CN1447087A - Cyclone hot air drier - Google Patents
Cyclone hot air drier Download PDFInfo
- Publication number
- CN1447087A CN1447087A CN02149402A CN02149402A CN1447087A CN 1447087 A CN1447087 A CN 1447087A CN 02149402 A CN02149402 A CN 02149402A CN 02149402 A CN02149402 A CN 02149402A CN 1447087 A CN1447087 A CN 1447087A
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- CN
- China
- Prior art keywords
- mud
- quill shaft
- drier
- spiral
- flow type
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/30—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotary or oscillating containers; with movement performed by rotary floors
- F26B17/32—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotary or oscillating containers; with movement performed by rotary floors the movement being in a horizontal or slightly inclined plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines 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
- F26B17/20—Machines 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/04—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour circulating over or surrounding the materials or objects to be dried
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Disclosed is a spiral-flow type hot blast dryer capable of effectively drying an object to be dried in a sludge phase such as livestock excrements or garbage. The object to be dried which is in contact with an outer periphery of a hollow shaft, and a screw blade is heated and dried by supplying hot combustion gas (hot blast) burned by a burner into the interior of the hollow shaft. The hot combustion gas discharged via a plurality of through-holes formed at the hollow shaft is in direct contact with the object to be dried. Thus, the object is disturbed, and a heat transferring passage is secured.
Description
Technical field
The present invention relates to a kind of spiral-flow type hot-air drier, its can be effectively dry object to be dried that is in the mud state, such as cattle waste or rubbish, especially relate to a kind of spiral-flow type hot-air drier, wherein, screw blade is formed on the quill shaft excircle, and the burning gases of the heat that is produced by burner directly are fed to the inside of quill shaft, and these burning gases are injected through the through hole that closes on screw blade, thereby dry mud.
Background of invention
Usually, owing to contain a large amount of moisture contents, be difficult so carry or deposit them such as the organic pollution of the excreta of the mud of sewage or waste water, domestic animal, rubbish or the like.In addition, by regeneration, the generation of leachate can cause the pollution of environment.Therefore, must use drying means to reduce moisture content.
The method of handling the pollutant of mud state comprises the microbial process that uses microorganism and utilizes heat to come the physical method of dry mud.
Disclose the physical method of mud in Korean utility model registration No. is 120836 document, the body that wherein holds mud is provided with a screw rod (screw), so that mix and slurry conveyed, hot blast enters inner with dry mud by the outside supply of body.Because the heat exchange between mud and the hot blast is low, dry efficient is lowered, and can not obtain drying fully at short notice.
Disclose another kind of physical method in Korean unexamined patent publication No. 2001-27512, wherein the inside of screw rod (screw) is full of oil, and by the electric energy heating, thereby come dry mud by the heat that deep fat produces.In addition, be to disclose another kind of physical method among the 20-204595 in Korean utility model registration No., wherein with the quill shaft of vapours feed roller, so that heating mud.Because they all use conduction heat and radiant heat to come dry mud, so the energy of importing can not be used for dry mud effectively.Like this, reduced efficiency, the rate of drying that slowed down, large-scale thereby the drier device is necessary for.
Summary of the invention
Therefore, the present invention points to a kind of spiral-flow type hot-air drier, and it has been eliminated basically because one or more problems that the limitation of correlation technique and defective produce.
An object of the present invention is to provide a kind of spiral-flow type hot-air drier, it can quicken the drying of object effectively.According to the present invention, the burning gases (hot blast) of the heat of being lighted by burner by supply enter the inside of quill shaft, make to be heated with quill shaft excircle and the contacted object to be dried of screw blade and dry.Directly contact with the object that is dried through a plurality of through hole hot combustion gas discharged of being formed on the quill shaft, this object is by disturbance (disturb), and guarantees that one heats the transmission passage.
Another object of the present invention provides a kind of spiral-flow type hot-air drier, wherein the afterflaming gas from hollow shaft end discharging is recovered and supplies with again the drier body, like this, and can dry again a large amount of mud, thereby the increase efficiency reduces arrangement space.
In order to obtain these purposes and other benefits, according to target of the present invention, as comprise at this with broadly described, a kind of spiral-flow type hot-air drier is provided, and it comprises: the drier body has feed hopper at an upper portion thereof, be used for mud is input to the top of mud configure cavities, be provided with mud outlet in its underpart, be arranged to relatively, be used to discharge the dry mud of crossing with feed hopper; Quill shaft, run through the mud configure cavities of drier body and by bearings, this quill shaft has the screw blade that is arranged on its excircle and is used for carrying and mixing mud, the a plurality of through holes that are formed on the quill shaft contiguous screw blade place are used for the burning gases of heat are injected mud, and deter seben and be used to prevent that through hole is blocked; Be installed in the driver element of drier body one end, be used to rotate quill shaft, and driver element has motor, reduction gearing and chain; Burner, the other end that it is installed in quill shaft is used to produce hot burning gases; Lid, it is contained in the drier upper part of body, and has exhaust outlet or ventilating fan, is used for discharging the burning gases that the moisture that contains with mud is finished heat exchange.
One end of quill shaft is connected on the jockey such as labyrinth seal, thereby prevents the leakage of burning gases, and the afterflaming feed tube is connected to the spray hot wind hole of drier body from an end of quill shaft.
Preferably, a distributor is installed in the other end of quill shaft, produces the burning gases that enter two quill shafts so that provide and deliver equably by burner.
The through hole of quill shaft is arranged in such a way, that is: in the quantity of the through hole of quill shaft front end greater than the number of openings that is arranged on its rear end, thereby can supply a lot of burning gases reposefully, the size of through hole that perhaps is located at the quill shaft front end is greater than the through hole that is located at its rear end, thereby can supply a lot of burning gases reposefully.
The adjuster (damper) that is used for supplying consistently with the irrelevant mud of remaining mud amount is installed in import department, is used for mud is delivered into the mud configure cavities from feed hopper.
Other benefits of the present invention, purpose and characteristic ground will be mentioned in the following description, based on following check, will become for the art technology ordinary person obviously, perhaps can understand from the practice of the present invention.By the structure of in the specification of being write and claims and accompanying drawing, pointing out in detail, can be familiar with and obtain purpose of the present invention and other benefits.
Description of drawings
Accompanying drawing of the present invention, shown in embodiment and specification be used for explaining principle of the present invention simultaneously, this accompanying drawing is included to provide to further understanding of the present invention, and combined formation the application's a part.In the accompanying drawings:
Fig. 1 is a perspective view, shows the structure according to spiral air flow type hot-air drier of the present invention;
Fig. 2 is a plane, shows spiral air flow type hot-air drier shown in Figure 1, has wherein removed lid;
Fig. 3 is the profile that the A-A line in Fig. 2 is cut open;
Fig. 4 A is an enlarged drawing, shows a part that is arranged on according to the quill shaft in the spiral air flow type hot-air drier of the present invention;
Fig. 4 B is the side view according to quill shaft of the present invention;
Fig. 5 is the side view of the driver element of the quill shaft in hot-air drier of the present invention.
The specific embodiment
At length introduce the preferred embodiments of the present invention now, its example is shown in the drawings.
Fig. 1 is a perspective view, shows the structure according to spiral air flow type hot-air drier of the present invention; Fig. 2 is a plane, shows spiral air flow type hot-air drier shown in Figure 1, has wherein removed lid; Fig. 3 is the profile that the A-A line in Fig. 2 is cut open; Fig. 4 A and Fig. 4 B are local figure, show a part that is arranged on according to the quill shaft in the spiral air flow type hot-air drier of the present invention.
Shown in Fig. 1 to 5, two quill shafts 20 that rotatably pass that are provided with drier body 10 and set within it from the mud configure cavities.Drier body 10 comprises: feed hopper 11 at an upper portion thereof is used to import mud; In the mud outlet 12 of its underpart, itself and feed hopper 11 are oppositely arranged, and are used to discharge the dry mud of crossing.
The adjuster 14 that is used for supplying consistently with the irrelevant mud of the residual quantity of mud is arranged on import department, so that mud is sent into the mud configure cavities from feed hopper 11, as shown in Figure 3.Adjuster 14 is applicable to the top of encirclement (enclose) screw blade 21, and can not interfere the rotation of quill shaft 20.Particularly, adjuster 14 is by the cambered plate manufacturing of the middle upper portion of surrounding screw blade 21.Any shape can be made in the lower end of adjuster 14, and can flatly form the same high with the upper end of screw rod 21.
Although in this description with show the spray hot wind hole 13 of concentrating at the part place of drier body 10, this hole can be arranged on the whole mud configure cavities of drier body 10 equably.
Although, the through hole shown in Fig. 4 b 22 and deter seben 23 with each pitch at screw blade in three be located on quill shaft 20 and the screw blade 21, but through hole 22 can change in 1 to 6 scope with the quantity that deters seben 23, and this depends on the diameter of quill shaft 20 and screw blade 21.
End at drier body 10 is provided with driver element, is used for rotating quill shaft 20, as shown in Figure 5.This driver element comprises: motor 40, be used to reduce the reduction gearing 41 of the rotary speed of motor 40, and chain 42 is used to transmit the driven wheel 43 and the driven gear 44 of revolving force.As illustrated in fig. 1 and 2, because two quill shafts 20 are arranged in the drier body, driven wheel 43 and driven gear 44 engagements so driven wheel 43 and driven gear 44 direction of rotation separately are opposite each other, thereby have increased transmission, mixing and dry efficient.
In addition, be provided with a lid 50 on the top of drier body 10, it removably covers the top of drier body 10.Lid 50 has an exhaust outlet 51 and ventilating fan 52, the burning gases that cooled off so that release is carried out heat exchange with the steam that is produced by mud.Exhaust outlet 51 or ventilating fan 52 must be controlled, so that the steam that discharging is produced by object to be dried, because according to the kind of object, its moisture content is different.
Structure according to spiral-flow type hot-air drier of the present invention, the motor 40 that is installed in the driver element of drier body 10 1 ends is driven, simultaneously, burner 30 is started, by the driving force that the motor 40 by driver element produces, reduction gearing 41, chain 42, driven wheel 43 and driven gear 44 turn round simultaneously.Two pairs of quill shafts 20 that are made of driven wheel 43 and driven gear 44 rotate according to opposite directions.At this moment, quill shaft 20 is usually according to driven object, and the rotary speed with about 1 to 4rpm is rotated.
Because the burning of fuel is distributed by distributor 31 equably by the burning gases of the heat that burner 30 produces, and is supplied the inside of the quill shaft 20 that enters rotation.Infeed the through hole 22 of the burning gases of quill shaft 20, the injected mud configure cavities that enters drier 10 through quill shaft 20.When quill shaft 20 rotates between distributor 31 and afterflaming feed tube 24, by labyrinth seal, quill shaft 20 is connected on distributor and the afterflaming feed tube 24, thereby prevents the combustion gas leakage supplied with by burner 30.
When because driver element and burner 30 and when heating hot-air drier of the present invention in advance, infeeded the feed hopper 11 of drier body 10 if heated object is a mud, mud just is sent to the mud outlet 12 of the far-end that is positioned at drier body 10 by the screw blade 21 of rotation quill shaft 20.Mud in feed hopper 11 is supplied with consistently by adjuster 14, does not depend on remaining mud amount in feed hopper.
When the mud in feed hopper 11 is transported to the mud configure cavities, it at first comes dry by conduction heat or the radiant heat that screw blade 21 produces, next burning gases by the heat that the through hole 22 that passes quill shaft 20 sprays comes drying, and wherein mud is obtained heat transfer pathway by disturbance.
Especially, at the early stage drying stage of mud, the part that mud is supplied with the quill shaft 20 of mud configure cavities from feed hopper 11 at first is provided with the through hole that forms than other parts on the quill shaft and more manys and bigger through hole 22, thereby can supply more hot gas.
Because quill shaft 20 rotate continuously, so the mud that moves to drier body 10 at mud exports in 12, mud is by drying little by little.When mud passes the mud configure cavities, burning gases are discharged by the through hole 22 of quill shaft 20, and along afterflaming feed tube 24, residual gas spray-hole 13 by drier body 10 will be delivered to the mud configure cavities again at the afterflaming gas in the quill shaft 20, so that use for mud.
According to the degree of drying of mud, the cold burning gases (hot blast) that carry out heat exchange with the steam that evaporates from mud are released by the exhaust outlet 51 and the ventilating fan 52 of lid 50.
Above-mentioned spiral-flow type hot-air drier is to have two one-level driers of the quill shaft of contact each other.Under the situation of the moisture content that reduces object to be dried, can be according to spiral-flow type hot-air drier of the present invention by on the top that a drier is placed on another drier or horizontally disposedly step by step be configured to two-stage or multiple-stage drier, thus dry posteriorly from mud outlet 12 discharge through the dry object of crossing first.
By dwindling the width of drier body 10, can provide only quill shaft 20 with channel shape.At this moment, construct driver element in such a way, that is: directly be sent to quill shaft 20 by reduction gearing 41 and chain 42 energy delivered.The a plurality of adjusters that are used to control exhaust outlet can be connected to one in the side of drier body, and ventilating fan or vavuum pump can be located at the end of adjuster.
According to above-mentioned device, according to spiral-flow type hot-air drier of the present invention, the burning gases (hot blast) of the heat of being lighted by burner by supply enter the inside of quill shaft, and the object that is dried that contact with the excircle and the screw blade of quill shaft is heated and drying.Directly contact the object that is dried through a plurality of through hole hot combustion gas discharged that are formed on the quill shaft.Therefore, this object is by disturbance, and the acquisition heat transfer pathway, thereby quickens the drying of object effectively.
In addition, owing to be recovered, and supply with the drier body again by the afterflaming gas of the terminal discharging of quill shaft, thus can dry again a lot of mud, thus improve the efficient of energy, and reduce arrangement space.
The embodiment of front only is exemplary, it can not be construed as limiting the invention.The present invention can easily be applied to the device of other types.Description of the invention is in order to explain, rather than the scope of restriction claim.For those skilled in the art, other many changes, improvement and variation are obvious.
Claims (8)
1, a kind of spiral-flow type hot-air drier, it comprises:
The drier body has feed hopper at an upper portion thereof, is used for mud is input to the top of mud configure cavities, is provided with mud outlet in its underpart, is arranged to relatively with feed hopper, is used to discharge the dry mud of crossing;
Quill shaft passes the mud configure cavities of drier body and by bearings, this quill shaft has the screw blade that is arranged on its excircle, is used for carrying and mixing mud; Be formed on a plurality of through holes at contiguous screw blade place on the quill shaft, be used for the burning gases of heat are injected mud; And, deter seben, be used to prevent that through hole is blocked;
Driver element is installed in drier body one end, be used to rotate quill shaft, and this driver element has motor, reduction gearing and chain;
Burner is installed in the other end of quill shaft, is used to produce the burning gases of heat;
Lid is contained in the drier upper part of body, and has exhaust outlet or ventilating fan, is used for discharging the burning gases that the moisture that contains with mud is finished heat exchange.
2, spiral-flow type hot-air drier as claimed in claim 1, it is characterized in that, one end of this quill shaft is connected on the jockey such as labyrinth seal, thereby prevent the leakage of burning gases, the afterflaming feed tube is connected to the spray hot wind hole of drier body from an end of quill shaft.
3, spiral-flow type hot-air drier as claimed in claim 1 is characterized in that, two quill shafts are set, thereby the direction of rotation of diaxon is opposite each other.
4, spiral-flow type hot-air drier as claimed in claim 3 is characterized in that, distributor (31) is installed in the other end of quill shaft, produces the burning gases that enter two quill shafts so that provide and deliver equably by burner (30).
5, spiral-flow type hot-air drier as claimed in claim 1, it is characterized in that, the through hole of quill shaft is arranged in such a way, that is: in the quantity of the through hole of quill shaft front end greater than in its back-end number of openings, thereby can supply a lot of burning gases reposefully.
6, spiral-flow type hot-air drier as claimed in claim 1, it is characterized in that, the through hole of quill shaft is arranged in such a way, that is: the size of through hole that is located at the quill shaft front end is greater than in its back-end through hole, thereby can supply a lot of burning gases reposefully.
7, spiral-flow type hot-air drier as claimed in claim 1 is characterized in that, in import the adjuster of supplying mud with remaining mud amount irrespectively, consistently is installed, and is used for mud is delivered into the mud configure cavities from feed hopper.
8, spiral-flow type hot-air drier as claimed in claim 1 is characterized in that, the mud outlet of a drier body is positioned on the feed hopper of another drier body, thereby forms multiple-stage drier.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2002-0016197A KR100436985B1 (en) | 2002-03-25 | 2002-03-25 | Spiral and axial heat flow type dryer |
| KR0016197/2002 | 2002-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1447087A true CN1447087A (en) | 2003-10-08 |
| CN1214228C CN1214228C (en) | 2005-08-10 |
Family
ID=28450067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021494029A Expired - Lifetime CN1214228C (en) | 2002-03-25 | 2002-11-13 | Cyclone hot air drier |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3665782B2 (en) |
| KR (1) | KR100436985B1 (en) |
| CN (1) | CN1214228C (en) |
| TW (1) | TWI254786B (en) |
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| JPS62172179A (en) * | 1986-01-25 | 1987-07-29 | 株式会社クボタ | Spiral carrying type drier |
| KR0120836B1 (en) * | 1994-10-05 | 1997-10-29 | 한병기 | Fluidized bed-screw hybrid drier |
| US5678323A (en) * | 1995-11-01 | 1997-10-21 | Domingue; Hille | Apparatus and method for controlled drying of sludge |
| KR20020018462A (en) * | 2000-09-02 | 2002-03-08 | 김정곤 | Solid drier |
| KR20010035103A (en) * | 2000-12-23 | 2001-05-07 | 임정홍 | Hot air dryer of screw conveyor with impeller |
-
2002
- 2002-03-25 KR KR10-2002-0016197A patent/KR100436985B1/en active IP Right Grant
- 2002-10-04 TW TW091123019A patent/TWI254786B/en not_active IP Right Cessation
- 2002-11-13 CN CNB021494029A patent/CN1214228C/en not_active Expired - Lifetime
- 2002-11-27 JP JP2002343898A patent/JP3665782B2/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN1214228C (en) | 2005-08-10 |
| TWI254786B (en) | 2006-05-11 |
| KR20030077226A (en) | 2003-10-01 |
| JP3665782B2 (en) | 2005-06-29 |
| KR100436985B1 (en) | 2004-06-23 |
| JP2003287371A (en) | 2003-10-10 |
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