CN219186848U - Liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor - Google Patents
Liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor Download PDFInfo
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- CN219186848U CN219186848U CN202222537758.1U CN202222537758U CN219186848U CN 219186848 U CN219186848 U CN 219186848U CN 202222537758 U CN202222537758 U CN 202222537758U CN 219186848 U CN219186848 U CN 219186848U
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Abstract
The utility model relates to a liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor, which consists of a microchannel reactor main body (1), a heat transfer jacket layer (2), a fluid inlet (3), a fluid outlet (4), a heat exchange medium outlet (5), a heat exchange medium inlet (6), a lower support plate (7), a micro straight tube reaction cavity (8), a fluid self-cyclone (9) and an upper support plate (10), wherein the heat transfer jacket layer (2) is attached to the outside of the microchannel reactor main body (1), the lower support plate (7), the fluid self-cyclone (9), the micro straight tube reaction cavity (8) and the upper support plate (10) are sequentially arranged in the microchannel reactor main body (1) from bottom to top, and a plurality of groups of fluid self-cyclone (9) and micro straight tube reaction cavities (8) can be placed in the microchannel reactor main body (1) according to requirements. The utility model has the advantages of reasonable structure, wide application range, safe use and the like.
Description
Technical field:
the utility model relates to a liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor, and belongs to the technical field of chemical reactor design.
The background technology is as follows:
the reactor is not separated in industries such as fine chemical engineering, petrochemical engineering, pharmaceutical chemical engineering, metallurgy, light industry and the like, and is used as equipment for realizing a reaction process, a tubular reactor and a kettle reactor are common reactors, and common reactions are as follows: homogeneous phase/liquid, gas/solid/liquid, heterogeneous phase reactions.
The microchannel reactor has the advantages of large specific surface area, strong heat and mass transfer performance, good process tolerance and the like, and has excellent performances on the aspects of strong exothermic reaction, unstable reaction of reactants or products, rapid reaction with strict reactant proportioning requirements, dangerous chemical reaction, high-temperature and high-pressure reaction and the like, and the microchannel reactor can shorten the reaction time, improve the reaction selectivity, improve the product yield and purity, eliminate potential safety hazards and the like.
The fluid flow state in the microchannel reactor is relatively close to that of plug flow, so that the axial diffusion effect in the reactor is reduced, and the reaction time can be precisely controlled. The microchannel reactor has a large heat transfer area, has great advantages in heat transfer and mass transfer, and can effectively control the reaction temperature, thereby improving the selectivity of chemical reaction.
The utility model comprises the following steps:
the utility model aims to solve the technical problems of providing a liquid-liquid/liquid-solid two-phase flow spinning flow tube type microchannel reactor which is suitable for liquid-liquid homogeneous phase mixing reaction, liquid-liquid heterogeneous phase mixing reaction and liquid-solid heterogeneous phase mixing reaction, has a simple structure and is safe to use.
The utility model discloses a liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor, which comprises a microchannel reactor main body (1), a heat transfer jacket layer (2), a fluid inlet (3), a fluid outlet (4), a heat exchange medium outlet (5), a heat exchange medium inlet (6), a lower support plate (7), a micro straight tube reaction cavity (8), a fluid self-cyclone (9) and an upper support plate (10), and is characterized in that: the micro-channel reactor is characterized in that a heat transfer jacket layer (2) is attached to the outside of the micro-channel reactor body (1), a fluid outlet (4) is connected to the upper end of the micro-channel reactor body (1), a fluid inlet (3) is connected to the lower end of the micro-channel reactor body, a heat exchange medium outlet (5) is arranged at the lower end of the heat transfer jacket layer (2), a heat exchange medium inlet (6) is arranged at the upper end of the heat transfer jacket layer (2), and a lower supporting plate (7), a fluid self-cyclone (9), a micro-straight tube reaction cavity (8) and an upper supporting plate (10) are sequentially arranged in the micro-channel reactor body (1) from bottom to top.
The fluid self-cyclone (9) and the micro-straight tube reaction cavity (8) are a group, and a plurality of groups can be placed in the micro-channel reactor main body (1) according to the requirement.
The fluid self-cyclone (9) is provided with an inlet (11) below, the inlet (11) is connected with a baffle (13) through a supporting rod (12), the fluid self-cyclone (9) is provided with an outlet (14) above, liquid flows into the fluid self-cyclone (9) from the inlet (11), and flows out from the outlet (14) after spin mixing under the action of the baffle (13).
The micro-straight tube reaction cavity (8) can be filled with a solid catalyst or used in a vacant way.
The temperature of the micro-channel reactor main body (1) is controlled by heating or cooling the heat transfer jacket layer (2), when the micro-channel reactor main body (1) needs to be heated, fluid flowing in the heat transfer jacket layer (2) is high-temperature fluid, and when the micro-channel reactor main body (1) needs to be cooled, the fluid in the heat transfer jacket layer (2) is low-temperature cold fluid.
The micro-channel reactor main body (1) is made of the following materials: glass or stainless steel or alloy material or engineering plastic, the use temperature is as follows: -50-900 ℃, using pressure: vacuum or normal pressure or pressurization.
The beneficial effects of the utility model are as follows:
1. different kinds of liquid enter the micro-channel reactor main body (1), then enter the fluid self-cyclone (9) and enter the micro-straight tube reaction cavity (8) to react, and then enter the next micro-straight tube reaction cavity (8) to react through the next fluid self-cyclone (9). A plurality of fluid self-cyclones (9) and a plurality of micro-straight tube reaction chambers (8) form a complete tubular microchannel reactor.
2. The application range is wide. The reactor is suitable for liquid-liquid phase homogeneous mixed reaction and liquid-liquid phase heterogeneous mixed reaction, such as: liquid phase nitration, sulfonation, polymerization, condensation and other reaction processes.
Description of the drawings:
FIG. 1 is a schematic diagram of a liquid-liquid/liquid-solid two-phase flow spin-flow tube microchannel reactor.
Fig. 2 is a schematic structural view of the fluid cyclone (9).
The specific embodiment is as follows:
the utility model is described in further detail below with reference to the accompanying drawings:
as shown in figure 1, the liquid-liquid/liquid-solid two-phase flow spin flow tube type micro-channel reactor consists of a micro-channel reactor main body (1), a heat transfer jacket layer (2), a fluid inlet (3), a fluid outlet (4), a heat exchange medium outlet (5), a heat exchange medium inlet (6), a lower support plate (7), a micro-straight tube reaction cavity (8), a fluid self-cyclone (9) and an upper support plate (10), wherein the heat transfer jacket layer (2) is attached to the outside of the micro-channel reactor main body (1), the fluid outlet (4) is connected to the upper end of the micro-channel reactor main body (1), the fluid inlet (3) is connected to the lower end of the micro-channel reactor main body (1), the heat exchange medium outlet (5) is arranged at the lower end of the heat transfer jacket layer (2), the heat exchange medium inlet (6) is sequentially arranged in the micro-channel reactor main body (1), the lower support plate (7), the fluid self-cyclone (9), the micro-straight tube reaction cavity (8) and the upper support plate (10) can be filled with a solid catalyst or used, the fluid self-cyclone (9) and the micro-straight tube reaction cavity (8) can be provided with a plurality of groups of fluid inlets (11) according to the requirements of the micro-channel reactor main body (1), the inlet (11) is connected with the baffle (13) through the supporting rod (12), the outlet (14) is arranged on the fluid self-cyclone (9), liquid flows into the fluid self-cyclone (9) from the inlet (11), and flows out from the outlet (14) after spin mixing under the action of the baffle (13).
The micro-channel reactor main body (1) is made of the following materials: glass or stainless steel or alloy material or engineering plastic, the use temperature is as follows: -50-900 ℃, using pressure: vacuum or normal pressure or pressurization. The temperature of the microchannel reactor body (1) is controlled by heating or cooling of the heat transfer jacket layer (2). When the micro-channel reactor main body (1) needs to be heated, fluid flowing in the heat transfer jacket layer (2) is high-temperature hot fluid, and when the micro-channel reactor main body (1) needs to be cooled, the fluid in the heat transfer jacket layer (2) is low-temperature cold fluid.
The description and the application of the present utility model are illustrative, and it is not intended to limit the scope of the utility model to the above-described embodiments, and therefore, the utility model is not limited to the embodiments, and any technical solution obtained by using equivalent substitution is within the scope of the utility model.
Claims (6)
1. The utility model provides a liquid-liquid/liquid-solid two-phase flow spin flow tubular microchannel reactor, includes microchannel reactor main part (1), heat transfer jacket layer (2), fluid entry (3), fluid export (4), heat transfer medium export (5), heat transfer medium entry (6), lower backup pad (7), little straight tube reaction chamber (8), fluid from swirler (9) and last backup pad (10), its characterized in that: the micro-channel reactor is characterized in that a heat transfer jacket layer (2) is attached to the outside of the micro-channel reactor body (1), a fluid outlet (4) is connected to the upper end of the micro-channel reactor body (1), a fluid inlet (3) is connected to the lower end of the micro-channel reactor body, a heat exchange medium outlet (5) is arranged at the lower end of the heat transfer jacket layer (2), a heat exchange medium inlet (6) is arranged at the upper end of the heat transfer jacket layer (2), and a lower supporting plate (7), a fluid self-cyclone (9), a micro-straight tube reaction cavity (8) and an upper supporting plate (10) are sequentially arranged in the micro-channel reactor body (1) from bottom to top.
2. The liquid-liquid/liquid-solid two-phase flow spin flow tube microchannel reactor according to claim 1, wherein: the fluid self-cyclone (9) and the micro-straight tube reaction cavity (8) are a group, and a plurality of groups can be placed in the micro-channel reactor main body (1) according to the requirement.
3. The liquid-liquid/liquid-solid two-phase flow spin flow tube microchannel reactor according to claim 1, wherein: the fluid self-cyclone (9) is provided with an inlet (11) below, the inlet (11) is connected with a baffle (13) through a supporting rod (12), the fluid self-cyclone (9) is provided with an outlet (14) above, liquid flows into the fluid self-cyclone (9) from the inlet (11), and flows out from the outlet (14) after spin mixing under the action of the baffle (13).
4. The liquid-liquid/liquid-solid two-phase flow spin flow tube microchannel reactor according to claim 1, wherein: the micro-straight tube reaction cavity (8) can be filled with a solid catalyst or used in a vacant way.
5. The liquid-liquid/liquid-solid two-phase flow spin flow tube microchannel reactor according to claim 1, wherein: the temperature of the micro-channel reactor main body (1) is controlled by heating or cooling the heat transfer jacket layer (2), when the micro-channel reactor main body (1) needs to be heated, fluid flowing in the heat transfer jacket layer (2) is high-temperature fluid, and when the micro-channel reactor main body (1) needs to be cooled, the fluid in the heat transfer jacket layer (2) is low-temperature cold fluid.
6. The liquid-liquid/liquid-solid two-phase flow spin flow tube microchannel reactor according to claim 1, wherein: the micro-channel reactor main body (1) is made of the following materials: glass or stainless steel or alloy material or engineering plastic, the use temperature is as follows: -50-900 ℃, using pressure: vacuum or normal pressure or pressurization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222537758.1U CN219186848U (en) | 2022-09-20 | 2022-09-20 | Liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222537758.1U CN219186848U (en) | 2022-09-20 | 2022-09-20 | Liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor |
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| Publication Number | Publication Date |
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| CN219186848U true CN219186848U (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222537758.1U Active CN219186848U (en) | 2022-09-20 | 2022-09-20 | Liquid-liquid/liquid-solid two-phase flow spin flow tube type microchannel reactor |
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| Country | Link |
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| CN (1) | CN219186848U (en) |
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