CN1030194A - Ultrasonic electromagnetic separating apparatus - Google Patents
Ultrasonic electromagnetic separating apparatus Download PDFInfo
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- CN1030194A CN1030194A CN 88102901 CN88102901A CN1030194A CN 1030194 A CN1030194 A CN 1030194A CN 88102901 CN88102901 CN 88102901 CN 88102901 A CN88102901 A CN 88102901A CN 1030194 A CN1030194 A CN 1030194A
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- ultrasonic
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Abstract
A kind of ultrasonic-electromagnetic separating apparatus.Whole instrument is made up of ultrasonic dispersal unit, electromagnetic agitation unit and operation control unit.Two of instrument are disperseed cylinder can carry out the dispersion of 8 samples simultaneously, have 1～15 minute preset regularly ultrasonic, ultrasonic-electromagnetism, electromagnetism disperses three kinds of working methods, can also by selector switch, make one or two dispersion cylinder working of instrument as required.Has advantage simple in structure, multiple functional, that work noise is little, jitter time is short, dispersion effect is good.
Description
The present invention relates to a kind of electronic instrument, be applicable to chemical titration analysis.
The suspension that is formed by solution and sample all will be evenly dispersed in sample in the solution before titration, according to the regulation of the standard GB37805-83 of the People's Republic of China (PRC), is that the solution bottle is placed on the vibration of carrying out on the mechanical oscillation machine 40 minutes to the dispersion of sample.This vibrating machine is made up of motor, belt pulley, balance mechanism and shaking screen.Because shaking screen is generation reciprocating machine vibration under the effect of spring steel plate, thereby makes the solution bottle that is placed on above it rock the dispersion that realizes sample, therefore this mode of oscillation exists the time length that noise is big, sample disperses, the problem of weak effect.
The purpose of this invention is to provide ultrasonic electromagnetic separating apparatus, sample is placed disperse cylinder,, realize quick, the evenly dispersion of suspension sample by ultrasonic dispersion and electromagnetic agitation.
Know-why of the present invention is: ultrasonic electromagnetic separating apparatus is made of two ultrasonic dispersal unit, electromagnetic agitation unit and operation control unit.
1, ultrasonic dispersal unit.Supersonic source (1), (2) transducer T by Fig. 1
1, T
2Disperse cylinder (3), disperse cup (4) to form two ultrasonic dispersal unit.Finish hyperacoustic conversion, realize the ultrasonic dispersion of liquor sample.Supersonic source (1) is the circuit that produces the sonic oscillation signal.QL among Fig. 2 is a rectification circuit, and C1 is its filter capacitor.Triode BG1, BG3, resistance R 1～R8, capacitor C 2, C3 form the resonance amplifier that produces the sonic oscillation signal.Transducer T
1Be the ceramic disks with piezo-electric effect, the sonic oscillation signal that comes as coupling capacitance C4, output transformer B2 is added in transducer T
1After going up, transducer T
1Just produce ultrasonic wave, simultaneously ultrasonic wave is reached and its coherent dispersion cylinder (3).The water that fills 1/2 volume when disperseing cylinder (3) work is made transmitting medium, and ultrasonic wave disperses cup (4) to make sample obtain ultrasonic cavitation by penetration by water and disperses rapidly.BG2, BG4 are the current limliting triodes of protection BG1, BG3.L1 improves transducer T
1The coupling inductance of conversion efficiency.L2 is a feedback inductance, and its effect is to take out positive feedback signal to be added on the input transformer B1, guarantees the stable sonic oscillation signal of supersonic source (1) output.By Fig. 1 supersonic source (2), transducer T
2, disperse cylinder (3), disperse cup (4) to form another identical ultrasonic dispersal unit.
2, electromagnetic agitation unit.Motor M 1, M2, magnetic stirrer (6) and stirrer (5) by Fig. 1 are formed an electromagnetic agitation unit.The magnetic stirrer (6) that the power transmission shaft of Fig. 3 (8), rubber flywheel (9), sliding disc (10), magnet (11) constitute is contained on the flat bracket (12), it is apart from disperseing cylinder (3) that certain interval is arranged, and three vertical shafts (14) are fixed on electromagnetism disperser (6) and motor M 1 on the instrument base frame (15).Disperseing the stirrer (5) in the cup (4) is the Plastic Package magnetic stirrer of diameter 2.5mm, long 20mm.After disperseing cup to contain to go up suspension to put into to disperse cylinder (3), stirrer (5) just with on the sliding disc holds by the magnet (11) of N-S polarity installation.Connect power supply, motor M 1 is rotated, make with four sliding discs (10) of its tangent commissure with the concentric rubber flywheel (9) that is connected of power transmission shaft (8) and in rotation slot (13) separately, to rotate respectively, thereby make magnet (11) form rotating excitation field drive stirrer (5) rotation synchronously in disperseing cup (4), realize the electromagnetic agitation dispersion of liquor sample.Motor M 2, electromagnetism disperser (6) and stirrer (5) by Fig. 1 are formed another identical electromagnetic agitation unit.
3, operation control unit.Form operation control unit (7) by the time relay DS among Fig. 4, working selecting switch K1, operated key K2, potentiometer W1, W2.By its realization work selection, time preset and timing controlled.
Working procedure of the present invention is:
1, start, instrument is in preheat mode
" power supply " key among Fig. 4 is pressed, " power supply " key contact 1-2 connects power transformer Bo elementary～220V, contact 4-5 connects, and indicator lamp D1 is bright, and instrument is in the energising preheat mode.
2, preset the instrument working time
Timer (16) knob of Fig. 5 is allocated to selected time location, and in a single day knob leaves " OFF " position, and the time relay DS contact 4-5 of Fig. 4 connects, and is condition of work.
3, select the instrument working method
The working selecting switch K1 of Fig. 4 is allocated to desired location, for example, K switch 1 is allocated to center position, contact 2-3-4, the 7-8-9 of K switch 1 connect respectively, and two in instrument disperses cylinder (3) to work simultaneously.If switch is allocated to a left side or right-hand, K switch 1 contact 3-2-1,8-7-6 or 3-4-5,8-9-10 connects, and one in instrument disperses cylinder (3) work.
4, select Instrument working state
Under Fig. 5 timer (16) effect, instrument carries out work according to the different choice of duty stacked switch K2:
(1), electromagnetism disperses
Press " electromagnetism " key, its contact 4-5 connects, and indicator lamp D2 is bright.
If K switch 1 is at center position, motor M 1, M2～the 110V driving voltage is added in the contact 1-2 end of motor M 1, M2 respectively, gets back to transformer B through K switch 1 contact 7-8-9, " electromagnetism " key contact 2-1, DS contact 4-5 through shift capacitor C01, C02
0Elementary～the 0V end, motor M 1, M2～15V control voltage adds to the 3-4 end of motor M 1, M2 respectively through potentiometer W1, W2, drive magnetic stirrer (6) work of Fig. 1, make stirrer (5) Tong step Xuan Zhuan And disperse the liquor sample in the cup (4) to carry out the dispersion of timing electromagnetic agitation 8 by the magnet (11) of Fig. 3.
(2), ultrasonic dispersion
Press " ultrasonic " key, contact 4-5 connects, and indicator lamp D4 is bright.
If K switch 1 is at center position ,～220V will be via the 5-4 of DS, and " ultrasonic " key contact 1-2, K1 contact 2-3-4 are added in respectively in the circuit of supersonic source 1, supersonic source 2, transducer T
1, T
2The ultrasonic wave that produces reaches two and disperses cylinder (3), and ultrasonic wave directly penetrates 8 by water and disperses cup (4) that liquor sample is carried out the ultrasonic dispersion of timing.
(3), ultrasonic electromagnetic disperses
Press " ultrasonic electromagnetism " key, contact 4-5 connects, and indicator lamp D3 is bright.
" ultrasonic electromagnetism " key contact 1-2 connects, and interval with half a minute under the mechanical gear effect, the contact 1,2,3 of time relay DS is alternately connected 2-1,2-3.Before in half a minute, DS contact 2-1 connects ,～220V is through DS contact 5-4, behind " ultrasonic electromagnetism " key contact 1-2, DS contact 2-1, the K switch 1 contact 2-3-4, is added in respectively in the circuit of supersonic source 1, supersonic source 2 and makes instrument carry out ultrasonic dispersion; In back half a minute, DS contact 2-3 connects, motor M 1, M2～the 110V driving voltage and～15V control voltage makes motor M 1, the M2 rotation of switch on through DS contact 2-3 respectively, instrument carries out the electromagnetic agitation dispersion.
In above-mentioned three kinds of work, in case the knob of timer (16) returns back to " OFF " position, the contact 4-5 of time relay DS all disconnects, and instrument quits work.
In the electromagnetic agitation circuit, be provided with and constitute speed by potentiometer W1, W2 and regulate, the control voltage that regulator potentiometer W1, W2 can change motor M 1, M2 makes the electromagnetic agitation adjustable-speed.
The present invention successfully solved the mechanical oscillation time long, noise is big, the problem of dispersion effect difference, its effect is that Instrument working state is flexible, can select required a kind of working method easily, the timer that instrument is provided with can be selected the working time arbitrarily in 1-15 minute.Select the different position of the switch can make one or two dispersion cylinder working of instrument, therefore can disperse 8 samples simultaneously.When being used for the dispersion of CTAB carbon black suspension, only with the GB37805-83 regulation that just can be up to state standards in 6 minutes with 40 minutes requirement of mechanical oscillation, realized fast, evenly disperseed.The present invention is simple in structure, operation, easy to maintenance.
Fig. 1 is the ultrasonic electromagnetic separating apparatus block diagram.
Fig. 2 is the supersonic source electrical schematic diagram.
Fig. 3 is electromagnetic agitation unit figure.Wherein (3) are that stirrer, (8) are instrument base frame, M1 motor for rotation slot, (14) for vertical shaft, (15) for flat bracket, (13) for magnet, (12) for sliding disc, (11) for rubber flywheel, (10) for power transmission shaft, (9) for disperseing cylinder, (4) for disperseing cup, (5).
Fig. 4 is the operation control unit electrical schematic diagram
Fig. 5 is the ultrasonic electromagnetic separating apparatus outline drawing.
Using method of the present invention is a (see figure 5):
1, the CTAB suspension of Different Weight carbon black sample is quantitatively contained respectively to go into to disperse in the cup (4), again disperseing cup (4) to put into the dispersion cylinder (3) that is marked with 1/2 volumetric water.
2, (or two) that stir the selected instrument of working selecting switch K1 disperse cylinder (3) work.
3, press " power supply " key, connection～220V power supply, " power supply " indicator lamp is bright.
4, timer (16) is hunted the ぶ lemon cold dysentery of relaxing of running quickly ", instrument was with timing working 6 minutes.
5, select required a kind of dispersing mode as required:
(1), press " ultrasonic " key, " ultrasonic " indicator lamp is bright, instrument carries out ultrasonic dispersion to disperseing the CTAB carbon black suspension in the cup (4).
(2), press " electromagnetism " key, " electromagnetism " indicator lamp is bright, instrument disperses disperseing CTAB carbon black suspension in the cup (4) to carry out electromagnetism.
(3), press " ultrasonic electromagnetic " key, " ultrasonic electromagnetic " indicator lamp is bright, instrument disperses disperseing CTAB carbon black suspension in the cup (4) to carry out ultrasonic, half a minute electromagnetism of half a minute.
6, when timer (16) returns back to " OFF " position, the instrument outage quits work.
Claims (6)
1, a kind of ultrasonic electromagnetic separating apparatus is made up of ultrasonic transducer, electromagnetic agitation unit, operation control unit and motor, it is characterized in that presetting jitter time by timer DS, stirs working selecting switch K
1At 2-3-4, during the position of 7-8-9, when pressing K switch
2Ultrasonic key, supersonic source (1), (2) and transducer T
1, T
2Work, by disperseing the direct conduction of water in the cylinder (3), ultrasonic vibration penetrates and disperses cup (4), and liquor sample is carried out ultrasonic dispersion; When pressing K switch
2Electromagnetic linkage, motor M
1, M
2And magnetic stirrer (6) work, by magnet (11) and stirrer (5) liquor sample is carried out the instrument that electromagnetism disperses.
2, instrument according to claim 1 is characterized in that K switch
1In the centre position, when pressing K switch
2The ultrasonic electromagnetic key, timer DS contact 2-1 and 2-3 alternately connect, and constitute ultrasonic, electromagnetism dispersal device.
3, instrument according to claim 1, it is characterized in that magnetic stirrer (6) is to be contained in flat bracket (12) upward and with dispersion cylinder (3) certain clearance to be arranged, three vertical shafts (14) are fixed on the dispersion cylinder on the base frame (15), motor (M when connecting power supply
1), (M
2) rotate, power transmission shaft (8) drives flywheel (9) and rotates, and makes magnet (11) formation rotating excitation field drive the device that stirrer (5) rotates synchronously in disperseing cup (4).
4, instrument according to claim 1 is characterized in that supersonic source is by triode BG
1, BG
3, resistance R
1～R
8Form to produce the resonance amplifier of sonic oscillation signal, BG2, BG4 are the current limliting triode, by coupling capacitance C4, transformer B2 and coupling inductance L 1 ultrasonic energy are reached circuit on transducer T1, the T2.
5, instrument according to claim 2 is characterized in that regulator potentiometer W
1, W
2The size of resistance can change the speed that electromagnetism disperses.
6, instrument according to claim 1 is characterized in that working as K switch
1When center position, left and right two are disperseed cylinder (3) to work simultaneously, work as K switch
1When the position of 3-2-1,8-7-6 or 3-4-5,8-9-10, can make a left side or a right dispersion cylinder (3) work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88102901 CN1030194A (en) | 1988-05-18 | 1988-05-18 | Ultrasonic electromagnetic separating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88102901 CN1030194A (en) | 1988-05-18 | 1988-05-18 | Ultrasonic electromagnetic separating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1030194A true CN1030194A (en) | 1989-01-11 |
Family
ID=4832348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88102901 Pending CN1030194A (en) | 1988-05-18 | 1988-05-18 | Ultrasonic electromagnetic separating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1030194A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108522500A (en) * | 2018-06-22 | 2018-09-14 | 南京中丰益农业科技有限公司 | A kind of cold-induced device and method of seed based on ultrasonic technology |
| CN108905928A (en) * | 2018-07-06 | 2018-11-30 | 南方电网科学研究院有限责任公司 | A kind of device and method being used to prepare nano modification liquid |
-
1988
- 1988-05-18 CN CN 88102901 patent/CN1030194A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108522500A (en) * | 2018-06-22 | 2018-09-14 | 南京中丰益农业科技有限公司 | A kind of cold-induced device and method of seed based on ultrasonic technology |
| CN108522500B (en) * | 2018-06-22 | 2019-03-15 | 南京中丰益农业科技有限公司 | A kind of seed cold-induction device and method based on ultrasonic technology |
| CN108905928A (en) * | 2018-07-06 | 2018-11-30 | 南方电网科学研究院有限责任公司 | A kind of device and method being used to prepare nano modification liquid |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |