CN205403481U - High -power microwave high temperature smelting device - Google Patents
High -power microwave high temperature smelting device Download PDFInfo
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- CN205403481U CN205403481U CN201521040237.9U CN201521040237U CN205403481U CN 205403481 U CN205403481 U CN 205403481U CN 201521040237 U CN201521040237 U CN 201521040237U CN 205403481 U CN205403481 U CN 205403481U
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Abstract
The utility model discloses a high -power microwave high temperature smelting device. It is presented ability system, the applied cavity of microwave energy, cavity external cooling system, furnace gate shallow, exhaust vacuum pumping system, temperature measurement monitoring system and insulating protecting device by microwave energy generator, microwave and constitutes. The microwave energy generator produces high -power microwave energy, presents the ability system through the microwave, gets into the microwave energy and uses the cavity, acts on on the material in the furnace gate shallow, cavity external cooling structure guarantees that the chamber wall is in the reliability of material temperature to 1500 DEG C of high temperature during operations, the balanced cavity internal pressure of exhaust vacuum pumping system can produce the negative pressure in the cavity, parietal temperature is foreseen to temperature measurement monitoring system measuring object, keeps watch on the change of material in the stove, the insulating protecting device is the insulating protecting effect. The utility model has the advantages of reasonable design, convenient operation smelts fastly, and work efficiency is high, and heat time is short, and is with low costs, green, and the security performance is good, and the range of application is extensive.
Description
Technical field
The invention belongs to Pulse width technical field, be specifically related to a kind of HIGH-POWERED MICROWAVES pyrolytic semlting device, for commercial production such as microwave high-temperature metal smelts.
Background technology
Microwave technology has the features such as energy consumption is low, the response time is short, simple to operate, reactant productivity increase, causes the widely studied of scientific research institution and enterprise.From China on laterite josephinite since investment enthusiasm, rise along with the sufficient supplies of ferronickel resource and laterite resource price, ferronickel price is significantly fallen after rise, the economy adopting traditional pyrogenic process and wet processing process smelting ferronickel is deteriorated, and there is also energy consumption height simultaneously, pollutes greatly, is not suitable for processing the defects such as the low laterite of nickel grade.Show according to the study, adopt microwave technology reduction lateritic nickel ore, it is possible to traditional smelting process temperature being substantially reduced, change the traditional handicraft that laterite josephinite is smelted, the utilization rate that not only can improve laterite josephinite also improves the quality of dilval.Microwave, as a kind of clean energy resource, substitutes traditional method, meets the policy of national energy-saving environmental protection industry, therefore adopts microwave technology smelting ferronickel will become a kind of research tendency.HIGH-POWERED MICROWAVES pyrolytic semlting device can be also used for other hot test, and such as the smelting of the Ores such as ilmenite, ferrous manganese ore, pyrite, the burning of future coal dry distilling project, solid waste, oily sludge Purification Project operating temperature are all 300 DEG C of-1500 DEG C of scopes.
Summary of the invention
Goal of the invention: it is an object of the invention to provide a kind of reasonable in design, easy to operate, smelt speed soon, work efficiency is high, and heat time heating time is short, and cost is low, environmental protection, the HIGH-POWERED MICROWAVES pyrolytic semlting device that security performance is good.
Technical scheme, in order to realize object above, the technical scheme that the present invention takes is:
A kind of HIGH-POWERED MICROWAVES pyrolytic semlting device; it includes microwave energy generator, the microwave energy-feeding system being connected with microwave energy generator, the Pulse width cavity being connected with microwave energy-feeding system, the containment portion cooling system being arranged on Pulse width containment portion and the fire door go-cart being movably arranged on Pulse width intracavity; described Pulse width cavity is connected to aerofluxus pumped vacuum systems; the top of Pulse width cavity is provided with thermometric and monitors system, and Pulse width containment portion is provided with heat insulating protecting apparatus.
Wherein microwave energy generator produces HIGH-POWERED MICROWAVES energy, through microwave energy-feeding system, enters Pulse width cavity, acts on the material in fire door go-cart；Containment portion cooling structure ensures the cavity wall reliability when material is warming up to 1500 DEG C of hot operations；Aerofluxus pumped vacuum systems balance inside cavity pressure, can produce negative pressure in cavity；Thermometric monitors the temperature of systematic survey material and cavity wall, monitors material change in stove；Heat insulating protecting apparatus is thermal insulation protection effect, simultaneously can as insulation framework.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, it is 75kW that described microwave energy generator produces microwave energy power, and frequency is 915MHz.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, three end circulators, straight wave guide, the waveguide of E face, the waveguide of H face, waveguide three screw tuner, boron nitride or silicon nitride plate that described microwave energy-feeding system includes by flange is sequentially connected with combine and waveguide horns；Preferred water-cooled waveguide horns；
Wherein three end circulators are connected with microwave energy generator, and waveguide horns is connected with Pulse width cavity.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, described Pulse width cavity is stainless steel metal microwave cavity；Cavity top is vault or flat-top；The discharge duct being connected with aerofluxus pumped vacuum systems it is provided with on rear side of cavity；Cavity top and sidewall are provided with five and suppress sleeve and a suppression flange, it is suppressed that sleeve has been inserted into temperature measuring equipment, it is suppressed that be provided with camera head on flange；The top of cavity and sidewall respectively have microwave feed-in mouth, and microwave is fed in Pulse width cavity by the microwave feed-in mouth at the waveguide horns top from cavity and sidewall.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, described containment portion cooling system is welded on Pulse width cavity, containment portion cooling system includes hexahedro water collar and the water inlet being connected with hexahedro water collar and outlet pipeline, being welded with the dividing plate for changing current direction in water collar, the bottom of each water collar is provided with water inlet, and top is provided with outlet, the inlet pipeline of water collar is provided with flow valve, and outlet pipeline is provided with temperature valve；The size of inflow is by flow of inlet water valve and the regulation and control of leaving water temperature valve, and leaving water temperature is lower than 50 DEG C.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, described fire door go-cart includes go-cart, is welded on the fire door outside go-cart, is arranged on the Material and article holding frame in go-cart, is placed on the crucible on Material and article holding frame；Described fire door is provided with two seals bar, and together for suppressing the sealing strip of microwave leakage, another road is aerofluxus vacuum-pumping density strip of paper used for sealing.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, described aerofluxus pumped vacuum systems includes the high pressure positive blower, discharge duct and the plenum chamber that are sequentially connected.Plenum chamber is connected with the discharge duct on rear side of cavity.
Preferably, above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, described thermometric monitors that system includes a Non-contacting Infrared Thermometer, four contact thermocouple temperature measurers and a camera head.The infrared measurement of temperature measuring temperature of charge ranges for 400～1600 DEG C, thermocouple temperature measurement scope 0～1600 DEG C, suppresses sleeve to insert in the material in Pulse width inside cavity crucible by the two of microwave cavity top.The thermocouple temperature measurement measuring ambient temperature ranges for 0～1100 DEG C, lays respectively at Pulse width cavity wall and top.Camera system is positioned at Pulse width cavity top, monitors the situation of Pulse width cavity and the change of material.
Preferably; above-described HIGH-POWERED MICROWAVES pyrolytic semlting device; the base of Pulse width cavity is supported by described heat insulating protecting apparatus, and the bottom of heat insulating protecting apparatus is provided with two metal guide rail and supports fire door go-cart entrance Pulse width inside cavity；The front of heat insulating protecting apparatus is provided with four compacting device of furnace door, is used for compressing fire door go-cart.Each face of heat insulating protecting apparatus carries out cladding plate thermal insulation, it is prevented that people is damaged near equipment, can provide for insulation material and install support.
Beneficial effect: HIGH-POWERED MICROWAVES pyrolytic semlting device provided by the invention compared with prior art, has the advantage that
1, HIGH-POWERED MICROWAVES energy generator provided by the invention, can reduce the temperature that high-temperature metal is smelted greatly, improves and smelts speed, reduces heat time heating time.Smelting temperature such as laterite josephinite drops to 1400 DEG C from 1700 DEG C, can reduce heat time heating time, improves the work efficiency smelted.
2, the microwave energy-feeding system that the present invention improves, adopts three end circulators and allotment waveguide combination, can effectively reduce the reflection of microwave energy, both can improve the efficiency that microwave energy utilizes, can reduce again the infringement to microwave energy generator.
3, the present invention adopts boron nitride or the combination of silicon nitride plate, can stop that in Pulse width cavity, flue gas enters waveguide, it is ensured that run safety, it is prevented that sparking, security performance is higher.
4, the microwave energy-feeding system that the present invention adopts, adopts top feedback and side feedback combination, it is possible to adopting separate unit microwave energy generator feed-in, it would however also be possible to employ dual stage microwave energy generator feed-in, selection mode is flexible, and optional power bracket is wide, and therefore range of application is more extensive.
5, the present invention adopts external refrigeration system, can effectively reduce the temperature of chamber outer wall, saves the application of inside cavity insulation material, insulation material can be solved and inhale ripple at high temperature, the problem that temperature of charge rising is slow, thus the utilization rate of microwave energy can be greatly increased, saves production cost.
6, the present invention adopts camera head, can effectively monitor the inner case of material warming in microwave high-temperature smelting device and cavity, effectively studies characteristic and the production technology of material.
7, the present invention adopts smoke evacuation pumped vacuum systems, can balance inside cavity pressure, it is ensured that material reducing environment in stove, can take out negative pressure simultaneously, increases the material treatment types of microwave high-temperature smelting device, and range of application is more extensive.
Accompanying drawing explanation
Fig. 1 is the structural representation of HIGH-POWERED MICROWAVES pyrolytic semlting device provided by the invention.
Detailed description of the invention
In order to know more about the technology contents of the present invention, especially exemplified by specific embodiment and to coordinate institute accompanying drawings to illustrate as follows.
As shown in Figure 1, a kind of HIGH-POWERED MICROWAVES pyrolytic semlting device, it includes microwave energy generator (1), the microwave energy-feeding system (2) being connected with microwave energy generator (1), the Pulse width cavity (3) being connected with microwave energy-feeding system (2), it is arranged on the outside containment portion cooling system (4) of Pulse width cavity (3) and the fire door go-cart (5) being movably arranged in Pulse width cavity (3), described Pulse width cavity (3) is connected to aerofluxus pumped vacuum systems (6), the top of Pulse width cavity (3) is provided with thermometric and monitors system (7), Pulse width cavity (3) is outside is provided with heat insulating protecting apparatus (8).
Above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, it is 75kW that described microwave energy generator (1) produces microwave energy power, and frequency is 915MHz.
Above-described HIGH-POWERED MICROWAVES pyrolytic semlting device, it is characterized in that, three end circulators, straight wave guide, the waveguide of E face, the waveguide of H face, waveguide three screw tuner, boron nitride or silicon nitride plate that described microwave energy-feeding system (2) includes by flange is sequentially connected with combine and water-cooled waveguide horns；Three end circulators are connected with microwave energy generator, and waveguide horns is connected with Pulse width cavity (3).Wherein three end circulators and allotment waveguide combination, it is possible to effectively reduce the reflection of microwave energy, improve the efficiency that microwave energy utilizes, reduce the infringement to microwave energy generator.Boron nitride or the combination of silicon nitride plate block flue gas in burner hearth and enter waveguide, it is prevented that gas ionizes, it is ensured that run safety.
In the present embodiment, microwave energy generator (1) produces HIGH-POWERED MICROWAVES energy, through microwave energy-feeding system (3), enters Pulse width cavity (4), acts on the material of fire door go-cart (8)；Containment portion cooling system (5) ensures the cavity wall reliability when material is warming up to 1500 DEG C of hot operations；Aerofluxus pumped vacuum systems (2) balance inside cavity pressure and flue gas content；Thermometric monitors that system (6) measures the temperature of material and cavity wall, monitors material change in stove；Outer protect-ing frame structure (7) is thermal insulation protection effect.
In the present embodiment, Pulse width chamber (4) adopt corrosion resistant plate 310S welding, can be high temperature resistant 800 DEG C, the radiant heat in crucible can be undertaken, rear wall has smoke pipe, and for preventing microwave leakage in microwave heating process, mouth of pipe place of giving vent to anger adopts porous plate to carry out the protection of microwave.Escape pipe is connected with the plenum chamber side in aerofluxus pumped vacuum systems (2), the opposite side of plenum chamber connects high temperature resistant centrifugal blower by exhaust duct, and this blower fan is V-belt drive, and water route cools down, fan blade material is rustless steel, occurs that fan blade deforms in order to avoid working long hours.Pulse width chamber (3) top is provided with three thermometrics and suppresses sleeve and a suppression flange, left side is respectively for insertion into non-contact optical infrared measurement of temperature (400--1600 DEG C) and contact silicon molybdenum thermometric (0--1600 DEG C), so when testing same heating material, read two groups of data very intuitively.Right side suppresses set to insert thermocouple temperature measurement (0-1300 DEG C) device, is used for measuring roof environment temperature.Suppress flange that camera head is installed, for monitoring that material is adding the change hankered.The left side wall in Pulse width chamber (3) arranges two thermometrics and suppresses sleeve to be respectively for insertion into thermocouple temperature measurement (0-1300 DEG C) device, is used for measuring side ambient temperature and cavity wall temperature.
In the present embodiment, containment portion cooling system (4) is water-cooled, and every water-cooled by the water collar being welded on Pulse width chamber (3) and has a road water inlet, a road water outlet composition.The size of inflow is controlled by the flow control valve installed on inlet channel, the bottom that cold water rushes water collar through water inlet enters, in water collar, "the" shape is advanced, it is full of whole water collar, flow out from the top of water collar, discharged by the temperature control valve on outlet conduit, the Temperature Feedback of temperature control valve, it is possible to control the size of inflow.
In the present embodiment, the fire door in fire door go-cart (5) is welded in go-cart, and the inside of fire door is welded with two seals groove, is used for installing asbestos cord and fluorubber packing two seals.Being placed with mullite hollow spheres in go-cart as rack platform, crucible is placed on rack platform and is placed on medium position, to facilitate non-contact optical infrared measurement of temperature and contact silicon molybdenum thermometric to measure.Equipped with four rolling bottom go-cart, four rolling is spacing on the go-cart track of heat insulating protecting apparatus (8) bottom.Pull open fire door when upper material, complete pusher upper furnace door locking on material, upper and lower material is very convenient.
In the present embodiment, heat insulating protecting apparatus (8) adopts channel-section steel and H profile steel to be welded, it is ensured that the stability of equipment, has certain rigidity simultaneously.Heat insulating protecting apparatus (8) bottom is provided with two metal guide rail, facilitates the turnover of fire door go-cart (5), also functions to supporting role.There are four compacting device of furnace door in the front of heat insulating protecting apparatus (8), is used for compressing fire door go-cart, it is prevented that microwave leakage.The outside of the H profile steel frame of heat insulating protecting apparatus (8) adopts rustless steel cladding plate, and cladding plate inside is the rock wool of thick 50mm, can thermal insulation protect, again can equipment profile attractive in appearance.
Claims (9)
1. a HIGH-POWERED MICROWAVES pyrolytic semlting device, it is characterized in that, it includes microwave energy generator (1), the microwave energy-feeding system (2) being connected with microwave energy generator (1), the Pulse width cavity (3) being connected with microwave energy-feeding system (2), it is arranged on the outside containment portion cooling system (4) of Pulse width cavity (3) and the fire door go-cart (5) being movably arranged in Pulse width cavity (3), described Pulse width cavity (3) is connected to aerofluxus pumped vacuum systems (6), the top of Pulse width cavity (3) is provided with thermometric and monitors system (7), Pulse width cavity (3) is outside is provided with heat insulating protecting apparatus (8).
2. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterised in that it is 75kW that described microwave energy generator (1) produces microwave energy power, and frequency is 915MHz.
3. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterized in that, three end circulators, straight wave guide, the waveguide of E face, the waveguide of H face, waveguide three screw tuner, boron nitride or silicon nitride plate that described microwave energy-feeding system (2) includes by flange is sequentially connected with combine and waveguide horns；
Three end circulators are connected with microwave energy generator, and waveguide horns is connected with Pulse width cavity (3).
4. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterised in that described Pulse width cavity (3) is stainless steel metal microwave cavity；Cavity top is vault or flat-top；The discharge duct being connected with aerofluxus pumped vacuum systems (6) it is provided with on rear side of cavity；Cavity top and sidewall are provided with five and suppress sleeve and a suppression flange, it is suppressed that sleeve has been inserted into temperature measuring equipment, it is suppressed that be provided with camera head on flange；The top of cavity and sidewall respectively have microwave feed-in mouth, and microwave is fed in Pulse width cavity (3) by the microwave feed-in mouth at the waveguide horns (2-7) top from cavity and sidewall.
5. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterized in that, described containment portion cooling system (4) is welded on Pulse width cavity (3), containment portion cooling system (4) includes water collar and the water inlet being connected with water collar and outlet pipeline, the dividing plate for changing current direction it is welded with in water collar, the bottom of water collar is provided with water inlet, top is provided with outlet, the inlet pipeline of water collar is provided with flow valve, and outlet pipeline is provided with temperature valve；The size of inflow is by flow of inlet water valve and the regulation and control of leaving water temperature valve, and leaving water temperature is lower than 50 DEG C.
6. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterised in that described fire door go-cart (5) includes go-cart, is welded on the fire door outside go-cart, is arranged on the Material and article holding frame in go-cart, is placed on the crucible on Material and article holding frame；Described fire door is provided with two seals bar, and together for suppressing the sealing strip of microwave leakage, another road is aerofluxus vacuum-pumping density strip of paper used for sealing.
7. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterised in that described aerofluxus pumped vacuum systems (6) includes the high pressure positive blower, discharge duct and the plenum chamber that are sequentially connected.
8. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1, it is characterised in that described thermometric monitors that system (7) includes a Non-contacting Infrared Thermometer, four contact thermocouple temperature measurers and a camera head.
9. HIGH-POWERED MICROWAVES pyrolytic semlting device according to claim 1; it is characterized in that; the base of Pulse width cavity (3) is supported by described heat insulating protecting apparatus (8), and the bottom of heat insulating protecting apparatus (8) is provided with two metal guide rail and supports fire door go-cart (5) entrance Pulse width cavity (3) inside；The front of heat insulating protecting apparatus (8) is provided with four compacting device of furnace door, is used for compressing fire door go-cart (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040237.9U CN205403481U (en) | 2015-12-15 | 2015-12-15 | High -power microwave high temperature smelting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040237.9U CN205403481U (en) | 2015-12-15 | 2015-12-15 | High -power microwave high temperature smelting device |
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| CN205403481U true CN205403481U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521040237.9U Expired - Fee Related CN205403481U (en) | 2015-12-15 | 2015-12-15 | High -power microwave high temperature smelting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387718A (en) * | 2015-12-15 | 2016-03-09 | 南京三乐微波技术发展有限公司 | High-power microwave high-temperature smelting device |
| CN107312553A (en) * | 2017-07-05 | 2017-11-03 | 南京三乐微波技术发展有限公司 | A kind of 60kg microwaves coking test stove and its coking process |
-
2015
- 2015-12-15 CN CN201521040237.9U patent/CN205403481U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387718A (en) * | 2015-12-15 | 2016-03-09 | 南京三乐微波技术发展有限公司 | High-power microwave high-temperature smelting device |
| CN107312553A (en) * | 2017-07-05 | 2017-11-03 | 南京三乐微波技术发展有限公司 | A kind of 60kg microwaves coking test stove and its coking process |
| CN107312553B (en) * | 2017-07-05 | 2023-09-19 | 南京三乐微波技术发展有限公司 | 60kg microwave coking test furnace and coking method thereof |
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Granted publication date: 20160727 Termination date: 20181215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |