KR20100043310A - Apparatus for treatment of food waste - Google Patents

Abstract

PURPOSE: A food waste treatment apparatus is provided to perfectly remove bad smell and floating matters in decomposed food waste through a water-purifier tank, and to improve decomposition efficiency of the food waste. CONSTITUTION: A food waste treatment apparatus comprises a decomposition tank and water-purifier tanks(150,160,170). The decomposition tank comprises the following: an inflow pipe(112) on the upper side; a first decomposition tank(110) including in impeller(113) to stir food waste in the inside of the tank; a microorganism storage(130) storing aerobic and anaerobic microorganisms; a microorganism supply pump(131) for supplying the microorganism to the first decomposition tank; a second decomposition tank(120) secondly decomposing the food waste; an air pump(141); and an aeration tank(140) including porous bodies(143).

Description

Apparatus for treatment of food waste

The present invention relates to a food waste treatment apparatus, and more particularly, to obtain ground food waste by crushing the food waste with a disposer, and then to decompose the crushed food waste into anaerobic and aerobic microorganisms and then purify it. The present invention relates to a food waste treatment apparatus discharged after removing odor.

In general, food waste is generated in kitchens of general households and restaurants. Such food waste is crushed using a disposer in the sink and flows through the drain to the sewer. Since the food waste is an organic substance, it decomposes while flowing along the sewer pipe, and of course, environmental pollution problems are seriously raised.

In order to solve this problem a little, techniques for spraying through the drainage by spraying anaerobic and aerobic microorganisms with excellent decomposition performance of food waste while grinding food waste with a disposer, Korean Utility Model No. 20-0410491, Patent No. 10-0739021 and the like.

These technologies are broken down by the microorganisms as the crushed food waste flows through the drain, and thus the food waste is simply converted into liquid water to flow.

However, the above-described techniques have had a problem that the bad odor generated when food waste is decomposed by microorganisms remains.

Republic of Korea Patent No. 10-0838717 is to remove the odor generated when decomposing food waste by spraying microorganisms for food decomposition while crushing food waste with a disposer, and then by spraying microorganisms for removing odor.

Patent No. 10-0838717 discloses simply discharging microorganisms for food decomposition while crushing food waste with a disposer, and then spraying microorganisms for removing odor and flowing them to a drain. It is combined with the sewage of other drains in the household, which causes problems such as microorganisms living environment and activation is not properly performed, there is a problem that it is difficult to expect the odor removal effect generated during the decomposition and decomposition of food waste.

In addition, the Republic of Korea Patent Publication No. 10-2006-0065945 No. crush the food waste first in the disposer of the sink and the crushed food waste is introduced into the processing system having a crushing tank, decomposition tank, septic tank.

Grind the crushed food waste more finely in the crushing tank of the treatment system, decomposes and destroys the crushed food waste with microorganisms implanted in the bio ring of the decomposition tank, and then purified by using tourmaline, a water purifier in the septic tank. Was to drain.

However, in the above published patent, it may be possible to easily disassemble by crushing the food waste pulverized in the disposer of the sink again in the grinding tank, but it is unreasonable to provide a grinding means in a separate grinding tank. In order to grind, it has to rotate at high speed, causing noise and vibration problems.

In addition, water or the crushed food waste is randomly introduced through the inlet pipe of the upper part of the pulverization tank constituting the treatment system, and if the flow rate into the pulverization tank is excessive, the first service discharge pipe is simply an overflow pipe. As it overflows, the undecomposed crushed food waste also overflows, and consequently, there is a problem that environmental pollution due to water pollution and odors arises.

In addition, there is a problem in that water purification is insufficient after purifying water using tourmaline, which is a water purifier in a septic tank of a treatment system, and water odor is insufficient. In particular, odors generated by decomposing organic food waste are not properly removed.

As a research and development to solve the conventional waste and problems as described above, the anaerobic and aerobic microorganisms are supplied to the first digester while stirring the ground food waste mixed in the mixed state with water so as not to sink; By fully decomposing and digesting in decomposition tank and aeration tank, it is possible to improve the decomposition efficiency of food waste, which is organic matter, and regenerates the liquid which is decomposed and digested into fresh water by sequentially passing septic tanks such as rock tank, wood chip tank and activated carbon tank. In addition, the present invention provides a food waste treatment device that is capable of reliably removing odors and suspended matters, in which minerals are dissolved.

Another object of the present invention is to provide a valve in the inlet pipe of the first decomposition tank to open only for a certain time after the disposer is running and stops, so if only water is drained, it will be flown as it is and will receive only the food waste which is organic The present invention provides a food waste treatment apparatus that can be decomposed and purified, thereby making it more reliable and complete, as well as reducing microorganisms.

Still another object of the present invention is to stir the inside of the mixing tank by rotating the impeller by using the crushed food waste mixed with water in the first decomposition tank, and if the continuous rotation of the impeller is required to drive the low-speed drive It is to provide a food waste treatment apparatus.

In order to achieve the object as described above, the present invention is provided with a decomposition tank for receiving and disintegrating the crushed food waste, food waste processing apparatus comprising a septic tank for supplying and purifying from the decomposition tank, the decomposition tank has an inlet pipe at the top A first digestion tank provided with an impeller to stir the crushed food waste inside, a microorganism storage provided on one side of the first digestion tank to store anaerobic and aerobic microorganisms, and the microorganisms of the microorganism storage being incubated as a first digestion tank The air is supplied to a microbial supply pump for supplying and to a second digestion tank provided on one side of the first digestion tank in contact with the microbial reservoir, and to a second digestion tank which is not decomposed in the first digestion tank, and to the decomposition wastewater flowing from the second digestion tank. Oxidizes fresh water and promotes digestion by microorganisms. And an aeration tank provided with an air pump to lock and a porous body for slicing air discharged through the air hose from the air pump.

The septic tank is provided on one side of the aeration tank, generating anion in the decomposed wastewater, and a rock tank filled with ganbanite, boulder, pozzolan, porous body, etc. for removing odor; Wood chip tank provided on one side of the rock tank filled with a thin rectangular wood chips; It is provided on one side of the wood chip set, characterized in that consisting of activated carbon filled with charcoal or activated carbon.

A valve is added to the inlet pipe of the first decomposition tank, and the valve is characterized in that an electric motor is provided which can be temporarily opened only for a predetermined time after stopping while the disposer starts to be driven.

In the first decomposition tank, an upper inlet pipe extends into the inside thereof, and an impeller may be provided as a watermill type impeller so as to be driven by using crushed food waste discharged with water from the inlet pipe. The impeller may also be connected to a motor for continuous rotational driving.

Food waste treatment apparatus according to the present invention is an organic matter by supplying anaerobic and aerobic microorganisms while stirring the ground food waste introduced in a mixed state with water in the first decomposition tank not to sink, and fully decomposed and digested in the second decomposition tank and aeration tank It can improve the decomposition efficiency of food waste, and recycles the liquid digested and digested in this way by septic tanks such as rock tank, wood chip tank, activated carbon tank, etc. with fresh water as well as melting minerals and odors and suspended solids. It has a useful effect that can be reliably removed.

In addition, the present invention by providing a valve with an electric motor in the inlet pipe of the first decomposition tank is opened only for a certain time when the disposer is running and stops, so if only draining only water flows as it is, just crushed organic food waste It can be decomposed and purified, thereby making it more sure and complete, as well as having a useful effect of reducing microorganisms.

In addition, the present invention stirs the inside of the mixing tank by rotating the impeller by using the crushed food waste mixed with water into the first decomposition tank, and when the continuous rotation of the impeller is required, the low speed driving motor can be connected and stirred. That has a useful effect.

Hereinafter, the food waste treatment apparatus of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view schematically showing an apparatus for treating food waste according to an embodiment of the present invention, FIG. 2 is a plan view of the present invention, FIG. 3 is a longitudinal sectional view of the present invention, and FIG. 4 is an AA line of FIG. 2. 5 is a cross-sectional view taken along line BB of FIG. 2.

As shown in the figure, the body 100 of the rectangular hexahedron arranged in two rows so that the interior has seven partition spaces by the partition wall is provided, and the cover 200 covering the entire upper surface is airtight on the upper end of the body 100. It is covered to be kept.

When viewed from above, the compartment of the body 100 is provided with a microbial reservoir 130, a second decomposition tank 120, an aeration tank 140, and an activated carbon tank 170 in the upper portion and a first decomposition tank 110 in the lower portion. , Rock tank 150, wood chip tank 160 is provided. The first decomposition tank 110, the second decomposition tank 120, the aeration tank 140, including the microorganism storage 130 is a decomposition tank and the rock tank 150, wood chip tank 160 and activated carbon tank 170 Is a septic tank.

The first digestion tank 110 is provided with an inlet pipe 112 for receiving the crushed food waste from a disposer installed in a drainage outlet, such as a sink, on the upper left outer wall 108 of the body 100. Impeller 113 is provided to stir the crushed food waste in the lower center. The impeller 113 is installed at the lower end of the upright rotary shaft 114 and is connected to the output shaft of the motor 115 which is driven at low speed while the upper portion of the upright rotary shaft 114 penetrates the cover 200. A first outlet 101a overflowing to the second decomposition tank 120 is provided at an upper portion of the first partition wall 101 of the first decomposition tank 110.

A valve 116 is provided in the inlet pipe 112 of the first digestion tank 110, and the valve 116 is opened and stopped while the disposer provided separately, such as a sink, starts to operate and closes after a predetermined time. 117 is provided.

The second decomposition tank 120 temporarily stagnates the sewage flowing in from the first decomposition tank 110 to decompose organic matter, ie, crushed food waste, which is not decomposed in the first decomposition tank 110, and the second partition wall. The second outlet 102a is formed in the upper portion of the 102.

The microorganism storage 130 is a high concentration liquid spawning agent and is a space for storing anaerobic and aerobic microorganisms, which are bacterial agents including aerobic and anaerobic bacteria, and feeds the microorganisms stored in the inner space to the first decomposition tank 110. A microbial supply pump 131 is provided to the microbial supply pump 131 is connected to the suction hose and the discharge hose that can be sucked from the bottom of the microbial reservoir 130 and discharged to the first decomposition tank 110. .

It is preferable that a viewing window 132 is provided on the left outer wall 111 at the location of the microorganism storage 130 to check the amount of microorganisms remaining therein.

The aeration tank 140 is provided with an air pump 141 on the cover 200 of the upper end of the air hose 142 extending from the air pump 141 to chop the air discharged from the air pump 141 The split porous body 143 is provided. Therefore, by sufficiently supplying air to the decomposition wastewater flowing from the second outlet 102a of the second decomposition tank 120, the oxidation reaction to regenerate into fresh water as well as to promote digestion by microorganisms.

A third outlet 103a is formed at a lower end portion of the third bulkhead 103 of the aeration tank 140 to flow into the rock tank 150.

The rock tank 150 is provided with a first mesh member 151 having a plurality of holes drilled horizontally on the third outlet 103a of the third partition 103, and has a predetermined height on the first mesh member 151. The rock 152 for supplying negative ions to the decomposed wastewater and removing odors is filled.

The rock 152 generally uses natural stone such as elvan, jade, artificial stone such as pozzolan, porous body, etc., and other various rocks may be adopted.

The elvan is formed with 3 to 150,000 micropores per cm 3, has strong adsorption properties, contains about 25,000 inorganic salts, and acts as a toxic metal remover because it functions to exchange ions with heavy metals. .

The jade has a jade (jade) and nephrite (軟 玉: nephrite), the jadeite is one of the alkali jade (輝 石) refers to the minerals of silicic acid (Oxidation Aluminum), soda. It is composed of hornblende and yangtite, and it is softer than jadeite and is a silicate mineral. It is black brown, milky white or light green elongated crystals. Especially, yangtite is silicic anhydride and magnesium oxide. (Oxidation Magnesium) is the main ingredient, it is used as an anion and far-infrared radiation for antibacterial action as well as fine granule of fine grains to remove odor.

The pozoran is a porous volcanic stone, which has a property of adsorbing an object like a sponge, and contains a large amount of various organic substances and minerals, is rich in germanium, and has a high infrared ray emissivity. Therefore, antibacterial, deodorant, water purification, detoxification is excellent and anion is excellent.

A fourth outlet 104a is formed at the upper end of the fourth partition 104 of the rock tank 150 to overflow into the wood chip tank 160.

The second chip member 162 has a fifth outlet 105a formed at a lower end of the fifth partition 105 and a plurality of holes are formed in the upper portion of the fifth outlet 105a horizontally. ) Is provided, the wood chip 161, which is a thin rectangular wood chippings at a predetermined height, is filled on the panel member 162, and the specific gravity of the wood chip 161 is lower than water on the upper surface of the wood chip 163. A third mesh member 163 is provided to prevent the upper part from floating.

The wood chip 161 is usually made of cedar among the trees, the length of the horizontal and vertical is about 6 ~ 12mm and the thickness is preferably 1 ~ 2mm. When the wood chip 161 is cut to 6 mm or less, the wood chip 161 is cut out through the hole of the third mesh member 163, and the filtration function is good, but the filtration amount is limited. This is because odor removal and purification are not performed properly.

The activated carbon 170 is provided with a fourth mesh member 174 having a plurality of holes formed horizontally on the fifth outlet 105a of the fifth partition 105, and on the fourth mesh member 174. Since the activated carbon 172 having particles of a predetermined size is filled and the specific gravity of the activated carbon 172 is lower than water on the upper surface of the activated carbon 172, a fifth mesh plate member 175 is provided to prevent floating on the water surface. have.

In addition, the activated carbon 170 is provided with an outlet 171 on the upper portion of the right outer wall 109 constituting the body 100 to disassemble, disinfect and purify the food waste to discharge clean water. The outlet 171 of the second decomposition tank 120 and the rock tank 150 so that the water level of the activated carbon tank 170 is lower than the level of the second decomposition tank 120, the rock tank 150 flows naturally. It is preferable to form lower than the second and fourth outlets 102a and 104a provided on the second and fourth partitions 102 and 104.

The activated carbon 172 is made by treating charcoal, lignite, peat, etc. with a chemical agent such as zinc chloride or phosphoric acid as an activator, and drying or activating charcoal with water vapor. It is highly adsorptive, and most of its constituents are carbonaceous, which is used as an adsorbent to absorb gas or moisture. The activated carbon may be replaced with charcoal.

The sixth outlet 106 of the aeration tank 140 in contact with the activated carbon 170 is an overflow hole which overflows into the activated carbon 170 when the flow rate of the aeration tank 140 is rapidly increased. 106a can be provided.

At this time, the sixth outlet 106a is a second outlet formed in the second partition 102 of the second decomposition tank 120 so that only the decomposition water exceeding a predetermined level of the aeration tank 140 overflows into the activated carbon tank 170. It is provided in the position higher than 102a.

Food waste treatment apparatus of the present invention configured as described above is installed and used as shown in FIG. Food waste treatment apparatus of the present invention is installed in the lower portion of the sink (s), the outlet of the disposer (d) installed in the drain of the sink (s) is drawn in of the first decomposition tank 110 forming the food waste treatment apparatus. It is connected via a pipe 112 and a hose.

The inlet pipe 112 has a T-shape and is provided with a valve 116 having an electric motor 117 at an intermediate portion thereof.

First, after washing the dishes in the sink (s) and draining the hose (h) directly through the drain s of the sink (s), the disposer (d), the hose (h ₁ ) and the valve 116 of the inlet pipe (112) ₂ ) to drain.

Thus, after finishing the dishes, only the food waste, which is organic matter, remains in the disposer d installed in the drain hole of the sink s. In this state, the disposer (d) is operated to crush the food waste, and at the same time, the tap water is turned on and flows with the tap water.

Since the disposer d is operated and the valve 116 of the inlet pipe 112 is switched by the electric motor 117, the food waste pulverized in the disposer d together with water is the first of the food waste treatment apparatus. It is introduced into the decomposition tank 110.

When the impeller 113 is rotated by the motor 115 when the food waste is introduced into the first decomposition tank 110 of the food waste treatment apparatus, the sewage (water in the state in which food waste as organic matter is mixed) is mixed in the first decomposition tank 110. Stir). As the microbial pump 131 is temporarily driven in the state of stirring the sewage in the first digestion tank 110, the anaerobic and aerobic microorganisms in the microbial reservoir 130 are loaded and supplied to the first digestion tank 110.

The microorganism was used by adopting a microorganism of the brand name ENZO-F of Boryeong Pharmaceuticals. The microorganism is a green liquid having a fragrant aroma, a highly concentrated liquid seed containing half aerobic and anaerobic bacteria having a pH of 6.6 ± 0.5 and a specific gravity of 1.06 ± 0.05.

The sewage in the first decomposition tank 110 begins to be decomposed and annihilated by anaerobic bacteria, and the organic matter thus decomposed and extinguished becomes floating material and floats on the surface of the water. It flows into the second decomposition tank 120 through the first outlet 101a of the.

Sewage introduced into the second digestion tank 120 is stagnant for a certain time, at which time anaerobic bacteria decompose and destroy small amounts of fibers remaining in the suspended solids again. At this time, food waste, which is an organic substance, may be decomposed to generate a bad smell.

Sewage decomposed into the second decomposition tank 120 in a second way is introduced into the aeration tank 140 through the second outlet 102a of the second partition 102, the sewage introduced into the aeration tank 140 is continuously Since the air discharged by the air pump 141 is operated through the porous body 143 at the end of the air hose 142, it is in sufficient contact with the air. Thus, degradable sewage is sufficiently in contact with air, so as not only to oxidize with fresh water, but also to promote digestion by aerobic bacteria.

The decomposition waste water purified by the aeration tank 140 is supplied to the rock tank 150 through the third outlet 103a at the bottom of the third partition 103. The decomposition sewage in the rock tank 150 passes through the upper portion from the lower portion of the natural stone or artificial stone filled therein, the negative ions generated from the natural stone or artificial stone and far-infrared radiation as well as the antibacterial action of the natural stone or artificial stone Suspended matter and odors are adsorbed, filtered and purified.

The decomposition waste water purified in the rock tank 150 is supplied to the upper portion of the wood chip tank 160 through the fourth outlet 104a of the fourth partition 104, and thus the decomposition water supplied to the wood chip tank 160 is Sewage is filtered while adsorbing suspended matter, odors, etc. to the wood chip 161 as the secondary while passing through the bottom from the top of the wood chip 161, so that the odor is removed and purified.

Purified water purified by the wood chip tank 160 is supplied to the activated carbon tank 170 through the fifth outlet 105a at the bottom of the fifth partition 105, the activated carbon 172 filled in the activated carbon tank 170 While passing through the upper end from the lower portion, suspended matter, odor, etc. are adsorbed to the micropores of the activated carbon 172 itself, and thus are purified in the tertiary manner to obtain clean water.

The clean water purified three times while sequentially passing through the rock tank 150, the wood chip tank 160, and the activated carbon tank 170 through the outlet 171 and the hose h ₃ of the right outer wall 109. Since it is drained, contamination of the sewer is prevented.

When the flow rate flowing into the first decomposition tank 110 through the inlet pipe 112 of the first decomposition tank 110 becomes excessive, the aeration tank through the second decomposition tank 120 in the first decomposition tank 110 ( 140 is supplied to the activated tank 170 flows through the sixth outlet 106a of the sixth partition 106 on the aeration tank 140 side, the outlet 171 of the activated carbon tank 170 and the hose ( h ₃ ) to drain. Therefore, even if excessive wastewater enters through the inlet pipe 112 can be drained stably.

7 is a view showing another embodiment of the first decomposition tank in the food waste treatment apparatus according to the present invention. Here, an extension pipe 116 is provided which extends the inlet pipe 112 provided on the left outer wall 108 of the first decomposition tank 110 therein, and the water in the inlet pipe 112 and the extension pipe 116 is provided. Except that the impeller 117 is provided to be driven using the crushed food waste discharged with the same configuration as the embodiment of the present invention.

The impeller 117 may be provided in a watermill type, and a motor 119 for continuous rotation driving of the impeller 117 may be connected to the horizontal rotating shaft 118 of the impeller 117.

According to another embodiment of the food processing apparatus configured as described above, when the food waste flows down the inlet pipe 112 and the extension pipe 116 together with the water to the first decomposition tank 110 and is discharged from the end of the impeller ( 117) fall on the wing. As a result, the impeller 117 is rotated to stir the sewage in the first decomposition tank 110 so that food waste, which is an organic material, does not sink.

Since the following process is the same as described above, a detailed description thereof will be omitted.

The present invention can be usefully used in the field of food waste treatment apparatus to decompose and destroy organic matter such as food waste into anaerobic and aerobic microorganisms, and to clean the decomposed organic matter in multiple stages to make clean water and to discharge it to drainage or septic tank. have.

1 is an exploded perspective view schematically showing a food waste treatment apparatus according to an embodiment of the present invention.

2 is a plan view of the present invention.

3 is a longitudinal cross-sectional view of the present invention.

4 is a cross-sectional view taken along the line A-A of FIG.

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2.

6 is a view showing a state in which the food waste treatment apparatus of the present invention is installed.

7 is a view showing another embodiment of the first digestion tank of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: body 110: first decomposition tank 112: inlet pipe

113: impeller 114: upright rotary shaft 115: pump

120: second decomposition tank 130: microbial reservoir 131: microbial supply pump

132: see-through window 140: aeration tank 141: air pump

150: rock formation 151: rock 160: wood chips

161: wood chip 170: activated carbon tank 172: activated carbon

200: cover

Claims (5)

In the food waste treatment apparatus comprising a septic tank for receiving and decomposing crushed food waste, the septic tank supplied and purified from the decomposition tank, The digestion tank is provided with an inlet pipe at the top and a first digestion tank provided with an impeller to stir crushed food waste therein, and a microbial storage for storing anaerobic and aerobic microorganisms provided on one side of the first digestion tank. A microbial supply pump for supplying and supplying microorganisms to a first digestion tank, and a second digestion tank provided on one side of the first digestion tank in contact with the microorganism reservoir, and further decomposed in the first digestion tank, and from the second digestion tank. It consists of an aeration tank provided with an air pump that supplies air to the decomposed sewage and regenerates it into fresh water as well as promotes digestion by microorganisms, and a porous body that chops the air discharged through the air hose from the air pump. Food waste treatment apparatus characterized in. The method of claim 1, And a valve is added to the inlet pipe of the first decomposition tank, and the valve is opened while the disposer starts to be driven and provided with an electric motor capable of closing the disposer after a certain time has elapsed. The method of claim 1, An extension pipe in which the inlet pipe of the upper part of the first decomposition tank extends into the first decomposition tank is provided, and the impeller is provided with a watermill type impeller capable of driving the crushed food waste discharged with water from the extension pipe. Food waste treatment apparatus, characterized in that. The method of claim 3, The impeller is a food waste processing apparatus, characterized in that the motor for continuous rotation drive is installed on the horizontal rotating shaft in the center thereof. The method of claim 1, The septic tank is provided on one side of the aeration tank, generating anion in the decomposed wastewater, and a rock bath filled with ganbanite, jade, pozzolan, porous body, etc. for removing odors; Wood chip tank provided on one side of the rock tank filled with a thin rectangular wood chips; Food waste treatment apparatus provided on one side of the wood chip tank consisting of an activated carbon tank filled with charcoal or activated carbon.

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