CN109874189A - Mangneto hot-blast stove - Google Patents

Abstract

Mangneto hot-blast stove heats the substances such as wind, water using the basic heating unit of the components such as magnetic coupling heating system composition, the high temperature substances such as hot wind, hot water or high-temperature water vapor are formed so that metallurgy, evaporation and crystallization, dry, heat supply heating are used, it is substantially a kind of concrete application to hot devices of different types magnetic such as wind-heat device, the hot devices of electronic magnetic, and the hot device of magnetic is one of its critical component.Mangneto hot-blast stove is made of basic heating unit, heat supply pipeline and power-driven system etc., and closed-loop control or opened loop control can be used when concrete application, so as to remote auto control or artificial control.Basic heating unit is made of magnetic coupling heating system, fire grate etc..Magnetic coupling heating system is made of rotor and stator, magnetic patch fixed disk or magnetic patch fixed cylinder are housed, equipped with inductive disks or induction cylinder on stator, the interaction of rotor and stator is considered as intercoupling for relative rotation magnetic field and induced magnetic field on rotor, and therefore realize energy conversion, obtain thermal energy.

Description

Mangneto hot-blast stove

Technical field

Hot-blast stove, metallurgical equipment, evaporator, evaporation and crystallizer, drying equipment, heater, preheater, heater, Heat supply heating, new energy, energy-saving and emission-reduction, magnetic energy utilization.

Background technique

The development of magnetic coupling technology makes energy conversion become simple and efficient, and mangneto hot-blast stove exactly utilizes magnetic force Mechanical energy is converted thermal energy by coupling technique.

I, can be in China previously it is proposed that the technical solutions such as permanent magnetism stove, permanent magnetism hot water cup, wind-heat device and the hot device of electronic magnetic The retrieval of State Intellectual Property Office, people's republic, it is for reference.

The present common hot-blast stove of metallurgical industry is regenerative hot blast stove, and the heat accumulation of heat generated using gas-fired will The temperature that blast heating is needed to blast furnace.The heat of hot-blast stove supply blast furnace accounts for about the 25% of ironmaking production heat dissipation, exists here Huge energy-saving and emission-reduction potentiality.In addition, there is also energy conservations for the origin of heat of the needs such as evaporation and crystallizer, drying equipment The space of emission reduction.

The substance of mangneto hot-blast stove heating can be water either wind, the hot wind produced using it, hot water, High-temperature water vapor etc. meets application demand.It can be to greatest extent using reproducible for the power resources of mangneto hot-blast stove Clean energy resource, such as wind energy, using various energy resources complementation, the living environment of the mankind is protected in maximum energy-saving and emission-reduction.

When the magnetic coupling heating system of mangneto hot-blast stove is heated using permanent magnetism, system high efficiency and simple and practical, and The technologies such as present magnetic material, High-temperature resistant alloy material, high-intensity magnetic field have developed rapidly, this development and application all to mangneto hot-blast stove Form a huge promotion.

Summary of the invention

The present invention is directed to metallurgical industry common hot-blast stove, proposes the solution of mangneto hot-blast stove, is expired with this The application demand of sufficient energy-saving and emission-reduction.Mangneto hot-blast stove can not only produce hot wind, can also produce hot water, high-temperature water vapor Deng meeting the thermal demand of the devices such as metallurgical equipment, evaporation and crystallizer, drying equipment, heat supply heating equipment with this.

Mangneto hot-blast stove is made of basic heating unit, heat supply pipeline and power-driven system etc., and when concrete application can To use closed-loop control or opened loop control, so as to remote auto control or artificial control.Basic heating unit is by magnetic coupling system The composition such as hot systems, fire grate, when the latus rectum of the heat supply pipeline at basic heating unit is smaller, can not use fire grate. Magnetic coupling heating system is made of rotor and stator, and rotor and stator generate magnetic coupling and realize energy conversion, is filled on rotor There are magnetic patch fixed disk or magnetic patch fixed cylinder, inductive disks or induction cylinder is housed, magnetic patch fixed disk or magnetic patch fixed cylinder are used on stator Relative rotation magnetic field is formed, inductive disks or induction cylinder are used to form induced magnetic field, and the interaction of rotor and stator is considered as Relative rotation magnetic field and induced magnetic field intercouple, and therefore realize energy conversion, obtain thermal energy.

Different according to the structure of basic heating unit, mangneto hot-blast stove can be divided into disc electromagnetic pyrogenicity hot-blast stove and cartridge type magnetic Pyrogenicity hot-blast stove.

Detailed description of the invention

Fig. 1 show a kind of organization plan of the basic heating unit of mangneto hot-blast stove, is coupled and is made using disc magnetic Hot systems and square heat supply pipeline, the inductive disks and heat supply pipeline of magnetic coupling heating system are androgynous, using four groups of disc electromagnetics Couple of force closes heating system.Figure label 1 is power input shaft, and label 2 is magnetic patch fixed disk, and 3 be inductive disks, and 4 be fire grate, this Inductive disks 3, fire grate 4 and heat supply pipeline in kind scheme are made of one.Top is main view in Fig. 1, and lower section is A-A view.

Fig. 2 show another organization plan of the basic heating unit of mangneto hot-blast stove, is coupled using disc magnetic Heating system and rectangle heat supply pipeline, the inductive disks and heat supply pipeline of magnetic coupling heating system are androgynous, using one group of disc electromagnetic Couple of force closes heating system.Figure label 1 is power input shaft, and label 2 is magnetic patch fixed disk, and 3 be inductive disks, and 4 be fire grate, this Inductive disks 3, fire grate 4 and heat supply pipeline in kind scheme are made of one.Top is main view in Fig. 2, and lower section is B-B view.

Fig. 3 show another organization plan of the basic heating unit of mangneto hot-blast stove, using cartridge type magnetic coupling Heating system and tubular heat supply pipeline, the induction cylinder and heat supply pipeline of magnetic coupling heating system are androgynous, use two groups along axial Cartridge type magnetic coupling heating system, can be used one or more groups of.Figure label 5 is power input gear, and label 2 is fixed for magnetic patch Cylinder, 3 be induction cylinder, and 4 be fire grate, and the induction cylinder 3, fire grate 4 and heat supply pipeline in such scheme are made of one.On in Fig. 3 Side is main view, and lower section is C-C view.Such scheme can be directly driven magnetic patch fixed cylinder 2 by hollow shaft motor and rotate (motor Hollow Transmission Shafts and magnetic patch fixed cylinder are bound up), so that power input gear 5 is saved, it can also be by dynamic power machine through gear Transmission driving.

Fig. 4 show another organization plan of the basic heating unit of mangneto hot-blast stove, is coupled using disc magnetic Heating system and rectangle heat supply pipeline, the inductive disks and heat supply pipeline of magnetic coupling heating system are androgynous, using two groups of disc electromagnetics Couple of force closes heating system, and heat supply pipeline is adopted a split structure to adapt to thermally expand, to extend the use of basic heating unit Service life.Figure label 1 is power input shaft, and label 2 is magnetic patch fixed disk, and 3 be inductive disks, and 4 be fire grate, and 7 be connecting plate, 8 It is vacuum dewar lagging casing for heat shield, 9.Inductive disks 3, fire grate 4 and heat supply pipeline in such scheme are made of one, And heat-insulated protection and cooling provision are done to magnetic patch fixed disk 2.Top is main view in Fig. 4, and lower section is D-D view.

Fig. 5 show another organization plan of mangneto hot-blast stove, and the difference with scheme shown in Fig. 2 is that it has installed heat additional Load mechanical adjusting mechanism 11, in Fig. 5 thermic load mechanical adjusting mechanism 11 using motor driven ball screws component (by nut, The key parts such as steel ball, lead screw composition), lead screw and motor housing are androgynous, ball-screw component can with lead screw component (by Nut, lead screw composition) or planetary roller screw component (being made of key parts such as nut, roller, lead screws) or grooved cam group Part (being made of key parts such as grooved cam, roller, roller fixing axles) replaces, lead screw component, ball-screw component, row Star roller screw component and grooved cam component are revolution linear motion reversible transition component, and performance has their own characteristics each, can root It is selected according to demand.Motor in Fig. 5 in thermic load mechanical adjusting mechanism 11 can be by the high speed that is assemblied on center driving axis Revolution conductive contact 6 carrys out connection circuit, can also (the motor use on the end face of the motor in thermic load mechanical adjusting mechanism 11 Pie-shaped) assembly brush and slip ring carry out connection circuit.

Fig. 6 show another organization plan of mangneto hot-blast stove, and the difference with scheme shown in Fig. 2 is that it has installed heat additional 2 high speed of magnetic patch fixed disk is isolated using pivoting support 30 for load mechanical adjusting mechanism, the thermic load mechanical adjusting mechanism in Fig. 6 The influence of rotation applies active force by the stationary part to pivoting support 30 to make magnetic patch fixed disk 2 slide axially, changes Magnetic field coupling gap, to change the thermic load of magnetic coupling heating system.Figure label 31 is auxiliary sliding cylinder, and label 32 is Aiding support cylinder.Active force is applied to the stationary part of pivoting support 30, lead screw component, ball-screw group can be passed through The revolutions such as part, planetary roller screw component or grooved cam component linear motion reversible transition component, can also pass through gear teeth Strip transmission mechanism, or slider-crank mechanism is used, it had not only been manually operable but also can electric operating.

Fig. 7 show another organization plan of the basic heating unit of mangneto hot-blast stove, using cartridge type magnetic coupling Heating system and tubular heat supply pipeline, the difference with scheme shown in Fig. 3 are that it can carry out hot bear to magnetic coupling heating system Lotus adjusts and (slides magnetic patch fixed cylinder 2 to the direction for weakening magnetic coupling characteristic).Figure label 5 is power input gear, mark Numbers 2 be magnetic patch fixed cylinder, and 3 be induction cylinder, and 4 be fire grate, and 15 be the lead screw of lead screw component.Basis heating shown in Fig. 7 The heat load adjustment of unit can also use lead screw component, ball-screw component, planetary roller screw component or groove The revolutions such as cam pack move along a straight line reversible transition component (similar to Figure 5), pivoting support can be used also magnetic patch is isolated The high-speed rotating influence (similar to Figure 6) of fixed cylinder, is then manually operated or electric operating again.

Fig. 8 show the thermic load mechanical adjusting mechanism 11 of mangneto hot-blast stove using a kind of scheme of grooved cam component Schematic diagram, figure label 11-1 are roller, and label 11-2 is grooved cam, and roller fixing axle and motor housing are androgynous.

Fig. 9 show the thermic load mechanical adjusting mechanism 11 of mangneto hot-blast stove using a kind of scheme of lead screw component Schematic diagram, figure label 11-2 are lead screw component, and label 11-8,11-9 are gear, and motor drives circumferential through gear drive Uniformly distributed lead screw component 11-2.

Figure 10 show revolution at a high speed conductive contact, and using modular construction, the quantity of slip ring determines as needed, in figure Show three slip rings (can for six or any), be connected to three conducting wires, intermediate ring 6-3, protective layer 6-2, protective layer 6-4, Protective layer 6-7 uses electrically insulating material, and 6-5 is brush, and 6-6 is slip ring (being embedded in protective layer 6-7), and 6-8 is fine tuning spring (being used to equilibrium contact pressure), 6-9 is conducting wire, and 6-12 is bearing.Brush, external external power supply is inscribed in slip ring in Figure 10.At a high speed Conductive contact is turned round using brush and slip ring as dynamic Contact, can also fill brush and slip ring are counter, slip ring is inscribed by brush, outside Connect external power supply.

Figure 11, Figure 12, Figure 13, Figure 14 show electric speed regulation specialized high-speed swivel joint, using modular series connection structure, Can connect any channel, be triple channel shown in Figure 11, Figure 12, and internal rotor is coupled each section by bolt 6-29, then and return The outer rotor of adapter assemblies an entirety, and internal rotor high-speed rotation, outer rotor is stationary, to connect external electrical Source.The materials such as tungsten carbide, graphite, 6-5,6-7,6- of intermediate live wire access portion can be used in both ends sealing ring 6-20,6-21 8, electrically insulating material can be used in 6-24,6-25, and 6-22 uses contact material, and 6-23 inlays electrical contact material using electrically insulating material The composite structure of material, 6-14 are spring, are used to equilibrium contact pressure, and the guide pin 6-15 at spring plays guide and limit to spring and makees With preventing spring when revolution at a high speed from failing under the action of the centrifugal force.Electric speed regulation specialized high-speed swivel joint may be substituted for height Speed revolution conductive contact, electric speed regulation specialized high-speed swivel joint have better waterproof and dustproof than revolution at a high speed conductive contact And explosion-proof performance, but its structure is complex, and manufacture is difficult, less economical.

Figure 15 show the schematic diagram of magnetic patch fixed disk, and the pole N and the pole S permanent magnet are alternately arranged, and pole orientation is parallel to disk Axial direction.The structure of magnetic patch fixed cylinder is similar to magnetic patch fixed disk, and it is solid that the pole N and the extremely alternately arranged permanent magnet of S are arranged in magnetic patch On the circumferencial direction of safety barrel, axial direction of the pole orientation perpendicular to cylinder.

Figure 16 show a kind of application scheme schematic diagram of mangneto hot-blast stove, series-parallel using 9 groups of basis heating units, It is driven by motor.Mangneto hot-blast stove can be designed using the quantity of basic heating unit according to specific requirements, and array approaches can It is used in series and parallel using three-dimensional multiple tier array.Motor, internal combustion engine, external-combustion engine, wind can be used in the driving of basic heating unit The various ways such as power-driven system can be used in mixed way.

Figure 17 show a kind of scheme schematic diagram of vertical shaft wind power-driven system, the wind wheel of vertical shaft wind power-driven system The surfaces of revolution be parallel to the rotary shaft of wind wheel, the blade of wind wheel can use lift-type blade or resistance-type blade, common wind Wheel form has the diversified forms such as Darrieus type wind wheel, Savonius type wind wheel, vane type wind wheel, Scroll-type wind wheel, vertical axis Wind power driving system generates mechanical energy to drive magnetic coupling heating system, in order to make magnetic coupling heating system by wind-force It works within the scope of optimum speed, vertical shaft wind power-driven system can also install power transmission speed change system, vertical-shaft wind additional The brake apparatus of drive system can be placed on slow-speed shaft, high speed shaft or other jackshafts, and brake apparatus can select jaw type to brake The diversified forms such as device, band brake.The blade of wind wheel 2-1 uses Dari eritrea type prismatic blade in figure, and the form of blade is changeable, has Diversified forms can be selected flexibly.Dari eritrea type blade is lift-type blade, and it is resistance-type blade that Sa, which irrigates Nice type blade, is risen (common airfoil fan has NACA profile set, SERI profile set, NREL profile set, RIS Ф profile set to power type blade With FFA-W profile set etc.) and resistance-type blade (Sa irrigates Nice type, vane type, Scroll-type, plate and motor Lars type etc.) It is various informative, cannot enumerate, various forms of blades can also be used in mixed way.

Figure 18 show a kind of scheme schematic diagram of horizontal axis wind turbine drive system, the wind wheel of horizontal axis wind turbine drive system The surfaces of revolution perpendicular to the rotary shaft of wind wheel, horizontal axis wind turbine drive system generates mechanical energy by wind-force to driving magnetic force coupling Heating system is closed, in order to make magnetic coupling heating system work within the scope of optimum speed, horizontal axis wind turbine drive system may be used also To install power transmission speed change system additional, the brake apparatus of horizontal axis wind turbine drive system can be placed in slow-speed shaft, high speed shaft or other On jackshaft, brake apparatus can select the diversified forms such as caliper brake, band brake, to make blade and wind direction keep closing The angle of reason must increase yaw system, in addition, stable power output in order to obtain, can also increase pitch-controlled system, change in real time Become blade angle, for small-sized trunnion axis wind power driving system shouldn't pitch-controlled system, yaw system, directly using simply Empennage (also known as yaw device) makees adaptive rotation adjustment by wind-force.

Figure 19 show the schematic diagram of slider-crank mechanism, and label 3-1 is sliding block, and label 3-2 is connecting rod, and label 3-3 is Crank.

The inductive disks or induction cylinder that the magnetic coupling heating system of mangneto hot-blast stove uses should at least wrap in principle Tablet and barricade two parts are included, when two parts use identical material, can directly be combined together, the thickness of suitable control plate Degree.Inductive disks or induction cylinder must select suitable conductor material resistant to high temperature according to demand, and conductor material resistant to high temperature Expect the different characteristic surely with shielding magnetic, at this moment magnetic screen measure can be placed on the outer of the heat shield outside heat supply pipeline Face (is designed) according to the specifically used situation of product, if leakage field will not impact other equipment, inductive disks or induction Cylinder can also not use magnetic screen measure.

The basic heating unit of mangneto hot-blast stove can be according to need using the quantity and its structure of magnetic coupling heating system Flexible design is wanted, and the various structure types of magnetic coupling heating system can be used and install thermic load mechanical adjusting mechanism additional Method adjusts its thermic load (as shown in Fig. 5, Fig. 6, Fig. 7).

Specific embodiment

The purpose of mangneto hot-blast stove development is for energy-saving and emission-reduction, protection environment, so the drive of its basic heating unit It is dynamic to use wind power driving system (wind energy conversion system driving) as far as possible, then it is aided with the driving methods such as motor driven, it is used in mixed way, with closed loop Based on automatic control, supplemented by artificial opened loop control.Present ironworks builds by the sea or the wind-force such as mine money mostly Source place abundant, makes full use of wind energy, can be very good to reduce pollutant emission, reduces the dependence to non-renewable energy resources.

Mangneto hot-blast stove can be used as preheating furnace, recuperative heater or continuity heating furnace and use, for present Metallurgical technology process makees some suitable transformations, can be very good to improve blast furnace economic benefit.Mangneto hot-blast stove not only can be with For metallurgical industry, the heat supply heating of other industries can be also used for.

Each composition components that mangneto hot-blast stove is included, the processable manufacture of modern industry manufacturing technology.Magnetic patch, electricity Machine, ball-screw component, lead screw component and planetary roller screw component etc. can be formed a complete production network by specialized vendor, Qi Taling Component machining, die forming, welding.

Mangneto hot-blast stove is to successful application, it is necessary to have the following conditions: (1) heating capacity is demarcated --- it establishes complete Testboard bay, to complete the calibration of tandem product.(2) dynamic balancing detects --- and rotary part must reach relevant criterion rule Fixed requirement for dynamic balance, to reach necessary security reliability.(3) work of some parts of material --- mangneto hot-blast stove Environment is very special, it is necessary to use suitable material according to specific operating condition.(4) Insulation --- the shell of mangneto hot-blast stove can Insulating layer is added, to prevent excessive thermal loss.

Claims (10)

1. the technical solution of mangneto hot-blast stove --- it is characterized in that the critical component of mangneto hot-blast stove have basic heating unit, Heat supply pipeline and power-driven system can use closed-loop control or opened loop control when concrete application, so as to remote auto control Or artificial control, basic heating unit are made of magnetic coupling heating system, fire grate etc., the heat supply at basic heating unit When the latus rectum of pipeline is smaller, fire grate can not be used, magnetic coupling heating system is made of rotor and stator, rotor and stator Generate magnetic coupling and realize energy conversion, magnetic patch fixed disk or magnetic patch fixed cylinder be housed on rotor, on stator equipped with inductive disks or Incude cylinder, magnetic patch fixed disk or magnetic patch fixed cylinder are used to be formed relative rotation magnetic field, and inductive disks or induction cylinder are used to form induction The interaction of magnetic field, rotor and stator is considered as intercoupling for relative rotation magnetic field and induced magnetic field, and therefore realizes Energy conversion obtains thermal energy, the basic heating unit that mangneto hot-blast stove is formed using components such as magnetic coupling heating systems Heat wind, the substances such as water, formed the high temperature substances such as hot wind, hot water or high-temperature water vapor for metallurgy, evaporation and crystallization, it is dry, Heat supply heating is used, it is substantially a kind of concrete application to hot devices of a plurality of types of magnetic such as wind-heat device, the hot devices of electronic magnetic, this A little hot devices of magnetic are one of its critical component, and mangneto hot-blast stove can be set using the quantity of basic heating unit according to specific requirements Meter, array approaches can be used three-dimensional multiple tier array and use in series and parallel, and motor, interior can be used in the driving of basic heating unit The various ways such as combustion engine, external-combustion engine, wind power driving system can be used in mixed way, and mangneto hot-blast stove can be used as preheating furnace, store Hot type heating furnace or continuity heating furnace use, and the basic heating unit of mangneto hot-blast stove uses magnetic coupling heating system Quantity and its structure can flexible design as needed, and installation can be used in the various structure types of magnetic coupling heating system The method of thermic load mechanical adjusting mechanism adjusts its thermic load.

2. mangneto hot-blast stove according to claim 1, it is characterized in that using magnetic coupling heating system, magnetic coupling system There is relative rotation magnetic field and induced magnetic field in hot systems, relative rotation magnetic field is by the pole N and the extremely alternately arranged permanent magnetism of S at work The magnetic patch fixed disk or magnetic patch fixed cylinder of body composition are formed, and induced magnetic field is by the induced current that generates in inductive disks or induction cylinder It generates, inductive disks or induction cylinder use the conductor plate with excellent conductive capability, and inductive disks or induction cylinder are in principle at least It should include that tablet and barricade two parts can directly combine together when two parts use identical material, suitable control plate Thickness, inductive disks or induction cylinder must select conductor material resistant to high temperature, and conductor material resistant to high temperature is different surely Characteristic with shielding magnetic, at this moment can design according to the specifically used situation of product, magnetic screen measure is placed on heat supply The outside of heat shield outside pipeline, if leakage field will not impact other equipment, inductive disks or induction cylinder can not also Use magnetic screen measure.

3. mangneto hot-blast stove according to claim 1, it is characterized in that using magnetic coupling heating system, magnetic coupling system Hot systems are made of rotor and stator, and magnetic coupling heating system has the phase of relative rotation magnetic field and induced magnetic field at work Mutual coupling effect, magnetic coupling face are relative rotation magnetic field and the theoretical hypothesis neutral surface that induced magnetic field intercouples, magnetic force coupling Conjunction face is different according to the position in magnetic coupling face between rotor and stator, and magnetic coupling heating system is divided into disc type and cylinder Formula, disc magnetic couple central axis of the magnetic coupling face perpendicular to rotor of heating system, cartridge type magnetic coupling heating system Magnetic coupling face is parallel to the central axis of rotor.

4. mangneto hot-blast stove according to claim 1, it is characterized in that the heat load adjustment of mangneto hot-blast stove can lead to It crosses installation thermic load mechanical adjusting mechanism and carrys out motorized adjustment, thermic load mechanical adjusting mechanism is reversible by motor, revolution linear motion The composition such as conversion component directly or through gear drive is driven revolution linear motion reversible transition component indirectly by motor, adjusts and turn Relative position between son and stator changes magnetic field coupling gap or magnetic field coupling area, to change magnetic coupling heating system The thermic load of system, revolution linear motion reversible transition component can according to operating condition using grooved cam component, ball-screw component, Lead screw component or planetary roller screw component, grooved cam component are made of grooved cam, roller and roller fixing axle, rolling Ballscrew component is made of nut, steel ball and lead screw etc., and lead screw component is made of nut and lead screw, planetary roller screw group Part is made of nut, roller and lead screw etc., and height can be used in the connection of motor and external power supply in thermic load mechanical adjusting mechanism Speed revolution conductive contact or electric speed regulation specialized high-speed swivel joint.

5. mangneto hot-blast stove according to claim 1, it is characterized in that the heat load adjustment of mangneto hot-blast stove can lead to It crosses installation thermic load mechanical adjusting mechanism and carrys out motorized adjustment, magnetic can be isolated using pivoting support in thermic load mechanical adjusting mechanism Block fixed disk or the high-speed rotating influence of magnetic patch fixed cylinder apply active force by the stationary part to pivoting support to make magnetic patch Fixed disk or magnetic patch fixed cylinder slide axially, and change magnetic field coupling gap or magnetic field coupling area, to change magnetic coupling The thermic load of heating system applies active force to the stationary part of pivoting support, can pass through lead screw component, ball-screw The revolutions such as component, planetary roller screw component or grooved cam component linear motion reversible transition component, can also pass through gear Rack gear, or use slider-crank mechanism, be not only manually operable but can electric operating, in addition, pivoting support is one Determine to be substituted with rolling bearing under working condition.

6. mangneto hot-blast stove according to claim 1, it is characterized in that the technology of revolution at a high speed conductive contact can be used For method --- revolution at a high speed conductive contact using brush and slip ring as dynamic Contact, brush, external external power supply, electricity is inscribed in slip ring The electric wire drawn in brush connection motor, slip ring, which is embedded in inside insulating materials, forms stationary parts, is fixed on bracket, can also be with It fills brush and slip ring are counter, slip ring is inscribed by brush, external external power supply, the electric wire drawn in slip ring connection motor.

7. mangneto hot-blast stove according to claim 1 connects it is characterized in that the revolution of electric speed regulation specialized high-speed can be used Head technical method --- electric speed regulation specialized high-speed swivel joint is made of internal rotor and outer rotor two large divisions, and outer rotor is quiet Only motionless, for connecting external power supply, internal rotor high-speed rotation, the current path of inner and outer rotors presses the principle of Electric contact theory.

8. mangneto hot-blast stove according to claim 1, it is characterized in that the power of adjusting power-driven system can be passed through Output is to change the thermic load of mangneto hot-blast stove, so as to so that magnetic coupling heating system does not have to install thermic load machinery additional Regulating mechanism is the thermic load of adjustable mangneto hot-blast stove.

9. mangneto hot-blast stove according to claim 1, it is characterized in that its power-driven system can use wind drive System (or referred to as wind energy conversion system), wind power driving system can use vertical shaft wind power-driven system, vertical shaft wind power drive system The surfaces of revolution of the wind wheel of system is parallel to the rotary shaft of wind wheel, and the blade of wind wheel can use lift-type blade or resistance-type blade, Common wind wheel form has a variety of shapes such as Darrieus type wind wheel, Savonius type wind wheel, vane type wind wheel, Scroll-type wind wheel Formula, vertical shaft wind power-driven system generate mechanical energy to drive magnetic coupling heating system, in order to make magnetic force coupling by wind-force Heating system to be closed to work within the scope of optimum speed, vertical shaft wind power-driven system can also install power transmission speed change system additional, The brake apparatus of vertical shaft wind power-driven system can be placed on slow-speed shaft, high speed shaft or other jackshafts, and brake apparatus can select With diversified forms such as caliper brake, band brakes.

10. mangneto hot-blast stove according to claim 1, it is characterized in that its power-driven system can use wind drive System (or referred to as wind energy conversion system), wind power driving system can use horizontal axis wind turbine drive system, horizontal axis wind turbine driving system The surfaces of revolution of the wind wheel of system is perpendicular to the rotary shaft of wind wheel, and horizontal axis wind turbine drive system is by wind-force generation mechanical energy to drive Dynamic magnetic coupling heating system, in order to make magnetic coupling heating system work within the scope of optimum speed, horizontal axis wind turbine driving System can also install power transmission speed change system additional, and the brake apparatus of horizontal axis wind turbine drive system can be placed in slow-speed shaft, high speed On axis or other jackshafts, brake apparatus can select the diversified forms such as caliper brake, band brake, to make blade and wind To reasonable angle is kept, yaw system must be increased, in addition, stable power output in order to obtain, can also increase variable pitch system System, in real time change blade angle, for small-sized trunnion axis wind power driving system shouldn't pitch-controlled system, yaw system, directly Make adaptive rotation adjustment by wind-force using simple empennage (also known as yaw device).