KR20110053060A - Pulverization structure of food waste disposer - Google Patents

Abstract

PURPOSE: A crushing path of a food waste disposal apparatus is provided to uniformly disperse food waste and to easily discharge food waste. CONSTITUTION: A crushing path of a food waste disposal apparatus comprises: a housing for containing food waste; and a crushing screw(130) which is rotationally coupled to the inside of the housing. A crushing plate(119) of the housing has protruded spherical shape. The crushing screw comprises a rotation shaft(132) which is vertically placed inside the housing; and a rotation wing(133) which is extended in spiral form.

Description

Pulverization structure of food waste disposer

The present invention relates to a grinding furnace of a food processor, and more particularly, to improve the shape of the grinding screw mounted on the grinding dryer and the structure of the inner surface of the grinding dryer interacting with the grinding screw to increase the grinding efficiency of food waste. It relates to a mill of a food processor.

As a method of treating food waste, there are fermentation, incineration, recycling of feed and fertilizer (compost), landfilling, etc., but the methods described above require large-scale facilities. It causes various side effects such as odor or discomfort caused by collection, transportation or storage and serious social problems such as environmental pollution. Therefore, there is an urgent need for a method of reducing environmental pollution caused by food waste and recycling the same.

In general, a device that treats food waste by connecting to a sink in a home is capable of drastically reducing its volume by removing water from food waste through a series of processes such as dehydration, cutting, and drying.

Conventional food waste processing apparatus is a one-way rotation by the inlet to the food waste input, dehydration / cutting portion for compressing and dehydrating while cutting the food waste to finely cut, the transfer unit and the motor for moving the dehydrated and cut food waste to one side It is equipped with a drying unit for drying the food waste by removing moisture by high heat while inverting and dispersing the dehydrated and cut food waste evenly by the rotary blades and a discharge bin for storing and drying the dried food waste.

In recent years, there has been a widespread use of free standing food handlers, which can be installed freely in the home, as well as sink-mounted food sinks. The process is performed through such a process.

Processes such as stirring, pulverization, and drying are mainly performed in the drying furnace of the food processor. In particular, in the vertical drying furnace, when the stirring and pulverizing process is performed, there is a problem in that the up and down circulation of the food inside the drying furnace is not smooth. That is, the stirring occurs only as much as the blade height of the rotating screw that is responsible for stirring / grinding in the drying furnace there is a problem that the food is not finely ground as a whole. In addition, when a hard material such as starch is added, it may be difficult to be pulverized and may be agglomerated, resulting in an excessive load on the rotating screw or the motor.

Meanwhile. In recent years, free standing food handlers, rather than being installed inside the sink, have been widely used among consumers, and dissatisfied that food waste remains inside the drying furnace without being crushed finely among consumers. As a result, consumer satisfaction tends to be lowered, and thus improvement is required.

In order to solve the above problems, the grinding screw is formed in a spiral shape in a radial direction about a vertical rotation axis, and the central screw of the inner lower surface of the grinding drying furnace corresponding to the grinding screw has a convex spherical structure. It is an object of the present invention to provide a grinding furnace of a food processor that increases the efficiency.

The pulverization of the food processor according to the present invention provided to achieve the above object includes a housing in which food waste is accommodated, and a grinding screw rotatably fastened in the housing, wherein the grinding screw is located in the housing. The crushing plate of is characterized in that the center of the spherical shape convex upwards.

The grinding screw may have a concave shape at the bottom thereof to correspond to the grinding plate, and may crush the food waste by interaction with the grinding plate.

The grinding screw may have a rotary shaft disposed vertically in the housing and a rotary blade extending in a spiral shape from the center of the rotary shaft.

The rotary blade may have a structure continuously connected to the outer peripheral surface of the other side from one outer peripheral surface of the rotary shaft.

The rotation blade may be formed with a avoidance hole formed in the radial direction between the rotation axis.

At least one stirring groove is formed at the lower end of the rotary blade, and when the rotary blade is driven, the grinding plate may be provided with an arc shaped grinding protrusion to correspond to the trajectory of the grinding groove.

At the edge of the pulverizing plate may be provided with a discharge hole for discharging the crushed food waste in the housing.

The crushing furnace of the food processor further comprises a transfer screw rotatably fastened in the housing, wherein the crushing screw has the same center of rotation as the transfer screw.

The housing is composed of an upper housing in which the transfer screw is disposed and a lower housing in which the grinding screw is disposed, and food waste agitated by the transfer screw by a transfer hole formed through the grinding plate of the upper housing. Can be moved to.

The pulverization furnace of the food processor of the present invention described above enables the finely crushed food waste introduced by the interaction between the crushing groove formed in the rotary blade of the crushing screw and the crushing protrusion protruding from the crushing plate. Here, by taking the shape of the spherical surface protruding upward from the center portion of the crushing plate has the advantage that the contents can be naturally moved to the edge of the crushing plate at the same time as the grinding plate to facilitate the discharge to the outside. In addition, the food waste injected through the forward and reverse rotation of the rotary blade is evenly dispersed to prevent the phenomenon of agglomeration on one side.

The above objects, features and other advantages of the present invention will become more apparent by describing the preferred embodiments of the present invention in detail with reference to the accompanying drawings. Hereinafter, with reference to the accompanying drawings will be described in detail the grinding furnace of the food processor according to an embodiment of the present invention.

1 is a perspective view as seen from one side of the crushing furnace of the food processor according to the present invention, Figure 2 is a perspective view of the lower housing in a state where the grinding screw according to the present invention, Figure 3 is an exploded perspective view of Figure 2, Figure 4 2 is a plan view of FIG. 2 viewed from the A direction, FIG. 5 is a view showing a positional relationship between a grinding groove of a grinding screw and a grinding protrusion formed on a grinding plate of a lower housing, and FIG. 6 is a grinding screw viewed from a direction B in FIG. A cross-sectional view taken along line CC for the front view and the lower housing.

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

1 to 3, the crushing furnace 100 according to the present invention is a housing 110, which is accommodated in the food waste, the transfer screw 120 is rotatably fastened in the housing 110, and the transfer screw 120 It has the same center of rotation 101 as), and includes a grinding screw 130 is rotatably fastened in the housing (110). The rotation center line 101 is a virtual line passing through the central axis of the housing 110 to form a rotation center of the transfer screw 120 and the grinding screw 130.

The housing 110 is composed of an upper housing 111 in which the transfer screw 120 is disposed and a lower housing 116 in which the grinding screw 130 is disposed, and a transfer hole formed through the lower surface of the upper housing 111. The food waste agitated by the transfer screw 120 by 112 can be moved to the lower housing 116. The feed screw 120 is composed of a stirring blade 122 extending radially from the first rotating body 121 and the first rotating body 121. The stirring blade 122 may take a tapered shape, the width of which is gradually narrowed away from the first rotating body 121. In the structure as described above, the stirring blade 122 is introduced through the inlet 102 formed in the upper housing 111. The food waste may be naturally flowed to the transfer hole 112 in a state where it is prevented from collecting in the center of the upper housing 111.

The grinding screw 130 has a second rotary shaft 132 vertically disposed in the housing 110, a rotary blade 133 extending in a spiral shape from the center of the second rotary shaft 132, and the second rotary shaft 132. It has a fastening rod 131 extending from the end of the). The fastening rod 131 is inserted into the first rotating body 121 of the conveying screw 120 to guide the pulverizing screw 130 and the conveying screw 120 to the axis of rotation center line 101. Do it. Here, since the grinding screw 130 and the transfer screw 120 can be rotated independently of each other, the coupling surface of the fastening rod 131 and the screw (120, 130) can be coupled using a bearing or the like.

The rotary blade 133 may have a structure continuously connected to one outer peripheral surface of the second rotary shaft 132 to the other outer peripheral surface without interruption. That is, it can be implemented in a shape that is wound in a spiral form based on the second rotation shaft 132.

The rotary blade 133 is formed with a avoidance hole 134 formed in the radial direction between the second rotary shaft 132. The avoidance hole 134 may include a first evacuation hole 134a and a second evacuation hole 134b which maintain a constant separation distance. If excessive force is applied to the 133, the driving power may be excessively consumed, and thus a function of allowing a certain portion of the food to pass therethrough may be prevented.

At least one stirring groove 136 is formed at the lower end of the rotary blade 133, and when the rotary blade 133 is driven, the grinding plate of the lower housing 116 to correspond to the trajectory of the grinding groove 136 ( 119 has an arc-shaped grinding projection 118 is formed. The stirring groove 136 is composed of the first stirring groove 136a and the second stirring groove 136b which are sequentially formed from the outer circumferential surface of the rotary blade 133, and in order to correspond thereto, the first stirring groove 136 is sequentially formed from the outside of the grinding plate 119. The grinding protrusion 118a and the second grinding protrusion 118b are formed.

At the edge of the grinding plate 119 of the lower housing 116 is provided a discharge hole 117 through which the ground food waste is discharged in the housing 110.

Hereinafter, the grinding action by the interaction between the rotary blade 133 and the grinding plate 119 of the lower housing 116 will be described with reference to FIGS. 4 to 6. The grinding plate 119 of the lower housing 116 on which the grinding screw 130 is located has a spherical shape with its center convex upward, and the grinding screw 130 has a grinding protrusion 118 formed on the grinding plate 119. The food waste flowing in between can be crushed finely.

When the grinding screw 130 rotates, the first grinding groove 136a forms the first trajectory 141 on the grinding plate 119 and the second grinding groove 136b is on the grinding plate 119. A second trajectory 142 is formed. That is, the first grinding protrusion 118a is positioned on the path formed by the first trajectory 141, and the second grinding protrusion 118b is positioned on the path formed by the second trajectory 142. At the time of rotation of the 130, the grinding protrusion 118 rotates into the grinding groove 136, resulting in the same result. The trajectories 141 and 142 form concentric circles having different radii.

The present invention adjusts the vertical flow of the food waste contained in the lower housing 116 in accordance with the rotation direction of the grinding screw 130. Referring to Figures 3 and 6 as follows. When the grinding screw 130 is viewed from the top, in the case of the forward rotation 130 that rotates in the clockwise direction, the food waste pressed on the lower surface of the lower housing 116 by the shape of the rotary blade 133 is pushed upward. In the case of the reverse rotation 104 which rotates in a counterclockwise direction, the food waste mound on the lower housing 116 is pushed downward to make it flat so that the food waste is not biased as a whole. Function. Here, the above-mentioned forward or reverse direction may be varied depending on the shape of the rotary blade 133, and it will be regarded as only a convenience for the purpose of description in the present invention.

Hereinafter, an operation process of the grinding furnace 100 according to the present invention will be described with reference to FIGS. 1 to 6 again. First, a proper amount of food waste is input through the inlet 102 of the upper housing 111 with the rotation of the transfer screw 120. Food waste contained in the upper housing 111 is free to fall into the lower housing 116 through the transfer hole 112 in accordance with the rotation of the stirring blade (122). The grinding screw 130 of the lower housing 116 enables stirring up and down with respect to the contents by rotating in a forward or reverse direction to prevent agglomeration of food waste. During the rotational operation of the grinding screw 130, the grinding groove 136 formed in the rotary blade 133 is able to finely grind the food by interaction with the grinding protrusion 118 formed on the grinding plate 119 having a spherical shape. . Thereafter, the pulverized food waste naturally discharges to the discharge hole 117 formed at the edge of the crush plate 119 to be discharged. The lower end of the discharge hole 117 may be provided with a separate opening and closing device (not shown), it is possible to adjust the completion of the discharge speed through the control of the opening and closing device.

As described above, the present invention makes it possible to finely crush the food waste introduced by the interaction between the grinding groove formed in the rotary blade of the grinding screw and the grinding protrusion protruding from the grinding plate. Here, by taking the shape of the spherical surface protruding upward from the center portion of the crushing plate has the advantage that the contents can be naturally moved to the edge of the crushing plate at the same time as the grinding plate to facilitate the discharge to the outside.

While preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described specific embodiments. That is, those skilled in the art to which the present invention pertains can make many changes and modifications to the present invention without departing from the spirit and scope of the appended claims, and all such appropriate changes and modifications are possible. Equivalents should be considered to be within the scope of the present invention.

1 is a perspective view as seen from one side of the grinding furnace of the food processor according to the present invention,

Figure 2 is a perspective view of the lower housing in the state that is equipped with a grinding screw according to the invention,

3 is an exploded perspective view of FIG.

4 is a plan view of FIG. 2 viewed from the A direction,

5 is a view showing a positional relationship between the grinding groove of the grinding screw and the grinding projection formed on the grinding plate of the lower housing;

6 is a cross-sectional view taken along the line C-C for the front housing and the lower housing viewed from the B direction grinding screw in FIG.

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

100: grinding furnace 101: rotation center line

102: inlet 110: housing

111: upper housing 112: transfer hole

116: lower housing 117: discharge hole

118: grinding protrusion 119: grinding plate

120: transfer screw 121: first rotating body

122: stirring blade 130: grinding screw

131: fastening rod 132: second rotating body

133: rotor blade 134: evasion hole

136: stirring groove 141: first trajectory

142: second trajectory

Claims (9)

A housing housing food waste; And A grinding screw rotatably fastened in the housing; Including; The grinding plate of the housing in which the grinding screw is located is the grinding furnace of the food processor, characterized in that the center of the convex shape is convex upward. The method of claim 1, The grinding screw has a concave shape on the bottom thereof so as to correspond to the grinding plate, and the food waste can be crushed by interaction with the grinding plate. The method of claim 1, The grinding screw is a grinding furnace of the food processor, characterized in that it comprises a rotary shaft which is disposed vertically in the housing and a rotary blade extending in a spiral shape from the center of the rotary shaft. The method of claim 3, The rotary blade is a grinding furnace of the food processor, characterized in that the structure continuously connected from one outer peripheral surface of the rotary shaft to the other outer peripheral surface. The method of claim 4, wherein The rotary blade is a grinding furnace of the food processor, characterized in that the avoidance hole is formed in the radial direction between the rotating shaft. The method of claim 3, One or more stirring grooves are formed at the lower end of the rotary blade, and when the rotary blade is driven, the grinding plate is provided with an arc-shaped grinding protrusion to correspond to the trajectory of the grinding groove. in. The method of claim 6, And a discharge hole through which the ground food waste is discharged in the housing, at an edge of the ground plate. The method of claim 1, A transfer screw is rotatably fastened in the housing. The grinding screw has a grinding center of the food processor, characterized in that it has the same center of rotation as the transfer screw. The method of claim 8, The housing is composed of an upper housing in which the transfer screw is disposed and a lower housing in which the grinding screw is disposed, and food waste agitated by the transfer screw by a transfer hole formed through the grinding plate of the upper housing. Grinding furnace of the food processor, characterized in that can be moved to.

Images