KR102156548B1 - Household food gabbage treatment device - Google Patents

Abstract

The present invention relates to an apparatus for treating leftover foods at home, in which an inner tub body is formed of metal and heated from the outside by a heater member, such that microorganisms for disposing of the leftover foods discharged from home are activated by increasing an internal temperature, thereby significantly reducing power consumption. The apparatus for treating the leftover foods at home includes: an inner tub body that forms a space for fermenting food, has a curved lower surface, and receives a microbial carrier provided at an inner lower portion thereof to dispose of the leftover foods; a case formed in a square box shape to receive the inner tube body; a lid rotatably coupled to a rear end portion of the case to seal the inner tub body and an upper portion of the case; a stirring unit to stir the leftover foods received in the inner tub body; and a discharged gas treating unit provided in a case such that gas generated in the process of fermenting the leftover foods and discharged to the outside are purified. The inner tube body is formed of a metal material and the heater member is provided under the inner tube body.

Description

Household food waste disposal device {HOUSEHOLD FOOD GABBAGE TREATMENT DEVICE}

The present invention relates to a household food waste processor, and more particularly, to increase the internal temperature to activate microorganisms that treat food waste discharged from the home by forming an inner cylinder of metal and heating it from the outside with a heater member to consume power. It relates to a household food waste disposal machine that can significantly reduce the amount of money.

In general, food waste generated at home is put in a dedicated bag and discharged, and food waste disposal companies collect it and dispose of it at a large-scale food waste disposal facility. However, due to a lack of food waste treatment facilities, there is a difficulty in disposing of food waste, and there are many difficulties in expanding the food waste treatment facilities in a short period of time. Accordingly, various types of food waste treatment technologies have been developed.

Specifically, a method of disposing of food waste at home rather than a large-scale treatment facility is being studied, and one of them is a disposer method that grinds and disposes food waste. However, the disposer method is acting as a factor to increase the sewage treatment capacity by discharging food waste along with sewage, and for this reason, most local governments regulate not to use the disposer.

Accordingly, a household food waste treatment device has been developed to allow each household to treat food waste. Such household food waste processors use microorganisms to ferment food waste to make it harmless, and then discharge it to sewage or dry and compress the treated food waste to discharge it.

However, in the conventional household food waste disposal container, the material of the container in which the food waste is accommodated is formed of synthetic resin with low thermal conductivity, so the amount of power consumed when the heater member is used to activate microorganisms is large, and the treated food is attached to the wall surface. have.

On the other hand, when looking at the prior art related to the present invention, a food waste input step of collecting food waste generated at home in Korean Patent Application Publication No. 10-2014-0035115 and putting it into an inlet installed at the top of the food waste processor; A crushing step of pulverizing the food waste injected into the inlet by a drum-type cutting knife rotated by a motor by moving to the lower end of the hopper; When the food waste crushed by the pulverizing step is cut to a certain size, the dehydration and drying unit moving step of flowing to the lower end through the guide hopper installed at the lower end and moving to the dehydration and drying unit; The food waste moved by the moving step of the dehydration and drying unit is introduced into the drying bin, and the water is discharged through a discharge hole installed in one side of the drying bin, and the food waste is installed in the drying bin, rotated by a motor and at regular intervals. Secondary crushing and drying step of mixing and pulverizing at the same time by a rotating body in which a plurality of crushing knives are installed; A discharging step of discharging the food waste dried by the secondary crushing and drying step into the food waste collection container by opening the discharge hole installed at the lower end of the drying container by operating a cylinder or a hand; Consists of a withdrawal step of drawing out the dried food waste contained in the food waste collection container so that it can be used as feed for animals or fuel for thermal power; and the food waste is sludged through pulverization, dehydration and drying processes, and drying at the same time. It proposes and discloses a food waste disposal method and apparatus that removes odors generated in the process and purifies and discharges the air, and is installed under the sink in Registration Patent No. 10-1709107 to treat food for household use. As a treatment device, a food input part that forms an inlet into which food is put in and has a food filter on the inner side, a water stopper that opens and closes the inlet, a drain member that drains water discharged through the food filter to the outside, and stores and stores microorganisms. The upper case is installed with a microbial spraying device that provides microorganisms in the process of decomposing food, and a rotating shaft of a stirring blade that agitates food with microorganisms is installed, and the decomposed food and decomposition water are collected and discharged, and the side is curved. Lower case, located at the bottom of the stirring blade, installed inside the lower case, and a lower sieve with a perforated part, a passage through which decomposed food and decomposed water move to the lower part of the lower case, and a water spray device installed in the upper case A household food treatment device and a food treatment method including a control unit for controlling the amount of microbial spraying by controlling the amount of water supplied to the solenoid valve and microbial spraying device, and controlling the amount of water sprayed by controlling the solenoid valve and the water spraying device. A first chamber that has been proposed and disclosed, and has a cylindrical inner space that has a vertically open hole formed on one side and extends a certain length in the horizontal direction to insert waste food into Korean Patent Application Publication No. 10-2018-0026072 And, a second chamber vertically spaced apart from the first chamber and installed horizontally with the first chamber, a hopper placed in an open hole of the first chamber and into which waste food is injected from the outside, and the hopper It is installed inside and connected to the rotation shaft of the second motor, A first cutter for crushing incoming food, a first pressure screw installed in the first chamber and coupled to a rotation shaft of the first motor to pressurize waste food, and a first motor installed inside the second chamber A second pressure-feeding screw coupled to the rotation shaft of the first pressure-feeding screw to pressurize the fallen food again, a first heater that surrounds the outside of the first chamber and heats the first chamber, and the first 1 A first temperature sensor sensing the temperature of the heater, a second heater surrounding the outside of the second chamber and heating the second chamber, a second temperature sensor sensing the temperature of the second heater, A perforated plate having a plurality of holes formed therein to remove odors of food by being bonded to the open portion of the second chamber, and an odor removing unit extending vertically to the perforated plate and containing a plurality of carbon particles; , It includes a waste container to contain the food waste discharged from the second chamber, and heats and presses the waste food to prevent the liquid from flowing, and it is possible to reduce the amount of food waste while removing odors when treating waste food. It has been proposed and disclosed a household food waste disposer.

Unexamined Patent Publication No. 10-2014-0035115 Registered Patent Publication No. 10-1709107 Unexamined Patent Publication No. 10-2018-0026072

The present invention has been conceived by solving the above-described problems and taking them into account. By forming the inner cylinder of a metal material having excellent thermal conductivity, heat generated from the heater member is smoothly transferred to the inside of the inner cylinder, thereby reducing power consumption and The purpose of this is to provide a household food waste disposer that can reduce the phenomenon of adhering food to the food.

In addition, it is an object of the present invention to provide a household food waste treatment device that enables oxygen to be smoothly supplied to microorganisms that treat food and to smoothly discharge gas generated in the food treatment process.

In addition, it is an object of the present invention to provide a household food waste disposer that prevents condensation on the bottom of the lid from being contaminated when the lid is opened due to temperature difference.

In addition, it is an object of the present invention to provide a household food waste treatment device capable of preventing damage caused by harmful substances or odors by purifying and discharging gas generated in the food treatment process.

The household food waste treatment apparatus of the present invention for achieving the above object comprises: a case 20 formed in a square box shape such that the inlet 16 and the outlet 17 through which air enters and exits are formed on one side and accommodates an inner cylinder; An inner cylinder 10 formed of an upper cover 12 bent to be coupled to the case 20 and a U-shaped body 11 coupled to the upper cover to form a space for fermenting food; A lid 30 rotatably coupled to the rear end of the case to seal the inner cylinder and the upper portion of the case; Agitation means 40 for stirring the food contained in the inner cylinder; And an exhaust gas treatment means 50 provided inside the case to purify the gas generated during the fermentation process of food and discharged to the outside, wherein the inner cylinder contains a microbial carrier and conducts heat. A heater member is provided at the lower part of the inner cylinder so that food is excellent, and the inner surface of the body 11 is ceramic coated to prevent food from sticking to the inner cylinder. A plurality of intake ports 13 for supplying oxygen to aerobic microorganisms are provided, and an exhaust port 14 is provided at the upper end of the rear surface of the inner cylinder to discharge the gas generated therein to the exhaust gas processing means, and the intake port 13 is After forming the upper portion of the inner cylinder 10 and forming an inner part of the upper cover 12 coupled to the case 20 to be concave, it is formed to extend to the inside of the upper end of the body 11 by a certain degree, thereby forming the intake port 13 The external air introduced through the body 11 flows downward along the inner surface of the body 11 so that oxygen is supplied to the aerobic microorganisms, and the exhaust gas treatment means is formed perpendicular to the side of the inner cylinder 10 in the longitudinal direction of the inner cylinder And connected to the exhaust port 14, by generating ozone using ultraviolet rays, an ultraviolet lamp 51 that primarily removes harmful bacteria contained in the gas discharged from the inner cylinder, and absorbs moisture contained in the exhaust gas. A zeolite filter 52 for removing impurities, a carbon filter 53 provided under the zeolite filter to remove malodorous substances, and a blower fan 55 for discharging the exhaust gas to the outside. In addition to the antibacterial filter 54 that is provided to remove harmful bacteria, a filter heater 52' is provided inside the zeolite filter 52 to remove moisture from the zeolite and activate it,
When the blower fan 55 is operated, the gas discharged through the exhaust port 14 of the inner cylinder 10 is reduced to ozone generated by the ultraviolet rays of the ultraviolet lamp 51 while passing through the section where the ultraviolet lamp 51 is installed. After the harmful bacteria are removed by primary purification treatment, moisture and impurities are removed while passing through the zeolite filter 52. After passing through the carbon filter 53, odor substances are removed, and the exhaust duct 56 is removed. It is characterized in that it is discharged to the outside through the discharge port 17 formed in the lower portion of the case 20 through the antibacterial filter 54 via the passage.

Here, the heater member may be formed of a U-shaped planar heating element so as to be closely fixed to the bottom surface of the inner cylinder.

Here, a plurality of intake ports for supplying oxygen to aerobic microorganisms may be provided at an upper front end of the inner cylinder, and an exhaust port for discharging internally generated gas to the exhaust gas treatment means may be provided at the rear upper end of the inner cylinder.

Here, a heater member for preventing condensation may be provided inside the lid.

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Here, the stirring means may include a stirrer that is rotated inside the inner cylinder and has a plurality of stirring blades, and a stirring motor provided outside the inner cylinder to rotate the stirrer.

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In the household food waste processor according to the present invention, the inner cylinder in which food waste is accommodated is formed of a metal material, and when heated using a heater member, power consumption is greatly reduced and food waste is relatively small, so that cleaning is achieved. can do.

According to the present invention, by using the U-shaped planar heating element as the heater member, the heater member is in close contact with the bottom of the inner cylinder, so that the heat of the heater member can be smoothly transferred to the inner cylinder.

According to the present invention, external air is smoothly delivered to microorganisms due to the structural characteristics of the intake port provided on the upper part of the inner cylinder to facilitate aerobic fermentation, and gas generated in the food treatment process is smoothly discharged through the exhaust port. You can achieve the effect.

According to the present invention, as the ceramic is coated on the inner surface of the body of the inner cylinder, it is possible to achieve a useful effect in that food waste is not easily attached.

According to the present invention, as the gas generated in the food treatment process is discharged through an ultraviolet lamp, a zeolite filter, a carbon filter, and an antibacterial filter, a useful effect of not generating odor and no harmful substances can be achieved.

According to the present invention, a heater member is provided in the zeolite filter to remove moisture from the zeolite, thereby achieving a useful effect of maintaining the zeolite in an active state at all times.

1 is a perspective view showing the appearance of a household food waste treatment machine according to the present invention.
2 is a perspective view showing a rear surface and an exhaust structure of a household food waste treatment machine according to the present invention.
3 is a partial cut-away perspective view for explaining the interior of the household food waste treatment apparatus according to the present invention.
Figure 4 is a perspective view showing the inner cylinder of the household food waste treatment machine according to the present invention.
Figure 5 is a partial cut-away perspective view for explaining the inner cylinder structure of the household food waste treatment apparatus according to the present invention.
6 is a perspective view showing the inside of the lid of the household food waste processor according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Terms used in the present invention are terms defined in consideration of functions in the present invention, and since these may vary according to the intention or custom of users or operators, the definitions of these terms correspond to the technical matters of the present invention. And should be interpreted as a concept.

The accompanying drawings, FIGS. 1 to 6 are diagrams for explaining a household food waste processor according to the present invention.

As shown in Figs. 1 to 6, the household food waste processor according to an embodiment of the present invention forms a space for fermenting food, the lower part is formed in a curved surface, and the microbial carrier for food treatment is accommodated in the inner lower part. The cylinder 10, the inlet 16 and the outlet 17 through which air enters and exits are formed in a square box shape, and the case 20 in which the inner cylinder 10 is accommodated, the inner cylinder 10 and A lid 30 rotatably coupled to the rear end of the case 20 so as to seal the upper part of the case 20, a stirring means 40 for stirring the food contained in the inner cylinder 10, and in the fermentation process of food It comprises an exhaust gas treatment means 50 provided inside the case 10 so as to purify the gas generated and discharged to the outside.

Here, it is preferable that the inner cylinder 10 maintains an internal temperature of about 40 to 45° C. in order to activate microorganisms that treat food.

To this end, the inner cylinder 10 is formed of an upper cover 12 bent to be coupled to the case 20 and a U-shaped body 11 coupled to the upper cover, referring to FIG. 5, and has excellent thermal conductivity. It is preferable that it is formed of a metal material, preferably aluminum (Al), and a heater member 15 is provided under the inner cylinder 10.

At this time, the heater member 15 is preferably made of a U-shaped planar heating element so as to be closely fixed to the bottom surface of the inner cylinder 10.

Accordingly, by directly heating the inner cylinder 10 using the heater member 15, the internal temperature can be maintained at about 40 to 45°C, and the amount of power consumed in this process is reduced.

On the other hand, a plurality of intake ports 13 for supplying oxygen to aerobic microorganisms are provided at the front upper end of the inner cylinder 10, and the gas generated inside the rear upper end of the inner cylinder 10 is discharged gas treatment means 50 An exhaust port 14 to be discharged may be provided.

Specifically, the intake port 13 forms an upper portion of the inner cylinder 10, and after the inner part of the upper cover 12 coupled to the case 20 is formed to be concave, it extends to a certain degree inside the upper end of the body 11 Is formed, and the exhaust port 14 is formed inside the rear side of the upper cover 12.

Accordingly, external air introduced through the inlet 13 through the inlet 16 formed on the upper portion of the case 20 flows downward along the inner surface of the body 11 to supply oxygen to the aerobic microorganisms, The gas generated in the cylinder 10 is discharged through the exhaust port 14.

In addition, the inner cylinder 10 is preferably ceramic coated on the inner surface of the body 11 to prevent food from sticking to it during the food treatment process.

And, since condensation may occur on the bottom of the lid 30 due to the temperature difference between the inner temperature of the inner cylinder 10 and the lid 30, as shown in FIG. 6, a heater for thickening ( It is desirable to install 35).

At this time, the heater 35 for thickening only needs to keep the temperature of the lid 30 higher than the internal temperature of the inner cylinder 10 by about 2 to 3°C.

As shown in FIG. 3, the stirring means 40 rotates inside the inner cylinder 10 and is provided with a stirrer 41 having a plurality of stirring blades, and the agitator 41 is provided outside the inner cylinder 10. ) And a stirring motor 43 to rotate.

The stirrer 41 is provided with a plurality of stirring blades on the rotating shaft, and each stirring blade is preferably arranged at a different angle to improve the stirring effect.

In addition, the exhaust gas treatment means 50, referring to FIG. 2, is formed perpendicular to the side of the inner cylinder 10 in the longitudinal direction of the inner cylinder and is connected to the exhaust port 14, thereby generating ozone using ultraviolet rays. An ultraviolet lamp 51 for primarily removing harmful bacteria included in the gas discharged from the inner cylinder 10, a zeolite filter 52 for absorbing moisture and removing impurities included in the exhaust gas, and odor substances A carbon filter 53 provided at the lower part of the zeolite filter 52 to remove harmful bacteria, a blowing fan 55 for discharging the exhaust gas to the outside, and a case 20 are provided in the outlet 17 formed at the lower part. It may include an antibacterial filter 54 to remove the.

Accordingly, the gas discharged through the exhaust port 14 of the inner cylinder 10 according to the operation of the blowing fan 55 is generated by the ultraviolet rays of the ultraviolet lamp 51 while passing through the section where the ultraviolet lamp 51 is installed. After the harmful bacteria are removed by primary purification treatment by ozone, moisture and impurities are removed while passing through the zeolite filter 52, and odor substances are removed while passing through the carbon filter 53 again. It is discharged to the outside through the discharge port 17 via the exhaust duct 56 through 54).

On the other hand, when the zeolite filter 52 absorbs moisture, its function is degraded. Therefore, it is preferable that a filter heater 52' is installed inside the zeolite filter 52 to remove moisture from the zeolite and activate it.

Hereinafter, the treatment of food waste by using the household food waste processor of the present invention will be described.

When food waste occurs, the lid 30 is opened, the food waste is put into the inner cylinder 10 containing the microbial carrier, and the lid 30 is closed to seal it. Then, the food waste is stirred using a stirrer 41 so that the food waste is finely pulverized and mixed with the microbial carrier.

In addition, by heating the inner cylinder 10 using the heater member 15 of the inner cylinder 10, the microorganisms of the microbial carrier are activated so that the food waste is fermented and decomposed by the microorganisms to be removed.

At this time, it is natural to heat the lid 30 by using the heater 35 for thickening inside the lid 30 so that condensation does not occur in the lid 30 by moisture contained in the gas generated during the food treatment process.

In addition, the blower fan 55 of the exhaust gas processing means 50 is operated to discharge the gas generated during the processing of food. Accordingly, while the exhaust gas exiting through the exhaust port 14 of the inner cylinder 10 passes through the section in which the ultraviolet lamp 51 is installed, harmful bacteria are removed by ozone generated by ultraviolet rays, and the zeolite filter 52 is removed. Hazardous substances and moisture are removed while passing, and odor substances are removed while passing through the carbon filter 53, and then discharged to the outside through the antibacterial filter 54.

The above-described embodiment is merely a description of a preferred embodiment of the present invention, and is not limited to this embodiment, and various modifications and variations are made by those skilled in the art within the spirit and scope of the present invention. It will be said that this can be achieved, and it will be said to fall within the technical scope of the present invention.

10: inner cylinder 11: body
12: upper cover 13: intake port
14: exhaust port 15: heater member
20: case 30: lid
35: heater for lid 40: stirring means
41: stirrer 43: stirring motor
50: exhaust gas treatment means 51: ultraviolet lamp
52: zeolite filter 52': filter heater
53: carbon filter 54: antibacterial filter
55: blower fan

Claims (8)

A case 20 formed in a square box shape such that the inlet 16 and the outlet 17 through which the air enters and exits are formed on one side and in which the inner cylinder is accommodated; An inner cylinder 10 formed of an upper cover 12 bent to be coupled to the case 20 and a U-shaped body 11 coupled to the upper cover to form a space for fermenting food; A lid 30 rotatably coupled to the rear end of the case to seal the inner cylinder and the upper portion of the case; Agitation means 40 for stirring the food contained in the inner cylinder; And an exhaust gas treatment means 50 provided inside the case to purify the gas generated during the fermentation process of food and discharged to the outside,
The inner cylinder is formed of a metal material so that the microbial carrier is accommodated and excellent heat conduction is provided, and a heater member is provided under the inner cylinder,
In the inner cylinder, the inner surface of the body 11 is ceramic coated to prevent food from sticking to it during the food treatment process,
A plurality of intake ports 13 for supplying oxygen to aerobic microorganisms are provided at the front upper end of the inner cylinder, and an exhaust port 14 is provided at the rear upper end of the inner cylinder to allow the gas generated inside to be discharged to the exhaust gas treatment means. , The intake port 13 forms the upper part of the inner cylinder 10, and after the inner part of the upper cover 12 coupled to the case 20 is formed to be concave, it is formed to extend inside the upper end of the body 11 to a certain extent. , External air introduced through the inlet 13 flows downward along the inner side of the body 11 so that oxygen is supplied to the aerobic microorganisms,
The exhaust gas treatment means,
By being formed perpendicular to the side of the inner cylinder 10 in the longitudinal direction of the inner cylinder and connected to the exhaust port 14,
An ultraviolet lamp 51 that primarily removes harmful bacteria contained in the gas discharged from the inner cylinder by generating ozone using ultraviolet rays,
A zeolite filter 52 for absorbing moisture contained in the exhaust gas and removing impurities,
A carbon filter 53 provided under the zeolite filter to remove malodorous substances,
On the other hand, it includes an antibacterial filter 54 that is provided at the outlet 17 by a blowing fan 55 for discharging the exhaust gas to the outside to remove harmful bacteria,
A filter heater 52' is provided inside the zeolite filter 52 to activate the zeolite by removing moisture,
When the blower fan 55 is operated, the gas discharged through the exhaust port 14 of the inner cylinder 10 is reduced to ozone generated by the ultraviolet rays of the ultraviolet lamp 51 while passing through the section where the ultraviolet lamp 51 is installed. After the harmful bacteria are removed by primary purification treatment, moisture and impurities are removed while passing through the zeolite filter 52. After passing through the carbon filter 53, odor substances are removed, and the exhaust duct 56 is removed. A food waste treatment machine, characterized in that it is discharged to the outside through the discharge port 17 formed in the lower portion of the case 20 through the antibacterial filter 54 via the passage.
The method of claim 1,
The heater member is a food waste treatment device, characterized in that consisting of a U-shaped planar heating element so as to be closely fixed to the bottom surface of the inner cylinder. The method of claim 1,
A food waste treatment machine, characterized in that a heater member for preventing condensation is provided inside the lid.
The method of claim 1,
The stirring means,
A stirrer that rotates inside the inner cylinder and has a plurality of stirring blades,
A food waste treatment apparatus comprising a stirring motor provided outside the inner cylinder and rotating the stirrer.

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