CN214634055U - Air separation raffinate evaporator - Google Patents
Air separation raffinate evaporator Download PDFInfo
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- CN214634055U CN214634055U CN202120596788.2U CN202120596788U CN214634055U CN 214634055 U CN214634055 U CN 214634055U CN 202120596788 U CN202120596788 U CN 202120596788U CN 214634055 U CN214634055 U CN 214634055U
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Abstract
The utility model relates to an air separation raffinate evaporator, which comprises a barrel body of the raffinate evaporator, wherein a clapboard is arranged inside the barrel body, and a heat exchange packing layer is arranged on the clapboard; the upper part of the cylinder body is provided with a material distribution pipe, the lower part of the cylinder body is provided with a steam distribution pipe, the input end of the material distribution pipe is connected with the low-temperature liquid discharge end of the air separation device, and the input end of the steam distribution pipe is connected with a steam source; the output end of the material distribution pipe and the output end of the steam distribution pipe are inserted into the heat exchange filler layer; the top of the barrel is a material outlet, the lower part of the clapboard is provided with a collecting cavity, and the bottom of the collecting cavity is connected with a blow-off pipe. The utility model discloses structural configuration is simpler, reasonable, through material distribution pipe, steam distribution pipe and filler realize that cryogenic liquids distributes accurately, increase area of contact improves the steam utilization ratio, realizes that the condensate is automatic to be discharged when preventing the outer cluster of steam, has alleviateed intensity of labour, has improved work efficiency.
Description
Technical Field
The utility model relates to an air separation plant raffinate treatment facility particularly, is an empty raffinate evaporimeter that divides.
Background
When the air separation device is stopped, a large amount of effusion at the upper tower, the lower tower and the main cooling bottom needs to be discharged, the temperature of the untreated effusion is generally as low as-180 ℃, a workshop and a foundation can be damaged, and meanwhile, surrounding personnel and the environment are also damaged.
Chinese patent publication No. CN204637611U discloses a raffinate evaporator, which comprises a housing, the housing comprises a heating cylinder for evaporating raffinate, the heating cylinder comprises a base cylinder and a steam jacket, and the heating cylinder is provided with a material inlet and a material outlet; the scraper component is rotatably arranged in the heating cylinder body and comprises a scraper used for paving the material on the inner wall of the heating cylinder body.
The raffinate evaporimeter among the prior art structure is complicated, and heat transfer thermal efficiency is not high, and does not possess automatic blowdown function.
Disclosure of Invention
The utility model aims at solving the air separation plant low temperature liquid and discharging when the operation, heat exchange efficiency is not high, the difficult problem of discharging of steam condensate provides an empty raffinate evaporimeter that divides.
For solving the above technical problem, the utility model discloses a technical scheme is:
an air separation raffinate evaporator comprises a barrel body of the raffinate evaporator, wherein a partition plate is arranged inside the barrel body, and a heat exchange filler layer is arranged on the partition plate; the upper part of the cylinder body is provided with a material distribution pipe, the lower part of the cylinder body is provided with a steam distribution pipe, the input end of the material distribution pipe is connected with the low-temperature liquid discharge end of the air separation device, and the input end of the steam distribution pipe is connected with a steam source; the output end of the material distribution pipe and the output end of the steam distribution pipe are inserted into the heat exchange filler layer; the top of the barrel is a material outlet, the lower part of the clapboard is provided with a collecting cavity, and the bottom of the collecting cavity is connected with a blow-off pipe.
Furthermore, the material distribution pipe comprises a material input main pipe and a material output distribution pipe, the material output distribution pipe is inserted into the heat exchange filler layer, the pipe body of the material output distribution pipe is provided with holes, and the material input main pipe is connected with one or more material output distribution pipes.
Further, the steam distribution pipe comprises a steam input main pipe and a steam output distribution pipe, the steam output distribution pipe is inserted into the heat exchange filler layer, the pipe body of the steam output distribution pipe is provided with holes, and the steam input main pipe is connected with one or more steam output distribution pipes.
Further, the material input main pipe is connected with a plurality of material output distribution pipes which are radially and uniformly distributed, and the pipe bodies of the material output distribution pipes are uniformly perforated.
Further, steam input house steward connects a plurality of steam output distribution pipes that are radial evenly distributed, even trompil on the body of steam output distribution pipe.
Furthermore, the sewage discharge pipe is a U-shaped or S-shaped pipeline.
Furthermore, stones are used as fillers in the heat exchange filler layer 3.
Compare with current raffinate evaporimeter, the utility model discloses structural configuration is simpler, reasonable, through material distribution pipe, steam distribution pipe and filler realize that the cryogenic liquids distributes accurately, increase area of contact improves the steam utilization ratio, realizes the automatic discharge of condensate when preventing the outer cluster of steam, has alleviateed intensity of labour, has improved work efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention in any way.
Figure 1 is the utility model discloses an automatic flowing back empty space division raffinate evaporimeter's of flowing back structural schematic diagram.
Fig. 2 is a schematic structural diagram of the material output distribution pipe or the steam output distribution pipe of the present invention.
In the figure, 1-cylinder, 2-baffle, 3-heat exchange packing layer, 4-collection cavity, 5-blow-off pipe, 6-material input header pipe, 7-material output distribution pipe, 8-steam input header pipe and 9-steam output distribution pipe.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the present invention will be further clearly and completely described below with reference to the accompanying drawings and embodiments. In addition, the features of the embodiments and examples in the present application may be combined with each other without conflict.
The utility model relates to an air separation raffinate evaporator provided by a typical embodiment, which comprises a barrel body 1 of the raffinate evaporator, wherein a clapboard 2 is arranged inside the barrel body 1, and a heat exchange packing layer 3 is arranged on the clapboard 2; the upper part of the cylinder body 1 is provided with a material distribution pipe, the lower part of the cylinder body 1 is provided with a steam distribution pipe, the input end of the material distribution pipe is connected with the low-temperature liquid discharge end of the air separation device, and the input end of the steam distribution pipe is connected with a steam source; the output ends of the material distribution pipe and the steam distribution pipe are inserted into the heat exchange packing layer 3; the top of the barrel body 1 is a material outlet, the lower part of the clapboard 2 is provided with a collecting cavity 4, and the bottom of the collecting cavity 4 is connected with a blow-off pipe 5.
In the above embodiment, stones are preferably used as the filler in heat exchange filler layer 3. The blow-off pipe 5 is preferably a U-shaped or S-shaped pipeline, and can prevent steam from being mixed and simultaneously realize automatic discharge of condensate. According to the embodiment, when the air separation shutdown maintenance is carried out for low-temperature liquid discharge operation, discharged low-temperature liquid in the air separation device enters the material distribution pipe, steam enters the steam distribution pipe, condensate after the steam and the low-temperature liquid are fully contacted in the heat exchange packing layer 3 enters the collection cavity 4 and then is automatically discharged through the drain pipe 5, and the low-temperature liquid is evaporated and then is discharged from the outlet at the top of the barrel body.
In a preferred embodiment, the material distribution pipes comprise a material input main pipe 6 and material output distribution pipes 7, the material output distribution pipes 7 are inserted into the heat exchange packing layer 3, holes are formed in pipe bodies of the material output distribution pipes 7, and the material input main pipe 6 is connected with one or more material output distribution pipes 7. Steam distribution pipe include steam input house steward 8 and steam output distribution pipe 9, steam output distribution pipe 9 inserts in heat transfer packing layer 3, trompil on the body of steam output distribution pipe 9, steam input house steward 8 connects one or more steam output distribution pipe.
Realize the accurate distribution of low temperature liquid through above-mentioned distribution pipe and heat transfer packing layer, increase area of contact improves steam utilization ratio.
In order to further realize the accurate distribution of the low-temperature liquid and improve the heat exchange efficiency, the material input main pipe 6 is connected with a plurality of material output distribution pipes 7 which are radially and uniformly distributed, and the pipe bodies of the material output distribution pipes 7 are uniformly perforated. The steam input header pipe 8 is connected with a plurality of steam output distribution pipes 9 which are radially and uniformly distributed, and the pipe bodies of the steam output distribution pipes 9 are uniformly perforated.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the invention are intended to be included within the scope of the invention.
Claims (7)
1. An empty raffinate evaporimeter that divides which characterized in that: the device comprises a cylinder body (1) of a residual liquid evaporator, wherein a partition plate (2) is arranged inside the cylinder body (1), and a heat exchange packing layer (3) is arranged on the partition plate (2); the upper part of the cylinder body (1) is provided with a material distribution pipe, the lower part of the cylinder body (1) is provided with a steam distribution pipe, the input end of the material distribution pipe is connected with the low-temperature liquid discharge end of the air separation device, and the input end of the steam distribution pipe is connected with a steam source; the output ends of the material distribution pipe and the steam distribution pipe are inserted into the heat exchange packing layer (3); the top of the cylinder body (1) is a material outlet, the lower part of the clapboard (2) is provided with a collecting cavity (4), and the bottom of the collecting cavity (4) is connected with a sewage discharge pipe (5).
2. An air separation raffinate evaporator according to claim 1 and characterised in that: the material distribution pipe comprises a material input main pipe (6) and material output distribution pipes (7), wherein the material output distribution pipes (7) are inserted into the heat exchange packing layer (3), the pipe body of each material output distribution pipe (7) is provided with a hole, and the material input main pipe (6) is connected with one or more material output distribution pipes (7).
3. An air separation raffinate evaporator according to claim 1 or 2 characterised in that: steam distribution pipe include steam input house steward (8) and steam output distribution pipe (9), steam output distribution pipe (9) insert in heat transfer packing layer (3), trompil on the body of steam output distribution pipe (9), steam input house steward (8) connect one or more steam output distribution pipe.
4. An air separation raffinate evaporator according to claim 2, characterised in that: the material input main pipe (6) is connected with a plurality of material output distribution pipes (7) which are radially and uniformly distributed, and the pipe bodies of the material output distribution pipes (7) are uniformly perforated.
5. An air separation raffinate evaporator according to claim 3 and being characterized in that: the steam input header pipe (8) is connected with a plurality of steam output distribution pipes (9) which are radially and uniformly distributed, and the pipe body of each steam output distribution pipe (9) is uniformly perforated.
6. An air separation raffinate evaporator according to claim 1, 4 or 5 characterised in that: the sewage discharge pipe (5) is a U-shaped or S-shaped pipeline.
7. An air separation raffinate evaporator according to claim 6 and being characterized in that: stones are used as fillers in the heat exchange filler layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596788.2U CN214634055U (en) | 2021-03-24 | 2021-03-24 | Air separation raffinate evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596788.2U CN214634055U (en) | 2021-03-24 | 2021-03-24 | Air separation raffinate evaporator |
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| Publication Number | Publication Date |
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| CN214634055U true CN214634055U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120596788.2U Active CN214634055U (en) | 2021-03-24 | 2021-03-24 | Air separation raffinate evaporator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115040881A (en) * | 2022-06-07 | 2022-09-13 | 中冶华天工程技术有限公司 | Steel pipe and concrete combined raffinate evaporator device |
-
2021
- 2021-03-24 CN CN202120596788.2U patent/CN214634055U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115040881A (en) * | 2022-06-07 | 2022-09-13 | 中冶华天工程技术有限公司 | Steel pipe and concrete combined raffinate evaporator device |
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