KR102318933B1 - Food waste drying and grinding system - Google Patents

Abstract

The food waste drying and pulverizing apparatus according to an embodiment of the present invention is divided into main components: an input container into which food is put, an opener that opens and closes the lower part of the input container, a grinder that grinds food into small pieces, and crushed food It includes a drying bin for drying, and a stirrer for stirring the food in the input bin and the lower input bin. According to the present invention as described above, the efficiency of pulverizing and drying food is higher than that of the prior art, the processing productivity of food is excellent, and the manufacturing cost can be reduced by being implemented with technically optimized elements.

Description

Food waste drying and grinding system

The present invention relates to an apparatus for drying and pulverizing food waste, and more particularly, to an apparatus for drying and pulverizing food waste for drying and pulverizing the food.

In order to promote hygienic and efficient treatment of food waste treatment apparatus, it is common to perform crushing and dehydration treatment of food waste in parallel.

Schematic description of the conventional food waste treatment apparatus includes a grinder for pulverizing food waste introduced through an inlet of a sink, and a dehydrator for dehydrating the food waste pulverized from the grinder.

It is configured such that the crushing and dehydration of food waste is sequentially performed. Food waste passes through a grinder, goes through a dehydrator, and is loaded into a loading bin, and the water separated from the food waste is discharged through a drain hose.

Since such a food waste treatment apparatus is divided into a grinder and a dehydrator as independent apparatuses, it can be seen that it is effective in its own way in terms of simply processing a large amount of food waste in the sink, but a significant amount of moisture remains in the food waste.

These salted food wastes are put in a food waste bin and collected in a certain amount and thrown away. Accordingly, it was easy to generate odors or insects due to decay in the food waste bin.

The food waste processed by the food waste disposal apparatus is dried in a dryer and then processed. For this purpose, a food drying device may be provided. A food dryer is a device that dries food by applying heat.

As such, in the past, since the crushing and dehydrating device and the drying device were separated from each other, batch processing was not performed, which was inconvenient. To improve this, a processing device that integrates crushing and drying of food has been implemented, but in terms of completing the technology for finely crushing and drying food, the elements of crushing and drying are complicated and many parts are required, so the manufacturing cost increases. There were considerable technical difficulties.

An object of the present invention is to provide an apparatus for drying and pulverizing food waste, which is more efficient in drying and pulverizing food than in the prior art, has excellent food processing productivity, and can reduce manufacturing costs by implementing technically optimized elements.

The food waste drying and pulverizing apparatus according to the present invention includes an upper opening formed to receive and inputting a food waste treatment object, a accommodating space connected to the upper opening, and a lower opening for discharging an object from the accommodating space. feed bin; an opening and closing device that is slidably installed in the lower part of the input container and opens and closes the lower opening; a pulverizer connected to the lower opening of the input box and pulverizing the object; a drying bin located in the lower part of the input container, the pulverizer installed, connected to the pulverizer so that the object pulverized through the pulverizer is put in and received, and a heater installed so that the accommodated object is dried; A rotary shaft installed vertically through the center of the input barrel and the drying barrel, and a plurality of stirring units coupled at the upper and lower portions of the rotary shaft, the object is rotated and transported by the plurality of stirring units by rotating the rotating shaft or stirrer to stir; and a blower for blowing outside air into the drying bin, wherein the drying tub is installed on the heater and heated, and has an exhaust line for discharging the bet of the drying bin and an outlet for discharging the dried object, , The plurality of stirring units, located in the input tube, a first stirring unit having a first stirring bar coupled to the upper portion of the rotation shaft and a plurality of stirring blades coupled to the first stirring bar; and a second stirring unit positioned in the drying barrel and having a second stirring bar coupled to a lower portion of the rotating shaft and a plurality of stirring blades coupled to the second stirring bar.

The first and second stirring bars of the first and second stirring units may be disposed at different lengths on the left and right with respect to the rotation shaft, one stirring blade being located on one side, and a plurality of stirring blades being located on the other side.

One of the plurality of stirring blades located on the other side of the second stirring bar is provided longer than the other stirring blades vertically to agitate the object pushed to the inner wall of the drying tube by the height of the inner wall of the drying tube. can do it

The pulverizer may include a box-shaped pulverizing body; a sieve coupled to the lower portion of the pulverizing body and having semi-circular sieving holes formed by arranging semi-circular sieving members at regular intervals; a grinding shaft rotatably disposed on the center line of the grinding body; and a plurality of rotary grinding blades accommodated in the grinding body, stacked and combined in a longitudinal direction along the grinding shaft, and having a blade for grinding the object provided in three directions.

The blades of each of the plurality of rotating grinding blades are not aligned in a line along the longitudinal direction, but are rotated and arranged at regular angular intervals.

The rotary milling blade may include a through hole for coupling to the milling shaft provided in the center, curved along the rotational direction from the center in a radial direction, and three sheaths to which the rotary milling blade is coupled.

The heater is installed on the upper surface and the bottom of the drying tub, and is provided with heating wires connected and arranged at regular intervals to form a square-shaped line, and the exhaust line is in contact with the heating wire in correspondence to the heating wire. is disposed, and may be provided as a square pipe having a square cross section and being in contact with the drying barrel.

The opening/closing unit may include an opening/closing plate having an area for selectively opening and closing a part of the lower opening of the input container corresponding to the grinder; and an opening/closing handle for sliding the opening/closing plate, wherein the opening/closing plate and the opening/closing handle may be slidably installed at the bottom of the input container.

According to the present invention described above, the efficiency of pulverizing and drying food is higher than that of the prior art, and the processing productivity of food is excellent, and the food waste drying and pulverization processing apparatus can reduce manufacturing cost by being implemented with technically optimized elements. can provide

1 is an exploded perspective view of a frame of an apparatus for drying and pulverizing food waste according to an embodiment of the present invention;
1A is an assembled perspective view of an apparatus for drying and pulverizing food waste according to an embodiment of the present invention;
Figure 2 is an enlarged view except for the frame in Figure 1,
3 is an exploded perspective view of an apparatus for drying and pulverizing food waste according to an embodiment of the present invention;
4 is a detailed view of the grinder of FIG. 3;
Figure 4a is a detailed view of the pulverizer of Figure 4 installed in the drying bin;
Figure 4b is a detailed view applied to the motor and pulley for driving the grinder in Figure 4a;
Figure 4c is a detailed view of the rotary grinding blade of Figure 4a;
5 is an exploded view of the grinder of FIG. 4;
Figure 6 is a front view of Figure 2;
7 is a detailed view of a heater and a square pipe installed on the upper surface of the drying bin according to an embodiment of the present invention;
FIG. 8 is an operation state diagram of the heater in FIG. 7 .

Hereinafter, various embodiments of the present invention will be described with reference to specific embodiments shown in the accompanying drawings. The differences in the embodiments are not mutually exclusive and should be understood in a complex manner, and without departing from the spirit and scope of the present invention, specific shapes, structures and characteristics described in relation to the embodiments are implemented in other embodiments. can be

The position or arrangement of individual components according to embodiments of the present invention is to be understood as a combination of the drawings as being changeable, and like reference numerals in the drawings may refer to the same or similar functions throughout various aspects, and length, area, and thickness. The specific form and the like may be exaggerated for convenience of description.

It is assumed that each unit, module, part, member, or arbitrary structure in which sub-elements are not described includes or can contain common sub-elements for each assigned function, limited to the sub-elements or detailed structures shown in the drawings. don't It should be understood that the components shown but whose description is omitted as a general description are inherent in the detailed description of the embodiments.

An apparatus for drying and pulverizing food waste according to an embodiment having high practical implementation and high industrial applicability among various embodiments of the present invention will be described with reference to the conventional matters as described above.

Hereinafter, main components of an apparatus for drying and pulverizing food waste according to an embodiment of the present invention will be described with reference to the drawings.

1 is an exploded perspective view of a frame of an apparatus for drying and pulverizing food waste according to an embodiment of the present invention, FIG. 2 is an enlarged view excluding the frame in FIG. 1, and FIG. 3 is a food waste according to an embodiment of the present invention. It is an exploded perspective view of the drying and pulverizing apparatus.

1 to 3 , the food waste drying and pulverizing processing apparatus according to an embodiment of the present invention is divided into main components: an input container 100 into which food is put, and a frame in which the components are installed ( 105), a switch 110 for opening and closing the lower part of the input container 100, a grinder 120 for finely pulverizing food, a drying container 130 for drying the crushed food, and the input container 100 and the lower input container It includes a stirrer 140 that stirs and stirs the food, and a blower 160 that blows outside air into the drying container 130 .

The input container 100 has an upper opening 101 formed so that an object to be treated with food waste is input and received, there is an accommodation space connected to the upper opening 101, and a lower opening 102 for discharging an object from the accommodation space is provided. will be.

The input container 110 is formed in a cylindrical shape, and has a circular inner wall portion through which the food stirred by the stirrer 140 can be moved toward the lower opening 102 by disposing the upper portion of the stirrer 140 .

The switch 110 is slidably installed in the lower portion of the input tube 100 , and opens and closes the lower opening 102 .

The opening/closing unit 110 is for sliding the opening/closing plate 111 and the opening/closing plate 111 over an area for selectively opening and closing a part of the lower opening 102 of the input container 100 corresponding to the grinder 120 . Includes an opening and closing handle (112). The opening/closing plate 111 and the opening/closing handle 112 may be slidably installed at the bottom of the input container 100 .

The opening/closing plate 111 of the opening/closing device 110 is moved inward by the opening/closing handle 112, some opening surfaces of the lower opening 102 corresponding to the grinder 120 are closed, and the opening/closing plate 111 is moved to the outside. When moved to a part of the opening surface of the lower opening 102 corresponding to the grinder 120 is opened.

While the food waste is stirred and dried in the drying bin 130 , the opening/closing device 110 closes the opening leading to the crusher 120 , and the drying bin 130 dries the pulverized food waste with the upper side closed. handle

4 is a detailed view of the grinder of FIG. 3 , FIG. 5 is an exploded view of the grinder of FIG. 4 , and FIG. 6 is a front view of FIG. 2 .

2 to 5 , the crusher 120 is connected to the lower opening 102 of the input container 100 and is installed to crush the object.

The pulverizer 120 is a box-shaped pulverizing body 120', coupled to the lower portion of the pulverizing body 120', and the semi-circular filtering members 121a are disposed at regular intervals so that the semi-circular filtering holes 121b are formed. The formed sieve 121, the grinding shaft 123 rotatably disposed on the center line of the grinding body 120', and the rotating grinding blade accommodated in the grinding body 120' and passing through the sieve hole 121b (125).

The blades of each of the plurality of rotation grinding blades 125 are not aligned in a line along the longitudinal direction, but are rotated and arranged at regular angular intervals.

The plurality of rotary grinding blades 125 are arranged along a spiral like the outer surface of the screw bar. The spiral arrangement of the plurality of rotary grinding blades 125 makes the blade act as a spiral with respect to the food put into the input container 100 .

The grinder 120 is stacked and combined in the longitudinal direction along the grinding shaft 123, and a plurality of rotary grinding blades 125 that are divided into three directions along the circumference of the grinding shaft 123 for the grinding of an object, and the blades are installed. ) may be included.

The rotary grinding blade 125 is provided with a through hole in the center for coupling to the grinding shaft 123, is bent along the rotational direction from the center to the radial direction, and three sheaths 125a to which the rotating grinding blade 125 is coupled. ) can be provided.

The plurality of rotary crushing blades 125 have a blade disposed on the curved sheath 125a and rotate while passing through the sieve 121 in the circumferential direction. You can cut it finely while pulling it. The rotary grinding blade 125 is rotated in one direction for grinding.

The grinder 120 has a shape in which a sieve 121 is installed at a lower portion of the grinding body 120 ′, and the rotary grinding blade 125 passes through the sieve hole 121b of the sieve 121 . The food is brought into contact with the sieve 121 in the lower part of the grinding body 120', is cut into small pieces by the rotary grinding blade 125, and discharged to the sieve hole 121b. The food is cut into pieces by the rotary grinding blade 125 and can pass through the filter hole 121b.

The food is cut into small pieces by the grinder 120 to a size that can pass through the sieve 121 of the grinder 120 , and then put into the drying container 130 through the grinder 120 .

The drying barrel 130 is located at the lower part of the input barrel 100, the crusher 120 is installed, and the crusher 120 is connected to the crusher 120 so that the crushed object is put in and received, and the accommodated object is An exhaust line 153 for exhausting the heater 150 and the bet to be dried is installed.

The drying container 130 has a shape similar to the input container 100, the lower part of the stirrer 140 is disposed, and has a circular inner wall so that the food cut into pieces by the stirrer 140 is stirred and stirred easily.

In the drying container 130 , the pulverized food waste is stirred and dried by the heater 150 and the blower 160 . The heater 150 heats the pulverized food waste stirred by the agitator 140 , and the blower 160 blows air to create heat and dries the food waste.

The drying barrel 130 is installed on the heater 150 and heated and may include an exhaust line 153 for discharging the bet of the drying barrel 130 and an exhaust port 131 for discharging the dried object. .

The exhaust line 153 is a rectangular pipe for discharging the bet generated while the food waste is dried, and is heated by the heater 150 . The bet containing the odor is deodorized by heating of the heater 150 while passing through the exhaust line 153 .

2, 3, and 6, the agitator 140 penetrates the center of the input container 100 and the drying container 130 and is installed vertically through the rotary shaft 141, and the upper part of the rotary shaft 141. and a plurality of stirring units 142 coupled at the bottom, by rotating the rotating shaft 141 to rotationally transport or stir the object by the plurality of stirring units 142 .

The plurality of stirring units 142 is located in the input tube 100 and a plurality of first stirring blades coupled to the first stirring bar 143a and the first stirring bar 143a coupled to the upper portion of the rotating shaft 141 The first stirring unit 143 having a 143b, and the second stirring bar 144a and the second stirring bar 144a positioned in the drying barrel 130 and coupled to the lower portion of the rotating shaft 141 are coupled to the second stirring bar (144a). It includes a second stirring unit 144 having a plurality of second stirring blades (144b, 144b', 144b").

The first and second stirring bars (143a, 144a) of the first and second stirring units (143, 144) are arranged with different lengths left and right with respect to the rotation shaft 141, one stirring blade (143b', 144b') on one side is located, and a plurality of stirring blades (143b, 144b, 144b ") may be located on the other side. The stirring bar and stirring blades are plate-shaped, but are not limited thereto.

One of the plurality of stirring blades (144b, 144b ") located on the other side of the second stirring bar (144a), one stirring blade (144b") located on the inner wall side of the drying barrel 130 is higher and lower than the other stirring blades made longer with The stirring blade (144b") acts as a stirring body of sufficient height to agitate the object pushed to the inner wall of the drying barrel 130 by correspondingly to the height of the inner wall of the drying barrel 130 .

The stirring blades 144b and 144b″ of the second stirring unit 144 are 15 with respect to the axis so that the blades of the stirrer 140 can push the dried food waste out through the outlet 131 of the drying bin 130 . An angle of about degrees can be achieved.

As the stirring blades rotate, the contents are continuously pushed out. When the completion of drying is recognized by the sensor method, the outlet 131 of the drying barrel 130 is automatically opened, and the contents that were being stirred while continuing to be pushed out by the inclination of the stirring blade are pushed into the outlet 131 hole and escaped to the outside. do.

2, 6, 7, and 8, the heater 150 is installed on the upper surface and the bottom of the drying tub 130, and heating wires are connected and arranged at regular intervals to form a square-shaped line. (151) is provided. The heating wire 151 is disposed in contact with the heating wire 151 in correspondence thereto, and a square pipe 152 having a square cross section and in contact with the bottom of the drying tub 130 is positioned.

The heating wire 151 provides a thermal contact area that can sufficiently heat the bottom of the drying tub 130 by the square pipe 152, and can be deodorized by heating the bet exhausted while passing through the square pipe 152. .

In the food waste drying and pulverization processing apparatus according to the present invention, the temperature of the direct heat of the heater 150 is about 800 degrees, and the water vapor that receives the heat as it is and passes out through the square pipe 152, and the odor generated during drying The principle of being burned out in the pipe by the high temperature works.

Since the temperature of the heater 150 is 800 degrees, the temperature in the drying bin 130 can be increased up to 800 degrees, but when the pulverized food is filled in the drying tub 130 and the stirrer is operated, the cold food of the food is released from the heater. Mixing with the heat of 150, the temperature inside the drying tub 130 begins to dry at about 40 degrees, and when drying is complete, it becomes about 95 degrees. Temperatures are in degrees Celsius.

It takes about 6 hours for the drying bin 130 to reach 95 degrees, and it takes about 6 to 8 hours depending on the amount of food being filled. A temperature sensor 132 may be installed in the drying barrel 130 . When the temperature sensor 132 in the drying bin 130 recognizes 95 degrees, all drying is finished. Then, the outlet 131 of the drying tank 130 is opened and the contents are automatically discharged to the outside by the agitator. As such, instead of setting the drying time in the drying bin 130 , when the temperature inside the drying bin 130 reaches 95 degrees, the food grinding and drying process is automatically finished.

The present invention configured as described above is inserted into the rectangular pipe 152 mounted on the heater 150 over 800 degrees with direct heat of the heater 150 mounted on the drying barrel 130 during drying (wind with a blower 160) It is a method to dry the hot wind by blowing in the hot air) wind through the contents being stirred, and has the advantage of shortening the drying time by more than 3 times compared to other products.

The heating wire 151 which is the heater 150 has two square pipes 152 . The pipe directly above the heater 150 is a pipe for removing odors, and serves to discharge the air pressure that is expanded by heat inside the drying tub 130 to the outside while releasing the water vapor and odor generated during drying. When it exits through the square pipe 152 using the In the past, since they did not know this method, a separate filter device was installed and exchanged every month, which caused inconvenience and cost to consumers. Another square pipe 152 serves to blow wind into the drying barrel 130 by using the blower 160 mounted outside the drying barrel 130 . A single square pipe 152 is connected to the blower 160 . The bet of the drying tank 130 may be deodorized while being circulated through the blower 160 and the square pipe 152 and configured to be made into hot air.

Although the embodiments of the present invention have been described as described above, those of ordinary skill in the art based thereon can add or change components within the scope that does not depart from the essential technical spirit of the present invention described in the claims. , it will be possible to variously modify and change the present invention by deletion or addition, which is also included within the scope of the present invention.

100: input container 101: upper opening
102: lower opening 110: switch
111: opening and closing plate 112: opening and closing knob
120: grinder 121: strainer
121a: filter member 121b: filter hole
123: grinding shaft 125: rotary grinding blade
125a: sheath 130: drying bin
131: outlet 132: temperature sensor
140: agitator 141: rotation shaft
142: a plurality of stirring units 143: first stirring unit
143a: first stirring bar 143b: first stirring blade
144: second stirring unit 144a: second stirring bar
144b: second stirring blade 150: heater
151: heating wire 152: square pipe
153: exhaust line 160: blower

Claims (8)

an input container having an upper opening formed so as to receive and inputting a food waste treatment object, a receiving space connected to the upper opening, and a lower opening for discharging an object from the receiving space;
an opening and closing device that is slidably installed in the lower part of the input container and opens and closes the lower opening;
a pulverizer connected to the lower opening of the input container and pulverizing the object;
a drying bin located at the lower part of the input container, the pulverizer installed, connected to the pulverizer so that an object pulverized through the pulverizer is put in and received, and a heater installed so that the accommodated object is dried;
A rotary shaft installed vertically through the center of the input barrel and the drying barrel, and a plurality of stirring units coupled at the upper and lower portions of the rotary shaft, the object is rotated and transported by the plurality of stirring units by rotating the rotating shaft or stirrer to stir; and
It includes a blower that blows outside air into the drying bin,
The drying barrel is installed on the heater and heated, and has an exhaust line for discharging the bet of the drying barrel and an exhaust port for discharging the dried object,
The plurality of stirring units,
a first stirring unit positioned in the input container and having a first stirring bar coupled to an upper portion of the rotating shaft and a plurality of stirring blades coupled to the first stirring bar; and
It is located in the drying barrel and includes a second stirring unit having a second stirring bar coupled to a lower portion of the rotating shaft and a plurality of stirring blades coupled to the second stirring bar,
The first and second stirring bars of the first and second stirring units are arranged at different lengths left and right with respect to the rotation shaft, one stirring blade is located on one side, and a plurality of stirring blades are located on the other side,
Among the plurality of stirring blades located on the other side of the second stirring bar, one stirring blade located on the inner wall side of the drying barrel is provided longer up and down than the other stirring blades, so that the object is pushed to the inner wall of the drying barrel A food waste drying and pulverizing apparatus for stirring correspondingly to the height of the inner wall of the drying bin.
delete delete According to claim 1,
The grinder,
box-shaped crushing body;
a sieve coupled to the lower portion of the pulverizing body and having semi-circular sieving holes formed by arranging semi-circular sieving members at regular intervals;
a grinding shaft rotatably disposed on the center line of the grinding body; and
Food containing a plurality of rotating grinding blades accommodated in the grinding body, laminated and combined in the longitudinal direction along the grinding shaft, and divided in three directions along the circumference of the grinding shaft to grind the object Garbage drying and crushing equipment. 5. The method of claim 4,
Each of the blades of the plurality of rotary crushing blades are not aligned in a line along the longitudinal direction, but are rotated and disposed at regular angular intervals. 6. The method of claim 5,
The rotary pulverizing blade has a through hole for coupling to the pulverizing shaft, is provided in the center, is curved from the center in a radial direction, and is bent along the rotational direction, and has three sheaths to which the rotary pulverizing blade is coupled to dry and pulverize food waste. processing unit. According to claim 1,
The heater is provided with heating wires that are installed on the upper surface and the bottom of the drying barrel and are connected and arranged at regular intervals to form a square-shaped line,
The exhaust line is disposed in contact with the heating wire to correspond to the heating wire, and is provided as a square pipe having a square cross section and in contact with the drying bin. According to claim 1,
The opener,
an opening and closing plate having an area for selectively opening and closing a portion of the lower opening of the input container corresponding to the grinder; and
It includes an opening and closing handle for sliding the opening and closing plate,
A food waste drying and pulverizing apparatus in which the opening/closing plate and the opening/closing handle are slidably installed at the bottom of the input container.

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