KR20110013938A - Food trash disposal machine - Google Patents

Abstract

PURPOSE: A food waste processing apparatus is provided to prevent the environmental contamination by precipitating suspended solids from a discharged material decomposed by microorganisms, using a precipitation agent. CONSTITUTION: A food waste processing apparatus comprises the following: a decomposition tank(111) crushing and stirring food waste, and decomposing the food waste with microorganisms for liquidizing; a discharged material storage tank(114) for receiving materials discharged from the decomposition tank; a food waste processor(110) formed with a precipitation agent supplying pipe(116); a first transfer pipe(121) transferring precipitated water; a first filter(123) removing the salinity from the precipitated water; a first storage(124) for storing the water passed through the first filter; a sludge extraction filter(125); a second transfer pipe transferring clean water after extracting sludge; a humidifier(130) using the clean water; and a controller(140).

Description

Food trash disposal machine

The present invention relates to a food waste treatment apparatus, and more particularly, to ferment food waste by using microorganisms, to decompose and to settle using a precipitant, and to discharge only clean water through a reprocessing process of sediment. The present invention relates to a food waste processing apparatus having a humidifier capable of preventing environmental pollution and humidifying a room using clean water discharged.

In general, food waste left at home or in a restaurant is disposed of by landfilling or the like.

However, since the food waste contains a lot of water, leachate is generated after landfill, and there is a problem of polluting the surrounding soil and water quality.

Therefore, in recent years, instead of directly burying food waste, food waste processing apparatus has been developed to ferment food waste using microorganisms to decompose food waste, or to dry food waste into fertilizer or compost.

As described above, the food waste processing apparatus for decomposing food waste using microorganisms includes a digestion tank in which food waste is received and decomposed and a microorganism storage tank for accommodating the discharge discharged from the digestion tank under the digestion tank. , Discharged the discharge collected in the microorganism storage tank.

However, such a conventional food waste treatment apparatus has a problem of causing environmental pollution because it is discharged together with microorganisms without separately treating the solid matter of the food waste contained in the discharge.

It is an object of the present invention to efficiently treat food waste using microorganisms and precipitants, and to ensure that only clean water is discharged through reprocessing of sediments to prevent environmental pollution and to use indoor clean water. It is to provide a food waste treatment apparatus having a humidifier to humidify.

In addition, another object of the present invention is to provide a food waste processing apparatus that enables the production of pellets (pelte) using the sludge extracted from the food waste to enable the recycling of food waste.

The present invention for achieving the above object is provided at the bottom of the decomposition tank and the decomposition tank for liquefying and liquefying food waste by pulverizing and stirring the food waste by the crusher and agitator installed therein and microorganisms Food waste treatment means comprising a discharge storage tank for accommodating the discharge discharged from and a precipitant supply pipe installed to supply the precipitant to the discharge storage tank; The first filter and the first filter for removing the salt substances contained in the sedimented water transported through the first conveying pipe and the first conveying pipe to enable the transport of the precipitated water reacted with the precipitant in the food waste treatment means A sludge extraction filter for extracting sludge from water stored in the first reservoir and a first reservoir for storing water passing through the filter, and a sludge for discharging the sludge extracted by the sludge extraction filter. Sludge extraction means consisting of discharge pipe; Second and third filters and second and third filters for purifying the water conveyed through the second conveying pipe and the second conveying pipe allowing the sludge extracted from the sludge extracting means to convey clean water remaining. A humidifying means comprising a second storage box for storing clean water purified by sequentially passing through a filter, and a humidifier for granulating the water stored in the second storage box and spouting it into the room; And a water level sensor installed in the second storage box to operate the direction change valve and the direction change valve to change the path of the water transferred through the second transfer pipe of the humidification means to be transferred to the decomposition tank. And a control means comprising a controller for controlling the direction switching valve to supply the water transferred from the sludge extraction means to the second reservoir or to the digester according to the level detected by the level sensor. It is done.

It is characterized in that it further comprises a pellet manufacturing machine installed adjacent to the sludge extraction means to produce pellets (pellets) using the sludge discharged through the sludge discharge port.

The stirrer is installed to be rotated by a motor and is characterized in that the rotating shaft on which the stirring blades are installed to have a rectangular cross section.

The lower end of the second reservoir is characterized in that the drain is further installed.

The present invention has the effect of preventing the environmental pollution by sedimentation of the suspended solids contained in the discharge by using a precipitant in the discharge of the food waste decomposition treatment using microorganisms. In addition, the present invention has the effect that only the clean water is discharged through the reprocessing process of the sediment, and that the room can be humidified by using the discharged clean water. Furthermore, the present invention has the effect that it is possible to recycle the food waste by allowing the pellet to be manufactured by using the sludge extracted from the food waste.

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

1 is a view showing a food waste treatment apparatus according to the present invention.

As shown, the food waste treatment apparatus according to the present invention by injecting a predetermined amount of food waste, fruits and vegetables discharged from a home or a food establishment, crushing and stirring, and decomposing by using microorganisms, food waste processing means 110 is provided. The food waste treatment means 110 is provided with a decomposition tank 111 for crushing and stirring food waste and decomposing food waste being pulverized and stirred using microorganisms.

The lid 102 for administering food waste is installed on the disintegration tank 111, and a grinder 112 and an agitator 113 for crushing and stirring food waste are installed therein.

The grinder 112 and the stirrer 113 are installed to rotate by a motor (not shown) to grind and stir food waste, and the grinder 112 is disposed on the first rotating shaft 112b rotated by the motor. The grinding blades 112a are installed to crush the food waste, and the stirrer 113 is to stir the crushed food waste by installing the stirring blades 113a to the second rotary shaft 113b that is rotated by the motor.

In addition, the second rotary shaft 113b in which the stirring blades 113a are installed may have a rectangular cross section. That is, the second rotary shaft 113b having a rectangular cross section (square bar shape) is provided, and the stirring blades 113a are fixedly installed at fixed intervals on the second rotary shaft 113b as fixing bolts.

When the second rotary shaft 113b is formed to have a rectangular cross section, frequent damages and breakages of the welded portion and the portion fixed by the screw are generated when the stirring blade 113a is fastened and fixed by screwing after welding or welding. In order to prevent this, the stirring blade 113a is made of stainless steel or a metal plate having a predetermined length in accordance with the size of the decomposition tank while being slightly wider than the second rotary shaft 113b, and the stirring blade 113a is By fixing as a fixing bolt to the second rotating shaft 113b having a rectangular cross section, it is possible to conveniently fix and prevent damage and breakage of the working time and frequent stirring blades due to fixing the stirring blade after welding or welding. .

In addition, the inside of the decomposition tank 111 is supplied with a microorganism for decomposing food waste, while supplying a certain amount of water to meet the decomposition conditions of food waste, and a vent hole for discharging the gas generated during decomposition 104 ) Is installed. In particular, it is good to supply water at regular intervals for the rapid growth of microorganisms, for this purpose it is good to install the solenoid valve to supply water periodically.

As described above, micropores 111a are formed at the lower end of the decomposition tank 111 to discharge the injected liquid and the liquid material decomposed by the microorganisms to meet the growth of microorganisms, and the micropores 111a. An emission storage tank 114 for accommodating the liquid substance (hereinafter, referred to as 'emissions') flowing through the air is installed below the decomposition tank 111.

The discharge storage tank 114 is provided with a precipitant supply pipe 116 that can supply a precipitant for precipitating the suspended matter contained in the discharge. The precipitant supply pipe 116 is installed in contact with the precipitant storage tank 117 in which the precipitant is stored, and the valve 116a is installed to control the precipitant supplied. That is, one end of the precipitant supply pipe 116 is connected to the precipitant storage tank 117, the other end is located in the discharge storage tank 114 to supply the precipitant. The valve 116a may be formed of any one of a solenoid valve and an electric valve.

As shown, the food waste treatment apparatus according to the present invention is provided with sludge extraction means 120. The sludge extracting means 120 is a sedimentation water reacted with the precipitant in the discharge storage tank 114 through the first transfer pipe 121 by installing a first transfer pipe 121 in contact with the discharge storage tank 114. To be transported. To this end, a first pump 122 is installed in the first transfer pipe 121.

In addition, a first filter 123 is installed to remove salt substances contained in the sedimented water transported through the first transfer pipe 121, and the salt substances are removed while passing through the first filter 123. The first storage box 124 for temporarily storing the settled water is installed. The sludge extraction pen 125 for extracting sludge from the stored sediment is installed in the first storage box 124, and clean water from which the sludge is extracted through the sludge extraction filter 125 is moved downward, and the sludge The sludge filtered by the extraction filter 125 is discharged to the outside through the sludge discharge port 126.

As such, the sludge discharged through the sludge outlet 126 is a state in which the salt material is removed by the first filter 123, so that pellets can be manufactured and recycled. 126 is preferably installed in contact with the pellet maker 200 for producing the pellets.

As shown, the food waste treatment apparatus according to the present invention is provided with a humidifying means (130). The humidifying means 130 is provided with a second conveying pipe 131 to allow the transfer of the clean water passed through the sludge extraction filter 125 of the sludge extraction means 120. Water transferred through the second transfer pipe 131 is purified while passing through the second and third filters 133 and 134 sequentially installed in the second transfer pipe 131. A second pump 132 is installed in the second transfer pipe 131 so that water can be transferred through the second transfer pipe 131.

As described above, the second storage box 135 for storing clean water purified by passing through the second and third filters 133 and 134 while being transferred through the second transfer pipe 131 by the second pump 132 is provided. The second storage box 135 is provided with a humidifier 136 for spraying water into granules. Reference numeral 136a denotes a steam discharge path that is blown indoors by the humidifier 136.

Such a humidifier 136 is a centrifugal spray humidifier (遠 心 噴霧 式) to blow and blow the water in centrifugal force to hit the particles.], Ultrasonic humidifier [electric circuit of a certain frequency in the electric circuit to place the oscillator in the water When the ultrasonic wave is transmitted to the ultrasonic wave, cavitation (vacuum phenomenon behind the thruster, etc.) occurs, and mist occurs.], An electrothermal humidifier (heating water with a heater or electrode) generates steam. ] And a filter vaporized humidifier (which allows air to pass through a wet filter to evaporate water), which is a commonly used technique.

In addition, the lower end of the second reservoir 135 may be further provided with a drain 137. The drain 137 is used for emergency. That is, it is used when there is a need to completely discharge the water stored in the second reservoir 135 to clean the inside of the second reservoir 135.

As shown, the food waste treatment apparatus according to the present invention is provided with a control means (140). The control means 140 is to change the path of the water transported through the second transfer pipe 131 of the humidifying means 130 to be selectively transported to the decomposition tank 111, the second transfer The pipe 131 is provided with a direction switching valve 142. In addition, the directional valve 142 is provided with a circulation pipe 141 to be in contact with the interior of the disassembly tank 111 is transferred through the second transfer pipe 131 by the operation of the directional valve 142. Allow water to be selectively supplied to the digester 111.

As shown in the drawing, the directional valve 142 is preferably installed between the second and third filters 133 and 134. The water supplied to the second reservoir 135 is a third filter. To be purified once more by (134). In addition, the direction switching valve 142 may be installed to be located in front of the second filter 133, or may be installed to be located behind the third filter 134.

In addition, the controller 144 is installed to be able to operate the direction switching valve 142. The controller 144 installs the water level sensor 146a, 146b in the second storage box 135 and is transferred from the sludge extraction means 120 according to the water level detected by the water level sensor 146a, 146b. The direction switching valve 142 is controlled to supply water to the second reservoir 135 or to be circulated to the decomposition tank 111.

In the food waste treatment apparatus according to the present invention configured as described above, the food waste introduced into the decomposition tank 111 of the food waste treatment means 110 is pulverized and stirred by the grinder 112 and the stirrer 113. Food waste is decomposed by water and microorganisms supplied into the decomposition tank 111, and the decomposed liquid material is collected in the discharge storage tank 114 through the micropores 111a at the bottom.

In addition, the discharge collected in the discharge storage tank 114 includes a solid material contained in food waste, which reacts with the precipitant supplied through the precipitant supply pipe 116. That is, the supplied precipitant and the discharge are stirred to react the precipitant and the discharge to precipitate the discharge.

In addition, the sedimented water in the discharge storage tank 114 is transferred through the first transfer pipe 121 by the first pump 122, the sedimented water is transferred to the salt material while passing through the first filter (123) This is filtered. The precipitated water filtered out by the second filter 123 is temporarily stored in the first storage box 124, and is separated as sludge and clean water by the sludge extraction filter 125.

The sludge extracted from the sludge extraction filter 125 is supplied to the pellet maker 200 through the sludge outlet 126 to produce a pellet, and clean water is transferred to the second pump 132 by the second pump 132. To be conveyed through the tube 131. The water transferred through the second transfer pipe 131 is purified while passing through the second and third filters 133 and 134 and stored in the second storage box 135, and the water stored in the second storage box 135 is The room is humidified by the humidifier 136.

In addition, the water transported through the second transfer pipe 131 may be selectively circulated to the decomposition tank 111, if necessary, if circulated back to the decomposition tank 111, food waste Decomposition treatment can be performed more reliably.

In order to be circulated to the decomposition tank 111 as described above, the second storage box 135 or the decomposition tank 111 by signals detected by the water level detection sensors 146a and 146b installed in the second storage box 135. This operation is activated by controlling the direction switching valve 142 in the controller 144 according to the signal of the water level sensor (146a, 146b). That is, when the level of the second reservoir 135 is lowered, the water transferred through the second transfer pipe 131 is supplied to the second reservoir 135, and the water level of the second reservoir 135 is increased. When the water is transferred through the second transfer pipe 131 is supplied to the decomposition tank 111 through the circulation pipe 141.

According to the present invention, the sludge generated during the processing of food waste can be utilized as a raw material for preparing pellets by completely removing the salt material, and because the water can humidify the room by the complete purification of water. Environmental pollution can be prevented by eliminating discharge through the sewer of water generated during the processing of food waste.

1 is a view showing a food waste treatment apparatus according to the present invention.

Explanation of symbols on the main parts of the drawings

110-Food waste disposal means 111-Disintegration tanks

112-Grinder 113-Stirrer

114-Emission Storage Tank 116-Precipitant Supply Line

120-sludge extraction means 121-first feed pipe

122-First Pump 123-First Filter

124-First bin 125-Sludge extraction filter

126-Sludge outlet 130-Humidification means

131-2nd Transfer Pipe 132-2nd Pump

133-Second filter 134-Third filter

135-Second Bin 136-Humidifier

137-Drains 140-Control means

141-Circulation pipe 142-Directional valve

144-Controllers 146a, 146b-Water Level Sensors

Claims (4)

Crushing and agitating the food waste by the crusher and agitator installed therein, and discharging the food waste by disposing the microorganisms to dissolve and liquefy the food waste and discharged to accommodate the discharge discharged from the decomposition tank Food waste treatment means comprising a storage tank and a precipitant supply pipe installed to supply a precipitant to the discharge storage tank; The first filter and the first filter for removing the salt substances contained in the sedimented water transported through the first conveying pipe and the first conveying pipe to enable the transport of the precipitated water reacted with the precipitant in the food waste treatment means A sludge extraction filter for extracting sludge from water stored in the first reservoir and a first reservoir for storing water passing through the filter, and a sludge for discharging the sludge extracted by the sludge extraction filter. Sludge extraction means comprising a discharge pipe; Second and third filters and second and third filters for purifying the water conveyed through the second conveying pipe and the second conveying pipe allowing the sludge extracted from the sludge extracting means to convey clean water remaining. A humidifying means comprising a second storage box for storing clean water purified by sequentially passing through a filter, and a humidifier for granulating the water stored in the second storage box and spouting it into the room; And The water level sensor is installed in the second storage box to operate the direction change valve and the direction change valve to change the path of the water conveyed through the second transfer pipe of the humidification means to be transferred to the decomposition tank and Food waste treatment comprising a control means comprising a controller for controlling the directional valve to be supplied to the second reservoir or the water transferred from the sludge extraction means in accordance with the level detected by the water level sensor Device. The food waste treatment apparatus according to claim 1, further comprising a pellet manufacturing machine installed adjacent to the sludge extracting means to manufacture pellets using the sludge discharged through the sludge discharge port. The food waste treatment apparatus according to claim 1, wherein the stirrer is installed to be rotated by a motor and a rotating shaft on which stirring blades are installed to have a rectangular cross section. The food waste treatment apparatus of claim 1, wherein a drain hole is further provided at a lower end of the second storage box.

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