CN112934137A - Multi-layer packed bed micro-reactor for benzocaine and reaction method - Google Patents
Multi-layer packed bed micro-reactor for benzocaine and reaction method Download PDFInfo
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- CN112934137A CN112934137A CN202110115573.9A CN202110115573A CN112934137A CN 112934137 A CN112934137 A CN 112934137A CN 202110115573 A CN202110115573 A CN 202110115573A CN 112934137 A CN112934137 A CN 112934137A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0093—Microreactors, e.g. miniaturised or microfabricated reactors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
- B01J8/0476—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds
- B01J8/048—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds the beds being superimposed one above the other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0496—Heating or cooling the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00783—Laminate assemblies, i.e. the reactor comprising a stack of plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00801—Means to assemble
- B01J2219/00804—Plurality of plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00873—Heat exchange
- B01J2219/00876—Insulation elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00891—Feeding or evacuation
Abstract
The invention relates to a multilayer packed bed micro-reactor for benzocaine and a reaction method, the reactor comprises a machine body, the machine body comprises a feed inlet, a feed pipe, a heater, a discharge outlet and a discharge pipe, an inner cavity is arranged in the machine body, one side of the machine body is provided with an installation groove, two sides of the installation groove are provided with fastening blocks, the installation groove is provided with distribution plates, the distribution plates are provided with distributors, the distribution plates and the fastening blocks are provided with fastening holes, one side of the machine body is provided with a pressure relief pipe, the pressure relief pipe is provided with a pressure relief pump, a catalyst is placed in the installation groove through the feed inlet and is fastened through the fastening holes on the fastening blocks and the distribution plates, the catalyst is distributed through a plurality of distributors, the catalyst is distributed in a layered mode through a, make things convenient for the staff to dismantle the break plate, make things convenient for staff's clearance and maintenance.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a multilayer packed bed microreactor for benzocaine and a reaction method.
Background
As is well known, a packed bed reactor is a reactor in which a granular solid catalyst or a solid reactant is packed to form a packed bed of a certain height, and a gas or liquid material flows through a stationary fixed bed through a particle gap to realize a heterogeneous reaction process.
If the patent "CN 202666847U" name "a reactor" of the comparison publication, it is made up of a container, offer several holes on the container, characterized by that, there are stock discharge hole, exhaust hole, acid feed hole on the top cap of the container, there are level gauge hole, manhole, putting the clean hole on the sidewall of the container, the level gauge hole sets up a putting clean hole to locate at the bottom surface position of the container respectively above, below the sidewall.
The existing reactor has low reaction efficiency on substances in the using process, is inconvenient to carry out layering reaction and use, has insufficient substance reaction, causes the conditions of inconvenient adjustment of reaction efficiency by workers and the like, and needs a multi-layer packed bed microreactor for benzocaine and a reaction method which are convenient to operate.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a multi-layer packed bed microreactor for benzocaine and a reaction method, which are convenient to operate.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multilayer packed bed micro-reactor for benzocaine, includes the organism, the organism includes feed inlet, inlet pipe, heater, discharge gate and discharging pipe, feed inlet and inlet pipe are all installed the top of organism, the inlet pipe is located the both sides of feed inlet, the heater is installed one side of organism, be equipped with the heating pipe on the inner wall of organism, the heater intercommunication the heating pipe, discharge gate and discharging pipe are all installed the bottom of organism, the discharging pipe is installed the both sides of discharge gate, the inside of organism is equipped with the inner chamber, feed inlet, inlet pipe, discharge gate and discharging pipe all communicate the inner chamber, all be equipped with the booster pump on inlet pipe and the discharging pipe, one side of organism is equipped with the mounting groove, the mounting groove intercommunication the inner chamber, the mounting groove is equipped with a, the improved engine body is characterized in that fastening blocks are arranged on two sides of the mounting groove, a distribution plate is arranged on the mounting groove, a plurality of distributors are arranged on the distribution plate, fastening holes are formed in the distribution plate and the fastening blocks, fastening pins are arranged on the fastening holes, a pressure relief pipe is arranged on one side of the engine body and communicated with the inner cavity, and pressure relief pumps are arranged on the pressure relief pipe.
In order to facilitate the detection of the air pressure of the equipment by workers, the invention has the improvement that the inner wall of the machine body is provided with a pressure detector, and the pressure detector is connected with the pressure relief pump and the booster pump through circuit lines.
In order to prevent the pressure detector from being damaged due to overheating, the invention improves that the outer surface of the pressure detector is provided with a heat insulation layer which wraps the pressure detector.
In order to facilitate the fixation of equipment, the invention has the improvement that the bottom end of the machine body is provided with a bracket.
In order to facilitate the taking out or the installation of workers, the invention improves that one side of the distribution plate is provided with a handle.
In order to facilitate the control of discharge by workers, the invention has the improvement that a discharge valve is arranged on the discharge port.
In order to facilitate the temperature detection of the equipment by the staff, the invention has the improvement that the inner wall of the machine body is provided with a temperature sensor, and the temperature sensor is connected with the heater through a circuit wire.
In order to facilitate the staff to observe the internal condition of the equipment, the invention has the improvement that one side of the machine body is provided with an observation window.
The invention further provides a multilayer packed bed reaction method for benzocaine, which comprises the following steps:
step 1, putting a catalyst through a feed inlet of a machine body, putting the catalyst in an installation groove through a distribution plate, aligning through fastening holes in a fastening block and the distribution plate, and fastening through fastening pins;
step 2, distributing the catalyst through a plurality of distributors to ensure that the catalyst is distributed in a layered manner through the plurality of distribution plates, and adjusting the distribution degree according to the requirement;
step 3, feeding the material into the inner cavity through a feeding pipe, and feeding the material into a catalyst through a distributor;
step 5, rapidly extruding the substances into the inner cavity through a booster pump to enable the substances to fully react;
step 6, carrying out pressure relief treatment on the air pressure in the inner cavity through a pressure relief pump in the pressure relief pipe, and discharging the reacted substances through a discharge pipe;
and 7, discharging and cleaning the catalyst through a discharge hole.
The invention improves the method that the pressure detector detects the pressure value of the body in real time.
(III) advantageous effects
Compared with the prior art, the invention provides a multilayer packed bed microreactor for benzocaine and a reaction method, and the multilayer packed bed microreactor has the following beneficial effects:
this multilayer filling bed micro-reactor is used to benzocaine, put into the catalyst through the feed inlet, place in the mounting groove through the break plate, fasten through the fastening hole on fastening block and the break plate, distribute the catalyst through a plurality of distributors, make the catalyst carry out the layering distribution through a plurality of break plates, make things convenient for the staff to adjust the distribution degree according to the demand, make things convenient for the staff to dismantle the break plate, make things convenient for staff to clear up and maintain, get into the inner chamber with the material through the inlet pipe, pass through the distributor through the material and get into in the catalyst, heat the heating pipe through the heater, carry out the overlay heating to the inner chamber through the heating pipe, promote material reaction efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front half-sectional view of the body of FIG. 1;
FIG. 3 is a front half-sectional view of the distributor plate of FIG. 1 in accordance with the present invention;
FIG. 4 is a right side half sectional view of the configuration of the distribution plate of FIG. 1 in accordance with the present invention.
In the figure: 1. a body; 2. an inner cavity; 3. mounting grooves; 4. a feed inlet; 5. a feed pipe; 6. a booster pump; 7. a heater; 8. heating a tube; 9. a support; 10. a distribution plate; 11. a handle; 12. a dispenser; 13. a fastening block; 14. a fastening pin; 15. a fastening hole; 16. a discharge port; 17. a discharge valve; 18. a discharge pipe; 19. a pressure relief pipe; 20. a pressure relief pump; 21. a pressure detector; 22. a catalyst.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the invention is a multi-layer packed bed microreactor for benzocaine, comprising a machine body 1, wherein the machine body 1 comprises a feed port 4, a feed pipe 5, a heater 7, a discharge port 16 and a discharge pipe 18, the feed port 4 and the feed pipe 5 are both installed at the top end of the machine body 1, the feed pipe 5 is located at both sides of the feed port 4, the heater 7 is installed at one side of the machine body 1, a heating pipe 8 is arranged on the inner wall of the machine body 1, the heater 7 is communicated with the heating pipe 8, the discharge port 16 and the discharge pipe 18 are both installed at the bottom end of the machine body 1, the discharge pipe 18 is installed at both sides of the discharge port 16, an inner cavity 2 is arranged inside the machine body 1, the feed port 4, the feed pipe 5, the discharge port 16 and the discharge pipe 18 are all communicated with, one side of organism 1 is equipped with mounting groove 3, mounting groove 3 intercommunication inner chamber 2, mounting groove 3 is equipped with a plurality ofly, the both sides of mounting groove 3 are equipped with fastening block 13, be equipped with break plate 10 on the mounting groove 3, be equipped with distributor 12 on the break plate 10, distributor 12 is equipped with a plurality ofly, be equipped with fastening hole 15 on break plate 10 and the fastening block 13, be equipped with fastening pin 14 on the fastening hole 15, one side of organism 1 is equipped with pressure release pipe 19, pressure release pipe 19 intercommunication inner chamber 2, be equipped with pressure release pump 20 on the pressure release pipe 19.
To sum up, when the multi-layer packed bed microreactor for benzocaine is used, a worker puts a catalyst 22 through a feed inlet 4 of a machine body 1, puts the catalyst 22 in a mounting groove 3 through distribution plates 10, aligns the distribution plates through fastening holes 15 on a fastening block 13 and the distribution plates 10, fastens the distribution plates through fastening pins 14, distributes the catalyst 22 through a plurality of distributors 12, allows the catalyst 22 to be distributed in layers through the distribution plates 10, facilitates the worker to adjust the distribution degree according to the requirement, facilitates the worker to detach the distribution plates 10, facilitates the worker to clean and maintain, puts a substance into an inner cavity 2 through a feed pipe 5, puts the substance into the catalyst 22 through the distributors 12, heats a heating pipe 8 through a heater 7, carries out covering heating on the inner cavity 2 through the heating pipe 8, improves the reaction efficiency of the substance, and quickly extrudes the substance into the inner cavity 2 through a booster pump 6, make the material fully react, the staff conveniently carries out the pressure release processing to the atmospheric pressure in the inner chamber 2 through pressure release pump 20 in the pressure release pipe 19, discharges through discharging pipe 18 after the material reaction, makes things convenient for the staff to discharge catalyst 22 through discharge gate 16 and clears up.
In this embodiment, be equipped with pressure detector 21 on the inner wall of organism 1, pressure detector 21 with be equipped with the circuit line between pressure relief pump 20 and the booster pump 6 and connect, make things convenient for staff check out test set atmospheric pressure.
In this embodiment, the outer surface of the pressure detector 21 is provided with a heat insulation layer, and the heat insulation layer wraps the pressure detector 21 to prevent the pressure detector 21 from being damaged due to overheating.
In this embodiment, the bottom of the machine body 1 is provided with a support 9, which facilitates the fixation of the equipment.
In this embodiment, a handle 11 is disposed on one side of the distributing plate 10, so as to facilitate the taking out or installation by a worker.
In this embodiment, discharge gate 16 is equipped with bleeder valve 17, makes things convenient for the staff to control the discharge.
In this embodiment, be equipped with temperature sensor on the inner wall of organism 1, temperature sensor with be equipped with the circuit line connection between the heater 7, make things convenient for staff check out test set's temperature.
In this embodiment, one side of organism 1 is equipped with the observation window, makes things convenient for the staff to observe the inside condition of equipment.
The invention further provides a multilayer packed bed reaction method for benzocaine, which comprises the following steps:
step 1, putting a catalyst 22 through a feed inlet 4 of a machine body 1, putting the catalyst in an installation groove 3 through a distribution plate 10, aligning through fastening holes 15 on a fastening block 13 and the distribution plate 10, and fastening through fastening pins 14;
step 2, distributing the catalyst 22 through a plurality of distributors 12, enabling the catalyst 22 to be distributed in a layered mode through a plurality of distribution plates 10, and adjusting distribution degree according to requirements;
step 3, the material is fed into the inner cavity 2 through a feeding pipe 5 and enters the catalyst 22 through a distributor 12;
step 5, rapidly extruding the substances into the inner cavity 2 through a booster pump 6 to fully react the substances;
step 6, performing pressure relief treatment on the air pressure in the inner cavity 2 through a pressure relief pump 20 in a pressure relief pipe 19, and discharging substances through a discharge pipe 18 after the substances react;
and 7, discharging and cleaning the catalyst 22 through the discharge hole 16.
In this embodiment, the pressure detector 21 detects the pressure value of the body 1 in real time.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a multilayer packed bed microreactor for benzocaine, which is characterized in that, includes organism (1), organism (1) includes feed inlet (4), inlet pipe (5), heater (7), discharge gate (16) and discharging pipe (18), feed inlet (4) and inlet pipe (5) are all installed the top of organism (1), inlet pipe (5) are located the both sides of feed inlet (4), install heater (7) one side of organism (1), be equipped with heating pipe (8) on the inner wall of organism (1), heater (7) intercommunication heating pipe (8), discharge gate (16) and discharging pipe (18) are all installed the bottom of organism (1), discharging pipe (18) are installed the both sides of discharge gate (16), the inside of organism (1) is equipped with inner chamber (2), the feeding hole (4), the feeding pipe (5), the discharging hole (16) and the discharging pipe (18) are communicated with the inner cavity (2), the feeding pipe (5) and the discharging pipe (18) are respectively provided with a booster pump (6), one side of the machine body (1) is provided with a mounting groove (3), the mounting groove (3) is communicated with the inner cavity (2), a plurality of mounting grooves (3) are arranged, fastening blocks (13) are arranged on two sides of the mounting groove (3), a distributing plate (10) is arranged on the mounting groove (3), a distributor (12) is arranged on the distributing plate (10), a plurality of distributors (12) are arranged on the distributor (12), fastening holes (15) are arranged on the distributing plate (10) and the fastening blocks (13), fastening pins (14) are arranged on the distributor (15), a pressure releasing pipe (19) is arranged on one side of the machine body (1), and the pressure releasing, and a pressure relief pump (20) is arranged on the pressure relief pipe (19).
2. The microreactor and the reaction method of the multilayer packed bed for the benzocaine according to claim 1 are characterized in that a pressure detector (21) is arranged on the inner wall of the machine body (1), and circuit lines are arranged between the pressure detector (21) and the pressure relief pump (20) and between the pressure detector and the pressure boosting pump (6).
3. The microreactor and the reaction method of the multilayer packed bed for benzocaine according to claim 2, wherein the outer surface of the pressure detector (21) is provided with a thermal insulation layer, and the thermal insulation layer wraps the pressure detector (21).
4. The microreactor and the reaction method of the multilayer packed bed for benzocaine according to claim 1 are characterized in that a support (9) is arranged at the bottom end of the body (1).
5. The microreactor and the reaction method of packed beds for benzocaine according to claim 1, wherein a handle (11) is provided on one side of the distribution plate (10).
6. The microreactor and the reaction method of the multilayer packed bed for benzocaine according to claim 1, characterized in that a discharge valve (17) is arranged on the discharge port (16).
7. The micro-reactor and the reaction method of the multi-layer packed bed for benzocaine according to claim 1, wherein a temperature sensor is arranged on the inner wall of the body (1), and a circuit line is arranged between the temperature sensor and the heater (7).
8. The microreactor and the reaction method of the multilayer packed bed for benzocaine according to claim 1, characterized in that an observation window is provided on one side of the body (1).
9. A multi-layer packed bed reaction method for benzocaine is characterized by comprising the following steps:
step 1, putting a catalyst (22) through a feed inlet (4) of a machine body (1), putting the catalyst in an installation groove (3) through a distribution plate (10), aligning through fastening holes (15) on a fastening block (13) and the distribution plate (10), and fastening through fastening pins (14);
step 2, distributing the catalyst (22) through a plurality of distributors (12), enabling the catalyst (22) to be distributed in a layered mode through a plurality of distribution plates (10), and adjusting distribution degree according to requirements;
step 3, feeding the material into the inner cavity (2) through a feeding pipe (5), and feeding the material into a catalyst (22) through a distributor (12);
step 4, heating the heating pipe (8) through the heater (7), and heating the inner cavity (2) in a covering manner through the heating pipe (8), so that the material reaction efficiency is improved;
step 5, rapidly extruding the substances into the inner cavity (2) through a booster pump (6) to fully react the substances;
step 6, performing pressure relief treatment on the air pressure in the inner cavity (2) through a pressure relief pump (20) in a pressure relief pipe (19), and discharging substances after reaction through a discharge pipe (18);
and 7, discharging and cleaning the catalyst (22) through a discharge hole (16).
10. The multi-layered packed bed reaction method for benzocaine according to claim 9, wherein the pressure value of the body (1) is detected in real time by the pressure detector (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110115573.9A CN112934137A (en) | 2021-01-28 | 2021-01-28 | Multi-layer packed bed micro-reactor for benzocaine and reaction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110115573.9A CN112934137A (en) | 2021-01-28 | 2021-01-28 | Multi-layer packed bed micro-reactor for benzocaine and reaction method |
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Application publication date: 20210611 |