KR102469867B1 - Food waste treatement apparatus - Google Patents

Abstract

In the present invention, a food waste treatment device is disclosed. The disclosed food waste treatment device comprises: an oil-water separation and compression unit which collects and compresses food waste to separate food wastewater and organic matter and transfer the same, respectively; a wastewater heat purification unit which receives the wastewater separated from the oil-water separation and compression unit and heats the same while stirring the same to generate and transfer water vapor; an oil slurry drying unit which receives the organic matter separated from the oil-water separation and compression unit, heats the same, generates steam, and discharges the generated oil while transferring; and a washing unit which receives steam generated from the wastewater heat purification unit and the oil slurry drying unit, sprays water for cleaning, and transfers the remaining steam to the wastewater heat purification unit to burn and remove odors and residual foreign substances generated from the steam. It is possible to reduce food waste odors.

Description

Food waste treatment device {FOOD WASTE TREATEMENT APPARATUS}

The present invention relates to a food waste treatment apparatus, and more particularly, by compressing food waste to separate food wastewater and organic matter, transporting food wastewater to a wastewater heat purification unit, and transporting organic matter to an oil slurry drying unit , The steam generated in the wastewater thermal purification unit and the oil slurry drying unit is reduced by using the heating tank installed in the exhaust part of the cleaning unit, and returned to the wastewater thermal purification unit to burn the odor of steam and residual foreign substances, thereby reducing the odor of food waste. In addition, it relates to a food waste treatment device that transfers the waste heat of the wastewater thermal purification unit to the oil slurry drying unit and uses it as a drying heat source.

BACKGROUND ART In general, food waste consisting of leftover food scraps is recognized as one of the representative causes of environmental pollution problems as it is continuously increasing due to population growth, improvement of living conditions, and high quality of dietary life.

Currently, feed conversion and composting are used as recycling methods for food waste, and for the treatment of non-recyclable food waste, a method of producing methane gas through anaerobic digestion method and treating residual oil sludge has been used.

The use of food waste as feed, compost and fuel requires the separation of water from food waste. So, in the prior art, food waste is dried inside the main body housing heated by a heater and discharged as it is.

However, steam generated and discharged while drying the food waste contains a large amount of odorous gas, which causes civil complaints from residents living near the place where the drying operation is performed. In addition, since a large amount of odor is generated from steam generated in the process of treating the residual oil slurry, a method of treating it also faces a difficult situation.

Therefore, there is a need to improve this.

As a related background art, there is Republic of Korea Patent Registration No. 1883051 (2018.07.23, title of invention: food waste treatment device).

The present invention was created due to the above needs, and the food waste is compressed in the oil-water separation and compression unit to separate food wastewater and organic matter, and the food wastewater is compressed and transferred to the wastewater heat purification unit while the organic matter is transferred to the oil slurry drying unit. The vapor generated in the wastewater thermal purification unit and the oil slurry drying unit is returned to the wastewater thermal purification unit in a reduced state using the heating tank installed in the exhaust part of the cleaning unit to burn the odor and residual foreign substances in the steam. An object of the present invention is to provide a food waste treatment apparatus that can reduce the odor of food waste and transfer the waste heat from the wastewater thermal purification unit to the oil slurry drying unit to utilize it as a drying heat source.

In order to achieve the above object, the food waste treatment apparatus according to the present invention includes: an oil-water separation and compression unit that collects and compresses food waste, separates food wastewater and organic matter, and transfers them, respectively; A wastewater heat purification unit that receives the wastewater separated from the oil-water separation compression unit and generates and transfers water vapor by applying heat while stirring; an oil slurry drying unit that receives the organic matter separated from the oil-water separation and compression unit, heats it, generates steam, and discharges the generated oil while transferring; And after receiving the water vapor generated in the wastewater thermal purification unit and the oil slurry drying unit, spraying water for cleaning, transferring the remaining water vapor to the wastewater thermal purification unit to burn and remove odors and residual foreign substances generated in the steam It is characterized in that it includes; cleaning unit.

The oil-water separation and compression unit may include a collection tank for collecting the food waste; a screw transfer unit provided at a lower side of the collection tank to transport the food waste and transfer it to an outlet; A compression separation unit for receiving and compressing the food waste transported by the screw transfer unit to separate organic matter and food waste water; a wastewater storing and conveying unit that stores the wastewater transported from the compression separation unit and transfers the wastewater to the thermal purification unit; and an organic matter storage and transfer unit storing the organic matter transported from the compression and separation unit and transferring the organic matter to the oil slurry drying unit.

The wastewater thermal purification unit, a food wastewater storage tube for introducing and storing the food wastewater transferred from the food wastewater storage and transfer unit provided in the oil-water separation and compression unit; A wastewater agitation unit for stirring the wastewater stored in the wastewater storage container; a heating unit provided at a lower portion of the food waste water storage tube and generating waste heat while generating water vapor by heating the food waste water using supplied fuel; an incineration ash processing unit for storing and transporting incineration ash generated while the fuel is burned in the heating unit and discharging it to the outside; and a steam collection and delivery unit for collecting and transferring the steam generated by the heating unit to the cleaning unit.

The heating unit includes an incineration heating furnace provided at a lower portion of the food waste water storage container and opened and closed while forming an input space; Guide rails connected from the outside of the incineration furnace to the inside of the incineration furnace; a firewood transport vehicle transported along the guide rail and supplying firewood; a heating blower provided outside the incineration furnace and blowing air; a gas supply unit provided in the incineration furnace to supply gas; and a waste heat storage unit for temporarily storing waste heat generated in the incineration furnace.

The oil slurry drying unit may include: an oil slurry fermentation tank for inflowing and storing organic matter transferred from the organic matter storage and transfer unit provided in the oil-water separation and compression part, and fermenting the organic matter to form an oil slurry; an oil slurry agitator for stirring organic matter or oil slurry stored in the oil slurry fermentation tank; a ceramic electric heater provided below the oil slurry fermentation tank to generate and supply heat to the oil slurry fermentation tank; a waste heat supply unit connected to the waste heat storage unit provided in the heating unit to receive high-temperature waste heat and supply high-temperature heat to the oil slurry fermentation tank; and a steam collection and delivery unit that collects and transfers the water vapor generated in the oil slurry fermentation tank to the washing unit.

The waste heat supply unit may include a connection pipe connecting the waste heat storage unit and the oil slurry fermentation tank; a waste heat blower provided at an end side of the connection pipe and blowing waste heat; and a blower heat pump provided at an outlet side of the waste heat blower and used as a dry heat source by applying pressure to the waste heat supplied from the waste heat blower into the oil slurry fermentation tank.

The cleaning unit may include: a steam connection pipe for transporting together the steam supplied from the steam transfer pipe provided in the steam collection and delivery unit and the steam supplied from the steam supply pipe provided in the steam collection and delivery unit; a steam blower provided in the steam connection pipe and blowing steam; a steam storage container accommodating the steam supplied from the steam blower; an odor removal unit provided inside the steam storage tank and spraying water from the steam to remove odor; an incineration guide tube provided on the upper side of the steam storage tank and guiding steam to transfer the steam to a heating blower provided in the heating unit to incinerate odors and residual foreign substances contained in the steam; And while installed at the outlet side of the steam storage container in the incineration guide pipe, it is provided in the connection pipe provided in the waste heat supply unit to reduce the water vapor discharged to the incineration guide pipe by using the waste heat of the connection pipe to reduce the capacity. It is characterized by including a; tank.

In the food waste treatment apparatus according to the present invention, the food waste is compressed in the oil-water separation compression unit to separate food wastewater and organic matter, and the food wastewater is compressed and transferred to the wastewater heat purification unit while the organic matter is transferred to the oil slurry drying unit, The water vapor generated in the wastewater thermal purification unit and the oil slurry drying unit is returned to the wastewater thermal purification unit in a reduced state by using the heating tank installed in the exhaust part of the washing unit to burn the bad smell of steam and residual foreign substances. can reduce

In addition, the present invention transfers the waste heat from the wastewater thermal purification unit to the oil slurry drying unit, applies pressure to the blower heat pump provided in the oil slurry drying unit, and uses it as a drying heat source. A ceramic electric heater additionally installed in the oil slurry drying unit can be used as an additional heat source to improve drying performance.

1 is an overall configuration diagram of a food waste treatment apparatus according to an embodiment of the present invention.
2 is a detailed view of an oil-water separation and compression unit in the food waste treatment apparatus according to an embodiment of the present invention.
3 is a detailed view of a heat purification unit in the food waste treatment apparatus according to an embodiment of the present invention.
4 is a detailed front view of a heat purification unit in the food waste disposal apparatus according to an embodiment of the present invention.
5 is a detailed view of an oil slurry purification unit in a food waste treatment apparatus according to an embodiment of the present invention.
6 is a detailed side view of an oil slurry purification unit in the food waste treatment apparatus according to an embodiment of the present invention.
7 is a detailed view of a cleaning unit in the food waste disposal apparatus according to an embodiment of the present invention.

Hereinafter, a food waste disposal apparatus according to an embodiment of the present invention will be described with reference to the accompanying drawings.

In this process, the thickness of lines or the size of components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or operator. Therefore, definitions of these terms will have to be made based on the content throughout this specification.

1 is an overall configuration diagram of a food waste treatment apparatus according to an embodiment of the present invention, FIG. 2 is a detailed view of an oil-water separation and compression unit in the food waste treatment apparatus according to an embodiment of the present invention, and FIG. 4 is a detailed front view of the heating and purification unit in the food waste treatment apparatus according to an embodiment of the present invention, and FIG. 6 is a detailed side view of the oil slurry purification unit in the food waste treatment apparatus according to an embodiment of the present invention, and FIG. In the food waste disposal apparatus according to one embodiment, it is a detailed view of the cleaning unit.

1 to 7, the food waste treatment apparatus according to an embodiment of the present invention includes an oil-water separation and compression unit 100, a wastewater heat purification unit 200, an oil slurry drying unit 300, and a washing unit ( 400).

The oil-water separation and compression unit 100 is configured to collect and compress food waste, separate food waste water and organic matter, and transport them, respectively.

The oil-water separation and compression unit 100 includes a collection tank for collecting food waste; A compression separation unit 130 that receives and compresses the food waste transported by the sending unit 120 and separates it into organic matter and food waste water, and a wastewater thermal purification unit 200 that stores the food waste water transferred from the compression separation unit 130 and separates it into organic matter and food waste water. ), and a food waste water storing and conveying unit 140 for transferring and transferring organic matter to the oil slurry drying unit 300 by storing the organic matter transferred from the compression separation unit 130 and transferring the organic matter storage and conveying unit 150.

The upper side of the collection tank 110 is provided with a door configured to be opened and closed by a hinge, and after opening the door, food waste can be put in and stored.

The screw transfer unit 120 includes a helical shaft member 121 around which a screw is formed to transfer food waste, and a driven shaft provided at an end of the helical shaft member 121 and wound around one side of a power belt 123 to rotate. It includes a drive motor 125 that transmits power to the spiral shaft member 121 by connecting the pulley 122 and the drive pulley 124 wound on the other side of the power belt 123 to a shaft.

The power belt 123 can be changed to a chain depending on the case, and the drive pulley 124 and the driven pulley 122 can be changed to a drive sprocket and a driven sprocket on which the chain is wound.

The compression separation unit 130 is provided at the lower part of the collection tank 110 and is provided in the accommodation housing 131 into which food waste is introduced, and is provided in the accommodation housing 131 to compress food waste into organic matter and food waste water. The compression plate member 132 for separation, the pressure cylinder 133 that is axially connected to the compression plate member 132 and pressurizes the compression plate member 132, and the opening and closing drive unit in the accommodation housing 131 to discharge organic matter ( 134) includes an opening and closing door 135.

The receiving housing 131 may be configured such that the compression plate member 132 connected to the shaft of the pressure cylinder 133 is reciprocally movable back and forth.

The compression plate member 132 may be rotatably hinged to the shaft of the pressure cylinder 133 .

A plurality of discharge holes are formed on the lower side of the receiving housing 131, and the food wastewater formed by the pressurization of the compression plate member 133 flows down and is dropped into the food waste water storage container 141 of the food waste water storage and transfer unit 140 and stored. do.

The opening/closing door 135 is opened while being flipped by the opening/closing driving unit 134 including a cylinder, and in the open state, the joining cylinder 133 is pushed to transfer organic matter to the outside of the housing 13 through the compression plate member 132. It can be discharged to and transferred to the organic matter storage container 151 of the organic matter storage and transfer unit 150.

The food waste water storage and transport unit 140 is provided on the outlet side of the food waste water storage container 141 and the food waste water storage container 141 for storing the food waste water separated by the compression separation unit 130, and the introduced food waste water It includes a wastewater transfer pump 142 for transporting and a wastewater transfer pipe 143 for transferring the wastewater transported by the wastewater transfer pump 142 to the wastewater heat purification unit 200.

The lower part of the food waste water storage container 141 is formed in a hopper shape to facilitate the movement of food waste water.

The wastewater transfer pump 132 is configured to forcibly transfer the wastewater as if squeezing juice while pressurizing the soft conduit using a pair of pressure shaft rollers rotated by a rotating shaft in the soft conduit.

The organic matter storage and transport unit 150 is an organic matter storage container 151 in which the organic matter separated by the compression separation unit 130 is transported to the outside by opening the opening and closing door 135 and pushing the compression plate member 132 and stored therein. and an organic matter transport pump 152 provided at the outlet side of the organic matter storage container 151 and transporting the introduced organic matter, and an organic matter transported by the organic matter conveying pump 152 to the oil slurry drying unit 300. It includes an organic matter transfer pipe 153.

The organic matter storage container 151 may have a lower portion formed in a hopper shape, and may include a pair of discharge gears engaged and rotated to transport organic matter at the lower end.

Although the organic matter conveying pipe 153 is shown, in some cases, organic matter may be loaded in the moving means in the organic matter storage container 151 and then transferred to the oil slurry drying unit 300.

The wastewater thermal purification unit 200 receives the food wastewater separated from the oil-water separation and compression unit 100 and generates and transfers steam by applying heat while stirring.

The wastewater thermal purification unit 200 includes a food wastewater storage container 210 for introducing and storing food wastewater transferred from the food wastewater storage and transfer unit 140 provided in the oil-water separation and compression unit 100, and the food wastewater storage container 210 ) The food waste water stirring unit 220 for stirring the food waste water stored in the food waste water storage container 220 and the heating unit provided at the bottom of the food waste water storage container 220 and generating waste heat while generating steam by heating the food waste water using the supplied fuel. 230, an incineration ash processing unit 240 that stores, transfers, and discharges incineration ash generated while fuel is burned in the heating unit 230, and a cleaning unit that collects water vapor generated by the heating unit 230 It includes a steam collection and delivery unit 250 that transfers to the 400 side.

The food waste water storage container 210 may be formed in a long cylindrical shape.

The food waste water agitating unit 220 includes a rotary shaft member 221 rotatably installed in the front and rear directions in the food waste water storage container 210, and a plurality of rotary shaft members 221 disposed at set intervals in the longitudinal direction of the rotary shaft member 221, and the rotary shaft member It includes a plurality of blade members 222 provided in an outward direction of 221, and a rotary drive unit 223 for rotationally driving the rotating shaft member 221 to rotate the blade member 222.

Bearing members may be installed on both sides of the rotary shaft member 221 to reduce frictional force during rotation by the rotary driving unit 223 . The rotation drive unit 223 may include a drive motor and a deceleration unit that decelerates power of the drive motor.

A plurality of blade members 222 are provided at set intervals in the longitudinal direction of the rotating shaft member 221, and four protruding units may be formed at 90 degree intervals for each set unit. Of course, the shape of the blade member 222 can be changed in various ways.

The heating unit 230 is provided at the bottom of the food waste water storage container 210 and opens and closes while forming an input space, and the incineration heating furnace 231 from the outside of the incineration heating furnace 231 A guide rail 232 connected to the inside, a firewood transport vehicle 233 transported along the guide rail 232 and supplying firewood, provided outside the incineration heating furnace 231, and heating for blowing air It includes a blower 234, a gas supply unit 235 provided in the incineration heating furnace 231 to supply gas, and a waste heat storage unit 236 for temporarily storing waste heat generated in the incineration heating furnace 231.

The input space of the incineration furnace 231 may be configured to be opened and closed automatically or manually by an opening and closing door.

The firewood transport vehicle 233 may move firewood (firewood) used as a heat source in the incineration furnace 231 along the guide rail 232 . The transport vehicle 233 normally has a state of standing by outside.

The heating blower 234 has the purpose of supplying external air to facilitate incineration, and burns and removes odors and residual foreign substances contained in water vapor transported from the incineration guide pipe 450 of the cleaning unit 400 to be described later. It can also be used for purposes of

The gas supply unit 235 may be used for increasing thermal power by supplying gas including LPG in addition to firewood.

The waste heat storage unit 236 is connected to the incineration heating furnace 231 for the purpose of temporarily storing the waste heat generated in the incineration heating furnace 231 for use as a drying heat source for the oil slurry preparation unit 300 to be described later. It may be provided on one side of the storage container 210 .

The incineration ash processing unit 240 is provided to be able to open and close the incineration ash storage container 241 and the incineration ash storage container 241 provided on the lower side of the incineration heating furnace 231 provided in the heating unit 230, and the incineration heating furnace 231 ) The incineration ash opening and closing door 242 for transporting the incineration ash generated in the lower part through opening and closing, the incineration ash transport pipe 243 provided on the lower side of the incineration ash storage container 241 and guiding to transport the incineration ash, and the incineration ash transport pipe 243 It includes an incineration ash transfer pump 244 provided in and forcibly discharging incineration ash.

A pair of incineration ash opening and closing doors 242 may be provided and bent around a hinge so that they open downward or close upward.

The incineration ash transfer pipe 243 can be used for various purposes by transporting incineration ash and drawing it out.

The steam collection transmission unit 250 is provided on the upper side of the food waste water storage container 210 and is provided on the steam guide plate 251 in which the discharge hole 252 is formed and the steam guide plate 251, and distilled water is collected and collected. It includes a distilled water collection pipe 253 and a steam transfer pipe 254 connected to the outside from the upper side of the food waste water storage container 210 to transfer water vapor.

The steam guide plate 251 may be inclined so as to be recessed concavely above the center.

The distilled water collection pipe 253 collects filtered distilled water while steam is discharged, and discharged to the outside to be used for appropriate purposes.

The water vapor conveying pipe 254 is supplied to the cleaning unit 400 to be described later to remove odors, reduces the capacity, and supplies it to the heating blower 234 of the wastewater thermal purification unit 200 to burn in the incineration heating furnace 231 to remove odor ( odor) and residual foreign substances can be removed.

The oil slurry drying unit 300 receives the organic matter separated from the oil-water separation and compression unit 100, heats it, generates steam, and discharges the oil generated while transporting it.

The oil slurry drying unit 300 includes an oil slurry fermentation tank 310 for inflowing and storing organic matter transferred from the organic matter storage and transfer unit 150 provided in the oil and water separation and compression unit 100, and fermenting the oil slurry to form an oil slurry; An oil slurry agitator 320 for stirring the organic matter or oil slurry stored in the oil slurry fermentation tank 310, and a ceramic electricity provided below the oil slurry fermentation tank 310 to generate and supply heat to the oil slurry fermentation tank 310. A waste heat supply unit 340 connected to the heater 330 and the waste heat storage unit 236 provided in the heating unit 230 to receive high-temperature waste heat and supply high-temperature heat to the oil slurry fermentation tank 310; It includes a steam collection and delivery unit 350 that collects the steam generated in the slurry fermentation tank 310 and transfers it to the washing unit 400.

The oil slurry stirring unit 320 is connected to a rotary motor 321 provided on one side of the oil slurry stirring tank 310 and a shaft of the rotary motor 321, and rotates across the oil slurry stirring tank 310. It includes an agitation shaft member 322 that is possibly installed, and agitation blades 323 provided on the agitation shaft member 322.

The stirring shaft member 322 may be rotatably installed in the oil slurry stirring tank 310 by a bearing. The stirring blades 323 may be provided in various forms.

The waste heat supply unit 340 includes a connection pipe 341 connecting the waste heat storage unit 236 and the oil slurry fermentation tank 310, and a waste heat blower provided at an end side of the connection pipe 341 and blowing waste heat ( 342) and a blower heat pump 343 provided at the outlet side of the waste heat blower 342 and used as a dry heat source by applying pressure to the waste heat supplied from the waste heat blower 342 into the oil slurry fermentation tank 310. include

The blower heat pump 343 may be installed on one side of the lower part of the oil slurry stirring tank 310.

The water vapor collection and delivery unit 350 is provided on the upper side of the oil slurry fermentation tank 310 and is connected to the steam discharge plate 351 in which the discharge hole 352 is formed and connected to the outside from the upper side of the oil slurry fermentation tank 310. It includes a steam supply pipe 353 for supplying steam.

The steam discharge plate 351 may be convexly protruded upward in a cap shape so that the central portion converges toward the entry side of the steam supply pipe 353.

The washing unit 400 receives steam generated from the wastewater thermal purification unit 200 and the oil slurry drying unit 300, sprays water for cleaning, and transfers the remaining steam to the wastewater thermal purification unit 200 It is a composition that burns and removes odors and residual foreign substances generated from steam.

The cleaning unit 400 combines the steam supplied from the steam transfer pipe 254 provided in the steam collection and delivery unit 250 and the steam supplied from the steam supply pipe 353 provided in the steam collection and delivery unit 350 and transports them. a steam connecting pipe 410, a steam blower 420 provided in the steam connecting pipe 410 and blowing steam, a steam storage container 430 accommodating steam supplied from the steam blower 420, and steam An odor removal unit 440 provided inside the reservoir 430 and removing odor by spraying water from steam, provided on the upper side of the vapor reservoir 430, and provided to the heating unit 230 by guiding the vapor An incineration guide pipe 450 for incinerating odors and residual foreign substances contained in the steam by passing it to the heated blower 234, and the incineration guide pipe 450 being installed on the outlet side of the steam storage container 430, the waste heat supply unit It includes a heating tank 460 provided in the connection pipe 410 provided in the connection pipe 410 to reduce the capacity of water vapor discharged to the incineration guide pipe 450 as waste heat of the connection pipe 410.

The odor removal unit 44 is provided at the bottom of the steam storage tank 430 to suck water and a water suction pipe 441 and a water transfer pump 442 provided at the outlet side of the water suction pipe 441 to pump water And, a water transfer pipe 443 connected to the outlet side of the water transfer pump 442 to transfer water upward, and a water component connected to the water transfer tube 443, extending horizontally, and spraying water downward Includes officer 444.

The water suction pipe 441 may be formed to penetrate and extend from the inside of the water vapor storage container 430 to the outside. The water transfer pump 442 is installed in the suction pipe 441 extending to the outside to pump water into the water transfer pipe 443 .

A plurality of nozzles are provided at the lower side of the water spray pipe 444 to spray water in a spray form. As a result, since odorous substances are adsorbed and removed from the steam moving upward, the amount of odor (smell) of the steam can be remarkably reduced.

The incineration guide pipe 450 transfers the odor and residual foreign matter contained in the water vapor whose capacity is minimized by the heating tank 460 to the heating blower 234 of the heating unit 230 to open the incineration heating furnace 231 By burning it, the odor (smell) can be fundamentally solved.

Since the heating tank 460 is configured to wrap around the circumference of the incineration guide pipe 450 and is connected to the connection pipe 341 of the waste heat supply unit 340, high-temperature waste heat remains inside the heating tank 460. , The water vapor going out to the incineration guide pipe 450 is dried as much as possible to significantly reduce the amount of water vapor and supplied to the incineration heating furnace 231 through the heating blower 234. Thereby, there will be no concern that the heating incinerator 231 will be turned off by the water vapor supplied from the incineration guide pipe 450.

Therefore, in the food waste treatment apparatus according to an embodiment of the present invention, the food waste is compressed in the oil-water separation compression unit to separate food wastewater and organic matter, and the food wastewater is compressed and transferred to the wastewater thermal purification unit while the organic matter is separated into oil. It is transferred to the slurry drying unit, and the water vapor generated in the wastewater thermal purification unit and the oil slurry drying unit is returned to the wastewater thermal purification unit in a reduced state using a heating tank installed in the exhaust part of the washing unit, so that the odor of steam and residual foreign matter can reduce the odor of food waste by burning it. In addition, the present invention transfers the waste heat from the wastewater thermal purification unit to the oil slurry drying unit, applies pressure to the blower heat pump provided in the oil slurry drying unit, and uses it as a drying heat source. A ceramic electric heater additionally installed in the oil slurry drying unit can be used as an additional heat source to improve drying performance.

The present invention has been described with reference to the embodiments shown in the drawings, but this is only exemplary, and those skilled in the art can make various modifications and equivalent other embodiments. will understand

Therefore, the true technical protection scope of the present invention should be determined by the claims below.

100: oil-water separator 110: collection tank
120: screw feed unit 121: spiral shaft member
122: driven pulley 123: power belt
124: drive pulley 125: drive motor
130: compression separation unit 131: receiving housing
132: pressure plate member 133: pressure cylinder
134: opening and closing drive unit 135: opening and closing door
140: food waste water storage and transfer unit 141: food waste water storage container
142: food waste water transfer pump 143: food waste water transfer pipe
150: organic matter transfer storage unit 151: organic matter storage container
152: organic matter transfer pump 153: organic matter transfer pipe
200: Wastewater thermal purification unit 210: Wastewater storage container
220: waste water agitation unit 221: rotating shaft member
222: blade member 223: rotary drive unit
230: heating unit 231: incineration furnace
232: guide rail 233: firewood transport vehicle
234: heating blower 235: gas supply unit
236: waste heat storage unit 240: incineration ash processing unit
241: incineration ash storage container 242: incineration ash opening and closing door
243: incineration ash transport pipe 244: incineration ash transport pump
250: steam collection transmission unit 251: steam guide plate
252: discharge hole 253: distilled water collection pipe
254: steam transfer pipe 260: oil slurry purification unit
310: oil slurry fermentation tank 320: oil slurry agitator
321: rotation motor 322: stirring shaft member
323: stirring blades 330: ceramic electric heater
340: waste heat supply unit 341: connector
342: waste heat blower 343: blower heat pump
350: steam collection transmission unit 351: steam discharge publication
352: discharge hole 353: steam supply pipe
400: washing unit 410: steam connector
420: steam blower 430: steam storage tank
440: odor removal unit 441: water suction pipe
442: water transfer pump 443: water transfer pipe
444: water injection pipe 450: heating tank

Claims (7)

An oil-water separation and compression unit that collects and compresses food waste, separates food waste water and organic matter, and transfers them respectively; A wastewater heat purification unit that receives the wastewater separated from the oil-water separation compression unit and generates and transfers water vapor by applying heat while stirring; an oil slurry drying unit that receives the organic matter separated from the oil-water separation and compression unit, heats it, generates steam, and discharges the generated oil while transferring; And after receiving the water vapor generated in the wastewater thermal purification unit and the oil slurry drying unit, spraying water for cleaning, transferring the remaining water vapor to the wastewater thermal purification unit to burn and remove odors and residual foreign substances generated in the steam Including;
The wastewater thermal purification unit, a food wastewater storage tube for introducing and storing the food wastewater transferred from the food wastewater storage and transfer unit provided in the oil-water separation and compression unit; a heating unit provided in the food waste water storage container and generating waste heat while generating water vapor by heating the food waste water using supplied fuel; And a steam collection and delivery unit for collecting the steam generated by the heating unit and transferring it to the cleaning unit,
The oil slurry drying unit may include: an oil slurry fermentation tank for inflowing and storing organic matter transferred from the organic matter storage and transfer unit provided in the oil-water separation and compression part, and fermenting the organic matter to form an oil slurry; an oil slurry agitator for stirring organic matter or oil slurry stored in the oil slurry fermentation tank; a ceramic electric heater provided below the oil slurry fermentation tank to generate and supply heat to the oil slurry fermentation tank; a waste heat supply unit connected to the waste heat storage unit provided in the heating unit to receive high-temperature waste heat and supply high-temperature heat to the oil slurry fermentation tank; and a steam collection and delivery unit that collects and transfers the steam generated in the oil slurry fermentation tank to the washing unit.
Food waste treatment device comprising a.
According to claim 1,
The oil-water separation compression unit,
a collection tank for collecting the food waste;
a screw transfer unit provided at a lower side of the collection tank to transport the food waste and transport it to an outlet;
A compression separation unit for receiving and compressing the food waste transported by the screw transfer unit to separate organic matter and food waste water;
a wastewater storing and conveying unit that stores the wastewater transported from the compression separation unit and transfers the wastewater to the thermal purification unit; and
an organic matter storage and transfer unit for storing the organic matter transported from the compression separation unit and transferring it to the oil slurry drying unit;
Food waste treatment device comprising a.
According to claim 1 or 2,
The wastewater thermal purification unit,
A wastewater agitation unit for stirring the wastewater stored in the wastewater storage container; and
An incineration ash processing unit that stores and transports the incineration ash generated while the fuel is burned in the heating unit and discharges it to the outside;
Food waste treatment device comprising a.
According to claim 1,
the heating part,
An incineration heating furnace provided at the bottom of the food waste water storage container and opened and closed while forming an input space;
Guide rails connected from the outside of the incineration furnace to the inside of the incineration furnace;
a firewood transport vehicle transported along the guide rail and supplying firewood;
a heating blower provided outside the incineration furnace and blowing air;
a gas supply unit provided in the incineration furnace to supply gas; and
A waste heat storage unit for temporarily storing waste heat generated in the incineration furnace;
Food waste treatment device comprising a.
delete According to claim 1,
The waste heat supply unit,
A connection pipe connecting the waste heat storage unit and the oil slurry fermentation tank;
a waste heat blower provided at an end side of the connection pipe and blowing waste heat;
A blower heat pump provided at the outlet side of the waste heat blower and used as a dry heat source by applying pressure to the waste heat supplied from the waste heat blower into the oil slurry fermentation tank.
Food waste treatment device comprising a.
According to claim 1,
The cleaning unit,
a steam connection pipe for transporting together the steam supplied from the steam transfer pipe provided in the steam collection and delivery unit and the steam supplied from the steam supply pipe provided in the steam collection and delivery unit;
a steam blower provided in the steam connection pipe and blowing steam;
a steam storage container accommodating the steam supplied from the steam blower;
an odor removal unit provided inside the steam storage tank and spraying water from the steam to remove odor;
an incineration guide tube provided on the upper side of the steam storage tank and guiding steam to transfer the steam to a heating blower provided in the heating unit to incinerate odors and residual foreign substances contained in the steam; and
A heating tank installed at the outlet side of the steam storage container in the incineration guide pipe and provided in a connection pipe provided in the waste heat supply unit to reduce the capacity by reducing water vapor discharged to the incineration guide pipe by using the waste heat of the connection pipe. ;cast
Food waste treatment device comprising a.

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