CN201027197Y - Microwave roller pyrogenic distillation device - Google Patents

Microwave roller pyrogenic distillation device Download PDF

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Publication number
CN201027197Y
CN201027197Y CN 200720093337 CN200720093337U CN201027197Y CN 201027197 Y CN201027197 Y CN 201027197Y CN 200720093337 CN200720093337 CN 200720093337 CN 200720093337 U CN200720093337 U CN 200720093337U CN 201027197 Y CN201027197 Y CN 201027197Y
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China
Prior art keywords
microwave
internal screw
screw cylinder
distillation device
destructive distillation
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Expired - Lifetime
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CN 200720093337
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Chinese (zh)
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王擎
孙佰仲
李少华
孙键
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Northeast Electric Power University
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Northeast Dianli University
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Abstract

The utility model relates to the field of carbonaceous material pyralysis and dry distillation, especially a microwave drum dry distillation device, which is characterized in that the microwave drum dry distillation device comprises a microwave oven body with an up-loaded base, a supporting roller and an inner screw drum provided on the supporting roller. The inner screw drum has a material inlet, a slag discharging barrel and a gas exhausting pipe connected with the slag discharging barrel. The middle segment of the inner screw drum is provided in the microwave oven body. The material inlet of the inner screw drum is connected with a screw conveyor. The microwave drum dry distillation device of the utility model conveys materials by the screw conveyor and the inner screw drum with a microwave heating structure which has the advantages of having a simple structure, a convenient operation, a fast dry distillation, a high energy efficiency, a clean and environment protection, and is widely applicable for dry distillation of oil shale, coal, biomass and garbage.

Description

The microwave drum destructive distillation device
Technical field
The utility model relates to the pyrogenation and carbonization field of carbonaceous material, is a kind of microwave drum destructive distillation device, is applicable to the destructive distillation of solid materialss such as resinous shale, coal, biomass, rubbish.
Background technology
Existing destructive distillation to solid materialss such as resinous shale, coal, biomass, rubbish mainly contains two kinds of methods, that is: gaseous heat-carrier method and solid heat carrier method.Above-mentioned two kinds of methods all belong to thermal conduction and thermal convection type of heating, and this conventional type of heating to material is commonly referred to outer heating.With oil shale distillation is example: adopting the gaseous heat-carrier method is as the destructive distillation thermal source by heating destructive distillation coal mine gas, when the amount of destructive distillation coal mine gas is inadequate, must replenish rare gas elementes such as steam or nitrogen, sometimes for resinous shale is heated to 450~600 ℃, except adopting aforesaid method, the high-temperature flue gas that also needs combusting oil shale or other fuel to produce simultaneously replenishes insufficient heat.For improving the porosity that resinous shale is piled up in the gas retort, the homogeneity of heating, the general macrobead resinous shale of handling 15~75mm of gaseous heat-carrier method, and the following short grained resinous shale of 15mm can not be sent into and is utilized in the gas retort, and slatterning in vain, so this method energy consumption height, complex process, resinous shale utilization ratio are low; Adopting solid heat carrier method is the semicoke after the destructive distillation to be heated to by burning or with solid particulates such as sands become solid thermal carriers after the certain temperature and mix with resinous shale, in this contact process, solid thermal carriers are passed to resinous shale by heat conduction with heat and are heated 450~600 ℃ of realization oil shale distillations.Though this method is mainly handled the following short grained resinous shale of 25mm, but its main drawback is to need extra solid particulate process furnace and need solid particulate is sent in the gas retort with air conveying form, therefore device is complicated huge, and serious wear, continuous operating time is short, capacity usage ratio is low.
Summary of the invention
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, providing a kind of can carry out internal heating to material, simple in structure, easy to operate, dry distillation rate is fast, the capacity usage ratio height, cleaning, environmental protection, the microwave drum destructive distillation device of operation that can be continuous, stable.
The technical scheme that solves its technical problem employing is: the technical scheme that solves its technical problem employing is: a kind of microwave drum destructive distillation device, it is characterized in that, it comprises support 2, on support 2, be equipped with microwave oven body 1, support idler pulley 18, on support idler pulley 18, be provided with internal screw cylinder 9, internal screw cylinder 9 has opening for feed 20, slag tap tube 5 and with tube 5 escape pipes that are communicated with 7 of slagging tap, be provided with power wheel 13 at internal screw cylinder 9, the stage casing of internal screw cylinder 9 places in the microwave oven body 1, and the opening for feed 20 of internal screw cylinder 9 is connected with worm conveyor 15.
Described microwave oven body 1 connects to form microwave oven with microwave generator 11.
The structure of described internal screw cylinder 9 is, has internal screw pusher blade 12, and the stage casing of the internal screw cylinder 9 in placing microwave oven body 1 also is provided with lifting dihedral vane 10.
The structure of described internal screw cylinder 9 is to have internal screw pusher blade 12.
The structure of described internal screw cylinder 9 is to have deflector chute 25.
Described power wheel 13 is a sprocket wheel, and is connected with sprocket wheel 21 on the motor 17a axle by transmission chain.
The structure of described worm conveyor 15 is, has simplifiedly 23, is provided with feeding hopper 14 on simplified 23, is built-in with the screw rod 24 that matches at cylindrical shell 23, and screw rod 24 is connected with the axle of motor 22b.
Two-port 6 places that are threaded onto microwave oven body 1 at described internal screw cylinder 9 all are equipped with microwave suppressor 19.
Be fixed with set ring 8 on described internal screw cylinder 9, set ring 8 is placed on the support 2 between the fixed positioning roller 3.
The described tube 5 of slagging tap places in the water sealed tank 4.
The utility model compared with prior art, because the utility model has adopted feeding of internal screw cylinder and microwave heating structure, and with of the application of microwave drum destructive distillation device as destructive distillation pyrolysis oil shale, in heat-processed, oil shale particle is along the continuous displacement of internal screw cylinder, when oil shale particle enters the internal screw cylinder of built-in section of microwave oven body along the internal screw cylinder, in the displacement of cylinder internal screw, roll, its surface constantly obtains upgrading, the oil shale particle heating of microwave of all having an opportunity to be subjected in the cylinder on its surface, strengthened the being heated evenly property of oil shale particle, so both solve the little limitation of microwave penetration, improved the utilization ratio of microwave again greatly; Simultaneously, oil shale particle is in the process of rolling, and temperature is increased to 450~600 ℃ fast and carries out the destructive distillation pyrolysis, and dried distilled gas obtains diffusion very soon, has accelerated the pyrogenous speed of microwave, has guaranteed the destructive distillation quality; Owing to adopt spiral to promote, microwave heating reduces greatly to the granularity requirements of oil shale particle, and 0~30mm particulate solid materials can both be by the even heating destructive distillation; Dry rectificating oil shale particulate treatment capacity can be undertaken by the rotating speed of adjusting screw transfer roller and the speed of rotation of internal screw cylinder and the methods such as size of microwave power; Whole retort process is carried out under continuous, steady state, require for the dry rectificating oil shale pretreatment of particles low, the level of automation height, the labor force consumes few.Have simple in structurely, easy to operate, dry distillation rate is fast, capacity usage ratio height, advantages such as cleaning, environmental protection.The utility model also can be used for the destructive distillation pyrolysis of coal, biomass and rubbish.
Description of drawings
Fig. 1 is a microwave drum destructive distillation device structural representation.
Fig. 2 analyses and observe enlarged diagram for internal screw roller frame solid among Fig. 1.
Fig. 3 analyses and observe enlarged diagram for the internal screw roller frame solid that only has internal screw pusher blade 12.
Fig. 4 is that the internal screw roller frame solid with deflector chute 25 is analysed and observe enlarged diagram.
Fig. 5 analyses and observe enlarged diagram for only having straight tube internal screw roller frame.
Among the figure: 1 microwave oven body, 2 supports, 3 positioning rollers, 4 water sealed tanks, 5 slag tap tube, 6 ports, 7 escape pipes, 8 set rings, 9 internal screw cylinders, 10 lifting dihedral vanes, 11 microwave generators, 12 spiral pusher blades, 13 power wheels, 14 feeding hoppers, 15 worm conveyors, 16 mechanical seals, 17a motor, 18 idler pulleies, 19 microwave suppressors, 20 opening for feeds, 21 sprocket wheels, 22b motor, 23 simplified, 24 screw rods, 25 deflector chutes.
Embodiment
With reference to Fig. 1, the microwave drum destructive distillation device has support 2, is equipped with microwave oven body 1 on support 2, supports idler pulley 18.Be provided with internal screw cylinder 9 supporting on the idler pulley 18, internal screw cylinder 9 has opening for feed 20, slag tap tube 5 and with tube 5 escape pipes that are communicated with 7 of slagging tap, be provided with power wheel 13 at internal screw cylinder 9.The opening for feed 20 of internal screw cylinder 9 is connected with worm conveyor 15 by mechanical seal 16.Internal screw cylinder 9 by mechanical seal 16 with slag tap tube 5 be connected with escape pipes 7 that the tube 5 of slagging tap is communicated with.Internal screw cylinder 9 is made by high temperature resistant, the high-strength material that see through microwave, and its material can be heat-stable ceramic and thermal glass steel, and heat-stable ceramic and thermal glass steel also have wear resistance, can improve the cycle of operation and the work-ing life of device greatly.The stage casing of internal screw cylinder 9 places in the microwave oven body 1, and the opening for feed 20 of internal screw cylinder 9 is connected with worm conveyor 15.Described microwave oven body 1 connects to form microwave oven with microwave generator 11.Microwave oven body 1 is made by stainless steel plate, and microwave generator 11 is a plurality of microwave generators, and its watt level can be according to inlet amount, and the charging kind is set.
With reference to Fig. 1 and 2, the structure of described internal screw cylinder 9 is, has internal screw pusher blade 12, and the stage casing of the internal screw cylinder 9 in placing microwave oven body 1 also is provided with lifting dihedral vane 10.This kind internal screw cylinder 9 is an optimum structure.
With reference to Fig. 3, described internal screw cylinder 9 or only have internal screw pusher blade 12.
With reference to Fig. 4, described internal screw cylinder 9 or have several deflector chutes 25.
With reference to Fig. 5, described internal screw cylinder 9 or only have straight tube.
When Fig. 4 and the internal screw cylinder that only has internal screw pusher blade 12 9 shown in Figure 5 were provided with a straight tube internal screw cylinder 9, the angle of inclination of the relative discharge end of feed end was 5~15 °.
With reference to Fig. 1, described power wheel 13 is a sprocket wheel, and is connected with sprocket wheel 21 on the motor 17a axle by transmission chain.Motor 17a is a buncher.The structure of described worm conveyor 15 is, has cylindrical shell 23, is provided with feeding hopper 14 on cylindrical shell 23, is built-in with the screw rod 24 that matches at cylindrical shell 23, and screw rod 24 is connected with the axle of motor 22b.Two-port 6 places that are threaded onto microwave oven body 1 at described internal screw cylinder 9 all are equipped with the microwave suppressor 19 that prevents that microwave leakage from using.Be fixed with set ring 8 on described internal screw cylinder 9, set ring 8 is placed on the support 2 between the fixed positioning roller 3.The described tube 5 of slagging tap places in the water sealed tank 4.
Utilize Fig. 1 and 2 below, sketch the concrete application example of microwave drum destructive distillation device as destructive distillation pyrolysis oil shale: with granularity is the oil shale particle of 0~30mm, entering worm conveyor 15 by the feeding hopper 14 of worm conveyor 15 sends in the internal screw cylinder 9, oil shale particle is under the promotion of internal screw cylinder 9 spiral pusher blades 12, enter from microwave oven body 1 entrance end along 9 screw displacements of internal screw cylinder, under the dual function of internal screw cylinder 9 spiral pusher blades 12 and lifting dihedral vane 10, roll in the time of along 9 screw displacements of internal screw cylinder, oil shale particle absorbs microwave at microwave oven body 1, after the destructive distillation pyrolysis, shift out from microwave oven body 1 exit end, release internal screw cylinder 9 by the spiral pusher blade 12 of internal screw cylinder 9 again, enter the tube 5 of slagging tap, obtain cooling at water sealed tank 4, institute's aerogenesis body is derived by escape pipe 7, through destructive distillation, condensation obtains shale oil, coal mine gas and semicoke.

Claims (9)

1. a microwave drum destructive distillation device is characterized in that, it comprises support (2), is equipped with microwave oven body (1) on support (2), supports idler pulley (18), and microwave oven body (1) connects to form microwave oven with microwave generator (11); On support idler pulley (18), be provided with internal screw cylinder (9), the escape pipe (7) that internal screw cylinder (9) has opening for feed (20), slags tap tube (5) and be communicated with the tube (5) of slagging tap, be provided with power wheel (13) at internal screw cylinder (9), the stage casing of internal screw cylinder (9) places in the microwave oven body (1), and the opening for feed (20) of internal screw cylinder (9) is connected with worm conveyor (15).
2. microwave drum destructive distillation device according to claim 1 is characterized in that, the structure of described internal screw cylinder (9) is to have internal screw pusher blade (12).
3. microwave drum destructive distillation device according to claim 1 and 2, it is characterized in that, the structure of described internal screw cylinder (9) is, has internal screw pusher blade (12), and the stage casing of the internal screw cylinder (9) in placing microwave oven body (1) also is provided with lifting dihedral vane (10).
4. microwave drum destructive distillation device according to claim 1 is characterized in that, the structure of described internal screw cylinder (9) is to have deflector chute (25).
5. microwave drum destructive distillation device according to claim 1 is characterized in that, described power wheel (13) is a sprocket wheel, and is connected with sprocket wheel (21) on motor (17a) axle by transmission chain.
6. microwave drum destructive distillation device according to claim 1, it is characterized in that, the structure of described worm conveyor (15) is, has cylindrical shell (23), on cylindrical shell (23), be provided with feeding hopper (14), be built-in with the screw rod (24) that matches at cylindrical shell (23), screw rod (24) is connected with the axle of motor (22b).
7. microwave drum destructive distillation device according to claim 1 is characterized in that, the two-port (6) that is threaded onto microwave oven body (1) at described internal screw cylinder (9) locates all to be equipped with microwave suppressor (19).
8. microwave drum destructive distillation device according to claim 1 is characterized in that, is fixed with set ring (8) on described internal screw cylinder (9), and set ring (8) is placed at support (2) and goes up between the fixed positioning roller (3).
9. microwave drum destructive distillation device according to claim 1 is characterized in that, the described tube (5) of slagging tap places in the water sealed tank (4).
CN 200720093337 2007-02-15 2007-02-15 Microwave roller pyrogenic distillation device Expired - Lifetime CN201027197Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101020828B (en) * 2007-02-15 2011-05-04 东北电力大学 Microwave drum dry distiller and its application in dry distilling and pyrolyzing oil shale
CN102206515A (en) * 2011-04-26 2011-10-05 山东大学 Biomass poly-generation comprehensive utilization method and device
CN102226112A (en) * 2011-06-03 2011-10-26 徐州燃控科技股份有限公司 Microwave entrained flow bed two-stage biomass gasifying technique
CN102649725A (en) * 2011-02-24 2012-08-29 中国科学院金属研究所 Microwave-enhanced esterification rectifying device and process
CN104129608A (en) * 2014-07-15 2014-11-05 湖州大周高分子材料有限公司 Powder conveying and heating device and powder conveying and heating method
CN104759446A (en) * 2015-03-26 2015-07-08 广东新优威印刷装备科技有限公司 Heat-accumulation microwave treatment method for waste or coal
CN105154115A (en) * 2015-08-06 2015-12-16 南京师范大学 Helical continuous microwave pyrolyzating and charing apparatus for biomass
CN115505414A (en) * 2021-06-07 2022-12-23 中国石油化工股份有限公司 Oil production system and method of small-particle oil shale

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101020828B (en) * 2007-02-15 2011-05-04 东北电力大学 Microwave drum dry distiller and its application in dry distilling and pyrolyzing oil shale
CN102649725A (en) * 2011-02-24 2012-08-29 中国科学院金属研究所 Microwave-enhanced esterification rectifying device and process
CN102649725B (en) * 2011-02-24 2014-04-16 中国科学院金属研究所 Microwave-enhanced esterification rectifying device and process
CN102206515A (en) * 2011-04-26 2011-10-05 山东大学 Biomass poly-generation comprehensive utilization method and device
CN102226112A (en) * 2011-06-03 2011-10-26 徐州燃控科技股份有限公司 Microwave entrained flow bed two-stage biomass gasifying technique
CN104129608A (en) * 2014-07-15 2014-11-05 湖州大周高分子材料有限公司 Powder conveying and heating device and powder conveying and heating method
CN104759446A (en) * 2015-03-26 2015-07-08 广东新优威印刷装备科技有限公司 Heat-accumulation microwave treatment method for waste or coal
CN105154115A (en) * 2015-08-06 2015-12-16 南京师范大学 Helical continuous microwave pyrolyzating and charing apparatus for biomass
CN105154115B (en) * 2015-08-06 2017-06-23 南京师范大学 A kind of spiral biomass continuous microwave pyrolysis charring device
CN115505414A (en) * 2021-06-07 2022-12-23 中国石油化工股份有限公司 Oil production system and method of small-particle oil shale

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AV01 Patent right actively abandoned

Granted publication date: 20080227

Effective date of abandoning: 20070215