CN116459763A - Reaction kettle - Google Patents
Reaction kettle Download PDFInfo
- Publication number
- CN116459763A CN116459763A CN202310373845.4A CN202310373845A CN116459763A CN 116459763 A CN116459763 A CN 116459763A CN 202310373845 A CN202310373845 A CN 202310373845A CN 116459763 A CN116459763 A CN 116459763A
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- CN
- China
- Prior art keywords
- reaction kettle
- kettle body
- cavity
- circulating pipeline
- stirring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 129
- 238000003756 stirring Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 239000000126 substance Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 abstract description 12
- 239000006185 dispersion Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
-
- 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
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
- B01J19/0006—Controlling or regulating processes
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
- B01J19/0053—Details of the reactor
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- 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
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
- B01J2219/00063—Temperature measurement of the reactants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a reaction kettle, which relates to the technical field of chemical equipment and comprises the following components: the reaction kettle comprises a reaction kettle body, wherein the top of the reaction kettle body is provided with a feed inlet, and the bottom of the reaction kettle body is provided with a discharge outlet; the stirring assembly is arranged at the top of the reaction kettle body, and one end of the stirring assembly stretches into the cavity of the reaction kettle body and is used for stirring substances in the cavity of the reaction kettle body; the circulating pipeline is arranged on the outer wall of the reaction kettle body, one end of the circulating pipeline is connected with the bottom of the reaction kettle body, the other end of the circulating pipeline is connected with the side wall of the reaction kettle body, the height of the connecting part of the circulating pipeline and the side wall of the reaction kettle body is lower than the liquid level height in the cavity of the reaction kettle body, a loop is formed by the circulating pipeline and the cavity of the reaction kettle body, and a pipeline pump is arranged on the circulating pipeline. According to the invention, the medium on the upper layer and the lower layer in the reaction kettle body can be subjected to rapid exchange circulation, the medium flows into the reaction kettle body to form jet flow, turbulence can be generated, and rapid and uniform mixing or dispersion of the medium is facilitated.
Description
Technical Field
The invention relates to the technical field of chemical equipment, in particular to a reaction kettle.
Background
The reaction kettle in the related art is provided with the stirring paddle in the reaction kettle, and the stirring paddle rotates to enable the medium to flow so as to achieve the purpose of mixing or dispersing, wherein the purposes comprise liquid-liquid mixing (uniform concentration change), liquid-liquid dispersing (immiscible two or more mediums), gas-liquid dispersing, solid-liquid suspending and the like, the stirring is mostly turbulent flow state for low-viscosity mediums, large-scale space conveying of substances is achieved through the main convection effect, the mediums are locally and uniformly mixed or dispersed through the vortex diffusion effect, dead areas are locally generated in the process, or the phenomenon that the upper medium and the lower medium are not easy to complete rapid exchange and are unevenly mixed or dispersed is avoided.
Therefore, how to provide a reaction kettle capable of increasing the medium circulation amount and changing the dead zone is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a reaction kettle, which aims to solve the problems in the prior art, promote the rapid exchange of medium at the upper layer and the lower layer in the cavity of the reaction kettle, and the arrangement of the circulating pipeline can promote the medium circulation quantity and change the dead zone, thereby being beneficial to the rapid and uniform mixing or dispersion of the medium locally.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a reaction kettle, comprising:
the reaction kettle comprises a reaction kettle body, wherein the top of the reaction kettle body is provided with a feed inlet, and the bottom of the reaction kettle body is provided with a discharge outlet;
the stirring assembly is arranged at the top of the reaction kettle body, and one end of the stirring assembly stretches into the cavity of the reaction kettle body and is used for stirring substances in the cavity of the reaction kettle body;
the circulating pipeline is arranged on the outer wall of the reaction kettle body, one end of the circulating pipeline is connected with the bottom of the reaction kettle body, the other end of the circulating pipeline is connected with the side wall of the reaction kettle body, the height of the connecting part of the circulating pipeline and the side wall of the reaction kettle body is lower than the liquid level height in the cavity of the reaction kettle body, a loop is formed by the circulating pipeline and the cavity of the reaction kettle body, and a pipeline pump is arranged on the circulating pipeline.
According to the reaction kettle provided by the invention, the stirring assembly comprises the motor, the stirring shaft and the stirring paddle, the motor is fixed at the top of the reaction kettle body through the bracket, one end of the stirring shaft is connected with the output shaft of the motor through the coupling, the other end of the stirring shaft penetrates through the top of the reaction kettle body and stretches into the cavity of the reaction kettle body, and the stirring paddle is arranged on the stirring shaft.
The reaction kettle provided by the invention further comprises a plurality of baffles, wherein the baffles are vertically distributed and are arranged on the inner wall of the reaction kettle body at intervals.
According to the reaction kettle provided by the invention, a plurality of circulating pipelines are arranged, and the plurality of circulating pipelines are uniformly distributed outside the reaction kettle body along the axis of the reaction kettle body.
According to the reaction kettle provided by the invention, the number of the circulating pipelines is equal to that of the baffles, and the connecting part of each circulating pipeline and the side wall of the reaction kettle body is positioned between two adjacent baffles.
According to the reaction kettle provided by the invention, the reaction kettle further comprises a thermometer sleeve, and one end of the thermometer sleeve penetrates through the top of the reaction kettle body and stretches into the cavity of the reaction kettle body.
According to the reaction kettle provided by the invention, the reaction kettle body comprises the shell and the cover body, and the cover body is detachably connected with the shell.
Compared with the prior art, the invention discloses the reaction kettle, wherein the circulating pipeline is arranged outside the reaction kettle, the upper medium and the lower medium in the reaction kettle body can be quickly exchanged and circulated through the pipeline pump on the circulating pipeline, and the medium flows into the inlet of the reaction kettle at the position where the circulating pipeline enters, so that jet flow can be formed, turbulence is generated, and local quick and uniform mixing or dispersion of the medium is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a reaction kettle provided by the invention;
FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1, in accordance with the present invention.
Wherein: 1 is a reaction kettle body; 11 is a shell; 12 is a cover body; 2 is a stirring component; 21 is a motor; 22 is a stirring shaft; 23 is a stirring paddle; 3 is a circulating pipeline; 4 is a pipeline pump; 5 is a feeding pipe; 6 is a discharge pipe; 7 is a discharge valve; 8 is a baffle; and 9 is a thermo-well tube.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, an embodiment of the present invention discloses a reaction kettle, including:
the reaction kettle comprises a reaction kettle body 1, wherein the top is provided with a feed inlet, and the bottom is provided with a discharge outlet;
the stirring assembly 2 is arranged at the top of the reaction kettle body 1, and one end of the stirring assembly extends into the cavity of the reaction kettle body 1 and is used for stirring substances in the cavity of the reaction kettle body 1;
the circulating pipeline 3 is arranged on the outer wall of the reaction kettle body 1, one end of the circulating pipeline 3 is connected with the bottom of the reaction kettle body 1, the other end of the circulating pipeline 3 is connected with the side wall of the reaction kettle body 1, the height of the connecting part of the circulating pipeline 3 and the side wall of the reaction kettle body 1 is lower than the liquid level in the cavity of the reaction kettle body 1, a loop is formed by the circulating pipeline 3 and the cavity of the reaction kettle body 1, and a pipeline pump 4 is arranged on the circulating pipeline 3.
It should be noted that: the feed inlet department is provided with inlet pipe 5, and the one end of inlet pipe 5 is located the outside of reation kettle body 1, and the other end runs through the top of reation kettle body 1 and stretches into the inside of reation kettle body 1, and preferably, the lower extreme of inlet pipe 5 is less than the height of circulation pipeline 3 and reation kettle body 1 lateral wall junction, is connected with row material pipe 6 on the bin outlet, is provided with blowing valve 7 on the row material pipe 6, and blowing valve 7 is used for controlling the medium discharge in the reation kettle body 1. When the connection part of the circulation pipeline 3 and the side wall of the reaction kettle body 1 is an outlet and the connection part of the circulation pipeline 3 and the bottom of the reaction kettle body 1 is an inlet, jet flow can be formed at the inlet of the bottom of the reaction kettle body 1 under the action of the pipeline pump 4 on the circulation pipeline 3, so that turbulence is generated, local and uniform mixing or dispersion of media is facilitated, dead zones can be prevented from being generated at the bottom of the reaction kettle body 1, and the arrangement is such that the upper medium and the lower medium in the reaction kettle body 1 can be quickly exchanged; the side wall connecting part of the circulating pipeline 3 and the reaction kettle body 1 can be an inlet, and when the bottom connecting part of the circulating pipeline 3 and the reaction kettle body 1 is an outlet, the medium in the circulating pipeline 3 can promote the circulating amount of the medium in the reaction kettle body 1, so that the uniform mixing of the medium in the reaction kettle body 1 is facilitated. In other embodiments, when the pipe diameter of the circulation pipe 3 is larger, a plurality of small holes may be formed at the bottom of the reaction kettle body 1, and the small holes are located in the circulation pipe 3, so that a plurality of jet flows can be formed through the arrangement of the small holes, thereby improving the local uniform mixing or dispersing rate.
According to the reaction kettle provided by the invention, the stirring assembly 2 comprises the motor 21, the stirring shaft 22 and the stirring paddle 23, the motor 21 is fixed at the top of the reaction kettle body 1 through the bracket, one end of the stirring shaft 22 is connected with the output shaft of the motor 21 through the coupling, the other end of the stirring shaft penetrates through the top of the reaction kettle body 1 and stretches into the cavity of the reaction kettle body 1, and the stirring paddle 23 is arranged on the stirring shaft 22. Wherein, be provided with the bearing seal in the top hookup location department of (mixing) shaft 22 and reation kettle body 1 to realize reation kettle body 1's seal, the flow of medium in the reation kettle body 1 can be accelerated in (mixing) shaft 22 and stirring rake 23's setting, the mixture of multiple medium of being convenient for.
The reaction kettle provided by the invention further comprises a plurality of baffle plates 8, wherein the baffle plates 8 are vertically distributed and are arranged on the inner wall of the reaction kettle body 1 at intervals. Through the setting of baffle 8, at the in-process of stirring rake 23, can play the interference effect to the flow of medium, promote the stirring effect of medium, help the mixing of medium.
According to the reaction kettle provided by the invention, a plurality of circulation pipelines 3 are arranged, and the plurality of circulation pipelines 3 are uniformly distributed outside the reaction kettle body 1 along the axis of the reaction kettle body 1. Through being provided with a plurality of with circulation pipeline 3, a plurality of circulation pipeline 3 can be to the circulation volume that increases the medium flow, promotes the medium in the reation kettle body 1 and can all take place the efflux phenomenon in a plurality of places, helps increasing the mixture of medium in the reation kettle body 1.
According to the reaction kettle provided by the invention, the number of the circulating pipelines 3 is equal to that of the baffles 8, and the connection part of each circulating pipeline 3 and the side wall of the reaction kettle body 1 is positioned between two adjacent baffles 8. In this embodiment, preferably, baffle 8 and circulation pipeline 3 all are provided with four, and four circulation pipeline 3 all are located the intermediate position of two adjacent baffles 8 with the lateral wall junction of reation kettle body 1, and then can make the efflux evenly distributed of baffle 8 and circulation pipeline 3, and then help promoting the homogeneity that medium in the reation kettle body 1 mixes, and circulation pipeline 3 and reation kettle body 1's bottom hookup location also are the annular array with reation kettle body 1's axis and distribute. In other embodiments, a flow equalization member (not shown in the figure) may be disposed on the inner wall of the reaction kettle body 1, where the flow equalization member has an annular cavity, and the position where the circulation pipeline 3 is connected with the side wall of the reaction kettle body 1 is directly communicated with the cavity of the flow equalization member, and the flow equalization member is simultaneously provided with a plurality of flow equalization holes, so that the medium in the flow equalization member cavity can be uniformly introduced into the medium in the reaction kettle body 1 through the flow equalization holes, and the influence of the circulation pipeline 3 on the medium flow in the reaction kettle body 1 is further enhanced, so as to improve the effect of uniform mixing of the medium. Or only one circulation pipeline 3 is arranged, one circulation pipeline 3 is directly communicated with the cavity of the flow equalization piece in the reaction kettle body 1, and the flow equalization hole on the flow equalization piece is utilized to influence the medium.
The reaction kettle provided by the invention further comprises a thermometer sleeve 9, wherein one end of the thermometer sleeve 9 penetrates through the top of the reaction kettle body 1 and stretches into the cavity of the reaction kettle body 1. Through the setting of thermometer sleeve 9, be convenient for to reation kettle body 1 interpolation design thermometer for carry out real-time supervision to the temperature of medium in the reation kettle body 1.
According to the reaction kettle provided by the invention, the reaction kettle body 1 comprises a shell 11 and a cover body 12, and the cover body 12 is detachably connected with the shell 11. The reaction kettle body 1 is arranged in a detachable mode of the shell 11 and the cover 12, so that the reaction kettle body 1 can be conveniently detached and cleaned.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A reaction kettle, characterized by comprising:
the reaction kettle comprises a reaction kettle body, wherein the top of the reaction kettle body is provided with a feed inlet, and the bottom of the reaction kettle body is provided with a discharge outlet;
the stirring assembly is arranged at the top of the reaction kettle body, and one end of the stirring assembly stretches into the cavity of the reaction kettle body and is used for stirring substances in the cavity of the reaction kettle body;
the circulating pipeline is arranged on the outer wall of the reaction kettle body, one end of the circulating pipeline is connected with the bottom of the reaction kettle body, the other end of the circulating pipeline is connected with the side wall of the reaction kettle body, the height of the connecting part of the circulating pipeline and the side wall of the reaction kettle body is lower than the liquid level height in the cavity of the reaction kettle body, a loop is formed by the circulating pipeline and the cavity of the reaction kettle body, and a pipeline pump is arranged on the circulating pipeline.
2. The reaction kettle according to claim 1, wherein the stirring assembly comprises a motor, a stirring shaft and a stirring paddle, the motor is fixed at the top of the reaction kettle body through a bracket, one end of the stirring shaft is connected with an output shaft of the motor through a coupling, the other end of the stirring shaft penetrates through the top of the reaction kettle body and stretches into a cavity of the reaction kettle body, and the stirring paddle is arranged on the stirring shaft.
3. The reaction kettle according to claim 1, further comprising a plurality of baffles, wherein a plurality of baffles are vertically arranged and are arranged on the inner wall of the reaction kettle body at intervals.
4. A reaction kettle according to claim 3, wherein a plurality of circulation pipes are provided, and a plurality of the circulation pipes are uniformly distributed outside the reaction kettle body with the axis of the reaction kettle body.
5. The reactor according to claim 4, wherein the number of circulation pipes is equal to the number of baffles, and the connection part of each circulation pipe and the side wall of the reactor body is located between two adjacent baffles.
6. The reactor of claim 1, further comprising a thermo-well tube having one end extending through the top of the reactor body and into the cavity of the reactor body.
7. The reactor of claim 1, wherein said reactor body comprises a housing and a cover, said cover and said housing being removably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310373845.4A CN116459763A (en) | 2023-04-10 | 2023-04-10 | Reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310373845.4A CN116459763A (en) | 2023-04-10 | 2023-04-10 | Reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116459763A true CN116459763A (en) | 2023-07-21 |
Family
ID=87180042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310373845.4A Pending CN116459763A (en) | 2023-04-10 | 2023-04-10 | Reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116459763A (en) |
-
2023
- 2023-04-10 CN CN202310373845.4A patent/CN116459763A/en active Pending
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