CN215586453U

CN215586453U - Micro-channel reactor convenient to mix

Info

Publication number: CN215586453U
Application number: CN202122350393.7U
Authority: CN
Inventors: 王军; 陶万进; 罗文涛; 游旭
Original assignee: Guizhou Micro Chemical Technology Co ltd
Current assignee: Guizhou Micro Chemical Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-01-21
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a micro-channel reactor convenient for mixing, which comprises: the device comprises a reactor, a cover plate, a heat exchange plate, circulation holes, a runner plate, plate teeth, a medium partition plate, a circulation channel and a communicating pipe; two cover plates are arranged in the reactor, the cover plates are of a groove structure, circulation holes are formed in the cover plates, heat exchange plates, flow channel plates and medium partition plates are arranged on the side wall of the reactor between the cover plates, tooth openings are formed in the flow channel plates, and plate teeth are arranged on the flow channel plates at the tooth openings; the cover plate is internally provided with a circulation channel which is communicated with each other through a communicating pipe. The two materials or the multiphase materials are mixed well in the early stage of the reaction.

Description

Micro-channel reactor convenient to mix

Technical Field

The utility model relates to the technical field of mixing, in particular to a micro-channel reactor convenient for mixing.

Background

In the chemical production process, two materials or multi-phase materials are necessary to be well mixed in the early stage of reaction, so that the mass transfer, heat transfer and the like in a system can be enhanced while side reactions and by-products are reduced.

In the case of incorrect or inadequate mixing of the two or more phases, there is a high probability that the reaction rate, the throughput and the selectivity will be reduced or the impurity concentration will be increased, which leads to a considerable increase in the production costs. In the traditional chemical production process, a reaction kettle and a stirring device are mainly adopted for improving the mixing strength of materials, and because the relative flow velocity of the whole flow section is uneven, the specific surface area is lower, the reaction efficiency is slower, the generation of byproducts and the reduction of impurity concentration and the like are difficult to effectively control in the stirring process; in addition, the stirring device belongs to movable equipment, has a plurality of easily damaged parts, high maintenance cost and large power consumption, and simultaneously has low safety factor when the reaction pressure is too high and the temperature is too high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a micro-channel reactor convenient for mixing, which solves the problem that two materials or multi-phase materials are not easy to be well mixed in the early stage of reaction.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a microchannel reactor for facilitating mixing, comprising: the device comprises a reactor, a cover plate, a heat exchange plate, circulation holes, a runner plate, plate teeth, a medium partition plate, a circulation channel and a communicating pipe;

two cover plates are arranged in the reactor, the cover plates are of a groove structure, circulation holes are formed in the cover plates, heat exchange plates, flow channel plates and medium partition plates are arranged on the side wall of the reactor between the cover plates, tooth openings are formed in the flow channel plates, and plate teeth are arranged on the flow channel plates at the tooth openings;

the cover plate is internally provided with a circulation channel which is communicated with each other through a communicating pipe.

Further, the method comprises the following steps of; an inclined plate is arranged in the reactor, and the inclined plate is uniformly opened;

a middle hopper is arranged in the reactor, and an output port is arranged at the lower part of the middle hopper;

the side wall of the reactor is provided with a first circulating pipe, and the first circulating pipe is provided with a first power pump.

Further, the method comprises the following steps of; the reactor is connected with a liquid inlet pipe, the liquid inlet pipe is connected with a material box, and the top of the material box is connected with a box plate;

one side of the reactor is connected with an air inlet pipe, and an air pump is arranged on the air inlet pipe.

Further, the method comprises the following steps of; the side wall of the reactor is provided with a cavity structure, and the upper part and the lower part of the side wall of the cavity structure of the reactor are connected with water pipes;

and a second circulating pipe is arranged on the side wall of the reactor cavity structure, and is provided with a second power pump, a heater and a cooler.

Further, the method comprises the following steps of; and a temperature sensor is arranged in the reactor, and the temperature sensor, the second power pump, the heater and the cooler are all connected with the controller.

Further, the method comprises the following steps of; the reactor is connected with a discharge pipe, and the water pipe, the liquid inlet pipe and the discharge pipe are all provided with control valves.

Compared with the prior art, the utility model has at least one of the following beneficial effects:

1. the utility model provides a reaction stoste gets into the reactor in, the circulation passageway of apron inside is entered into through the opening of upper portion apron to the reaction liquid, through communicating pipe intercommunication between the circulation passageway, the stoste passes through communicating pipe, the opening of the apron of rethread lower part, be convenient for mix between the reaction stoste, in the time of the reaction, the runner plate, the setting of medium baffle and heat transfer plate, the medium baffle all fills there is the medium liquid to the apron department of upper portion or lower part, play certain heat transfer effect, the liquid in the circulation passageway of being convenient for mixes.

2. The liquid entering the reactor is convenient to be mixed to a certain extent through the inclined plate and the middle hopper, and the first circulating pipe is convenient to be mixed.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a plan view of the flow field plate of the present invention.

FIG. 3 is a schematic view of the connection of the reactor of the present invention.

Fig. 4 is a sectional view of the cover plate of the present invention.

In the figure: the device comprises a reactor 1, a cover plate 2, a heat exchange plate 2, a circulation hole 4, a flow channel plate 5, plate teeth 6, a medium partition plate 7, a circulation channel 8, a communicating pipe 9, an inclined plate 10, an intermediate hopper 11, a first circulation pipe 12, a first power pump 13, a liquid inlet pipe 14, a material box 15, a box plate 16, an air inlet pipe 17, an air pump 18, a water pipe 19, a control valve 20, a second circulation pipe 21, a second power pump 22, a heater 23, a cooler 24, a temperature sensor 25, a controller 26, a discharge pipe 27 and a control valve 28.

Detailed Description

Fig. 1 to 4 illustrate the present invention, so that the objects, technical solutions and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example 1:

a microchannel reactor for facilitating mixing, comprising: the device comprises a reactor 1, a cover plate 2, a heat exchange plate 3, a circulation hole 4, a runner plate 5, plate teeth 6, a medium partition plate 7, a circulation channel 8 and a communicating pipe 9;

two cover plates 2 are arranged in the reactor 1, the cover plates 2 are arranged in a groove structure, circulation holes 4 are formed in the cover plates 2, heat exchange plates 3, flow channel plates 5 and medium partition plates 7 are arranged on the side walls of the reactor 1 between the cover plates 2, tooth openings are formed in the flow channel plates 5, and plate teeth 6 are arranged on the flow channel plates 5 at the tooth openings;

a circulation channel 8 is arranged in the cover plate 2, and the circulation channels 8 are communicated through a communication pipe 9; various reaction stostes get into reactor 1 in, the circulation passageway 8 of 2 inside circulation passageways of apron is entered into through circulation hole 4 of upper portion apron 2 to the reaction liquid, through communicating pipe 9 intercommunication between circulation passageway 8, the stoste passes through communicating pipe 9, the circulation hole 4 of apron 2 of rethread lower part, mix between the reaction stoste of being convenient for, during the reaction, runner plate 5, the setting of medium baffle 7 and heat transfer plate 3, medium baffle 7 all fills with medium liquid to 2 departments of apron of upper portion or lower part, play certain heat transfer effect, the liquid in the circulation passageway 8 of being convenient for mixes.

Example 2:

on the basis of the embodiment 1, the reactor 1 is internally provided with the inclined plate 10, and the inclined plate 10 is uniformly opened;

a middle hopper 11 is arranged in the reactor 1, and the lower part of the middle hopper 11 is provided with an output port;

a first circulating pipe 12 is arranged on the side wall of the reactor 1, and a first power pump 13 is arranged on the first circulating pipe 12; the liquid entering the reactor 1 passes through the inclined plate 10 and the middle hopper 11 to be mixed to a certain degree, and the first circulating pipe 12 is arranged to be mixed conveniently.

Example 3:

on the basis of the embodiment 1-2, the reactor 1 is connected with a liquid inlet pipe 14, the liquid inlet pipe 14 is connected with a material box 15, and the top of the material box 15 is connected with a box plate 16;

one side of the reactor 1 is connected with an air inlet pipe 17, and an air pump 18 is arranged on the air inlet pipe 17; the feed box 15 is filled with a reaction solution, and then enters the reactor 1 through the liquid inlet pipe 14, and if the reaction is carried out, the gas raw material is added, and enters the reactor through the gas inlet pipe 17.

Example 4:

on the basis of the embodiments 1-3, the side wall of the reactor 1 is provided with a cavity structure, and the upper part and the lower part of the side wall of the cavity structure of the reactor 1 are connected with a water pipe 19;

a second circulating pipe 21 is arranged on the side wall of the cavity structure of the reactor 1, and a second power pump 22, a heater 23 and a cooler 24 are arranged on the second circulating pipe 21; the cavity structure of the reactor 1 is filled with water, the second power pump 22 on the second circulation pipe 21 is operated according to the temperature in the reactor 1, and the heater 23 or the cooler 24 is selected to be operated according to the temperature requirement.

Example 5:

on the basis of the embodiments 1 to 4, a temperature sensor 25 is arranged in the reactor 1, and the temperature sensor 25, the second power pump 22, the heater 23 and the cooler 24 are all connected with a controller 26; the temperature sensor 25 is arranged to facilitate temperature regulation.

Example 6:

on the basis of the embodiments 1-5, the reactor 1 is connected with a discharge pipe 27, and the water pipe 19, the liquid inlet pipe 14 and the discharge pipe 27 are all provided with control valves 20; the reaction solution in the reactor 1 is discharged through the discharge pipe 27.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. A micro-channel reactor convenient for mixing is characterized in that: the method comprises the following steps: the device comprises a reactor (1), a cover plate (2), a heat exchange plate (3), a circulation hole (4), a runner plate (5), plate teeth (6), a medium partition plate (7), a circulation channel (8) and a communicating pipe (9);

two cover plates (2) are arranged in the reactor (1), the cover plates (2) are arranged in a groove structure, circulation holes (4) are formed in the cover plates (2), heat exchange plates (3), runner plates (5) and medium partition plates (7) are arranged on the side wall of the reactor (1) between the cover plates (2), tooth openings are formed in the runner plates (5), and plate teeth (6) are arranged on the runner plates (5) at the tooth openings;

a circulation channel (8) is arranged in the cover plate (2), and the circulation channel (8) is communicated with each other through a communicating pipe (9).

2. The microchannel reactor of claim 1, wherein the mixing is facilitated by: an inclined plate (10) is arranged in the reactor (1), and the inclined plate (10) is uniformly opened;

a middle hopper (11) is arranged in the reactor (1), and an output port is arranged at the lower part of the middle hopper (11);

the side wall of the reactor (1) is provided with a first circulating pipe (12), and the first circulating pipe (12) is provided with a first power pump (13).

3. The microchannel reactor of claim 1, wherein the mixing is facilitated by: the reactor (1) is connected with a liquid inlet pipe (14), the liquid inlet pipe (14) is connected with a material box (15), and the top of the material box (15) is connected with a box plate (16);

one side of the reactor (1) is connected with an air inlet pipe (17), and an air pump (18) is arranged on the air inlet pipe (17).

4. The microchannel reactor of claim 1, wherein the mixing is facilitated by: the side wall of the reactor (1) is provided with a cavity structure, and the upper part and the lower part of the side wall of the cavity structure of the reactor (1) are connected with a water pipe (19);

the side wall of the cavity structure of the reactor (1) is provided with a second circulating pipe (21), and the second circulating pipe (21) is provided with a second power pump (22), a heater (23) and a cooler (24).

5. The microchannel reactor of claim 1, wherein the mixing is facilitated by: a temperature sensor (25) is arranged in the reactor (1), and the temperature sensor (25), the second power pump (22), the heater (23) and the cooler (24) are all connected with a controller (26).

6. The microchannel reactor of claim 1, wherein the mixing is facilitated by: the reactor (1) is connected with a discharge pipe (27), and the water pipe (19), the liquid inlet pipe (14) and the discharge pipe (27) are all provided with control valves (20).