JP3556193B2 - Organic waste decomposition equipment for pets - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an organic waste decomposition treatment apparatus for decomposing microorganisms by stirring and mixing organic waste with a microbial decomposition promoting medium, and particularly to a pet suitable for microbial decomposition of excrement excreted by animals such as pets. The present invention relates to an organic waste decomposition apparatus for industrial use .
[0002]
[Prior art]
A conventional organic waste decomposition treatment apparatus is disclosed in Japanese Patent Application Laid-Open No. 11-300244 by the present applicant. This decomposition treatment apparatus is to stir and mix organic waste such as manure and garbage with sawdust by a helical stirring blade. Many excellent functions and effects, such as effective use of organic waste and sawdust as a high-quality fertilizer and soil conditioner, have been highly evaluated at academic conferences and various events.
[0003]
By the way, in order to use the above-mentioned conventional organic waste decomposition processing apparatus as a toilet for animals such as pets, it is conceivable to open the upper part of the processing tank and excrete the animals on sawdust.
However, in the above-mentioned conventional aspect, since the stirring blade continuously spiraled in the processing tank is rotated around the horizontal axis, the peripheral end of the stirring blade protrudes upward from the surface of the sawdust, and is placed on the sawdust. Do not want to touch the stirring blade, such as stimulating the foot of the riding animal or the animal riding on the sawdust getting its foot into the sawdust and touching the stirring blade, etc. The problem that there is not.
[0004]
[Problems to be solved by the invention]
The present invention has been made in view of the above-mentioned conventional circumstances, and an object thereof is to decompose and treat excrement of animals such as pets and to excrete animals such as pets without disturbing them. An object of the present invention is to provide an organic waste decomposition treatment device for pets .
[0005]
[Means for Solving the Problems]
The technical means of the present invention for solving the above-mentioned problem is to provide a substantially horizontal rotation shaft in a processing tank having an upper opening, and to integrally provide a stirring blade on the rotation shaft, In the organic waste decomposition processing apparatus for pets, in which an animal is mounted on the upper surface of the stored microbial degradation accelerating medium by storing the microbial decomposition accelerating medium therein, the stirring blade is rotated. While being formed in a side view shape along a fan-shaped arc centered on the axis, and when buried in the microbial decomposition promoting medium when stopped below the treatment tank , the stirring blade, the rotating shaft Is formed along the spiral shape with the axis as the center, and is formed in a side view shape along a substantially semicircular arc centered on the rotation axis, and the stirring blade further includes the axis of the rotation axis. Virtual piece of virtual plane Characterized in that it is arranged only.
[0006]
Here, the microbial decomposition promoting medium is a medium that is mixed with the input organic waste and promotes microbial decomposition as a home for microorganisms, and is, for example, sawdust, wood chips, chaff, and the like. Preferably, sawdust is used. The microbial degradation accelerating medium is stored in the processing tank so that the stirring blade is buried when the stirring blade is at a stop position below the processing tank.
[0007]
Further, the sector shape means a figure surrounded by one arc and a radius drawn at both ends thereof, and includes a semicircle. And, the side view shape along the fan-shaped arc limits the side view shape when the stirring blade is viewed from the axial direction of the rotation axis, and when the stirring blade is viewed from the direction orthogonal to the rotation axis. It is not intended to limit the shape in front view.
[0008]
Further, the rotation shaft may be manually rotated, or may be rotated by a driving source such as a motor. When the rotating shaft is configured to be rotated manually, the end of the rotating shaft is exposed from the side surface of the processing tank so that the stop position of the stirring blade can be confirmed, and the position of the stirring blade is set on the end surface. It is preferable to display by marking or the like. When the rotating shaft is configured to be rotated by a drive source, it is preferable to control the drive source so that the stop position of the stirring blade is located below the processing tank.
[0009]
Further, in the second invention, the stirring blade is divided into a plurality of pieces in the circumferential direction, and each of the divided pieces is welded to the tip of a support member extending in the centrifugal direction from the rotation axis, and the blade is adjacent to the stirring piece. It is characterized in that a rod-shaped reinforcing member is erected and welded between supporting members that fit together .
[0010]
Further, in the third invention, the microbial decomposition accelerating medium is stored in the processing tank having an upper opening so that the rotating stirring blade is completely buried therein. It is characterized in that a plurality of heaters for maintaining the temperature in the bath at an appropriate temperature are provided .
[0011]
Further, in the fourth invention, the rotating shaft is configured to be rotated manually, and the end of the rotating shaft is exposed from a side surface of the processing tank so that the stop position of the stirring blade can be confirmed. The position of the stirring blade is displayed on an end face .
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 3 show an example of a pet organic waste decomposition treatment apparatus according to the present invention.
The organic waste decomposition processing apparatus A for pets includes a processing tank 10 having an open top, two rows of rotating shafts 20 rotatably installed in the processing tank 10, and a plurality of rotating shafts 20 around the rotating shafts 20. The agitation blade 30 is a fixedly supported stirring blade and a drive mechanism 40 provided outside the processing tank 10. In the processing tank 10, sawdust as a microbial decomposition promoting medium is provided so as to substantially bury the rotating stirring blade 30. p is stored.
[0013]
The processing tank 10 is made of a corrosion-resistant metal plate such as stainless steel, and has a curved bottom plate 12 fixed in a box-shaped housing 11 having an upper opening. On the lower surface of the bottom plate 12, a plurality of heaters 12a for maintaining the temperature in the processing tank 10 at an appropriate temperature so as to efficiently promote microbial decomposition are provided (see FIG. 3).
[0014]
The two rotation shafts 20 are horizontally installed in parallel at a substantially central height position in the processing tank 10. Both ends of each rotating shaft 20 penetrate the side surface of the processing bath 10 and are supported by bearings 21 and 21 fixed to the side surface of the processing bath 10, and one end thereof is connected to the drive mechanism 40.
[0015]
The stirring blade 30 has a shape along a spiral shape around the rotation shaft 20 (see FIG. 4) and a side view shape along a substantially semicircular arc around the rotation shaft 20 (see FIG. 3). As well as being formed, the semicircular portion in a side view is divided into three in the circumferential direction.
[0016]
In other words, the stirring blade 30 divides the helical belt-shaped body into planes including the axis, and substantially half-side portions thereof are divided into three sets of semicircular half-sections 31 divided in the axial direction. The blade half 31 is further divided into three parts in the circumferential direction to form three blade pieces 31a, 31b, 31c, and the blade pieces 31a, 31b, 31c are supported and fixed to the rotating shaft 20. .
Each of the blade pieces 31a, 31b, 31c is welded to the tip of a support member 32 extending from the rotating shaft 20 in the centrifugal direction. A rod-shaped reinforcing member 33 is provided and welded between the adjacent support members 32,32.
The blade pieces 31a, 31b, 31c are arranged at three locations along the spiral shape at predetermined intervals in the axial direction of the rotating shaft 20.
[0017]
A scraping piece 34 is welded to the axial end of the stirring blade 30. The scraping pieces 34 agitate the organic waste and the sawdust p in the circumferential direction so that the organic waste and the sawdust p do not adhere to and solidify on the inner surface of the processing tank 10.
[0018]
The stirring blades 30, 30 of the two rows of rotating shafts 20, 20, as shown in FIG. 2, are arranged so as not to interfere when rotated.
[0019]
In the above embodiment, as a preferred example, the stirring blade 30 has a substantially semicircular shape in a side view around the rotation axis 20, but the stirring blade 30 has a sector shape in a side view around the rotation axis 20. The shape may be any shape along the circular arc.
[0020]
The drive mechanism 40 includes a driven sprocket 41 fixed to the end of each rotating shaft 20, a motor 42 mounted on the upper rear end of the processing tank 10, and a driven sprocket 41 of each rotating shaft 20. The two rotating sprockets 43, 43 fixed to the driving shaft, the chain 44 wound around each driven sprocket 41 and the corresponding driving sprocket 43, etc. It is configured to drive and rotate in the same rotation direction.
[0021]
The two chains 44, 44 are wound such that the stirring blades 30, 30 around the two rows of rotary shafts 20, 20 are located in the same direction. That is, when one of the stirring blades 30 is positioned below the processing tank 10 as in the example shown in FIG. It is wound so that it is located in.
[0022]
The motor 42 is controlled such that the stop position of the stirring blade 30 is located below the processing tank 10. Specifically, after each stirring blade 30 rotates a predetermined number of times together with the rotating shaft 20, the both ends in the side view (see FIG. 3) of the stirring blade 30 are positioned slightly above the rotating shaft 20, and the processing tank is substantially processed. It will stop below 10.
The control means of the motor 42 is provided with, for example, a limit switch (not shown) on the rotating shaft so that the stop position of the stirring blade 30 is located below the processing tank 10 by a detection signal from the limit switch. The motor 42 may be controlled, or other known control means may be used.
[0023]
According to the pet organic waste decomposition processing apparatus A having the above configuration, the two rows of stirring blades 30 and 30 stop below the processing tank 10. In the stopped state, an animal x such as a pet rides on the upper surface of the sawdust p stored in the processing tank 10, and excretion is performed by the animal x. At this time, since the two rows of the stirring blades 30, 30 are buried in the deep layer in the sawdust p, the feet of the animal x do not come into contact with the stirring blade 30. Therefore, there is no fear that the animal x hates riding on the sawdust p.
Even if the stock amount of the sawdust p is smaller than that shown in the drawing and the upper surface of the sawdust p is located slightly above the both end portions in the side view of the stirring blade 30 (see FIG. 3), the animal x can be removed. Since the stirring blade 30 is not located at the depth near the upper surface of the sawdust p on the center side in the side view of the processing tank 10 on which the rider rides, the animal x does not feel discomfort by bringing his / her foot into contact with the stirring blade 30.
That is, with the conventional stirring blade in a ring shape in a side view, the stirring blade is located in a mountain shape at a depth near the upper surface of the sawdust p. However, such a problem does not occur in the pet organic waste decomposition treatment apparatus A.
[0024]
The pet organic waste decomposition treatment apparatus A is configured as an animal toilet on which animals such as pets ride and excrete. You may use it to do it.
[0025]
In addition, from the viewpoint of preventing the animal x on the upper surface from touching the upper surface of the sawdust p, the stirring blade 30 buries the stirring blade 30 at a stop position where the stirring blade 30 stops substantially below the processing tank 10. Is stored at least above the end of the semicircular piece half 31 of the stirring blade 30, and preferably, the animal x is placed on the sawdust p during the rotation of the stirring blade 30. also assume that like riding on the surface, as in the illustrated example, Ru stockpiled to completely buried stirring blade 30 rotating.
[0026]
【The invention's effect】
The present invention is configured as described above, and has the following effects.
According to the present invention, since the side view shape of the stirring blade is along the arc of the sector, when the stirring blade is stopped below the processing tank, the stirring blade is deeply buried in the microbial decomposition promoting medium. become. Therefore, even if an animal such as a pet rides on the upper surface of the stored microbial degradation accelerating medium while the stirring blade is stopped, the animal may be disliked by being stimulated by touching the foot with the stirring blade. And excreted on the microbial degradation promoting medium.
Furthermore, since the攪拌blade is formed in a shape along a helical shape around an axis center of the rotary shaft, can be stirred efficiently conveys the microbial degradation promoting medium in the axial direction of the rotary shaft. In addition, since the stirring blade is formed in a substantially semicircular shape when viewed from the side, when the stirring blade is stopped below the processing tank, no protrusions or the like are positioned above the rotation axis, and the stirring blade is stirred. The blade can be buried deeper. Therefore, irritation to the animal's feet can be more reliably eliminated.
Furthermore, according to the second aspect , since the stirring blade is divided into a plurality in the circumferential direction, the stress applied to the stirring blade can be dispersed. In addition, since each of the plurality of divided blade pieces is welded to the tip of a support member extending in the centrifugal direction from the rotation shaft, a bar-shaped reinforcing member is erected and welded between adjacent support members. It is possible to provide an organic waste decomposing / treating apparatus for a pet that has high durability and reliability without causing damage to the blade.
Further, according to the third invention, even if the stirring blade is rotating, the animal can ride on the upper surface of the microbial degradation promoting medium.
Further , according to the fourth aspect , when the rotation shaft is manually rotated, the stop position of the stirring blade can be confirmed by displaying markings or the like on the end surface of the rotation shaft.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view showing an example of a pet organic waste decomposition treatment apparatus according to the present invention.
FIG. 2 is a sectional view taken along line (II)-(II) in FIG.
FIG. 3 is a sectional view taken along line (III)-(III) in FIG. 1;
FIG. 4 is a perspective view showing a stirring blade.
[Explanation of symbols]
10: Treatment tank 20: Rotating shaft 30: Stirring blade 40: Drive mechanism A: Pet organic waste decomposition treatment device p: Sawdust x: Animal

Claims (4)

In a processing tank with an upper opening, a rotating shaft is erected substantially horizontally, and a stirring blade is integrally provided on the rotating shaft so that the microorganism decomposition accelerating medium is stored in the processing tank . In a pet organic waste decomposition treatment apparatus in which animals are mounted on the upper surface of the stored microbial decomposition promotion medium ,
The stirring blade is formed in a side view shape along a fan-shaped arc centered on the rotation axis, and is buried in the microbial decomposition promoting medium when stopped below the treatment tank ,
The stirring blade has a shape along a spiral shape with the rotation axis as an axis, and is formed in a side view shape along a substantially semicircular arc centered on the rotation axis,
Further, the organic waste decomposition processing apparatus for pets is characterized in that the stirring blade is disposed only on substantially one side of a virtual plane including the axis of the rotation shaft . The stirring blade is divided into a plurality in the circumferential direction, and each of the divided blade pieces is welded to the tip of a support member extending in the centrifugal direction from the rotation axis, and a rod-shaped member is provided between adjacent support members. 2. The organic waste decomposition treatment device for pets according to claim 1, wherein a reinforcing member is erected and welded . The microbial decomposition accelerating medium is stored in the processing tank having an upper opening so that the rotating stirring blade is completely buried, and the temperature in the processing tank is maintained at an appropriate temperature on the lower surface of the processing tank. The organic waste decomposition treatment device for pets according to claim 1 or 2, wherein a plurality of heaters are provided . The rotating shaft is configured to be rotated manually, and the end of the rotating shaft is exposed from a side surface of the processing tank so that the stop position of the stirring blade can be confirmed. The organic waste decomposition processing apparatus for pets according to any one of claims 1 to 3, wherein the apparatus is displayed .

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