CN100371066C - Jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave - Google Patents
Jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave Download PDFInfo
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- CN100371066C CN100371066C CNB2006100342038A CN200610034203A CN100371066C CN 100371066 C CN100371066 C CN 100371066C CN B2006100342038 A CNB2006100342038 A CN B2006100342038A CN 200610034203 A CN200610034203 A CN 200610034203A CN 100371066 C CN100371066 C CN 100371066C
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Abstract
The present invention discloses a continuous parallel orthogonal multi-frequency phonochemical reaction device in jacket structure. A liquid allocating slot is connected with a circulating pump, the circulating pump, a first valve, a rotor flow meter and a second valve are orderly connected, the second valve is connected with an inlet of a reaction chamber, and an outlet of the reaction chamber is connected with the liquid allocating slot and a discharging slot. The reaction chamber forms a cuboid shape, ultrasonic transducer groups are arranged on two opposite device walls, each ultrasonic transducer group is composed of a plurality of groups of paster type ultrasonic transducers, and a probe type ultrasonic transducer is arranged on the top end of the reaction chamber. The present invention can be singly opened or the arbitrary multiple present inventions can be opened simultaneously, and acoustic power can be controlled through external current adjustment. When parallel or orthogonal ultrasonic waves simultaneously act on reactants, acoustic field ranges are wider, distribution is more uniform, constant temperature reaction is kept through cooling by the jacket structure, and function effect is better. The present invention which adopts continuous design can be widely applied to the phonochemical reaction field.
Description
Technical field
The invention belongs to sonochemistry reaction unit field, relate in particular to a kind of jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave.
Background technology
Ultrasonic wave is meant that higher (elastic wave promptly＞16～20KHz), sonochemistry are meant an emerging cross discipline utilizing ultrasonic irradiation to quicken chemical reaction, boost productivity to the frequency range that frequency ratio people ear can hear.
Phonochemical reaction is not the direct interaction from sound wave and material molecule, because wave length of sound commonly used is far longer than molecular scale in liquid.Phonochemical reaction mainly comes from acoustic cavitation---formation, the vibration in liquid hollow chamber, grow, be contracted to collapse, and the physics and the chemical reaction that cause.The process of liquid acoustic cavitation is the process of concentrating the sound field energy and discharging rapidly.During the cavitation collapse, high temperature in the little space that the utmost point short time forms around cavitation more than the generation 5000K and the high pressure of about 50MPa, rate of temperature change is up to 109K/s, and the strong shock wave of association and speed per hour are up to the jet of 400km/h, this not only can accelerate the speed of the interior chemical reaction that is carried out of reaction vessel, but also realize that under general condition being difficult to the chemical reaction that maybe can not realize provides a kind of new very special physical environment, has opened new chemical reaction passage.
Acoustochemical application study has caused great attention in countries in the world, and the covering field relates to biochemistry, organic synthesis, high molecular polymerization and degraded, analytical chemistry, inorganic synthetic, electrochemistry, photochemistry, spatial chemistry, Environmental Chemistry and improves aspect such as chemical technology.Yet various phonochemical reaction equipment should be given birth to, but remove at the vocalization function heat, keep that reaction temperature is constant, acoustic density improves and keeps the existing equipment in reactor steady and continuous formula work aspect to be difficult to reach the demand of commercial Application in the reactor.Ultrasonic equipment on the market is that frequency is single, energy density low and intermittent operation mostly.
Summary of the invention
The object of the present invention is to provide a kind of jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave, the continous way constant temperature phonochemical reaction equipment that can satisfy various chemical reaction needs that this reaction unit is a kind of multi-frequency, the adjustable power scope is big, capacity usage ratio is high.
For this reason, the technical solution used in the present invention is as follows:
The present invention mainly comprises liquid pool, letdown tank, circulating pump, first valve, spinner flowmeter, second valve and reative cell, liquid pool links to each other with circulating pump, circulating pump, first valve, spinner flowmeter, second valve connect successively, second valve is connected with the reative cell inlet, and the reative cell outlet is connected with liquid pool and letdown tank; Described reative cell is a rectangular shape, and two wherein relative walls are provided with the ultrasonic transducer group, and the ultrasonic transducer group is made of some groups of SMD ultrasonic transducers; Described reative cell top is provided with a probe-type ultrasonic transducer, and the ultrasonic wave emitting head of probe-type ultrasonic transducer is in the reactor top.
For when the ultrasonic radiation, can feed nitrogen or other gas, increase the cavitation nucleus quantity in the reaction liquid, improve the phonochemistry yield, promote the efficient of reaction, this reaction unit can be provided with the gas aeration tube in the reative cell bottom, is provided with gas vent in reactor top.
This reaction unit is not having to be provided with U type cooling water jecket on the wall of transducer, and U type cooling water jecket is pasting wall, can improve reaction efficiency by regulating the temperature of cooling water ground flow-control reaction solution like this.
This reaction unit has at reative cell on the wall of ultrasonic transducer group and is provided with visor, the situation of change when can observing response solution being subjected to ultrasonic radiation by visor.
The operating frequency of described probe-type ultrasonic transducer can be selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz etc. for use, and the operating frequency of described some groups of SMD ultrasonic transducers can be selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz etc. for use.
When described ultrasonic transducer group was the different SMD ultrasonic transducer of two groups of operating frequencies, wherein one group operating frequency was 60KHz, and the operating frequency of another group is 100KHz, and this moment, the operating frequency of probe-type ultrasonic transducer was 30KHz.
This reaction unit adopts continous way work design, and reative cell is provided with the gateway of reactant liquor, and the reactant liquor physical efficiency can come conditioned reaction liquid in the time of reative cell through ultrasonic radiation by the flow of control liquid by the conveying of the circulating pump reative cell of constantly flowing through.
The present invention compared with prior art has following advantage and beneficial effect:
(1) the present invention's ultrasonic transducer of constituting the ultrasonic transducer group both can directly adopt commercially available existing product, also can adopt the product of otherwise designed, the operating frequency of ultrasonic transducer can be selected according to requirement of client, as 15KHz or 20KHz, 25KHz, 30KHz, 60KHz, 100KHz etc.
(2) when using reaction unit of the present invention, utilize stube cable that each ultrasonic transducer in the ultrasonic transducer group is connected with the ultrasonic power of peripheral hardware, can select to open different ultrasonic transducers by the control electric current like this, ultrasonic transducer in this reaction unit can singlely be opened, also can a plurality ofly arbitrarily open simultaneously, carry out the phonochemical reaction of parallel orthogonal; And can be by the outside Current Control acoustical power of regulating, this equipment maximum electric power is 300W, and is electrodeless adjustable, can experimental needs, select different electrical power effects, experiment showed, that its sound field scope is wideer when adopting ultrasonic wave parallel or quadrature to act on chemical reactant in the reative cell simultaneously, be more evenly distributed, and can produce " mixing sound field " effect, further strengthen the action of ultrasonic waves effect, its efficient is greater than the algebraical sum of each unifrequency effect;
(3) this reaction unit adopts continous way work design, compares with the service intermittent design of equipment on the market, can react continuously, increases utilization rate of equipment and installations and production capacity.
Description of drawings
Fig. 1 is a kind of structural representation of jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave of the present invention;
Fig. 2 is the front schematic view of reative cell among Fig. 1;
Fig. 3 is the side schematic view of reative cell among Fig. 1.
Among the figure: the 1-liquid pool 2-circulating pump 3-first valve 4-spinner flowmeter 5-second valve 6-reative cell 7-letdown tank
6.1-the probe-type ultrasonic transducer of the SMD ultrasonic transducer 6.8-visor 6.9-30KHz of the SMD ultrasonic transducer 6.5-gas aeration tube 6.6-reative cell inlet 6.7-100KHz of gas vent 6.2-U type cooling water jecket 6.3-reative cell outlet 6.4-60KHz
The specific embodiment
In order to understand the present invention better, below in conjunction with accompanying drawing the present invention is done to describe further, but this example is not a limitation of the present invention just in order to illustrate.
The operating frequency of probe-type ultrasonic transducer can be selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz etc. for use, and the operating frequency of some groups of card chip ultrasonic transducers can be selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz etc. for use.
This example is an example for each one group with the SMD ultrasonic transducer that contains 60KHz and 100KHz, and the probe-type ultrasonic transducer operating frequency is 30KHz.
Shown in Fig. 1,2 and 3, jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave of the present invention mainly comprises liquid pool 1, letdown tank 7, circulating pump 2, first valve 3, spinner flowmeter 4, second valve 5 and reative cell 6, liquid pool 1 links to each other with circulating pump 2, circulating pump 2, first valve 3, spinner flowmeter 4, second valve 5 connect successively, second valve 5 and reative cell inlet 6.6 is connected, and reative cell exports 6.3 and is connected with liquid pool 1 and letdown tank 7; Reative cell 6 is a rectangular shape, and two wherein relative walls are provided with the ultrasonic transducer group, and the ultrasonic transducer group is that the obedient chip ultrasonic transducer 6.4 and 6.7 of 60KHz and 100KHz constitutes by operating frequency; The probe-type ultrasonic transducer 6.9 that it is 30KHz that reative cell 6 tops are provided with an operating frequency, its ultrasonic wave emitting head is in reative cell 6 tops.
Reative cell 6 bottoms are provided with gas aeration tube 6.5, are provided with gas vent 6.1 at reative cell 6 tops; This reaction unit is not having to be provided with U type cooling water jecket 6.2 on the wall of transducer, and U type cooling water jecket 6.2 is pasting wall; Visor 6.8 is arranged between every group of card chip ultrasonic transducer.
Reaction solution in the liquid pool 1 6.6 is entering reative cell 6 through entering the mouth to reative cell through second valve 5 behind first valve 3 and the spinner flowmeter 4 under the effect of circulating pump 2, the ultrasonic transducer of reative cell 6 can singlely be opened, also can a plurality ofly arbitrarily open simultaneously, carry out the phonochemical reaction of parallel orthogonal, electrical power can realize stepless adjustable by external control circuit, in addition, when needs gas is participated in reaction, can Compressed Gas or other gas input reative cell 6 be participated in reaction by gas aeration tube 6.5, unnecessary gas is discharged from gas vent 6.1.Reacted solution is exported through piping, both can reenter liquid pool 1, begins next circulation, perhaps also can enter letdown tank 7 and be used for its usefulness.
Experiment showed, that its sound field scope is wideer when adopting ultrasonic wave parallel or quadrature to act on chemical reactant in the reative cell simultaneously, be more evenly distributed, and can produce " mixing sound field " effect, further strengthen the action of ultrasonic waves effect, its efficient is greater than the algebraical sum of each unifrequency effect.
This reaction unit adopts continous way work design, keeps the solution of isothermal reaction to be delivered directly to next flow process by circulating pump through jacket structured cooling, improves utilization rate of equipment and installations and production capacity, can be widely used in the phonochemical reaction field.
Claims (5)
1. jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave, mainly comprise liquid pool (1), letdown tank (7), circulating pump (2), first valve (3), spinner flowmeter (4), second valve (5) and reative cell (6), liquid pool (1) links to each other with circulating pump (2), circulating pump (2), first valve (3), spinner flowmeter (4), second valve (5) connect successively, second valve (5) is connected with reative cell inlet (6.6), and reative cell outlet (6.3) is connected with liquid pool (1) and letdown tank (7); It is characterized in that described reative cell (6) is a rectangular shape, two wherein relative walls are provided with the ultrasonic transducer group, and the ultrasonic transducer group is made of some groups of SMD ultrasonic transducers; Described reative cell (6) top is provided with a probe-type ultrasonic transducer, and the ultrasonic wave emitting head of probe-type ultrasonic transducer is in reative cell (6) top; Described reative cell (6) is not having to be provided with U type cooling water jecket (6.2) on the wall of transducer, and U type cooling water jecket (6.2) is pasting wall.
2. jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave according to claim 1 is characterized in that described reative cell (6) bottom is provided with gas aeration tube (6.5), is provided with gas vent (6.1) in reactor top.
3. jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave according to claim 1 and 2 is characterized in that described reative cell (6) has on the wall of ultrasonic transducer group to be provided with visor (6.8).
4. jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave according to claim 3, the operating frequency that it is characterized in that described probe-type ultrasonic transducer is selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz for use, and the operating frequency of described some groups of SMD ultrasonic transducers is selected 15KHz, 20KHz, 25KHz, 30KHz, 60KHz or 100KHz for use.
5. jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave according to claim 4, when it is characterized in that described ultrasonic transducer group is the different SMD ultrasonic transducer of two groups of operating frequencies, wherein one group operating frequency is 60KHz, the operating frequency of another group is 100KHz, and this moment, the operating frequency of probe-type ultrasonic transducer was 30KHz.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100342038A CN100371066C (en) | 2006-03-10 | 2006-03-10 | Jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave |
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| CNB2006100342038A CN100371066C (en) | 2006-03-10 | 2006-03-10 | Jacket structured continuous phonochemical reaction apparatus employing parallel orthogonal multi-frequency wave |
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| CN1843611A CN1843611A (en) | 2006-10-11 |
| CN100371066C true CN100371066C (en) | 2008-02-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102302919B (en) * | 2011-06-24 | 2013-08-07 | 华南理工大学 | Multi-frequency ultrasonic parallel radiation gas-liquid mass-transfer reaction device |
| CN108745235A (en) * | 2018-08-24 | 2018-11-06 | 西南大学 | Circulation ultrasonic nano particle dispersion reactor in a kind of gas-lifting type |
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| US5696872A (en) * | 1994-10-07 | 1997-12-09 | Seward; Harold H. | Thermal energy storage and exchanger device |
| CN2317935Y (en) * | 1997-04-24 | 1999-05-12 | 国防科工委后勤部军事医学研究所 | Supersonic reflux reactor |
| JP2000039278A (en) * | 1998-05-14 | 2000-02-08 | Seibu Giken Co Ltd | Total heat exchanging element |
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| CN1619205A (en) * | 2004-11-30 | 2005-05-25 | 罗宪中 | Multi frequency ultrasonic treatment device |
| CN1634773A (en) * | 2003-12-29 | 2005-07-06 | 中国科学院生态环境研究中心 | Method and device for synthesizing inorganic macromolecule flocculant by using ultrasonic |
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2006
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5696872A (en) * | 1994-10-07 | 1997-12-09 | Seward; Harold H. | Thermal energy storage and exchanger device |
| CN2317935Y (en) * | 1997-04-24 | 1999-05-12 | 国防科工委后勤部军事医学研究所 | Supersonic reflux reactor |
| JP2000039278A (en) * | 1998-05-14 | 2000-02-08 | Seibu Giken Co Ltd | Total heat exchanging element |
| CN2579513Y (en) * | 2002-11-01 | 2003-10-15 | 罗宪中 | Multifrequency phonochemistry reaction device |
| CN1416942A (en) * | 2002-11-29 | 2003-05-14 | 北京师范大学 | Film Pollution treating ultrasonic wave and magnetic field equipment |
| CN1634773A (en) * | 2003-12-29 | 2005-07-06 | 中国科学院生态环境研究中心 | Method and device for synthesizing inorganic macromolecule flocculant by using ultrasonic |
| CN1619205A (en) * | 2004-11-30 | 2005-05-25 | 罗宪中 | Multi frequency ultrasonic treatment device |
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