JP3115521B2 - Garbage processing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a garbage processing apparatus for drying garbage mixed with garbage, resin packs, shells and the like discharged from kitchens such as ordinary households and restaurants.

[0002]

2. Description of the Related Art As one type of garbage disposal apparatus of this kind, a storage tank whose bottom is formed in a semi-cylindrical cross section and which is heated by a heating means, and a rotatable driving device which is rotatably assembled to the storage tank. A stirrer rotatably driven along the semi-cylindrical inner wall of the bottom so as to stir and dry the garbage placed in the storage tank. For example, JP-A-6-99096 Is shown in In the kitchen waste disposal apparatus of this publication, a discharge port that can be opened and closed by a discharge port lid is provided at a part of the semicylindrical bottom of the storage tank, and drying processing is performed through the discharge port from inside the storage tank by opening the discharge port lid. Kitchen waste can be discharged outside.

[0003]

In the kitchen garbage disposal apparatus disclosed in the above publication, a discharge port which can be opened and closed by a discharge port cover is provided at a part of the semicylindrical bottom of the storage tank. There is a risk that a step may be formed on the inner wall of the semi-cylindrical shape. It may dry and solidify, and the opening and closing of the discharge palate may be hindered.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above problems.
The structural feature is that the cross section
It has a semi-cylindrical bottom and has a heating means on the bottom.
Storage garbage storage tank and rotatable inside this storage tank
And a half of the bottom of the storage tank by a rotary drive device.
A stirring member which is rotated along the inner cylindrical wall, lifted by the tip portion of the stirring member a can be opened and closed by a discharge palate at the bottom of the vertical wall erected above the semi-cylindrical inner wall of the container tank bottom A discharge port for discharging kitchen waste to the outside is provided, and the kitchen waste put into the storage tank is
Stir by a stirrer and dry by heating with the heating means
In the garbage processing apparatus, the stirring member
When the stirring member at the tip rotates toward the discharge port
An acute angle in the rotation direction with respect to the semi-cylindrical inner wall at the bottom of the storage tank
Feather having a pressing surface and a peeled surface formed on the back surface
It has roots.

[0005]

Operation and effect of the present invention In the kitchen processing apparatus of the present invention configured as described above, when the rotary drive device is operated,
The load acting on the stirrer is reduced, and
The agitating member can be rotationally driven by a rolling drive device.
When the stirring member rotates forward,
The garbage stored in the storage tank can be more efficiently
Can be pressed against the inner wall of the shape,
Is pressed against the semi-cylindrical inner wall by the peeled surface of the blade.
The garbage can be peeled off and the garbage can be dried properly.
Can be managed. After the drying process,
Dry garbage is lifted by the pressing surface of
It is discharged smoothly from the outlet.

Further, in the kitchen waste disposal apparatus according to the present invention, as described above, the discharge port is provided at the lower portion of the vertical wall rising above the semi-cylindrical inner wall at the bottom of the storage tank. Is formed, the step is outside the rotation trajectory of the stirring member, and the garbage stirred by the stirring member is not forcibly pressed against the step, and the step does not hinder the stirring of the garbage. Not
In addition, the kitchen waste does not bite into the step, and the opening and closing of the discharge lid is not hindered.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. 1 to 3 show a garbage processing apparatus according to the present invention.
0, a stirring member 20, a rotation drive device 30, and a circulation suction / exhaust device 40, so that the kitchen waste A put in the storage tank 10 is stirred and dried.

[0008] The storage tank 10 has an inlet 1
A tank body 11 having a discharge port 11b in the front middle vertical wall, a bottom part 11c formed in a semi-cylindrical cross section, and assembled on a support base 90 via a bracket 91;
An inlet cover 12 with a lock mechanism (not shown) for opening and closing the opening 1a and an outlet cover 13 with a lock mechanism (not shown) for opening and closing the outlet 11b are provided outside the bottom 11c. Is equipped with an electric heater 14 whose operation is controlled by a control device 50. The discharge port 11b is provided at a lower part of a vertical wall rising above the semi-cylindrical inner wall of the storage tank bottom part 11c, and has a horizontal direction.
The width are horizontal width <br/> substantially equal the semi-cylindrical inner wall of the container bottom 11c, the hopper 15 and the box 16 are arranged corresponding to the discharge port 11b. The hopper 15 is an inclined guide 15a for guiding the kitchen waste A to the discharge port 11b side.
And is directly fixed to the tank body 11 and fixed to the support base 90 via a bracket 91, and the box 16 is removably assembled to the support base 90. The entire outside of the storage tank 10 is covered with a heat insulating material (not shown) to prevent heat dissipation. As shown in FIG. 2, a spring whose action changes when the discharge lid 13 is closed (shown by a solid line in FIG. 2) and when it is opened (shown by a virtual line in FIG. 2) is provided between the discharge lid 13 and the side plate of the tank body 11. 17 is attached, when the discharge lid 13 is closed, the discharge lid 13 is urged in the closing direction by the spring 17, and when the discharge lid 13 is opened, the discharge lid 13 is urged in the opening direction by the spring 17 and held. It has become so.

The stirring member 20 is provided on the tank body 11 of the storage tank 10.
A rotatable shaft 21 rotatably mounted on a pair of left and right shaft sealing devices (device for preventing leakage of garbage and steam) 28 and a radial bearing 29 and having an annular stopper 21a at the left end in FIG. Six connecting rods 22 fixed at one end to the rotating shaft 21 and extending in the radial direction;
And a single blade 23 that is fixed to the tip of the storage tank 10 and rotates integrally, and is driven to rotate along the bottom semi-cylindrical inner wall of the storage tank 10 by the rotation driving device 30. The blade 23 is a plate-like member extending in the axial direction, and has a pressing surface S1 and a peeling surface S2 (see FIG. 2) which are at an acute angle to the bottom semi-cylindrical inner wall of the storage tank 10, and has a horizontal plane. The width in the direction is substantially equal to the horizontal width of the semi-cylindrical inner wall of the storage tank bottom 11c. As shown in FIGS. 1 and 3, a strip-shaped detection plate 24 extending in the same direction as each connecting rod 22 is integrally fixed to the annular stopper 21a. The contact type sensor (for example, a photocoupler) 25 is a bracket 2
6 and is fixed to a non-rotating portion of the radial bearing 29. A thrust bearing 27 is interposed between the annular stopper 21a and the radial bearing 29 adjacent thereto. Sensor 2 that detects the position of blade 23 with detection plate 24
Numeral 5 is connected to the control device 50 and can be a reed switch by using the detection plate 24 as a magnet. By changing the shape of the detection plate 24, a contact type micro switch, limit switch, or the like can be used. It is also possible to change to

The rotary drive device 30 includes an electric motor 31 having a speed reducer and a brake and capable of normal and reverse rotation, a drive sprocket 32 integrally mounted on an output shaft of the electric motor 31, and a rotary shaft of the stirring member 20. The control unit 50 is constituted by a driven sprocket 33 integrally mounted on the motor 21 and a chain 34 connecting the sprockets 32 and 33. The operation of the electric motor 31 is controlled by a control device 50. A thrust bearing (not shown) is interposed between the driven sprocket 33 and the radial bearing 29 on the right in FIG.

The circulation suction / exhaust device 40 circulates the air inside the storage tank 10 as hot air, sucks / exhausts a part of the air, and ventilates the tank. Exhaust pipe 42 provided at the upper right side of tank body 11
A line cross-flow fan (a fan that sucks in from the front side and discharges downward) 43 disposed rearwardly of the position where the intake cylinder 41 is disposed and slightly to the upper right of the center of the tank body 11;
An electric motor 44 attached to the upper right outside of the tank body 11 to rotate the line cross flow fan 43 and an electric heater 45 arranged on the discharge side of the line cross flow fan 43 are provided. Deodorizing device 4
6 and an electric exhaust fan 47 are attached, and an electric motor 44 for rotating the line cross flow fan 43,
The operations of the electric heater 45 and the electric exhaust fan 47 are controlled by the control device 50.

In this embodiment constructed as described above, the charging lid 12 is opened and a predetermined amount of kitchen waste A is stored in the storage tank 1.
When the starter switch (not shown) is operated by closing the inlet cover 12 and the electric heater 44 and 45 are controlled by the control device 50, the electric motor 44 and the electric exhaust fan 47 are started. Is done. Therefore,
The bottom 11c of the storage tank 10 is heated from the outside by the electric heater 14, and hot air is blown toward the garbage A in the storage tank 10 by the line cross flow fan 43, the electric heater 45, and the electric exhaust fan 47 to circulate. At the same time, the hot air returning to the line cross flow fan 43 is added with new air from the intake tube 41, and at the same time, a part of the hot air returning to the line cross flow fan 43 passes through the exhaust tube 42, the deodorizing device 46, and the electric exhaust fan 47. It is released to the atmosphere (see arrows in FIGS. 1 and 2). For this reason, the kitchen waste A is heated and dried from below by the bottom 11c of the storage tank 10, and is also heated and dried from above by hot air. Exhaust pipe 42 with the part
The air is exhausted to the atmosphere through the deodorizing device 46 and the electric exhaust fan 47. If the input lid 12 or the discharge lid 13 is open when the above-mentioned start switch is operated, the apparatus is not activated by the action of a lid state detection switch (not shown) provided for each lid. I have.

By the way, the heating temperature of the bottom 11c of the storage tank 10 and the temperature of the hot air blown toward the garbage A are set to approximately 130 ° C. in consideration of the fact that the garbage A contains oil, resin and vinyl. The energization to the electric heater 14 is controlled by the control device 50 based on a signal from a temperature sensor (not shown) for detecting the outer surface temperature of the bottom portion 11c, and is disposed below the electric heater 45. The power supply to the electric heater 45 is controlled by the control device 50 based on a signal from a temperature sensor (not shown). The line cross flow fan 43 and the electric exhaust fan 47 are operated continuously until the drying completion time or until a stop switch (not shown) is operated.

Further, in this embodiment, the electric motor 31 is started by the control device 50 based on a clock signal generated every elapse of a set time (set appropriately between 3 minutes and 30 minutes) from the start. Together with the detection plate 24
Passes through the sensor 25 (the sensor 25 is turned off from ON).
), The electric motor 31 is stopped, and the rotation of the electric motor 31 can be alternately obtained. Therefore, after the elapse of a set time from the start, the electric motor 31 is started, for example, in the forward rotation, and the stirring member 20 is rotated one turn clockwise in FIG. 2 and stopped at the illustrated position. At the same time, a part of the kitchen waste A is stored in the storage tank 1 by the pressing surface S1 of the blade 23 at the tip of the stirring member 20.
0 is applied while being pressed against the inner wall of the bottom 11c. After a further elapse of the set time, the electric motor 31 is started to rotate in the reverse direction, and the stirring member 20 is rotated one turn in the counterclockwise direction in FIG. 2 to stop at the illustrated position.
The rotation of 0 causes the garbage A to be stirred, and the blades 23
The kitchen waste A previously applied to the inner wall of the bottom 11c of the storage tub 10 is peeled off from the inner wall of the bottom 11c of the storage tub 10 by the peeling surface S2. This operation is sequentially repeated with the passage of time.
and dried by hot air.

After the drying process is completed as described above, if the discharge switch (not shown) is pushed while the discharge port cover 13 is opened, the stirring is performed as shown in FIGS. The member 20 is continuously rotated clockwise in the figure by the rotation drive device 30, and the kitchen waste A after the drying process in the storage tank 10 is lifted toward the discharge port 11 b by the blade 23 of the stirring member 20, A part falls from the blade 23 to the bottom 11c, but the rest is the blade 2.
3 and slides down toward the discharge port 11b, and is automatically discharged out of the storage tank 10 through the discharge port 11b.
Through the box 16. In this embodiment, the horizontal width of the discharge port 11b and the stirring member 2
Since the horizontal width of the zero blade 23 is substantially equal to the horizontal width of the semi-cylindrical inner wall of the storage tank bottom 11c, the kitchen waste A in the storage tank 10 is efficiently discharged in a short time. In addition, in a state in which the opening lid 12 is open, the rotation driving device 30 is configured not to be activated even when the ejection switch is pushed, and when the pushing operation of the ejection switch is stopped, the stirring member 20 is turned off. It is configured to stop at the position of FIG.

By the way, in this embodiment, as described above, the discharge port 11b is provided at the lower part of the vertical wall rising above the semi-cylindrical inner wall of the storage tank bottom 11c. Even if a step is formed, the step is outside the rotation trajectory of the stirring member 20, and the garbage A stirred by the stirring member 20 is not forcibly pressed against the step. There is no hindrance, and the kitchen waste A does not forcibly bite into the step, so that opening and closing of the discharge lid 13 is not hindered.

Further, in this embodiment, the blades 23 of the stirring member 20 are shaped so as to have a pressing surface S1 and a peeling surface S2 which form an acute angle with the semi-cylindrical inner wall of the bottom 11c of the storage tank 10. In addition, the load acting on the stirring member 20 is small, the rotation torque is small, and the rotation driving device 30 having a small output can rotationally drive the stirring member 20. Further, by rotating the stirring member 20 clockwise in FIG. 2, the kitchen waste A can be effectively applied to the semi-cylindrical inner wall by the pressing surface S1 of the blade 23, and the stirring member 20 is rotated counterclockwise. By feather 2
The garbage A can be effectively peeled off from the semi-cylindrical inner wall by the peeling surface S2 of 3, and the garbage A can be dried properly.

Further, in this embodiment, the rotary driving device 30 has a brake, and the detecting plate 24 and the sensor 2
5 and the like, the stirring member 20 is configured to be stopped at the fixed position shown in FIG.
1c, the heat is not evenly distributed to the kitchen waste A from the storage tank bottom 11c, and the stirring member 20 does not hinder the circulation of the hot air. The time can be shortened, and the garbage attached to the tip of the stirring member 20 can be dropped by its own weight, thereby preventing a large amount of garbage from attaching to the tip of the stirring member 20 from being dried and solidified. be able to.

Further, in this embodiment, the stirring device 20 controls the operation of the rotary drive device 30 by the control device 50.
, The garbage A becomes dango-shaped, only the surface is dried, and the inside is undried (stirring). (Which may be caused by the continuous rotation of the member 20), the kitchen A can be dried uniformly, and the drying time can be reduced. Further, since the circulation suction / exhaust device 40 is provided in the storage tank 10, the kitchen garbage A is also heated by the hot air circulating in the storage tank 10.
Can be dried, and the steam generated from the kitchen waste A can be discharged from the storage tank 10 to improve the drying efficiency.

In the above embodiment, the stirring member 2 composed of the rotating shaft 21, the connecting rod 22, and the blade 23 is used as the stirring member.
0, and this is configured to be intermittently rotated forward and backward by the rotation driving device 30, but for example, a stirring member provided with a connecting rod and a blade in plane symmetry with respect to the rotation axis is adopted,
It is also possible to implement the present invention by intermittently making a forward rotation intermittently by a rotation driving device, and it is possible to change the configurations of the stirring member and the rotation driving device as appropriate.

In the above embodiment, as shown in FIG. 5, the vertical wall rising above the semi-cylindrical inner wall of the bottom 11c of the tank body 11 is higher by a predetermined amount h than the upper end of the semi-cylindrical inner wall. The outlet 11b
However, the disposing position of the outlet 11b may be the lower part of the vertical wall (the lower end of the vertical wall seems to be optimal in consideration of the rotation trajectory of the blade 23 of the stirring member 20).
The angle of attachment of the blade 23 to the 0 connecting rod 22 (which affects the sliding down of the garbage A and the pressing on the inner wall of the bottom portion 11c, and desirably approximately 45 degrees) can be appropriately changed.

[Brief description of the drawings]

FIG. 1 is a partially cutaway front view showing an embodiment of a kitchen waste treatment apparatus according to the present invention.

FIG. 2 is a partially cutaway right side view of the kitchen waste treatment apparatus shown in FIG.

FIG. 3 is a partial left side view as viewed from the direction of arrow 3 in FIG. 1;

FIG. 4 is an operation explanatory diagram when the kitchen waste after the drying process is lifted to the discharge port of the storage tank in the kitchen waste processing apparatus shown in FIG. 1;

FIG. 5 is an operation explanatory diagram when the kitchen waste after the drying process is discharged from the storage tank to the outside of the storage tank in the kitchen waste processing apparatus shown in FIG. 1;

[Description of Signs] 10: storage tank, 11: tank body, 11a: input port, 11b
... Outlet, 11c bottom, 12 inlet cap, 13 outlet cap, 14 electric heater (heating means), 20 stirring member, 21 rotating shaft, 22 connecting rod, 23 blade (tip of stirring member) Parts), 24: detection plate, 25: sensor, 30: rotary drive device, 40: circulation suction / exhaust device, 50: control device,
S1: pressed surface, S2: peeled surface, A: kitchen waste.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FIF26B 11/16 B09B 5/00 P (56) References JP-A-6-331275 (JP, A) (58) Fields surveyed ( Int.Cl. ⁷ , DB name) F26B 25/00 B09B 3/00 B09B 5/00 F26B 9/06 F26B 11/16

Claims (2)

(57) [Claims] A bottom portion having a semi-cylindrical cross section;
A storage tank for kitchen waste provided with a heating means at the bottom, and a stirring member rotatably assembled inside the storage tank and rotationally driven along a semi-cylindrical inner wall of the storage tank bottom by a rotary drive device. , a can be opened and closed at the bottom of the vertical wall erected from the semi-cylindrical inner wall of the front SL containing tank bottom upward by ejection palate
Provided discharge port for discharging the garbage lifted by the tip portion of the stirring member to outside Te, the housing tank
The introduced kitchen waste is stirred by the stirring member, and the heating means
Garbage disposal equipment that is heated and dried by heating
Then , the stirring member is directed toward the discharge port at the tip of the stirring member.
When rotating, against the semi-cylindrical inner wall at the bottom of the storage tank
Has a pressing surface that forms an acute angle in the direction of rotation.
A garbage disposal device characterized by providing vanes having a surface formed . 2. A wherein the width substantially equal Kushida of the outlet horizontal width and semi-cylindrical inner wall of width the storage tub bottom horizontal vanes provided at the tip portion of the stirring member garbage treatment apparatus according to claim 1,.