CN206339094U - Heating using microwave produces the product line device of alloy - Google Patents
Heating using microwave produces the product line device of alloy Download PDFInfo
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- CN206339094U CN206339094U CN201621317039.7U CN201621317039U CN206339094U CN 206339094 U CN206339094 U CN 206339094U CN 201621317039 U CN201621317039 U CN 201621317039U CN 206339094 U CN206339094 U CN 206339094U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses the product line device that a kind of heating using microwave produces alloy, the device includes track, drying oven, tunnel cave and kiln car;Kiln car is located on track, and track includes the first track, the second track and the 3rd track, and the second track is located in drying oven, and the 3rd track is located in tunnel cave;Tunnel cave is divided into preheating section, microwave section, the section that suppresses, pusher section and cooling section;Its production method is:Kiln reaches the first track loaded material;Kiln reaches the second track and material is dried into drying oven;Kiln reaches the 3rd track and initially enters preheating section to be preheated to material, enter back into microwave section and heating using microwave is carried out to material, enter back into suppression section to heat material, cooled down the material sintered push-in cooling pond subsequently into pusher section, finally enter cooling section cooling kiln car;Heating using microwave and tunnel cave are combined together by the utility model, can continuous production, yield is big, and power consumption is few, pollutes small.
Description
Technical field
The utility model belongs to smelting Thermal Equipment technical field, and in particular to a kind of heating using microwave produces the production of alloy
Line apparatus.
Background technology
When traditional handicraft smelts tungsten based alloy, nickel system alloy, chromium alloy and Mn series alloy, use blast furnace smelting more
Material is easily caused between miberal powder and pulverized coal particle by convection current and conduction heat supply in refining method and electric furnace smelting method, smelting process
The uneven heating during strong endothermic reaction, makes reduction kinetics condition be deteriorated.These conventional heating methods are relied on by outer
Inside face heat transfer type is heated to material, it is desirable to higher thermograde, thus the environment temperature needed is high, easily occurs material
Bonded between particle, be unfavorable for the granular material that heating carries out carbon thermal reduction.In addition, these traditional handicraft alloy smelting cycles compared with
Long, yield is restricted, seriously polluted, is consumed energy also high.
Tunnel cave is the low Thermal Equipment of a kind of more advanced, mechanization, high degree of automation, energy consumption, can be continuous
Property is burnt till.Tunnel cave is usually linear tunnel one long, and fixed wall and vault, bottom laying are arranged at its both sides and top
Track on run kiln car.Combustion apparatus is located at the middle part both sides of tunnel cave, constitutes fixed height temperate zone -- clinkering zone, combustion
The high-temperature flue gas produced is burnt in the presence of tunnel cave front end chimney or air-introduced machine, is flowed along tunnel to kiln hood direction, simultaneously
The product that preheating enters in kiln step by step, this section constitutes the preheating zone of tunnel cave.Cold wind is blasted in the kiln tail of tunnel cave, it is cold
But the kiln car of material has been pushed away, the cold wind blasted flows through high temperature kiln car and after being heated, then extracts feeding drier out as drying green compact
Thermal source, this section just constitute the cooling zone of tunnel cave.Material is loaded on kiln car, is entered from tunnel cave one end, and kiln car is pressed
According to the calcining system of setting, after preheated band, clinkering zone, cooling zone, kiln car is gone out from the other end of tunnel cave;Tunnel cave can be real
Now continuous production, the product that yield is big, production firing temperature is high;The fuel that existing tunnel cave is mainly used is coal gas and heavy oil
Melting is carried out to material, environmental pollution is heavier, and power consumption is high, production cost is also higher.
The content of the invention
The purpose of this utility model is to provide the product line device that a kind of heating using microwave produces alloy, by heating using microwave and tunnel
Road kiln is combined together, and to overcome, conventionally produced alloy yield is small, environmental pollution is heavier, the problem of consuming energy high.
The technical solution adopted in the utility model is:
Heating using microwave produces the product line device of alloy, including track, drying oven, tunnel cave and kiln car;Kiln car is located at rail
On road, track includes the first track, the second track and the 3rd track, and the second track is located in drying oven, and the 3rd track is located at tunnel
In road kiln;Tunnel cave is divided into preheating section, microwave section, the section that suppresses, pusher section and cooling section;Multiple are provided with preheating section
One burner, the mouthpieces of multiple first burners is against inside preheating section;Microwave emission end is provided with microwave section;Suppress to set at section
There are multiple second burners, the mouthpiece of multiple second burners is opposite to suppress intersegmental part;The both sides of pusher section are provided with lifting flashboard;It is cold
But intersegmental part is communicated by the 3rd pipeline with the external world;It is provided with cooling section inside the first pipeline, whole tunnel cave and passes through first
Pipeline is connected with drying oven;It is connected inside drying oven by the 4th pipeline with preheating section.
Waste heat fan is provided with above-mentioned first pipeline;Smoke exhaust fan is provided with 4th pipeline.
Wherein, preheating section, microwave section and suppression section are provided with second pipe;Second pipe respectively with preheating section
Portion, microwave intersegmental part and suppression intersegmental part are communicated;Combustion fan is provided with second pipe.
Microwave section both sides are set into cold wind mouthful and heat extraction air port respectively, enter cold wind mouthful and heat extraction air port is communicated;Heat extraction air port
It is connected by the 5th pipeline and the first pipeline, enters cold wind mouthful and be connected with second pipe;Microwave intersegmental part is cold by entering
Air port is communicated with second pipe.
Above-mentioned microwave intersegmental part is provided with a variety of heat insulating refractory materials, the both sidewalls of microwave section kiln wall and from bottom to top indulged
Silicate aluminum board is laterally equipped with to being equipped with high-alumina brick and polycrystalline mullite fiber module, roof;On high-alumina brick from bottom to top
Longitudinal direction is equipped with clay brick and magnesia brick;Silicate aluminum board is laterally equipped between the polycrystalline mullite fiber module of both sidewalls, should
Microwave intersegmental part cavity is separated into upper plenum and lower cavity by silicate aluminum board;Enter cold wind mouthful, upper plenum and heat extraction air port three's phase
It is logical.
In addition, preheating section is internally provided with multiple first ventilating openings, the first all ventilating openings interlink with second pipe
Connect, communicated inside preheating section by the first ventilating opening with second pipe;Suppress intersegmental part and be provided with multiple second ventilating openings, own
The second ventilating opening be connected with second pipe, suppress intersegmental part communicated by the second ventilating opening with second pipe;First burns
The mouthpiece of mouth is located in the first ventilating opening, and the mouthpiece of the second burner is located in the second ventilating opening.
Wherein, cooling section is provided with the 3rd pipeline;Cooling section is internally provided with multiple third ventings mouthful, and all the
Three ventilating openings are connected with the 3rd pipeline, are communicated inside cooling section by third venting mouthful with the 3rd pipeline;On 3rd pipeline
It is provided with cooling blower.
The first support kiln car pusher, the second track export and are provided between above-mentioned first track entry and the 3rd track export
The second support kiln car pusher is provided between three track entries.
The beneficial effects of the utility model are:
1. being provided with Microwave emission end at the top of tunnel kiln sintering section, melting is carried out to alloy using heating using microwave;It is micro-
The characteristics of Wave heating be radiant type body heating, make material in itself turn into heater, can so make material in heating process by
It is hot uniform, it is consistent inside and outside temperature of charge, it is to avoid cold central issue present in traditional heating mode;In heating process,
Vibration at high speed occurs for the atom and molecule of material, so as to set up more favorable environment for reduction reaction, is conducive to reduction reaction
Generation, the reduction characteristic of miberal powder at high temperature can be played to greatest extent, is not limited by heat and mass transfer process, so reduce
Energy consumption;Microwave is a kind of frequency electromagnetic waves, and microwave is had an effect to the material under microwave field, the atom of component material and point
Son is ionized and polarized under electric field action, and the polar molecule formed in polar molecule, material is with the alternating of microwave electromagnetic field
Change, occurs the higher-order of oscillation, and due to being to utilize heating using microwave material, environmental pollution is small.
2. produce alloy using tunnel cave, can continuous production, the cycle is short, and yield is big, and heat utilization is good.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model heating using microwave produces alloy production line apparatus;
Fig. 2 is the structural representation of the utility model tunnel cave;
Fig. 3 is Fig. 2 A-A sectional views;
Fig. 4 is Fig. 2 B-B sectional views;
Fig. 5 is Fig. 2 C-C sectional views;
Fig. 6 is Fig. 2 D-D sectional views;
Fig. 7 is Fig. 2 E-E sectional views;
Fig. 8 is Fig. 2 F-F sectional views;
Fig. 9 is Fig. 2 G-G sectional views.
In figure, 1. first tracks, 2. second tracks, 3. the 3rd tracks, 4. kiln cars, 5. drying ovens, 6. humidity discharging air ports, 7. tunnels
Road kiln, 8. first support kiln car pushers, 9. second support kiln car pushers, 10. cooling blowers, 11. waste heat fans, 12. stepper motors, 13. help
Fire blower fan, 14. smoke exhaust fans, 15. preheating sections, 16. microwaves section, 17. suppression sections, 18. pushers section, 19. cooling sections, 20. first
Pipeline, 21. second pipes, 22. the 3rd pipelines, 23. first ventilating openings, 24. second ventilating openings, 25. third ventings mouthful, 26. the
One burner, 27. second burners, 28. lifting flashboards, 29. the 4th pipelines, 30. Microwave emission ends, 31. heat extraction air ports, 32. enter cold
Air port, 33. thermometer holes, 34. peepholes, 35. upper plenums, 36. times cavitys, 37. cellucottons, 38. first high-alumina bricks, 39. second
High-alumina brick, 40. clay bricks, 41. magnesia bricks, 42. the 3rd high-alumina bricks, 43. carbon bricks, 44. carborundum plates, 45. silicate aluminum boards, more than 46.
Brilliant mullite fiber module, 47. graphite bricks, 48. the 5th pipelines.
Embodiment
As shown in figure 1, the utility model provides the product line device that a kind of heating using microwave produces alloy, including it is track, dry
Dry stove 5, tunnel cave 7 and kiln car 4;Kiln car 4 is walked in orbit, and track includes the first track 1, the second track 2 and the 3rd track
3, the second track 2 is located in drying oven 5, and the 3rd track 3 is located in tunnel cave 7;First track entry 1 and the 3rd track 3 are exported
Between be provided with the first support kiln car pusher 8, the second track 2 is exported is provided with the second support kiln car pusher 9 between the entrance of the 3rd track 3.
In addition, being provided with humidity discharging air port 6 on drying oven 5, the vapor and CO in drying oven 5 can be discharged2Deng gas.
As depicted in figs. 1 and 2, tunnel cave 7 is divided into preheating section 15, microwave section 16, the section 17 that suppresses, pusher section 18 and cold
But section 19.Along preheating section 15, microwave section 16 and suppress section 17 be provided with second pipe 21, second pipe 21 be provided with it is combustion-supporting
Blower fan 13, the effect of second pipe 21 is that combustion fan 13 works when preheating section 15 and suppression 17 pairs of materials of section are heated,
Air is passed through into preheating section 15 and suppression section 17, combustion-supporting effect is played.In addition, the first pipeline 20 is provided with cooling section 19,
It is connected inside whole tunnel cave 7 by the first pipeline 20 and drying oven 5, waste heat fan 11 is provided with the first pipeline 20;
And be connected inside drying oven 5 by the 4th pipeline 29 and preheating section 15, it is provided with smoke exhaust fan 14 on the 4th pipeline 29;
In production process, the flue gas produced in tunnel cave 7 is by the row of the first pipeline 20 to drying oven 5, and high-temperature flue gas is in drying oven 5
Material is dried, and the flue gas in drying oven 5 flows to preheating section 15 by the 4th pipeline 29 again, improves the temperature in preheating section 15
Degree, whole process formation flow of flue gas circulation, makes full use of fume afterheat.
Preheating section 15, microwave section 16, the section 17 that suppresses, pusher section 18 and the concrete structure of cooling section 19 now to tunnel cave 7 is situated between
Continue as follows:
As shown in figure 3, preheating section:Multiple first burners 26 are provided with preheating section 15, preheating section 15 is internally provided with many
Individual first ventilating opening 23, the first all ventilating openings 23 are connected with second pipe 21, logical by first inside preheating section 15
Air port 23 is communicated with second pipe 21;The mouthpiece of first burner 26 is located in the first ventilating opening 23, and its mouthpiece is against preheating section 15
It is internal.When kiln car 4 passes through preheating section 15 and stops, multiple first burners 26 are heated to the material on kiln car 4, heated
Cheng Zhong, combustion fan 13 is worked, and outside air is flowed to inside preheating section 15 by the ventilating opening 23 of second pipe 21 and first, is played
Combustion-supporting effect.In addition, preheating section 15 is internally provided with a variety of heat insulating refractory materials, it is specially:The both sidewalls and roof of kiln wall
On be all equipped with cellucotton 37;The first high-alumina brick 38 and second is from bottom to top equipped with the cellucotton 37 of both sidewalls high
From bottom to top it is equipped with aluminium brick 39, the first high-alumina brick 38 on clay brick 40 and magnesia brick 41, the second high-alumina brick 39 and is equipped with the 3rd
High-alumina brick 42;The high-alumina brick 42 of carbon brick 43 and the 3rd is equipped with around first ventilating opening 23;Wherein, the fire resisting temperature of the 3rd high-alumina brick 42
Degree is more than the refractory temperature of the second high-alumina brick 39, fire resisting temperature of the refractory temperature more than the first high-alumina brick 38 of the second high-alumina brick 39
Degree;The effect of cellucotton 37 is insulation, and the first high-alumina brick 38, clay brick 40 and magnesia brick 41 removed thermal-insulation heat-resistant and also have support
Effect;The heat-resisting ability of the high-alumina brick 42 of carbon brick 43 and the 3rd is stronger, and the first of the first burner 26 is built-in with so being laid on
Around air outlet 23;It is because in heated material in addition, being also laterally equipped with carborundum plate 44 on the cellucotton 37 of roof
When can produce many smoke particles, carborundum plate 44 can effectively prevent that smoke particle from entering cellucotton 37.
As shown in Figure 4 and Figure 5, microwave section:The top of microwave section 16 is provided with Microwave emission end 30;The inside of microwave section 16 is set
There are a variety of heat insulating refractory materials, be specially:From bottom to top longitudinal direction is equipped with the second high-alumina brick 39 and many in the both sidewalls of kiln wall
Brilliant mullite fiber module 46, roof is horizontally arranged with silicate aluminum board 45;From bottom to top longitudinal direction is equipped with second high-alumina brick 39
Clay brick 40 and magnesia brick 41;Silicate aluminum board 45 is laterally equipped between the polycrystalline mullite fiber module 46 of both sidewalls, the silicon
Microwave 16 internal cavities of section are separated into upper plenum 35 and lower cavity 36 by sour aluminium sheet 45.The main of these refractory materials is all played
Function of heat insulation, and not absorbing material is, wherein the second high-alumina brick 39 and clay brick 40 also act as support polycrystalline mullite
The effect of fibre module 46 and magnesia brick 41;Silicate aluminum board 45 is wave transparent and not absorbing material.Microwave section 16 both sides set respectively into
Cold wind mouthful 32 and heat extraction air port 31, enter cold wind mouthful 32, upper plenum 35 and the three of heat extraction air port 31 and communicate;Heat extraction air port 31 passes through
Five pipelines 48 are connected with the first pipeline 20, are entered cold wind mouthful 32 and are connected with second pipe 21.When kiln car 4 is by microwave section
16 and when stopping, Microwave emission end 30 carries out heating using microwave, thing to microwave 16 internal emission microwaves of section to the material on kiln car 4
Substantial amounts of high-temperature flue gas can be produced in material heating process, flue gas enters in upper plenum 35 through the silicate aluminum board 45 of lower section;Heating
During, combustion fan 13 is worked, and outside air is flowed in upper plenum 35 by second pipe 21 with cold wind mouthful 32 is entered, by high temperature
Flue gas is blown in heat extraction air port 31, and flue gas is again by heat extraction air port 31, the 5th pipeline 48 and the row of the first pipeline 20 to drying oven 5.
In addition, thermometer hole 33 and peephole 34 are additionally provided with microwave section 16, can be by surveying in the microwave heating process to material
Warm hole 33 carries out implementing monitoring to the temperature in kiln, and the melting state of material can be observed by peephole 34.
As shown in fig. 6, suppressing section:Suppress to be provided with multiple second burners 27 at section 17, suppression section 17 is internally provided with many
Individual second ventilating opening 24, the second all ventilating openings 24 are connected with second pipe 21, suppress logical by second inside section 17
Air port 24 is communicated with second pipe 21;The mouthpiece of second burner 27 is located in the second ventilating opening 24, and its mouthpiece is opposite to suppress section 17
It is internal.When kiln car 4 passes through suppression section 17 and stops, multiple second burners 27 are heated to the material on kiln car 4, heated
Cheng Zhong, combustion fan 13 is worked, and outside air is suppressed inside section 17 by the ventilating opening 24 of second pipe 21 and second flow direction, is played
Combustion-supporting effect.In addition, suppressing section 17 is internally provided with a variety of heat insulating refractory materials, it is specially:The both sidewalls and roof of kiln wall
On be all equipped with cellucotton 37;The first high-alumina brick 38 and the second high-alumina brick are from bottom to top equipped with the 37 of both sidewalls
39, it is equipped with clay brick 40, the second high-alumina brick 39 on the first high-alumina brick 38 and is from bottom to top equipped with the high alumina of magnesia brick 41 and the 3rd
Brick 42;The high-alumina brick 42 of carbon brick 43 and the 3rd is equipped with around second air outlet 24;Wherein, the refractory temperature of the 3rd high-alumina brick 42 is big
In the refractory temperature of the second high-alumina brick 39, the refractory temperature of the second high-alumina brick 39 is more than the refractory temperature of the first high-alumina brick 38;It is fine
The effect of vinylon and cotton blend 37 is insulation, and the first high-alumina brick 38, clay brick 40 and magnesia brick 41 removed the work that thermal-insulation heat-resistant also has support
With;The heat-resisting ability of the high-alumina brick 42 of carbon brick 43 and the 3rd is stronger, so being laid on the second air-out for being built-in with the second burner 27
Around mouth 24;It is because the meeting in heated material in addition, being also laterally equipped with carborundum plate 44 on the cellucotton 37 of roof
Many smoke particles are produced, carborundum plate 44 can effectively prevent that smoke particle from entering cellucotton 37.
As shown in fig. 7, pusher section:The top of the both sides of pusher section 18 is provided with lifting flashboard 28;Kiln wall both sidewalls
Bottom is equipped with cellucotton 37, and roof is also equipped with cellucotton 37, and the effect of cellucotton 37 is insulation;Positioned at both sidewalls
Cellucotton 37 on be equipped with the first high-alumina brick 38, the first high-alumina brick 38 and be from bottom to top equipped with clay brick 40 and magnesia brick 41;
The upper end of cellucotton 37, the upper end of the first high-alumina brick 38 are concordant with the upper end of magnesia brick 41, and the upper end of this three is equipped with graphite brick 47;
The top of lifting flashboard 28 is supported by polycrystalline mullite fiber module 46, because polycrystalline mullite fiber module 46 was removed
Play the role of thermal-insulation heat-resistant and also can with lifted flashboard 28 contact site it is soft contact, sealing heat-proof quality it is good;Polycrystalline mullite
The lower end of fibre module 46 is also equipped with graphite brick 47;Space is left between the graphite brick 47 of top and the graphite brick 47 of lower section;
The lower end for lifting flashboard 28 is supported jointly by cellucotton 37, the first high-alumina brick 38, clay brick 40, magnesia brick 41 and graphite brick 47.When
When kiln car 4 rests on pusher section 18, pusher is carried out, flashboard 28 is now lifted and puies forward opening upwards, the hydraulic system outside kiln
Material is pushed into water-cooled pond by push rod, the temperature of discharging is very high, and material directly contact is had during pusher to top
With on the graphite brick 47 of lower section, and graphite brick 47 is resistant to 2000 DEG C of high temperature;In addition, on the cellucotton 37 of roof also laterally
Carborundum plate 44 is equipped with, substantial amounts of smoke particle is had during pusher, carborundum plate 44 can effectively prevent smog
Grain enters cellucotton 37.
As shown in Figure 8 and Figure 9, cooling section:Cooling section 19 is provided with the 3rd pipeline 22;Cooling section 19 is internally provided with
Multiple third ventings mouthful 25, all third ventings mouthful 25 are connected with the 3rd pipeline 22, and the 3rd is passed through inside cooling section 19
Ventilating opening 25 is communicated with the 3rd pipeline 22;Cooling blower 10 is provided with 3rd pipeline 22.When kiln car 4 rests on cooling section 19
When, cooling blower 10 works, and outside air is passed through into cooling section 19 by the 3rd pipeline 22 and third venting mouthful 25, to kiln car
4 are cooled down, and flue gas can be produced in cooling procedure.It is provided with inside the first pipeline 20, whole tunnel cave 7 and passes through on cooling section 19
First pipeline 20 is connected with drying oven 5, and the flue gas that preheating section 15, suppression section 17 and cooling section 19 are produced all passes through the first pipe
The row of road 20 is to drying oven 5.A variety of heat insulating refractory materials are again provided with inside cooling section 19, are specially:The both sidewalls of kiln wall
With cellucotton 37 is all equipped with roof, the effect of cellucotton 37 is insulation;Positioned at the upper berth of cellucotton 37 of both sidewalls
Provided with the first high-alumina brick 38, clay brick 40, magnesia brick 41 and clay brick 40 are from bottom to top equipped with the first high-alumina brick 38, first is high
The effect of aluminium brick 38, clay brick 40 and magnesia brick 41 is fire resistant heat preserving;The He of clay brick 40 is equipped with the cellucotton 37 of roof
Polycrystalline mullite fiber module 46, the effect of clay brick 40 and polycrystalline mullite fiber module 46 removed fire resistant heat preserving and is additionally operable to branch
Support cellucotton 37;Wherein, 25 bottoms of third venting mouthful are equipped with clay brick 40, for supporting third venting mouthful 25.
In heat insulating refractory material inside tunnel cave 7, the Al of the 3rd high-alumina brick 422O3Content >=98%, the second high-alumina brick 39
Al2O3The Al of content >=65%, the first high-alumina brick 382O3Content >=55%, Al2O3Content is higher, and the refractory temperature of material is got over
Height, so, the refractory temperature of the 3rd high-alumina brick 42 is more than the refractory temperature of the second high-alumina brick 39, the fire resisting temperature of the second high-alumina brick 39
Refractory temperature of the degree more than the first high-alumina brick 38.
The method that the product line device for producing alloy using the utility model heating using microwave carries out alloy production, including it is following
Step:
Step 1,
The row of kiln car 4 to the first track 1 stops, to kiln car 4 on loaded material;
Step 2,
Kiln car 4 continues to proceed in the second track 2 entrance drying oven 5, and the high-temperature flue gas in drying oven 5 is on kiln car 4
Material is dried;
Step 3,
After drying, kiln car 4 goes out drying oven 5, and kiln car 4 is loaded on the second support kiln car pusher 9, and by the second support kiln car pusher 9
Kiln car 4 is transported to the entrance of the 3rd track 3, the second support kiln car pusher 9 places kiln car 4 on the 3rd track 3;
Step 4,
The kiln car 4 of loaded material initially enters preheating section 15 along the 3rd track 3 and stopped, and day is connected with the first burner 26
Right gas, is preheated by the first burner 26 to the material inside preheating section 15;After the time of preheating setting terminates, kiln car 4
Move ahead, into microwave section 16;
Step 5,
Kiln car 4 enter microwave section 16 in and stop, microwave section 16 top Microwave emission end 30 to microwave section 16 inside send out
Microwave is penetrated, heating using microwave is carried out to the material on kiln car 4;After the time that heating using microwave is set terminates, kiln car 4 moves ahead, and enters
Suppress section 17;
Step 6,
Kiln car 4 enter suppress section 17 simultaneously stop, be connected with natural gas in the second burner 27, by the second burner 27 to suppress section
Material inside 17 is heated;After the time for suppressing heating setpoint terminates, kiln car 4 moves ahead, into pusher section 18;
Step 7,
Kiln car 4 enters pusher section 18 and stopped, and the lifting flashboard 28 of 18 sides of pusher section is opened, the hydraulic pressure system outside kiln
Material is pushed into cooling pond and carries out water-cooled by system by push rod, and then kiln car 4 proceeds into cooling section 19;
Step 8,
Kiln car 4 enters in cooling section 19 and stopped, and cooling blower 10 works, and outside air is passed through into the 3rd pipeline 22 and the
Three ventilating openings 25 are transported to inside cooling section 19, and kiln car 4 is cooled down;
Step 9,
After having been cooled down to kiln car 4, kiln car 4 is loaded into upper first support kiln car pusher 8, and kiln car 4 is transported by the first support kiln car pusher 8
The entrance of the first track 1 is delivered to, kiln car 4 is placed on the first track 1 by the first support kiln car pusher 8, carry out next circulation.
In above-mentioned production process, when kiln car 4 is in preheating section 15, the first burner 26 carries out pre- thermogenetic to material
Flue gas flows in tunnel cave 7, and by the row of the first pipeline 20 to drying oven 5;When kiln car 4 is in microwave section 16, microwave hair
The flue gas of generation is entered in upper plenum 35 by the silicate aluminum board 45 of lower section when penetrating the 30 pairs of material progress heating using microwave in end, combustion air
Machine 13 works, and by second pipe 21 and enters cold wind mouthfuls 32 and be blown into cold air into upper plenum 35 by high-temperature flue gas to blow to thermal wind exhausting
In mouth 31, and high-temperature flue gas is arranged into drying oven 5 by the 5th pipeline 48 and the first pipeline 20;Suppress section when kiln car 4 is in
When 17, the second burner 27 to material carry out plus thermogenetic flue gas flow in tunnel cave 7, and by the row of the first pipeline 20 to do
In dry stove 5;When kiln car 4 is in cooling section 19, cooling blower 10 starts, by the 3rd pipeline 22 and third venting mouthfuls 25 to cold
But it is passed through cold air inside section 19 to cool down kiln car 4, the flue gas of generation is by the row of the first pipeline 20 into drying oven 5;Flow direction
Material is dried flue gas in drying oven 5, and smoke exhaust fan 14 works, and the flue gas in drying oven 5 passes through the 4th pipeline 29 again
It is discharged into preheating section 15, is that temperature is improved in the kiln of preheating section 15;Whole process formation flow of flue gas circulation.
In addition, kiln car 4 is by preheating section 15 and when suppressing section 17, combustion fan 13 works, and passes through the first pipeline 21 and the
One ventilating opening 23 be passed through into preheating section 15 air to material heating carry out it is combustion-supporting, pass through the first pipeline 21 and the second ventilating opening 24
Air is passed through into suppression section 17 combustion-supporting to material heating progress.
Stepper motor 12 is additionally provided with the first track 1, stepper motor 12 there are many kilns in orbit by PLC controls
Car 4 is walked, and sensor is provided with stepper motor 12, controls the speed of travel of kiln car 4 so that between adjacent two kiln cars 4
Every a certain distance.
The product line device that the utility model carries heating using microwave production alloy can produce tungsten based alloy, nickel system alloy, chromium
It is alloy and Mn series alloy.By taking Mn series alloy as an example, using carbon dust and poor manganese ore powder it is strong to microwave absorption capacity the characteristics of, use
Microwave energy compensation carbon reduction MnO2With the heat needed for FeO, carbothermic reduction reaction is carried out, and it is pre- to powder to reclaim reduction tail gas
Heat, improves the utilization ratio of microwave energy.Reduction of carbonaceous poor manganese ore powder is heated using microwave method, China can be made full use of substantial amounts of
Poor manganese ore powder resource, simplifies manganese alloy technological process, realizes full-range self adaptation.
Claims (8)
1. heating using microwave produces the product line device of alloy, it is characterised in that:Including track, drying oven (5), tunnel cave (7) and
Kiln car (4);The kiln car (4) is located on track, and track includes the first track (1), the second track (2) and the 3rd track (3), the
Two tracks (2) are located in drying oven (5), and the 3rd track (3) is located in tunnel cave (7);The tunnel cave (7) is divided into preheating
Section (15), microwave section (16), the section (17) that suppresses, pusher section (18) and cooling section (19);
Preheating section (15) place is provided with multiple first burners (26), and the mouthpieces of multiple first burners (26) is against preheating section
(15) it is internal;
Microwave emission end (30) is provided with the microwave section (16);
Described suppression section (17) place is provided with multiple second burners (27), and the mouthpiece of multiple second burners (27) is opposite to suppress section
(17) it is internal;
The both sides of the pusher section (18) are provided with lifting flashboard (28);
Communicated inside the cooling section (19) by the 3rd pipeline (22) with the external world;
The first pipeline (20) is provided with the cooling section (19), whole tunnel cave (7) is internal by the first pipeline (20) and dry
Dry stove (5) is connected;It is connected inside the drying oven (5) by the 4th pipeline (29) and preheating section (15).
2. heating using microwave according to claim 1 produces the product line device of alloy, it is characterised in that:First pipeline
(20) waste heat fan (11) is provided with;Smoke exhaust fan (14) is provided with 4th pipeline (29).
3. heating using microwave according to claim 1 produces the product line device of alloy, it is characterised in that:Along preheating section
(15), microwave section (16) and suppression section (17) are provided with second pipe (21);The second pipe (21) respectively with preheating section
(15) internal, microwave section (16) is internal and suppresses to communicate inside section (17);Combustion fan (13) is provided with second pipe (21).
4. heating using microwave according to claim 3 produces the product line device of alloy, it is characterised in that:The microwave section
(16) both sides are set into cold wind mouthful (32) and heat extraction air port (31) respectively, are entered cold wind mouthful (32) and heat extraction air port (31) and are communicated;Row
Hot-air mouth (31) is connected by the 5th pipeline (48) and the first pipeline (20), enters cold wind mouthful (32) and second pipe (21) phase
Lead to and connect;Microwave section (16) is internal to be communicated by entering cold wind mouthful (32) with second pipe (21).
5. heating using microwave according to claim 4 produces the product line device of alloy, it is characterised in that:The microwave section
(16) it is internally provided with a variety of heat insulating refractory materials, the both sidewalls of microwave section (16) kiln wall and is from bottom to top longitudinally equipped with height
Silicate aluminum board (45) is laterally equipped with aluminium brick (39) and polycrystalline mullite fiber module (46), roof;The high-alumina brick (39)
On from bottom to top longitudinal direction be equipped with clay brick (40) and magnesia brick (41);Between the polycrystalline mullite fiber module (46) of both sidewalls
Laterally be equipped with silicate aluminum board (45), the silicate aluminum board (45) by microwave section (16) internal cavities be separated into upper plenum (35) and under
Cavity (36);It is described enter cold wind mouthful (32), upper plenum (35) and heat extraction air port (31) three communicate.
6. heating using microwave according to claim 3 produces the product line device of alloy, it is characterised in that:The preheating section
(15) multiple first ventilating openings (23) are internally provided with, all the first ventilating openings (23) are connected with second pipe (21),
Communicated inside preheating section (15) by the first ventilating opening (23) with second pipe (21);The suppression section (17) is internally provided with many
Individual second ventilating opening (24), all the second ventilating openings (24) are connected with second pipe (21), suppress logical inside section (17)
The second ventilating opening (24) is crossed to communicate with second pipe (21);The mouthpiece of first burner (26) is located at the first ventilating opening (23)
Interior, the mouthpiece of the second burner (27) is located in the second ventilating opening (24).
7. heating using microwave according to claim 1 produces the product line device of alloy, it is characterised in that:Along cooling section
(19) it is provided with the 3rd pipeline (22);Cooling section (19) is internally provided with multiple third ventings mouthful (25), all third ventings
Mouth (25) is connected with the 3rd pipeline (22), and cooling section (19) is internal to pass through third venting mouthful (25) and the 3rd pipeline (22)
Communicate;Cooling blower (10) is provided with 3rd pipeline (22).
8. heating using microwave according to claim 1 produces the product line device of alloy, it is characterised in that:First track
(1) the first support kiln car pusher (8), the second track (2) outlet and the 3rd track are provided between entrance and the outlet of the 3rd track (3)
(3) the second support kiln car pusher (9) is provided between entrance.
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CN106546096A (en) * | 2016-12-02 | 2017-03-29 | 陕西友力实业有限公司 | The product line device and production method of microwave heating production alloy |
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