CN105588421A - Tunnel type drying device - Google Patents

Tunnel type drying device Download PDF

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Publication number
CN105588421A
CN105588421A CN201610120307.4A CN201610120307A CN105588421A CN 105588421 A CN105588421 A CN 105588421A CN 201610120307 A CN201610120307 A CN 201610120307A CN 105588421 A CN105588421 A CN 105588421A
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CN
China
Prior art keywords
rotating shaft
screw feeder
tunnel
air
cylinder
Prior art date
Application number
CN201610120307.4A
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Chinese (zh)
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CN105588421B (en
Inventor
吴水仙
Original Assignee
衢州市煜鑫农产品加工技术开发有限公司
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Priority to CN201610120307.4A priority Critical patent/CN105588421B/en
Publication of CN105588421A publication Critical patent/CN105588421A/en
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Publication of CN105588421B publication Critical patent/CN105588421B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/18Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
    • F26B17/20Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being horizontal or slightly inclined
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/02Applications of driving mechanisms, not covered by another subclass
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04Agitating, stirring, or scraping devices

Abstract

The invention provides a tunnel type drying device, and relates to earlier stage pretreatment equipment of biomass fuel. The drying device comprises a rotating shaft, a spiral stirring plate and a shell body. The rotating shaft and the spiral stirring plate form an auger. The front end and the back end of the rotating shaft are provided with rotary supporting units correspondingly. The rotating shaft is provided with a hollow shaft body. A wall body of the hollow shaft body is provided with ventilation holes formed at intervals. The shell body is of a cylinder body structure penetrating from front to back. The inner space of a cylinder body of the shell body forms an air drying tunnel. A wall body of the air drying tunnel is provided with auxiliary overturning ribs, a material conveying inlet is connected into the front portion of the air drying tunnel, and a material outlet is connected out of the back portion of the air drying tunnel. The auger is arranged inside the air drying tunnel, the rotary supporting units at the front end and the back end of the rotating shaft of the auger are installed at the two ends of the cylinder body of the shell body correspondingly, and an air supply pipe is connected into the back end of the rotating shaft of the auger. The tunnel type drying device is applied to the front pretreatment process of an agricultural and forestry residue gasification system or a household garbage gasification system, hot air is dispersed from the center of the drying device and is easier to permeate into materials, and sufficient contact of the materials and the hot air are facilitated, so that the materials are easier to dry.

Description

A kind of tunnel type drying device

Technical field

The present invention relates to the pre-processing device in early stage of biomass fuel, specially refer to the drying device of biomass fuel.

Background technology

Biomass fuel comprises house refuse, agricultural wastes, forestry waste, timber residual processing thing, water plantAnd energy-source plant. China's biomass resource is very abundant, but can not effectively utilize, and has every year large quantities of stalks with the form quilt of burning the grass on waste landIncinerate, not only waste resource, and destroy ecological environment, large area is burnt the grass on waste land and will be caused haze. House refuse is along with state of ChinaThe continuous expansion of people's expanding economy and city size and increasing sharply, current, China processes house refuse and mainly adopts landfillMethod and burning method, landfill method is processed house refuse and is not only needed to take a large amount of soils, waste resource, and easily contaminated land andUnderground water; Adopt burning method process domestic waste, house refuse is utilized as fuel, can accomplish minimizing,Recycling treatment house refuse, but the essential discharge of waste incineration flue gas pollutes environment, contains carcinogenic violent in toxicity in its flue gasBioxin will be accumulated in environment, threatens people healthy.

When agriculture and forestry organic waste material or house refuse are processed by gasification-liquefaction technology, be converted into clean secondary energySource, can obtain dual beneficial effect, and the one, can solve problem of environmental pollution, the 2nd, can reduce oil coal resourcesDependence. But the moisture content of agriculture and forestry organic waste material or house refuse is high, calorific value is low, processing cost is significantly improved. Existing rubbishRubbish burning electricity generation factory is by rubbish storage certain hour in storage hole, by naturally compressing and sending out to the pre-process of garbage fuelFerment effect, to reduce the water content of rubbish, can't serve as the prepared using of gasification furnace through the garbage fuel of processing like this.

Summary of the invention

The present invention will provide a kind of heated-air drying equipment, and agriculture and forestry organic waste material or house refuse are carried out to efficient drying, largeWidth reduces water content, improves calorific value, makes it to meet the ingredient requirement of gasification furnace, the synthesis gas of production high-quality, thus realize truePollution-free and energy in positive meaning is processed house refuse and agriculture and forestry organic waste material.

A kind of tunnel type drying device of the present invention, comprises that rotating shaft, helical stir plate and housing, is characterized in that by rotating shaft and spiral shellLine stirs plate composition screw feeder 4, and respectively there is rotational support assembly the rear and front end of rotating shaft, has hollow shaft body 4-3, at hollow axle body in rotating shaftOn the wall body of 4-3, have spaced wind distributing hole, helical stirs outside the wall body that plate 4-2 is looped around hollow axle body 4-3 in a spiral mannerSide, the front end of rotating shaft has drive joint 4-7, and there is air inlet the rear end of rotating shaft; The cylindrical structure that housing 3 connects for front and back, shellThe cylinder intracorporeal space of body 3 forms air-dry tunnel 3-5, has helping of longitudinal distribution to turn over rib 3-on the wall body of air-dry tunnel 3-52, it is more than two helping and turning over rib 3-2, and there is conveying mouth 3-1 access the front portion of air-dry tunnel 3-5, and the rear portion of air-dry tunnel 3-5 hasDischarging opening 3-4 picks out; Screw feeder 4 is arranged in air-dry tunnel 3-5, and the rotational support assembly of screw feeder 4 rotating shaft rear and front ends is pacified respectivelyBe contained in the cylinder two ends of housing 3, on the rotational support assembly of screw feeder 4 rotating shaft rear ends, have for airduct 7 and access, logical for airduct 7The air inlet of crossing screw feeder 4 rotating shaft rear ends is communicated to the interior space of hollow axle body 4-3.

In the present invention, spindle nose 4-6 before having between the drive joint 4-7 of screw feeder 4 rotating shaft front ends and hollow axle body 4-3, stirsThe rotational support assembly of dragon 4 rotating shaft front ends comprises the front spindle nose 4-6 of front end 12, fore bearing 17 and screw feeder 4 rotating shafts, and screw feeder 4 turnsThe front spindle nose 4-6 of axle is arranged in fore bearing 17, and fore bearing 17 is arranged on front end 12 center, and front end 12 is arranged on housing3 cylinder front end; There is rear spindle nose 4-4 the rear end of screw feeder 4 rotating shafts, and the rotational support assembly of screw feeder 4 rotating shaft rear ends comprises rear end5, the rear spindle nose 4-4 of rear bearing 6 and screw feeder 4 rotating shafts, the rear spindle nose 4-4 of screw feeder 4 rotating shafts is arranged in rear bearing 6, rear bearing 6Be arranged in follower head 5, follower head 5 is arranged on the cylinder rear end of housing 3; On the hollow axle body 4-3 of screw feeder 4, there is tuyere 4-1 picks out, and tuyere 4-1 is the conical structure that outlet narrows, and tuyere 4-1 is communicated to the interior sky of hollow axle body 4-3 by wind distributing holeBetween; Helical stirs plate 4-2 and is connected to welding manner on the wall body of hollow axle body 4-3; On the drive joint 4-7 of screw feeder 4, there is chainWheel 15; Above the conveying mouth 3-1 of 3-5 front portion, air-dry tunnel, pull out airduct 18, pull out airduct 18 and double as conveying passage and exhaust duct,There is hopper 19 to access pulling out on airduct 18.

Above-mentioned invention is applied in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification system, usesTime, hot blast enters into the interior space of hollow axle body 4-3 from the rotating shaft rear end of screw feeder 4, then by each wind distributing hole and tuyere 4-1Permeate in the air-dry tunnel 3-5 in housing 3; Drive motors rotates sprocket wheel 15 with chain transmission mode, thereby drives screw feeder 4Rotate, the screw feeder 4 of rotation is carried from front end material toward rear end, and in the process of carrying, helical stirs plate 4-2 material is stirredMix, turn over rib 3-2 owing to helping on the wall body at air-dry tunnel 3-5, when screw feeder 4 rotates, will turn over rib 3-2 and carry out relative with helpingMotion, makes material turning loose, is conducive to material and fully contacts with hot blast, dries moisture, then by hot blast, moisture is taken away, and makesMaterial is more easily dried. Described hot blast is produced by system waste heat or utilizes solar energy to produce. Agriculture and forestry organic waste material or house refuseDrying is sent into gasification furnace and is converted into synthesis gas by gasification reaction after processing, and synthesis gas is done clean fuel utilization or made chemical industryPrepared using.

In foregoing invention, on the tube wall of the hollow axle body 4-3 of screw feeder 4, be distributed with wind distributing hole, make hot blast pass through hollow shaftTuyere 4-1 on body 4-3 is distributed in air-dry tunnel 3-5, and hot blast, by center disperse, stirs plate 4-2 and helps at helical and turn over rib 3-2Under mated condition, the hot blast of material loosening is more easily penetrated among material, stirs by material, can not produce dead angle,Therefore, drying efficiency is high; On the hollow axle body 4-3 of screw feeder 4, tuyere 4-1 is set, makes tuyere 4-1 be communicated to sky by wind distributing holeThe interior space of axle body 4-3, avoids rubbish material to stop up wind distributing hole, and tuyere 4-1 exceeds the tube wall of hollow axle body 4-3, tuyere 4-1For the conical structure that outlet narrows, the bore in exit is less than the diameter in air channel in tuyere 4-1, and stop in the exit of tuyere 4-1Stay incessantly foreign material, therefore, the outlet of tuyere 4-1 narrows conical structure and has not susceptible to plugging feature; Air-dry tunnel 3-5'sOn wall body, arrange to help and turn over rib 3-2, do not need to use splash bar, make screw feeder simple in structure, in the time that screw feeder 4 rotates, its helical stirs plate 4-2Turn over rib 3-2 and carry out relative motion with helping, impel materials overturning to roll, make material easily loose.

The invention has the beneficial effects as follows: should in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification systemWith, agriculture and forestry organic waste material or house refuse are dried by screw feeder stirring mode in hot-air drying device, make hot blast by centerDisperse, hot blast is more easily penetrated among material, is conducive to material and fully contacts with hot blast, and material is more easily dried. AgricultureAfter woods discarded object or house refuse are dry, improve calorific value, produce synthesis gas as the raw material of gasification furnace, synthesis gas is made clean fuelUtilize or do industrial chemicals utilization, thereby the innoxious and energy of realizing is truly disposed agriculture and forestry organic waste material or life rubbishRubbish.

Brief description of the drawings

Fig. 1 is the structure chart of a kind of tunnel type drying device of the present invention.

Fig. 2 is the local structural graph of tunnel type drying device of the present invention.

Fig. 3 is the A-A profile of Fig. 1.

In figure: 1. material, 2. draw gas, 3. housing, 3-1. conveying mouth, 3-2. helps and turns over rib, mounting flange after 3-3.,3-4. discharging opening, the air-dry tunnel of 3-5., mounting flange before 3-6., 4. screw feeder, 4-1. tuyere, 4-2. helical stirs plate, and 4-3. is hollowAxle body, spindle nose after 4-4., 4-5. air compartment, spindle nose before 4-6., 4-7. drive joint, 5. follower head, 6. rear bearing, 7. for airduct,7-1. adpting flange, 8. hot blast, 9. rear construction bolt, 10. rear fastening bolt, 11. thermal currents, 12. front ends, 13. is front fasteningBolt, 14. front construction bolts, 15. sprocket wheels, 16. bearing covers, 17. fore bearings, 18. pull out airduct, and 18-1. pulls out wind passage, 19.Hopper, 19-1. charging aperture.

Detailed description of the invention

In embodiment shown in embodiment 1 Fig. 1 and Fig. 2, tunnel type drying device is mainly by screw feeder 4, housing 3 with pull outAirduct 18 forms, and wherein, screw feeder 4 stirs plate by rotating shaft and helical and forms, in rotating shaft by there being successively drive joint 4-7, front after forward directionSpindle nose 4-6, hollow axle body 4-3 and rear spindle nose 4-4, helical stirs outside the wall body that plate 4-2 is looped around hollow axle body 4-3 in a spiral mannerSide, helical stirs plate 4-2 and is connected to welding manner on the wall body of hollow axle body 4-3, and the interior space of hollow axle body 4-3 forms air compartment4-5, the air inlet of air compartment 4-5 is made up of the axial openings at rear spindle nose 4-4 center, between having on the wall body of hollow axle body 4-3Every the wind distributing hole arranging, wind distributing hole and helical stir the setting of plate 4-2 staggered positions, on the hollow axle body 4-3 of screw feeder 4, have tuyere 4-1 picks out, and tuyere 4-1 is the conical structure that outlet narrows, and tuyere 4-1 is communicated to the interior sky of hollow axle body 4-3 by wind distributing holeBetween; The cylindrical structure that housing 3 connects for front and back, the cylinder intracorporeal space of housing 3 forms air-dry tunnel 3-5, in air-dry tunnelOn the wall body of 3-5, have four helping of longitudinally distributing to turn over rib 3-2, there is conveying mouth 3-1 access the front portion of air-dry tunnel 3-5, air-dryThe rear portion of tunnel 3-5 has discharging opening 3-4 to pick out; Screw feeder 4 is arranged in air-dry tunnel 3-5, and the rear and front end of screw feeder 4 rotating shafts respectively hasRotational support assembly, the rotational support assembly of screw feeder 4 rotating shaft front ends comprise front end 12, fore bearing 17 and screw feeder 4 rotating shafts beforeSpindle nose 4-6, the front spindle nose 4-6 of screw feeder 4 rotating shafts is arranged in fore bearing 17, and fore bearing 17 is arranged on front end 12 center, frontTermination 12 is arranged on the cylinder front end of housing 3; The rotational support assembly of screw feeder 4 rotating shaft rear ends comprises follower head 5, rear bearing 6With the rear spindle nose 4-4 of screw feeder 4 rotating shafts, the rear spindle nose 4-4 of screw feeder 4 rotating shafts is arranged in rear bearing 6, and rear bearing 6 is arranged on rear endIn 5, follower head 5 is arranged on the cylinder rear end of housing 3; On the rotational support assembly of screw feeder 4 rotating shaft rear ends, have for airduct 7Access, supplies airduct 7 to be communicated to the interior space of hollow axle body 4-3 by the air inlet of screw feeder 4 rotating shaft rear ends; In the transmission of screw feeder 4On joint 4-7, there is sprocket wheel 15; Above the conveying mouth 3-1 of 3-5 front portion, air-dry tunnel, pull out airduct 18, pull out airduct 18 and double as conveyingPassage and exhaust duct, have hopper 19 to access pulling out on airduct 18.

The present embodiment is applied in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification system, when use,Hot blast enters into the interior space of hollow axle body 4-3 from the rotating shaft rear end of screw feeder 4, then pass through each wind distributing hole and tuyere 4-1 moreIn the air-dry tunnel 3-5 faling apart in housing 3; Drive motors rotates sprocket wheel 15 with chain transmission mode, thereby drives screw feeder 4 to turnMoving, the screw feeder 4 of rotation is carried from front end material toward rear end, and in the process of carrying, helical stirs plate 4-2 material is stirredMix, when screw feeder 4 rotates, turn over rib 3-2 and carry out relative motion with helping, make material turning loose, material and hot blast fully connectTouch, dry moisture, material is dried. The hot blast that contains moisture is drawn by pulling out airduct 18, after dehydration, deodorizing and sterilization, arrangesEnter atmosphere. Agriculture and forestry organic waste material or house refuse drying are sent into gasification furnace and are converted into synthesis gas by gasification reaction after processing, and closeBecome gas to do clean fuel utilization or do industrial chemicals utilization. In the present embodiment, hot blast by gasification system in process of production more thanHeat produces or utilizes solar energy to produce.

Claims (6)

1. a tunnel type drying device, comprises that rotating shaft, helical stir plate and housing, it is characterized in that stirring plate by rotating shaft and helical formsScrew feeder (4), respectively there is rotational support assembly the rear and front end of rotating shaft, has hollow shaft body (4-3) in rotating shaft, at hollow axle body (4-3)Wall body on have spaced wind distributing hole, helical stirs plate (4-2) and is looped around in a spiral manner outside the wall body of hollow axle body (4-3)Side, the front end of rotating shaft has drive joint (4-7), and there is air inlet the rear end of rotating shaft; The cylinder knot that housing (3) connects for front and backStructure, the cylinder intracorporeal space of housing (3) forms air-dry tunnel (3-5), has longitudinal distribution on the wall body of air-dry tunnel (3-5)Help and turn over rib (3-2), it is more than two helping and turning over rib (3-2), and there are conveying mouth (3-1) access, wind in the front portion of air-dry tunnel (3-5)The rear portion in dry tunnel (3-5) has discharging opening (3-4) to pick out; Screw feeder (4) is arranged in air-dry tunnel (3-5), before screw feeder (4) rotating shaftThe rotational support assembly at rear two ends is arranged on respectively the cylinder two ends of housing (3), in the rotational support of screw feeder (4) rotating shaft rear endOn assembly, have for airduct (7) access, be communicated to hollow axle body (4-3) for airduct (7) by the air inlet of screw feeder (4) rotating shaft rear endInterior space.
2. a kind of tunnel type drying device according to claim 1, is characterized in that connecing in the transmission of screw feeder (4) rotating shaft front endBetween head (4-7) and hollow axle body (4-3), have front spindle nose (4-6), the rotational support assembly of screw feeder (4) rotating shaft front end comprises front endThe front spindle nose (4-6) of head (12), fore bearing (17) and screw feeder (4) rotating shaft, before the front spindle nose (4-6) of screw feeder (4) rotating shaft is arranged onIn bearing (17), fore bearing (17) is arranged on the center of front end (12), and front end (12) is arranged on before the cylinder of housing (3)End; There is rear spindle nose (4-4) rear end of screw feeder (4) rotating shaft, the rotational support assembly of screw feeder (4) rotating shaft rear end comprise follower head (5),The rear spindle nose (4-4) of rear bearing (6) and screw feeder (4) rotating shaft, the rear spindle nose (4-4) of screw feeder (4) rotating shaft is arranged on rear bearing (6)In, rear bearing (6) is arranged in follower head (5), and follower head (5) is arranged on the cylinder rear end of housing (3).
3. a kind of tunnel type drying device according to claim 1, is characterized in that the hollow axle body (4-3) at screw feeder (4)On have tuyere (4-1) to pick out, tuyere (4-1) is the conical structure that narrows of outlet, tuyere (4-1) is communicated to sky by wind distributing holeThe interior space of axle body (4-3).
4. a kind of tunnel type drying device according to claim 1, is characterized in that helical stirs plate (4-2) and connects with welding mannerBe connected on the wall body of hollow axle body (4-3).
5. a kind of tunnel type drying device according to claim 1, is characterized in that the drive joint (4-7) in screw feeder (4)On have sprocket wheel (15).
6. a kind of tunnel type drying device according to claim 1, is characterized in that the conveying anterior at air-dry tunnel (3-5)Airduct (18) is pulled out in mouthful (3-1) top, pulls out airduct (18) and doubles as conveying passage and exhaust duct, has hopper pulling out on airduct (18)(19) access.
CN201610120307.4A 2016-03-04 2016-03-04 A kind of tunnel type drying device CN105588421B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610120307.4A CN105588421B (en) 2016-03-04 2016-03-04 A kind of tunnel type drying device

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Application Number Priority Date Filing Date Title
CN201610120307.4A CN105588421B (en) 2016-03-04 2016-03-04 A kind of tunnel type drying device

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CN105588421B CN105588421B (en) 2019-04-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108192669A (en) * 2018-01-26 2018-06-22 梅丽中 A kind of biomass dry gasification device
CN109028905A (en) * 2018-07-09 2018-12-18 芜湖喜源味食品有限公司 A kind of continuous drying apparatus to food processing

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Publication number Priority date Publication date Assignee Title
CN2370359Y (en) * 1999-03-09 2000-03-22 张鸿飞 Turbogrid rotary drier
CN2402986Y (en) * 1999-12-09 2000-10-25 陈荣光 Drum mud dryer
CN101050916A (en) * 2007-04-20 2007-10-10 张亚宇 Rake type drier
CN101216242A (en) * 2007-12-28 2008-07-09 青海洁神食品垃圾处理产业有限公司 Kitchen garbage drying device and method
CN201243962Y (en) * 2008-05-23 2009-05-27 杨树成 Material cup
JP4539329B2 (en) * 2004-12-28 2010-09-08 宣明 出張 Reduced pressure continuous pyrolysis apparatus and reduced pressure continuous pyrolysis method
CN202902795U (en) * 2012-09-14 2013-04-24 安徽省淮北市农药厂 Powder drying machine
CN103398557A (en) * 2013-06-25 2013-11-20 青岛嘉禾丰肥业有限公司 Air duct type fertilizer dryer
CN204255034U (en) * 2014-11-11 2015-04-08 界首市鑫豪塑胶有限公司 A kind of plastic grain drying device
CN204902479U (en) * 2015-08-10 2015-12-23 冯琴 Chemical material cylinder drying device
CN205425744U (en) * 2016-03-04 2016-08-03 衢州市煜鑫农产品加工技术开发有限公司 Tunnel type drying device

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2370359Y (en) * 1999-03-09 2000-03-22 张鸿飞 Turbogrid rotary drier
CN2402986Y (en) * 1999-12-09 2000-10-25 陈荣光 Drum mud dryer
JP4539329B2 (en) * 2004-12-28 2010-09-08 宣明 出張 Reduced pressure continuous pyrolysis apparatus and reduced pressure continuous pyrolysis method
CN101050916A (en) * 2007-04-20 2007-10-10 张亚宇 Rake type drier
CN101216242A (en) * 2007-12-28 2008-07-09 青海洁神食品垃圾处理产业有限公司 Kitchen garbage drying device and method
CN201243962Y (en) * 2008-05-23 2009-05-27 杨树成 Material cup
CN202902795U (en) * 2012-09-14 2013-04-24 安徽省淮北市农药厂 Powder drying machine
CN103398557A (en) * 2013-06-25 2013-11-20 青岛嘉禾丰肥业有限公司 Air duct type fertilizer dryer
CN204255034U (en) * 2014-11-11 2015-04-08 界首市鑫豪塑胶有限公司 A kind of plastic grain drying device
CN204902479U (en) * 2015-08-10 2015-12-23 冯琴 Chemical material cylinder drying device
CN205425744U (en) * 2016-03-04 2016-08-03 衢州市煜鑫农产品加工技术开发有限公司 Tunnel type drying device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108192669A (en) * 2018-01-26 2018-06-22 梅丽中 A kind of biomass dry gasification device
CN108192669B (en) * 2018-01-26 2020-09-15 浙江麦知网络科技有限公司 Biomass drying and gasifying device
CN109028905A (en) * 2018-07-09 2018-12-18 芜湖喜源味食品有限公司 A kind of continuous drying apparatus to food processing

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