JP2002121091A - Apparatus for manufacturing composting material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus for manufacturing composting materials which is improved in decomposition treatment efficiency and is hygienic and compact by mixing the materials to be treated discharged from dining rooms, restaurants, schools, etc., with biological bacteria which are decomposition bacteria and agitating the mixture, thereby rapidly treating the mixture to composted compost materials of half finished products. SOLUTION: Rotary vane means are formed of inner ring vanes 8 which are formed to a belt form in a blank shape and are spirally wound and outer ring vanes 9 which are so disposed as to include the inner ring vanes 8, are formed to a belt form in a blank shape and are wound spirally in a direction opposite to the winding direction of the inner ring vanes 8. The means are constituted to circulate the materials to be treated in such a manner that the moving direction of the materials to be treated mixed, agitated and moved by the inner ring vanes 8 and the moving direction of the materials to be treated agitated and moved by the outer ring vanes 9 are opposed to each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composting method that mixes and stirs garbage and other materials discharged from a cafeteria, a restaurant, a school, etc., into a semi-finished compost material in a short time. The present invention relates to improvement of a material manufacturing apparatus.

[0002]

2. Description of the Related Art There is an urgent need to recycle objects to be treated such as garbage such as food residues discharged from homes, restaurants and schools from the viewpoint of effective use of environmental resources. On the other hand, dumping raw garbage as it is is not preferable because water pollution of the ocean and rivers may be caused, which may cause environmental pollution. As a conventional apparatus for processing such garbage and recycling it as compost, there is a technique disclosed in Japanese Patent Application Laid-Open No. 8-84980 shown in FIG. 6 (hereinafter referred to as "first conventional apparatus"). The first conventional device is processing tank A
A rotating shaft B is provided to penetrate the inside, and spiral stirring blades C and D wound around the rotating shaft B in opposite twisting directions.
Is attached. The rotating shaft B and the stirring blades C and D are formed in a hollow shape, and air is ejected from a compressed air source E at the end of the rotating shaft B into the processing tank A through a nozzle F provided on the stirring blades C and D through the rotating shaft B. It is configured to supply. According to the first conventional apparatus, when garbage is put into the processing tank A together with a carrier such as sawdust carrying microorganisms, the garbage is mixed and stirred by the stirring blades C and D by driving the rotating shaft B, and the processing tank is mixed. A moves in the direction opposite to the direction of the arrow in A, and is mixed while colliding between the pair of stirring blades C and D. At this time, air is blown out from the nozzle F into the garbage, and the air is provided around microorganisms mixed with the garbage.

A second conventional apparatus disclosed in Japanese Patent Application Laid-Open No. 11-57665 shown in FIG. 7 has a spiral stirring blade wound in the opposite direction to the stirring blades C and D of the first conventional device. G and H are provided on the rotation axis B. A protruding portion K having a ridge J is provided in the processing tank A between the stirring blades G and H. According to the second conventional apparatus, the garbage introduced together with the microorganisms is stirred by the stirring blades G and H driven by the rotation shaft B in the same manner as in the first conventional apparatus.
The wings G and H move while being stirred so as to be concentrated in the middle. At this time, the lump formed by stirring the garbage with the carrier that effectively secures the microorganisms hits the ridge J of the protrusion K and breaks.

[0004]

However, in the first conventional apparatus, the distance traveled by the garbage in the processing tank A is as follows.
The garbage is short to almost the center of the processing tank A, and garbage tends to stay near the center. Therefore, the mixing and stirring of the garbage is not sufficient, and the supply of air to the decomposing microorganisms is insufficient, which may make it difficult to perform the aerobic decomposition treatment. Therefore, it is necessary to supply air. Therefore, not only is a compressed air source E for supplying compressed air to the nozzle F or a compressed air supply valve device necessary, but also the rotary shaft B and the stirring blades C and D are formed hollow, and the nozzle F is The stirring blades C and D have to be provided, and there is a disadvantage that the structure is complicated and the cost increases accordingly.

In the second conventional apparatus, the garbage is mixed and agitated so as to move to substantially the center of the processing tank A, as in the first conventional apparatus. In this case, the agglomeration is likely to form due to insufficient stirring. Therefore, it is necessary to provide a protruding portion K for crushing a lump formed by stirring the garbage and the carrier. As described above, since a space for providing the protruding portion K in the processing tank A is required, there is a disadvantage that the amount of garbage put into the processing tank A is restricted, and the processing capacity is reduced accordingly. .

The present invention has been devised in view of the above-mentioned problems, and the object to be treated discharged from a cafeteria, a restaurant, a school, or the like is mixed with a bio-bacterium, which is a decomposing microorganism, and stirred in a short time. It is an object of the present invention to provide a sanitary and compact manufacturing apparatus for composting material by improving the decomposition treatment efficiency by treating the compost raw material of the product.

[0007]

The present invention has the following configuration to achieve the above object. In other words, in the apparatus for producing composting material according to the first aspect of the present invention, a rotating blade means is provided on the outside of a rotary shaft provided on the input brewing tank for the material to be treated, and is supplied from the input port of the input brewing tank. An apparatus for producing a composting material, wherein the object to be treated is mixed and stirred by the rotating blade means that rotates integrally with the rotating shaft, and then discharged to the outside through a transfer window provided in the charging and brewing tank, The rotating blade means, the material shape is a belt shape, and an inner ring blade wound in a spiral shape is disposed so as to include the inner ring blade, and the material shape is a band shape and the winding direction of the inner ring blade is The moving direction of the processing object formed by the outer ring blade spirally wound in the opposite direction and mixed and stirred by the inner ring blade, and the moving direction of the processing object moved by stirring by the outer ring blade. Contradict each other More, characterized in that it is configured to reflux treatment object in the closing building tank.

According to the first aspect of the present invention, the inner ring blades and the outer ring blades provided on the rotary shaft are formed in spiral shapes having different winding directions, and by rotating these rotary shafts, the workpiece is processed. When mixed and agitated, the direction in which the sawdust containing microorganisms and the object to be processed are stirred and moved by the inner wheel blades and the direction in which they are stirred and moved by the outer wheel blades are opposite to each other. The mixture moves and stirs as if drawing a figure 8 in the input brewing tank without stagnation. For this reason, the mixing and stirring efficiency of the object to be treated is significantly improved. In addition, since the outer ring blades agitate the material to be processed by stirring it from the bottom of the input brewing tank, it can sufficiently supply the air necessary for the decomposing microorganisms without increasing the size of the input brewing tank,
Aerobic decomposition treatment can be realized well. For this reason, generation | occurrence | production of the unpleasant decomposition fermentation odor can be suppressed, and the manufacturing apparatus of the composting material which manufactures a primary compost by brewing by increasing the decomposition processing capability and decomposition speed of a to-be-processed material can be obtained.

According to a second aspect of the present invention, in addition to the first aspect of the present invention, the transfer window is provided above the charging brewing tank, and is processed by the outer ring blade to be lifted upward. The object is configured to be discharged to the outside via the transfer window. According to the second aspect of the invention, the outer ring blade not only supplies air to the microorganisms by mixing and stirring, but also has a transport function of discharging the object to be processed to the outside from the transfer window. Without. Automation of brewing of processed materials can be achieved.

[0010] The third aspect of the present invention is the first or second aspect.
The apparatus for producing a composting material according to the above, wherein the outer ring blade is formed so as to rotate with a small gap between the outer ring blade and a bottom surface of the charging brewing tank. According to the third aspect of the present invention, since the outer ring blade rotates with a small gap between the outer ring blade and the bottom surface of the charging brewing tank, the object to be processed can be stirred and mixed from the bottom.

According to a fourth aspect of the present invention, there is provided the apparatus for producing composting material according to any one of the first to third aspects, wherein the composting material is discharged from the transfer window adjacent to the input brewing tank. A discharge tank having a stirring means for stirring the object to be processed and a scraping means for discharging the object to be processed stirred by the stirring means to the outside from an outlet is provided. According to the fourth aspect of the present invention, since the discharge tank is provided adjacent to the input brewing tank, the processing object mixed and stirred in the input brewing tank and brewed to some extent is transferred from the transfer window to the discharge tank. , Where it is further mixed by stirring means. It can be taken out as primary compost from the outlet by the scraping means. Therefore, it is possible to continuously process the object by moving the object between the tanks.

According to a fifth aspect of the present invention, there is provided the apparatus for producing composting material according to the fourth aspect, wherein the stirring means of the discharge tank is provided with a rotating shaft provided on an extension of a rotating shaft of the input brewing tank. And a mixing and stirring blade provided on the rotating shaft. According to the fifth aspect of the present invention, the rotating shaft of the stirring means of the discharge tank is formed by extending the rotating shaft of the charging brewing tank, and the mixing stirring blade is attached to the extended shaft. Can be made compact and installation space is not restricted.

The invention according to claim 6 is the invention according to claim 4 or 5.
Wherein the scraping means includes a winding link mechanism that moves so as to surround the outside of the rotation locus of the mixing and stirring blade, and a scraping blade provided in the winding link mechanism. And the scraping blade is formed so as to rotate at least close to the inner surface of the bottom of the discharge tank, and the discharge port is provided in the vicinity of the movement locus of the scraping blade. According to the sixth aspect of the present invention, since the object to be processed can be discharged from the discharge port to the outside while being mixed and stirred by the scraping blade to the winding link mechanism, the object to be processed can be brewed even in the discharge tank.

According to a seventh aspect of the present invention, there is provided the apparatus for producing composting material according to any one of the first to sixth aspects, wherein the input brewing tank is provided between the input brewing tank and the discharge tank. A brewing tank having rotating blade means composed of the inner ring blade and the outer ring blade similar to that provided in the brewing tank is interposed, and a transfer window through which a workpiece can be moved is provided in a partition wall between the brewing tanks. I do. A desired number of brewing tanks with built-in rotating blade means are provided in the input brewing tank, and the brewing tank can be moved through the transfer window. Can be composted continuously.

According to an eighth aspect of the present invention, there is provided the apparatus for producing composting material according to any one of the first to seventh aspects, wherein the inner ring blade is arranged concentrically with the rotating shaft. Eccentrically provided. Claim 8
In the invention according to the above, even when the amount of the object to be treated is small, the object to be treated can be surely mixed and stirred by the inner ring blade provided so as to be eccentric to the outer ring blade.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in FIGS. Symbol 1 in the figure
Is a feed brewing tank 2 for feeding and mixing and mixing the raw garbage to be treated, and a discharge tank 3 for further mixing and stirring the raw garbage brewed from the input brewing tank 2. This is a general view of a manufacturing apparatus (hereinafter referred to as “garbage disposal apparatus”). Each of the tanks 2 and 3 has a completely sealed structure with respect to the outside, and is provided adjacent to and partitioned by a partition wall 4. Each of the tanks 2 and 3 is provided with a rotating shaft 5 which is supported so as to be able to rotate forward and backward through the tanks 2 and 3. The rotating shaft 5 is
It is coupled to and driven by a drive device 7 such as a motor via a reduction gear device 6.

The charging brewing tank 2 will be described in detail. The inner wing 8 is provided in the charging brewing tank 2 so as to rotate integrally with the rotating shaft 5.
And, rotating blade means including an outer ring blade 9 arranged so as to surround (including) the outer side of the inner ring blade 8 is built in. Both the inner and outer ring vanes 8, 9 are band-shaped materials, and have a spiral shape wound in a spiral shape (spiral shape). The spiral direction of the inner ring 8 and the spiral direction of the outer ring 9 are set to be opposite to each other. A ring-shaped support ring 10 is connected to both ends of the inner and outer ring blades 8 and 9, and the support ring 10 is supported and fixed to the rotary shaft 5 via a cross-shaped rim 11 (FIG. 3). . An intermediate portion between the inner and outer ring blades 8 and 9 is supported and connected to the rotating shaft 5 via support arms 12 and 13. The bottom surface 14 of the brewing tank 2 below the rotation axis 5 of the brewing tank 2 has the same semicircle as the rotation locus of the outer ring blade 9.
Then, the outermost blade of the outer ring blade 9 rotates with a small gap. A large number of scoops 15 are provided on both sides of the outer ring 9 to scrape garbage and scoop it up. In addition, at least the shape of the scoop 15 attached to the portion of the outer ring 9 opposed to the partition 4 has a structure such that the garbage picked up naturally moves to the partition 4 side. A transfer window 16 is provided above the partition wall 4, and the garbage brewed by the scoop 15 of the outer ring 9 is moved to the adjacent discharge tank 3.
Reference numeral 17 denotes an input port for inputting garbage (FIG. 3).

The discharge tank 3 will be described in detail with reference to FIG. The discharge tank 3 is provided with a stirring means 19 comprising a rotating shaft 5 and mixing and stirring blades 18 (three rows in the direction of the rotating shaft) protruding in a cross shape from the rotating shaft 5, and a discharge port for the raw garbage subjected to the primary composting. A scraping means 21 for taking out from the outside 20 is built in. The scraping means 21 includes a pair of chains 23 as a wrapping link mechanism driven by a drive device 22 such as a motor, a scraping blade 24 provided on the chain 23, and a discharging mechanism arranged on a rotational movement locus of the scraping blade 24. An outlet 20 is formed. The chain 23 is arranged so as to include the mixing and stirring blades 18. The discharge tank 3 has a rotating shaft 5
A substantially semicircular inner surface is formed at a lower portion, and the scraping blade 2
The outermost portion 4 rotates with a small gap on the bottom surface 25 of the discharge tank 3. 26 is a sprocket, 27 is a chute,
Reference numeral 28 denotes an opening / closing lid. Further, the decomposed fermentation odor generated in each of the tanks 2 and 3 is appropriately discharged to the outside through a deodorizing device (not shown). An intake device (not shown) is also provided.

The operation of the present embodiment will be described. Bacterial beds such as sawdust, rice hulls, porous wood chips, ceramics, etc. carrying degraded microorganisms are put in the input brewing tank 2 and the discharge tank 3. Raw garbage as a raw material is put into the brewing tank 2 from the charging port 17 there, and is charged to a height of approximately M and the lid is closed. When the driving device 7 is driven, the garbage is mixed and stirred by the rotating inner and outer wheel blades 8 and 9 and brewing starts. In FIG. 3, for example, when the rotating shaft 5 rotates in the counterclockwise direction, the garbage stirred by the inner ring blades 8 moves in the X direction (FIG. 2).
Meanwhile, the garbage stirred by the outer ring blades 9 flows while rotating in the Y direction (FIG. 2), and is circulated and mixed without stagnation in the brewing tank 2. After driving for a predetermined time,
When the rotating shaft 5 is rotated in the reverse direction, the garbage stirred by the inner ring blades 8 rotates in the direction opposite to the X direction, and the garbage stirred by the outer ring blades 9 rotates in the direction opposite to the Y direction. Moving. The scoop 15 of the outer ring blade 9 scoops up and scrapes the garbage upward, and falls naturally in the upper space, so that the garbage comes into contact with air. Bacteria or microorganisms come into contact with the air, which promotes the activation of the bacteria.

The garbage thus mixed and brewed is scooped up by the scoop 15 of the outer ring blade 9 and is scraped upward. The scraped garbage is moved from the transfer window 16 to the adjacent discharge tank 3. In the discharge tank 3, the garbage is mixed with the mixing and stirring blades 1 driven by the rotating shaft 5.
At 8, the mixture is further mixed and stirred, and the brewing is continued. The rotating shaft 5 is operated intermittently. After stirring for a certain period of time, the rotating shaft 5 is stopped and laid down, and is repeatedly operated and stirred. The condition of the intermittent operation is
Such as detecting that the temperature inside has reached a predetermined temperature,
The motor 7 is stopped.

Next, the chain 23, which is rotationally driven by the driving device 22, is rotationally driven. The primary composted garbage captured by the scraping blades 24 of the chain 23 is discharged to the chute 27 from the discharge port 20 with the opening / closing lid 28 opened, where it is bagged and transported to the next step, a mature fertilizer manufacturing plant. To go.

According to the garbage processing apparatus according to the present embodiment, the garbage is recirculated in the forward and reverse directions in the charging and brewing tank 2 by the inner and outer ring blades 8 and 9 by the rotating shaft 5 which can be rotated forward and backward. Flow, the mixing efficiency of garbage is improved,
As a result, it has the effect of significantly improving the efficiency of decomposing garbage. In addition, since the outer wheel blades 9 are configured not only to mix and stir the garbage, but also to scrape the garbage and drop it from above, the bacteria frequently come into contact with air, and the aerobic decomposition treatment is performed. It has the effect of suppressing the generation of offensive odor. In addition, the garbage becomes viscous and clumped due to the contact between the inner and outer ring blades 8 and 9 or the setting condition of the interval between the scoops 15 or the cutter function of the end surfaces (edges) of the blades 8 and 9. Even after that, there is an effect that it can be crushed smoothly. Furthermore, the garbage scraped up by the outer ring blades 8 can be automatically moved from the transfer window 16 to the adjacent discharge tank 3, so that the garbage matures in the discharge tank 3 (as a primary composting material). Has the effect of being able to. Further, since the inner and outer ring blades 8 and 9 and the mixing and stirring blade 18 are driven by the single rotating shaft 5, the entire apparatus can be formed compact and a low-cost apparatus can be obtained. Further, since the entire device is configured to maintain confidentiality, no odor is emitted to the surroundings.

Although the present embodiment has been described in detail, the specific structure is not limited to this embodiment.
Even a design change or the like within a range not departing from the gist of the present invention is included in the present invention. For example, in the above-described embodiment, the case of the garbage disposal in which the garbage is mixed and stirred has been described.

In the above embodiment, the inner wheel 8 and the outer wheel 9 are arranged concentrically. However, as shown in FIG. 5, the inner wheel 81 is eccentric in the direction approaching the bottom surface 14 of the feed brewing tank 2. Can also be provided. With this configuration, even when the amount of garbage is small, the garbage can be surely mixed and agitated by the inner wheel 8 provided to be eccentric to the outer wheel 9.

In the above embodiment, the input brewing tank 2 and the discharge tank 3 are adjacent to each other with the partition wall 4.
A suitable number of tanks having the same structure as the input brewing tank 2 having no input port 17 may be provided. With this configuration, the outer ring blades 9 move the garbage between the tanks one after another via the transfer window provided in the partition wall between the tanks, thereby enabling the mixing and stirring process to be continuously performed. Have.

Further, although the discharge tank 3 is provided in the input brewing tank 2 through a partition, it is needless to say that the input brewing tank 2 alone can be formed and used as a garbage disposal apparatus without providing the discharge tank 3.

The outer ring blades 9 may be connected by connecting rods 30 (FIG. 1). Thereby, the rotating shaft 5 of the outer ring blade 9
This has the effect of suppressing deformation in the direction. Of course, the present invention may be applied to the inner wheel 8 as well.

The transfer window 16 may be provided with an opening / closing lid for automatically opening and closing the transfer window 16 under the conditions of temperature, fermentation, pressure in the tank, elapsed time of injection, and the like. This has the effect of preventing careless movement of garbage to the next tank.

The winding pitch of the inner wheel 8 and the outer wheel 9 may be unequal.

The inner and outer ring blades 8.9 need not be continuous as described above, and may be discontinuous on the way.

Of course, the width of the band-shaped plate material and the interval at which the scoop 15 is provided can be appropriately set.

Further, any type of apparatus can be used as long as it can manufacture composting materials, and it can be applied to a manufacturing apparatus of a so-called fermentation type, drying type and the like.

[0033]

According to the apparatus for producing composting material of the present invention, the spiral processing of the inner ring blade and the outer ring blade, which are wound in different directions from each other, is mixed and agitated. Since it moves so as to be refluxed without staying in the inside, there is an effect that the mixing and stirring efficiency of the object to be treated can be remarkably improved. In addition, since the outer ring blades agitate the material to be processed from the bottom of the charging brewing tank and stir it, it is possible to supply sufficient air for degrading microorganisms without increasing the size of the charging brewing tank. realizable. For this reason,
A compact device can be obtained, and the generation of unpleasant decomposition and fermentation odor can be suppressed, and the effect of increasing the decomposition treatment capacity of the object to be treated and obtaining a composting material production device for producing and processing primary compost can be obtained. .

[Brief description of the drawings]

FIG. 1 is a side view according to an embodiment of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a left side view in FIG.

FIG. 4 is a right side view of FIG.

FIG. 5 is a left side view similar to FIG. 3 in a modification of the embodiment.

FIG. 6 is a schematic external perspective view of a first conventional device.

FIG. 7 is a plan view of a second conventional device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Manufacture apparatus of composting material 2 Input brewing tank 3 Discharge tank 4 Partition wall 5 Rotating shaft 8 Inner ring blade 9 Outer ring blade 12, 13 Support arm 15 Scoop 16 Transfer window 17 Input port 18 Mixing stirring blade 19 Stirring means 20 Discharge port 21 Scraping means 23 chain 24 scraping blade

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) C05F 9/02 B09B 3/00 ZABD (72) Inventor Toshiro Ishida 580-16 Horikawa-cho, Saiwai-ku, Kawasaki-shi, Kanagawa Prefecture (72) Inventor Yasuyuki Shimizu 580-16 Horikawa-cho, Saiwai-ku, Kawasaki-shi, Kanagawa Prefecture F-term (reference) 4D004 AA03 BA04 CA15 CA19 CB28 CB43 4G037 AA12 AA13 DA23 EA03 4G078 AA13 AB20 BA01 DA01 DA14 DA28 DB01 DB10 EA10 EA20 4H061 AA03 CC42 CC47 CC55 EE66 FF06 GG14 GG16 GG41 GG43 GG48 GG67 GG68 GG69 GG70

Claims (8)

[Claims] 1. A rotating blade means is provided outside a rotating shaft provided on a brewing tank for charging an object to be treated, and the object to be treated introduced from an inlet of the charging brewing tank is rotated integrally with the rotating shaft. An apparatus for producing a composting material that mixes and stirs by the rotating blade means, and then discharges to the outside via a transfer window provided in the charging and brewing tank, wherein the rotating blade means has a strip-shaped material shape. An inner ring blade wound in a shape, and an outer ring blade arranged so as to include the inner ring blade and having a material shape of a band and spirally wound in a direction opposite to a winding direction of the inner ring blade. The object to be processed is formed by causing the moving direction of the object to be processed that is mixed and agitated by the inner wheel blades to be opposite to the moving direction of the object to be agitated and moved by the outer wheel blades. I will recirculate in the brewing tank Apparatus for producing compost material, characterized in that configured. 2. The transfer window is provided above the charging brewing tank, and discharges the workpiece, which has been scraped upward by the outer ring blades, to the outside via the transfer window. The apparatus for producing composting material according to claim 1, wherein the apparatus is configured. 3. The apparatus for producing composting material according to claim 1, wherein said outer ring blade is formed so as to rotate with a small gap between the outer ring blade and the bottom of the charging brewing tank. . 4. A stirring means for agitating the workpiece discharged from the transfer window adjacent to the charging brewing tank, and discharging the workpiece stirred by the stirring means from the discharge port to the outside. 4. The apparatus for producing composting material according to claim 1, further comprising a discharge tank having a scraping means. 5. The stirring means of the discharge tank has a rotating shaft provided on an extension of a rotating shaft of the charging and brewing tank, and a mixing and stirring blade provided on the rotating shaft. An apparatus for producing a composting material according to any one of claims 1 to 4. 6. The scraping means comprises: a winding link mechanism that moves so as to surround the outside of the rotation locus of the mixing and stirring blade; and a scraping blade provided on the winding link mechanism. 6. The composting material according to claim 4 or 5, wherein at least one is formed so as to rotate at least in proximity to the inner surface of the bottom of the discharge tank, and the discharge port is provided near a movement locus of the scraping blade. manufacturing device. 7. A brewing tank having rotating blade means comprising the inner ring blade and the outer ring blade similar to those provided in the charging brewing tank is interposed between the input brewing tank and the discharge tank.
The apparatus for producing composting material according to any one of claims 1 to 6, wherein a transfer window through which the object can be moved is provided in a partition wall between the brewing tanks. 8. The composting material according to claim 1, wherein the inner ring blade is provided eccentrically with respect to the outer ring blade arranged concentrically with the rotation shaft. Manufacturing equipment.