CN205425744U - Tunnel type drying device - Google Patents

Tunnel type drying device Download PDF

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Publication number
CN205425744U
CN205425744U CN201620162521.1U CN201620162521U CN205425744U CN 205425744 U CN205425744 U CN 205425744U CN 201620162521 U CN201620162521 U CN 201620162521U CN 205425744 U CN205425744 U CN 205425744U
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CN
China
Prior art keywords
screw feeder
rotating shaft
tunnel
air
hollow axle
Prior art date
Application number
CN201620162521.1U
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Chinese (zh)
Inventor
吴水仙
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衢州市煜鑫农产品加工技术开发有限公司
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Priority to CN201620162521.1U priority Critical patent/CN205425744U/en
Application granted granted Critical
Publication of CN205425744U publication Critical patent/CN205425744U/en

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Abstract

The utility model provides a tunnel type drying device, relates to biomass fuel's earlier stage preprocessing equipment, includes that pivot, spire stir board and casing, stirs the board by pivot and spire and forms the screw feeder, and respectively there is rotation support element at both ends around the pivot, have the hollow shaft body in the pivot, have the cloth wind hole of interval setting on the wall body of hollow axle body, the cylinder structure that the casing link up for the front and back, the cylinder inner space of casing constitute air -dries the tunnel, helps on the wall body that air -dries the tunnel and turns over the rib, and there is the conveying mouth access front portion of air -drying the tunnel, and the rear portion of air -drying the tunnel has the discharge gate to connect out, the screw feeder sets up in air -drying the tunnel, and the rotation support element at both ends installs respectively at the cylinder both ends of casing around the screw feeder pivot, has supply duct to insert in screw feeder pivot rear end. The utility model discloses use in agriculture and forestry discarded object or domestic waste gasification system's leading pretreatment procedure, hot -blast by central disperse, change permeate the material among, be favorable to material and hot -blast abundant contact, make the material more easily by the drying.

Description

A kind of tunnel type drying device

Technical field

This utility model relates to the early stage pre-processing device of biomass fuel, is related specifically to the drying device of biomass fuel.

Background technology

Biomass fuel includes house refuse, agricultural wastes, forestry waste, timber residual processing thing, water plant and energy-source plant.China's biomass resource is the abundantest, but can not effectively utilize, and has large quantities of straw to be incinerated with the form of burning the grass on waste land every year, not only wastes resource, and destroys ecological environment, and large area is burnt the grass on waste land and be will result in haze.House refuse increases sharply along with development and constantly the expanding of city size of Chinese national economy, currently, China processes house refuse and mainly uses landfill method and burning method, and landfill method processes house refuse and not only needs to take substantial amounts of soil, waste resource, and easily contaminated land and subsoil water;Burning method is used to process domestic waste, house refuse is utilized as fuel, minimizing, recycling treatment house refuse can be accomplished, but waste incineration must discharge flue gas, pollute environment, its flue gas will accumulate in the environment containing carcinogenic violent in toxicity two English, threaten people healthy.

When agriculture and forestry organic waste material or house refuse are processed by gasification-liquefaction technology, being converted into the secondary energy sources of cleaning, can obtain dual beneficial effect, one is to solve problem of environmental pollution, and two is to reduce the dependence to oil coal resources.But the moisture content of agriculture and forestry organic waste material or house refuse is high, calorific value is low so that processing cost is greatly improved.Existing garbage incinerating power plant is that in storage hole, rubbish is stored certain time to the preposition process of garbage fuel, and by naturally compressing and Fermentation, to reduce the water content of rubbish, the garbage fuel through so processing can't utilize as the raw material of gasification furnace.

Utility model content

This utility model is to provide for a kind of hot air drying equipment, agriculture and forestry organic waste material or house refuse are carried out efficient drying, water content is greatly reduced, improves calorific value, it is allowed to meet the ingredient requirement of gasification furnace, produce the synthesis gas of high-quality, thus realize pollution-free and energy truly and process house refuse and agriculture and forestry organic waste material.

A kind of tunnel type drying device of the present utility model, plate and housing is stirred including rotating shaft, helical, it is characterized in that being stirred plate by rotating shaft and helical forms screw feeder 4, before and after rotating shaft, two ends are respectively arranged with rotational support assembly, having hollow axle body 4-3 in rotating shaft, have spaced wind distributing hole on the wall body of hollow axle body 4-3, helical stirs plate 4-2 and is looped around outside the wall body of hollow axle body 4-3 in a spiral manner, there is drive joint 4-7 the front end of rotating shaft, and there is air inlet the rear end of rotating shaft;Housing 3 is the most through cylindrical structure, in the cylinder of housing 3, space constitutes air-dried tunnel 3-5, the wall body of air-dried tunnel 3-5 there is helping of genesis analysis turn over rib 3-2, helping and turning over rib 3-2 is more than two, the front portion air-drying tunnel 3-5 has conveying mouth 3-1 to access, and the rear portion air-drying tunnel 3-5 has discharging opening 3-4 to pick out;Screw feeder 4 is arranged in air-dried tunnel 3-5, the rotational support assembly of screw feeder 4 rotating shaft rear and front end is separately mounted to the cylinder two ends of housing 3, the rotational support assembly of screw feeder 4 rotating shaft rear end has and accesses for airduct 7, be communicated to the interior space of hollow axle body 4-3 for airduct 7 by the air inlet of screw feeder 4 rotating shaft rear end.

In this utility model, spindle nose 4-6 before having between drive joint 4-7 and hollow axle body 4-3 in screw feeder 4 rotating shaft front end, the rotational support assembly of screw feeder 4 rotating shaft front end includes the front spindle nose 4-6 of front end 12, fore bearing 17 and screw feeder 4 rotating shaft, the front spindle nose 4-6 of screw feeder 4 rotating shaft is arranged in fore bearing 17, fore bearing 17 is arranged on the center of front end 12, and front end 12 is arranged on the cylinder front end of housing 3;There is rear spindle nose 4-4 the rear end of screw feeder 4 rotating shaft, the rotational support assembly of screw feeder 4 rotating shaft rear end includes the rear spindle nose 4-4 of follower head 5, rear bearing 6 and screw feeder 4 rotating shaft, the rear spindle nose 4-4 of screw feeder 4 rotating shaft is arranged in rear bearing 6, rear bearing 6 is arranged in follower head 5, and follower head 5 is arranged on the cylinder rear end of housing 3;Having tuyere 4-1 to pick out on the hollow axle body 4-3 of screw feeder 4, tuyere 4-1 is the conical structure that outlet narrows, and tuyere 4-1 is communicated to the interior space of hollow axle body 4-3 by wind distributing hole;Helical stirs plate 4-2 and is connected on the wall body of hollow axle body 4-3 with welding manner;The drive joint 4-7 of screw feeder 4 has sprocket wheel 15;Above conveying mouth 3-1 that air-dried tunnel 3-5 is anterior, pull out airduct 18, pull out airduct 18 and double as conveying passage and exhaust duct, have hopper 19 to access on airduct 18 pulling out.

Above-mentioned utility model is applied in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification system, during use, hot blast enters into the interior space of hollow axle body 4-3 from the rotating shaft rear end of screw feeder 4, is then permeated in the air-dried tunnel 3-5 in housing 3 by each wind distributing hole and tuyere 4-1;Motor is driven to make sprocket wheel 15 rotate with chain transmission mode, thus driving screw feeder 4 to rotate, 4 materials of the screw feeder of rotation carry from front end toward rear end, during conveying, helical stirs plate 4-2 and is stirred material, turn over rib 3-2 owing to helping on the wall body of air-dried tunnel 3-5, rib 3-2 will be turned over carry out relative motion with helping when screw feeder 4 rotates, and make material turning loose, material is conducive to be fully contacted with hot blast, bake out moisture, then by hot blast, moisture is taken away, make material be easier to be dried.Described hot blast is produced by system waste heat or utilizes solar energy to produce.After agriculture and forestry organic waste material or house refuse drying process, sending into gasification furnace and be converted into synthesis gas by gasification reaction, synthesis gas is made cleaning fuel utilization or makees industrial chemicals utilization.

In above-mentioned utility model, wind distributing hole is distributed on the tube wall of the hollow axle body 4-3 of screw feeder 4, hot blast is made to be distributed to air-dry in tunnel 3-5 by the tuyere 4-1 on hollow axle body 4-3, hot blast, by center disperse, stirs plate 4-2 at helical and turns under rib 3-2 mated condition with helping, make the hot blast of material loosening be more easy to penetrate among material, it is stirred by material, will not produce dead angle, therefore, drying efficiency is high;The hollow axle body 4-3 of screw feeder 4 arranges tuyere 4-1, tuyere 4-1 is made to be communicated to the interior space of hollow axle body 4-3 by wind distributing hole, rubbish material is avoided to block wind distributing hole, tuyere 4-1 exceeds the tube wall of hollow axle body 4-3, tuyere 4-1 is the conical structure that outlet narrows, and the bore in exit is less than the diameter in air channel in tuyere 4-1, and the exit of tuyere 4-1 stops incessantly foreign material, therefore, the outlet of tuyere 4-1 narrows conical structure and has the advantages that to be not easily blocked;Arranging on the wall body of air-dried tunnel 3-5 and help and turn over rib 3-2, be not required to use splash bar, make screw feeder simple in construction, when screw feeder 4 rotates, its helical stirs plate 4-2 and turns over rib 3-2 carry out relative motion with helping, and promotes materials overturning to roll, makes material the loosest.

The beneficial effects of the utility model are: apply in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification system, agriculture and forestry organic waste material or house refuse are dried by screw feeder agitation mode in hot-air drying device, make hot blast by center disperse, hot blast is more easy to penetrate among material, be conducive to material to be fully contacted with hot blast, make material be easier to be dried.Dried to agriculture and forestry organic waste material or house refuse, improve calorific value, as the raw material production synthesis gas of gasification furnace, synthesis gas is made cleaning fuel utilization or makees industrial chemicals utilization, thus realizes innoxious and energy truly and dispose agriculture and forestry organic waste material or house refuse.

Accompanying drawing explanation

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

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

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

nullIn 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,3-5. air-dries tunnel,Mounting flange before 3-6.,4. screw feeder,4-1. tuyere,4-2. helical stirs plate,The hollow axle body of 4-3.,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. bolt is installed after,10. fastening bolt after,11. thermal currents,12. front ends,Fastening bolt before 13.,Bolt is installed before 14.,15. sprocket wheels,16. bearing covers,17. fore bearings,18. pull out airduct,18-1. pulls out wind passage,19. hoppers,19-1. charging aperture.

Detailed description of the invention

nullIn embodiment shown in embodiment 1 Fig. 1 and Fig. 2,Tunnel type drying device is mainly by screw feeder 4、Housing 3 and pull out airduct 18 and form,Wherein,Screw feeder 4 is stirred plate by rotating shaft and helical and constitutes,By there being drive joint 4-7 after forward direction successively in rotating shaft、Front spindle nose 4-6、Hollow axle body 4-3 and rear spindle nose 4-4,Helical stirs plate 4-2 and is looped around in a spiral manner outside the wall body of hollow axle body 4-3,Helical stirs plate 4-2 and is connected on the wall body of hollow axle body 4-3 with welding manner,The interior space of hollow axle body 4-3 constitutes air compartment 4-5,The air inlet of air compartment 4-5 is made up of axially through mouth rear spindle nose 4-4 center,The wall body of hollow axle body 4-3 there is spaced wind distributing hole,Wind distributing hole and helical stir plate 4-2 staggered positions and arrange,The hollow axle body 4-3 of screw feeder 4 there is tuyere 4-1 to pick out,Tuyere 4-1 is the conical structure that outlet narrows,Tuyere 4-1 is communicated to the interior space of hollow axle body 4-3 by wind distributing hole;Housing 3 is the most through cylindrical structure, in the cylinder of housing 3, space constitutes air-dried tunnel 3-5, having helping of four genesis analysis to turn over rib 3-2 on the wall body of air-dried tunnel 3-5, the front portion air-drying tunnel 3-5 has conveying mouth 3-1 to access, and the rear portion air-drying tunnel 3-5 has discharging opening 3-4 to pick out;Screw feeder 4 is arranged in air-dried tunnel 3-5, before and after screw feeder 4 rotating shaft, two ends are respectively arranged with rotational support assembly, the rotational support assembly of screw feeder 4 rotating shaft front end includes the front spindle nose 4-6 of front end 12, fore bearing 17 and screw feeder 4 rotating shaft, the front spindle nose 4-6 of screw feeder 4 rotating shaft is arranged in fore bearing 17, fore bearing 17 is arranged on the center of front end 12, and front end 12 is arranged on the cylinder front end of housing 3;The rotational support assembly of screw feeder 4 rotating shaft rear end includes the rear spindle nose 4-4 of follower head 5, rear bearing 6 and screw feeder 4 rotating shaft, and the rear spindle nose 4-4 of screw feeder 4 rotating shaft is arranged in rear bearing 6, and rear bearing 6 is arranged in follower head 5, and follower head 5 is arranged on the cylinder rear end of housing 3;The rotational support assembly of screw feeder 4 rotating shaft rear end has and accesses for airduct 7, be communicated to the interior space of hollow axle body 4-3 for airduct 7 by the air inlet of screw feeder 4 rotating shaft rear end;The drive joint 4-7 of screw feeder 4 has sprocket wheel 15;Above conveying mouth 3-1 that air-dried tunnel 3-5 is anterior, pull out airduct 18, pull out airduct 18 and double as conveying passage and exhaust duct, have hopper 19 to access on airduct 18 pulling out.

The present embodiment is applied in the preposition pretreatment process of agriculture and forestry organic waste material or domestic garbage gasification system, during use, hot blast enters into the interior space of hollow axle body 4-3 from the rotating shaft rear end of screw feeder 4, is then permeated in the air-dried tunnel 3-5 in housing 3 by each wind distributing hole and tuyere 4-1;Motor is driven to make sprocket wheel 15 rotate with chain transmission mode, thus drive screw feeder 4 to rotate, 4 materials of screw feeder rotated carry from front end toward rear end, during conveying, helical stirs plate 4-2 and is stirred material, turns over rib 3-2 carry out relative motion with helping when screw feeder 4 rotates, make material turning loose, material is fully contacted with hot blast, bakes out moisture, makes material be dried.Hot blast containing moisture is drawn by pulling out airduct 18, enters air after dehydration, deodorization and sterilization.After agriculture and forestry organic waste material or house refuse drying process, sending into gasification furnace and be converted into synthesis gas by gasification reaction, synthesis gas is made cleaning fuel utilization or makees industrial chemicals utilization.In the present embodiment, hot blast is produced by gasification system waste heat in process of production or utilizes solar energy to produce.

Claims (6)

1. a tunnel type drying device, plate and housing is stirred including rotating shaft, helical, it is characterized in that being stirred plate by rotating shaft and helical forms screw feeder (4), before and after rotating shaft, two ends are respectively arranged with rotational support assembly, there is hollow axle body (4-3) in rotating shaft, the wall body of hollow axle body (4-3) has spaced wind distributing hole, helical stir plate (4-2) and be looped around outside the wall body of hollow axle body (4-3) in a spiral manner, there is drive joint (4-7) front end of rotating shaft, and there is air inlet the rear end of rotating shaft;Housing (3) is the most through cylindrical structure, in the cylinder of housing (3), space constitutes air-dried tunnel (3-5), the wall body of air-dried tunnel (3-5) there is helping of genesis analysis turn over rib (3-2), helping and turning over rib (3-2) is more than two, the front portion air-drying tunnel (3-5) has conveying mouth (3-1) to access, and the rear portion air-drying tunnel (3-5) has discharging opening (3-4) to pick out;Screw feeder (4) is arranged in air-dried tunnel (3-5), the rotational support assembly of screw feeder (4) rotating shaft rear and front end is separately mounted to the cylinder two ends of housing (3), the rotational support assembly of screw feeder (4) rotating shaft rear end has and accesses for airduct (7), be communicated to the interior space of hollow axle body (4-3) for airduct (7) by the air inlet of screw feeder (4) rotating shaft rear end.
A kind of tunnel type drying device the most according to claim 1, it is characterized in that there is front spindle nose (4-6) between the drive joint (4-7) and hollow axle body (4-3) of screw feeder (4) rotating shaft front end, the rotational support assembly of screw feeder (4) rotating shaft front end includes the front spindle nose (4-6) of front end (12), fore bearing (17) and screw feeder (4) rotating shaft, the front spindle nose (4-6) of screw feeder (4) rotating shaft is arranged in fore bearing (17), fore bearing (17) is arranged on the center of front end (12), and front end (12) is arranged on the cylinder front end of housing (3);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 includes the rear spindle nose (4-4) of follower head (5), rear bearing (6) and screw feeder (4) rotating shaft, the rear spindle nose (4-4) of screw feeder (4) rotating shaft is arranged in rear bearing (6), rear bearing (6) is arranged in follower head (5), and follower head (5) is arranged on the cylinder rear end of housing (3).
A kind of tunnel type drying device the most according to claim 1, it is characterized in that having tuyere (4-1) to pick out on the hollow axle body (4-3) of screw feeder (4), tuyere (4-1) is the conical structure that outlet narrows, and tuyere (4-1) is communicated to the interior space of hollow axle body (4-3) by wind distributing hole.
A kind of tunnel type drying device the most according to claim 1, is characterized in that helical stirs plate (4-2) and is connected on the wall body of hollow axle body (4-3) with welding manner.
A kind of tunnel type drying device the most according to claim 1, is characterized in that having sprocket wheel (15) on the drive joint (4-7) of screw feeder (4).
A kind of tunnel type drying device the most according to claim 1, it is characterized in that airduct (18) is pulled out in conveying mouth (3-1) top air-dried tunnel (3-5) is anterior, pull out airduct (18) and double as conveying passage and exhaust duct, have hopper (19) to access on airduct (18) pulling out.
CN201620162521.1U 2016-03-04 2016-03-04 Tunnel type drying device CN205425744U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620162521.1U CN205425744U (en) 2016-03-04 2016-03-04 Tunnel type drying device

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Application Number Priority Date Filing Date Title
CN201620162521.1U CN205425744U (en) 2016-03-04 2016-03-04 Tunnel type drying device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105588421A (en) * 2016-03-04 2016-05-18 衢州市煜鑫农产品加工技术开发有限公司 Tunnel type drying device
CN106288733A (en) * 2016-08-25 2017-01-04 怀宁县环能机制炭有限公司 A kind of biomass fuel drying unit
CN108204732A (en) * 2017-12-28 2018-06-26 重庆市中塑新材料有限公司 Plastic grain stirring drier

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105588421A (en) * 2016-03-04 2016-05-18 衢州市煜鑫农产品加工技术开发有限公司 Tunnel type drying device
CN106288733A (en) * 2016-08-25 2017-01-04 怀宁县环能机制炭有限公司 A kind of biomass fuel drying unit
CN106288733B (en) * 2016-08-25 2019-01-22 怀宁县环能机制炭有限公司 A kind of biomass fuel drying unit
CN108204732A (en) * 2017-12-28 2018-06-26 重庆市中塑新材料有限公司 Plastic grain stirring drier

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160803

Termination date: 20180304