the lower sleeve; the lower end of the lower sleeve is provided with a material discharge port; the lower end of the upper sleeve is connected with the upper end of the lower sleeve; the cooling coil pipes are arranged in the upper sleeve and the lower sleeve respectively, so that the temperature drop in the upper sleeve and the lower sleeve is the same, the condensation effect is guaranteed, and the arrangement of the upper sleeve and the lower sleeve facilitates scale cleaning. The material discharge port is arranged, so that the collection of the condensate is facilitated.
Preferably, the cooling coil comprises a refrigerant input pipe, a refrigerant output pipe and a plurality of spiral pipes; one end of the spiral pipe is connected with the side wall of the refrigerant input pipe, and the other end of the spiral pipe is connected with the side wall of the refrigerant output pipe; the refrigerant input pipes are respectively arranged on the side walls of the upper ends of the upper sleeve and the lower sleeve; and the refrigerant output pipes are respectively arranged on the side walls of the lower ends of the upper sleeve and the lower sleeve. The arrangement of the refrigerant input pipe, the refrigerant output pipe and the spiral pipes ensures that the temperature drop of the spiral pipes is the same, and improves the condensation effect in the space between the refrigerant input pipe and the refrigerant output pipe.
Preferably, a plurality of said spirals are coaxially staggered.
Preferably, the central line of the spiral pipe is perpendicular to the axes of the refrigerant input pipe and the refrigerant output pipe, so that the arrangement of the spiral pipes between the refrigerant input pipe and the refrigerant output pipe is ensured.
Preferably, the axes of the refrigerant input pipe and the refrigerant output pipe are respectively perpendicular to the axis of the upper sleeve, so that the condensation of waste gas is ensured.
Preferably, a first flange plate is arranged at the edge of the lower end of the upper sleeve; the lower sleeve pipe upper end border department cooperation ring flange one sets up ring flange two, can utilize the bolt fastening, makes things convenient for the dismouting, makes things convenient for the clearance of scale deposit.
The beneficial effects of the utility model are as follows:
the utility model discloses cooling coil has guaranteed that the temperature drop of upper casing pipe in and lower casing pipe is the same in upper casing pipe and the lower casing pipe respectively setting, has guaranteed the condensation effect, and the setting of upper casing pipe and lower casing pipe makes things convenient for the scale deposit to clear up. The material discharge port is arranged, so that the collection of condensate is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
description of reference numerals:
1-upper sleeve, 2-lower sleeve, 3-refrigerant input pipe, 4-refrigerant output pipe and 5-spiral pipe;
101-air inlet, 102-flange I, 201-air outlet, 202-material discharge port, 203-flange II.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1, an exhaust gas condensation and recovery device comprises an upper casing 1 and a lower casing 2 which are respectively arranged in a pipe shape; the upper sleeve 1 and the lower sleeve 2 are coaxially arranged; the upper end of the upper sleeve 1 is provided with an air inlet 101; the side wall of the lower end of the lower sleeve 2 is provided with an air outlet 201; the lower end of the lower casing 2 is provided with a material discharge port 202; the lower end of the upper sleeve 1 is connected with the upper end of the lower sleeve 2; the cooling coil pipes are respectively arranged in the upper sleeve 1 and the lower sleeve 2, so that the temperature drop in the upper sleeve 1 and the lower sleeve 2 is the same, the condensation effect is guaranteed, and the arrangement of the upper sleeve 1 and the lower sleeve 2 facilitates scale cleaning. The material discharge port 202 is arranged to facilitate the collection of condensate.
In the above arrangement, the cooling coil comprises a refrigerant input pipe 3, a refrigerant output pipe 4 and a plurality of spiral pipes 5; one end of the spiral pipe 5 is connected with the side wall of the refrigerant input pipe 3, and the other end is connected with the side wall of the refrigerant output pipe 4; the refrigerant input pipe 3 is respectively arranged on the side walls of the upper ends of the upper sleeve 1 and the lower sleeve 2; and the refrigerant output pipe 4 is respectively arranged on the side walls of the lower ends of the upper sleeve 1 and the lower sleeve 2. The arrangement of the refrigerant input pipe 3, the refrigerant output pipe 4 and the spiral pipes 5 ensures that the temperature drop of the spiral pipes 5 is the same, and improves the condensation effect in the space between the refrigerant input pipe 3 and the refrigerant output pipe 4.
The plurality of spiral tubes 5 are coaxially arranged in a staggered manner, and the central lines of the spiral tubes 5 are perpendicular to the axes of the refrigerant input tube 3 and the refrigerant output tube 4, so that the arrangement of the plurality of spiral tubes 5 between the refrigerant input tube 3 and the refrigerant output tube 4 is ensured. The axes of the refrigerant input pipe 3 and the refrigerant output pipe 4 are respectively vertical to the axis of the upper sleeve 1, so that the condensation of waste gas is ensured.
In order to facilitate disassembly and assembly and cleaning scales, a first flange plate 102 is arranged at the edge of the lower end of the upper sleeve 1; the upper end edge of the lower sleeve 2 is matched with the first flange plate 102 to form a second flange plate 203, and the flange plate can be fixed through bolts.
When the cooling device is used, the refrigerant output pipe 4 of the cooling coil of the upper sleeve 1 is connected with the refrigerant input pipe 3 of the cooling coil of the lower sleeve 2 through a pipeline. In other alternative embodiments, the cooling coils of the upper casing 1 and the lower casing 2 are respectively externally connected with a refrigerant pipeline.
Claims (7)
1. The waste gas condensation recovery device is characterized by comprising an upper sleeve (1) and a lower sleeve (2) which are respectively arranged in a tubular shape; the upper sleeve (1) and the lower sleeve (2) are coaxially arranged; the upper end of the upper sleeve (1) is provided with an air inlet (101); an air outlet (201) is formed in the side wall of the lower end of the lower sleeve (2); the lower end of the lower sleeve (2) is provided with a material discharge port (202); the lower end of the upper sleeve (1) is connected with the upper end of the lower sleeve (2); and cooling coils are respectively arranged in the upper sleeve (1) and the lower sleeve (2).
2. The exhaust gas condensation and recovery device according to claim 1, wherein the cooling coil comprises a refrigerant input pipe (3), a refrigerant output pipe (4) and a plurality of spiral pipes (5); one end of the spiral pipe (5) is connected with the side wall of the refrigerant input pipe (3), and the other end of the spiral pipe is connected with the side wall of the refrigerant output pipe (4); the refrigerant input pipe (3) is respectively arranged on the side walls of the upper ends of the upper sleeve (1) and the lower sleeve (2); and the refrigerant output pipe (4) is respectively arranged on the side walls of the lower ends of the upper sleeve (1) and the lower sleeve (2).
3. The exhaust gas condensation recycling apparatus according to claim 2, wherein a plurality of said spiral pipes (5) are coaxially staggered.
4. The exhaust gas condensing and recycling device according to claim 3, wherein the center line of said spiral pipe (5) is perpendicular to the axis of said refrigerant input pipe (3) and said refrigerant output pipe (4).
5. The exhaust gas condensation and recovery device according to claim 4, characterized in that the axes of the refrigerant input pipe (3) and the refrigerant output pipe (4) are respectively perpendicular to the axis of the upper casing (1).
6. The exhaust gas condensation and recovery device according to claim 1, characterized in that a flange plate (102) is provided at the lower end edge of the upper sleeve (1).
7. The exhaust gas condensation and recovery device according to claim 6, characterized in that a flange plate II (203) is arranged at the upper end edge of the lower sleeve (2) by matching with the flange plate I (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222383303.9U CN217979891U (en) | 2022-09-08 | 2022-09-08 | Waste gas condensation recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222383303.9U CN217979891U (en) | 2022-09-08 | 2022-09-08 | Waste gas condensation recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217979891U true CN217979891U (en) | 2022-12-06 |
Family
ID=84263743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222383303.9U Active CN217979891U (en) | 2022-09-08 | 2022-09-08 | Waste gas condensation recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217979891U (en) |
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2022
- 2022-09-08 CN CN202222383303.9U patent/CN217979891U/en active Active
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