CN101226812B - Impulse oscillation pre-magnetization device - Google Patents
Impulse oscillation pre-magnetization device Download PDFInfo
- Publication number
- CN101226812B CN101226812B CN200710158659XA CN200710158659A CN101226812B CN 101226812 B CN101226812 B CN 101226812B CN 200710158659X A CN200710158659X A CN 200710158659XA CN 200710158659 A CN200710158659 A CN 200710158659A CN 101226812 B CN101226812 B CN 101226812B
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- microprocessor control
- concentration
- iron
- transducer
- control board
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Abstract
A pulse vibration pre-magnetizer relates a ferrous powder magnetization treatment device, which comprises a microprocessor control panel, an iron concentration sensor and a solenoid, wherein the microprocessor control panel taking a single chip computer as a core is provided with a peripheral circuit which is made into a printed circuit board, and chips and a pulse transformer are mounted on the printed circuit board. The iron concentration sensor is connected with the microprocessor control panel; two individual solenoids are uniformly wound from copper wires on ore pulp piplines. The ferrous powder magnetization treatment device enables magnetic substances to remain sufficiently residual magnetism via processing by the pre-magnetizer for agglomerating the residual magnetism and preparing for increasing recovery ratio. The invention is the development pulse pre-magnetizer capable of generating high field strength and can operate continuously.
Description
Technical field
The present invention relates to a kind of iron powder magnetization treatment facility, particularly relate to a kind ofly in heavy media coal separation, be used for magnetic medium, magnetic iron ore are magnetized the impulse oscillation pre-magnetization device of processing.
Background technology
The Armco magnetic iron breeze slurry in iron ore dressing plant because the sloughing-off tank magnetic field intensity is less, makes it produce reunion so need earlier the magnetic powder premagnetization in the Iron Ore Powder slurry be handled before the Iron Ore Powder slurry enters sloughing-off tank before entering sloughing-off tank; The dense media of heavy media coal separation is generally selected particulate Armco magnetic iron breeze for use, this Iron Ore Powder forms rare medium slurry in technological process, the magnetic separation after concentration of particulate Armco magnetic iron breeze in rare medium slurry is reclaimed, in order to quicken the concentrated speed and the rate of recovery of particulate Armco magnetic iron breeze, need before concentrating, reunite to the magnetization of the particulate Armco magnetic iron breeze in rare medium slurry generation.The magnetizing equipment of this class all selects for use permanent magnetic material as magnetizing equipment at present, and the magnetic field of permanent magnet magnetization equipment is less, does not reach the magnetization effect sometimes, and long-time use will make permanent magnetic material lose magnetism.
Summary of the invention
The object of the present invention is to provide a kind of impulse oscillation pre-magnetization device that the Armco magnetic iron breeze is carried out the premagnetization processing.This pre-magnetization device by the microprocessor control board according to the conducting of concentration of iron signal Decision Control controllable silicon, producing impulse oscillation magnetic field by solenoid coil handles the ferromagnetism solid magnetizing, make the magnetic thing of handling by pre-magnetization device leave enough remanent magnetism, so that it can be reunited, prepare for improving the rate of recovery.
The present invention is achieved by the following technical solutions:
Impulse oscillation pre-magnetization device, this impulse oscillation pre-magnetization device comprises microprocessor control board, concentration of iron transducer and solenoid coil, wherein the microprocessor control board is that core is provided with peripheral circuit with the single-chip microcomputer, and is made into printed substrate, and chip, pulse transformer are installed on printed substrate; The concentration of iron transducer is connected with the microprocessor control board; On ore slurry pipeline, adopt the copper cash uniform winding to become two independently solenoid coils.
Aforesaid impulse oscillation pre-magnetization device, described peripheral circuit is made of controllable silicon pulsed triggering circuit, concentration of iron oscillating circuit, transducer, supervisory keyboard and display circuit; The electric capacitor time-sharing charging of pulsed triggering circuit wherein, timesharing is discharged to field coil.
Aforesaid impulse oscillation pre-magnetization device, described concentration of iron transducer are for to have winding around on the round pipe of flange, and the inductance value of formation is the transducer of 0.96mH.
Aforesaid impulse oscillation pre-magnetization device, described solenoid coil are the separate double loop construction, adopt the 16mm2 copper cash, and needing diameter in technology is used is that 100～500 millimeters round pipes are entwined; It can alternation under the control of microcontroller.
Advantage of the present invention and effect are:
1. the present invention changes the rlc circuit waveform into vibrational waveform, has formed " pulsating " field intensity of 20 kilo-ampere/rice.
2. twin coil of the present invention alternation under the control of microcontroller and prolongs its useful life so that distribute heat can make the equipment long time continuous working.
3. the present invention can detect the pipeline magnetic material content in real time, adjusts working mechanism, cuts down the consumption of energy.
4. the present invention produces impulse oscillation magnetic field to the processing of ferromagnetism solid magnetizing by solenoid, can fully magnetize different types of ferromagnetic substance.
Description of drawings
Fig. 1 is an electric control principle circuit diagram of the present invention;
Fig. 2 is a solenoid coil cutaway view of the present invention.
Embodiment
The present invention is described in detail with reference to the accompanying drawings.
As shown in the figure, the present invention includes microprocessor control board, concentration of iron transducer and solenoid coil, described microprocessor control board is that core design goes out peripheral circuit with the single-chip microcomputer, mainly contains controllable silicon pulsed triggering circuit, concentration of iron oscillating circuit, transducer, supervisory keyboard and display circuit and constitutes.Adopt the circuit tracing software design to go out schematic diagram, be made into printed substrate (PCB) then.Each chip, pulse transformer etc. are installed on pcb board; Electric capacitor 3 time-sharing charging, timesharing are discharged to field coil.
The concentration of iron transducer is that the concentration of iron transducer of 0.96mH is connected with the microprocessor control board having winding around on the round pipe of flange, forming inductance value.The concentration of iron signal is produced by signal circuit.
Solenoid coil is the separate double loop construction, adopts 16mm
2Copper cash, needing diameter in technology is used is that 100～500 millimeters round pipes are entwined.According to the process pipe requirement at field intensity, scene, on 1 meter long pipeline, divide equally and independently twine two solenoid coils.
Control method: will fit together by each functional part that above-mentioned design processes, making software is adjusted premagnetization field intensity and cycle according to the size of the pulp density that flows in the ore slurry pipeline 7.With the RCL circuit serves as basic by the corresponding controllable silicon work of Single-chip Controlling, is at first charged to electric capacity 3 by controllable silicon 2 by power supply 1, twines the solenoid coil of making 6 to copper conductor then and discharges with generation magnetic field.Control controllable silicon working mechanism is that input variable is carried out adaptive control algorithm processing, the silicon controlled control strategy of making a strategic decision out by the magnetic substrate concentration cont signal of single-chip microcomputer collection.The microprocessor control board is according to the conducting of concentration of iron signal Decision Control controllable silicon, give birth to effective field by discharging thyristor 4 conductings discharge through the miscarriage of Power Diode Pumped 5 prefaces, magnetized by magnetic medium, produce impulse oscillation magnetic field by solenoid the ferromagnetism solid magnetizing is handled.
Claims (2)
1. impulse oscillation pre-magnetization device, comprise microprocessor control board, concentration of iron transducer and solenoid coil, wherein the microprocessor control board is that core is provided with peripheral circuit with the single-chip microcomputer, and is made into printed substrate, and chip, pulse transformer are installed on printed substrate; The concentration of iron transducer is connected with the microprocessor control board; On ore slurry pipeline, adopt the copper cash uniform winding to become two independently solenoid coils, it is characterized in that described peripheral circuit is made of controllable silicon pulsed triggering circuit, concentration of iron oscillating circuit, concentration of iron transducer, supervisory keyboard and display circuit; The electric capacitor time-sharing charging of controllable silicon pulsed triggering circuit wherein, timesharing is discharged to solenoid coil; Described solenoid coil is the separate double loop construction, adopts 16mm
2Copper cash, needing diameter in technology is used is that 100～500 millimeters round pipes are entwined; Its alternation under the control of microprocessor control board.
2. impulse oscillation pre-magnetization device according to claim 1 is characterized in that, described concentration of iron transducer is for to have winding around on the round pipe of flange, and the inductance value of formation is the transducer of 0.96mH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710158659XA CN101226812B (en) | 2007-11-30 | 2007-11-30 | Impulse oscillation pre-magnetization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710158659XA CN101226812B (en) | 2007-11-30 | 2007-11-30 | Impulse oscillation pre-magnetization device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101226812A CN101226812A (en) | 2008-07-23 |
| CN101226812B true CN101226812B (en) | 2010-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710158659XA Expired - Fee Related CN101226812B (en) | 2007-11-30 | 2007-11-30 | Impulse oscillation pre-magnetization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101226812B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201432A (en) * | 2020-10-27 | 2021-01-08 | 中国人民解放军海军工程大学 | Residual magnetic field demagnetizing device and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188429Y (en) * | 1993-05-10 | 1995-02-01 | 鞍山钢铁学院 | Magnetic cobbing column |
| CN2762900Y (en) * | 2004-12-31 | 2006-03-08 | 唐山陆凯科技有限公司 | Atomatic start/stop device of electromagnetic vibrating screen |
| CN2836920Y (en) * | 2005-11-11 | 2006-11-15 | 李日善 | Intelligence helical magnetic field magnetic separation post |
-
2007
- 2007-11-30 CN CN200710158659XA patent/CN101226812B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188429Y (en) * | 1993-05-10 | 1995-02-01 | 鞍山钢铁学院 | Magnetic cobbing column |
| CN2762900Y (en) * | 2004-12-31 | 2006-03-08 | 唐山陆凯科技有限公司 | Atomatic start/stop device of electromagnetic vibrating screen |
| CN2836920Y (en) * | 2005-11-11 | 2006-11-15 | 李日善 | Intelligence helical magnetic field magnetic separation post |
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| Publication number | Publication date |
|---|---|
| CN101226812A (en) | 2008-07-23 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20131130 |