CN205435752U - Annular reactor - Google Patents

Abstract

The utility model discloses an annular reactor, which comprises a coil pipe, a circulating pump outlet, a circulating pump, a circulating pump inlet, a feeding port, a feeding pump and a heating jacket. The feeding pump is connected to the feeding port through a conduit. The utility model uses a circulation pump to make the reaction liquid circulate in the annular reactor to achieve the purpose of stirring, and realizes the uniform distribution of materials in the reaction system according to the turbulent flow phenomenon of the fluid. By setting the feeding pump, the materials can be more evenly dispersed in the reaction system. In the process, due to the turbulent back-mixing phenomenon, the reaction solution will be mixed evenly, the reaction system will be fully contacted, and the reactants will be uniformly distributed. According to this feature, pH adjustment and trace addition of modifiers can also be carried out. Through the flexible heating jacket, heat transfer can be increased. Area, improve heat transfer efficiency, when the flexible heating jacket covers the reaction device 360 degrees without dead angle for heating operation, the fluid can fully contact with the tube wall, with a large heat transfer area, so that the temperature distribution of the reactant system is uniform, without Temperature gradient.

Description

a loop reactor

technical field

The utility model specifically relates to an annular reactor, which belongs to the technical field of reactors.

Background technique

The loop reactor is a new type of reactor developed in recent years. The main feature is that the fluid is forced to make a directional and regular circulation flow through the external mechanical energy, and the mixing, mass transfer, heat transfer and chemical reaction are completed in the flow. Since its appearance, scholars have conducted various researches on it and developed its various application fields. In recent years, it has attracted more and more attention in the fields of polymer synthesis industry, biochemical industry and petrochemical industry because of its simple structure, good heat and mass transfer performance, and high production intensity. The electric stirring in the traditional test is composed of a bracket, a motor, a stirring rod, a speed control device, etc. The installation is cumbersome and sometimes the experimental equipment will be damaged due to improper installation.

Utility model content

The technical problem to be solved by the utility model overcomes the existing defects, and provides an annular reactor. The reaction liquid is circulated in the annular reactor through a circulation pump to achieve the purpose of stirring, and the material in the reaction system is realized according to the turbulent flow phenomenon of the fluid. Uniform distribution, by setting the feeding pump, the material can be dispersed in the reaction system more evenly, the back-mixing phenomenon due to turbulent flow will make the reaction liquid mixed evenly, the reaction system is fully contacted, and the reactants are evenly distributed. According to this feature, pH can also be adjusted The adjustment and the micro-addition of the modifier, through the flexible heating jacket, increase the heat transfer area and improve the heat transfer efficiency. When the flexible heating jacket covers the reaction device 360 degrees without dead angle for heating operation, the fluid can fully contact the tube wall , has a large heat transfer area, makes the temperature distribution of the reactant system uniform and has no temperature gradient, and can effectively solve the problems in the background technology.

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model provides an annular reactor, which comprises a coil pipe, a circulating pump outlet, a circulating pump, a circulating pump inlet, a feeding port, a feeding pump and a heating jacket, the feeding pump is connected to the feeding port through a conduit, and the feeding The material inlet is arranged on the coil pipe, and the coil pipe is wrapped by the heating jacket. The coil pipe is also provided with a circulation pump inlet, and the circulation pump inlet is connected with the circulation pump outlet through the circulation pump.

As a preferred technical solution of the present invention, the heating jacket is made of flexible materials.

The beneficial effects achieved by the utility model are: an annular reactor, the reaction liquid circulates in the annular reactor through a circulating pump to achieve the purpose of stirring, and the uniform distribution of the materials in the reaction system is realized according to the turbulent flow phenomenon of the fluid. The feeding pump can make the material more uniformly dispersed in the reaction system. Due to the back-mixing phenomenon of turbulent flow, the reaction liquid will be mixed evenly, the reaction system will be fully contacted, and the reactants will be uniformly distributed. According to this feature, pH adjustment and modification can also be performed. The micro-addition of the agent, through the flexible heating jacket, increases the heat transfer area and improves the heat transfer efficiency. When the flexible heating jacket covers the reaction device 360 degrees without dead ends for heating operation, the fluid can fully contact the tube wall, and there is a large The heat transfer area makes the temperature distribution of the reactant system uniform and there is no temperature gradient.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model.

In the attached picture:

Fig. 1 is a schematic diagram of the overall structure of a ring reactor described in the embodiment of the present invention;

Labels in the figure: 1. Coil; 2. Circulation pump outlet; 3. Circulation pump; 4. Circulation ring pump inlet; 5. Feed inlet; 6. Feed pump; 7. Heating jacket.

detailed description

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Embodiment: please refer to Fig. 1, a kind of annular reactor of the present utility model, comprises coil pipe 1, circulation pump outlet 2, circulation pump 3, circulation pump inlet 4, feed inlet 5, feeding pump 6 and heating mantle 7, all The feed pump 6 is connected to the feed port 5 through a conduit, the feed port 5 is arranged on the coil 1, the coil 1 is wrapped by the heating jacket 7, and the coil 1 is also provided with a circulation pump inlet 4 , the circulation pump inlet 4 is connected to the circulation pump outlet 2 through the circulation pump 3, and the heating jacket 7 is made of flexible material.

It should be noted that the utility model is an annular reactor. When working, the circulating pump circulates the reaction liquid in the annular reactor to achieve the purpose of stirring, and realizes the uniform distribution of materials in the reaction system according to the turbulent flow phenomenon of the fluid. By setting the feeding pump, the material can be dispersed evenly in the reaction system. Due to the turbulent back-mixing phenomenon, the reaction liquid will be mixed evenly, the reaction system will be fully contacted, and the reactants will be uniformly distributed. According to this feature, pH adjustment and The micro-addition of the modifier increases the heat transfer area and improves the heat transfer efficiency through the flexible heating jacket. When the flexible heating jacket covers the reaction device at 360 degrees without dead angle for heating operation, the fluid can fully contact with the tube wall, and the The large heat transfer area makes the temperature distribution of the reactant system uniform without temperature gradient.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (2)

1. A circular reactor comprising a coiled pipe (1), a circulation pump outlet (2), a circulation pump (3), a circulation pump inlet (4), a feed inlet (5), a feed pump (6) and a heating jacket (7), characterized in that the feeding pump (6) is connected to the feed port (5) through a conduit, the feed port (5) is arranged on the coil (1), and the coil (1) Wrapped by a heating jacket (7), the coil pipe (1) is also provided with a circulation pump inlet (4), and the circulation pump inlet (4) is connected to the circulation pump outlet (2) through the circulation pump (3). 2. A loop reactor according to claim 1, characterized in that, the heating jacket (7) is made of flexible material.