WO2000019160A1

WO2000019160A1 - Ascending kiln type drying apparatus and furnace equipped with same

Info

Publication number: WO2000019160A1
Application number: PCT/JP1999/005240
Authority: WO
Inventors: Yaichiro Moriguchi
Original assignee: Moriguchi, Kei
Priority date: 1998-09-25
Filing date: 1999-09-24
Publication date: 2000-04-06
Also published as: JP2000097416A; CN1286748A; KR20010032414A

Abstract

An ascending kiln type drying apparatus and a furnace equipped with the same wherein heat supplied from heat supply means is utilized for the drying of an object to be treated, etc. In the ascending kiln type drying apparatus and the furnace equipped with the same, a plurality of supports disposed in a housing to support the object and move it downward are installed at different positions, making in it possible to secure a space between the inner wall surface of the housing and the support, securing a sufficient heat channel, so that even if the object contains much moisture, like garbage, it can be treated in large amounts, speedily and efficiently.

Description

Specification

Up kiln type drying apparatus and furnace provided with the same

Technical field

The present invention relates to an up kiln type drying apparatus and a furnace having the same, and more particularly to an up kiln type drying apparatus for drying an object to be processed by utilizing heat from a heat supply means and a furnace having the same. About.

Background art

Incinerators must burn a large amount of heat when burning objects that contain large amounts of water, such as garbage, moist wood chips, and cut vegetation, requiring a great deal of energy and time. It required enormous costs such as consumption. Accordingly, the present inventor has set up a preheating device at the top of an incinerator, and uses the heat generated from the incinerator to dry the object to be treated. Invented the device (Japanese Patent Application Laid-Open No. 9-222122).

In this preheating device, a plurality of receivers that can receive the incinerated material are arranged at the same position along the vertical direction below the opening where the incinerated material is charged. Objects are allowed to dry while moving in the receiver.

However, in this preheating device, since a plurality of holders are arranged in the main body at the same position along the vertical direction, the part in which a heat flow path is to be formed is narrow, and especially a large amount of When things are thrown in at once, the heat that rises from below is easily cut off inside the equipment. In particular, if the heat flow path is interrupted at the lower position, the heat flow path above it cannot be secured, making it difficult to achieve sufficient drying. It was necessary to make adjustments each time so that the dosing speed, dosing amount, etc. became appropriate. Therefore, it is not always possible to process a large amount of workpieces with high efficiency. That said, there was room for improvement.

Subsequently, as a result of the inventor's diligent improvement efforts, it is extremely important to secure a sufficient heat flow path in advance to quickly process the object to be processed. It was also found to be extremely favorable for processing.

Therefore, an object of the present invention is to solve the above-mentioned problems of the prior art, to secure a sufficient heat flow path, and to treat a large amount of water-containing objects such as garbage. Another object of the present invention is to provide an ascending kiln-type drying apparatus capable of efficiently treating and an oven using the same. Disclosure of the invention

The above object is achieved by the invention described in the claims.

That is, a configuration of the up kiln type drying apparatus according to the present invention includes: a housing having an opening for receiving the object to be processed; a discharge portion located below the opening to discharge the object to be processed; and the opening. And a plurality of receiving members disposed between the discharge portion and the housing, for receiving the object to be processed and moving the object downward.

The plurality of receiving members are arranged alternately at different positions along the vertical direction in the housing.

According to this, since the plurality of receiving members are arranged at mutually different positions along the vertical direction in the housing, a space can be secured between the inner wall surface of the housing and the receiving members. As a result, an ascending kiln type dryer that can secure a sufficient heat flow path and efficiently process a large amount of water, such as garbage, at a high speed and efficiently, even for objects to be treated. We were able to. Further, when the object to be processed is dried, the water content disappears and the total volume of the object to be processed is remarkably reduced. Another ascending kiln type drying apparatus according to the present invention is characterized in that the plurality of receivers are arranged side by side in a vertically inclined state in the housing.

In this manner, by arranging them side by side in a vertically inclined state, a space can be secured between the inner wall surface of the housing and the receiving member. As a preferred embodiment of the present invention, the opening of the housing Some have closing means that can close the door.

According to this, the opening can be opened and closed by the closing means, so that the opening is opened only when the object to be processed is charged, and the opening is closed after the object is injected. By closing the opening, heat flow can be prevented from coming out of the opening.

As another preferred embodiment of the present invention, when a plurality of receivers are alternately arranged at different positions along the vertical direction in the housing, the receiver can receive the object to be processed. In some cases, the device includes a plate-shaped portion and a center axis of rotation of the plate-shaped portion, and the plurality of receiving members are arranged so as to be sequentially rotatable in opposite directions from the opening.

As described above, by adopting a configuration in which the object to be processed is received in the rotatable holder, the rotation speed of the receiver can be controlled to change the heating / drying time depending on the type of the object to be processed. . As a result, more sufficient heating and drying can be performed.

In the case where a plurality of receiving members are arranged side by side in a vertically inclined state in the housing, the plurality of receiving members may be arranged so as to be sequentially rotatable in the same direction from the opening side. I just need.

As still another preferred embodiment of the present invention, in a case where a plurality of receivers are alternately arranged at different positions along the vertical direction in the housing. The receiving tool is constituted by a conveyor on which the object to be processed can be mounted, and the plurality of conveyors are arranged so as to be sequentially driven in opposite directions from the opening side.

By using a conveyor, a sufficient path for heating and drying can be taken, and as a result, the object to be processed can be retained in the heating atmosphere for a long time, so that heating and drying can be more fully performed. It can be performed. When a plurality of conveyors are arranged side by side in a vertically inclined state in the housing, the plurality of conveyors are arranged so as to be sequentially drivable in the same direction from the opening side. Just do it. The furnace according to the present invention includes an up kiln type drying apparatus having the above-described characteristic configuration, and further includes a heat supply unit below the up kiln type drying apparatus.

According to this configuration, the object to be processed is heated and dried in advance by an up kiln type drying apparatus and then incinerated by a heat supply means. Therefore, even when a large amount of water-containing objects, such as garbage, are to be treated, they can be treated efficiently.

As a preferred embodiment of the present invention, there is an embodiment provided with a feeding means for receiving the object to be processed and moving the object to a position different from the receiving position below the plurality of receiving members.

The receiving position of the workpiece is also the position where the heat flow from the heat supply means rises. A sufficient heat flow path toward can be secured.

As another embodiment of the present invention, it is possible to reduce dioxins contained in flue gas by connecting a secondary combustion furnace downstream of the heat flow path. Yes, preferably, if the secondary combustion furnace is capable of heating to at least 100 ° C. (more preferably, 1200 ° C.) or more, the dioxins and the like can be more effectively used. Toxic substances and odors can be decomposed and their emission can be prevented.

In the treatment according to the present invention, when an object to be treated is dropped from above, the aggregate is heated while loosening the aggregate, and a sufficient heat flow path is secured. This is preferable because it is possible to prevent dioxins from being discharged reliably. BRIEF DESCRIPTION OF THE FIGURES

FIG. 1 is an overall configuration diagram of the incinerator according to the first embodiment,

FIG. 2 is a diagram showing a configuration of an up kiln type drying apparatus according to the first embodiment, FIG. 3 is an overall configuration diagram of an incinerator according to a second embodiment,

FIG. 4 is a configuration diagram of an up kiln type drying apparatus according to the third embodiment,

FIG. 5 is a configuration diagram of an up kiln type drying apparatus according to a fourth embodiment.

BEST MODE FOR CARRYING OUT THE INVENTION

<1> Incinerator according to the first embodiment

An embodiment of an up kiln type drying apparatus and a furnace equipped with the same according to the present invention will be described in detail with reference to the drawings.

FIG. 1 shows a vertical cross-sectional structure of an incinerator, which is an example of a furnace provided with an up kiln type drying device. In the incinerator 1, a gas burner 2 which is a kind of heat supply means is provided on a side of a lower combustion chamber 19 (primary combustion furnace). Further, at the upper part, a heat outlet 5 for sending the heat of the gas burner 2 toward the upper kiln-type drying device 3 (heat treatment device), and a receiving hole 4 for the heat-treated material dropped from above are provided. It has a fire resistant structure as a whole. It is convenient if an outlet 6 is provided at the lower part to facilitate taking out the heat-treated product to the outside. In addition, the receiving port 4 for the heat-treated material is not always necessary, and a configuration may be adopted in which the workpiece A that has been treated in the up kiln type drying device 3 is discharged outside the furnace. Above the incinerator 1, an ascending kiln type drying device 3 for heating the workpiece A is disposed. Between the ascending kiln type drying device 3 and the incinerator 1, there is an ascending kiln type drying device. A gutter 8 having a semicircular cross section for receiving the processed material A is provided so as to prevent the processed material from the drying device 3 from dropping to the heat discharge port 5. On the gutter 8, there is arranged a delivery device 7 for moving the workpiece A, so that the falling heat-treated material is sent out to the heat-treated material receiving port 4 of the incinerator to be injected. ing. The gutter 8 is formed in a mesh shape so that the heat flow can easily pass therethrough.

The delivery device 7 is driven by an electric motor M 1, and includes a screw conveyor 9 for moving the workpiece A dropped from the kiln-type drying device 3 from one side to the other. It is configured. However, the delivery device 7 may be of a type that can be operated mechanically or manually instead of electrically, and instead of the screw conveyor 9, a heat-resistant cable-type or belt-type conveyor is provided. May be provided. The transfer of the object A is more reliable than the screw conveyor, which is preferable. An upward kiln type drying device 3 capable of receiving the object to be processed A is erected above the delivery device 7. In the case of the present embodiment, the up kiln type drying device 3 is integrally connected to an outer frame 10 that covers the entire outside of the incinerator 1, and is configured. However, the outer frame 10 is not necessarily required. It is sufficient if it is located at a position where the waste heat of incinerator 1 can be used.

As shown in Figs. 1 and 2, the ascending kiln type drying device 3 has a plurality of (four in the figure) receivers 11 inside a rectangular cylindrical housing 12 in the vertical direction (vertical direction). ) The position is alternately deviated. The receiving member 11 is formed at one upper end of the rectangular tubular housing 12 and is directly below an opening 13 that receives the workpiece A, and is connected to an outer end of the opening 13. The first receiving member 1 1 1 attached to the outer wall of the housing 12 and the opening 13 below the first receiving member 1 1 1 are provided close to the outer wall of the housing 12 on the other end side. A second receiver 1 1 2, a third receiver 1 13 provided between the heat receiver 14 immediately below the first receiver 11 1, and a second receiver And a fourth receiving member 114 provided immediately below the member 112 with a heat flow path 14 therebetween. Of course, the number of the receivers 11 is not limited to this, and a larger or smaller number may be arranged according to the processing capacity. As described above, the first to fourth receiving members 1 1 1 to 1 14 are alternately arranged in the vertical direction in the housing 12 of the ascending kiln type drying device 3, so that a sufficient space is provided. The heat flow path 14 is formed in a meandering shape.

From the first receiver 1 1 1 to the second receiver 1 1 2, from the second receiver 1 1 2 to the third receiver 1 1 3, from the third receiver 1 1 3 to the fourth Guides 12 a for guiding the workpiece A are provided in the receiving tools 114. Immediately below the fourth receiving member 1 14, a partition portion 12 b is formed in the housing, the right side of which functions as a heat flow path 14, and the left side of the fourth receiving member 11 4 It functions as a discharge section 15 for the workpiece A that has fallen.

FIG. 2 shows the details of the receiver 11. The first receiving member 111 has a rotation center axis 111a and eight plate-like parts 111b extending radially from the rotation center axis 111a. The same applies to the other receivers 11. The workpiece A can be received between the plate-shaped portion 1 1b and the plate-shaped portion 1 1 1b. Is wearing. The driven sprockets 21, 22, 23, 24 are coaxially provided with the center axis of rotation of each receiving member 11, and the driven sprockets 25, 26, and the drive sprocket 27 are further provided. The drive chain 28 is stretched between them. An electric motor M2 is connected to the drive sprocket 27, and drives the drive chain 28 clockwise in FIG. As a result, the first and third receivers 111, 113 rotate clockwise, and the second and fourth receivers 112, 114 rotate counterclockwise.

Further, a first shutter 17 as a closing means that can be opened and closed is attached to the opening 13 into which the object to be processed is inserted, and after a predetermined amount of the object to be processed is input, the first shutter 17 is opened. 7 is shut off, and the inside of the up kiln type drying device 3 is brought into an incomplete combustion state, so that the object A can be carbonized. The first shutter 17 has a first shirt 17a and a second shirt 17b which can be independently opened and closed in the horizontal direction. The evening shirt may be one.

A smoke exhaust opening 16 is formed in the upper part of the housing 12 so that smoke can be exhausted at all times. A heat insulating material may be provided on the outer periphery of the housing 12.

The smoke exhaust opening 16 is further connected to a secondary combustion furnace 30 provided with a burner 31, and gas components such as smoke exhaust and steam are discharged from the chimney 32 to the atmosphere. The secondary combustion furnace 30 is heated to 100 ° C. or higher, preferably 1200 ° C., whereby harmful substances such as dioxins are surely decomposed and their emission is reduced. It can be suppressed as much as possible. Incidentally, the inside of the up kiln type drying apparatus 3 is maintained at about 600 ° C., and the inside of the combustion chamber 19 is maintained at about 900 ° C.

Next, the operation of the combustion furnace 1 described above will be briefly described. First, Gasba The combustion chamber 19 is preheated for about 20 minutes by the heater 2. Next, the first shirt 17a is set to the closed position, and the second shirt 17b 17b is set to the open position. Then, the workpiece A is put into the opening 13. After the insertion, when the first shutter plate 17a is moved to the open position, the object to be processed A is sequentially input into the upward kiln type drying device 3. When all the objects to be processed A have been loaded, the second shirt 17b 17b is moved to the closed position. The object to be processed A is moved from the first receiving member 111 to the fourth receiving member 114 in order. In the meantime, by passing through the heat flow path 14, the object to be treated A such as garbage, which is heated and dried by being heated and dried, can be dried to the level of general garbage. Further, by providing the first shirt 17, it is possible to prevent the heat flow from coming out of the opening 13.

The workpiece A dropped from the fourth receiver 114 is received at the receiving position 7a of the delivery device 7, and is transferred by the screw conveyor 9 from right to left in FIG. The workpiece A sent out from the screw conveyor 9 drops from the receiving port 4 and is sent into the combustion chamber 19. Thus, the object A is completely incinerated by the gas burner 2.

When the material to be treated A is a lump solid such as garbage such as garbage, when it is thrown in from the opening 13 of the ascending kiln type drying device 3, the tip or surface of the plate-like portion 1 1 1b And breaks down into smaller, lumpy solids. In order to enhance such a function, the tip of the plate-shaped portion 11 lb can be formed into various shapes such as a sharp shape. Material A can be widely used for cutting, lawn garbage, and other items that need to be incinerated. For example, it can be applied to coffee and fruit pomace, beer hops, okara, mandarin orange, garbage, vegetables and other processed food leftovers, various leaves, lawns and wood chips, and even livestock excrement. Furthermore, infectious waste such as syringes and vinyl devices that are discarded can be treated as a waste treatment generated in hospitals and the like. Furthermore, it can be applied to used disposable diapers, gauze, bandages and the like. As described above, the incinerator of the present embodiment exerts a great effect particularly when the object to be treated A contains moisture.

<2> Incinerator according to second embodiment

Next, the configuration of the incinerator according to the second embodiment will be described with reference to FIG. Members having the same functions as those of the first embodiment shown in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted. The ascending kiln type drying apparatus 3 shown here uses a mesh-shaped conveyor that easily allows a heat flow to pass as the receiver 11. In the receiving device 11, the first conveyor 115, the second conveyor 116, and the third conveyor 117 are arranged at different positions along the vertical direction from the opening 13 side. They are arranged in a zigzag pattern. The first conveyor 115 has sprockets 115a and 115b and a conveyor belt 115c wound around these sprockets 115a and 115b. The same applies to other conveyors. The first and third conveyors 115, 117 are driven so that the moving direction of the upper part of the conveyor belts 115c, 117c is from right to left in FIG. The upper part of the conveyor belt 116c of the conveyor 116 is configured to move from left to right.

With the above configuration, a space for forming the heat flow path 14 can be secured on the left side of the first conveyor 115 and on the right side of the second conveyor 116. Further, by adopting the conveyor system, the residence time of the workpiece A can be made longer as compared with the configuration of the first embodiment, and the height of the up kiln type drying apparatus 3 can be reduced. Further, by lowering the height, it is possible to bury the portion below the opening 13 of the up kiln type drying device 3 in the soil.

In addition, sprockets 30, 31, 32, 3 3, 3 4, drive chain 35, and electric motor M 3 are provided, and the receiving device 11 of the second embodiment uses a conveyor, so that a sufficient path for heating and drying is provided. There is an advantage that the length can be taken. In addition, the number of conveyors and the driving speed may be appropriately changed according to the type of the workpiece A.

A bypass path 40 for forming a heat flow path as shown by a two-dot chain line may be provided on the right side of FIG. Thereby, the formation of the heat flow path becomes more reliable.

<3> Up kiln type drying apparatus according to the third embodiment

Next, the configuration of an up kiln type drying apparatus according to a third embodiment will be described with reference to FIG. In the upward kiln-type drying device 3, the first receiver 111, the second receiver 112, and the third receiver 113 are arranged side by side in a vertically inclined state. As a result, a space for the heat flow path 14 can be formed on the left side of each of the receivers 111, 112, 113. The configuration of this receiver 11 may be the same as that of the first embodiment. Each of the plurality of receivers 11 is driven to rotate counterclockwise. The outer diameter of the housing 12 is also formed in an inclined cylindrical shape corresponding to the inclined arrangement of the receiving member 11. It is preferable that the inclination angle 0 of the arrangement of the receiver 11 be larger than 45 degrees.

<4> Up kiln type drying device according to the fourth embodiment

Next, the configuration of an up kiln type drying apparatus according to a fourth embodiment will be described with reference to FIG. In the upstream kiln type drying apparatus 3, a plurality of receivers 11 include a first conveyor 1 15, a second conveyor 1 16, a third conveyor 1 17, and a fourth conveyor 1 18. , Are arranged side by side in a vertically inclined state. Thereby, a space for the heat flow path 14 can be formed on the left side of each of the conveyors 115 to 118. The configuration of the receiving device 11 is the third embodiment. May be the same as Each of the plurality of receivers 11 is driven to rotate counterclockwise. The outer diameter of the housing 12 is also formed in a tubular shape that is inclined corresponding to the inclined arrangement of the receiving member 11. It is preferable that the inclination angle S of the arrangement of the receiver 11 be a gentle angle of about 30 degrees.

Advantages common to the incinerators (upward kiln type drying apparatuses) according to the above-described first to fourth embodiments will be described below.

(a) The portion of the housing 12 is the neck of the flue, which was conventionally regarded as the outlet, and the treated object A is not considered as a heat outlet, but as a heat outlet. It heats and dries and encourages changes in the basic concept of conventional incinerator design.

(b) Since the combustion chamber 19, which is the primary combustion furnace, is operated continuously at 900 ° C and the secondary combustion furnace 30 is operated at 1200 ° C, the generation of dioxins and the like is extremely suppressed, The smoke is reduced or rendered harmless.

(c) By-products A such as garbage are dried to the extent of general garbage and then incinerated before they reach the combustion chamber 19, so that fuel efficiency can be significantly reduced.

(d) Since the object A is dropped into the housing 12 and dropped into the combustion chamber 19 while being separated, the drying is accelerated, and the large amount of the object A can be processed.

<5> Other alternative embodiments

As the heat supply means, various heat generation sources such as an electric heat type can be employed in addition to the gas burner described above.

As the furnace, in addition to incinerators, various types of heating furnaces can be used. In other words, any furnace that can be used for heating the object to be treated instead of releasing the heat generated from these heating furnaces into the atmosphere can be used. The invention can be applied. A large number of projections may be provided on the surface of the plate-shaped portion of the receiving member 11 so that the object A falling from above is colliding with the object A to break the object A. As a result, the object A can be subdivided to increase the surface area, absorb surrounding hot air, and promote evaporation of water.

Claims

The scope of the claims

1. A housing having an opening for receiving an object to be processed, a discharge portion located below the opening and discharging the object to be processed, and disposed in the housing between the opening and the discharge portion. In an ascending kiln type drying apparatus provided with a plurality of receiving devices for receiving the object to be processed and moving the object downward together,

The ascending kiln type drying apparatus, wherein the plurality of receivers are alternately arranged at different positions along the vertical direction in the housing.

2. A housing having an opening for receiving the object to be processed, a discharge portion located below the opening and discharging the object to be processed, and disposed in the housing between the opening and the discharge portion. In an ascending kiln type drying apparatus provided with a plurality of receiving devices for receiving the object to be processed and moving the object downward together,

The ascending kiln type drying apparatus, wherein the plurality of receiving members are arranged side by side in the housing in a vertically inclined state.

3. The up kiln type drying apparatus according to claim 1, further comprising a closing means capable of closing an opening of the housing.

4. The receiving device includes a plate-shaped portion capable of receiving the object to be processed, and a rotation center axis of the plate-shaped portion, and the plurality of receiving devices are sequentially rotated in opposite directions from the opening side. The up kiln type drying apparatus according to claim 1 or 3, wherein the apparatus is arranged so as to be capable of being disposed.

5. The receiving device includes a plate-shaped portion capable of receiving the object to be processed and a rotation center axis of the plate-shaped portion, and the plurality of receiving devices are sequentially rotated in the same direction from the opening side. The up kiln type drying apparatus according to claim 2 or 3, wherein the drying apparatus is arranged so as to be capable of being placed.

6. The ascending device according to claim 1, wherein the receiving member is constituted by a conveyor on which the object to be processed can be mounted, and the plurality of conveyors are arranged so as to be sequentially driven in opposite directions from the opening side. Kiln type drying equipment.

7. The ascending device according to claim 2, wherein the receiving member is configured by a conveyor on which the workpiece can be mounted, and the plurality of conveyors are arranged so as to be sequentially driven in the same direction from the opening side. Kiln type drying equipment.

8. A furnace provided with the up kiln type drying apparatus according to any one of claims 1 to 7, and a heat supply means below the up kiln type drying apparatus.

9. The furnace according to claim 8, further comprising: a delivery unit that receives the workpiece and moves it to a position different from the receiving position below the plurality of receiving tools.

10. The furnace according to claim 8 or 9, wherein a secondary combustion furnace is connected downstream of the heat flow path.

11. The furnace according to claim 10, wherein said secondary combustion furnace is capable of being heated to at least 100 ° C or more.

Claims of amendment

[17/19/99/17/17/29/17 (17.12.92) Accepted by the International Bureau: Scope of claims at the time of filing of application: 1, 4, 6, 8, and 10 were amended; No change in claims. (Page 3)]

1. (After the correction) A housing having an opening for receiving the object to be processed, a discharge portion located below the opening and discharging the object to be processed, and a housing between the opening and the discharge portion, inside the housing. And a plurality of receiving members arranged to receive the object to be processed, disassemble it into small pieces, and proceed downward.

An ascending kiln type drying apparatus in which the plurality of receivers are alternately arranged in the housing at different positions along a vertical direction to form a heat flow path between the receiver and the housing,

A smoke exhaust opening is provided adjacent to the opening located above the housing, and a secondary combustion furnace capable of decomposing harmful substances can be connected to the smoke exhaust opening. An ascending kiln type drying device, which is set up near the upper part of the heating furnace.

2. (after correction) a housing having an opening for receiving the object to be processed, and a discharge portion located below the opening and discharging the object to be processed, and a housing provided between the opening and the discharge portion in the housing. And a plurality of receiving members arranged to receive the object to be processed, disassemble it into small pieces, and proceed downward.

In an ascending kiln type drying apparatus in which the plurality of receivers are arranged side by side in a vertically inclined state in the housing,

3. (After amendment) 3. The ascending struggle according to claim 1 or 2, further comprising a closing means capable of closing the opening of the housing, and wherein an inner diameter of the housing below the closing means is enlarged. Mold drying equipment.

4. (After Correction) The Receiver has a plate-shaped portion capable of receiving the object to be processed and a rotation center axis of the plate-shaped portion, and the plurality of receivers are sequentially in opposite directions from the opening side. 4. The ascending kiln type drying apparatus according to claim 1, wherein the apparatus is rotatably arranged at the same time by a driving transmission means driven by the driving means.

6. (After the correction) The receiver is constituted by a conveyor on which the object to be processed can be mounted, and the plurality of conveyors are sequentially driven in the opposite direction from the opening side by a driving means for driving. 4. The up kiln type drying device according to claim 1, wherein the drying device is arranged so as to be driven simultaneously by a transmission means.

8. (After correction) The up kiln type drying apparatus according to any one of claims 1 to 7 is provided immediately above and in close proximity thereto, and the up kiln type drying apparatus is provided immediately below the up kiln type drying apparatus. A heat supply means is provided which is surrounded by an outer frame so as to have a cross-sectional area larger than the cross-sectional area of the housing to be constituted, and heat from this heat supply means is supplied to the upward kiln type drying apparatus. Furnace.

10. (After correction) The heat supply means is an incinerator, and harmful substances generated from the incinerator can be decomposed into a smoke exhaust opening provided close to an opening located above the housing. 10. The furnace according to claim 8, wherein said furnace is connected to a secondary combustion furnace.

11. The furnace of claim 10 wherein said secondary combustion furnace is capable of heating to at least 1000 ° C. or higher.

Statement under Article 19 of the Convention

Claims 1, 2, and 8 clarify that the heat of the immediately adjacent heating furnace is directly applied while decomposing the object to be processed into small pieces.

The vertical dryer in the cited example (JP, 5 2-0 90 76 3, U) does not directly apply the heat of the heating furnace directly below, and the blade member does not decompose the material to be processed into small pieces. Absent.

Claim 3 clarified that the space below the closing means was increased to stop the heat flow in the housing.

In the dry incinerator of the cited example (JP, 07-2333931, A), the space below the closing means is not large.

The drying device of the cited example (JP, 56-1 002 282, A) is not efficiently driven as a whole by the driving means (1).

In the drying device of the cited example (JP, 09-222 211, A), the arrangement of the receiving member is different and the heat flow path is narrow.

In the cited example (JP, 01-181011, A), the deodorizer is not provided near the opening where the secondary combustion furnace is charged with the material to be treated.