CN102200380A - Gravitational baking-drying machine - Google Patents
Gravitational baking-drying machine Download PDFInfo
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- CN102200380A CN102200380A CN2011100748112A CN201110074811A CN102200380A CN 102200380 A CN102200380 A CN 102200380A CN 2011100748112 A CN2011100748112 A CN 2011100748112A CN 201110074811 A CN201110074811 A CN 201110074811A CN 102200380 A CN102200380 A CN 102200380A
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Abstract
The invention discloses a gravitational baking-drying machine, mainly consisting of a canister, a combustion chamber, a ventilation tower, a material baking machine, square flues, a material distributor, a material bin, a tee joint, a material inlet, an elbow, a gas collecting jar, a round flue, a draft fan, a material discharge hopper, a material discharge belt and a conical gas exhaust hopper. The canister is of a cylindrical canister, and ventilation holes are arranged on the cylindrical canister corresponding to eight square flues and the conical gas exhaust hopper; the combustion chamber, the ventilation tower, the material baking machine and the material distributor are arranged inside the canister from bottom to top in turn; and the eight square flues are evenly distributed on the outer circumference of the canister. In the invention, the ventilation tower is constructed with nonmetal refractory blocks, arranged above a hearth and located in the high temperature zone and has no deformation at high temperature, so that the whole drying machine has long service cycle; the multi-layer material baking machine is utilized to bake materials, the secondary heat exchange of baking and drying brings high heat exchange efficiency and good drying effect; and the smoke exhausted form the gravitational back-drying machine has no pollution to the environment.
Description
Technical field
The present invention relates to a kind of drying plant, relate in particular to the drying materials equipment that a kind of non-sticky material relies on the gravity operation.
Background technology
Existing drying plant is all existing the unreasonable and incomplete defective of structural design of theory analysis in varying degrees.Rotating drum type drying machine energy consumption height, dust is bigger, and environmental issue is difficult for solving, and rate of heat exchange is low, the running expense height.General tower drier, equipment inner structure spare is yielding in using, and the equipment life cycle is short, maintenance duration expense height.
Summary of the invention
Be theory analysis and the structural design defective that overcomes prior art, the present invention adopts the secondary heat transfer theory of roasting, baking combination, has designed a kind of gravity type roasting dryer.
The technical solution adopted for the present invention to solve the technical problems can be:
Gravity type roasting dryer, mainly by cylindrical shell, the combustion chamber, aeration tower, the roasting glassware, side's flue, tripper, feed bin, threeway, feeding mouth, elbow, gas collecting jar with ground-on cover plate, the circle flue, air-introduced machine, dump skip, outfeed belt and exhaust cone bucket are formed, its cylindrical shell is a cylindrical tube, corresponding eight square flues and exhaust cone bucket are provided with passage on the cylindrical tube, inner barrel sets gradually the combustion chamber from top to bottom, aeration tower, roasting glassware and tripper, uniform on the cylindrical shell exterior periphery eight square flues are set, cylindrical shell top connects feed bin successively, gas collecting jar with ground-on cover plate, elbow, circle flue and air-introduced machine, gas collecting jar with ground-on cover plate connects threeway one end all around respectively, two mouths of the threeway other end connect two square flues respectively, and the cylindrical shell bottom connects dump skip and outfeed belt.
The technical solution adopted for the present invention to solve the technical problems also can be:
Described gravity type roasting dryer, its described roasting glassware is a up-small and down-big cylinder, the cylinder bottom is uniform to be provided with four engaging lugs, engaging lug is connected with cylinder inboard wall, the roasting glassware is connected up and down with the roasting glassware, the little end of diameter is last, and the big end of diameter is down, and the roasting glassware is provided with airspace with baking between the glassware.
The technical solution adopted for the present invention to solve the technical problems can also be:
Described gravity type roasting dryer, its described feed bin is that two cylindrical shapes are formed, big cylindrical shape is following, little cylindrical shape is last, big drum diameter is less than the diameter of cylindrical shell, and little drum diameter equals the diameter of elbow, and little drum diameter left side is provided with a feeding mouth.
The technical solution adopted for the present invention to solve the technical problems can also be:
Described gravity type roasting dryer, its described gas collecting jar with ground-on cover plate is a cylindrical shape, and the diameter of cylinder equals the diameter of elbow, and the external diameter of cylinder all around four sides is respectively arranged with circular hole.
The technical solution adopted for the present invention to solve the technical problems can also be:
Described gravity type roasting dryer, its described aeration tower is the cylinder that trapezoidal refractory brick constitutes, and is provided with passage in the middle of trapezoidal refractory brick and the trapezoidal refractory brick, trapezoidal refractory brick major part is following microcephaly upwards.
The technical solution adopted for the present invention to solve the technical problems can also be:
Described gravity type roasting dryer, its described exhaust cone bucket is up big and down small cylindrical shape, and top major diameter is less than cylinder internal diameter, and top major diameter outside is connected with cylinder internal diameter.
The technical solution adopted for the present invention to solve the technical problems can also be:
Described gravity type roasting dryer, its described roasting glassware 4 can be 11 layers, also can be the 12-50 layer.
The technical scheme that its technical problem of solution of the present invention is adopted can also be:
Need the material of oven dry to send into gravity type roasting dryer top through lifting means, material tripper in gravity type roasting dryer top evenly distributes towards periphery, and continuous loop moulding mixture layer is slowly mobile from top to bottom forming between top roasting glassware and the cylindrical shell and between bottom aeration tower and the cylindrical shell under the gravity effect.The ring-like material bed roasting material effect that slowly by roasting glassware surface and aeration tower surface the time, takes place, produce heat exchange with material, make the part moisture gasification in the partial material, hot flue gas passes through material bed by the design gaps and the uniform heat radiation passage discharge of bottom heat radiation aeration tower of top roasting glassware simultaneously, produce heat exchange with material, make the moisture in the material fully evaporate gasification, be converted to steam, the steam vent of gas collection space on cylindrical shell that waste gas and steam are formed later by the exhaust cone bucket, enter the square flue of gravity type roasting dryer outside, through the air-introduced machine forced-ventilated among atmosphere, the material of oven dry is gone into machine moisture height by outfeed belt according to material, and flue-gas temperature situation in the combustion chamber reaches the requirement to the oven dry material moisture, speed governing draws off gravity type roasting dryer, finishes whole drying course.
The ring-like material bed roasting material effect that slowly by roasting material tower and aeration tower surface the time, takes place, produce a heat exchange with material, simultaneously hot flue gas is through the gap between the roasting glassware and the passage of the setting on the aeration tower, pass through continuous motion and material bed through behind the roasting material, baking material effect takes place, produce heat exchange once more with material,, fully take away the moisture in the material through the secondary heat exchange.Dust that produces during fired coal combustion and black smoke are through the filtration of the slow mobile bed of material, and hot flue gas converts moisture discharge among atmosphere at whole heat exchanging process, need not increase cleaner, can reach dustless discharging.
The invention has the beneficial effects as follows:
1, aeration tower of the present invention adopts nonmetal refractory block to build by laying bricks or stones, puts and the burner hearth top, is in high temperate zone, does not produce distortion under the high temperature, thereby makes whole dryer life cycle long;
2, the present invention adopts multilayer roasting glassware roasting material, bakes the secondary heat exchange that combines, rate of heat exchange height, good drying effect;
3, drying course of the present invention relies on the effect of material deadweight, material is slowly moved finish drying course, need not power, and energy savings;
4. the flue gas in the drying course of the present invention passes material bed, the flue gas drying material, and material purifies flue gas again conversely, the flue gas environmentally safe that this equipment is discharged;
5, drying unit of the present invention possesses easy to manufacturely, and technology is simple, and is easy to operate.
Description of drawings
Fig. 1 is a general assembly drawing of the present invention.
The roasting material effect schematic diagram that Fig. 2 amplifies for Figure 1B of the present invention place.
The baking material effect schematic diagram that Fig. 3 amplifies for Figure 1A of the present invention place.
Fig. 4 is Fig. 1 C-C cutaway view of the present invention.
The specific embodiment
Among Fig. 1 Fig. 4, gravity type roasting dryer, mainly by cylindrical shell 1, combustion chamber 2, aeration tower 3, roasting glassware 4, side's flue 5, tripper 6, feed bin 7, threeway 8, feeding mouth 9, elbow 10, gas collecting jar with ground-on cover plate 11, circle flue 12, air-introduced machine 13, dump skip 14, outfeed belt 15 and exhaust cone bucket 16 are formed, it is characterized in that: cylindrical shell 1 is cylindrical tube, corresponding eight square flues and exhaust cone bucket 16 are provided with passage on the cylindrical tube, cylindrical shell 1 inside sets gradually combustion chamber 2 from top to bottom, aeration tower 3, roasting glassware 4 and tripper 6, uniform on cylindrical shell 1 exterior periphery eight square flues 5 are set, cylindrical shell 1 top connects feed bin 7 successively, gas collecting jar with ground-on cover plate 11, elbow 10, circle flue 12 and air-introduced machine 13, gas collecting jar with ground-on cover plate 11 connects threeway 8 one ends all around respectively, two mouths of threeway 8 other ends connect two square flues 5 respectively, and cylindrical shell 1 bottom connects dump skip 14 and outfeed belt 15.
Among Fig. 1 Fig. 2, described gravity type roasting dryer, its described roasting glassware 4 is a up-small and down-big cylinder, the cylinder bottom is uniform to be provided with four engaging lugs, engaging lug is connected with cylindrical shell 1 inwall, roasting glassware 4 with bake glassware 4 and be connected up and down, the little end of diameter is last, the end that diameter is big is descending, and is provided with airspace between roasting glassware 4 and the roasting glassware 4.
Among Fig. 1, described gravity type roasting dryer, its described feed bin 7 is that two cylindrical shapes are formed, big cylindrical shape is following, and little cylindrical shape is last, and big drum diameter is less than the diameter of cylindrical shell 1, little drum diameter equals the diameter of elbow 10, and little drum diameter left side is provided with a feeding mouth 9.
Among Fig. 1, described gravity type roasting dryer, its described gas collecting jar with ground-on cover plate 11 is a cylindrical shape, and the diameter of cylinder equals the diameter of elbow 10, and the external diameter of cylinder all around four sides is respectively arranged with circular hole.
Among Fig. 1 Fig. 3, described gravity type roasting dryer, its described aeration tower 3 is the cylinder that trapezoidal refractory brick constitutes, and is provided with passage in the middle of trapezoidal refractory brick and the trapezoidal refractory brick, trapezoidal refractory brick major part is following microcephaly upwards.
Among Fig. 1, described gravity type roasting dryer, its described exhaust cone bucket 16 is up big and down small cylindrical shape, and top major diameter is less than cylindrical shell 1 internal diameter, and top major diameter outside is connected with cylindrical shell 1 internal diameter.
Among Fig. 1, described gravity type roasting dryer, its described roasting glassware 4 can be 11 layers, also can be the 12-50 layer.
Operation principle
Shown in Figure 3 as Fig. 1 Fig. 2, material 19 promotes through elevator, enter by feeding mouth 9 in the feed bin 7 of gravity type roasting dryer inside, under the effect of tripper 6, material 19 evenly distributes and bakes glassware 4 peripheries, material 19 enters between roasting glassware 4 and the cylindrical shell 1 in the gap under the effect of self gravitation, and it is uninterrupted from top to bottom slowly mobile that material 19 forms the annular bed of material.Roasting material effect takes place in annular material 19 slowly by roasting glassware 4 surfaces and aeration tower 3 surfaces the time, produce heat exchange with material, makes the part moisture gasification in the partial material.The heat that combustion chamber 2 produces, the hot flue gas 18 that forms externally air-introduced machine 13 acts on down, rise along heat radiation aeration tower 3 and roasting glassware 4, discharge in passage through being distributed in heat radiation aeration tower 3 each layer refractory block combination and the gap between the roasting glassware 4, hot flue gas 18 relies on trapezoidal block structure, distribute hot gas along every layer of venthole, below around aeration tower 3 every layer of building block, form hot flue gas 18 rings, hot flue gas 18 rings are when slowly moving 19 layers of ring-like materials, fully mix with material 19, the moisture on material 19 surfaces and hot flue gas 18 produce heat exchange, and filter out the coal dust in the hot flue gas 18.In material 19 folding processes, under 16 effects of the exhaust cone bucket on the cylindrical shell 1, change the direction that moves down of material 19, make material 19 between exhaust cone bucket 16 rear portions and cylindrical shell 1, form bed of material plane, between exhaust cone bucket 16 rear portions and cylindrical shell 1, reach top, bed of material plane and form negative pressure gas collection space, the steam that produces after the secondary heat exchange and the effect of waste gas finished of collecting played in this space, steam and waste gas are via being arranged on the cylindrical shell 1 and the steam vent at exhaust cone bucket 16 rear portions, introducing gravity type bakes in eight air inducing side's flues 5 of dried machine drum body 1, compile through connecting threeway 8 introducing gass collecting jar with ground-on cover plate 11, by elbow 10 and circle flue 12, dependence places the effect of the outside air-introduced machine 13 of gravity type roasting dryer, and steam and waste gas are entered among the atmosphere.Form 19 layers of ring-like materials from top to bottom in the process that slowly moves, finish heat exchanging process, reach the purpose that material 19 is dried.Material 19 after the oven dry falls in the dump skip 14, according to the requirement to material 19 moisture after the oven dry, finishes discharging by outfeed belt 15 conveyings of gravity type roasting dryer bottom.
Claims (7)
1. gravity type bakes dryer, mainly by cylindrical shell (1), combustion chamber (2), aeration tower (3), roasting glassware (4), side's flue (5), tripper (6), feed bin (7), threeway (8), feeding mouth (9), elbow (10), gas collecting jar with ground-on cover plate (11), circle flue (12), air-introduced machine (13), dump skip (14), outfeed belt (15) and exhaust cone bucket (16) are formed, it is characterized in that: cylindrical shell (1) is a cylindrical tube, corresponding eight square flues and exhaust cone bucket (16) are provided with passage on the cylindrical tube, cylindrical shell (1) inside sets gradually combustion chamber (2) from top to bottom, aeration tower (3), roasting glassware (4) and tripper (6), uniform eight the square flues (5) that are provided with on cylindrical shell (1) exterior periphery, cylindrical shell (1) top connects feed bin (7) successively, gas collecting jar with ground-on cover plate (11), elbow (10), circle flue (12) and air-introduced machine (13), gas collecting jar with ground-on cover plate (11) connects threeway (8) one ends all around respectively, two mouths of threeway (8) other end connect two square flues (5) respectively, and cylindrical shell (1) bottom connects dump skip (14) and outfeed belt (15).
2. gravity type roasting dryer according to claim 1, it is characterized in that: described roasting glassware (4) is a up-small and down-big cylinder, the cylinder bottom is uniform to be provided with four engaging lugs, engaging lug is connected with cylindrical shell (1) inwall, roasting glassware (4) is connected up and down with roasting glassware (4), the little end of diameter is last, and the big end of diameter is down, and roasting glassware (4) is provided with airspace with baking between the glassware (4).
3. gravity type roasting dryer according to claim 1, it is characterized in that: described feed bin (7) is that two cylindrical shapes are formed, big cylindrical shape is following, little cylindrical shape is last, big drum diameter is less than the diameter of cylindrical shell (1), little drum diameter equals the diameter of elbow (10), and little drum diameter left side is provided with a feeding mouth (9).
4. gravity type roasting dryer according to claim 1, it is characterized in that: described gas collecting jar with ground-on cover plate (11) is a cylindrical shape, and the diameter of cylinder equals the diameter of elbow (10), the external diameter of cylinder all around four sides is respectively arranged with circular hole.
5. gravity type roasting dryer according to claim 1 is characterized in that: the cylinder that described aeration tower (3) constitutes for trapezoidal refractory brick, be provided with passage in the middle of trapezoidal refractory brick and the trapezoidal refractory brick, and trapezoidal refractory brick major part is following microcephaly upwards.
6. gravity type roasting dryer according to claim 1, it is characterized in that: described exhaust cone bucket (16) is up big and down small cylindrical shape, and top major diameter is less than cylindrical shell (1) internal diameter, and top major diameter outside is connected with cylindrical shell (1) internal diameter.
7. gravity type roasting dryer according to claim 1, it is characterized in that: described roasting glassware (4) can be 11 layers, also can be the 12-50 layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100748112A CN102200380B (en) | 2011-03-18 | 2011-03-18 | Gravitational baking-drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100748112A CN102200380B (en) | 2011-03-18 | 2011-03-18 | Gravitational baking-drying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102200380A true CN102200380A (en) | 2011-09-28 |
| CN102200380B CN102200380B (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100748112A Expired - Fee Related CN102200380B (en) | 2011-03-18 | 2011-03-18 | Gravitational baking-drying machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440743A (en) * | 2016-11-30 | 2017-02-22 | 中国矿业大学 | Low-rank coal vibration separation drying device and method |
| CN109724392A (en) * | 2017-10-27 | 2019-05-07 | 井关农机株式会社 | Crop drying machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2548262A (en) * | 1949-08-12 | 1951-04-10 | Thomas L Hintz | Grain dehydrator and mixer |
| CN2367991Y (en) * | 1999-04-09 | 2000-03-08 | 张振兴 | Efficient energy-saving vertical drying kiln |
| CN2420599Y (en) * | 2000-04-29 | 2001-02-21 | 魏山俊 | Drying tower |
| CN2620844Y (en) * | 2003-05-20 | 2004-06-16 | 周奇伟 | Vertical drying machinery |
| CN1673661A (en) * | 2005-04-15 | 2005-09-28 | 唐德顺 | Vertical dryer |
| CN101017054A (en) * | 2007-02-06 | 2007-08-15 | 宋志强 | Gravity drying machine |
| CN202008278U (en) * | 2011-03-18 | 2011-10-12 | 宋志强 | Gravity type baking dryer |
-
2011
- 2011-03-18 CN CN2011100748112A patent/CN102200380B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2548262A (en) * | 1949-08-12 | 1951-04-10 | Thomas L Hintz | Grain dehydrator and mixer |
| CN2367991Y (en) * | 1999-04-09 | 2000-03-08 | 张振兴 | Efficient energy-saving vertical drying kiln |
| CN2420599Y (en) * | 2000-04-29 | 2001-02-21 | 魏山俊 | Drying tower |
| CN2620844Y (en) * | 2003-05-20 | 2004-06-16 | 周奇伟 | Vertical drying machinery |
| CN1673661A (en) * | 2005-04-15 | 2005-09-28 | 唐德顺 | Vertical dryer |
| CN101017054A (en) * | 2007-02-06 | 2007-08-15 | 宋志强 | Gravity drying machine |
| CN202008278U (en) * | 2011-03-18 | 2011-10-12 | 宋志强 | Gravity type baking dryer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440743A (en) * | 2016-11-30 | 2017-02-22 | 中国矿业大学 | Low-rank coal vibration separation drying device and method |
| CN109724392A (en) * | 2017-10-27 | 2019-05-07 | 井关农机株式会社 | Crop drying machine |
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| Publication number | Publication date |
|---|---|
| CN102200380B (en) | 2012-11-07 |
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