CN217910358U

CN217910358U - Microchannel reactor

Info

Publication number: CN217910358U
Application number: CN202222167201.3U
Authority: CN
Inventors: 徐强; 万国林; 许国荣
Original assignee: Shandong Wenfeng New Material Technology Co ltd
Current assignee: Shandong Wenfeng New Material Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-29
Anticipated expiration: 2032-08-17

Abstract

The application discloses microchannel reactor relates to reactor technical field, includes: the box, be equipped with the microchannel in the box, the microchannel is the wave, the corner of wave microchannel is equipped with the dead lever, the dead lever crosses the microchannel, the both ends and the box fixed connection of dead lever, the dead lever is fixed the centre at the box with the microchannel. This application is fixed the microchannel in the middle of the box through the dead lever for the microchannel is when the heating, and the heat source dispersion is more even in the both sides of microchannel, and the dead lever can also be fixed the microchannel, prevents that the heat source from driving the microchannel swing, influences the stability of microchannel in the both sides of microchannel.

Description

Microchannel reactor

Technical Field

The application relates to the technical field of reactors, in particular to a microchannel reactor.

Background

The statements in this section merely provide background information related to the present application and may not constitute prior art.

Microchannel reactors can be subdivided into micromixers, micro heat exchangers and microreactors depending on their primary use or function. The micro structure inside the stirring kettle makes the micro reactor possess specific surface area as high as hundreds or thousands of times that of the stirring kettle. The micro-reactor has excellent heat transfer and mass transfer capacity, can realize instant uniform mixing of materials and high-efficiency heat transfer, and therefore, a plurality of reactions which cannot be realized in the conventional reactor can be realized in the micro-reactor.

The patent: CN202220825200.0 discloses a microchannel reactor for preparing a carbon-supported platinum-based alloy catalyst, wherein a microchannel is arranged in a heating medium chamber in a winding manner, so that the microchannel is fixedly connected with the inner wall of the heating medium chamber, and the heating medium chamber can only heat a single-side microchannel during heating, so that the microchannel is heated unevenly and does not have enough heating space.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application provides a microchannel reactor.

The utility model aims at providing a microchannel reactor fixes the microchannel in the middle of the microchannel reactor through the dead lever, makes the heat source evenly heat the microchannel, prevents that the microchannel from being strikeed by the heat source.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a microchannel reactor, comprising: the box, be equipped with the microchannel in the box, the microchannel is the wave, the corner of wave microchannel is equipped with the dead lever, the dead lever crosses the microchannel, the both ends and the box fixed connection of dead lever, the dead lever is fixed the centre at the box with the microchannel.

Preferably, the number of the micro-channels is at least three, the passing time of the raw material in the micro-channels is prolonged, the three micro-channels are sequentially connected end to end, the intervals among the three micro-channels are the same, the three micro-channels are uniformly distributed in the box body, and the three micro-channels are parallel to each other.

Preferably, the fixing rod is perpendicular to the box body, the diameter of the fixing rod is smaller than that of the microchannel, and the fixing rod in the microchannel is equivalent to a collision point, so that raw materials collide in the process of pipeline operation, and the reaction effect is improved.

As a further preferred, the microchannel is a corrugated tube.

As a further preference, the box body is provided with a feed inlet and a discharge outlet, the feed inlet and the discharge outlet are in central symmetry with the center of the box body, and the feed inlet and the discharge outlet are respectively connected with the head and the tail of the microchannel.

Preferably, the box body is further provided with a heat inlet and a heat outlet, the heat inlet is located below the heat outlet, the heat inlet and the heat outlet are respectively connected with a heater through pipelines, the heater is used for providing a heat source for the box body, the heat source is hot water or water vapor, the micro material pipe is heated, and the heat inlet is connected with the heater through a pipeline, so that the heat source can be recycled.

Compared with the prior art, the beneficial effect of this application is:

1. this application is fixed the microchannel in the middle of the box through the dead lever for the microchannel is when the heating, and the heat source dispersion is more even in the both sides of microchannel, and the dead lever can also be fixed the microchannel, prevents that the heat source from driving the microchannel swing, influences the stability of microchannel in the both sides of microchannel.

2. The dead lever of this application is located the microchannel corner for the raw materials removes the in-process at the microchannel, can take place the striking with the dead lever, promotes the raw materials and takes place the reaction, improves reaction rate.

Drawings

FIG. 1 is a front view of the present application;

FIG. 2 is a front cross-sectional view of the present application;

FIG. 3 is a side cross-sectional view of the present application;

FIG. 4 is a schematic connection diagram of the present application;

wherein: 1. the device comprises a box body, 2, a micro-channel, 3, a fixing rod, 4, a feeding hole, 5, a discharging hole, 6, a heat inlet, 7, a heat outlet, 8, a plunger pump, 9, a trough, 10, a heater, 11 and a condenser.

The specific implementation mode is as follows:

the present application is further described with reference to the following drawings and examples.

Example 1

A microchannel reactor, as shown in fig. 1-4, comprising: the box 1, be equipped with microchannel 2 in the box 1, microchannel 2 is the wave, the corner of wave microchannel 2 is equipped with dead lever 3, dead lever 3 crosses microchannel 2, the both ends and box 1 fixed connection of dead lever 3, dead lever 3 fixes microchannel 2 in the centre of box 1, be equipped with feed inlet 4 and discharge gate 5 on the box 1, feed inlet 4 and discharge gate 5 become central symmetry with the center of box 1, feed inlet 4 and discharge gate 5 respectively with microchannel 2's end to end connection, still be equipped with into hot mouth 6 and play hot mouth 7 on the box 1.

The micro-channel 2 has at least three micro-channels 2, the passing time of the raw material in the micro-channels 2 is prolonged, the three micro-channels 2 are sequentially connected end to end, the intervals between the three micro-channels 2 are the same, the three micro-channels 2 are uniformly distributed in the box body 1, and the three micro-channels 2 are parallel to each other.

The fixed rod 3 is vertical to the box body 1, and the fixed rod 3 positioned in the micro-channel 2 is equivalent to a collision point, so that raw materials are collided in the process of pipeline operation, the reaction effect is improved,

the micro-channel 2 is a wave-shaped pipeline.

The fixing rod 3 is made of heat transfer materials, and the diameter of the fixing rod 3 is smaller than that of the micro-channel 2.

The feed inlet 4 and the discharge outlet 5 are in central symmetry with the center of the box body 1.

The heat inlet 6 is located below the heat outlet 7, the heat inlet 6 and the heat outlet 7 are respectively connected with the heater 10 through pipelines, the heater 10 is used for providing a heat source for the box body 1, the heat source is hot water or water vapor, the micro material pipe is heated, and the heat inlet 6 is connected with the heater 10 through a pipeline, so that the heat source can be recycled.

As shown in fig. 4, the feed inlet 4 is connected with an outlet of the plunger pump 8 through a pipeline, an inlet of the plunger pump 8 is connected with the trough 9 through a pipeline, and the discharge outlet 5 is connected with the condenser 11, so that a product subjected to high-temperature reaction is cooled.

The working principle of the application, inject into box 1 through advancing hot mouthful 6 after heating the heat source through heater 10 earlier, heat box 1 and microchannel 2, reach reaction temperature after, with the raw materials through plunger pump 8 through feed inlet 4 suction microchannel 2 in, the raw materials when reacting in microchannel 2, collide with dead lever 3 in microchannel 2, thus at every corner, can both make the raw materials bump, the reaction efficiency of raw materials has been improved, the raw materials moves in corrugated microchannel 2, the reaction time of raw materials in microchannel 2 has been increased, make the raw materials fully react in microchannel 2, and through the fixed of dead lever 3 to microchannel 2, can fix microchannel 2 in the middle part of box 1, prevent that microchannel 2 from being strikeed the emergence and removing by the heat source, and make the heat source encircle around microchannel 2, to microchannel 2 all-round even heating, heating efficiency is higher, finally, reacted raw materials flows out through discharge gate 5 from microchannel 2, flow to condenser 11, after cooling, collect the raw materials that reach normal atmospheric temperature, prevent that the resultant encapsulation is too high.

Although the specific embodiments of the present application have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present application, and it should be understood that those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present application.

Claims

1. A microchannel reactor, comprising: the box, be equipped with the microchannel in the box, the microchannel is the wave, the corner of wave microchannel is equipped with the dead lever, the dead lever crosses the microchannel, the both ends and the box fixed connection of dead lever, the dead lever is fixed the centre at the box with the microchannel.

2. The microchannel reactor of claim 1, wherein there are at least three microchannels, the time of passage of the material through the microchannels is prolonged, the three microchannels are connected end to end in sequence, the three microchannels are spaced at the same interval, the three microchannels are uniformly distributed in the housing, and the three microchannels are parallel to each other.

3. The microchannel reactor of claim 1, wherein the fixing rods are perpendicular to the housing, the diameter of the fixing rods is smaller than that of the microchannels, and the fixing rods located in the microchannels correspond to collision points, so that raw materials collide during the operation of the pipeline, thereby improving the reaction effect.

4. The microchannel reactor of claim 1, wherein the microchannel is an undulating tube.

5. The microchannel reactor of claim 1, wherein the box body is provided with a feed inlet and a discharge outlet, the feed inlet and the discharge outlet are centered with respect to the center of the box body, and the feed inlet and the discharge outlet are respectively connected with the microchannel end to end.

6. The microchannel reactor of claim 1, wherein the housing further comprises a heat inlet and a heat outlet, the heat inlet is located below the heat outlet, the heat inlet and the heat outlet are respectively connected to the heater through a pipeline, the heater is used to provide a heat source for the housing, the heat source is hot water or steam, the microchannel reactor heats the microchannel, and the heat inlet is connected to the heater through a pipeline, so that the heat source can be recycled.