CN213966502U - Laboratory is with homogeneous circulation flow reactor - Google Patents
Laboratory is with homogeneous circulation flow reactor Download PDFInfo
- Publication number
- CN213966502U CN213966502U CN202023015597.7U CN202023015597U CN213966502U CN 213966502 U CN213966502 U CN 213966502U CN 202023015597 U CN202023015597 U CN 202023015597U CN 213966502 U CN213966502 U CN 213966502U
- Authority
- CN
- China
- Prior art keywords
- reaction
- laboratory
- heating
- loop reactor
- urceolus
- 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.)
- Active
Links
Images
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to an experimental apparatus field discloses laboratory is with homogeneous circulation reactor, including circulation mechanism and the heating mechanism of setting in circulation mechanism below, circulation mechanism is including reacting the urceolus, setting at the inside draft tube of reaction urceolus and can dismantle the reaction enclosing cover of connection at reaction urceolus top, can dismantle between draft tube and the reaction urceolus and be connected with the piece of supporting, is provided with the gas pocket on the piece of supporting, is provided with a plurality of operation mouths on the reaction enclosing cover. The utility model provides a reaction efficiency that the reactor exists among the prior art low, the gas utilization rate is low and the big problem of equipment loss.
Description
Technical Field
The utility model relates to an experimental apparatus field, concretely relates to laboratory is with homogeneous circulation reactor.
Background
At present, in a laboratory, a pilot plant or a pilot plant scale, a gas-liquid reaction, a liquid-liquid reaction, a gas-liquid-solid reaction (a solid is generally a catalyst or a substance with a small density, and is guaranteed to float above a reaction liquid) in which pyridine chlorination and the like take part in a gas are generally carried out in a reactor such as a small four-neck flask or an enlarged double-layer glass kettle. Reactors such as four-neck flasks or double-layer glass kettles and the like have small height and need high-strength mechanical stirring, and the reaction can be carried out, so that the retention time of gas in the reactor is extremely short, the contact area of the gas and reaction liquid is small, and the defects of low reaction efficiency, low gas utilization rate, large equipment loss and the like exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a laboratory is with homogeneous circulation flow reactor to solve the problem that the reaction efficiency that the reactor among the prior art exists is low, gas utilization is low and the equipment loss is big.
In order to achieve the above purpose, the utility model adopts the following technical scheme: laboratory is with homogeneous circulation reactor, including circulation mechanism and the heating mechanism of setting in circulation mechanism below, circulation mechanism is including reacting the urceolus, setting at the inside draft tube of reaction urceolus and can dismantle the reaction enclosing cover of connection at reaction urceolus top, can dismantle between draft tube and the reaction urceolus to be connected with the piece of keeping silent, is provided with a plurality of gas pockets on the piece of keeping silent, is provided with a plurality of operation mouths on the reaction enclosing cover.
The principle and the advantages of the scheme are as follows: in practical application, in the technical scheme, when a laboratory pilot experiment is carried out, the circulation mechanism is used for accommodating raw materials to be reacted and providing a relatively independent space for circulation reaction, the heating mechanism is used for heating the circulation mechanism, materials are added into the guide shell before reaction, the addition amount of the materials does not exceed 2/3 of the guide shell, and then gas is introduced into the middle part and the lower part of the guide shell along the operation opening. Then the reaction outer cover is sealed, and a heating mechanism is started, and the heating mechanism heats the surface of the whole circulation reaction outer cylinder. In the heating process, the heating quantity of the material close to one end of the outer surface of the guide shell is larger than that of the material in the guide shell, so that the density of the material at one end of the outer surface of the guide shell is smaller than that of the material in the guide shell, a density difference is formed, the material with low density floats upwards, the material with high density sinks, and circulation of the material is realized. The contact of the materials with the raw materials of the gas to be ventilated can be increased in the circulation process, so that the utilization rate of the gas is improved, and the use of mechanical stirring is avoided in the whole process. The technical scheme has the advantages of simple structure and convenient operation, is suitable for laboratory lab scale, is suitable for gas-liquid reaction, liquid-liquid reaction and other two-phase reactions, and gas-liquid-solid three-phase reactions (the solid is generally a catalyst or a substance with small density, and can float above the reaction liquid), and is particularly suitable for some reactions needing good stirring.
Preferably, as a refinement, the abutment member is an annular collar, the collar being provided with a notch.
In the technical scheme, the abutting piece is arranged between the reaction outer barrel and the guide cylinder and used for supporting and limiting the guide cylinder, and the clamping ring can be conveniently installed by arranging the notch on the clamping ring.
Preferably, as a modification, a seal is provided between the reaction outer cylinder and the reaction outer cover.
In the technical scheme, the sealing ring is arranged between the reaction outer barrel and the reaction outer cover, so that the air tightness effect of a reaction system can be increased, the problem of escape of gas raw materials in the reaction process is avoided, and the reaction is ensured to be carried out orderly.
Preferably, as an improvement, a plurality of fastening components are arranged between the reaction outer cylinder and the reaction outer cover.
In the technical scheme, the fastening component between the reaction outer barrel and the reaction outer cover plays a role in clamping and fixing, and the reaction outer cover can be stably pressed and fixed at the top end of the reaction outer barrel.
Preferably, as an improvement, the fastening assembly comprises two fastening rods, the middle parts of the two fastening rods are hinged with each other, and a torsion spring is arranged between the two fastening rods.
Among this technical scheme, when will react the enclosing cover and fix on the reaction urceolus, the elasticity through the torsional spring restores the power and converts the clamping-force of anchorage bar to on will reacting the enclosing cover fastening to the reaction urceolus, simple structure, convenient operation.
Preferably, as an improvement, the one end that the torsional spring was kept away from to the anchorage bar all sets up curved mounting plate, and two just right one ends of mounting plate all are provided with the slipmat.
Among this technical scheme, the area of contact between anchorage bar and the reaction enclosing cover can be increased in the setting of mounting plate, and the slipmat can increase the frictional force between mounting plate and the reaction enclosing cover, and then improves the stability of centre gripping.
Preferably, as an improvement, the bottom of the reaction outer cylinder is smoothly arranged.
In the technical scheme, the bottom of the reaction outer cylinder is smooth, so that the reaction outer cylinder is convenient to discharge and clean after the reaction is finished, and dead angles are avoided.
Preferably, as an improvement, the heating mechanism comprises a heating seat, and a supporting and clamping assembly for clamping the reaction outer cylinder is arranged on the heating seat.
In the technical scheme, the heating seat is used for heating the reaction outer barrel so as to realize the circulation of a reaction system, and the supporting and clamping component is used for clamping and fixing the reaction outer barrel so as to ensure the orderly reaction.
Preferably, as a modification, the heating base is provided with a heating groove for accommodating the reaction outer cylinder and a heat tracing band for heating the outer surface of the reaction outer cylinder.
In the technical scheme, the heating seat is provided with the heating groove and the heat tracing band, on one hand, the heating groove can ensure that the heating seat is tightly attached to the bottom of the reaction outer cylinder, the heating effect is improved, the heat tracing band can be wound on the outer surface of the reaction outer cylinder, the outer surface of the whole reactor can be heated, and the heating process of the whole circulation reactor is realized; on the other hand, the heating groove also plays a role of auxiliary support, and the stability of the reaction outer barrel is ensured.
Preferably, as a refinement, the number of collars is two, and the collars are elastic collars.
In the technical scheme, the number of the clamping rings is two, so that the stability of the support of the guide cylinder can be ensured; in addition, the clamping ring is elastic, so that the clamping ring has certain elastic deformation and can be suitable for clamping and fixing guide cylinders with different diameters; in addition, the rand can also exert the fastening force to the draft tube because of the reverse elasticity restoring force that elastic deformation produced, further strengthens the fixed effect of draft tube.
Drawings
Fig. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a top view of the collar of FIG. 1;
FIG. 3 is a front view showing a state where the heat trace tape is wound according to the first embodiment.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a reaction outer cylinder 1, a connecting edge 2, a reaction outer cover 3, an operation opening 4, a limiting block 5, a fastening rod 6, a guide cylinder 7, a clamping ring 8, a notch 9, an air hole 10, a heating seat 11, a supporting rod 12, a clamp 13 and a heat tracing band 14.
Example one
This embodiment is substantially as shown in figure 1: the laboratory is with homogeneous circulation reactor, includes circulation mechanism and sets up the heating mechanism in circulation mechanism below.
The circulation mechanism comprises a reaction outer cylinder 1 with an opening at the upper part, the bottom of the reaction outer cylinder 1 is smoothly arranged, a connecting edge 2 is integrally formed at the top end of the reaction outer cylinder 1, a sealing gasket is bonded on the upper end surface of the connecting edge 2, and a reaction outer cover 3 is buckled on the upper cover of the sealing gasket. The top of reaction enclosing cover 3 is provided with a plurality of operation mouth 4, the equal vertical setting of operation mouth 4, and the border integrated into one piece of reaction enclosing cover 3 is connected with can with be connected along 2 assorted lid edges. A plurality of fastening components are arranged between the connecting edge 2 and the cover edge, and the fastening components can tightly press and fix the reaction outer cover 3 on the top end of the reaction outer cylinder 1. Fastening components includes two tight poles 6 that the rotation is connected each other, and the middle part of two tight poles 6 is articulated each other through the hinge bar, and the one end homogeneous body shaping of two tight poles 6 is connected with curved mounting plate, and two mounting plate just right one end all bonds and has the slipmat, and is provided with the torsional spring between two tight poles 6, and the torsional spring cover is established on the hinge bar.
Referring to fig. 3, the heating mechanism includes a heating base 11, the heating base 11 in this embodiment is an electric heating base 11, a heating groove for accommodating the reaction outer cylinder 1 and a heat tracing band 14 are disposed on the heating base 11, and the heat tracing band 14 is wound on the outer surface of the reaction outer cylinder 1. Vertical bracing piece 12 is fixed with through the bolt on the lateral wall of heating seat 11, and the stopper 5 has been bonded on the top of bracing piece 12, has the clip 13 that is used for centre gripping reaction urceolus 1 through the bolt fastening on the bracing piece 12, all bonds on the clamping face of clip 13 and has the rubber pad.
The specific implementation process is as follows: in the case of performing the gas-liquid two-phase reaction, the pyridine chlorination reaction is exemplified, and the reaction cover 3 is initially opened. Firstly, the pyridine chloride solid substance is placed in the guide shell 7 with the charging amount being about 2/3 of the volume of the guide shell 7, then the reaction outer cover 3 is placed at the top end of the reaction outer shell 1, and the reaction outer cover 3 is clamped and fixed at the top end of the reaction outer shell 1 by utilizing the elastic abutting force of the fastening rod 6 and the torsion spring.
Gas is introduced into the middle lower part of the flow guide pipe along the operation opening 4, the reaction outer cylinder 1 is placed in a heating groove of the heating seat 11, the reaction outer cylinder 1 is clamped and fixed by the clamp 13, and the heat tracing band 14 in the heating mechanism is uniformly wound on the outer surface of the whole reaction outer cylinder 1. And starting the heating seat 11, heating the bottom of the reaction outer cylinder 1 by the heating seat 11, and heating the outer surface of the whole reaction outer cylinder 1 by the heat tracing band 14 to heat and melt the solid material into liquid. In the heating process, the heating quantity of the material close to one end of the outer surface of the guide shell 7 is larger than that of the material inside the guide shell 7, so that the density of the material at one end of the outer surface of the guide shell 7 is smaller than that of the material inside the guide shell 7, a density difference is formed, the material with low density floats upwards, the material with high density sinks, and circulation of the material is realized. The contact of the materials with the raw materials of the gas to be ventilated can be increased in the circulation process, so that the utilization rate of the gas is improved, and the use of mechanical stirring is avoided. Because the reaction outer cover 3 is provided with the plurality of operation ports 4, the plurality of operation ports 4 can be used for inserting a thermometer or inserting a constant pressure dropping funnel in the middle of the reaction to drop liquid materials or add solid materials in the reaction process; because the operation opening 4 is vertically arranged and is positioned above the guide shell 7, the added materials can be prevented from falling between the reaction outer barrel 1 and the guide shell 7, and the accurate addition of the materials is ensured.
The technical scheme has the advantages of simple structure and convenient operation, is suitable for laboratory lab scale, is suitable for gas-liquid reaction, liquid-liquid reaction and other two-phase reactions, and gas-liquid-solid three-phase reactions (the solid is generally a catalyst or a substance with small density, and can float above the reaction liquid), and is particularly suitable for some reactions needing good stirring.
The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Laboratory is with homogeneous circulation flow reactor which characterized in that: including circulation mechanism and the heating mechanism of setting in circulation mechanism below, circulation mechanism is including reacting the urceolus, setting at the inside draft tube of reaction urceolus and can dismantle the reaction enclosing cover of connection at reaction urceolus top, can dismantle between draft tube and the reaction urceolus to be connected with and support the piece, supports and is provided with a plurality of gas pockets on the piece, is provided with a plurality of operation mouths on the reaction enclosing cover.
2. The laboratory homogeneous loop reactor of claim 1, wherein: the piece that supports is annular rand, is provided with the breach on the rand.
3. The laboratory homogeneous loop reactor of claim 2, wherein: and a sealing gasket is arranged between the reaction outer cylinder and the reaction outer cover.
4. The laboratory homogeneous loop reactor of claim 3, wherein: and a plurality of fastening components are arranged between the reaction outer barrel and the reaction outer cover.
5. The laboratory homogeneous loop reactor of claim 4, wherein: the fastening assembly comprises two fastening rods, the middle parts of the two fastening rods are hinged mutually, and torsion springs are arranged between the two fastening rods.
6. The laboratory homogeneous loop reactor of claim 5, wherein: the one end that the torsional spring was kept away from to the anchorage bar all sets up curved mounting plate, and two mounting plate just right one end all are provided with the slipmat.
7. The laboratory homogeneous loop reactor of claim 6, wherein: the bottom of the reaction outer cylinder is arranged smoothly.
8. The laboratory homogeneous loop reactor of claim 7, wherein: the heating mechanism comprises a heating seat, and a supporting and clamping assembly used for clamping the reaction outer barrel is arranged on the heating seat.
9. The laboratory homogeneous loop reactor of claim 8, wherein: the heating seat is provided with a heating groove for accommodating the reaction outer cylinder and a heat tracing band for heating the outer surface of the reaction outer cylinder.
10. The laboratory homogeneous loop reactor of claim 9, wherein: the quantity of rand is two, and the rand is the elasticity rand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023015597.7U CN213966502U (en) | 2020-12-14 | 2020-12-14 | Laboratory is with homogeneous circulation flow reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023015597.7U CN213966502U (en) | 2020-12-14 | 2020-12-14 | Laboratory is with homogeneous circulation flow reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213966502U true CN213966502U (en) | 2021-08-17 |
Family
ID=77243922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023015597.7U Active CN213966502U (en) | 2020-12-14 | 2020-12-14 | Laboratory is with homogeneous circulation flow reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213966502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307935A (en) * | 2022-01-06 | 2022-04-12 | 南京工业大学 | Novel airlift reactor with self-suction aeration structure |
-
2020
- 2020-12-14 CN CN202023015597.7U patent/CN213966502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307935A (en) * | 2022-01-06 | 2022-04-12 | 南京工业大学 | Novel airlift reactor with self-suction aeration structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213966502U (en) | Laboratory is with homogeneous circulation flow reactor | |
| CN208599696U (en) | A kind of reaction unit suitable for being catalyzed reaction | |
| CN212215476U (en) | Shift reactor shell that leakproofness is good | |
| CN218421064U (en) | Quartz distiller for concentrated sulfuric acid purification | |
| CN217526452U (en) | Purification column | |
| CN204841732U (en) | Flask for chemistry experiments | |
| CN204973903U (en) | Reaction stirred tank of bottom feed | |
| CN205392367U (en) | A tubular reactor for heterogeneous catalytic reaction technology | |
| CN207586197U (en) | A kind of liquor natrii hypochloritis's Dropping feeder | |
| CN211109120U (en) | Industrial chemicals canning equipment | |
| CN215823086U (en) | Reactor for solid phase reactions | |
| CN208407040U (en) | A kind of cucurbit | |
| CN209034315U (en) | Combined type pre-hydrogenator | |
| CN207204063U (en) | A kind of bubble type quartz reactor | |
| CN207981132U (en) | A kind of Novel quartz reactor | |
| CN208679091U (en) | The butyl polyacrylate reaction kettle of auto feed | |
| CN220676936U (en) | Filtering structure, test tube assembly and test tube rack | |
| CN219099378U (en) | Quartz crucible | |
| CN219003120U (en) | Novel three-neck flask convenient to add liquid to go out liquid | |
| CN210012569U (en) | Liquid filling structure | |
| CN212167342U (en) | Proportioning device for drug research and development | |
| CN210252294U (en) | Novel mercuric chloride is synthetic device | |
| CN217490779U (en) | Sampling and liquid adding device for reaction kettle | |
| CN217431660U (en) | Small-size fixed bed reactor | |
| CN212068796U (en) | Electric heating constant-temperature water bath kettle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |