CN220940624U - Reaction device for preparing methanol from carbon dioxide hydrogenation gas - Google Patents
Reaction device for preparing methanol from carbon dioxide hydrogenation gas Download PDFInfo
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- CN220940624U CN220940624U CN202322514059.XU CN202322514059U CN220940624U CN 220940624 U CN220940624 U CN 220940624U CN 202322514059 U CN202322514059 U CN 202322514059U CN 220940624 U CN220940624 U CN 220940624U
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- gas
- plate
- chamber
- chamber case
- carbon dioxide
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 96
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 28
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 22
- 238000005984 hydrogenation reaction Methods 0.000 title claims description 11
- 230000003197 catalytic effect Effects 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 13
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 10
- 239000011148 porous material Substances 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 15
- 239000001257 hydrogen Substances 0.000 abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 78
- 239000007788 liquid Substances 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 first chamber case 1 Chemical compound 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to the technical field of methanol preparation, in particular to a reaction device for preparing methanol by adding hydrogen into carbon dioxide, which comprises a first cavity box, wherein a heating plate is fixedly arranged between the top end of the relay box and the inner wall of the top end of the first cavity box, a copper alloy pipe is fixedly communicated with the top end of the relay box, a copper aluminum alloy pipe is fixedly arranged at the bottom of one end of a pipeline fixedly arranged at the top end of the first cavity box, a heating ring is fixedly arranged on the inner wall of the copper aluminum alloy pipe, a sieve pore pipe is fixedly communicated with the top end of the first cavity box and the bottom of one end of the pipeline fixedly arranged at the top end of the second cavity box, and an air guide catalytic pipe is fixedly arranged between the inner sides of support plates of the inner walls of the second cavity box.
Description
Technical Field
The utility model relates to the technical field of methanol preparation, in particular to a reaction device for preparing methanol by adding hydrogen into carbon dioxide.
Background
In the preparation of methanol, raw material gas is required to be introduced into a reactor for preparation, synthesis gas enters a catalyst area after entering a central distribution pipe from an opening at the bottom end of the central distribution pipe, synthesis gas reacts under the action of the catalyst to generate methanol, and the reacted mixed gas directly contacts with the catalyst area comprehensively and flows into an outlet collector for purification through subsequent rectification.
After the synthesis reaction, the methanol is in a liquid form and also in a gaseous form, wherein less amount of the methanol in the liquid form needs to be collected independently to influence the overall subsequent treatment efficiency, so that the reaction device for preparing the methanol from the carbon dioxide hydrogenation gas is provided for solving the problems.
Disclosure of Invention
The utility model aims to provide a reaction device for preparing methanol by adding hydrogen into carbon dioxide, which aims to solve the problems that after the synthesis reaction, the methanol is in a liquid form and also in a gaseous form, and the methanol in the liquid form with less components needs to be collected independently, so that the overall subsequent treatment efficiency is influenced.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a reaction unit of carbon dioxide hydrogenation gas preparation methyl alcohol, includes first chamber case, first chamber case right-hand member is fixed to be provided with the second chamber case, first chamber case left end fixedly connected with first gas flow valve and second gas flow valve, the fixed outer ring shell and the inner ring shell that are provided with between first chamber case bottom inside and the middle level extension board, the inside fixed orifice plate and the baffle that are provided with of inner ring shell, fixed exhaust plate and the annular plate of being provided with between outer ring shell and the inner ring shell inboard, the fixed relay box that is provided with in first chamber case middle layer extension board top, fixed being provided with the hot plate between relay box top and the first chamber case top inner wall, the fixed intercommunication in relay box top is provided with the ultraviolet alloy pipe, the fixed copper aluminum alloy pipe that is provided with in pipeline one end bottom of first chamber case top, second chamber case top, the fixed be provided with the copper aluminum alloy pipe inner wall, the fixed hole that is provided with in pipeline bottom fixedly connected with in first chamber case top, second chamber case top and the fixed one end extension board inner wall, the fixed connection of second chamber bottom fixed with the second chamber bottom extension board, the fixed gas flow between the fixed inner wall of second chamber bottom extension board, the fixed gas flow disc is provided with the second chamber bottom fixed connection.
Preferably, the first gas flow valve one end intercommunication trachea and the second gas flow valve one end intercommunication trachea all with outer loop shell, interior loop shell fixed communication setting, the fixed pipeline one end bottom fixed intercommunication that sets up in copper alloy pipe top and first chamber case top, second chamber case top.
Preferably, the inner annular shell inner wall between the vertical heights of the pore plate and the partition plate is provided with a lateral hole, and the vertical height of the lateral hole provided on the inner annular shell inner wall is positioned between the vertical heights of the exhaust plate and the annular plate.
Preferably, the vertical cross sections of the first semicircular pad, the second semicircular pad, the third semicircular pad and the fourth semicircular pad are semicircular, and the distribution position structures of the first semicircular pad, the second semicircular pad, the third semicircular pad and the fourth semicircular pad are arranged in a 90-degree rotation mode in sequence.
Preferably, the copper-based catalyst is arranged on the inner wall of the air guide hole formed in the air guide catalytic tube, the top of the air guide hole in the air guide catalytic tube is communicated with the first conical disc, and the bottom of the air guide hole in the air guide catalytic tube is communicated with the second conical disc.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the first cavity box, the second cavity box, the first gas flow valve, the second gas flow valve, the outer annular shell, the inner annular shell, the pore plate, the partition plate, the exhaust plate, the annular plate, the relay box, the heating plate, the copper alloy pipe, the copper aluminum alloy pipe, the heating ring, the sieve pore pipe, the first conical disk, the gas guide catalytic pipe, the second conical disk and the third gas flow valve, the reaction chamber for preparing methanol gas by introducing carbon dioxide gas and hydrogen gas is provided, the carbon dioxide gas and the hydrogen gas introduced into the device can be mixed, preheated and catalytically reacted to generate methanol, the temperature of a reaction mixed gas can be increased, the temperature of the mixed gas after the reaction is higher than the boiling point of the methanol by 64.7 ℃, and the mixed gas after the reaction is kept in a gaseous state through the third gas flow valve, so that the problem that after the synthesis reaction of the reaction device for preparing methanol by using partial carbon dioxide hydrogenation gas, the methanol is in a liquid form and the gaseous state is only required to be singly collected, and the overall subsequent treatment efficiency is affected is solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present utility model;
FIG. 4 is a schematic top view of an exhaust plate according to the present utility model;
FIG. 5 is a schematic diagram of the distribution structure of the heating plate of the present utility model;
FIG. 6 is a schematic view of a heating ring mounting structure of the present utility model;
FIG. 7 is a schematic top view of the gas-guiding catalytic tube of the present utility model.
In the figure: 1. a first chamber box; 2. a second chamber box; 3. a first gas flow valve; 4. a second gas flow valve; 5. an outer annular shell; 6. an inner annular shell; 7. an orifice plate; 8. a partition plate; 9. an exhaust plate; 10. a ring plate; 11. a relay box; 12. a heating plate; 13. a copper alloy tube; 14. a copper-aluminum alloy tube; 15. a heating ring; 16. a screen hole pipe; 17. a first conical disc; 18. an air guide catalytic tube; 19. a second conical disk; 20. and a third gas flow valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, the present utility model provides a technical solution:
The utility model provides a reaction unit of carbon dioxide hydrogenation gas preparation methyl alcohol, including first chamber case 1, first chamber case 1 right-hand member is fixed to be provided with second chamber case 2, first chamber case 1 left end fixedly connected with first gas flow valve 3 and second gas flow valve 4, first chamber case 1 bottom is inside and fixed be provided with outer loop shell 5 and inner loop shell 6 between the middle level extension board, inner loop shell 6 inside is fixed to be provided with orifice plate 7 and baffle 8, fixed be provided with exhaust plate 9 and ring plate 10 between outer loop shell 5 and the inner loop shell 6 inboard, first chamber case 1 middle layer extension board top is fixed to be provided with relay case 11, relay case 11 top and first chamber case 1 top inner wall between fixed be provided with hot plate 12, relay case 11 top fixedly connected with copper alloy pipe 13, first chamber case 1 top, second chamber case 2 top fixed pipeline one end bottom fixedly provided with copper aluminum alloy pipe 14, copper aluminum alloy pipe 14 inner wall is fixed to be provided with heating ring 15, first chamber case 1 top, second chamber case 2 top fixed be provided with aluminum alloy pipe hole 16 and second bore hole bottom fixed to be provided with between the inner side of second chamber case 2 extension board, second chamber case 2 inner wall 16 fixed to be provided with gas flow disc fixed to be connected with between the second chamber case 2 top, second chamber case 1 inner wall 2 inner wall fixed to be provided with gas flow disc fixed to be provided with between the second chamber case 2 inner wall 20, second chamber case 1 top and second chamber case 1 top fixed be provided with gas flow plate inside.
As shown in fig. 2-7, through the first chamber box 1, the second chamber box 2, the first gas flow valve 3, the second gas flow valve 4, the outer ring shell 5, the inner ring shell 6, the pore plate 7, the partition plate 8, the exhaust plate 9, the ring plate 10, the relay box 11, the heating plate 12, the copper alloy pipe 13, the copper aluminum alloy pipe 14, the heating ring 15, the sieve pore pipe 16, the first conical disk 17, the gas guide catalytic pipe 18, the second conical disk 19 and the third gas flow valve 20, wherein a communication gas pipe at one end of the first gas flow valve 3 and a communication gas pipe at one end of the second gas flow valve 4 are fixedly communicated with the outer ring shell 5 and the inner ring shell 6, and the top of the copper alloy pipe 13 is fixedly communicated with the bottom of one end of a pipeline fixedly arranged at the top end of the first chamber box 1 and the top of the second chamber box 2; lateral holes are formed in the inner wall of the inner annular shell 6 between the vertical heights of the orifice plate 7 and the partition plate 8, and the vertical heights of the lateral holes formed in the inner wall of the inner annular shell 6 are located between the vertical heights of the exhaust plate 9 and the annular plate 10; the inner wall of the gas guide hole formed in the gas guide catalytic tube 18 is provided with a copper-based catalyst, the top of the gas guide hole in the gas guide catalytic tube 18 is communicated with the first conical disk 17, the bottom of the gas guide hole in the gas guide catalytic tube 18 is communicated with the second conical disk 19, before the device is used, the first gas flow valve 3 is filled with carbon dioxide gas to extrude air in a gas transmission space in the device, and then the first gas flow valve 3 and the second gas flow valve 4 are filled with carbon dioxide gas and hydrogen gas into the inner annular shell 6, so that the volume flow of the carbon dioxide gas and the volume flow of the hydrogen gas are about 1:3.
The working flow is as follows: the utility model provides a reaction chamber for preparing methanol gas by introducing carbon dioxide gas and hydrogen gas, which can mix and preheat the carbon dioxide gas and the hydrogen gas which are introduced into the device and catalytically react to generate methanol, before the device is used, the first gas flow valve 3 is introduced with the carbon dioxide gas to extrude air in a gas transmission space in the device, then the first gas flow valve 3 and the second gas flow valve 4 blow the carbon dioxide gas and the hydrogen gas into the inner annular shell 6, so that the volume flow of the carbon dioxide gas and the volume flow of the hydrogen gas are about 1:3, the carbon dioxide gas and the hydrogen gas are mixed and exhausted through the outer annular shell 5, the inner annular shell 6, the orifice plate 7, the partition plate 8, the exhaust plate 9 and the annular plate 10, the heating plate 12 preheats the gas flowing in the inner part of the copper alloy tube 13, and then the mixed gas exhausted through the through hole through the inner wall of the sieve hole tube 16 circulates and heats under the action of the heating ring 15 which is arranged in the inner part of the copper-aluminum alloy tube 14, the temperature of the mixed gas is higher than the boiling point of methanol, the volume flow of the carbon dioxide gas and the hydrogen gas is blown into the inner annular shell 6, the volume flow of the carbon dioxide gas and the hydrogen gas is about 1:3, the volume flow of the carbon dioxide gas and the hydrogen gas is catalyzed by the copper base arranged on the inner wall of the gas tube 18, the gas of the heating tube is used for preparing the methanol, the mixed gas and the methanol gas can react at the temperature of the three-phase reaction device, and the methanol gas is kept at the temperature, and the temperature is high temperature, and can be used for the three-phase reaction, and the reaction device is after the temperature is the gas is kept.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a reaction unit of carbon dioxide hydrogenation gas preparation methyl alcohol, includes first chamber case (1), its characterized in that: the utility model discloses a heating device, including first chamber case (1), second chamber case (2) are fixedly provided with in first chamber case (1) right-hand member, first chamber case (1) left end fixedly connected with first gas flow valve (3) and second gas flow valve (4), fixed outer loop shell (5) and inner loop shell (6) of being provided with between first chamber case (1) bottom inside and the middle level extension board, inner loop shell (6) inside fixedly provided with orifice plate (7) and baffle (8), fixed exhaust plate (9) and ring plate (10) of being provided with between outer loop shell (5) and inner loop shell (6) inboard, first chamber case (1) middle level extension board top fixedly provided with relay case (11), fixed hot plate (12) are provided with between relay case (11) top and first chamber case (1) top inner wall, relay case (11) top fixedly connected with purple copper alloy pipe (13), first chamber case (1) top, second chamber case (2) top fixedly provided with pipeline bottom fixedly provided with aluminium alloy pipe (14), fixed loop (14) are provided with copper pipe (14) top fixed to be provided with between first chamber case (1) top, second chamber case (1) top fixed with fixed pipeline (14), the novel gas guide catalytic tube is characterized in that a first conical disc (17) is fixedly arranged on the outer side of the copper-aluminum alloy tube (14) and on the inner wall support plate of the second chamber box (2), a gas guide catalytic tube (18) is fixedly arranged between the inner sides of the inner wall support plates of the second chamber box (2), a second conical disc (19) is fixedly arranged at the bottom of the inner wall support plate of the second chamber box (2), and a third gas flow valve (20) is fixedly communicated with the inner part of the right end of the second chamber box (2).
2. The reaction device for preparing methanol from carbon dioxide hydrogenation gas according to claim 1, wherein: the device is characterized in that the first gas flow valve (3) is fixedly communicated with the outer ring shell (5) and the inner ring shell (6), the first gas flow valve (3) is communicated with the gas pipe, the second gas flow valve (4) is communicated with the gas pipe, and the top of the copper alloy pipe (13) is fixedly communicated with the bottom of one end of a pipeline fixedly arranged at the top of the first cavity box (1) and the top of the second cavity box (2).
3. The reaction device for preparing methanol from carbon dioxide hydrogenation gas according to claim 1, wherein: lateral holes are formed in the inner wall of the inner ring shell (6) between the vertical heights of the pore plate (7) and the partition plate (8), and the vertical heights of the lateral holes formed in the inner wall of the inner ring shell (6) are located between the vertical heights of the exhaust plate (9) and the ring plate (10).
4. The reaction device for preparing methanol from carbon dioxide hydrogenation gas according to claim 1, wherein: the inner part of the bottom end of the relay box (11) and the inner part of the middle layer support plate of the first cavity box (1) are respectively provided with a round hole, the exhaust plate (9) is a round ring plate with round holes formed in the inner part, and the ring plate (10) is a round ring plate at the bottom of the exhaust plate (9).
5. The reaction device for preparing methanol from carbon dioxide hydrogenation gas according to claim 1, wherein: the copper-based catalyst is arranged on the inner wall of the air guide hole formed in the air guide catalytic tube (18), the top of the air guide hole in the air guide catalytic tube (18) is communicated with the first conical disc (17), and the bottom of the air guide hole in the air guide catalytic tube (18) is communicated with the second conical disc (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322514059.XU CN220940624U (en) | 2023-09-15 | 2023-09-15 | Reaction device for preparing methanol from carbon dioxide hydrogenation gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322514059.XU CN220940624U (en) | 2023-09-15 | 2023-09-15 | Reaction device for preparing methanol from carbon dioxide hydrogenation gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220940624U true CN220940624U (en) | 2024-05-14 |
Family
ID=91025475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322514059.XU Active CN220940624U (en) | 2023-09-15 | 2023-09-15 | Reaction device for preparing methanol from carbon dioxide hydrogenation gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220940624U (en) |
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2023
- 2023-09-15 CN CN202322514059.XU patent/CN220940624U/en active Active
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