CN108518984A - Horizontal double ribbon roller-type resistance furnace systems and its technological process - Google Patents
Horizontal double ribbon roller-type resistance furnace systems and its technological process Download PDFInfo
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- CN108518984A CN108518984A CN201810416892.1A CN201810416892A CN108518984A CN 108518984 A CN108518984 A CN 108518984A CN 201810416892 A CN201810416892 A CN 201810416892A CN 108518984 A CN108518984 A CN 108518984A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 title claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 137
- 239000000463 material Substances 0.000 claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 230000035611 feeding Effects 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 17
- 239000008187 granular material Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 8
- 230000000740 bleeding effect Effects 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 235000021050 feed intake Nutrition 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
- F27B17/0016—Chamber type furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/08—Screw feeders; Screw dischargers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0083—Means for stirring the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
Abstract
The present invention relates to resistance furnace technical fields, and in particular to the horizontal double ribbon roller-type resistance furnace systems of one kind and its technological process, including mobile feeder, double ribbon resistance furnaces, condenser and cooling furnace；The unique double ribbon designs of double ribbon resistance furnaces of the invention, the inside and outside hurricane band of electric furnace is used cooperatively, electric furnace inside spin band from the middle to both ends pushes material, electric furnace external spiral band rolled form cooperation direction of rotation pushes material from both ends to centre, form convection current mixing, material is uniformly mixed in the relatively short time, greatly improves the efficiency of heating surface.
Description
Technical field
The present invention relates to resistance furnace technical fields, and in particular to the horizontal double ribbon roller-type resistance furnace systems of one kind and its work
Skill flow.
Background technology
The drying, roasting, cooling that existing resistance furnace is mainly used for negative material, metallurgy and dusty material are used.But
It is that preferable effect is not achieved in the resistance furnace being embodied with for the poor granular material of toughness or coherency wall mobility easy to stick,
It is easy viscous.
Traditional resistance furnace carries out feeding generally by the way of conveyer belt, and environmental pollution is larger, and also to worker
Health cause prodigious influence.
Traditional resistance furnace is usually the stirring of straight piece, and mixing direction is single, material stirring it is uneven, and then cause to be heated
Uneven, the thermal efficiency is low, and yield is caused to reduce.
In addition, traditional resistance furnace is limited by and is unable to fast cooling, after discharging, temperature is too high in flue, cannot be timely
Charging, under the influence of a stove production, the intermittent mode of production can only be used to be produced, i.e., after primary heating finishes, waited scattered
Production next time is completed and then carried out to heat.
It is limited by factors, traditional resistance furnaces such as material is viscous viscous and generally carries out discharging, discharging by the way of tilting discharging
Period is longer, and unclean, high energy consumption.
In addition, the exhaust gas that traditional resistance furnace generates when producing cannot be handled effectively, have seriously polluted the environment.
Invention content
In order to solve the above-mentioned technical problem the deficiency in, it is an object of the invention to：A kind of horizontal double ribbon rollers are provided
Formula resistance furnace system and its technological process, can for the poor granular object of toughness or coherency wall mobility easy to stick,
It is rapidly performed by sintering, working efficiency significantly improves, and the pollution of high degree reduced to environment.
The present invention is that technical solution used by solving its technical problem is：
Horizontal double ribbon roller-type resistance furnace systems, including mobile feeder, double ribbon resistance furnaces, condenser with
And cooling furnace, double ribbon resistance furnaces include furnace shell, furnace shell is supported by electric furnace holder, and heating element, stove are arranged on furnace shell
Flue is arranged in the inside of shell, and the middle part of flue inserts electric furnace shaft, and electric furnace shaft is driven by driving device, electric furnace shaft
Both ends be fixed on furnace shell, more electric furnace hurricane band fixed links, electric furnace hurricane band fixed link is arranged in the outside of electric furnace shaft
The upper electric furnace inside spin band that material is pushed to both ends from centre fixed respectively, and push material to intermediate electric furnace from both ends
External spiral band, electric furnace external spiral band are located at the outside of electric furnace inside spin band, and blanking device is arranged in the lower part of furnace shell, under blanking device includes
Blanking vertical tube is arranged in the lower end of material shell body, blanking shell, and baffle is arranged in the inside of blanking vertical tube, under the side setting of blanking vertical tube
Expect that blanking screw rod is arranged in inclined tube, the inside of blanking shell, blanking screw rod is driven by blanking motor, the downside of furnace shell
It is provided with air intake passage, blanking bin and exhaust emission tube, blanking bin is respectively set on the upside of furnace shell in air intake passage external cooling blower
It is connected with inside flue, is connected inside one end of exhaust emission tube and flue, other end externally connected exhaust pipe, the side of furnace shell
Cooling wind discharge pipe is set, is connected inside one end of cooling wind discharge pipe and furnace shell, the other end accesses exhaust pipe, and exhaust pipe connects
Enter condenser.
Preferably, cooling furnace includes inner housing, and inner housing is supported by cooling furnace cradle, the upper end setting of inner housing
Cooling furnace feed inlet is arranged water jacket shell on the outside of inner housing, forms cooling water cavity between inner housing and water jacket shell, outside water jacket
Inlet valve and flowing water Valve are respectively set on the outside of shell, the middle part of inner housing inserts cooling furnace shaft, and cooling furnace shaft passes through
Cooling furnace driving motor is driven, and the both ends of cooling furnace shaft are fixed on inner housing, the outside setting of cooling furnace shaft
More cooling furnace hurricane band fixed links, it is fixed respectively in cooling furnace hurricane band fixed link to push material to both ends cold from centre
But stove inside spin band, and push material to intermediate cooling furnace external spiral band from both ends, cooling furnace external spiral band is located at cooling
Discharge port is arranged in the lower part in the outside of stove inside spin band, furnace shell.
Preferably, mobile feeder includes stock shelf, and feeding bin is arranged on stock shelf, and the lower end setting of stock shelf is universal
Spiral-tube is arranged in the side of wheel, stock shelf, and feeding port is arranged in the upper end of spiral-tube, and the lower end of feeding bin is connected with spiral-tube,
Feeding screw rod is arranged in the inside of spiral-tube, and feeding drive sprocket is arranged in the lower end of feeding screw rod, and feeding drive sprocket passes through
Transmission chain is sequentially connected with feeding motor.
Preferably, electric furnace external spiral band and electric furnace inside spin band direction of spiraling are oppositely arranged, and about electric furnace shaft
Midpoint is symmetrical set；Cooling furnace external spiral band and cooling furnace inside spin band direction of spiraling are oppositely arranged, and about cooling
The midpoint of stove shaft is symmetrical set.
Preferably, electric furnace sealing flange for fastening, sealing is set between electric furnace shaft and furnace shell, cooling furnace shaft with
Cooling furnace sealing flange for fastening, sealing is set between inner housing, water jacket shell.
Preferably, the distance that electric furnace external spiral takes away flue is 5-10mm.
Preferably, blanking control valve is set on blanking inclined tube, sintering furnace air bleeding valve, cooling wind row are set on exhaust emission tube
Cold wind is set in outlet pipe, control valve is discharged, the lower end setting of blanking bin feeds ball valve, discharging control valve is arranged on discharge port, cooling
Expansion joint is set on stove feed inlet.
Preferably, driving device includes electric furnace driving motor, and electric furnace drive sprocket, electric furnace is arranged in the outer end of electric furnace shaft
Driving motor is sequentially connected by electric furnace driving chain and electric furnace drive sprocket.
Preferably, the top setting sealing warehouse lid of blanking bin, dump valve is arranged in the lower end of condenser.
The technological process of horizontal double ribbon roller-type resistance furnace systems, includes the following steps：
(1), feeding：Certain granules and granular material are transported to the blanking of double ribbon resistance furnaces by mobile feeder
In storehouse, feeding process is full closeding state, can be used for double ribbon resistance furnace feedings；
(2), it is sintered：It opens charging ball valve to feed intake, the material in blanking bin enters inside flue, and the end that feeds intake will
Charging ball valve completely closes, and technique heating curve is arranged, and temp controlled meter is put into operation state, opens sintering furnace air bleeding valve, electric furnace
Driving motor driving electric furnace shaft is rotated, and heating element heats material, and electric furnace inside spin band is material from centre
It is pushed to both ends, electric furnace external spiral band rolled form cooperation direction of rotation pushes material from both ends to centre, and it is mixed to form convection current
It closes, material is uniformly mixed in the relatively short time, is sintered；
(3) blanking：It is hermetically sealed pipeline between blanking device and cooling furnace, opens blanking control valve, blanking motor action will
Feed powder is delivered directly to by blanking inclined tube in cooling furnace by double ribbon resistance furnaces, by blanking control valve and adjusts blanking motor
Rotating speed control blanking speed；
(4), cooling：Cold water, cooling furnace external spiral band rolled form cooperation rotation are endlessly passed through in cooling water cavity
Direction pushes material from both ends to centre, and cooling furnace inside spin band from the middle to both ends pushes material, and it is mixed to form convection current
It closes, so that 600 DEG C of high temperature granular materials is passed through the stirring flyback mixing of hurricane band mixing machine, fully increase material and inner housing contacts table
Area and time reach material Quick uniform cooling effect；
(5), discharging packs：Discharging control valve is opened, by material bagging after cooling.
Compared with prior art, the invention has the advantages that：
1, mobile feeder uses totally-enclosed spiral feeding, and certain granules and granular material are defeated by feeding screw rod
It is sent in the blanking bin of resistance furnace, can be used for more resistance furnace feedings, greatly improve labor intensity, due to being totally-enclosed shape
State has accomplished no pollution to environment.
2, the unique double ribbon designs of double ribbon resistance furnaces, the inside and outside hurricane band of electric furnace are used cooperatively, electric furnace inside spin band handle
Material pushes from the middle to both ends, and electric furnace external spiral band rolled form cooperation direction of rotation pushes material from both ends to centre,
Convection current mixing is formed, material is uniformly mixed in the relatively short time, greatly improves the efficiency of heating surface, electric furnace external spiral takes away stove
The blade of courage 5-10mm, such electric furnace external spiral band can play self-cleaning, and powder is not easy to adhere on flue, while improving stove
The heat-conducting effect of wall, each heating speed is also fast, and powder is made to be evenly heated in stove, and powder is not by other pressure, granulation outcome
More preferably.
3, blanking device is increased, solves the problems, such as that inclination discharging is cumbersome, double ribbon resistance furnaces is directly connected with cooling furnace
Logical to open blanking control valve together, material flows in cooling furnace automatically, and air expects just not aoxidize into not going；In addition, under
Expect screw rod carry out blanking, will not blocking channel, blanking velocity, flow are controllable.
4, cooling furnace installs the inside and outside hurricane band of cooling furnace additional, accelerates heat conduction velocity, fully increases material and cooling jacket
Contact surface area and time reach material Quick uniform cooling effect.
5, double ribbon resistance furnaces and cooling furnace cooperation, increase cooling blower and carry out pressure cooling to flue, after making sintering
Flue be cooled to 300-350 DEG C start charging time greatly shorten, greatly increase the production efficiency, cooling wind and flue heat
Tail gas enters condenser and exhaust gas treating tower through upper of furnace body cooling wind discharge pipe after exchange；Cooling furnace can cool down rapidly, and
When discharging.
6, the exhaust gas ejected from double ribbon resistance furnaces enters condenser after the filter, and mix waste gas is by condensation temperature
Degree drops to certain temperature tar and is condensed into blocks from condenser exclusion, and exhaust gas is transported to exhaust-gas treatment through exhaust gas main pipeline
Tower, further to processing such as exhuast gas desulfurization, denitrations, treated empties after discharging standards are fully achieved in gas.
Description of the drawings
Fig. 1 schematic structural views of the invention；
The mobile feeder structural schematic diagram of Fig. 2 present invention；
The double ribbon resistance furnace structural schematic diagrams of Fig. 3 present invention；
Fig. 4 cooling furnace structural schematic diagrams of the present invention；
Fig. 5 blanking device structural schematic diagrams of the present invention；
Fig. 6 electric furnace hurricane band structural schematic diagrams of the present invention.
In figure：1, mobile feeder；2, double ribbon resistance furnaces；3, condenser；4, dump valve；5, cooling furnace；6, blanking
Shell；7, baffle；8, blanking shaft；1.1, feeding port；1.2, feeding screw rod；1.3, feeding motor；1.4, universal wheel；1.5、
Feeding drive sprocket；1.6, inlet；1.7, stock shelf；1.8, feeding bin；1.9, spiral-tube；2.1, warehouse lid is sealed；2.2, under
Feed bin；2.3, exhaust emission tube；2.4, sintering furnace air bleeding valve；2.5, exhaust pipe；2.6, cooling wind discharge pipe；2.7, cold wind is discharged
Control valve；2.8, electric furnace sealing flange；2.9, electric furnace drive sprocket；2.10, electric furnace driving chain；2.11, furnace shell；2.12, under
Expect inclined tube；2.13, electric furnace driving motor；2.14, blanking control valve；2.15, expansion joint；2.16, blanking motor；2.17, blanking
Vertical tube；2.18, cooling blower；2.19, blanking screw rod；2.20, electric furnace holder；2.21, air intake passage；2.22, the outer spiral shell of electric furnace
Revolve band；2.23, electric furnace inside spin band；2.24, electric furnace shaft；2.25, flue；2.26, electric furnace hurricane band fixed link；2.27, into
Pellet valve；5.1, cooling furnace feed inlet；5.2, flowing water Valve；5.3, cooling furnace external spiral band；5.4, cooling furnace inside spin band；
5.5, cooling furnace shaft；5.6, cooling furnace sealing flange；5.7, cooling furnace drive sprocket；5.8, cooling furnace driving chain；5.9、
Inner housing；5.10, cooling furnace cradle；5.11, cooling furnace driving motor；5.12, discharging control valve；5.13, discharge port；5.14、
Water jacket shell；5.15, cooling water cavity；5.16, inlet valve；5.17, cooling furnace hurricane band fixed link.
Specific implementation mode
The embodiment of the present invention is described further below in conjunction with the accompanying drawings：
Embodiment 1
As shown in figures 1 to 6, horizontal double ribbon roller-type resistance furnace systems of the present invention, including it is mobile feeder 1, double
Ribbon resistance furnace 2, condenser 3 and cooling furnace 5, double ribbon resistance furnaces 2 include furnace shell 2.11, and furnace shell 2.11 passes through electric furnace holder
2.20 are supported, and furnace lining is arranged in the inside of furnace shell 2.11, and furnace lining makees insulating layer using alumina silicate fibre folded piece, uses heat resisting steel
Riveting component is fixed on after being compressed on furnace shell 2.11.Heating element is set on furnace shell 2.11, and heating element is mainly by ferrum-chromium-aluminum
High temperature resistance band be coiled into it is wavy be fixed on alumina silicate fibre with ceramic screw rod, service life is long, easy to maintenance reliable, outlet
Flue 2.25 is arranged in nearly discharge end both sides and bottom, the inside of furnace shell 2.11 in stick (binding post), and flue 2.25 is cylindrical shape, is adopted
It is made of the 321 heat-resistance stainless steel plates of 10-14mm.Repair retort is designed as the connection of electric furnace sealing flange 2.8 later for convenience,
The features such as centre high-temp glue and refractory plate sealing, feature is that not modification is sealed, and flue 2.25 does not have to cleaning.Flue 2.25
Middle part inserts electric furnace shaft 2.24, and electric furnace shaft 2.24 is driven by driving device, and driving device includes electric furnace driving electricity
Machine 2.13, the outer end setting electric furnace drive sprocket 2.9 of electric furnace shaft 2.24, electric furnace driving motor 2.13 passes through electric furnace transmission chain
Item 2.10 and electric furnace drive sprocket 2.9 are sequentially connected, electric furnace driving motor 2.13 can positive and negative rotation control, adjustment rotating speed is convenient, spirit
It is living reliable；The both ends of electric furnace shaft 2.24 are fixed on furnace shell 2.11, and more electric furnace spiral shells are arranged in the outside of electric furnace shaft 2.24
Rotation band fixed link 2.26, it is fixed respectively in electric furnace hurricane band fixed link 2.26 to push material in the electric furnace at both ends spiral shell from centre
Band 2.23 is revolved, and pushes material to intermediate electric furnace external spiral band 2.22 from both ends, electric furnace external spiral band 2.22 is located at electric furnace
The outside of inside spin band 2.23, the lower part of furnace shell 2.11 are arranged blanking device, and blanking device includes blanking shell 6, under blanking shell 6
Baffle 7 is arranged in the inside of end setting blanking vertical tube 2.17, blanking vertical tube 2.17, and blanking inclined tube is arranged in the side of blanking vertical tube 2.17
2.12, the inside of blanking shell 6 setting blanking screw rod 2.19, blanking screw rod 2.19 is connected to blanking shaft 8, and under passing through
Material motor 2.16 is driven, and after furnace charge processing has been kept the temperature, under the condition of high temperature, opens blanking control valve 2.14, material
Automatic to flow to 5 the inside of cooling furnace, feature is that centre does not need anyone manual operation, and into not going, material does not just aoxidize air；Stove
The downside of shell 2.11 is provided with air intake passage 2.21, and 2.21 external cooling blower 2.18 of air intake passage forces flue 2.25
It is cooling, so that sintered flue 2.25 is cooled to the time that 300-350 DEG C starts charging and greatly shorten, greatly improves production effect
Rate.Blanking bin 2.2 and exhaust emission tube 2.3 is respectively set in the upside of furnace shell 2.11, and blanking bin 2.2 is connected with 2.25 inside of flue
It is logical, it is connected inside one end of exhaust emission tube 2.3 and flue 2.25, other end externally connected exhaust pipe 2.5, the side of furnace shell 2.11
Cooling wind discharge pipe 2.6 is set, is connected inside one end of cooling wind discharge pipe 2.6 and furnace shell 2.11, other end access exhaust
Pipe 2.5, exhaust pipe 2.5 access condenser 3.
In addition, to ensure the safety of operator, all running parts and power supply wiring part are protected using mat
Shield, and there is ground wire to be protected.
Cooling furnace 5 includes inner housing 5.9, and inner housing 5.9 is supported by cooling furnace cradle 5.10, inner housing 5.9
Cooling furnace feed inlet 5.1 is arranged in upper end, and the outside of inner housing 5.9 is arranged water jacket shell 5.14, and water jacket shell 5.14 uses steel plate
It rolls both ends welding end socket to form, be formed between inner housing 5.9 and water jacket shell 5.14 with flanged joint using separate structure
Cooling water cavity 5.15,5.14 both ends of water jacket shell are equipped with axle sleeve, 5.14 middle part of inner housing 5.9 and water jacket shell be equipped with cooling furnace into
Material mouth 5.1 and discharge port 5.13.Inlet valve 5.16 and flowing water Valve 5.2, inner casing is respectively set in the outside of water jacket shell 5.14
The middle part inserting cooling furnace shaft 5.5 of body 5.9, is arranged between cooling furnace shaft 5.5 and inner housing 5.9, water jacket shell 5.14 and uses
In the cooling furnace sealing flange 5.6 of fastening, sealing, the outside setting cooling furnace drive sprocket 5.7 of cooling furnace shaft 5.5, outside
It is set with cooling furnace driving chain 5.8, is driven by cooling furnace driving motor 5.11, the both ends of cooling furnace shaft 5.5 are solid
It is scheduled on inner housing 5.9, more cooling furnace hurricane band fixed links 5.17, cooling furnace spiral is arranged in the outside of cooling furnace shaft 5.5
With the fixed cooling furnace inside spin band 5.4 that material is pushed to both ends from centre respectively in fixed link 5.17, and by material from
Intermediate cooling furnace external spiral band 5.3 is pushed at both ends to, and cooling furnace external spiral band 5.3 is located at the outside of cooling furnace inside spin band 5.4,
Cooling furnace external spiral band 5.3 and cooling furnace inside spin band 5.4 direction of spiraling are oppositely arranged, and about cooling furnace shaft 5.5
Midpoint is symmetrical set, and 600 DEG C of high temperature granular materials can be made to pass through 5 inside spin of cooling furnace external spiral band 5.3 and cooling furnace
Flyback mixing is stirred, material and 5.9 contact surface area of inner housing and time are fully increased, reaches material Quick uniform cooling effect
Fruit.The hurricane band to spiral depends on the operating of cooling furnace shaft 5.5, and can push away makes material advance with hurricane band spiral direction, furnace shell 2.11
Lower central be arranged discharge port 5.13, it is ensured that in cooling furnace 5 material discharging without dead angle.5.3 winding escalator of cooling furnace external spiral band
Formula coordinates direction of rotation that material is pushed from both ends to centre, and cooling furnace inside spin band 5.4 from the middle to both ends pushes away material
It is dynamic, convection current mixing is formed, material is uniformly mixed in the relatively short time, is the best equipment of negative material cooling.
Mobile feeder 1 includes stock shelf 1.7, feeding bin 1.8 is arranged on stock shelf 1.7, the lower end of stock shelf 1.7 is set
Universal wheel 1.4 is set, spiral-tube 1.9 is arranged in the side of stock shelf 1.7, and feeding port 1.1, feeding bin is arranged in the upper end of spiral-tube 1.9
1.8 lower end is connected by inlet 1.6 with spiral-tube 1.9, the inside setting feeding screw rod 1.2 of spiral-tube 1.9, feeding
The lower end setting feeding drive sprocket 1.5 of screw rod 1.2, feeding drive sprocket 1.5 is driven by transmission chain and feeding motor 1.3
Connection；Mobile feeder 1 uses totally-enclosed spiral feeding, and certain granules and granular material are defeated by feeding screw rod 1.2
It is sent in the blanking bin 2.2 of double ribbon resistance furnaces 2, can be used for more double 2 feedings of ribbon resistance furnace, it is strong greatly to improve labour
Degree, due to being full closeding state, has accomplished no pollution to environment.
The exhaust gas ejected from double ribbon resistance furnaces 2 enters condenser 3 after the filter, and mix waste gas passes through condensation,
At a temperature of fall to a certain temperature tar and be condensed into blocks, open dump valve 4, excluded from 3 lower part of condenser, exhaust gas is through exhaust gas main pipeline
Be transported to exhaust gas treating tower, exhaust gas treating tower by the exhaust gas utilization plasma electric that condenser 3 ejects capture and punish logos carry out it is secondary
Processing, further to processing such as exhuast gas desulfurization, denitrations, treated empties after discharging standards are fully achieved in gas.
Electric furnace external spiral band 2.22 and electric furnace inside spin band 2.23 direction of spiraling are oppositely arranged, and about electric furnace shaft
2.24 midpoint is symmetrical set, and electric furnace external spiral band 2.22 is 5-10mm with a distance from flue 2.25, using stainless steel plate
It makes, the blade of such electric furnace external spiral band 2.22 plays self-cleaning, and powder is not easy to adhere on flue 2.25, improve simultaneously
The heat-conducting effect of furnace wall, each heating speed is also fast, and material is made to be evenly heated in flue 2.25, and powder by other pressure, is not made
Grain effect is more preferable.
Wherein, blanking control valve 2.14 is set on blanking inclined tube 2.12, sintering furnace air bleeding valve is set on exhaust emission tube 2.3
2.4, control valve 2.7 is discharged in setting cold wind on cooling wind discharge pipe 2.6, and the lower end setting charging ball valve 2.27 of blanking bin 2.2 goes out
Discharging control valve 5.12 is set in material mouth 5.13, expansion joint 2.15 is set on cooling furnace feed inlet 5.1；The top of blanking bin 2.2
Dump valve 4 is arranged in setting sealing warehouse lid 2.1, the lower end of the oxidation that can prevent heating from expecting, condenser 3.
The technological process of horizontal double ribbon roller-type resistance furnace systems, includes the following steps：
(1), feeding：Certain granules and granular material are transported to by mobile feeder 1 under double ribbon resistance furnaces 2
In feed bin 2.2, feeding process is full closeding state, can be used for double 2 feedings of ribbon resistance furnace；
(2), it is sintered：It opens charging ball valve 2.27 to feed intake, the material in blanking bin 2.2 enters in flue 2.25
Charging ball valve 2.27 is completely closed, technique heating curve is arranged, temp controlled meter is put into operation state, opens by portion, the end that feeds intake
Sintering furnace air bleeding valve 2.4, electric furnace driving motor 2.13 drive electric furnace shaft 2.24 to be rotated, and heating element adds material
Heat, electric furnace inside spin band 2.23 from the middle to both ends push material, and 2.22 rolled form of electric furnace external spiral band coordinates rotation side
It is pushed to material from both ends to centre, forms convection current mixing, material is uniformly mixed in the relatively short time, is sintered；
(3) blanking：It is hermetically sealed pipeline between blanking device and cooling furnace 5, opens blanking control valve 2.14, blanking motor
2.16 actions, feed powder is delivered directly to by blanking inclined tube 2.12 in cooling furnace 5 by double ribbon resistance furnaces 2, passes through blanking control
Valve 2.14 processed and the rotating speed for adjusting blanking motor 2.16 control blanking speed；
(4), cooling：Cold water is endlessly passed through in cooling water cavity 5.15,5.3 rolled form of cooling furnace external spiral band is matched
Direction of rotation is closed to push material from both ends to centre, and cooling furnace inside spin band 5.4 from the middle to both ends pushes material, shape
It is mixed at convection current, so that 600 DEG C of high temperature granular materials is passed through the stirring flyback mixing of hurricane band mixing machine, fully increase material and inner casing
5.9 contact surface area of body and time reach material Quick uniform cooling effect；
(5), discharging packs：Discharging control valve 5.12 is opened, by material bagging after cooling.
Claims (10)
1. a kind of horizontal double ribbon roller-type resistance furnace systems, including mobile feeder (1), double ribbon resistance furnaces (2), condensation
Device (3) and cooling furnace (5), which is characterized in that double ribbon resistance furnaces (2) include furnace shell (2.11), and furnace shell (2.11) passes through electricity
Furnace cradle (2.20) is supported, and heating element is arranged on furnace shell (2.11), and flue (2.25) is arranged in the inside of furnace shell (2.11),
The middle part inserting electric furnace shaft (2.24) of flue (2.25), electric furnace shaft (2.24) are driven by driving device, and electric furnace turns
The both ends of axis (2.24) are fixed on furnace shell (2.11), and the outside of electric furnace shaft (2.24) is arranged more electric furnace hurricane bands and fixes
Bar (2.26), the fixed electric furnace inside spin band that material is pushed to both ends from centre respectively in electric furnace hurricane band fixed link (2.26)
(2.23), and by material push intermediate electric furnace external spiral band (2.22) to from both ends, electric furnace external spiral band (2.22) is located at electricity
Blanking device is arranged in the lower part in the outside of stove inside spin band (2.23), furnace shell (2.11), and blanking device includes blanking shell (6), blanking
The lower end setting blanking vertical tube (2.17) of shell (6), the inside setting baffle (7) of blanking vertical tube (2.17), blanking vertical tube
(2.17) side setting blanking inclined tube (2.12), the inside setting blanking screw rod (2.19) of blanking shell (6), blanking spiral
Bar (2.19) is driven by blanking motor (2.16), and air intake passage (2.21) is provided on the downside of furnace shell (2.11), and air inlet is logical
Blanking bin (2.2) and exhaust emission tube is respectively set on the upside of furnace shell (2.11) in road (2.21) external cooling blower (2.18)
(2.3), it is connected inside blanking bin (2.2) and flue (2.25), one end of exhaust emission tube (2.3) and flue (2.25) are internal
It is connected, other end externally connected exhaust pipe (2.5), the side setting cooling wind discharge pipe (2.6) of furnace shell (2.11), cooling wind discharge
It manages and is connected inside the one end and furnace shell (2.11) of (2.6), the other end accesses exhaust pipe (2.5), exhaust pipe (2.5) access condensation
Device (3).
2. horizontal double ribbon roller-type resistance furnace systems according to claim 1, which is characterized in that cooling furnace (5) includes
Inner housing (5.9), inner housing (5.9) are supported by cooling furnace cradle (5.10), the upper end setting cooling of inner housing (5.9)
Stove feed inlet (5.1) is arranged water jacket shell (5.14), inner housing (5.9) and water jacket shell (5.14) on the outside of inner housing (5.9)
Between form cooling water cavity (5.15), inlet valve (5.16) and flowing water Valve is respectively set on the outside of water jacket shell (5.14)
(5.2), the middle part inserting cooling furnace shaft (5.5) of inner housing (5.9), cooling furnace shaft (5.5) pass through cooling furnace driving motor
(5.11) it is driven, the both ends of cooling furnace shaft (5.5) are fixed on inner housing (5.9), outside cooling furnace shaft (5.5)
Side is arranged more cooling furnace hurricane band fixed links (5.17), fixed by material respectively in cooling furnace hurricane band fixed link (5.17)
Push the cooling furnace inside spin band (5.4) at both ends to from centre, and pushes material to intermediate cooling furnace external spiral band from both ends
(5.3), cooling furnace external spiral band (5.3) is located at the outside of cooling furnace inside spin band (5.4), and the lower part of furnace shell (2.11) is provided
Material mouth (5.13).
3. horizontal double ribbon roller-type resistance furnace systems according to claim 1, which is characterized in that mobile feeder
(1) include stock shelf (1.7), feeding bin (1.8) is set on stock shelf (1.7), universal wheel is arranged in the lower end of stock shelf (1.7)
(1.4), the side setting spiral-tube (1.9) of stock shelf (1.7), the upper end setting feeding port (1.1) of spiral-tube (1.9), feeding
The lower end in storehouse (1.8) is connected with spiral-tube (1.9), the inside setting feeding screw rod (1.2) of spiral-tube (1.9), feeding spiral shell
The lower end setting feeding drive sprocket (1.5) of swing arm (1.2), feeding drive sprocket (1.5) pass through transmission chain and feeding motor
(1.3) it is sequentially connected.
4. horizontal double ribbon roller-type resistance furnace systems according to claim 2, which is characterized in that electric furnace external spiral band
(2.22) and electric furnace inside spin band (2.23) direction of spiraling is oppositely arranged, and midpoint about electric furnace shaft (2.24) or so pair
Claim setting；Cooling furnace external spiral band (5.3) and cooling furnace inside spin band (5.4) direction of spiraling are oppositely arranged, and about cooling
The midpoint of stove shaft (5.5) is symmetrical set.
5. horizontal double ribbon roller-type resistance furnace systems according to claim 2, which is characterized in that electric furnace shaft (2.24)
Electric furnace sealing flange (2.8) for fastening, sealing, cooling furnace shaft (5.5) and inner housing are set between furnace shell (2.11)
(5.9), the cooling furnace sealing flange (5.6) for fastening, sealing is set between water jacket shell (5.14).
6. horizontal double ribbon roller-type resistance furnace systems according to claim 1, which is characterized in that electric furnace external spiral band
(2.22) it is 5-10mm with a distance from flue (2.25).
7. horizontal double ribbon roller-type resistance furnace systems according to claim 2, which is characterized in that blanking inclined tube (2.12)
Upper setting blanking control valve (2.14), setting sintering furnace air bleeding valve (2.4), cooling wind discharge pipe on exhaust emission tube (2.3)
(2.6) cold wind is set on, control valve (2.7), the lower end setting charging ball valve (2.27) of blanking bin (2.2), discharge port is discharged
(5.13) discharging control valve (5.12) is set on, expansion joint (2.15) is set on cooling furnace feed inlet (5.1).
8. horizontal double ribbon roller-type resistance furnace systems according to claim 1, which is characterized in that driving device includes electricity
Stove driving motor (2.13), the outer end setting electric furnace drive sprocket (2.9) of electric furnace shaft (2.24), electric furnace driving motor
(2.13) it is sequentially connected by electric furnace driving chain (2.10) and electric furnace drive sprocket (2.9).
9. horizontal double ribbon roller-type resistance furnace systems according to claim 1, which is characterized in that blanking bin (2.2)
Top setting sealing warehouse lid (2.1), the lower end setting dump valve (4) of condenser (3).
10. a kind of technological process according to the horizontal double ribbon roller-type resistance furnace systems of claim 1-9 any one of them,
It is characterized in that, includes the following steps：
(1), feeding：Certain granules and granular material are transported to by mobile feeder (1) under double ribbon resistance furnaces (2)
In feed bin (2.2), feeding process is full closeding state, can be used for double ribbon resistance furnace (2) feedings；
(2), it is sintered：It opens charging ball valve (2.27) to feed intake, the material in blanking bin (2.2) enters in flue (2.25)
Charging ball valve (2.27) is completely closed, technique heating curve is arranged, temp controlled meter is put into operation state, is beaten by portion, the end that feeds intake
Sintering furnace air bleeding valve (2.4) is opened, electric furnace driving motor (2.13) driving electric furnace shaft (2.24) is rotated, and heating element is to object
Material is heated, and electric furnace inside spin band (2.23) from the middle to both ends pushes material, electric furnace external spiral band (2.22) winding escalator
Formula coordinates direction of rotation that material is pushed from both ends to centre, forms convection current mixing, and material is uniformly mixed in the relatively short time,
It is sintered；
(3) blanking：It is hermetically sealed pipeline between blanking device and cooling furnace (5), opens blanking control valve (2.14), blanking motor
(2.16) it acts, feed powder is delivered directly to by blanking inclined tube (2.12) in cooling furnace (5) by double ribbon resistance furnaces (2), is led to
It crosses blanking control valve (2.14) and adjusts the rotating speed control blanking speed of blanking motor (2.16)；
(4), cooling：It is endlessly passed through cold water in cooling water cavity (5.15), cooling furnace external spiral band (5.3) rolled form is matched
Direction of rotation is closed to push material from both ends to centre, and cooling furnace inside spin band (5.4) from the middle to both ends pushes material,
Convection current mixing is formed, so that 600 DEG C of high temperature granular materials is passed through the stirring flyback mixing of hurricane band mixing machine, fully increases material and interior
Shell (5.9) contact surface area and time reach material Quick uniform cooling effect；
(5), discharging packs：Discharging control valve (5.12) is opened, by material bagging after cooling.
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| CN109295317A (en) * | 2018-10-19 | 2019-02-01 | 潘雲生 | A kind of metallurgy is with can the distilling apparatus that makes full use of of heat |
| CN109489420A (en) * | 2018-11-09 | 2019-03-19 | 长沙矿冶研究院有限责任公司 | A kind of waste lithium cell removes the roasting system of binder |
| CN110030821A (en) * | 2019-04-25 | 2019-07-19 | 黑龙江八一农垦大学 | A kind of coaxial side entering type mixed flow variable device of grain heat-drying |
| CN111595145A (en) * | 2020-05-29 | 2020-08-28 | 江苏新江南炉业科技有限公司 | Full-automatic periodic roller resistance furnace |
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Application publication date: 20180911 |