CN202725318U - Intelligent control ore de-ironing equipment with PLC (Programmable Logic Controller) - Google Patents
Intelligent control ore de-ironing equipment with PLC (Programmable Logic Controller) Download PDFInfo
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- CN202725318U CN202725318U CN 201220316504 CN201220316504U CN202725318U CN 202725318 U CN202725318 U CN 202725318U CN 201220316504 CN201220316504 CN 201220316504 CN 201220316504 U CN201220316504 U CN 201220316504U CN 202725318 U CN202725318 U CN 202725318U
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Abstract
The utility model discloses intelligent control ore de-ironing equipment with a PLC (Programmable Logic Controller). A sensor of a metal prober is mounted on a belt conveyor; and a sensor signal is input to a controller. The intelligent control ore de-ironing equipment further comprises a de-ironing mechanism consisting of an electromagnetic de-ironing device and a walking trolley, and an electric control system; the electric control system uses a PLC as a control core; a detection signal of the metal prober is input to the PLC; and the PLC controls the de-ironing mechanism through data processing control for de-ironing treatment. The intelligent control ore de-ironing equipment provided by the utility model has the characteristics of high intensity of a magnetic field, small power consumption, long service life and low accident rate; and the requirements of the national environment policy on energy consumption, emission reduction, low-carbon and environmental friendliness can be met. The automation of the control system of the intelligent control ore de-ironing equipment with the PLC, the intelligentization of a detection system, the mechanization of an executing system, and the rapidness of the operation can be realized; the operation efficiency can be improved; the intelligent control ore de-ironing equipment in iron ore and iron making enterprises has wide development space and huge effect; the various technical property indexes can be improved; the economical benefits and the social benefits can be brought to the development of the enterprises; and the intelligent control ore de-ironing equipment is an updated replacement product with energy conservation and high efficiency.
Description
One, technical field
The utility model relates to the ore equipment for removing ferric ion, particularly intelligent equipment for removing ferric ion.
Two, background technology
In iron ore fortune ore deposit, contain iron block in the ore to crushing mechanism, especially the easily worn part of disintegrating machine had a great impact.If untimely removing will have a strong impact on the normal operation of crushing system, economic loss.
In blast furnace fortune ore deposit, raw material is iron ore, becomes to have more ferromagnetic sintered ore after processing; Process is to utilize belt conveyor to be transported to the charging aperture of blast furnace, enters blast furnace ironmaking, and the continuity of whole production is very high, slightly has fault to bring about great losses.To carry ore with belt conveyor on the present production line; enter the charging of shaft furnace mouth; usually be mixed with sintering machine in the sintered ore and damage the large ironware that the ironware come off and other reasons are sneaked into; the ironware of sneaking in the ore can cause damage and cause the charging of shaft furnace mouth to stop up belt; very easily cause security incident, therefore in the ores lifting process, must remove ironware.
In existing iron ore and blast furnace fortune ore deposit equipment, metal detector much only is installed, inspection iron equipment is not installed.When metal detector had detected the iron signal, the control sealing-tape machine stopped, and the Field Force manually examines iron.Fortune ore deposit system does not have the ore equipment for removing ferric ion, and production efficiency is very low.Existing equipment for removing ferric ion mostly adopts downfield, low magnetic induction intensity tramp iron separator to carry out deironing, and the deironing rate is very low, basic assurance not 90% above deironing rate, the equipment that do not guarantee turns round normally.
Three, summary of the invention
The purpose of this utility model provides a kind of PLC Based Intelligent Control ore equipment for removing ferric ion, and can thoroughly solve iron ore affects the normal operation of crushing system and the failure problems that blast furnace is transported charging of shaft furnace mouth obstruction in the ore deposit.
The technical solution adopted in the utility model is: PLC Based Intelligent Control ore equipment for removing ferric ion is the sensor that metal detector is installed at belt conveyor, and sensor signal is input to controller.It also comprises Deironing mechanism and the electric control system that is made of electric magnetic iron remover, walking dolly, electric control system adopts programmable controller PLC as control core, the detection signal input PLC of metal detector, PLC carries out deironing through the data processing and control Deironing mechanism to be processed.Deironing mechanism is to have one at crossbeam walking dolly to be arranged across the crossbeam of belt conveyor above the sensor rear portion, connects electric magnetic iron remover below the walking dolly.
When the sensor of metal detector has detected metal is arranged in the material, send a signal to the PLC controller, the PLC controller sends operational order after data are processed, the control walking dolly moves to the belt conveyor place and moves to the crossbeam other end by electric magnetic iron remover after with the ironware sucking-off in the material and ironware is unloaded again.
The PLC controller is different by control simulation amount output module output voltage, control the variation of SCR Trigger Angle in the SCR rectification circuit, thereby change the size of electric magnetic iron remover excitation voltage, change the size of electric magnetic iron remover exciting current, also just finished the strong magnetic of electric magnetic iron remover, weak magnetic is protected the various operating modes such as magnetic.And the variation of electric current is continuous, and is continual, can improve the electric magnetic iron remover runnability, and equipment is difficult for breaking down.
Because ore itself is exactly the iron that contains 20%-60% left and right sides grade, tramp iron separator is inhaled iron and will be picked up ore and iron together.How to be isolated, method picks up ore and iron together with ultrastrong magnetic field exactly, by changing the way of tramp iron separator exciting current, when the tramp iron separator exciting current reduces gradually, when tramp iron separator magnetic force reduces, ore just falls down from tramp iron separator first, because the magnetic density of iron very very much not can fall down from tramp iron separator, and has realized the sorting of ore and iron.Because electric magnetic iron remover all is operated in weak excited state basically, be in minimum power rating when making the equipment operation, reduce the equipment operation cost, energy-conserving and environment-protective.
The utlity model has the characteristics that magnetic field intensity is high, power consumption is little, the life-span is long, accident rate is low, meet the requirement of energy-saving and emission-reduction, low-carbon environment-friendly National Environmental policy.The automation of PLC Based Intelligent Control ore equipment for removing ferric ion control system, the intellectuality of detection system, the mechanization of executive system, it is rapid that operation is processed, improved operating efficiency, in iron ore and ironmaking enterprise wide development space and huge effect have been arranged, it can improve every technical performance index, can bring huge economic benefit and social benefit to the development of enterprise, be the renewal product of efficient energy-saving.
Four, description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is PLC control circuit schematic diagram of the present utility model.
Five, the specific embodiment
PLC Based Intelligent Control ore equipment for removing ferric ion is a cover package, and it is comprised of metal detector, electric magnetic iron remover, walking dolly mechanism and electric control system etc.The sensor 2 of metal detector is installed on the belt conveyor 1.
GJT-1F type metal detector is comprised of sensor and controller two parts.Sensor is combined by sensor coil, hard plastic support and end case three parts, and pattern is that the copper pipe of detachable outdoor type consists of the loop.Support framework and the end case of cell winding and made by the hard material of engineering, in the end case signal terminal is installed.According to the width of employed conveyer belt, the coil of sensor is applicable to 500mm-2000mm, can decide according to the actual conditions at scene.GJT-1F type metal detector is comprised of an independent control cabinet, and control cabinet is outdoor type double door waterproof, and is dustproof, corrosion-resistant structure, and identical to the control cabinet structure that different sensors is supporting, the method for profile installation dimension and debugging is also identical.The operation principle of GJT-1F type metal detector: dc source is confessed direct current, is transformed into the high frequency waves electric current and powers to cell winding.When metal passes through high frequency magnetic field, flow through secondary current in the metal, so just consumed the energy of high frequency magnetic field, consumption because of high frequency magnetic field, high frequency electric in the cell winding increases so that DC current also increases thereupon, DC current one increases, relation because of resistance, deliver to the amplifying circuit signal voltage by time diffusion as output voltage through electric capacity, the composition that only changes is exaggerated circuit and amplifies, deliver to the signal that control loop produces control with the output signal voltage that is exaggerated, control signal drives through drive circuit, the action of control output relay.
Electric magnetic iron remover 5 coils select alumina film material to manufacture.High temperature resistantly reach 250 ℃, and heat conducts, have that heat resistance is good, the sorrow of rapid heat dissipation point.At the whole iron of choosing, transport, separate, to unload in the process of iron, it is one of the equipment of choosing the key of iron device.Electric magnetic iron remover 5 bodies are comprised of magnet exciting coil, iron core, terminal box, Heat Conduction Material, magnetic guiding cycle, yoke plate etc.The effect of walking dolly 4 is that electric magnetic iron remover 5 can in 3 walkings of I-steel crossbeam, be finished suction iron, unload ironworker's work automatically.Walking dolly 4 is dragged by a ZDY121-4 0.8KW three-phase alternating current conical rotor motor, and therefore, it has good mobility and braking ability.
Approach switch 6 is installed in operating position at crossbeam 3 corresponding belt conveyors 1, and discharge position is installed approach switch 7, and approach switch is with the accurate PLC that passes to of the position signalling at scene, and it is the key that realizes fully automatic operation.
PLC control system programmable controller is selected Schneider Schneider programmable controller, and main frame is TWDLCAA24DRF, and expansion module is analog module TWDAM01HT.Programming software is selected Schneider Twido Soft v3.5 software.PLC is as the core of control system, and not only stable performance but also control are convenient, reliable, easy to maintenance.Programmable controller TWDLCAA24DRF belongs to small PLC, is integral structure, its compact conformation, cheap, expanded function and communication function are arranged, be convenient to combined network communication and increase input, the increase that output is counted is specially adapted to little automation control system.Using PLC is to detection signal, and outer input data and control signal are processed, and have realized carriage walking, the automatic control of electromagnetic disc type tramp iron separator.
PLC Based Intelligent Control ore equipment for removing ferric ion be sensor take metal detector as main detecting element, take electric magnetic iron remover and walking dolly as main executing agency, take the electromechanical integration equipment of PLC as the major control means.Mainly be applicable to choose the ironware except in the weak magnetic substance, prevent that ironware from entering down the equipment cause damage of equipment one, the normal key equipment of producing of impact, it has the following advantages:
1, highfield, high gradient
PLC Based Intelligent Control ore equipment for removing ferric ion can at short notice, make the electric magnetic iron remover magnetic field intensity surpass 150mt.It is large in the magnetic field intensity at specified suspension height center, and gradient is large, and magnetic force is large.Superperformance with highfield, high gradient, high magnetic force.
2, automation control
The control system of past tramp iron separator adopts breaker-contactor logic control more, and its reliability, flexibility, maintainability, self-test capability, safety assurance ability are not high.The control system of tramp iron separator adopts PLC to control now, has not only improved the reliability of self, can network with other automatic control system easily, under the unified management of host computer, improves the automaticity of system.PLC is applied to the production scene under the industrial environment, forms an integral body with industrial control system, and monitoring capacity is strong, be easy to expansion.
3, energy-conservation
Electric magnetic iron remover is to produce magnetic field by electric current, in use consumes a large amount of electric energy, the energy-saving and cost-reducing development trend that has just become electric magnetic iron remover.Analyze the operation process of electric magnetic iron remover, a kind of technical scheme is proposed, namely when ironware occurring, add 100% full voltage to magnet exciting coil, when ironware not occurring, the ironware that only need keep having picked up does not come off the stage, add the part voltage about 10%, be in minimum power rating when making the equipment operation.So both can solve the contradiction between coil heat radiation and the sealing, and also can greatly improve the magnetic attraction when ironware occurring, PLC Based Intelligent Control ore equipment for removing ferric ion and common tramp iron separator compare economize on electricity 70-80%.Reduction equipment operation cost, energy-conserving and environment-protective.
Claims (3)
1. PLC Based Intelligent Control ore equipment for removing ferric ion, it is the sensor (2) that metal detector is installed at belt conveyor (1), sensor (2) signal is input to controller, it is characterized in that: further comprising the Deironing mechanism and the electric control system that are consisted of by electric magnetic iron remover (5), walking dolly (4), electric control system adopts programmable controller PLC as control core, the detection signal input PLC of metal detector, PLC carries out deironing through the data processing and control Deironing mechanism to be processed.
2. PLC Based Intelligent Control ore equipment for removing ferric ion according to claim 1, it is characterized in that: said Deironing mechanism is in top, sensor (2) rear portion a crossbeam across belt conveyor (1) (3) to be arranged, at crossbeam (3) walking dolly (4) is arranged, the following electric magnetic iron remover (5) that connects of walking dolly (4).
3. PLC Based Intelligent Control ore equipment for removing ferric ion according to claim 2 is characterized in that: approach switch (6) is installed in the operating position at the corresponding belt conveyor of crossbeam (3) (1), and discharge position is installed approach switch (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220316504 CN202725318U (en) | 2012-07-03 | 2012-07-03 | Intelligent control ore de-ironing equipment with PLC (Programmable Logic Controller) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220316504 CN202725318U (en) | 2012-07-03 | 2012-07-03 | Intelligent control ore de-ironing equipment with PLC (Programmable Logic Controller) |
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| CN202725318U true CN202725318U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220316504 Expired - Fee Related CN202725318U (en) | 2012-07-03 | 2012-07-03 | Intelligent control ore de-ironing equipment with PLC (Programmable Logic Controller) |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106040423A (en) * | 2016-07-08 | 2016-10-26 | 中环环保设备股份有限公司 | Double-tank double-rail magnetic selector |
| CN106583032A (en) * | 2016-12-27 | 2017-04-26 | 镇江市高等专科学校 | Explosion-suppression iron removal equipment monitoring device |
| CN107159452A (en) * | 2017-06-30 | 2017-09-15 | 中山市程博工业产品设计有限公司 | A kind of high-efficiency refuse processing equipment |
| CN107470023A (en) * | 2017-06-30 | 2017-12-15 | 中山诺顿科研技术服务有限公司 | Efficient garbage disposer |
| CN109909063A (en) * | 2019-03-26 | 2019-06-21 | 云南华联锌铟股份有限公司 | A kind of four station intelligence deironing apparatus with metal detector |
| CN113333332A (en) * | 2021-04-06 | 2021-09-03 | 西部黄金伊犁有限责任公司 | Intelligent iron removal system and process |
-
2012
- 2012-07-03 CN CN 201220316504 patent/CN202725318U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106040423A (en) * | 2016-07-08 | 2016-10-26 | 中环环保设备股份有限公司 | Double-tank double-rail magnetic selector |
| CN106583032A (en) * | 2016-12-27 | 2017-04-26 | 镇江市高等专科学校 | Explosion-suppression iron removal equipment monitoring device |
| CN106583032B (en) * | 2016-12-27 | 2019-01-01 | 镇江市高等专科学校 | Flame proof equipment for removing ferric ion monitoring device |
| CN107159452A (en) * | 2017-06-30 | 2017-09-15 | 中山市程博工业产品设计有限公司 | A kind of high-efficiency refuse processing equipment |
| CN107470023A (en) * | 2017-06-30 | 2017-12-15 | 中山诺顿科研技术服务有限公司 | Efficient garbage disposer |
| CN107470023B (en) * | 2017-06-30 | 2020-01-21 | 广西荣途环保科技有限公司 | Efficient garbage disposer |
| CN109909063A (en) * | 2019-03-26 | 2019-06-21 | 云南华联锌铟股份有限公司 | A kind of four station intelligence deironing apparatus with metal detector |
| CN109909063B (en) * | 2019-03-26 | 2024-04-26 | 云南华联锌铟股份有限公司 | Four-station intelligent iron removal device with metal detector |
| CN113333332A (en) * | 2021-04-06 | 2021-09-03 | 西部黄金伊犁有限责任公司 | Intelligent iron removal system and process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150703 |
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| EXPY | Termination of patent right or utility model |