JP3594361B2 - Organic material processing equipment - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to an organic matter processing apparatus for treating organic matter such as kitchen waste with microorganisms or the like.
[0002]
[Prior art]
Conventionally, as shown in JP-A-7-24435 (B09B 3/00), the temperature inside the processing tank is maintained at an optimum temperature for activation of microorganisms for decomposing organic substances by a heating means provided inside the processing tank. 2. Description of the Related Art An organic material processing apparatus for decomposing organic materials such as kitchen waste by microorganisms cultured in a processing medium is known.
[0003]
In this organic matter treatment apparatus, a heating means is provided at a substantially central portion in the treatment tank, and the inside of the treatment tank is controlled so as to have an optimum temperature for activating microorganisms.However, when the outside air temperature is low in winter or the like, There is a disadvantage that the temperature decreases near the wall surface of the processing tank due to the influence of the outside air, and the processing capacity for organic substances decreases. In order to solve this problem, it is conceivable to increase the capacity of the heating means so that the temperature becomes optimal near the wall of the processing tank. There is a problem of dying.
[0004]
Furthermore, although the supply of oxygen is necessary for the activation of microorganisms, the conventional technique has a drawback that the supply of oxygen is insufficient because only natural ventilation is performed. In order to solve this problem, a method of forcing the outside air into the processing tank by installing a blower fan etc. is conceivable.However, when the outside air temperature is low, the temperature in the processing tank decreases and the processing capacity decreases. Occurs. Further, it is conceivable to heat the taken-in outside air by providing a heating means. However, the structure becomes complicated, and the number of parts and the cost increase.
[0005]
[Problems to be solved by the invention]
SUMMARY OF THE INVENTION The present invention has been made in view of the above-described drawbacks, and has as its object to provide an organic substance processing apparatus that has a simple configuration and can prevent a decrease in organic substance processing capacity even when the outside air temperature is low.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, the present invention provides a processing tank for storing organic matter and decomposing organic matter by microorganisms, a main body case covering the processing tank, a suction port formed in the processing tank, and the main body. A suction port formed in the case to take in outside air, an air flow path formed between the main body case and the processing tank and communicating the suction port and the suction port, and a position where organic matter in the processing tank is deposited. And a lower heater section mounted on the outer surface of the processing tank corresponding to the above, and heating the inside of the processing tank, and an upper heater section mounted on the outer surface of the processing tank corresponding to a position above the organic matter in the processing tank and heating the inside of the processing tank. Wherein the lower heater portion and the upper heater portion face the air flow path.
[0012]
【Example】
One embodiment of the present invention will be described below in detail with reference to the drawings.
[0013]
Reference numeral 1 denotes a processing tank having an upper surface opening for storing a carrier 2 made of wood chips such as sawdust and activated carbon, and having a substantially semicircular cross section at the bottom, and a space between the carrier 2 in the processing tank 1 and a circulation path described later. The air layer 3 is formed at the bottom.
[0014]
Reference numeral 4 denotes a first planar heater which is mounted on the outer surface of the processing tank 1 corresponding to the position where the organic matter is deposited in the processing tank 1 and faces an air flow path which will be described later. The first thermistor 5 controls the organic matter such as garbage and the like put in the processing tank 1 so as to maintain the organic matter at 30 to 40 degrees Celsius.
[0015]
Reference numeral 6 denotes a second planar heater mounted on the outer surface of the processing tank 1 corresponding to the air layer 3 and facing the air flow path. It is controlled to be maintained at 20 to 25 degrees.
[0016]
Reference numeral 8 denotes an opening formed at the lowermost portion of the bottom surface of the processing tank 1 and has an opening edge extending downward. Reference numeral 9 denotes a suction port provided on the side surface of the processing tank 1 in the vicinity of a discharge tube 19 described later. The suction port 9 is connected to an intake port 12 described later via an air flow path formed between the outer surface of the processing tank 1 and a body case described later. Communicating.
[0017]
Reference numeral 10 denotes a lower case made of a synthetic resin, on which the processing tank 1 is placed, and which constitutes a main body case with an upper case 45 described later. Reference numerals 11 denote legs formed on both sides of the lower case 10. The legs 11 form a space between the bottom surface of the lower case 10 and the installation surface. The corresponding position is open.
[0018]
Reference numeral 12 denotes an intake port formed on the back side of the lower case 10.
[0019]
Reference numeral 13 denotes a first metal reinforcing plate mounted on one side surface of the processing tank 1, and has an upper end screwed to the upper surface of the processing tank 1 and a lower end screwed to the lower case 10. Reference numeral 14 denotes a second metal reinforcing plate fixed to the other side of the processing tank 1 opposite to the one side, the lower end of which is screw-fixed to the lower case 10. The processing tank 1 and the lower case 10 are fixed by screwing the second reinforcing plate 14 to the lower case 10.
[0020]
Reference numeral 15 denotes a first reinforcing frame fixed to a substantially central portion of both side surfaces adjacent to both side surfaces of the processing tank 1 on which the first reinforcing plate 13 and the second reinforcing plate 14 are mounted. The processing tank 1 is reinforced by screws fixed to the two reinforcing plates 14 so as to prevent the side wall of the processing tank 1 from expanding outward due to stirring of a stirring body 30 described later. Reference numeral 16 denotes a second reinforcing frame provided at a lower portion on the front side of the processing tank 1, which is fixed to the first reinforcing plate 13, the second reinforcing plate 14, and the lower case 10, and fixed to the lower case 10 of the processing tank 1. It is supposed to do.
[0021]
Reference numeral 17 denotes a recess formed in the upper part of the rear wall of the processing tank 1 so as to extend in the left-right direction of the processing tank 1. At both ends of the recess 17, a suction tube 18 and a discharge tube 19 communicating with the processing tank 1 are provided downward. It extends toward. The discharge tube 19 is partitioned forward and rearward by a rear wall of the processing tank 1, and a portion forward of the rear wall communicates with the inside of the processing tank 1 to form a part of a circulation path described later, and a portion rearward of the rear wall is formed. And an exhaust port 21 formed in the lower case 10 through an exhaust path 20 formed on the back surface of the processing tank 1.
[0022]
Reference numeral 22 denotes a substrate storage case which covers the upper portion of the recess 17 in a state where a space is formed between the recess 17 and the bottom surface of the recess 17 and is screwed to the recess 17. 6, a control board 23 on which a control circuit for controlling a fan 24 and an electric motor 27 described later is mounted, and a space between the recess 17 and the board storage case 22; A circulation path for circulating the air in the processing tank 1 is constituted by the front portion.
[0023]
Numeral 24 is a fan mounted on the discharge tube 19, and the air in the air layer 3 is sucked in from the suction tube 18 by driving of the fan 24, and is discharged through the space between the recess 17 and the substrate storage case 22. Since the exhaust tube 19 is separated from the front and rear by the rear wall of the processing tank 1, the air sucked from the intake cylinder 18 circulates through the processing tank 1 through a circulation path, and Is exhausted from the rear part of the discharge tube 19 to the outside through the exhaust port 21 through the exhaust path 20.
[0024]
Reference numeral 25 denotes a filter mounted on the suction tube 18 for preventing inconvenience such as dust or the like rising due to the stirring of the stirring body 30 described below, which adheres to the second thermistor 7 and the fan 24.
[0025]
Reference numeral 26 denotes a concave portion which is formed in the upper part of the processing tank 1 and adjacent to the suction cylinder 18, and an electric motor 27 is provided. The electric motor 27 is configured to decelerate the rotation of the electric motor 27 by a speed reduction mechanism 28 and rotationally drive a stirrer 30 described later. Reference numeral 29 denotes a cover made of a synthetic resin that covers the speed reduction mechanism 28, supports the shaft of the gear of the speed reduction mechanism 28, and suppresses sound leakage from the speed reduction mechanism 28.
[0026]
Reference numeral 30 denotes a stirring member rotatably disposed in the processing tank 1, which penetrates both sides of the processing tank 1, and is rotatably mounted on a bearing 31 fixed to the first reinforcing plate 13 and the second reinforcing plate 14. It is composed of a stirring shaft 32 supported and a plurality of stirring blades 33 fixed to the stirring shaft 32.
[0027]
Reference numeral 34 denotes a synthetic resin guide member fixed to the lower case 10 and formed substantially in an L shape. Reference numeral 35 denotes a first guide portion formed between the guide member 34 and the edge of the opening 8 of the processing tank 1, and sandwiches a side edge of a shutter 37 described later. A second guide portion 36 formed on the guide member 34 supports a flange portion 44 of a container 43 described later.
[0028]
Reference numeral 37 denotes a shutter which is slidably mounted on the first guide portion 35 and which closes the opening 8 on the bottom surface of the processing tank 1 so as to be openable and closable. The shutter 37 is made of a highly corrosion-resistant metal material, in this embodiment, stainless steel. It comprises a body 38 and a handle 39 made of synthetic resin. Reference numeral 40 denotes a storage portion formed in the handle 39, in which a magnet 41 is stored.
[0029]
Reference numeral 42 denotes a reed switch provided on the lower case 10, which is turned on and off by the magnetic force of the magnet 41, pulls out the shutter 37 forward, and stops the electric motor 27 when the opening 8 at the bottom of the processing tank 1 is opened. It has become.
[0030]
Reference numeral 43 denotes a transparent synthetic resin container which is supported at a position below the opening 8 of the processing tank 1 by the second guide portion 36 and stores the carrier 2 when the carrier 2 is replaced. I have. The container 43 has a central portion of the front flange 44 lowered so that the handle 39 of the shutter 37 does not come into contact when the container 43 is pulled out.
[0031]
Reference numeral 45 denotes an upper case made of synthetic resin which covers the processing tank 1, and lower portions on both side surfaces and a lower portion of the rear surface are screw-fixed to the lower case 10, and the lower case 10 and the upper case 45 constitute a main body case. I have.
[0032]
Reference numeral 46 denotes a handle mounted on the upper case 45, which is screwed to the processing tank 1 and the cover 29. Reference numeral 47 denotes a charging opening formed on the upper surface of the upper case 45, the opening edge of which extends into the processing tank 1. Reference numeral 48 denotes a seal member mounted on the opening edge of the upper surface of the processing tank 1, which is made of foamed resin and abuts on the edge of the charging opening 47 to prevent leakage of odor and invasion of insects and the like.
[0033]
Reference numeral 49 denotes a lid that is swingably supported on the upper surface of the upper case 45 and that closes the opening 47 so that it can be opened and closed. Reference numeral 50 denotes a sealing member made of a foamed resin mounted on the back surface of the lid 49. The sealing member 50 comes into contact with the periphery of the charging opening 47 on the top surface of the upper case 45, and the odor in the processing tank 1 leaks outside through the charging opening 47. Insects are prevented from entering the processing tank 1 through the charging opening 47.
[0034]
Reference numeral 51 denotes a display unit formed on the upper surface of the upper case 45 for displaying the operating state of the electric motor 27, the fan 24, and the like, and the lid 49 is connected to the lid 49 through a transparent window 52 formed in the lid 49. The operating condition can be checked while the device is closed.
[0035]
Then, the lid 49 is opened, and organic matter such as kitchen waste is charged into the processing tank 1 through the charging opening 47, and the lid 49 is closed. The detection means (not shown) detects the closing of the lid 49, and the control circuit energizes the electric motor 27, the first planar heater 4, the fan 24, and the second planar heater 6 based on the output.
[0036]
The energization of the electric motor 27 and the first planar heater 4 causes the agitator 30 to rotate and mix the carrier 2 and the organic matter, while maintaining the temperature in the processing tank 1 in an optimum range for activating microorganisms and the like. The organic matter is decomposed into carbon dioxide and water by microorganisms or the like cultured on the carrier 2 and composted.
[0037]
In addition, by energizing the fan 24 and the second planar heater 6, the air in the air layer 3 is circulated while being heated through the circulation path, and the water generated by the decomposition of organic substances is vaporized. Is maintained in an optimal range for activating microorganisms and the like, and oxygen necessary for activating microorganisms is supplied.
[0038]
A part of the air circulating in the processing tank 1 is exhausted from the rear part of the discharge tube 19 to the outside of the main body case through the exhaust path 20 and the exhaust port 21, and the air in the processing tank 1 becomes in a humid state. To improve the water removal efficiency in the treatment tank 1 and to activate the microorganisms to improve the organic matter treatment capacity.
[0039]
As the air in the processing tank 1 is exhausted to the outside, outside air is taken into the main body case through an air inlet 12 formed in the lower case 10, and the inside of the processing tank 1 is drawn through a suction port 9 formed in the side surface of the processing tank 1. However, the air taken into the main body case is heated by the first planar heater 4 and the second planar heater 6, and is mixed with the air circulating in the processing tank 1, so that it is supplied in the Even when the outside air temperature is low, it is possible to prevent a decrease in the organic substance processing capacity without significantly lowering the temperature in the processing tank 1.
[0040]
【The invention's effect】
According to the present invention, the temperature inside the processing tank can be maintained in an optimum range for activation of microorganisms and the like by the lower heater section for heating the organic matter from the outer surface of the processing tank, and the organic substances are reduced to carbon dioxide by the microorganisms and the like cultured on the carrier. And decompose into water and compost. The optimum heat the organic matter from above of the air in the processing tank by the heater unit promoting the heating of organic matter, water was vaporized caused by the decomposition of organic matter, the temperature and moisture content of the carrier in the activation of such microorganisms Range can be maintained. Further, the outside air taken in from the air inlet can be heated by using both the lower heater portion and the upper heater portion , and the simple configuration can be used without increasing the number of parts and the price, and when the outside air temperature is low in winter or the like. However, there is an effect that a reduction in the organic substance processing capacity can be prevented.
[Brief description of the drawings]
FIG. 1 is a sectional view of one embodiment of the present invention.
FIG. 2 is a cross-sectional view seen from another direction.
FIG. 3 is a sectional view of a main part of the shutter.
FIG. 4 is a bottom view of the same.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Processing tank 4 First planar heater 9 Suction port 12 Suction port

Claims (1)

A processing tank for storing organic matter and decomposing organic matter by microorganisms, a main body case covering the processing tank, a suction port formed in the processing tank, and an intake port formed in the main body case to take in outside air. An air flow path formed between the main body case and the processing tank, which communicates with the suction port and the suction port, and which is mounted on an outer surface of the processing tank corresponding to a position where the organic matter in the processing tank is deposited, A lower heater section for heating the inside of the tank; and an upper heater section mounted on an outer surface of the processing tank corresponding to a position above the organic matter in the processing tank and heating the inside of the processing tank, wherein the lower heater section and the upper heater section are provided. An organic matter processing apparatus characterized in that the device is exposed to an air flow path.

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