CN216509220U - Be used for totally enclosed catalyst device that unloads of methylamine synthetic tower - Google Patents
Be used for totally enclosed catalyst device that unloads of methylamine synthetic tower Download PDFInfo
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- CN216509220U CN216509220U CN202122769909.1U CN202122769909U CN216509220U CN 216509220 U CN216509220 U CN 216509220U CN 202122769909 U CN202122769909 U CN 202122769909U CN 216509220 U CN216509220 U CN 216509220U
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- liquid separator
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Abstract
The utility model provides a totally-enclosed catalyst unloading device for a methylamine synthesis tower, which comprises an unloading barrel connected with a manhole opening at the lowest side of the methylamine synthesis tower through a communication pipeline, wherein an outlet at the bottom of the unloading barrel is connected with a packaging bag, and the upper part of the unloading barrel is connected with a gas-liquid separator through a gas lifting cap; the top of the gas-liquid separator is provided with a sprayer, the sprayer is connected with a spray water pump through a pipeline valve, and the spray water pump is connected with a water tank; an exhaust port is arranged at the upper part of the gas-liquid separator side, the exhaust port is connected with a vacuum pump through an exhaust pipeline, and the exhaust port of the vacuum pump is connected with a methylamine tail gas system through a pipeline; and a water outlet is arranged at the lower part of the gas-liquid separator side and is connected with the spray water tank through a water drainage pipeline. The utility model reduces the occupational health hazards of the staff, improves the production operation environment and generates greater environmental protection benefits and social benefits.
Description
Technical Field
The utility model relates to a totally-enclosed catalyst unloading device for a methylamine synthesis tower, belonging to the technical field of chemical machinery.
Background
At present, the catalyst unloading mode of the methylamine synthesis tower in the industry is to directly open a manhole cover to unload the catalyst, and then the catalyst is loaded into a packaging bag, and the disadvantage is that the catalyst used in the methylamine synthesis tower contains volatile organic compounds, macromolecular compounds and powdered catalyst dust, and after the catalyst enters the operation environment, the occupational health hazard of staff is easily caused, and the problem of environmental pollution is also caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model discloses a totally-enclosed catalyst unloading device for a methylamine synthesis tower, which reduces the occupational health hazards of staff, improves the production operation environment and generates greater environmental protection benefits and social benefits.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a totally-enclosed catalyst unloading device for a methylamine synthesis tower comprises an unloading cylinder connected with a bottommost manhole opening of the methylamine synthesis tower through a communication pipeline, wherein an outlet at the bottom of the unloading cylinder is connected with a packaging bag, and the upper part of the unloading cylinder is connected with a gas-liquid separator through a gas lifting cap; the top of the gas-liquid separator is provided with a sprayer, the sprayer is connected with a spray water pump through a pipeline valve, and the spray water pump is connected with a water tank; an exhaust port is arranged at the upper part of the gas-liquid separator side, the exhaust port is connected with a vacuum pump through an exhaust pipeline, and the exhaust port of the vacuum pump is connected with a methylamine tail gas system through a pipeline; and a water outlet is arranged at the lower part of the gas-liquid separator side and is connected with the spray water tank through a water drainage pipeline.
Furthermore, the gas lift cap comprises a square or cylindrical barrel, an umbrella-shaped top cover is connected to the barrel through a support, and a gap is formed between the umbrella-shaped top cover and the barrel.
Furthermore, the lift cap is provided with an upper layer and a lower layer, and the upper side and the lower side are arranged in a staggered manner.
Furthermore, valves are respectively arranged on the exhaust pipeline and the drainage pipeline.
Furthermore, 4 people's mouths of a river are set up in proper order from top to bottom to the side of methylamine synthetic tower.
The utility model has the beneficial effects that:
1. the utility model can collect and treat the waste gas and dust generated by catalyst unloading of the methylamine synthesis tower, is beneficial to the occupational health and safety of staff, avoids environmental pollution, improves the production operation environment and generates greater environmental protection benefit and social benefit.
2. The utility model has smart structural design, can be used in cooperation with a methylamine synthesis system and a tail gas treatment system, reduces the occupational health hazards of staff, improves the production operation environment and can realize the comprehensive utilization of resources.
3. The gas lifting cap is provided with an upper layer and a lower layer, and the upper side and the lower side of the gas lifting cap are arranged in a staggered manner, so that on one hand, the upper part of the spraying liquid gas lifting cap at the upper part is sprayed downwards, and the two layers of umbrella-shaped top plates are arranged in a staggered manner to prevent liquid from entering the cylinder and dropping to the lower section; on the other hand, when the water vapor with the upward bottom passes through the air lifting cap from the discharging cylinder, the entrained liquid drops are more fully condensed below the two layers of air lifting caps, and the separation effect is better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a methylamine synthesis tower; 2. a communicating pipe; 3. a discharge cylinder; 4. a sprayer; 5. a gas-liquid separator; 6. a ventilation cap; 7. A spray water pump; 8. a water tank; 9. a vacuum pump; 10. packaging bags; 11. a valve conduit; 12. an exhaust duct; 13. and (4) a water drainage pipeline.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments.
As shown in fig. 1, the totally enclosed catalyst unloading device for the methylamine synthesis tower of the utility model comprises a discharge cylinder 3 connected with a bottommost manhole opening of the methylamine synthesis tower 1 through a communication pipeline 2, wherein an outlet at the bottom of the discharge cylinder is connected with a packaging bag 10, and the upper part of the discharge cylinder is connected with a gas-liquid separator 5 through a gas lifting cap 6; the top of the gas-liquid separator is provided with a sprayer 4, the sprayer is connected with a spray water pump 7 through a valve pipeline 11, and the spray water pump is connected with a water tank 8; an exhaust port is arranged at the upper part of the gas-liquid separator side, the exhaust port is connected with a vacuum pump 9 through an exhaust pipeline 12, and the exhaust port of the vacuum pump is connected with a methylamine tail gas system 14 through a pipeline; the lower part of the gas-liquid separator side is provided with a water outlet which is connected with the spray water tank through a water drainage pipeline 13.
In the embodiment, the gas lift cap comprises a square or cylindrical barrel, an umbrella-shaped top cover is connected to the barrel through a bracket, and a gap is formed between the umbrella-shaped top cover and the barrel.
In the embodiment, the air lifting cap is provided with an upper layer and a lower layer, and the upper side and the lower side of the air lifting cap are arranged in a staggered manner.
In this embodiment, the exhaust pipeline and the drainage pipeline are respectively provided with a valve.
In the embodiment, the side surface of the methylamine synthesis tower is sequentially provided with 4 human orifices from top to bottom.
By adopting the scheme, waste gas and dust generated by catalyst unloading of the methylamine synthesis tower can be collected and treated in a centralized manner, so that the method is beneficial to the occupational health and safety of staff, avoids environmental pollution, improves the production operation environment, and generates great environmental protection benefit and social benefit.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and all equivalent changes made on the basis of the above-mentioned embodiments are within the scope of the present invention.
Claims (5)
1. A totally-enclosed catalyst unloading device for a methylamine synthesis tower is characterized by comprising an unloading cylinder connected with a manhole opening at the lowest side of the methylamine synthesis tower through a communicating pipeline, wherein an outlet at the bottom of the unloading cylinder is connected with a packaging bag, and the upper part of the unloading cylinder is connected with a gas-liquid separator through a gas lifting cap; the top of the gas-liquid separator is provided with a sprayer, the sprayer is connected with a spray water pump through a pipeline valve, and the spray water pump is connected with a water tank; an exhaust port is arranged at the upper part of the gas-liquid separator side, the exhaust port is connected with a vacuum pump through an exhaust pipeline, and the exhaust port of the vacuum pump is connected with a methylamine tail gas system through a pipeline; and a water outlet is arranged at the lower part of the gas-liquid separator side and is connected with the spray water tank through a water drainage pipeline.
2. The totally-enclosed catalyst removal device for the methylamine synthesis tower as claimed in claim 1, wherein the lift cap comprises a square or cylindrical barrel, an umbrella-shaped top cap is connected to the barrel through a bracket, and a gap is formed between the umbrella-shaped top cap and the barrel.
3. The totally-enclosed catalyst removal device for the methylamine synthesis tower as claimed in claim 1, wherein the lift cap is provided with an upper layer and a lower layer, and the upper and lower sides are staggered.
4. The totally-enclosed catalyst unloading device for the methylamine synthesis tower as claimed in claim 1, wherein valves are respectively disposed on the exhaust pipeline and the drainage pipeline.
5. The totally-enclosed catalyst unloading device for the methylamine synthesis tower as claimed in claim 1, wherein the side of the methylamine synthesis tower is sequentially provided with 4 man-hole openings from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122769909.1U CN216509220U (en) | 2021-11-12 | 2021-11-12 | Be used for totally enclosed catalyst device that unloads of methylamine synthetic tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122769909.1U CN216509220U (en) | 2021-11-12 | 2021-11-12 | Be used for totally enclosed catalyst device that unloads of methylamine synthetic tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216509220U true CN216509220U (en) | 2022-05-13 |
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ID=81528659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122769909.1U Active CN216509220U (en) | 2021-11-12 | 2021-11-12 | Be used for totally enclosed catalyst device that unloads of methylamine synthetic tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216509220U (en) |
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2021
- 2021-11-12 CN CN202122769909.1U patent/CN216509220U/en active Active
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