CN107899524A - Carborundum tubular microreactors - Google Patents
Carborundum tubular microreactors Download PDFInfo
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- CN107899524A CN107899524A CN201711481641.3A CN201711481641A CN107899524A CN 107899524 A CN107899524 A CN 107899524A CN 201711481641 A CN201711481641 A CN 201711481641A CN 107899524 A CN107899524 A CN 107899524A
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- hole
- deflector
- carborundum
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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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00788—Three-dimensional assemblies, i.e. the reactor comprising a form other than a stack of plates
- B01J2219/00792—One or more tube-shaped elements
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of carborundum tubular microreactors, belong to reactor technology field.Solve the problems, such as that present reactor thermal conductivity and rotproofness are poor, the carborundum tubular microreactors, including reactor body and reaction tube, the reaction tube is carborundum tube, reactor body end passes through pressing plate for sealing, the pressing plate is equipped with reaction solution import and reaction solution exports, deflector is equipped between reactor body and pressing plate, the deflector is equipped with deflector hole, deflector hole is made of two through holes and a diversion trench, through hole and reaction tube unicom, a diversion trench is by two through hole unicom.The present invention is suitable for the high chemical reaction of highly exothermic, high corrosion, explosion hazard.
Description
Technical field
The present invention relates to a kind of carborundum tubular microreactors, belong to reactor technology field.
Background technology
For tubular microreactors, the thermal conductivity and corrosion resistance of reaction tube are two extremely crucial parameters, are passed
Reaction tube inside the tubular reactor of system is generally made of 304 or 316 stainless steel and other metal materials, the knot of this kind of reactor
Structure is substantially equivalent to common multitube tube heat exchanger, its reaction tube by the way of welding with left and right engine body end cover phase
Connection.But traditional tubular reactor due to the use of be metal reaction pipe, so its heat transfer efficiency, corrosion resistance, resistance to punching
Brush etc. is all poor, seriously constrains the progress of production technology.
It is higher and higher to safe and environment-friendly and reaction efficiency requirement with the progress of chemical industry, more and more productions
Product can not be continuing with traditional still reaction., can satisfaction and carborundum is provided simultaneously with high heat conduction and the characteristic of high corrosion resistant
Learn requirement of the reaction to thermal conductivity and corrosion resistance, but because shell of reactor and fixing device are metal, carborundum
Material can not be welded again, therefore the connection between carborundum tube and metal end declines with being sealed to limitation carborundum tube
Reactor is extensively using problem.
The content of the invention
It is an object of the invention to provide a kind of carborundum tubular microreactors, have high heat conduction and the characteristic of high corrosion resistant,
And reaction efficiency is high, service life length.
The carborundum tubular microreactors, including reactor body and reaction tube, the reaction tube are carborundum tube,
Reactor body end is by pressing plate for sealing, and the pressing plate is equipped with reaction solution import and reaction solution exports, reactor body and
Deflector is equipped between pressing plate, the deflector is equipped with deflector hole, and deflector hole is made of two through holes and a diversion trench, leads to
Hole and reaction tube unicom, a diversion trench is by two through hole unicom.
Further speaking, gasket is equipped between the pressing plate and deflector.
Further speaking, backing plate, backing plate and reactor body welding are equipped between the reactor body and deflector.
Further speaking, it is additionally provided with conical gasket inside the through hole.
Further speaking, compression end cap is additionally provided with inside the through hole.
Further speaking, the conical gasket is polytetrafluoroethylsealed sealed pad.
Further speaking, the gasket is Tetrafluoro spacer.
Further speaking, the reaction tube is internally provided with some square plates, is in а angles between the adjacent length of side of two square plates
Connection, wherein 0 °<а<180°.
Compared with prior art the beneficial effects of the invention are as follows：
The reaction tube of carborundum tubular microreactors of the present invention is carborundum tube, has high heat conduction and the characteristic of high corrosion resistant,
Reacting liquid temperature can be improved in reaction process rapidly, so as to shorten the reaction time, improves reaction efficiency.In one microreactor
Portion is equipped with multiple silicon carbide reactor pipes, and each reaction tube is connected into an entirety by deflector, increases response path significantly.Instead
Device body tip is answered by gasket and pressing plate for sealing, the leakproofness of reactor body is considerably increased, cone is additionally provided with inside through hole
Shape gasket and compression end cap, avoid the reaction solution extravasation of reaction tube outflow.
Reaction tube is internally provided with some square plates, is connected between the adjacent length of side of two square plates in а angles, wherein 0 °<а<
180 °, reaction solution can be divided into two strands by each square plate, made reaction solution mixing by multiple share split mixing, be uniformly heated,
It is more advantageous to improving reaction efficiency.
Brief description of the drawings
Fig. 1 is that carborundum tube of the present invention declines structure of reactor explosive view；
Fig. 2 is carborundum tubular microreactors sectional view of the present invention；
Fig. 3 is the A1 partial enlarged views of Fig. 2；
Fig. 4 is the schematic diagram of the reaction tube structure；
1st, reactor body；2nd, reaction tube；3rd, backing plate；4th, deflector；5th, conical gasket；6th, end cap is compressed；7th, gasket；
8th, pressing plate；9th, reaction solution import；10th, reaction solution exports；11st, through hole；12nd, diversion trench；13rd, deflector hole；14th, square plate.
Embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
The carborundum tubular microreactors, including reactor body 1 and reaction tube 2, the reaction tube 2 are carbonization
Silicone tube, 1 end of reactor body are sealed by pressing plate 8, and the pressing plate 8 is equipped with reaction solution import 9 and reaction solution outlet 10, instead
Answer and deflector 4 is equipped between device body 1 and pressing plate 8, the deflector 4 is equipped with deflector hole 13, and deflector hole 13 is by two through holes
11 and a diversion trench 12 form, through hole 11 and 2 unicom of reaction tube, a diversion trench 12 is by two 11 unicom of through hole.
Embodiment 2
The carborundum tubular microreactors, including reactor body 1 and reaction tube 2, the reaction tube 2 are carbonization
Silicone tube, 1 end of reactor body are sealed by gasket 7 and pressing plate 8, and reaction solution import is respectively equipped with the gasket 7 and pressing plate 8
9 and reaction solution outlet 10, deflector 4 is equipped between reactor body 1 and gasket 7, the deflector 4 is equipped with deflector hole 13,
Deflector hole 13 is made of two through holes 11 and a diversion trench 12, and through hole 11 and 2 unicom of reaction tube, a diversion trench 12 is by two
11 unicom of through hole.Backing plate 3 is equipped between the reactor body 1 and deflector 4, backing plate 3 and reactor body 1 weld, described
Conical gasket 5 is additionally provided with inside through hole 11, is additionally provided with inside the through hole 11 and compresses end cap 6, the conical gasket 5 is four
Fluorine gasket, the gasket 7 are Tetrafluoro spacer.
Reaction tube 2 of the present invention is carborundum tube, has high heat conduction and the characteristic of high corrosion resistant, can in reaction process
It is rapid to improve reacting liquid temperature, with opening, it is not necessary to preheat in advance, so as to shorten the reaction time, improve reaction efficiency.Due to
Heat exchange efficiency is high, so the larger heat conducting oil boiler of power need not be configured, it is only necessary to uses common constant temperature machine.With
Exemplified by the reactor host of 1 ton hour of yield, according to 100 degree of calculating of heat-exchange temperature, the power of constant temperature machine only needs 24KW i.e.
Can, cost of the micro passage reaction in terms of heating is only the 1/100 of traditional approach.
The reaction tube 2 is internally provided with some square plates 14, and adjacent two square plates 14 are on some point in the length of side
Connect, be in а angles between two length of sides, wherein 0 °<а<180 °, reaction solution can be divided into two strands by each square plate 14, by repeatedly dividing
Stock mixing makes reaction solution mixing, is uniformly heated, and is more advantageous to improving reaction efficiency.
Further speaking, in length of side midpoint vertical connection, the square plate between two adjacent square plates 14
14 can be stubborn piece, and stubborn piece can be single, in the logical of two stubborn piece length of side midpoint vertical weldings or whole piece
Grooving distortion is crossed to be process.
Further speaking, connected between two adjacent reaction tubes 2 by deflector 4, the deflector 4 is equipped with water conservancy diversion
Hole 13, deflector hole 13 are made of two through holes 11 and a diversion trench 12, through hole 11 and 2 unicom of reaction tube, a diversion trench 12
By two 11 unicom of through hole；Conical gasket 5 is additionally provided with inside through hole 11 and compresses end cap 6, avoids the anti-of the outflow of reaction tube 2
Liquid is answered to exosmose.The reaction solution flowed out from a reaction tube 2 is flowed out by a through hole 11 of deflector hole 13, is drawn by diversion trench 12
Another through hole 11 of deflector hole 13 is flow to, subsequently into another reaction tube 2, cone seal is additionally provided with inside the through hole 11
Pad 5 and compression end cap 6,1 end of reactor body is sealed by gasket 7 and pressing plate 8, is set respectively on gasket 7 and pressing plate 8
There are reaction solution import 9 and reaction solution outlet 10, so that each reaction tube 2 is connected into an entirety by deflector 4, increase significantly
Response path.
The carborundum tubular microreactors, liquid have just proceeded by a high speed while reactor body 1 is entered
Mixing and reaction.Since reaction liquid is limited in 1 unit interval of reactor body, the control pole of reaction process for convenience, one
The inside of denier reactor body 1 or exit sensor detect abnormal problem, can do timely adjustment to intake condition rapidly, or
Person cuts off charging, interrupts reaction process.Since carrying liquid measure in the inside of reactor body 1 only has hundreds of milliliters to several kilograms, so
Any safety problem will not be produced.
Claims (7)
1. a kind of carborundum tubular microreactors, including reactor body (1) and reaction tube (2), it is characterised in that：Described is anti-
It is carborundum tube that (2), which should be managed, and reactor body (1) end is sealed by pressing plate (8), the pressing plate (8) be equipped with reaction solution into
Mouthful (9) and reaction solution export (10), are equipped with deflector (4) between reactor body (1) and pressing plate (8), on the deflector (4)
Equipped with deflector hole (13), deflector hole (13) is made of two through holes (11) and a diversion trench (12), through hole (11) and reaction tube
(2) unicom, a diversion trench (12) is by two through hole (11) unicom.
2. carborundum tubular microreactors according to claim 1, it is characterised in that：The pressing plate (8) and deflector (4)
Between be equipped with gasket (7).
3. carborundum tubular microreactors according to claim 2, it is characterised in that：The reactor body (1) and lead
Backing plate (3), backing plate (3) and reactor body (1) welding are equipped between flowing plate (4).
4. carborundum tubular microreactors according to claim 3, it is characterised in that：It is additionally provided with inside the through hole (11)
Conical gasket (5).
5. carborundum tubular microreactors according to claim 4, it is characterised in that：It is additionally provided with inside the through hole (11)
Compress end cap (6).
6. carborundum tubular microreactors according to claim 5, it is characterised in that：The conical gasket (5) is four
Fluorine gasket.
7. carborundum tubular microreactors according to claim 6, it is characterised in that：The gasket (7) is phenyl tetrafluoride pad
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711481641.3A CN107899524A (en) | 2017-12-29 | 2017-12-29 | Carborundum tubular microreactors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711481641.3A CN107899524A (en) | 2017-12-29 | 2017-12-29 | Carborundum tubular microreactors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107899524A true CN107899524A (en) | 2018-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711481641.3A Pending CN107899524A (en) | 2017-12-29 | 2017-12-29 | Carborundum tubular microreactors |
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| CN (1) | CN107899524A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095927A (en) * | 2018-08-07 | 2018-12-28 | 山东金德新材料有限公司 | A kind of pressureless sintering silicon carbide microchannel reactor chip and preparation method thereof |
| CN110801785A (en) * | 2019-11-21 | 2020-02-18 | 浙江大学 | Hydrogen production reactor with honeycomb SiC ceramic as catalyst carrier |
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| CN107442061A (en) * | 2017-06-09 | 2017-12-08 | 山东诺为制药流体系统有限公司 | A kind of continuous flow reactor |
| CN206787345U (en) * | 2017-03-14 | 2017-12-22 | 四川久远化工技术有限公司 | A kind of removable tube-separating type preheating device |
| CN206793683U (en) * | 2017-06-09 | 2017-12-26 | 山东诺为制药流体系统有限公司 | A kind of double tubesheet reactor |
| CN207769760U (en) * | 2017-12-29 | 2018-08-28 | 山东金德新材料有限公司 | Silicon carbide tubular microreactors |
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2017
- 2017-12-29 CN CN201711481641.3A patent/CN107899524A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000030453A (en) * | 2000-03-02 | 2000-06-05 | 도미남 | Method to manufacture heater radiator |
| US20110224463A1 (en) * | 2008-11-11 | 2011-09-15 | Stefan Zikeli | Modular reactor |
| CN103225715A (en) * | 2013-04-26 | 2013-07-31 | 华为技术有限公司 | Seal assembly |
| CN203518718U (en) * | 2013-09-14 | 2014-04-02 | 泰豪科技股份有限公司 | Shell and tube heat exchanger of sealed structure |
| CN104258796A (en) * | 2014-10-13 | 2015-01-07 | 南京工业大学 | Novel high-throughput micro-channel reactor provided with multiple layers of spirally winding tubes |
| CN105170053A (en) * | 2015-08-31 | 2015-12-23 | 南京正源搪瓷设备制造有限公司 | Strong-corrosion-resistant type tubular reactor |
| CN106693529A (en) * | 2016-12-07 | 2017-05-24 | 中核四0四有限公司 | Uranium dioxide hydrofluorination reactor in-built type gas filtering device |
| CN206787345U (en) * | 2017-03-14 | 2017-12-22 | 四川久远化工技术有限公司 | A kind of removable tube-separating type preheating device |
| CN107442061A (en) * | 2017-06-09 | 2017-12-08 | 山东诺为制药流体系统有限公司 | A kind of continuous flow reactor |
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| CN207769760U (en) * | 2017-12-29 | 2018-08-28 | 山东金德新材料有限公司 | Silicon carbide tubular microreactors |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095927A (en) * | 2018-08-07 | 2018-12-28 | 山东金德新材料有限公司 | A kind of pressureless sintering silicon carbide microchannel reactor chip and preparation method thereof |
| CN110801785A (en) * | 2019-11-21 | 2020-02-18 | 浙江大学 | Hydrogen production reactor with honeycomb SiC ceramic as catalyst carrier |
| CN110801785B (en) * | 2019-11-21 | 2020-08-11 | 浙江大学 | Hydrogen production reactor with honeycomb SiC ceramic as catalyst carrier |
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