CN107243310A - A kind of ultrasonic high oscillating air flow tubular reactor - Google Patents
A kind of ultrasonic high oscillating air flow tubular reactor Download PDFInfo
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- CN107243310A CN107243310A CN201710443282.6A CN201710443282A CN107243310A CN 107243310 A CN107243310 A CN 107243310A CN 201710443282 A CN201710443282 A CN 201710443282A CN 107243310 A CN107243310 A CN 107243310A
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- ultrasonic
- reaction tube
- reactor
- air flow
- vertical reaction
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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
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
Abstract
The invention discloses the ultrasonic high oscillating air flow tubular reactor of one kind.Reactor body is made up of vibrating device, three parts of Vltrasonic device and heat-exchanger rig, oscillation device is provided with low head, connected between end socket and housing by flange, housing is imported and exported provided with heat exchange carrier, enclosure interior has vertical reaction tube, ultrasonic transducer, hydraulic barrier etc., all reaction tubes are fixed on the circular tube sheet at two ends, and ultrasonic transducer is connected by ultrasonic transformer with reaction tube pipe flange.Advantage：With the hybrid reaction performance more excellent than common tubular reactor, and the bubble of ultrasonic cavitation generation can be effectively utilized, oscillating impulse is imposed again forms high oscillating air flow, it can ensure that nanomaterial is evenly distributed the dispersiveness higher with nano-particle on a microscopic scale very well, for solving when prepared by nano material scale the key issue such as the reunion of nano-particle and mass-and heat-transfer effect difference in reaction system.
Description
Technical field
The present invention relates to reactor technology field, and in particular to a kind of ultrasonic high oscillating air flow tubular reactor.
Background technology
Reactor is the nucleus equipment in chemical reaction process, and it is broadly divided into tubular type by structure, autoclave, tower, solid
Fixed bed etc., is widely used in the chemical mixing reaction of gas, liquid, solid phase.Tubular reactor be applied to fast reaction, it is strongly exothermic, inflammable,
Explosive reaction process, has good using effect especially under high temperature, condition of high voltage.
Industrially when scale prepares nano composite material, due to the surface energy effect and small-size effect of nano-particle,
Nano-particle in system is reunited, have impact on the mass-and heat-transfer of dispersiveness and system of the Nano filling in matrix, and then influence
The performance of finished material in itself.
In view of above-mentioned condition, it is necessary to which the structure of reactor in prior art is improved.Pass through ultrasound and vibration
With reference to, the bubble formed using ultrasonic cavitation, then impose oscillating impulse and form high oscillating air flow, can be very well in the microcosmic chi of nanometer
Ensure that material is evenly distributed the dispersiveness higher with nano-particle on degree, can be used to solve when prepared by scale in liquid-phase reaction system
The key issue such as the reunion of nano-particle and mass-and heat-transfer effect difference.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art there is provided the ultrasonic high oscillating air flow tubular reactor of one kind, is fitted
For microcosmic Nanocomposites system, nano-particle distribution and dispersing uniformity on micro-scale are improved, it is ensured that reaction system
Long-time continuous stable is run.
It is as follows using technical scheme to reach above-mentioned purpose：
A kind of ultrasonic high oscillating air flow tubular reactor, including cylindrical housings, upper and lower end socket, vertical reaction tube, circle
Tube sheet；
The upper and lower end socket is connected with shell flange；
The vertical reaction tube is fixed in housing by circular tube sheet setting up and down in housing, and material passes through reactor
The material inlet of bottom enters vertical reaction tube, is discharged by reactor head material outlet；It is characterized in that：
Ultrasonic transducer is distributed with the vertical reaction pipe outer wall；The ultrasonic transducer passes through ultrasonic transformer and vertical reaction
Pipe pipe flange is connected；
Vibrating device is provided with the low head；The piston area of vibrating device is directly contacted with reaction liquid in reactor.
By such scheme, the vertical reaction tube main material be stainless steel, ultrasonic transducer supersonic frequency be 25-
500KHz, single vertical reaction tube ultrasonic power is controlled in 200-1000W or so.
By such scheme, the vibrating device includes motor, eccentric wheel, universal joint, piston apparatus；Universal joint is driving
Dynamic motor-driven eccentric wheel moves up and down under driving, so as to drive piston to pump, reciprocating amplitude by
The distance between eccentric wheel holes is determined；The amplitude used is 1mm, 2mm, 3mm, 5mm, 8mm or 10mm.
By such scheme, the housing is additionally provided with heat exchange carrier import, heat exchange carrier outlet, hydraulic barrier, control
Warm instrument；Heat exchange carrier enters from the heat exchange carrier import of reactor, is fully connect with vertical reaction tube by hydraulic barrier
Touch, export discharge from the heat exchange carrier of reactor head, coutroi velocity is adjusted by temperature control instrument.
By such scheme, annulus baffle plate equidistantly is installed in the vertical reaction tube；Annulus baffle plate external diameter is approximately equal to vertical
Straight tube inner diameter, annulus baffle plate internal diameter is about the half of vertical tube inner diameter；Annulus baffle plate is by fixation with steel wire, adjacent circle
The ratio between ring baffle plate spacing and vertical tube inner diameter are 1.2-1.5.
The present invention is relative to the beneficial effect of prior art：
The scale of micro Nano material under micro-scale can further be improved by the combination of Vltrasonic device and oscillation device
Scattered and controllable preparation, reaction mass is by being pumped into the vertical reaction tube equipped with ultrasonic transducer, under ultrasonication
Cavitation bubble is produced, then imposes oscillating impulse and forms high oscillating air flow, the distribution of nanomaterial can be ensured on a microscopic scale
It is uniform compared with polymolecularity.
Simultaneously because tube side and shell side have hydraulic barrier, and then the disturbance of fluid is added, in high oscillating impulse
Under effect, due to the cavitation bubble rapid disruption of formation, new bubble formation ruptures and so on again, increases the turbulent flow journey of fluid
Degree, destroys laminar flow and turbulent heat transfer boundary layer, can strengthen convection heat transfer' heat-transfer by convection well.
The ultrasonic high oscillating air flow tubular reactor that the present invention is designed has more excellent heat transfer system compared with common response device
Number, and the combination of ultrasound and vibration can ensure point higher with nano-particle that be evenly distributed of nanomaterial on a microscopic scale
Property is dissipated, is a kind of dispersion technology of micro-scale, can be used for solving the reunion of nano-particle in reaction system when prepared by scale
With the key issue such as mass-and heat-transfer effect difference.
Brief description of the drawings
Accompanying drawing 1：The ultrasonic high oscillating air flow tubular reactor sectional structure chart of the present invention；
Accompanying drawing 2：Vibrating device structure chart；
Accompanying drawing 3：Annulus baffle plate attachment structure figure；
Accompanying drawing 4：Annulus baffle plate sectional view；
Wherein, 1- upper covers；2- housings；The vertical reaction tubes of 3-；4- ultrasonic transducers；5- annulus baffle plates；6- circle tube sheets；
7- material inlets；8- material outlets；9- heat exchange carriers are exported；10- hydraulic barriers；11- temperature control instruments；12- heat exchange carriers
Import；13- vibrating devices；14- low heads；15- motors；16- eccentric wheels；17- universal joints；18- piston apparatus.
Embodiment
For a better understanding of the present invention, with reference to the embodiment content that the present invention is furture elucidated, but the present invention
Content is not limited except as.
As shown in Figure 1 and Figure 2, the ultrasonic high oscillating air flow tubular reactor of the present invention includes upper cover (1), housing (2), hung down
Straight reaction tube (3), ultrasonic transducer (4), annulus baffle plate (5), circular tube sheet (6), material inlet (7), material outlet (8), heat
Exchange carrier outlet (9), hydraulic barrier (10), temperature control instrument (11), heat exchange carrier import (12), vibrating device (13), under
End socket (14).
Upper cover (1) and low head (14) are that vibrating device (13) is provided with ellipsoidal head, low head (14), can be right
Material imposes high oscillating impulse.The oscillation device (13) includes motor (15), eccentric wheel (16), universal joint (17), work
Plug device (18).Universal joint moves up and down under the drive of motor-driven eccentric wheel, so that drive piston to pump,
The motion of piston is substantially in sine and cosine curve feature.Because piston area is directly contacted with liquid in reactor, therefore fluid is just
Pumped under the promotion of piston, reciprocating amplitude is determined by the distance between eccentric wheel holes.
Whole reactor is made up of tube side and shell side, leads to heat exchange from cylinder bottom heat exchange carrier import (12) in shell side
Carrier, from heat exchange carrier outlet (9) come out, for being exchanged heat to the reaction solution in tubular reactor, in shell side in order to
Increase the turbulence of heat exchanging fluid, improve its coefficient of heat convection, add hydraulic barrier (10), a diameter of barrel diameter of baffle plate
75%.Tube side is made up of the vertical reaction tube (3) of 8-12 0.8-1.5m length, and vertical reaction tube (3) outer wall is distributed with ultrasound and changed
Energy device (4), it is ultrasound-enhanced for being carried out to the reaction solution in pipe.Supersonic frequency is 25-500KHz, the ultrasonic work(of single reaction tube
Rate is controlled in 200-1000W or so, and all vertical reaction tubes are fixed on the circular tube sheet (6) at two ends.In shell side and tube side
Hydraulic barrier can not only strengthen the convection heat transfer' heat-transfer by convection of carrier, fixing tubular reactor can also be played a part of.
Vertical reaction tube (3) main material is stainless steel, and material inlet (7), top are provided with reactor bottom chamber
Chamber is equipped with material outlet (8), and reaction solution enters from bottom chamber, from top chamber discharging.
As shown in Figure 3,4, equidistant mounting circular ring baffle plate (5) in vertical reaction tube (3), annulus baffle plate outer annular diameter is about etc.
In vertical tube inner diameter, annulus baffle plate annular diameters are approximately equal to the half of bore, and annulus baffle plate is adjacent by fixation with steel wire
The ratio between annulus baffle plate spacing and vertical tube inner diameter are 1.2-1.5.
When reactor works, reaction mass provides power by pump and enters reactor, flows through the reaction equipped with ultrasonic transducer
Pipe, imposing energy by transducer makes fluid occur cavitation effect, is finally imposing high oscillating impulse, can larger fluid significantly
Level of disruption so that the bubble generated in course of reaction is swept and hit, the bubble quick crashing newly formed, is served
Bubble is eliminated, the effect of destruction slug flow formation makes fluid form high oscillating air flow, simultaneous reactions device should first be passed through heat when working
Exchange carrier, with reactor temp device formation loop, reaches required temperature.By the frequency for changing ultrasonic transducer
Rate, power, the power of vibrating device frequency converter etc., energy can be provided as needed for material, so as to find optimal reaction
Condition, steady operation is carried out in the case of being uniformly distributed ensureing high dispersive, height.
Embodiment
The skin effect of nano-particle causes nano-particle easily to reunite so that material is distributed scattered in the reactor
Property it is poor, so as to produce influence on material property, this reactor may be used as the nanometers such as zirconium dioxide, silica, aluminum oxide
The composite preparation process of the matrix such as particle and phenolic resin, epoxy resin, can solve nano-particle in resins such as phenolic aldehyde
The problems such as distribution in matrix is scattered, so as to improve the performance of polymer matrix composites, widen the application of composite.
The vertical tube inner diameter of the high oscillating air flow tubular reactor of ultrasound is 50mm, is lined with Teflon (such as polytetrafluoros
Ethene, fluorinated ethylene propylene copolymer or poly- fluothane oxygen) non-sticky coating, for nano-compound modified phenolic resin powder
Prepare.
9 vertical reaction tubes are distributed with housing, 5 pieces of baffling gears are provided with enough reaction compartments, housing to provide
Plate, the 70% of a diameter of diameter of the housing of baffle plate, the height of deflection plate is the 80% of diameter of the housing, and the distance between adjacent screen is pipe
1.5 times of internal diameter.Logical 40 DEG C hot water in housing, for carrying out heating and thermal insulation to the material in reaction tube.Reaction tube and reaction
All components in pipe are all manufactured using Stainless steel 316 L.Deflection plate in housing and housing is manufactured using carbon steel.
Nano-particle is pumped into reactor after being simply mixed with phenolic resin by material, ultrasonic transducer ultrasonic cavitation
Frequency setting be 50KHz, total power of single reaction tube is 500W, and the frequency of frequency converter is 0-15Hz, the amplitude of piston
It is 2mm, optimal reaction condition, the more excellent phenolic aldehyde base of processability can be found by changing above setup parameter
Nano composite material.
Claims (5)
1. a kind of ultrasonic high oscillating air flow tubular reactor, including cylindrical housings, upper and lower end socket, vertical reaction tube, round tube
Plate；The upper and lower end socket is connected with shell flange；The vertical reaction tube is fixed by circular tube sheet setting up and down in housing
In housing, material enters vertical reaction tube by the material inlet of reactor bottom, is arranged by reactor head material outlet
Go out；It is characterized in that：
Ultrasonic transducer is distributed with the vertical reaction pipe outer wall；The ultrasonic transducer passes through ultrasonic transformer and vertical reaction tube pipe
Flange is connected；
Vibrating device is provided with the low head；The piston area of vibrating device is directly contacted with reaction liquid in reactor.
2. ultrasonic high oscillating air flow tubular reactor as claimed in claim 1, it is characterised in that the vertical reaction tube main body material
Matter is stainless steel, and ultrasonic transducer supersonic frequency is 25-500KHz, and single vertical reaction tube ultrasonic power is controlled in 200-
1000W or so.
3. ultrasonic high oscillating air flow tubular reactor as claimed in claim 1, it is characterised in that the vibrating device includes driving
Motor, eccentric wheel, universal joint, piston apparatus；Universal joint moves up and down in the case where the eccentric wheel that motor drives drives, so that
Driving piston is pumped, and reciprocating amplitude is determined by the distance between eccentric wheel holes；The amplitude used for
1mm, 2mm, 3mm, 5mm, 8mm or 10mm.
4. ultrasonic high oscillating air flow tubular reactor as claimed in claim 1, it is characterised in that the housing is additionally provided with hot friendship
Change carrier import, heat exchange carrier outlet, hydraulic barrier, temperature control instrument；Heat exchange carrier enters from the heat exchange carrier of reactor
Mouth enters, and is fully contacted with vertical reaction tube by hydraulic barrier, exports discharge from the heat exchange carrier of reactor head, passes through
Temperature control instrument adjusts coutroi velocity.
5. ultrasonic high oscillating air flow tubular reactor as claimed in claim 1, it is characterised in that between being waited in the vertical reaction tube
Away from being provided with annulus baffle plate；Annulus baffle plate external diameter is approximately equal to vertical tube inner diameter, and annulus baffle plate internal diameter is about vertical reaction tube
The half of internal diameter；Annulus baffle plate by fixation with steel wire, the ratio between adjacent rings baffle plate spacing and vertical tube inner diameter for 1.2-
1.5。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710443282.6A CN107243310A (en) | 2017-06-13 | 2017-06-13 | A kind of ultrasonic high oscillating air flow tubular reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710443282.6A CN107243310A (en) | 2017-06-13 | 2017-06-13 | A kind of ultrasonic high oscillating air flow tubular reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107243310A true CN107243310A (en) | 2017-10-13 |
Family
ID=60019154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710443282.6A Pending CN107243310A (en) | 2017-06-13 | 2017-06-13 | A kind of ultrasonic high oscillating air flow tubular reactor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362162A (en) * | 2018-03-19 | 2018-08-03 | 华北电力大学 | A kind of heat-exchange apparatus |
| CN111825087A (en) * | 2020-06-03 | 2020-10-27 | 宁夏墨工科技有限公司 | Ultrasonic runner reaction device for graphene preparation process |
| CN114100530A (en) * | 2021-11-01 | 2022-03-01 | 武汉理工大学 | Ultrasonic oscillation gas-liquid-solid multiphase flow tubular reactor |
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| WO2010031681A1 (en) * | 2008-09-18 | 2010-03-25 | Siemens Aktiengesellschaft | METHOD FOR SEPARATING RICH ORE PARTICLES FROM AGGLOMERATES WHICH CONTAIN NON-MAGNETIC ORE PARTICLES AND MAGNETIZABLE PARTICLES ATTACHED THERETO, ESPECIALLY Fe-CONTAINING OXIDE COMPONENTS SUCH AS Fe3O4 |
| CN202527151U (en) * | 2012-01-18 | 2012-11-14 | 浙江大学 | Oscillatory flow tubular reaction crystallizer |
| CN104694155A (en) * | 2013-12-05 | 2015-06-10 | 窦洪波 | Ultrasonic resonance desulfurization electrochemical technology reactor and reaction technology thereof |
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2017
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Patent Citations (3)
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|---|---|---|---|---|
| WO2010031681A1 (en) * | 2008-09-18 | 2010-03-25 | Siemens Aktiengesellschaft | METHOD FOR SEPARATING RICH ORE PARTICLES FROM AGGLOMERATES WHICH CONTAIN NON-MAGNETIC ORE PARTICLES AND MAGNETIZABLE PARTICLES ATTACHED THERETO, ESPECIALLY Fe-CONTAINING OXIDE COMPONENTS SUCH AS Fe3O4 |
| CN202527151U (en) * | 2012-01-18 | 2012-11-14 | 浙江大学 | Oscillatory flow tubular reaction crystallizer |
| CN104694155A (en) * | 2013-12-05 | 2015-06-10 | 窦洪波 | Ultrasonic resonance desulfurization electrochemical technology reactor and reaction technology thereof |
Non-Patent Citations (2)
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| 吴伏加等: "《深孔加工中若干关键技术》", 31 October 2014, 中国科学技术出版社 * |
| 许春树: "《化工设备使用与维护》", 31 July 2012, 中央广播电视大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362162A (en) * | 2018-03-19 | 2018-08-03 | 华北电力大学 | A kind of heat-exchange apparatus |
| CN111825087A (en) * | 2020-06-03 | 2020-10-27 | 宁夏墨工科技有限公司 | Ultrasonic runner reaction device for graphene preparation process |
| CN114100530A (en) * | 2021-11-01 | 2022-03-01 | 武汉理工大学 | Ultrasonic oscillation gas-liquid-solid multiphase flow tubular reactor |
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Application publication date: 20171013 |
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