JP2003073674A - Method and apparatus for producing charcoal and pyroligneous acid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and an apparatus for producing charcoal and pyroligneous acid wherein pyroligneous acid containing no foreign matter can be obtained and a fuel cost can be reduced. SOLUTION: A chipped material and fuel for producing charcoal and pyroligneous acid are obtained from a woody waste material. The chipped material is charged in carbonization chambers 2A-2E installed in a combustion furnace 1. The fuel is burnt by a burner 5 installed in the combustion furnace 1 to heat the carbonization chambers 2A-2E from the outside. The chipped material is carbonized and gives charcoal and pyroligneous acid.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for producing charcoal and wood vinegar from wood waste.

In this specification, the term "wood waste" is intended to include all wood materials such as thinned wood, pruned branches, tree edges, miscellaneous wood, waste wood, etc., which have little effective utilization value.

2. Description of the Related Art Charcoal is used in agriculture, forestry and fisheries and industry as a material for growing crops, a material for forest conservation, a material for purifying farms and lakes,
It is used as an exhaust gas purification material, an adsorbent for heavy metals, odors and minute harmful substances, and an industrial fuel. It is also used in general households as an adsorbent for causative substances of sick house syndrome, as a moisture absorbent under the roof of a house, as a material for growing vegetation in home gardens and flower beds, and the like.

Wood vinegar is used as a raw material for medicines, food additives, raw materials for agricultural chemicals, deodorants, soil improvers, raw materials for bath salts, etc. in the agriculture, forestry and fisheries industries.

Conventionally, these charcoal and wood vinegar are produced by putting raw wood into a carbonization furnace and feeding combustion gas of a burner using oil or gas as a fuel into the carbonization furnace to carbonize the raw wood. There is.

The charcoal and wood vinegar are produced by putting raw wood in a carbonization furnace and heating the wood from the outside of the carbonization furnace by a burner using oil or gas as a fuel, or an electric heater to carbonize the raw wood. ing.

[0006]

According to the above-mentioned first conventional method, there is a problem that the components contained in the combustion gas are mixed in the obtained wood vinegar solution.

Further, both the first and second conventional methods have a problem that the fuel cost becomes high.

The object of the present invention is to solve the above problems and to prevent foreign components from being mixed in the resulting wood vinegar solution.
An object of the present invention is to provide a method and an apparatus for producing charcoal and wood vinegar, which can reduce fuel cost.

[0009]

The method for producing charcoal and wood vinegar according to the invention of claim 1 obtains a chip-shaped waste material and waste fuel for producing charcoal and wood vinegar from wood waste. Chip-like waste material is sent to the dry distillation chamber provided in the combustion furnace, the burner provided in the combustion furnace burns the waste material fuel to heat the dry distillation chamber from the outside, and as a result, the chip waste material in the dry distillation chamber is provided. It is characterized in that charcoal and wood vinegar are obtained by dry distillation of raw materials.

According to the method for producing charcoal and wood vinegar of the first aspect of the invention, the chip-shaped waste material is fed into the dry distillation chamber provided in the combustion furnace, and the dry distillation chamber is heated from the outside to dry distillation chamber. Since the charcoal and wood vinegar solution are obtained by dry distillation of the chip-shaped waste material as described above, foreign substances contained in the combustion gas are prevented from being mixed into the wood vinegar solution as in the first conventional method described above. Further, since a burner for burning the waste wood raw material obtained from the wood waste is used as the burner for heating the dry distillation chamber from the outside, the fuel cost is reduced.

The method for producing charcoal and wood vinegar according to the second aspect of the present invention is the method of the first aspect, wherein a burner that uses wood gas as a fuel after separating the wood vinegar is provided in the combustion furnace, and the burner is used. The dry distillation chamber is supplementarily heated from the outside. In this case, the fuel cost can be further reduced. In addition, the emission of wood gas into the atmosphere can be suppressed.

The method for producing charcoal and wood vinegar according to the invention of claim 3 is the method of claim 1 or 2, wherein a plurality of carbonization chambers are provided in the combustion furnace and all the carbonization chambers are heated at different temperatures. By doing so, the chip-shaped waste material raw material is sequentially fed from the lowest temperature heating dry distillation chamber to the highest temperature heating dry distillation chamber, and the chip-shaped waste material raw material is dry-distilled in each dry distillation chamber. In this case, charcoal and wood vinegar having different properties are produced in each dry distillation chamber.

In the method for producing charcoal and wood vinegar according to the invention of claim 4, the charcoal obtained in another dry distillation chamber other than the minimum temperature heating dry distillation chamber in the invention of claim 3 is recovered. In this case, a plurality of types of charcoal having different properties can be obtained.

The method for producing charcoal and wood vinegar according to the invention of claim 5 is the method of claim 3 or 4, wherein the wood spirit is recovered from the lowest temperature heating and distillation chamber and the lowest temperature heating and distillation chamber and the highest temperature heating and distillation chamber are collected. The wood vinegar solution is collected from the other dry distillation chambers except for. In this case, it is possible to obtain a plurality of wood vinegar liquids having different properties from those of wood spirit. Further, the wood vinegar solution collected in the low temperature heating side distillation chamber contains less wood tar, and thus the wood tar can be separated relatively easily. Further, since a large amount of wood tar is contained in the wood gas generated in the maximum temperature heating dry distillation chamber, if the wood vinegar is not collected from this dry distillation chamber, it is not necessary to perform difficult wood tar separation work.

In the apparatus for producing charcoal and wood vinegar according to the invention of claim 6, a combustion furnace, a dry distillation chamber provided in the combustion furnace, a pulverizing means for pulverizing wood waste, and a charcoal for pulverizing the wood waste. The present invention is provided with a separating means for separating a chip-shaped waste material raw material for producing wood vinegar liquid and a waste material fuel, and a burner which is provided in a combustion furnace and burns the waste material fuel to heat the dry distillation chamber from the outside.

According to the charcoal and wood vinegar liquor production apparatus of claim 6, the burner heats the dry distillation chamber from the outside to dry-distill the chip-shaped waste material in the dry distillation chamber, thereby obtaining charcoal and wood vinegar liquor. Therefore, unlike the above-mentioned first conventional method, it is possible to prevent the foreign components contained in the combustion gas from being mixed in the wood vinegar solution. Further, since the burner burns the waste wood raw material obtained from the wood waste wood, the fuel cost becomes low.

The apparatus for producing charcoal and wood vinegar according to the invention of claim 7 is the invention of claim 6 which is provided with a burner which is provided in the combustion furnace and uses wood gas as fuel after separating the wood vinegar. Is. In this case, the fuel cost can be further reduced. Further, it is possible to suppress the discharge of wood gas into the atmosphere.

The charcoal and wood vinegar liquid producing apparatus according to an eighth aspect of the present invention is the apparatus of the sixth or seventh aspect, wherein the vertical combustion furnace is provided in the combustion furnace with a space vertically provided and both end portions are provided. Are provided in each cylindrical dry distillation chamber, and a plurality of lateral cylindrical dry distillation chambers fixed to the furnace wall so as to project outside the furnace, communication passages for communicating vertically adjacent cylindrical dry distillation chambers outside the furnace The conveyor is provided with a burner which is provided at the lower end of the vertical combustion furnace and burns the waste material fuel to heat the cylindrical carbonization chamber from the outside.The inlet and the outlet of one end of each cylindrical carbonization chamber are provided. One of them is formed and the other is formed at the other end, and the outlet of the upper cylindrical dry distillation chamber of the two vertically adjacent cylindrical dry distillation chambers is connected to the lower cylinder through the communication passage. It is connected to the entrance of the dry distillation chamber. In this case, the temperature in the vertical combustion furnace is highest at the lower end and gradually decreases as it goes upward. Therefore, by feeding the chip-shaped waste material raw material from the uppermost cylindrical carbonization chamber to the lowermost cylindrical carbonization chamber in order through the communication passage, the chip-shaped waste material raw material can be carbonized at different heating temperatures. As a result, charcoal and wood vinegar having different properties are produced in each cylindrical carbonization chamber.

The apparatus for producing charcoal and wood vinegar according to the invention of claim 9 is the apparatus for producing charcoal according to claim 8, wherein charcoal is recovered at the outlet side end of the other cylindrical dry distillation chamber except the uppermost cylindrical dry distillation chamber. Means are connected. In this case, a plurality of types of charcoal having different properties can be recovered from the other tubular dry distillation chambers except the uppermost tubular dry distillation chamber.

In the apparatus for producing charcoal and wood vinegar according to the invention of claim 10, in the invention of claim 8 or 9, the wood fine recovery means is connected to the outlet side end of the uppermost cylindrical carbonization chamber, Further, the wood vinegar solution collecting means is connected to the outlet side end of the tubular dry distillation chamber excluding the lowermost tubular dry distillation chamber. In this case, collect the wood spirit from the uppermost cylindrical dry distillation chamber,
Plural kinds of wood vinegar liquids having different properties can be collected from the tubular dry distillation chambers excluding the uppermost and lowermost tubular dry distillation chambers. Further, the wood vinegar solution recovered in the tubular dry distillation chambers excluding the uppermost and lowermost tubular dry distillation chambers contains little wood tar, and thus the wood tar can be separated relatively easily.
Furthermore, since the wood gas generated in the lowermost cylindrical dry distillation chamber contains a large amount of wood tar, it is necessary to perform difficult wood tar separation work if the wood vinegar is not collected from this dry distillation chamber. Disappear.

[0021]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 schematically shows the whole construction of the apparatus for producing charcoal and wood vinegar according to the present invention, and FIG. 2 shows a partial construction thereof. In the following description, the top and bottom of FIG.
Left and right are called up and down, left and right respectively.

In FIG. 1, the apparatus for producing charcoal and wood vinegar is provided with a vertical combustion furnace (1), which is vertically spaced in the combustion furnace (1) and has both ends at the furnace (1). Plural, five in this case, horizontal cylindrical distillation chambers (2A) (2B) (2C) (2D) (2E) fixed to the furnace wall (1a) so as to project to the outside, and a crusher for crushing wood waste (3) (crushing means), a screen filter (4) (sorting means) for separating the crushed wood waste into a chip-like waste material raw material for producing charcoal and wood vinegar and a waste material fuel, and a combustion furnace
The bottom of the furnace wall (1a) of (1) and the lowermost cylindrical dry distillation chamber (2E)
And a main burner (5) which is provided at a lower position than that and burns the waste material fuel. In the following description, the above five cylindrical dry distillation chambers (2A) to (2E) will be referred to as the first to fifth cylindrical dry distillation chambers in order from the top.

Exhaust gas discharge channel connected to the upper end of the combustion furnace (1)
(6) is provided, and the ash discharge port (7) is provided at the lower end of the combustion furnace (1). Main combustion burner on furnace wall (1a) of combustion furnace (1)
A first auxiliary burner (8) for burning wood gas is provided at a height position above (5) and below the fifth cylindrical dry distillation chamber (2E), and also the fourth cylindrical dry distillation chamber ( 2D) and 5th cylindrical distillation chamber
The second auxiliary burner (9) that burns the waste fuel and the third auxiliary burner that burns the wood gas at a height position between (2E)
(10) is provided. Furthermore, the furnace wall (1a) of the combustion furnace (1)
A fourth auxiliary burner (11) for burning the fuel oil is provided at a height position below the main combustion burner (5).
The fourth auxiliary combustion burner (11) stably burns the fuel of the main combustion burner (5) and the first to third auxiliary combustion burners (8) to (10) at the time of starting up the apparatus for producing charcoal and wood vinegar. The fuel oil is burned until the temperature in the furnace (1) reaches a predetermined temperature, and at the same time, the fuel oil is burned in order to keep the properties of the exhaust gas constant at the time of shutting down, and stopped during steady operation.

An inert gas such as N ₂ gas is supplied from the inert gas supply device (12) into all the cylindrical dry distillation chambers (2A) to (2E). Two vertically adjacent cylindrical dry distillation chambers (2A) (2B), (2B) (2C), (2C) (2D), (2D) (2E) have a communication passage (13) at either end. It is connected by. 1st, 3rd and 5th cylindrical dry distillation chambers (2A) (2C) (2E)
The inlet (2a) is formed in the upper part of the part located outside the furnace (1) at the left end of the, and the outlet (2a) is formed in the lower part of the part located outside the furnace (1) at the right end.
b) is formed. 2nd and 4th cylindrical dry distillation chambers (2B) (2
Inlet (2a) is formed in the part located outside the furnace (1) at the right end of D), and the furnace (1) at the left end is formed.
An outlet (2b) is formed in each of the outer portions. And two cylindrical dry distillation chambers (2A) (2
(B), (2B) (2C), (2C) (2D), (2D) (2E), the outlet (2b) of the tubular dry distillation chamber (2A) ~ (2D) located on the upper side, and the lower side The inlets (2a) of the cylindrical dry distillation chambers (2B) to (2E) located are communicated with each other via a communication passageway (13). Therefore, the first cylindrical carbonization chamber (2A)
The chip-shaped waste material raw material fed from the inlet (2a) of the above is sent in a meandering manner through all the tubular dry distillation chambers (2A) to (2E) and the communication passage (13), and the fifth tubular dry distillation chamber ( Charcoal is sent out from the exit (2b) of 2E).

As shown in FIG. 2, each cylindrical dry distillation chamber (2A) to (2
Inside E), a screw conveyor (14) is arranged as a transfer device for transferring the chip-shaped waste material or charcoal charged from the inlet (2a) to the outlet (2b) side. The screw conveyor (14) is driven by a motor (15) arranged outdoors. Further, in the communication passage (13), a feeder for sending chip-shaped waste material or charcoal from the upper cylindrical carbonization chambers (2A) to (2D) to the lower cylindrical carbonization chambers (2B) to (2E) ( 16) is arranged.

A charcoal cooler (18) is connected to the outlet (2b) of the fifth cylindrical carbonization chamber (2E) via a charcoal discharge passage (17). Figure 2
As shown in Figure 1, the charcoal cooler (18) has a horizontal tubular cooling chamber (1
9) and a water jacket (20) provided around the cylindrical cooling chamber (19). The charcoal discharge passage (17) communicates the outlet (2b) of the fifth cylindrical dry distillation chamber (2E) with the charcoal inlet (19a) formed in the upper left part of the cylindrical cooling chamber (19). A feeder (21) for feeding the charcoal from the fifth cylindrical dry distillation chamber (2E) to the cylindrical cooling chamber (19) is arranged therein. A charcoal outlet (19b) is formed in the lower portion of the right end of the tubular cooling chamber (19). In the cylindrical cooling chamber (19), a screw conveyor (22) is arranged as a transfer device for transferring the charcoal charged from the charcoal inlet (19a) to the charcoal outlet (19b) side. The screw conveyor (22) is driven by a motor (23) arranged outside the cylindrical cooling chamber (19). And charcoal entrance (19a)
The charcoal charged into the tubular cooling chamber (19) from is cooled by the cooling water circulating in the water jacket (20) while being conveyed to the charcoal outlet (19b) side by the screw conveyor (22). . Further, a charcoal cooler (18) is connected to end portions on the outlet (2b) side of the second to fourth cylindrical carbonization chambers (2B) to (2D) via a charcoal discharge passage (17), respectively. These charcoal coolers (1
The configuration of 8) is the same as the configuration connected to the fifth cylindrical dry distillation chamber (2E), and the same components are designated by the same reference numerals to omit redundant description. Although not shown, the inert gas supply device (1) is also installed in the cylindrical cooling chamber (19) of these charcoal coolers (18).
An inert gas such as N ₂ gas is supplied from 2).

Furnace at the right end of the first cylindrical carbonization chamber (2A)
(1) On the upper part of the part located outside, the wood gas discharge path (24)
A wood refiner recovery device (25) is connected via. A wood tar separator (26) for separating wood tar in wood gas is provided in the middle of the wood gas discharge path (24). Wood Purification Device (25)
Is a method for recovering raw wood spirits by cooling the wood gas and separating the wood spirit from the wood gas. The collected crude wood spirit is fractionated by a not-shown fractionator to be a refined wood spirit. At the left end of the second and fourth cylindrical carbonization chambers (2B) and (2D), and at the right end of the third cylindrical carbonization chamber (2C), the upper part of the portion located outside the furnace (1), respectively, is the wood gas. A wood vinegar liquid recovery device (28) is connected through the discharge path (27). A wood tar separator (29) is provided in the middle of the wood gas discharge path (27). The wood vinegar liquid recovery device (28) collects the crude wood vinegar liquid by cooling the wood gas and separates it from the wood gas. The recovered crude wood vinegar is fractionated by a not-shown fractionator to obtain a refined wood vinegar. Wood spirit recovery device (25) and wood vinegar liquid recovery device (2
The wood gas separated by 8) is sent to the first and third auxiliary combustion burners (8), (10) as fuel.

The production of charcoal and wood vinegar using the above-mentioned apparatus is carried out as follows. In advance, an inert gas supply device (12) was used to supply an inert gas into all of the cylindrical dry distillation chambers (2A) to (2E) and the cylindrical cooling chamber (19), and the inside of these was reduced in oxygen Keep it as an atmosphere. Then, the naturally dried wood waste is crushed by a crusher (3), and the crushed wood waste is separated into a chip-shaped waste material and a powder waste fuel by a screen filter (4). The powdery waste material fuel is supplied to the main combustion burner (5) and the second auxiliary combustion burner (9) for combustion.
Here, when the combustion of the powdery waste material fuel in the main combustion burner (5) and the second auxiliary combustion burner (9) is started, the main combustion burner
(4) The fuel oil is burned by the fourth auxiliary burner (11) until the combustion in the second auxiliary burner (9) is stabilized and the temperature in the combustion furnace (1) reaches a predetermined temperature. At this time, the temperature in the combustion furnace (1) is highest at the lower end and gradually lowers upward. For example, the temperature in the main combustion chamber below the fifth cylindrical dry distillation chamber (2E) in the combustion furnace (1) becomes 900 to 1100 ° C., and the fourth cylindrical dry distillation chamber becomes
The temperature in the auxiliary combustion chamber between the (2D) and the fifth cylindrical distillation chamber (2E) is 8
The main combustion burner (5) and the fourth auxiliary combustion burner (11) are controlled so that the temperature of the exhaust gas discharged from the exhaust gas discharge passage (6) becomes 200 to 250 ° C. The amount of exhaust by a suction device (not shown) arranged on the downstream side of the discharge (6) is adjusted. In this case, the first
Inside the cylindrical dry distillation chamber (2A) is 100 to 200 ° C, the second cylindrical dry distillation chamber
200 to 300 ℃ in (2B), 3 in the third cylindrical dry distillation chamber (2C)
00 ~ 400 ℃, 350 ~ 45 in the 4th cylindrical distillation chamber (2D)
The inside of the fifth cylindrical dry distillation chamber (2E) is heated to 0 to 500 ° C to 700 ° C. When the temperature of each part in the combustion furnace (1) reaches a predetermined temperature and becomes a steady state, the fourth auxiliary burner (11) is stopped.

On the other hand, the chip-shaped waste material raw material separated by the screen filter (4) is introduced into the inside of the first cylindrical carbonization chamber (2A) through the inlet (2a). And screw conveyor
While being conveyed to the outlet (2b) side by (14), it is heated to 150 to 200 ° C from the outside of the first cylindrical carbonization chamber (2A) and carbonized. The generated wood gas is sent to the wood tar separation device (26) through the wood gas discharge path (24), and then sent to the wood spirit recovery device (25) after the wood tar is separated. By cooling the wood gas in the wood refiner (25), the coarse wood spirit is separated and recovered from the wood gas, and the remaining wood gas is sent to the first and third auxiliary combustion burners (8) (10). It is made to burn. The coarse wood sperm is fractionated by a fractionator to obtain the fine wood sperm.

The chip-shaped waste material raw material carbonized to some extent in the first cylindrical dry distillation chamber (2A) is sent out from the outlet (2b) and passed through the communication passage (13) by the feeder (16) to the second cylindrical dry distillation chamber (2B). )
It is injected into the inside from the entrance (2a). Then, while being conveyed to the outlet (2b) side by the screw conveyor (14),
It is heated to 200 to 300 ° C. from the outside of the second cylindrical carbonization chamber (2B) and carbonized. Here, mainly cellulose is pyrolyzed. The generated wood gas is sent to the wood tar separator (29) through the wood gas discharge passage (27), and after the wood tar is separated, it is sent to the wood vinegar solution recovery device (28). By cooling the wood gas in the wood vinegar liquid recovery device (28), the crude wood vinegar liquid is separated and collected from the wood gas, and the remaining wood gas is sent to the first and third auxiliary combustion burners (8) (10). It is made to burn. The crude wood vinegar is fractionated by a fractionator to obtain a refined wood vinegar.

In the second cylindrical carbonization chamber (2B), the second charcoal obtained from the chip-shaped waste material is sent out from the outlet (2b),
Feeder (16) passes through communication passage (13) to the third cylindrical dry distillation chamber.
It is injected into the inside from the inlet (2a) of (2C). Then, while being conveyed to the outlet (2b) side by the screw conveyor (14), it is heated to 300 to 400 ° C. from outside the third cylindrical carbonization chamber (2C) and carbonized. Here, mainly hemicellulose is pyrolyzed. The generated wood gas is the wood gas discharge path.
It is sent to the wood tar separator (29) through (27), and after the wood tar is separated, it is sent to the wood vinegar solution recovery device (28). By cooling the wood gas in the wood vinegar liquid recovery device (28), the crude wood vinegar liquid is separated and collected from the wood gas, and the remaining wood gas is sent to the first and third auxiliary combustion burners (8) (10). It is made to burn. The crude wood vinegar is fractionated by a fractionator to obtain a refined wood vinegar.

Third obtained in the third cylindrical carbonization chamber (2C)
The charcoal is sent from the outlet (2b), and is fed into the inside of the fourth cylindrical carbonization chamber (2D) from the inlet (2a) through the communication passage (13) by the feeder (16). And screw conveyor (14)
While being transported to the outlet (2b) side by the
It is heated to 350 to 450 ° C from the outside of D) and dried and distilled. Here, mainly lignin is pyrolyzed. The generated wood gas is sent to the wood tar separator (29) through the wood gas discharge passage (27), and after the wood tar is separated, it is sent to the wood vinegar solution recovery device (28). By cooling the wood gas in the wood vinegar recovery device (28), the crude wood vinegar is separated and recovered from the wood gas, and the remaining wood gas is removed from the first and third wood gases.
It is sent to the auxiliary combustion burners (8) (10) and burned. The crude wood vinegar is fractionated by a fractionator to obtain a refined wood vinegar.

No. 4 obtained in No. 4 cylindrical distillation chamber (2D)
The charcoal is sent from the outlet (2b), and is fed into the inside of the fifth tubular dry distillation chamber (2E) from the inlet (2a) through the communication passage (13) by the feeder (16). And screw conveyor (14)
While being transported to the outlet (2b) side by the
It is heated to 500-700 ℃ from outside of E) and dry-distilled,
The final charcoal is obtained.

The final charcoal obtained in the fifth cylindrical carbonization chamber (2E) passes through the charcoal discharge passage (17) by the feeder (21) from the charcoal inlet (19a) to the cylindrical cooling chamber of the charcoal cooler (18). It is sent into the inside of (19), and the charcoal outlet (19b) by the screw conveyor (22)
While being conveyed to the side, it is cooled by cooling water circulating in the water jacket (20).

As described above, charcoal and a plurality of wood vinegar liquids having different properties are produced.

During the above operation, the second to fourth cylindrical dry distillation chambers (2
Feeder (21) in charcoal discharge channel (17) connected to B)-(2D)
Driving the second to fourth cylindrical carbonization chambers (2B) to (2
Take out a predetermined amount of charcoal No. 2 to No. 4 from D)
By cooling according to 8), it is possible to obtain multiple charcoals with different properties.

[Brief description of drawings]

FIG. 1 is a schematic view showing the overall configuration of a charcoal and wood vinegar liquid production apparatus according to the present invention.

FIG. 2 is a vertical cross-sectional view showing a part of the apparatus shown in FIG.

[Explanation of symbols]

(1): Combustion furnace (2A)-(2E): Cylindrical dry distillation chamber (2a): Entrance (2b): Exit (3): Crusher (crushing means) (4): Screen filter (sorting means) (5): Main burner (8)-(10): 1st-3rd auxiliary combustion burners (13): Communication passage (18): Charcoal cooler (25): Wood purification device (28): Wood vinegar collection device

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yoshitoshi Sekiguchi             1-89 Minami Kohoku 1-89, Suminoe-ku, Osaka             Standing Shipbuilding Co., Ltd. (72) Inventor Hironori Kishida             1-89 Minami Kohoku 1-89, Suminoe-ku, Osaka             Standing Shipbuilding Co., Ltd. (72) Inventor Chiaki Tojo             1-89 Minami Kohoku 1-89, Suminoe-ku, Osaka             Standing Shipbuilding Co., Ltd. F-term (reference) 4D004 AA12 AC05 BA03 CA24 CA26                       CB02                 4H012 JA03 JA13

Claims (10)

[Claims] 1. A method for obtaining a chip-shaped waste material and a waste fuel for producing charcoal and wood vinegar from a wood-based waste material, feeding the chip-shaped waste material to a dry distillation chamber provided in a combustion furnace, and providing the same in a combustion furnace. A method for producing charcoal and wood vinegar characterized by burning waste wood fuel with the burner to heat the dry distillation chamber from the outside, thereby carbonizing the chip-like waste wood raw material in the dry distillation chamber to obtain charcoal and wood vinegar. . 2. The charcoal and the wood vinegar according to claim 1, wherein a burner using wood gas as a fuel after separating the wood vinegar is provided in a combustion furnace and the dry distillation chamber is supplementarily heated from the outside by the burner. Manufacturing method. 3. A plurality of carbonization chambers are provided in the combustion furnace, and all the carbonization chambers are heated at different temperatures, so that the chip-shaped waste material can be heated from the minimum temperature heating carbonization chamber to the maximum temperature heating carbonization chamber. 3. The method for producing charcoal and wood vinegar as claimed in claim 1 or 2, wherein the raw materials of chip-like waste materials are carbonized in each of the carbonization chambers. 4. The method for producing charcoal and wood vinegar as claimed in claim 3, wherein the charcoal obtained in another dry distillation chamber other than the lowest temperature heating dry distillation chamber is recovered. 5. The charcoal according to claim 3 or 4, wherein wood spirit is recovered from the lowest temperature heating and distillation chamber, and wood vinegar is recovered from other carbonization chambers other than the lowest temperature and heating mechanism. Method for producing wood vinegar. 6. A combustion furnace, a dry distillation chamber provided in the combustion furnace, a crushing unit for crushing wood waste, a crushed wood waste, and a chip-like waste material and waste fuel for producing charcoal and wood vinegar. An apparatus for producing charcoal and wood vinegar, which is provided with a separating means for separating into: a burner, which is provided in a combustion furnace and burns waste material fuel to heat the dry distillation chamber from the outside. 7. The apparatus for producing charcoal and wood vinegar according to claim 6, further comprising a burner provided in a combustion furnace and using wood gas as fuel after separating wood vinegar. 8. A vertical combustion furnace, and a plurality of horizontally-oriented cylindrical carbonization chambers which are provided in the combustion furnace at intervals in the vertical direction and are fixed to the furnace wall so that both ends thereof project outside the furnace. , A communication passage for communicating vertically adjacent cylindrical dry distillation chambers outside the furnace, a transfer device provided in each cylindrical dry distillation chamber, and a cylinder provided by burning the waste material fuel at the lower end of the vertical combustion furnace. And a burner that heats the cylindrical dry distillation chamber from the outside, and one of the inlet and the outlet is formed at one end of each cylindrical dry distillation chamber and the other is formed at the other end, and the upper and lower sides are formed. The charcoal and wood vinegar liquid of claim 6 or 7, wherein the outlet of the upper tubular dry distillation chamber of the two adjacent tubular dry distillation chambers is communicated with the inlet of the lower tubular dry distillation chamber via a communication passage. Manufacturing equipment. 9. The apparatus for producing charcoal and charcoal vinegar as claimed in claim 8, wherein a charcoal recovery means is connected to the outlet side end of the other cylindrical dry distillation chamber except the uppermost cylindrical dry distillation chamber. 10. A wood refiner is connected to the outlet side end of the uppermost cylindrical dry distillation chamber, and wood vinegar is provided at the outlet side end of the cylindrical dry distillation chamber excluding the uppermost and lowermost cylindrical dry distillation chambers. The apparatus for producing charcoal and wood vinegar as claimed in claim 8 or 9, to which a liquid recovery means is connected.