JP3518064B2 - Garbage processing machine - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a warm air drying type food waste processing machine for reducing the amount of food waste produced mainly in a kitchen at home by using hot air.

[0002]

2. Description of the Related Art The structure of a conventional warm-air type garbage processor is
As shown in FIG. 4, a processing container 31 for processing food waste,
A storage container 32 for storing the processing container 31, a crushing stirring blade 33, 34 provided inside the processing container 31 for crushing and stirring the food waste, and an openable / closable lid 35 located above the processing container 31 are provided. I have it. Inside the lid 35, there is provided a heating air blower 38 including a drying fan 36 and a heater 37 for sending warm air to the garbage in the processing container 31 to dry it. The heating air blower 38 is covered with a cover 40 that projects into the processing container 31, and the cover 40 has a large number of holes 39 formed downward. Further, the storage container 32 is connected to the exhaust hole portion 41 that communicates with the outside air. Further, the shaft part 42 of the drying fan has an intake part 43 for intake of outside air. Then, the heating blower 38
The steam generated in the processing container 31 is partially discharged from the gap 44 between the processing container 31 and the cover portion 40, passes through the storage container 32, and is discharged to the outside air from the exhaust hole portion 41 (some are forcedly discharged). Therefore, the amount of raw garbage in the processing container 31 is reduced by drying while sucking the outside air from the intake portion 43.

[0003]

However, in such a configuration, the warm air sent into the processing container 31 is sent by the drying fan 36 to the heater 37 provided outside and heated. The heated warm air hits the inner wall of the cover portion 40 and is supplied to the garbage in the processing container 31 below. Then, it is sucked from near the center of the drying fan 36, and while repeating this circulation, the water content of the food waste is evaporated to dry the food waste.

Since a gap is provided just outside the cover portion 40 for the steam to flow toward the storage container 32,
Not only the steam but also the warm air just heated by the heater 37 partially escapes toward the exhaust hole. For this reason, the efficiency of drying the food waste was poor, and the processing took longer than necessary.

The present invention solves the above problems, and an object of the present invention is to provide a food waste processing machine which improves the heating efficiency and the like of food waste and shortens the time for drying food waste reduction treatment. .

[0006]

The first object of the present invention to achieve the above object is to provide a processing container for processing food waste, a storage container for storing the processing container, and a storage container above the processing container. A heating air blower including a drying fan and a heater for drying food waste in the processing container, a lid that covers the processing container so that the processing container can be opened and closed, and the processing container is in a substantially sealed state. The partition is located on the outer peripheral portion of the drying fan facing the inside of the processing container with the lid closed, and has a partition plate that partitions the ventilation path of the drying fan into upper and lower parts, and the ventilation path formed in the space above the partition plate is an exhaust hole part. A heater is disposed in the space below the partition plate, and an intake hole is provided to connect the space below and the outside air side.

A second means for solving the problems of the present invention is a method for processing on a side wall of a cover portion which projects into the processing container in the first means for solving the problems, covers the heating air blowing means and has a large number of downward holes. A hole is provided above the upper end surface of the container and outside the inner wall surface of the processing container so as to connect to the exhaust hole.

[0008] The present inventionThreeProblem solving means is the first section
To solve the problemHeatingCover that covers the air blowerWhenprocessing
Container topOf the coverAll around the position facingBetween
In addition, packing is provided.

According to a fourth object solving means of the present invention, the partition plate in the first object solving means comprises an upper surface and a lower surface,
The lower surface has a substantially bowl shape that curves downward, and the upper surface has a substantially horizontal shape.

According to a fifth problem solving means of the present invention, a common heat exchange part is provided in a part of the path of the exhaust hole portion and the path of the intake hole portion in the first problem solving means to perform heat exchange of intake and exhaust. It is configured to be performed.

[0011]

The first means for solving the problems of the present invention operates as follows. That is, when the heating blower is operated, the air in the processing container is blown toward the outer circumference by the drying fan,
It is heated by the heater to become warm air. The air sent by the drying fan is separated by the partition plate, and the air flowing below the partition plate is heated by the heater together with the outside air that has entered from the intake hole portion, and is supplied to the garbage in the processing container. Then, the warm air supplied to the food waste in the processing container is sucked back into the vicinity of the center of the drying fan and returns. A part of the low-temperature, high-humidity air (including steam) that has returned the heated food waste flows into the ventilation path above the partition plate, is not heated by the heater, and is discharged to the outside air through the exhaust hole. . In this way, low-temperature, high-humidity air that has once exchanged heat with food waste is reliably discharged in sequence, and high-temperature, low-humidity air heated by the heater hardly leaks to the exhaust side. It can heat food waste efficiently and accelerate evaporation.

In the second means for solving the problems of the present invention, the processing volume is
Vessels inside protrudes suited downwards covers the hot air blower means
Therefore, the side wall of the cover portion provided with a large number of holes is provided with a hole portion that is connected to the exhaust hole portion at a position above the upper end surface of the processing container and outside the inner wall surface of the processing container, so that it is exhausted to the outside. The low temperature and high humidity air hardly returns to the processing container again.

In the third means for solving the problems of the present invention, between the cover portion that covers the heating and blowing means and the entire circumference of the upper end portion of the processing container facing the cover portion. Since a packing is provided, the high temperature side air that has just been heated by the heater escapes from the gap between the lid and the upper end surface of the processing container, and the low temperature air sent to the exhaust hole side does not flow backwards. it can.

In the fourth means for solving the problems of the present invention, the partition plate
Since the lower surface is a bowl-like shape with the lower surface curving downward and the upper surface has a substantially horizontal shape, the low-temperature, high-humidity air sent in the outer peripheral direction by the drying fan is directed to the horizontal upper surface of the partition plate. A part of the air that smoothly flows out toward the exhaust hole along the outer peripheral direction of the drying fan flows along the lower surface of the partition plate, so the air flow can be changed downward as it goes to the outer peripheral side. , Warm air can be smoothly poured into the garbage in the processing container.

According to the fifth means for solving the problems of the present invention, since the heat exchanger is provided in a part of the paths on the intake side and the exhaust side to perform heat exchange, the temperature of the intake air can be raised.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to FIG. In FIG. 1, reference numeral 1 denotes a raw garbage processing container, and a fixed blade 2 provided on an inner wall of the processing container 1 and a rotary blade 3 rotatably provided on an inner bottom portion of the processing container 1 constitute a grinding and stirring means. ing. The rotary blade 3 is connected to the drive motor 4 via a belt 5. 6 is a lid, which is a hinge 7 and a lock mechanism 8
The lid 6 can be opened and closed by means of a lid, and a drying fan 9 for drying and a heater 10 provided on the outer periphery of the drying fan 9 are attached to the lower surface of the lid 6. A heating air blower 11 including a drying fan 9 and a heater 10 is configured.
Further, the heating blower means 11 has a large number of holes 12 downwardly.
It is covered with a cover portion 13 provided with.

A storage container 14 stores the processing container 1, which communicates with an exhaust hole portion 15 which is open to the outside. A partition plate 16 is provided on the outer periphery of the drying fan 9 and above the heater 10, and the lower surface of the partition plate 16a is curved downward.
In addition, the upper surface is formed horizontally 16b. Further, in the space above the partition plate 16, on the side wall of the cover portion 13 that covers the heating and blowing means 11, above the upper end surface 1a of the processing container 1,
In addition, a hole 13a connected to the exhaust hole 15 is provided outside the inner wall surface of the processing container 1.

Further, 17 is an intake hole portion 1 communicating with the outside air side.
The opening 8 on the front end side is located in the space below the partition plate 16, and is located between the outer peripheral portion of the drying fan 9 and the heater 10. In addition, the air is sucked in through the intake hole portion 18,
An exhaust fan 19 for forcibly exhausting air from the exhaust hole 15 to the outside of the main body is provided.

The operation of the food waste processing machine configured as described above will be described. First, the lock mechanism of the lid 6 is released, the lid is opened, raw garbage is put into the processing container 1, the lid 6 is closed, and a power source (not shown) is turned on. The food waste put into the processing container 1 is agitated by the rotary blade 3 connected to the drive motor 4 via the belt 5, and the rotary blade 3
And crushed by the fixed blade 2. At that time, the air blown in the circumferential direction by the drying fan 9 for drying of the heating blower 11 provided on the lower surface of the lid 6 is partially separated by the partition plate 16 and air blown below the partition plate 16. Is the intake hole 1
Heater 10 with low humidity outside air sucked from
The heated air is heated to a high temperature and low humidity, and is supplied to the food waste in the processing container 1. Then, due to the suction force of the drying fan 9, it is sucked as low-temperature and high-humidity air together with the steam generated from the garbage. Then, part of the sucked air or water vapor flows into the space above the partition plate 16 and is discharged from the exhaust hole portion 15 by the pressure of the drying fan 9 or the suction force of the exhaust fan 19. By repeating such an operation, the food waste in the processing container 1 has little heat loss, the moisture is efficiently steamed, and the generated steam is quickly exhausted from the processing container 1 to dry the food waste in a short time. To do.

The second embodiment is shown in FIG. That is, the present embodiment is as shown in FIG. 2, the packing 20 between the entire periphery of the position <br/> facing the cover portion 13 of the cover portion 13 for covering the hot air blower means 11 process vessel upper section 1a With a lid 6
Is closed, the cover portion 13 is brought into contact with the upper end portion 1a of the processing container.

[0021] Thus, the cover portion of the cover portion 13 for covering the hot air blower unit 11 processing chamber 31 upper portion 1a 13
The packing 20 is provided between the lid 6 and the entire circumference of the processing container 1, so that the air on the high temperature side just heated by the heater 10 escapes from the gap between the lid 6 and the upper end surface 1a of the processing container 1 or the exhaust hole side. This prevents the low temperature air sent out to the backflow, improves the efficiency of drying, and shortens the processing time significantly.

A third embodiment is shown in FIG. That is, in this embodiment, as shown in FIG. 3, the exhaust hole portion 15 and the intake hole portion 1 are
In the middle of each path connecting to
Is provided to exchange heat between intake air and exhaust air.

As described above, the heated air is applied to the partition plate 16
The curved portion 16a smoothly flows into the processing container 1, and the horizontal portion 16b prevents the concave portion from being formed between the wall portion of the cover portion 13 and the dry dust sucked by the drying fan 9 is accumulated in this portion. To prevent this.

Furthermore, a heat exchanger 21 is provided in a part of the path on the intake hole 18 side and the exhaust hole 15 side, and heat exchange is performed here, whereby the temperature of the intake air can be raised and the capacity of the heater 10 can be increased. Can be effectively used for drying, the efficiency can be improved, and the processing time can be greatly shortened.

[0025]

According to the first means for solving the problems of the present invention,
The food waste inside the processing container is heated by the heating and blowing means, and the water contained in the food waste becomes water vapor and is exhausted to the outside of the processing container through the exhaust hole. At this time, since the space forming the path to the exhaust hole is separated by the partition plate and the space inside the garbage processing container including the intake hole is separated, the temperature is low at a high temperature heated by the drying fan and the heater. The warm air with humidity is reliably supplied to the food waste inside the processing container, and it does not contribute to the drying of the food waste and directly leaks to the exhaust hole side or is discharged from the exhaust hole side, and even at low temperature on the exhaust side. There is almost no backflow of high-humidity air or dry exhaust air is exhausted as it is, and low-humidity air is always mixed in and heated by a heater.
It is sent as hot air with high temperature and low humidity into the processing container. In this way, the heat generated by the heating and blowing means effectively contributes to the drying of the food waste, promotes evaporation from the food waste, improves the efficiency of drying, and significantly reduces the processing time. is there.

According to the second means for solving the problems, the low-temperature, high-humidity air containing water vapor separated above the partition plate is reliably discharged to the storage container outside the processing container. Almost no air flows back into the processing container, which has the effect of improving the efficiency of drying and significantly shortening the processing time.

Further, according to the third means for solving the problems, the air on the high temperature side just heated by the heater escapes from the gap between the lid and the upper end surface of the processing container, or the low temperature air sent to the exhaust hole side is discharged. There is an effect that the air can be prevented from flowing backward and the heat of the heater can be effectively used for drying, and the processing time can be significantly shortened.

Further, according to the fourth means for solving the problems, the heated air is made to flow smoothly into the processing container by the curved portion of the partition plate. However, when this is done, a recess is formed in the space above the partition plate. Dry dust that is sucked in by the drying fan accumulates in this area, but by making the top surface of the partition plate horizontal, it is possible to prevent the dry dust that is sucked in by the drying fan from accumulating and to smoothly exhaust the air. It can be flowed to the hole side.

Further, according to the fifth means for solving the problems, the temperature of the air on the intake side can be raised, and the capacity of the heater can be effectively used for drying the food waste, thereby further shortening the processing time. The effect is that you can do it.

[Brief description of drawings]

FIG. 1 is a sectional view of a food waste disposer according to a first embodiment of the present invention.

FIG. 2 is a sectional view of a food waste disposer according to a second embodiment of the present invention.

FIG. 3 is a sectional view of a food waste disposer according to a third embodiment of the present invention.

FIG. 4 is a sectional view of a conventional food waste processing machine.

[Explanation of symbols]

1 processing container 6 lid 9 Drying fan 10 heater 11 Heating and blowing means 15 Exhaust hole 18 Intake hole 20 packing 21 heat exchanger

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁷ Identification code FI F26B 9/06 B09B 5/00 ZABP (56) Reference JP-A-7-146067 (JP, A) (58) Fields investigated (58) Int.Cl. ⁷ , DB name) F26B 21/00 B09B 3/00 B09B 5/00 F26B 9/06

Claims (5)

(57) [Claims] 1. A treatment container for treating food waste, a storage container for accommodating the treatment container, and a drying fan for blowing air for drying the food waste in the treatment container, which is located above the treatment container. A heating blower including a heater, a lid that covers the processing container so that the processing container can be opened and closed, and a lid that substantially closes the processing container, and is located at an outer peripheral portion of a drying fan that faces the inside of the processing container with the lid closed. A partition plate for partitioning the ventilation path of the drying fan into upper and lower parts is provided.The ventilation path formed in the space above the partition plate is connected to the exhaust hole part connected to the outside air side, and the heater is arranged in the space part below the partition plate. The garbage processing machine is provided with an intake hole portion that connects the space portion below and the outside air side. 2. A position above the upper end surface of the processing container and outside the inner wall surface of the processing container on the side wall of the cover portion which projects into the processing container , covers the heating air blowing means, and is provided with a number of downward holes. The food waste disposer according to claim 1, wherein a hole portion that is connected to the exhaust hole portion is provided in the. Wherein between the cover portion for covering the heating blower means and the processing vessel upper part of the opposing positions all around the cover portion, garbage disposal according to claim 1, wherein providing the packing. 4. A partition plate, the lower surface is a substantially bowl-shaped curved downward, the upper surface is a food waste disposal system of claim 1, wherein the substantially horizontal shape. 5. The food waste disposer according to claim 1, wherein a common heat exchange portion is provided in a part of the path of the exhaust hole portion and the path of the intake hole portion to perform heat exchange of intake air and exhaust air.