CN204836640U - High -power microwave high temperature heating device - Google Patents

High -power microwave high temperature heating device Download PDF

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Publication number
CN204836640U
CN204836640U CN201520433347.5U CN201520433347U CN204836640U CN 204836640 U CN204836640 U CN 204836640U CN 201520433347 U CN201520433347 U CN 201520433347U CN 204836640 U CN204836640 U CN 204836640U
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China
Prior art keywords
cavity
pulse width
microwave energy
temperature
cart
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Withdrawn - After Issue
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CN201520433347.5U
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Chinese (zh)
Inventor
郑雷
汤百保
张伟燕
杨微
陈曼云
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SANLE MICROWAVE TECHNOLOGY DEVELOPMENT Co LTD NANJING
Nanjing Sanle Electronic Information Industry Group Co Ltd
Original Assignee
SANLE MICROWAVE TECHNOLOGY DEVELOPMENT Co LTD NANJING
Nanjing Sanle Electronic Information Industry Group Co Ltd
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Priority to CN201520433347.5U priority Critical patent/CN204836640U/en
Application granted granted Critical
Publication of CN204836640U publication Critical patent/CN204836640U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model discloses a high -power microwave high temperature heating device, it includes that the ability system is presented to microwave energy generator, microwave, cavity, the inside insulation construction of cavity, furnace gate shallow, exhaust system are used to the microwave energy. The utility model provides a 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 the material in the furnace gate shallow, the inside insulation construction of cavity guarantees 1300 DEG C intracavity temperature resistants, 1000 DEG C long -time high temperature reliable operation, the balanced cavity internal pressure of exhaust system, temperature measuring device measures material temperature. Whole structural design is reasonable, convenient operation, and the energy consumption is low, and heating efficiency is high, and the heating is even, and the range of application is extensive.

Description

A kind of HIGH-POWERED MICROWAVES high-temperature heating equipment
Technical field
The utility model belongs to microwave technical field, is specifically related to a kind of HIGH-POWERED MICROWAVES high-temperature heating equipment, for industrial production such as microwave high-temperature metal smelts.
Background technology
The features such as microwave technology has that energy consumption is low, the reaction time is short, simple to operate, reactant productive rate increase, cause the extensive research of scientific research institution and enterprise.From China on laterite josephinite since willingness to invest, along with the sufficient supplies of ferronickel resource and the rise of laterite resource price, ferronickel price is significantly fallen after rise, adopt the less economical of traditional pyrogenic process and wet processing process smelting ferronickel, also also exist simultaneously energy consumption high, pollute large, be 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, traditional smelting process temperature can be reduced greatly, change the traditional handicraft that laterite josephinite is smelted, not only can improve the utilance of laterite josephinite, also can improve 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 high-temperature heating equipment can also be used for other high-temperature test, as the smelting of the ores such as ilmenite, ferrous manganese ore, pyrite, the burning of future coal destructive distillation project, solid waste, oily sludge Purification Project working temperature are all 300 DEG C of-1300 DEG C of scopes.
Utility model content
Utility model object: the purpose of this utility model is to provide a kind of reasonable in design, easy to operate, firing rate is fast, homogeneous heating, and energy consumption is low, and the feature of environmental protection is strong, application HIGH-POWERED MICROWAVES high-temperature heating equipment widely.
Technical scheme: in order to realize above object, the technical scheme that the utility model is taked is:
A kind of HIGH-POWERED MICROWAVES high-temperature heating equipment, it comprises microwave energy generator, the microwave energy-feeding system be connected with microwave energy generator, the Pulse width cavity be connected with microwave energy-feeding system, the inside cavity insulation construction be arranged in Pulse width cavity, the fire door go-cart be arranged on Pulse width cavity, gas extraction system and temperature measuring equipment;
Described microwave energy-feeding system comprises that the three end circulators, straight wave guide, the E ground roll that are connected successively by flange are led, transition allotment waveguide combination, quartz glass flange combination, water-cooled expansion waveguide combination;
Described Pulse width cavity is rectangle all-metal microwave cavity, and Pulse width cavity top board is water-cooled head plate; Pulse width cavity two upper lateral part is respectively provided with several rows of feed channel, for connecting gas extraction system; Be provided with exhaust smoke hole and smoke discharging pipe below discharge duct on the left of Pulse width cavity, Pulse width cavity upper left quarter arranges blast pipe;
Described inside cavity insulation construction internal layer is alumina brick, and intermediate layer is mullite brick, and skin is aluminium silicate wool, and three layers of insulation material is compact to be piled up, and outer aluminium silicate wool is close to Pulse width cavity inner wall;
Described fire door go-cart comprises go-cart, go-cart track, the fire door be welded in go-cart, be welded on the Material and article holding frame platform of fire door lower inside, building on described Material and article holding frame platform and on fire door medial surface and have mullite hollow spheres brick, described mullite hollow spheres brick being placed with the crucible for holding material;
Described gas extraction system comprises the high pressure positive blower, discharge duct and the plenum chamber that are connected successively, and plenum chamber is connected with the discharge duct of Pulse width cavity side.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, it is 20kW that described microwave energy generator produces microwave energy power, and frequency is 915MHz.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, the three end circulators of microwave energy-feeding system one end are connected with microwave energy generator, and the water-cooled expansion waveguide combination of the microwave energy-feeding system other end is connected with Pulse width cavity.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, described Pulse width cavity dorsal part top is provided with two thermometrics and suppresses sleeve, and two thermometrics suppress to be inserted with the first temperature measuring equipment and the second temperature measuring equipment respectively in sleeve.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, described Pulse width cavity bottom is provided with the metal guide rail of two band rollers, enters inside cavity for supporting fire door go-cart;
Described Pulse width cavity front is provided with four compacting device of furnace door, for compressing fire door go-cart.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, the top of inside cavity insulation construction is dome-shaped, and the form fit that in inside cavity insulation construction shape and fire door go-cart, mullite hollow spheres brick is piled up, forms overall physics airtight;
On the left of inside cavity insulation construction, upper position has installed rectangular through-hole, communicates with smoke discharging pipe on microwave cavity, ensures that smoke discharging pipe and burner hearth lead directly to, discharges for flue gas.
Preferably, above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, the first temperature measuring equipment is non-contact optical infrared temperature measurement apparatus, and temperature-measuring range is 400 ~ 1600 DEG C; Second temperature measuring equipment is contact thermocouple temperature measuring equipment, and temperature-measuring range is 0 ~ 1300 DEG C, by two materials suppressing sleeve to insert in cavity in crucible of microwave cavity dorsal part.
The HIGH-POWERED MICROWAVES high-temperature heating equipment that the utility model provides, is made up of microwave energy generator, microwave energy-feeding system, Pulse width cavity, inside cavity insulation construction, fire door go-cart, gas extraction system, temperature measuring equipment.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; Inside cavity insulation construction ensures that heatproof 1300 DEG C in chamber, the hot operation of long-time 1000 DEG C are reliable; Gas extraction system balance cavity internal pressure; Temperature of charge measured by temperature measuring equipment.
Beneficial effect, compared with prior art, its remarkable advantage is the utility model:
1, the HIGH-POWERED MICROWAVES high-temperature heating equipment that provides of the utility model, adopts microwave high power technology, can reduce the temperature that high-temperature metal is smelted greatly, improves smelting speed, reduces heating time.Smelting temperature as laterite josephinite can drop to 1300 DEG C from 1700 DEG C, thus can reduce heating time, energy-conserving and environment-protective.
2, the reflection that the utility model adopts three end circulators, allotment waveguide combination effectively can must reduce microwave energy, had both improved the efficiency that microwave energy utilizes, can reduce again the infringement to microwave energy generator.
3, the utility model adopts quartz glass flange combination, can stop that in burner hearth, flue gas enters waveguide, thus can ensure security of operation.
4, the temperature that the utility model adopts water-cooled expansion waveguide combination, heating chamber water-cooled head plate can reduce top energy regenerative system and chamber inner top insulation material greatly, effectively can prevent top high temperature deformation from causing microwave energy efficiency of transmission to reduce, also can effectively prevent energy regenerative mouth insulation material temperature from crossing high-selenium corn microwave.
5, the utility model adopts multi-layer heat preserving structure, can realize the insulation of kiln body and heat insulation, insulation and effect of heat insulation very good, kiln temperature 1300 DEG C can be ensured, can ensure that again containment portion temperature is lower than 60 DEG C.
6, the utility model is screened by great many of experiments, is provided with contact and contactless two kinds of temperature measuring equipments, effectively can must measures temperature of charge.
7, the utility model is preferred by experiment, the smoke discharging pipe of design, and can ensure that in kiln, flue gas is not assembled, pressure can not be excessive; Discharge duct forms air-flow at cavity top, both can reduce the temperature at top, again can counter balance pocket internal pressure, thus has extraordinary heating function.
Accompanying drawing explanation
The anatomical connectivity schematic diagram of the HIGH-POWERED MICROWAVES high-temperature heating equipment that Fig. 1 provides for the utility model.
The left TV structure schematic diagram of the HIGH-POWERED MICROWAVES high-temperature heating equipment that Fig. 2 provides for the utility model.
The main TV structure schematic diagram of the HIGH-POWERED MICROWAVES high-temperature heating equipment that Fig. 3 provides for the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, these embodiments should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen within the application's claims limited range.
As shown in Figure 1 to Figure 3, a kind of HIGH-POWERED MICROWAVES high-temperature heating equipment, it comprises microwave energy generator (1), the microwave energy-feeding system (2) be connected with microwave energy generator (1), the Pulse width cavity (3) be connected with microwave energy-feeding system (2), the inside cavity insulation construction (4) be arranged in Pulse width cavity (3), the fire door go-cart (5) be arranged on Pulse width cavity (3), gas extraction system (6) and temperature measuring equipment (7);
Described microwave energy-feeding system (2) is comprised the three end circulators (2-1), straight wave guide (2-2), the E ground roll that are connected successively by flange and leads (2-3), transition allotment waveguide combination (2-4), quartz glass flange combination (2-5), water-cooled expansion waveguide combination (2-6);
Described Pulse width cavity (3) is rectangle all-metal microwave cavity, and cavity top board is water-cooled head plate (301); Cavity two upper lateral part is respectively provided with several rows of feed channel (303), for connecting gas extraction system (6); Be provided with exhaust smoke hole and smoke discharging pipe (304) on the left of cavity below discharge duct, Pulse width chamber (3) upper left quarter arranges blast pipe (302);
Described inside cavity insulation construction (4) internal layer is alumina brick (403), intermediate layer is mullite brick (402), skin is aluminium silicate wool (401), three layers of insulation material is compact to be piled up, and outer aluminium silicate wool (401) is close to Pulse width cavity (3) inwall;
Described fire door go-cart (5) comprises go-cart (502), go-cart track (503), the fire door (501) be welded in go-cart (502), be welded on the Material and article holding frame platform (504) of fire door (501) lower inside, building on described Material and article holding frame platform (504) and on fire door (501) medial surface and have mullite hollow spheres brick (505), described mullite hollow spheres brick (505) being placed with the crucible for holding material;
Described gas extraction system comprises the high pressure positive blower (601), discharge duct (602) and the plenum chamber (603) that are connected successively, and plenum chamber (603) is connected with the discharge duct (303) of Pulse width cavity (3) side.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, it is 20kW that described microwave energy generator (1) produces microwave energy power, and frequency is 915MHz.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, the three end circulators (2-1) of microwave energy-feeding system (2) one end are with microwave energy generator (1) by Flange joint, and water-cooled expansion waveguide combination (2-6) and the Pulse width cavity (3) of the other end pass through Flange joint.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, described Pulse width cavity (3) dorsal part top is provided with two thermometrics and suppresses sleeve, and two thermometrics suppress to be inserted with the first temperature measuring equipment (701) and the second temperature measuring equipment (702) respectively in sleeve.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, described Pulse width cavity (3) bottom is provided with the metal guide rail (307) of two band rollers, enters inside cavity for supporting fire door go-cart (502);
Described Pulse width cavity (3) front is provided with four compacting device of furnace door (306), for compressing fire door go-cart (502), prevents microwave leakage.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, it is characterized in that, the top of inside cavity insulation construction (4) is dome-shaped, the form fit that inside cavity insulation construction (4) shape and the upper mullite hollow spheres brick (505) of fire door go-cart (502) are piled up, forms overall physics airtight;
Inside cavity insulation construction (4) left side upper position has installed rectangular through-hole, communicates with smoke discharging pipe on microwave cavity (304), ensures that smoke discharging pipe (304) leads directly to burner hearth, discharges for flue gas.
Above-described HIGH-POWERED MICROWAVES high-temperature heating equipment, the first temperature measuring equipment (701) is non-contact optical infrared temperature measurement apparatus, and temperature-measuring range is 400 ~ 1600 DEG C; Second temperature measuring equipment (702) is contact thermocouple temperature measuring equipment, and temperature-measuring range is 0 ~ 1300 DEG C.Like this when testing same heating material, read two groups of data very intuitively.
In the present embodiment, as shown in Figures 2 and 3, microwave energy generator (1) produces HIGH-POWERED MICROWAVES energy, through microwave energy-feeding system (2), enter Pulse width cavity (3), act on the material in fire door go-cart (502); Inside cavity insulation construction (4) ensures that heatproof 1300 DEG C in chamber, the hot operation of long-time 1000 DEG C are reliable; Gas extraction system (6) balance cavity internal pressure; Temperature of charge measured by temperature measuring equipment (7).
The reflection that waveguide combination (204) effectively can reduce microwave energy joined by three end circulators (201), tune transition, both improved the efficiency that microwave energy utilizes, and also reduced the infringement to microwave energy generator.Quartz glass flange combination (205) can stop that in burner hearth, flue gas enters waveguide, ensures security of operation.
In the present embodiment, Pulse width cavity (3) upper left quarter arranges blast pipe, smoke discharging pipe (304), and for preventing microwave leakage in microwave heating process, the extended length of blast pipe is 300mm, and is evenly arranged.Smoke discharging pipe (304) leads directly to burner hearth.Pulse width cavity (3) upper right quarter evenly arranges discharge duct (303), air outlet is connected with plenum chamber (603) side, the opposite side of plenum chamber (603) connects high temperature resistant centrifugal blower (601) by exhaust duct (602), this is high temperature resistant, and centrifugal blower (601) is V--belt Drive, water route cools, fan blade material is stainless steel, occurs that fan blade is out of shape in order to avoid work long hours.
The top board of cavity is water-cooled head plate (301), the temperature of top energy regenerative system and chamber inner top insulation material can be reduced greatly, prevent top high temperature deformation from causing microwave energy efficiency of transmission to reduce, also prevent energy regenerative mouth insulation material temperature from crossing high-selenium corn microwave.
Fire door go-cart (502) bottom is provided with four rolling, and be connected by axle between two rollers, rolling bearing is equipped with at axle two ends, and bearing is embedded in roller.Four rolling is spacing on the go-cart track (503) of bottom.Pull open fire door when upper material, complete pusher upper furnace door locking on material, upper and lower material is very convenient.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.

Claims (7)

1. a HIGH-POWERED MICROWAVES high-temperature heating equipment, it is characterized in that, it comprises microwave energy generator (1), the microwave energy-feeding system (2) be connected with microwave energy generator (1), the Pulse width cavity (3) be connected with microwave energy-feeding system (2), the inside cavity insulation construction (4) be arranged in Pulse width cavity (3), the fire door go-cart (5) be arranged on Pulse width cavity, gas extraction system (6) and temperature measuring equipment (7);
Described microwave energy-feeding system (2) is comprised the three end circulators (2-1), straight wave guide (2-2), the E ground roll that are connected successively by flange and leads (2-3), transition allotment waveguide combination (2-4), quartz glass flange combination (2-5), water-cooled expansion waveguide combination (2-6);
Described Pulse width cavity (3) is rectangle all-metal microwave cavity, and Pulse width cavity (3) top board is water-cooled head plate (301); Pulse width cavity (3) two upper lateral part is respectively provided with several rows of feed channel (303), for connecting gas extraction system (6); Be provided with smoke discharging pipe (304) on the left of cavity below discharge duct, Pulse width cavity (3) upper left quarter arranges blast pipe (302);
Described inside cavity insulation construction (4) internal layer is alumina brick (403), intermediate layer is mullite brick (402), skin is aluminium silicate wool (401), three layers of insulation material is compact to be piled up, and outer aluminium silicate wool (401) is close to Pulse width cavity (3) inwall;
Described fire door go-cart (5) comprises go-cart (502), go-cart track (503), the fire door (501) be welded in go-cart (502), be welded on the Material and article holding frame platform (504) of fire door (501) lower inside, building on described Material and article holding frame platform (504) and on fire door (501) medial surface and have mullite hollow spheres brick (505), described mullite hollow spheres brick (505) being placed with the crucible for holding material;
Described gas extraction system comprises the high pressure positive blower (601), discharge duct (602) and the plenum chamber (603) that are connected successively, and plenum chamber (603) is connected with the discharge duct (303) of Pulse width cavity (3) side.
2. HIGH-POWERED MICROWAVES high-temperature heating equipment according to claim 1, is characterized in that, it is 20kW that described microwave energy generator (1) produces microwave energy power, and frequency is 915MHz.
3. HIGH-POWERED MICROWAVES high-temperature heating equipment according to claim 1, it is characterized in that, the three end circulators (2-1) of microwave energy-feeding system (2) one end are connected with microwave energy generator (1), and water-cooled expansion waveguide combination (2-6) of the other end is connected with Pulse width cavity (3).
4. HIGH-POWERED MICROWAVES high-temperature heating equipment according to claim 1, it is characterized in that, described Pulse width cavity (3) dorsal part top is provided with two thermometrics and suppresses sleeve, and two thermometrics suppress to be inserted with the first temperature measuring equipment (701) and the second temperature measuring equipment (702) respectively in sleeve.
5. the HIGH-POWERED MICROWAVES high-temperature heating equipment according to any one of Claims 1-4, it is characterized in that, described Pulse width cavity (3) bottom is provided with the metal guide rail (307) of two band rollers, enters inside cavity for supporting fire door go-cart (502);
Described Pulse width cavity (3) front is provided with four compacting device of furnace door (306), for compressing fire door go-cart (502).
6. HIGH-POWERED MICROWAVES high-temperature heating equipment according to claim 5, it is characterized in that, the top of inside cavity insulation construction (4) is dome-shaped, the form fit that inside cavity insulation construction (4) shape and the upper mullite hollow spheres brick (505) of fire door go-cart (502) are piled up, forms overall physics airtight;
Inside cavity insulation construction (4) left side upper position has installed rectangular through-hole, communicates with smoke discharging pipe on microwave cavity (304), ensures that smoke discharging pipe (304) leads directly to burner hearth, discharges for flue gas.
7. HIGH-POWERED MICROWAVES high-temperature heating equipment according to claim 6, is characterized in that, the first temperature measuring equipment (701) is non-contact optical infrared temperature measurement apparatus, and temperature-measuring range is 400 ~ 1600 DEG C; Second temperature measuring equipment (702) is contact thermocouple temperature measuring equipment, and temperature-measuring range is 0 ~ 1300 DEG C.
CN201520433347.5U 2015-06-24 2015-06-24 High -power microwave high temperature heating device Withdrawn - After Issue CN204836640U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104968065A (en) * 2015-06-24 2015-10-07 南京三乐微波技术发展有限公司 High-power microwave high-temperature heating device
CN109078959A (en) * 2018-08-09 2018-12-25 南京三乐微波技术发展有限公司 A kind of Biohazard Waste microwave heating appts and its processing method
CN109168212A (en) * 2018-07-11 2019-01-08 南京三乐微波技术发展有限公司 A kind of solid waste microwave processing equipment
CN109305808A (en) * 2018-10-16 2019-02-05 武汉科技大学 A kind of anode material of lithium battery firing saggar and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104968065A (en) * 2015-06-24 2015-10-07 南京三乐微波技术发展有限公司 High-power microwave high-temperature heating device
CN109168212A (en) * 2018-07-11 2019-01-08 南京三乐微波技术发展有限公司 A kind of solid waste microwave processing equipment
CN109168212B (en) * 2018-07-11 2020-08-04 南京三乐微波技术发展有限公司 Solid waste microwave treatment equipment
CN109078959A (en) * 2018-08-09 2018-12-25 南京三乐微波技术发展有限公司 A kind of Biohazard Waste microwave heating appts and its processing method
CN109305808A (en) * 2018-10-16 2019-02-05 武汉科技大学 A kind of anode material of lithium battery firing saggar and preparation method thereof

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Granted publication date: 20151202

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C25 Abandonment of patent right or utility model to avoid double patenting