CN221015978U - N-valeric acid acyl chloride micro-channel reactor - Google Patents
N-valeric acid acyl chloride micro-channel reactor Download PDFInfo
- Publication number
- CN221015978U CN221015978U CN202322748790.9U CN202322748790U CN221015978U CN 221015978 U CN221015978 U CN 221015978U CN 202322748790 U CN202322748790 U CN 202322748790U CN 221015978 U CN221015978 U CN 221015978U
- Authority
- CN
- China
- Prior art keywords
- microchannel reactor
- hopper
- feeding
- negative pressure
- valeric acid
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- NQPDZGIKBAWPEJ-UHFFFAOYSA-N Valeric acid Natural products CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 title claims abstract description 16
- -1 N-valeric acid acyl chloride Chemical class 0.000 title description 3
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 7
- XGISHOFUAFNYQF-UHFFFAOYSA-N pentanoyl chloride Chemical compound CCCCC(Cl)=O XGISHOFUAFNYQF-UHFFFAOYSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 21
- 230000003031 feeding effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model provides a n-valeric acid acyl chlorination microchannel reactor, which comprises a microchannel reactor body, wherein a discharge pipe is arranged at an outlet at the lower part of the microchannel reactor body; the negative pressure type anti-blocking feeding component comprises a feeding hopper, and the lower part of the feeding hopper is connected with an inlet at the upper part of the micro-channel reactor body by a flange; the openings at the periphery of the lower side of the outer wall of the upper hopper are fixedly connected with feeding pipes respectively; the upper part of the upper hopper is connected with a negative pressure generating part. According to the utility model, the centrifugal fan can absorb air in the feeding hopper, so that the feeding pipe can generate suction force, and then the feeding pipe can absorb raw materials in the raw material adding process, the problem that the raw materials are blocked in the feeding pipe can be effectively avoided, and the negative pressure feeding effect is realized.
Description
Technical Field
The utility model belongs to the technical field of micro-channel reactors, and particularly relates to an n-valeryl chloride micro-channel reactor.
Background
The utility model provides an n-valeric acid acyl chlorination microchannel reactor is a device that carries out acyl chlorination processing to n-valeric acid, and its inner structure mainly comprises micron order passageway, so is called microchannel reactor, like a anti-blocking microchannel reactor of bulletin number CN219580518U, including the reactor body, the lower extreme of reactor body is connected with the discharging pipe, the outside of reactor body is provided with stable subassembly, stable subassembly includes solid fixed ring one, solid fixed ring two and solid fixed ring three, gu fixed ring one, solid fixed ring two and solid fixed ring three all overlap the outside of establishing at the reactor body, and this microchannel reactor still has some problems in the in-service use, such as: when the raw materials are poured into the circular groove through the feeding pipe, although the spiral blanking piece can prevent the circular groove from being blocked, the blocking of the feeding pipe cannot be avoided, so that operators are required to manually dredge the feeding pipe, and the spiral blanking piece is inconvenient to use.
Disclosure of utility model
In order to solve the technical problems, the utility model provides the n-valeryl acid chloride microchannel reactor which can realize the negative pressure feeding effect and can effectively avoid the problem that a feeding pipe is easy to block.
The technical scheme is as follows: the n-valeric acid acyl chlorination microchannel reactor comprises a microchannel reactor body, wherein a discharge pipe is arranged at an outlet of the lower part of the microchannel reactor body, and the n-valeric acid acyl chlorination microchannel reactor is characterized in that an inlet of the upper part of the microchannel reactor body is connected with a negative pressure type anti-blocking feeding component; the negative pressure type anti-blocking feeding component comprises a feeding hopper, and the lower part of the feeding hopper is connected with an inlet at the upper part of the micro-channel reactor body by a flange; the openings at the periphery of the lower side of the outer wall of the upper hopper are fixedly connected with feeding pipes respectively; the upper part of the upper hopper is connected with a negative pressure generating part.
Preferably, the negative pressure generating part is a centrifugal fan, and the input end of the centrifugal fan is connected with the upper flange of the feeding hopper.
Preferably, the negative pressure generating part is an air filtering box, and openings in the middle parts of the upper part and the lower part of the air filtering box are fixedly connected with a second connecting pipe and a first connecting pipe respectively, wherein the lower end of the first connecting pipe is connected with the upper flange of the upper hopper, and the upper end flange of the second connecting pipe is connected with a centrifugal fan; the air filter block is filled in the air filter box.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the centrifugal fan can absorb air in the feeding hopper, so that the feeding pipe can generate suction force, and then the feeding pipe can absorb raw materials in the raw material adding process, the problem that the raw materials are blocked in the feeding pipe can be effectively avoided, and the negative pressure feeding effect is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the negative pressure type anti-blocking feeding assembly of the present utility model.
Fig. 3 is a schematic view of a further improved structure of the negative pressure type anti-blocking feeding assembly of the present utility model.
In the figure:
1. A microchannel reactor body; 2. a discharge pipe; 3. negative pressure type anti-blocking feeding component; 31. feeding a hopper; 32. a feed pipe; 33. a centrifugal fan; 34. an air filtration box; 35. a first connection pipe; 36. a second connection pipe; 37. an end cap.
Detailed Description
The utility model is specifically described below with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, an n-valeryl chlorination microchannel reactor comprises a microchannel reactor body 1, wherein a discharge pipe 2 is arranged at the outlet of the lower part of the microchannel reactor body 1; the inlet of the upper part of the micro-channel reactor body 1 is connected with a negative pressure type anti-blocking feeding component 3; the negative pressure anti-blocking feeding component 3 comprises a feeding hopper 31, and the lower part of the feeding hopper 31 is connected with an inlet at the upper part of the microchannel reactor body 1 by a flange; the openings at the periphery of the lower side of the outer wall of the upper hopper 31 are fixedly connected with a feed pipe 32 respectively; the upper part of the upper hopper 31 is connected with a negative pressure generating part.
In this embodiment, referring to fig. 2, the negative pressure generating portion is a centrifugal fan 33, and the input end of the centrifugal fan 33 is connected with the upper flange of the upper hopper 31, when n-valeric acid acyl chloride raw material needs to be added into the micro-channel reactor body 1, an operator can control the centrifugal fan 33 to start through an external control panel, so that the centrifugal fan 33 sucks air in the upper hopper 31 and the inside of the upper hopper 31 is in a negative pressure state, at this time, the outer end of the feed pipe 32 generates suction force, when the operator pours raw material into the inside of the feed pipe 32, the raw material is directly sucked into the inside of the upper hopper 31, and because the sectional area of the feed pipe 32 is far smaller than the sectional area of the lower side of the outer wall of the upper hopper 31, the suction force of the inside of the upper hopper 31 is far smaller than that of the feed pipe 32, and when the raw material enters the inside of the upper hopper 31, the suction force of the inside of the upper hopper 31 is insufficient to suck the raw material upwards, and the raw material can directly fall into the inside of the micro-channel reactor body 1.
In this embodiment, as shown in fig. 3, the negative pressure generating part is an air filtering box 34, and openings in the middle of the upper and lower parts of the air filtering box 34 are respectively and fixedly connected with a second connecting pipe 36 and a first connecting pipe 35, wherein the lower end of the first connecting pipe 35 is connected with an upper flange of the upper hopper 31, and the upper end flange of the second connecting pipe 36 is connected with a centrifugal fan 33; the air filter box 34 is filled with the air filter block, and the air filter box 34 is arranged between the feeding hopper 31 and the centrifugal fan 33, so that after the centrifugal fan 33 is started, air in the feeding hopper 31 enters the air filter box 34 through the first connecting pipe 35, the air filter block in the air filter box 34 filters raw material dust mixed in the air, and clean air enters the centrifugal fan 33 through the second connecting pipe 36 and is discharged to the outside atmosphere through the centrifugal fan 33, the problem that the raw material dust pollutes the outside air can be effectively avoided, and meanwhile, the problem that a large amount of dust enters the centrifugal fan 33 and influences the service life of the centrifugal fan 33 can be avoided.
In this embodiment, specifically, the air filter block is a nonwoven air filter cotton block.
In this embodiment, specifically, the outer ends of the feeding pipes 32 are respectively screwed with an end cover 37, and the unused feeding pipes 32 can be plugged by the end covers 37, so that the suction force of the rest feeding pipes 32 is improved.
In this embodiment, specifically, the feeding hopper 31 is a stainless steel hopper with a circular truncated cone shape.
In this embodiment, specifically, the outer ends of the feeding pipes 32 are respectively disposed obliquely upward.
In this embodiment, specifically, the centrifugal fan 33 is electrically connected to an external control panel.
Principle of operation
In the utility model, when n-valeryl acid chloride raw material is required to be added into the micro-channel reactor body 1, an operator can control the centrifugal fan 33 to start through the external control panel, so that the centrifugal fan 33 sucks air in the upper hopper 31 and the inside of the upper hopper 31 is in a negative pressure state, at the moment, suction force is generated at the outer end of the feeding pipe 32, when the operator pours raw material into the inside of the feeding pipe 32, the raw material is directly sucked into the inside of the upper hopper 31, the suction force in the inside of the upper hopper 31 is far smaller than the suction force of the feeding pipe 32 because the sectional area of the feeding pipe 32 is far smaller than the sectional area of the lower side of the outer wall of the upper hopper 31, and further, after the raw material enters the inside of the upper hopper 31, the suction force in the inside of the upper hopper 31 is insufficient to suck the raw material upwards, and the raw material directly falls into the inside of the micro-channel reactor body 1.
By using the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical effects fall into the protection scope of the utility model.
Claims (7)
1. The n-valeric acid acyl chlorination microchannel reactor comprises a microchannel reactor body (1), wherein a discharge pipe (2) is arranged at the outlet of the lower part of the microchannel reactor body (1), and is characterized in that a negative pressure type anti-blocking feeding component (3) is connected at the inlet of the upper part of the microchannel reactor body (1); the negative pressure anti-blocking feeding component (3) comprises a feeding hopper (31), and the lower part of the feeding hopper (31) is connected with an inlet at the upper part of the microchannel reactor body (1) by a flange; the openings at the periphery of the lower side of the outer wall of the upper hopper (31) are fixedly connected with a feed pipe (32) respectively; the upper part of the upper hopper (31) is connected with a negative pressure generating part.
2. The n-valeric acid chloride microchannel reactor according to claim 1, wherein the negative pressure generating part is a centrifugal fan (33), and the input end of the centrifugal fan (33) is connected with the upper flange of the upper hopper (31).
3. The n-valeric acid chloride microchannel reactor according to claim 1, wherein the negative pressure generating part is an air filtering box (34), and openings at the middle parts of the upper part and the lower part of the air filtering box (34) are fixedly connected with a second connecting pipe (36) and a first connecting pipe (35) respectively, wherein the lower end of the first connecting pipe (35) is connected with an upper flange of an upper hopper (31), and the upper end flange of the second connecting pipe (36) is connected with a centrifugal fan (33); the air filter box (34) is internally filled with an air filter block.
4. The n-valeric acid chloride microchannel reactor according to claim 3 wherein the air filter block is a nonwoven air filter cotton block.
5. A n-valeryl chloride microchannel reactor according to claim 3 wherein the outer ends of the feed tubes (32) are each threaded with an end cap (37).
6. A n-valeryl chloride microchannel reactor according to any one of claims 1-3 wherein the loading hopper (31) is a stainless steel hopper in the shape of a circular table.
7. The n-valeryl chloride microchannel reactor according to claim 1 wherein the outer ends of the feed tubes (32) are each disposed at an upward incline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322748790.9U CN221015978U (en) | 2023-10-13 | 2023-10-13 | N-valeric acid acyl chloride micro-channel reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322748790.9U CN221015978U (en) | 2023-10-13 | 2023-10-13 | N-valeric acid acyl chloride micro-channel reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221015978U true CN221015978U (en) | 2024-05-28 |
Family
ID=91172459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322748790.9U Active CN221015978U (en) | 2023-10-13 | 2023-10-13 | N-valeric acid acyl chloride micro-channel reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221015978U (en) |
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2023
- 2023-10-13 CN CN202322748790.9U patent/CN221015978U/en active Active
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