CN213913698U

CN213913698U - Microchannel reactor with cooling function

Info

Publication number: CN213913698U
Application number: CN202022348711.1U
Authority: CN
Inventors: 那日松; 刘佳; 赵熹; 张立新; 王毅
Original assignee: Jiangsu Renming Biotechnology Co ltd
Current assignee: Jiangsu Renming Biotechnology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-08-10
Anticipated expiration: 2030-10-21

Abstract

The utility model provides a microchannel reactor with cooling function, which comprises a main body, an inlet pipe, a mixed pipe group, an upper connecting pipe, a lower connecting pipe, a channel group, a fixed heat conducting block, a heat shield, an electric heating plate, a cooling seat, an outlet pipe, a solenoid valve and a switch group, wherein the mixed pipe group is provided with two parts which are respectively fixed between the upper part and the lower part of the two inner walls of the main body through screws; the heat insulation cover is fixed on the side part of the main body through screws, and an electric heating plate is installed on the inner wall of the heat insulation cover through bolts; the cooling seat is fixed on the inner lower wall of the main body through bolts, and the upper part of the cooling seat is contacted with the lower part of the mixing pipe group at the inner lower part of the main body. The utility model discloses mix nest of tubes, separate the setting of heat exchanger and cooling seat, structural design reactant mixes effectually, and wholly has thermal-insulated effect and is showing protective structure, can realize that rapid stabilization carries out refrigerated function to the reactant, satisfies the requirement and the purpose of work.

Description

Microchannel reactor with cooling function

Technical Field

The utility model belongs to the technical field of the reactor, especially, relate to a microchannel reactor with cooling function.

Background

Microreactors, i.e. microchannel reactors, microreactors having channel equivalent diameters of between 10 and 300 microns (or 1000 microns) fabricated using precision machining techniques, the "micro" of a microreactor meaning that the channels for the process fluid are on the order of microns, and not the small physical dimensions of the microreactor equipment or the small product throughput; the micro-reactor has excellent heat transfer and mass transfer capacity, can realize instantaneous uniform mixing of materials and high-efficiency heat transfer, so that a plurality of reactions which cannot be realized in the conventional reactor can be realized in the micro-reactor.

National patent number CN 208320769U name is a prevent blockking up novel microchannel reactor and includes apron and ultrasonic oscillator under reactor upper cover plate, the reactor, be equipped with several base plates under reactor upper cover plate and the reactor between the apron, be equipped with the microchannel on the base plate, be equipped with the turbulent flow piece in the microchannel, base plate one end is equipped with material B feed inlet, and one end corresponds material B feed inlet in addition and is equipped with the product export. But the current novel microchannel reactor of preventing blockking up has that structural design can not be effectual the reactant that lets in to give together and the reposition of redundant personnel leads to mixing effect relatively poor, and wholly does not possess protective structure and thermal-insulated effect poor easy production adverse effect, can not be fast and stable cool off the reactant and lead to not reaching the problem of work purpose and requirement.

Therefore, it is necessary to develop a microchannel reactor with a cooling function.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a microchannel reactor with cooling function to solve current novel microchannel reactor of preventing blockking up still to have the reactant to mix the effect relatively poor, wholly do not possess protective structure and thermal-insulated effect poor, can not rapid stabilization cool off the reactant and lead to not reaching the problem of operational requirement. The utility model provides a microchannel reactor with cooling function, includes the main part, and the import pipe mixes the nest of tubes, goes up the connecting pipe, and lower connecting pipe, passageway group, fixed heat conduction piece separates heat exchanger, electric plate, cooling seat, outlet pipe, solenoid valve and switch block, wherein: the upper part of the main body is sequentially provided with two inlet pipes, and the lower parts of the two inlet pipes are respectively communicated with the upper part of the mixing pipe group through connecting pipes; the two mixing pipe groups are arranged, one of the mixing pipe groups is fixed between the upper parts of the two inner walls of the main body through screws, the lower part of the mixing pipe group is communicated with an upper connecting pipe, and the upper connecting pipe is fixed between the inner upper walls of the main body through screws; the other one of the mixing pipe group is fixed between the lower parts of the two inner walls of the main body through screws, the upper part of the mixing pipe group is communicated with a lower connecting pipe, and the lower connecting pipe is fixed between the inner lower wall of the main body through screws; the channel group is arranged between the upper connecting pipe and the lower connecting pipe and communicated with the upper connecting pipe and the lower connecting pipe, and a fixed heat-conducting block is arranged between the two sides of the channel group and the inner wall of the main body through a screw; the heat insulation cover is fixed on the side part of the main body through screws, an electric heating plate is installed on the inner wall of the heat insulation cover through bolts, and a heating part of the electric heating plate is in contact with the outer wall of the main body; the cooling seat is fixed on the inner lower wall of the main body through bolts, the upper part of the cooling seat is contacted with the lower part of the mixing pipe group at the inner lower part of the main body, and the lower middle part of the mixing pipe group at the inner lower part of the main body is provided with an outlet pipe in a communication way; the outlet pipe is provided with an electromagnetic valve through a screw, and the electromagnetic valve adopts a DN40 series self-provided switch type gas-liquid electromagnetic valve and is connected with a second independent switch of the switch group through a power cord; the switch group is arranged on the upper side part of the outer surface of the heat shield through screws, and three independent switches are arranged on the switch group and are respectively connected with an external power supply through three groups of power lines.

The two mixing pipe groups are arranged in the same structure and are respectively arranged between the upper wall and the lower wall in the main body in a mirror image mode; mix nest of tubes including being responsible for and being in charge of, wherein be responsible for the flat tubulose that adopts stainless steel material to make and be equipped with two, and one is responsible for and communicates with each other in proper order and installs the branch pipe of three stainless steel material, thereby structural design can be with the reactant that lets in put together after the mixture alright realize effectual reposition of redundant personnel with the reactant after mixing and make follow-up heating reaction process more effective, adopt the upper and lower formula design to let in simultaneously and discharge and realize carrying out effectual mixed furthest's the satisfying use needs to the reactant.

The utility model discloses a heating device, including the passageway group, the passageway group is made for the channel pipe intercombination of a plurality of stainless steel materials, and fixes through fixed heat conduction piece between the passageway group, and this fixed heat conduction piece adopts its both ends of the rectangle form that the steel material made and the inner wall fixed mounting of main part and with the position parallel arrangement that generates heat of electric plate, structural design effectively separately improves the effect of heating with the reactant, thereby and set up the effect that the heat conduction structure messenger was heated more evenly and improved the reaction, reach the requirement of using.

The heat shield is equipped with two and adopts mirror image mode fixed mounting respectively in the both sides portion of main part, and the heat shield adopts the "[" shape that glass fiber material made, should separate and fill the combined material for high heat resistance between heat shield and the main part lateral part, and structural design realizes having the thermal-insulated effect that the effect is showing to the holistic protection of reactor, prevents that the outside is overheated to cause unfavorable influence, simple structure is practical in the reaction process.

The two electric heating plates are respectively and fixedly installed between the heat insulation cover and the side wall of the main body, the DP-190 type electromagnetic heating plates are adopted for the electric heating plates and are connected with the first independent switch of the switch group through power lines, heating of reactants is achieved, and the heating efficiency is improved in a bilateral heating mode to accelerate the reaction speed.

The cooling seats are provided with two cooling seats which are identical in structural arrangement and are respectively fixed on two sides of the inner lower part of the main body, and each cooling seat comprises a bracket and a semiconductor refrigerating sheet; the bracket is made of stainless steel materials and is in a T shape and fixed with the inner lower part of the main body, and the upper part of the bracket is provided with a semiconductor refrigeration piece with the model of TEC 1-12703; the working face of semiconductor refrigeration piece contacts with the lower part of the mixed nest of tubes of lower part in the main part, and the semiconductor refrigeration piece meets through the third independent switch on power cord and the switch block, and structural design realizes the effective cooling to the reactant after the heating, thereby adopts electron semiconductor to lead temperature cooling method fast and stable to enable cooling work and can carry out safely and accomplish whole reaction sequence, satisfies the work needs.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the setting of mixing the nest of tubes, thereby structural design can be with the reactant that lets in put together and mix and realize that effectual reposition of redundant personnel makes follow-up heating reaction process more effective, adopts the upper and lower formula design to let in simultaneously and discharge and realize carrying out effectual mixed furthest's satisfying use needs to the reactant.

2. The utility model discloses separate the setting of heat exchanger, structural design realizes having the thermal-insulated effect that the effect is showing to the holistic protection of reactor, prevents that the outside is overheated to cause unfavorable influence, and simple structure is practical.

3. The utility model discloses the setting of cooling seat, structural design realizes the effective cooling to heating back reactant, and adopts electron semiconductor to lead temperature cooling method rapid stabilization to enable cooling work and can carry out the whole reaction sequence of completion safely, satisfies the work needs.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the mixing tube assembly of the present invention.

Fig. 3 is a schematic structural diagram of the cooling seat of the present invention.

In the figure:

the heat-insulation and heat-insulation integrated circuit comprises a main body 1, an inlet pipe 2, a mixing pipe group 3, a main pipe 31, a branch pipe 32, an upper connecting pipe 4, a lower connecting pipe 5, a channel group 6, a fixed heat-conduction block 7, a heat-insulation cover 8, an electric heating plate 9, a cooling seat 10, a support 101, a semiconductor refrigerating sheet 102, an outlet pipe 11, an electromagnetic valve 12 and a switch group 13.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

As shown in figures 1 to 3.

The utility model provides a pair of microchannel reactor with cooling function, including main part 1, import pipe 2, mix nest of tubes 3, go up even pipe 4, even pipe 5 down, passageway group 6, fixed heat conduction piece 7 separates heat exchanger 8, electric plate 9, cooling seat 10, outlet pipe 11, solenoid valve 12 and switch group 13, wherein: the upper part of the main body 1 is sequentially provided with two inlet pipes 2, and the lower parts of the two inlet pipes 2 are respectively communicated with the upper part of the mixing pipe group 3 through connecting pipes; two mixing pipe groups 3 are arranged, wherein one mixing pipe group 3 is fixed between the upper parts of the two inner walls of the main body 1 through screws, the lower part of the mixing pipe group 3 is communicated with an upper connecting pipe 4, and the upper connecting pipe 4 is fixed between the inner upper walls of the main body 1 through screws; the other one of the mixing tube group 3 is fixed between the lower parts of the two inner walls of the main body 1 through screws, the upper part of the mixing tube group 3 is communicated with a lower connecting tube 5, and the lower connecting tube 5 is fixed between the inner lower wall of the main body 1 through screws; the channel group 6 is arranged between the upper connecting pipe 4 and the lower connecting pipe 5 and communicated with the upper connecting pipe and the lower connecting pipe, and a fixed heat-conducting block 7 is arranged between the two sides of the channel group 6 and the inner wall of the main body 1 through screws; the heat shield 8 is fixed on the side part of the main body 1 through screws, an electric heating plate 9 is installed on the inner wall of the heat shield 8 through bolts, and a heating part of the electric heating plate 9 is in contact with the outer wall of the main body 1; the cooling seat 10 is fixed on the inner lower wall of the main body 1 through bolts, the upper part of the cooling seat 10 is contacted with the lower part of the mixing tube group 3 at the inner lower part of the main body 1, and an outlet pipe 11 is arranged at the lower middle part of the mixing tube group 3 at the inner lower part of the main body 1 in a communication way; the outlet pipe 11 is provided with an electromagnetic valve 12 through a screw, the switch group 13 is arranged on the upper side part of the outer surface of the heat shield 8 through a screw, and the switch group 13 is provided with three independent switches which are respectively connected with an external power supply through three groups of power lines; the mixing tube group 3 comprises a main tube 31 and branch tubes 32; the cooling seat 10 comprises a bracket 101 and a semiconductor chilling plate 102.

Open at first through switch group 13 in the use and carry out work and heat main part 1 outer wall and fixed heat conduction piece 7 thereby preheat passageway group 6, then alright through two import pipes 2 respectively will be let in the main pipe 31 of the mixed nest of tubes 3 of upper portion in the body 1 by the reactant, just can mix the reactant that lets in this moment and let in to passageway group 6 by the reactant under the effect of minute pipe 32 and last connecting tube 4, just can heat the process of reaction to being heated by the reactant this moment, this heating process separates heat exchanger 8 and can realize the holistic protection of reactor and have the thermal-insulated effect that the effect is showing, prevent to heat the outside overheated unfavorable influence that causes among the reaction process.

The heated reactant can flow into the branch pipe 32 of the mixing pipe group 3 at the lower part in the main body 1 through the lower connecting pipe 5 so as to be collected into the main pipe 31 of the mixing pipe group 3, at the moment, the semiconductor refrigerating sheet 102 is opened to work, and the main pipe 31 at the lower part in the main body 1 is cooled by the semiconductor refrigerating sheet 102, so that the heated reactant is cooled, after the cooling is finished, the electromagnetic valve 12 is opened, so that the reacted product can be externally discharged through the outlet pipe 11, and the whole working process is finished.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A microchannel reactor with cooling function, characterized in that: including main part (1), import pipe (2), mix nest of tubes (3), go up connecting pipe (4), connecting pipe (5) down, passageway group (6), fixed heat conduction piece (7), separate heat exchanger (8), electric plate (9), cooling seat (10), outlet pipe (11), solenoid valve (12) and switch block (13), wherein: an inlet pipe (2) is arranged at the upper part of the main body (1), and the lower part of the inlet pipe (2) is communicated with the upper part of the mixing pipe group (3) through a connecting pipe; the mixing pipe group (3) is fixed between the upper parts of the inner walls of the main body (1) through screws, the lower part of the mixing pipe group (3) is communicated with an upper connecting pipe (4), and the upper connecting pipe (4) is fixed between the inner upper walls of the main body (1) through screws; the lower connecting pipe (5) is fixed between the inner lower wall of the main body (1) through screws; the channel group (6) is arranged between the upper connecting pipe (4) and the lower connecting pipe (5) and communicated with the upper connecting pipe and the lower connecting pipe, and a fixed heat-conducting block (7) is arranged between the two sides of the channel group (6) and the inner wall of the main body (1) through a screw; the heat insulation cover (8) is fixed on the side part of the main body (1) through screws, an electric heating plate (9) is installed on the inner wall of the heat insulation cover (8) through bolts, and a heating part of the electric heating plate (9) is in contact with the outer wall of the main body (1); the cooling seat (10) is fixed on the inner lower wall of the main body (1) through bolts, and the side part of the cooling seat (10) is provided with an outlet pipe (11); the outlet pipe (11) is provided with an electromagnetic valve (12) through a screw, and the electromagnetic valve (12) is connected with a second independent switch of the switch group (13) through a power line; the switch group (13) is arranged on the upper side part of the outer surface of the heat insulation cover (8) through screws, and three independent switches are arranged on the switch group (13) and are respectively connected with an external power supply through three groups of power lines.

2. The microchannel reactor with cooling capability of claim 1, wherein: the two mixing pipe groups (3) are arranged in the same structure and are respectively arranged between the upper wall and the lower wall in the main body (1) in a mirror image mode; the mixing pipe group (3) comprises two main pipes (31) and branch pipes (32), wherein the number of the main pipes (31) is two, and three branch pipes (32) are sequentially arranged on one main pipe (31) in a communicated manner.

3. The microchannel reactor with cooling capability of claim 1, wherein: the channel group (6) is formed by mutually combining a plurality of channel pipes, the channel groups (6) are fixed through fixed heat conducting blocks (7), and two ends of each fixed heat conducting block (7) are fixedly arranged on the inner wall of the main body (1) and are parallel to a heating part of the electric heating plate (9).

4. The microchannel reactor with cooling capability of claim 1, wherein: the heat insulation cover (8) is provided with two heat insulation covers which are fixedly arranged at two side parts of the main body (1) respectively in a mirror image mode, and the heat insulation cover (8) is in a [ -shape made of glass fiber materials.

5. The microchannel reactor with cooling capability of claim 1, wherein: the two electric heating plates (9) are respectively and fixedly installed between the heat insulation cover (8) and the side wall of the main body (1), and the electric heating plates (9) are connected with a first independent switch of the switch group (13) through power lines.

6. The microchannel reactor with cooling capability of claim 1, wherein: the cooling seat (10) is provided with two cooling seats which are identical in structure arrangement and are respectively fixed on two sides of the inner lower part of the main body (1), and the cooling seat (10) comprises a bracket (101) and a semiconductor refrigerating sheet (102); the support (101) is fixed with the inner lower part of the main body (1), and the upper part of the support (101) is provided with a semiconductor refrigeration piece (102).