JPH08309322A - Garbage treatment apparatus - Google Patents

Abstract

PURPOSE: To provide a garbage treatment apparatus which can inform a user of the deterioration of a garbage decomposition capacity when it occurrs. CONSTITUTION: The temperature, humidity, and weight of a decomposition medium A are detected by a temperature sensor 15, a humidity sensor 16, and a weight sensor 17 respectively, and the abnormality in temperature, humidity, or treatment capacity is displayed for warning based on the results of detection by a display part 18.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for treating food waste which decomposes meat, fish, leftover food, vegetable waste, etc. discharged as garbage from ordinary households, restaurants, etc., by means of microorganisms.

[0002]

2. Description of the Related Art Conventionally, as an apparatus for treating garbage of this kind, for example, a decomposing medium in which aerobic microorganisms are mixed with sawdust or the like is housed in a treating container, and the garbage introduced into the treating container is treated as a microorganism of decomposing medium. It is known that it is decomposed by. In general, this type of garbage processing apparatus includes a main body casing 1 having an openable lid 1a on the upper surface as shown in FIG. 8, and a main body casing 1 contains a processing container 2 having an open top surface. . A stirring blade 4 that is rotated by a motor 3 is provided in the processing container 2, and the garbage put into the processing container 1 is stirred by the stirring blade 4 to mix the decomposition medium and the garbage. In addition, a heater 5 is provided in the processing container 1, and when the temperature of the decomposition medium detected by the temperature sensor 6 becomes lower than a predetermined temperature, the heater 5 is driven to heat the decomposition medium. That is, when the temperature of the decomposing medium decreases in winter or the like, the microorganisms are not activated and the ability of decomposing the garbage decreases, so the decomposing medium is heated to promote the activation of the microorganisms. Further, the main body casing 1 is provided with a blower 7 for ventilating the inside of the processing container 1, and the blower 7 is always operated with the operation of the apparatus main body or intermittently operated at predetermined intervals.

[0003]

By the way, in the above-mentioned food waste treating apparatus, when the decomposition medium cannot be heated to a predetermined temperature or higher due to a failure of the heater 5 or insufficient capacity,
It becomes impossible to promote the activation of microorganisms. Also,
In addition to lowering the temperature of the decomposing medium, extreme drying may impede the activation of microorganisms, or the humidity may deteriorate the degrading medium to reduce the decomposing ability of the microorganisms. Further, when the stirring mechanism malfunctions or the microorganisms in the decomposition medium are killed or weakened, there are other causes besides the change in the environment of temperature and humidity, which lowers the processing ability of raw garbage. However, since the conventional garbage disposal does not have any means for detecting such an abnormality, if the user does not notice the abnormality and continuously inputs new garbage, the garbage will not be decomposed. However, there is a problem in that they are accumulated to generate a rotten odor and give an uncomfortable feeling to the surroundings.

The present invention has been made in view of the above problems, and an object of the present invention is to treat raw garbage that can surely inform the user when the ability to decompose raw garbage is lowered. To provide a device.

[0005]

In order to achieve the above-mentioned object, the present invention according to claim 1 stores a degrading medium containing microorganisms in a processing container, and decomposes raw garbage introduced into the processing container. An apparatus for treating food waste that is decomposed by microorganisms of a medium is provided with a temperature detecting means for detecting the temperature of the decomposing medium and a warning means for issuing a predetermined warning based on the detection result of the temperature detecting means.

According to a second aspect of the present invention, there is provided a garbage disposal device in which a decomposition medium containing microorganisms is housed in a processing container and the garbage introduced into the processing container is decomposed by the microorganisms of the decomposition medium. A humidity detecting means for detecting the humidity of the decomposition medium and a warning means for issuing a predetermined warning based on the detection result of the humidity detecting means are provided.

Further, in the third aspect of the present invention, there is provided a garbage disposal device in which a decomposition medium containing microorganisms is housed in a processing container, and the garbage introduced into the processing container is decomposed by the microorganisms of the decomposition medium. A weight detection unit that detects the weight of the decomposition medium and a warning unit that issues a predetermined warning based on the detection result of the weight detection unit are provided.

[0008]

According to the food waste processing apparatus of the present invention, the temperature of the decomposition medium is detected by the temperature detecting means, and a predetermined warning is issued based on the detection result. Be warned to the side.

According to the garbage disposal of claim 2, the humidity of the decomposition medium is detected by the humidity detecting means,
A predetermined warning is issued based on the detection result, so that the user is warned of the humidity abnormality of the decomposition medium.

According to the third aspect of the present invention, the weight detecting means detects the weight of the decomposition medium,
Since a predetermined warning is issued based on the detection result, the user is warned of the weight abnormality of the decomposition medium.

[0011]

1 to 7 show an embodiment of the present invention. FIG. 1 is a perspective view of the inside of a food waste processing apparatus, FIG. 2 is a side sectional view thereof, and FIG. Configuration diagram, FIG. 4 is a block diagram showing a control system.

This food waste processing apparatus has a main body casing 10 for covering the outer surface of the apparatus, a processing container 11 for accommodating the decomposition medium A, a plurality of stirring blades 12 for agitating the decomposition medium A in the processing container 11, and processing. A heater 13 for heating the decomposition medium A in the container 11, a blower 14 for ventilating the inside of the main body casing 10, and a temperature sensor 15 for detecting the temperature of the decomposition medium A.
A humidity sensor 16 that detects the humidity of the decomposition medium A, a weight sensor 17 that detects the weight of the decomposition medium A, a display unit 18 that displays an abnormality, and a control unit that controls the driving of the heater 13 and the abnormality display. The decomposition medium A is a mixture of sawdust and aerobic microorganisms.

The body casing 10 has a lid 10a for opening and closing a part of the upper surface thereof, and the lid 10a is rotatably supported on the body casing 10 side. In addition, the main body casing 10
Is a micro switch 1 which is interlocked with the opening / closing operation of the lid 10a.
0b is attached, and a ventilation hole 10c for ventilation is provided on the upper side surface of the main body casing 10.

The processing container 11 has an upper surface opened, and the processing container 11 is arranged with its opening facing the back side of the lid 10a of the main body casing 10.

Each stirring blade 12 is curved in an arc shape, and one end thereof is fixed to the same shaft 12a.
Both ends of the shaft 12a are rotatably supported on the side surface of the processing container 11, and a sprocket 12b arranged outside the processing container 11 is attached to one end of the shaft 12a. A motor 12c is provided below the processing container 11, and a sprocket 12d is attached to the rotation shaft of the motor 12c. That is, this sprocket 12d is the chain 12e.
Is connected to the sprocket 12b on the shaft 12a side. Further, the motor 12c is the main casing 10
When the lid 10a is closed, each stirring blade 12 is rotated for a predetermined time.

The heater 13 is composed of a heating wire and is provided in a planar shape on the back side of the lid 10a of the main body casing 10.

The blower 14 is provided in the upper part of the main body casing 10 and faces the ventilation hole 10c of the main body casing 10. The blower 14 is always operated with the operation of the main body of the apparatus, but it may be operated intermittently at predetermined intervals.

The temperature sensor 15 is attached to the side surface of the processing container 11, and its tip is inserted into the decomposition medium A.

The humidity sensor 16 is attached to the side surface of the processing container 11, and its tip is inserted into the decomposition medium A.

The weight sensor 17 is attached to one of the legs of the main body casing 10 and detects the weight of the main body casing 10 including the decomposition medium A.

The display unit 18 includes a first display unit 18a for displaying an abnormality relating to the temperature of the decomposition medium A, a second display unit 18b for displaying an abnormality relating to the humidity of the decomposition medium A, and a decomposition unit A.
And a third display portion 18c for displaying an abnormality related to weight, the first display portion 18a includes “low” indicating an abnormal decrease in temperature and “appropriate” indicating the appropriateness of the temperature.
The display section 18a is composed of "low" indicating an abnormal decrease in humidity, "appropriate" indicating an appropriate humidity, and "high" indicating an abnormal increase in humidity, and the third display section 18c indicates an abnormal increase in weight. It is composed of "large" and "suitable" indicating the appropriateness of weight, and each is turned on by a light emitting body such as an LSD.

The control section 19 is composed of a microcomputer and is connected to the heater 13, the temperature sensor 15, the humidity sensor 16 and the weight sensor 17.

In the garbage treating apparatus having the above-described structure, when the lid 10a of the main body casing 10 is opened and the garbage is put into the processing container 11 to close the lid 10a, the stirring blades 12 are driven by the motor 12c. Rotates for a predetermined time,
The garbage and the decomposition medium A are mixed. As a result, the garbage is decomposed by the microorganisms of the decomposition medium A. Further, when the decomposition medium A becomes lower than a predetermined temperature in the winter season or the like, the heater 13 is activated to heat the decomposition medium A and promote the activation of microorganisms of the decomposition medium A.

Here, the operation of the control unit 19 will be described with reference to FIGS.
This will be described with reference to the flowchart shown in FIG.

First, as shown in FIG. 5, when the temperature T detected by the temperature sensor 15 is below a predetermined lower limit value T1 (S1), if the heater 13 is not in operation (S2), the heater 13 is operated (S3). ), After the lapse of time t (S4), the process returns to step S1. Next, in step S1, the detected temperature T
Is the lower limit value T1 or less, the heater 13
If the first display portion 18a of the display portion 18 displays "appropriate" (S5), the display of the first display portion 18a is switched to "low" (S6), and the time t is After the lapse of time (S4), the process returns to step S1. Next, when the detected temperature T becomes higher than the lower limit value T1 in step S1, if the heater 13 is operating (S7), the heater 13
Is stopped (S8), and if the first display portion 18a does not display "low" (S9), after the time t has elapsed (S8).
4) and returns to step S1. If the first display portion 18a displays "low" in step S8, the display on the first display portion 18a is switched to "suitable" (S10), and the time t is reached.
After elapse of (S4), the process returns to step S1. That is, when the decomposition medium A cannot be heated to a predetermined temperature or higher due to a failure of the heater 13 or insufficient capacity, the first display portion 18a
Is displayed as "low" and a warning that the temperature of the decomposition medium A is abnormally lowered is warned.

As shown in FIG. 6, when the humidity H detected by the humidity sensor 16 is equal to or higher than the predetermined lower limit value H1 (S11) and equal to or lower than the predetermined upper limit value H2 (S12), the second value of the display unit 18 is displayed.
If the display unit 18b does not display "appropriate" (S1)
3), the display of the second display section 18b is switched to "appropriate" (S1
4) After the time t has passed (S15), step S11
Return to Next, if the detected humidity H is smaller than the lower limit value H1 in step S11 and the second display portion 18b does not display "low" (S16), the display of the second display portion 18b is switched to "low" ( S17), after the lapse of time t (S
15) and returns to step S11. Next, step S12
If the detected humidity H is higher than the upper limit value H2 and the second display portion 18b does not display "high" in (S18),
The display of the second display portion 18b is switched to "high" (S19),
After the time t has passed (S15), the process returns to step S11. That is, when the decomposition medium A becomes extremely dry or humid, the display of the second display portion 18b becomes “low” or “high”, and the humidity of the decomposition medium A is abnormally decreased or abnormally increased. To be done.

As shown in FIG. 7, when the weight W detected by the weight sensor 17 is not less than the predetermined upper limit value W1 (S20),
If the third display portion 18c of the display portion 18 displays "appropriate" (S21), the display of the third display portion 18c is switched to "large" (S22), and after the time t has elapsed (S23). , And returns to step S20. Next, when the detected humidity H is smaller than the upper limit value W1 in step S20, the third display unit 1
If 8c displays "Large" (S24), the display of the third display portion 18c is switched to "appropriate" (S25), and after the time t has elapsed (S23), the process returns to step S20. That is, when the undecomposed garbage is accumulated in the processing container 11 and the weight increases due to the failure of the stirring mechanism or the killing or attenuation of the microorganisms in the decomposition medium A, the display of the third display portion 18c is "large".
Then, it is warned that the garbage processing capacity is abnormally reduced.

As described above, according to the garbage processing apparatus of the present embodiment, the temperature sensor 15, the humidity sensor 16 and the weight sensor 17 detect the temperature, humidity and weight of the decomposition medium A, and based on the detection results. Since the temperature abnormality, the humidity abnormality, and the processing capacity abnormality are displayed as warnings on the display unit 18, the user can be surely notified of these abnormalities, and the abnormal state can be promptly resolved.

Although the display section 18 has been shown to light up each display portion by LSD or the like, the display color may be changed, an alarm by sound, or a character or symbol by a liquid crystal display board or the like. May be displayed.

[0030]

As described above, according to the garbage treatment device of the first aspect, it is possible to reliably inform the user of the temperature abnormality of the decomposition medium due to the failure of the heater or the lack of capacity. The state can be quickly resolved, and the processing of food waste can always be favorably performed.

Further, according to the food waste processing apparatus of the second aspect, the user can be surely notified of the humidity abnormality of the decomposition medium due to extreme dryness or high humidity, so that the abnormal state can be promptly eliminated. Therefore, it is possible to always treat the garbage properly.

According to the third aspect of the present invention, since the microorganisms in the decomposition medium are killed or weakened, it is possible to reliably notify the user that the undecomposed garbage has accumulated. The state can be quickly resolved, and the processing of food waste can always be favorably performed.

[Brief description of drawings]

FIG. 1 is a perspective view showing an inside of a food waste processing apparatus as an embodiment of the present invention.

FIG. 2 is a side sectional view of the garbage treatment device.

FIG. 3 is a configuration diagram of a display unit

FIG. 4 is a block diagram showing a control system.

FIG. 5 is a flowchart showing the operation of the control unit.

FIG. 6 is a flowchart showing the operation of the control unit.

FIG. 7 is a flowchart showing the operation of the control unit.

FIG. 8 is a perspective view showing the inside of a food waste processing device showing a conventional example.

[Explanation of symbols]

11 ... Processing container, 13 ... Heater, 15 ... Temperature sensor, 1
6 ... Humidity sensor, 17 ... Weight sensor, 18 ... Display unit, 1
9 ... Control part, A ... Decomposition medium.

Claims (3)

[Claims] 1. A food waste treatment device in which a decomposition medium containing microorganisms is housed in a processing container, and the garbage introduced into the processing container is decomposed by the microorganisms of the decomposition medium. An apparatus for treating garbage according to claim 1, further comprising: temperature detecting means for detecting the temperature, and warning means for issuing a predetermined warning based on the detection result of the temperature detecting means. 2. A food waste treatment apparatus in which a decomposing medium containing microorganisms is housed in a processing container, and the garbage introduced into the processing container is decomposed by the microorganisms of the degrading medium. An apparatus for treating garbage according to claim 1, further comprising: a humidity detecting unit that detects the temperature, and a warning unit that issues a predetermined warning based on the detection result of the humidity detecting unit. 3. A food waste treating apparatus in which a decomposing medium containing microorganisms is housed in a processing container, and the garbage introduced into the processing container is decomposed by microorganisms of the decomposing medium. An apparatus for disposing of garbage according to claim 1, further comprising: a weight detecting unit that detects the weight, and a warning unit that issues a predetermined warning based on the detection result of the weight detecting unit.