JPH08131996A - Garbage treatment apparatus - Google Patents

Abstract

PURPOSE: To realize the stirring of the treatment medium and the supply of air into the treatment tank without increasing the wt. of an upper lid opening and closing a garbage charging port, to simultaneously achieve excellent treatment capacity and miniaturization/wt. reduction and to easily and sanitarily perform the replacing work of the treatment medium in a treatment tank. CONSTITUTION: A stirring motor M and an air pump P are fixed on the support stand 3 supporting the lower part of a treatment tank 1 in which a treatment medium 2 is housed and the rotation of the stirring motor M is transmitted to a stirring shaft 50 and stirring blades 5 are rotated by the rotation of the stirring shaft 50 to mix the garbage A thrown into the treatment tank 1 with the treatment medium 2. An opening is provided to the upper end of the support shaft 30 fitted in the through-hole 53 piercing the axis of the stirring shaft to provide an air supply passage 33 and the other end of the air supply passage 33 is connected to the emitting side of the air pump and air is introduced into the treatment tank from the upper end of the stirring shaft by the air pump through the air supply passage and the through-hole.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a garbage disposal device for decomposing garbage (garbage) generated in a kitchen by the action of microorganisms.

[0002]

2. Description of the Related Art As a method for treating kitchen waste that is generated every day in kitchens such as general households and restaurants, there is a method utilizing microbial decomposition. The kitchen waste processing device by this method is configured by opening a kitchen input port in the upper part of the processing tank that stores the processing medium (sawdust, wood chips, etc.) suitable for the inhabitation of microorganisms, and arranging the stirring means inside the kitchen. The kitchen waste that is thrown into the treatment tank through the charging port is left in a state of being mixed in the treatment medium by the operation of the stirring means, and decomposed by the activity of the microorganisms that live in the treatment medium.

In this type of kitchen waste treatment apparatus, an appropriate amount of air (oxygen) is supplied to a treatment medium containing a proper amount of water and kept at a proper temperature, so that the inside of the treatment medium is in an environment suitable for the activity of microorganisms. It is important to keep The stirring means,
The garbage thrown into the treatment tank is evenly dispersed in the treatment medium, and the air is taken into the treatment medium. The garbage feeding port of the treatment tank is generated along with the decomposition of the garbage. In order to prevent the leakage of odors to the outside, it is closed except when the kitchen is thrown in, so the amount of air is insufficient during the above-mentioned leaving period for decomposition, and the processing capacity decreases as the habitat of microorganisms deteriorates, There is a drawback that it causes inconvenience such as decomposition during decomposition.

Therefore, conventionally, an air supply means (air pump) for supplying the outside air into the processing tank is provided, and the outside air is forcibly supplied into the processing tank by the operation of the air supply means, and the air during the standing period is left. The kitchen waste treatment apparatus configured to compensate for the shortage of the amount is disclosed in, for example, Japanese Patent Laid-Open No. 5-221765.
No. 6,086,045.

[0005]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention
The kitchen waste processing device disclosed in Japanese Patent Publication is provided with a stirring blade rotatably around the vertical axis inside a vertical processing tank having the entire upper surface as a kitchen input port, and inside the upper lid that opens and closes the kitchen input port. , A rotating body that engages with the rotating shaft of the stirring blade when projecting is closed, and a handwheel handle projecting on the outside of the upper lid and the rotary body are connected via a transmission gear, and the handwheel handle The rotating operation is transmitted to the stirring blade via the transmission gear, and the stirring blade is rotated to stir the processing medium inside the processing tank.

However, since the processing medium in the processing tank contains water, a large amount of force is required for stirring by the operation of the hand-turning handle, and for this reason, the reduction gear that enables a large reduction and a long gear. Since a hand-turning handle is required, an increase in weight of the upper lid including these is inevitable.

Further, the upper lid is equipped with the air pump as a means for supplying air into the processing tank having a discharge end facing the inside of the processing tank, and the air pump including a motor as a drive source. In addition to the weight, it is desirable that the stirring blade is also driven by a motor. In this case, the weight of the motor is added due to the provision of a motor for stirring, which further increases the weight of the upper lid.

As a result, a large amount of operating force is required to open and close the upper lid for throwing in garbage, which causes a problem of poor usability, and supports a large-weight upper lid and stabilizes the stirring means and the air supply means. In order to enable the operation, it is required to increase the strength of the lower structure including the processing tank, and there is an inevitable difficulty in increasing the outer size and increasing the overall weight.

On the other hand, in the kitchen waste treating apparatus as described above, a part of the kitchen waste is accumulated in a composted state without being completely decomposed with use over a long period of time. It is necessary to regularly replace some or all parts. In the kitchen waste processing apparatus disclosed in JP-A-5-221765, the processing tank is configured to be detachable from the structure that supports the upper lid, and when replacing the processing medium, only the processing tank with the upper lid fully opened is replaced. Although it is taken out, during transportation to the disposal site or storage site, the odor of untreated kitchen waste remaining in the processing medium leaks to the surroundings from the garbage input port that opens on the entire upper surface of the processing tank, and is used. There was a problem of causing discomfort to the person.

[0010] Therefore, there is also proposed a kitchen waste processing device having a structure in which the kitchen waste introduction port is closed by a separate lid plate when the processing medium is replaced to prevent the leakage of odor.
A new problem arises in that it is necessary to prepare a dedicated cover plate for replacement work performed every few months, and to secure a storage place for the cover plate that is unnecessary during normal use.

The present invention has been made in view of the above circumstances, and the processing medium is rotated by the rotation of the stirring blade without increasing the weight of the upper lid for opening and closing the kitchen throwing port that opens at the upper part of the processing tank. It is possible to stably supply air into the processing medium by the stirring and operation of the air supply means, and to provide a small and lightweight kitchen waste processing device with excellent processing capacity, and easy replacement of the processing medium. Moreover, it is an object of the present invention to provide a garbage disposal device that can be hygienic.

[0012]

A kitchen treatment apparatus according to the present invention stores a treatment medium in a vertical treatment tank having therein a stirring blade that rotates around a vertical axis, and passes through a charging port that opens at the top. The refuse to be thrown in is mixed with the treatment medium by the rotation of the stirring blade, and decomposed by the action of microorganisms inhabiting the treatment medium in contact with the outside air forcedly supplied into the treatment tank. In the garbage disposal for processing, the drive means for the stirring blades and the air supply means for the outside air are provided on a support base that supports the lower portion of the processing tank.

In addition, the rotating shaft of the stirring blade is provided with a hollow portion, one side of which is connected to the air supply means, and the other side of which is opened inside the processing tank. Leaving the drive means and the air supply means on the support base, and from the support base, together with an upper lid for opening and closing the charging port,
Each is characterized by being separable.

[0014]

In the present invention, the driving means for the stirring blades and the means for supplying air to the inside of the processing tank are provided on the support table that supports the lower part of the processing tank, and the weight of the upper lid for opening and closing the kitchen feeding port on the upper side of the processing tank is reduced. Thus, it is possible to support the upper lid by the processing tank itself, and to reduce the size and weight while allowing stirring and air supply.

Further, the rotating shaft of the stirring blade is hollow, and one side of this hollow portion is connected to an air supply means on the support base to be used as an air supply passage, and the air supply means supplies air to the hollow portion. After that, it is supplied into the processing tank.

Further, when the processing medium is replaced, the processing tank is separated together with the upper lid while the driving means of the stirring blade and the air supply means are left on the support, and the odor is leaked to the outside by closing the upper lid. Hygienically transported to a disposal or storage location, with the upper lid open after the transportation so that the processing medium can be taken out.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the drawings showing the embodiments. FIG. 1 is a side sectional view of a garbage processing device according to the present invention (hereinafter referred to as the present invention device).

As shown in the drawing, the apparatus of the present invention has a structure in which a processing tank 1 containing a processing medium 2 therein is supported on a support base 3. The treatment tank 1 is a cylindrical container made of a corrosion-resistant material such as synthetic resin or stainless steel, and has an opening as a garbage throwing opening on one entire surface as shown in the drawing. It is supported from below with the upward facing.

An upper lid 4 is attached to a part of the peripheral edge of the upper portion of the processing tank 1 so as to be swingable about a substantially horizontal axis. This attachment is a helical spring fitted on the pivot.
The other side is biased upward by the spring force of 41, and a locking claw 40 is projected at a portion facing the pivotal support position of the upper lid 4 so as to project to the outside lower part. Further, an annular portion having a diameter substantially corresponding to the opening of the upper portion of the processing tank 1 is provided around the inner surface of the upper lid 4 which faces the inside of the processing tank 1, and an O-ring 42 is wound around the outside of the annular portion. There is.

On the other hand, on the outer peripheral surface of the processing tank 1, a locking claw 10 is fixedly provided at a position slightly below the upper opening so as to correspond to the protruding position of the locking claw 40 on the upper lid 4. This locking claw 10
Is made of an elastic material such as resin, and has a shape that extends upward through a lower curved portion as shown in the drawing, and the extended end is formed by the action of an inward pressing force. Can be retracted with elastic deformation.

FIG. 1 shows the closed state of the kitchen throw-in port by the upper lid 4, and this state is as shown in the figure.
Of the O-ring 42 on the inner surface of the upper lid 4 is formed at the inner peripheral edge of the opening in the upper part of the processing tank 1. The opening is hermetically sealed by being crimped onto the tapered surface.

In such a closed state, a part of the locking claw 10 is pressed from the outside, the tip of the locking claw 10 is retracted inward, and the locking claw 40 of the upper lid 4 is disengaged. By this, the upper lid 4 is swung about the pivot axis by the spring force of the spiral spring 41, and as shown by the two-dot chain line in the figure, the protruding side of the locking claw 40 is up. As a result, the kitchen is put in an inclined state, and the garbage inlet at the upper part of the processing tank 1 is opened. Further, in this open state, the upper lid 4 is pressed downward, the locking claws 40 of the upper lid 4 are pressed against the locking claws 10 of the processing tank 1, and further pushed in, the elastic deformation of the locking claws 10 causes the engagement between the two. As a result, the closed state can be restored.

As described above, in the inside of the processing tank 1 which is opened and closed by the upper lid 4, the upper end thereof is supported by the supporting cap 12 at the tip of the supporting rod 11 projecting from the inner surface of the upper half portion toward the center, and the processing tank. The bottom plate 13 of No. 1 supports the lower part of each, and the stirring shaft 50 rotatably supported on the axial center of the processing tank 1 is arranged. In the lower half of the stirring shaft 50, the tip of a supporting rod 51 that projects outward in the radial direction and reaches near the inner surface of the processing tank 1 is curved upward in one direction in the circumferential direction. The stirring blade 5 is fixed.

The lower end of the stirring shaft 50 is the bottom plate 13 of the processing tank 1.
And a connecting flange 52 is coaxially fixed to the protruding portion. Also, stirring shaft 50
Is a hollow shaft having a through hole 53 penetrating the shaft center over its entire length, as shown in a partially broken manner in the figure, and the upper end of the through hole 53 is the inner side of the support cap 12. And is communicated with the inside of the processing tank 1 via.

The treatment medium 2 in the treatment tank 1 is a wood strip which is made porous by a predetermined treatment to ensure good air permeability and water retention, and has an appropriate gap with the bottom plate 13. It is stored with a predetermined depth on a mesh plate 14 that is stretched inside the processing tank 1. The mesh plate 14 has a diameter larger than that of the processing medium 2 so as to prevent the processing medium 2 from falling off while permitting the passage of air containing water generated in the garbage processing described later. It is composed of a small metal mesh. A discharge pipe 15 for discharging moisture and air that permeate through the mesh plate 14 is connected to a part of the bottom plate 13, and as shown in the figure, the bottom plate 13 discharges the permeated water of the mesh plate 14 through the discharge pipe. In order to lead to the opening position of 15, the discharge pipe 15 is inclined toward the connecting portion.

The support base 3 for supporting the processing tank 1 as described above is
It is a short cylindrical member having an outer diameter substantially equal to that of the processing tank 1, and is supported on the floor or the ground by a plurality of legs 3a, 3a ... A support shaft 30 is erected inside the support base 3 vertically to the center position, and a worm wheel 31 is rotatably fitted to the support shaft 30 via a ball bearing.

A stirring motor M is fixedly installed inside the support base 3 at an appropriate position along the outer circumference of the worm wheel 31, and the worm 32 fitted to the output end of the stirring motor M meshes with the worm wheel 31. Yes, the warm wheel 31
Is rotated about the axis of the support base 3 by the driving force of the stirring motor M transmitted via the worm 32.

Further, inside the support base 3, an air pump P serving as an air supply means is fixedly provided on the side opposite to the stirring motor M. The air pump P is driven by a built-in motor, sucks the outside air from an intake port (not shown) that is open to the outside of the support base 3, and appropriately pressurizes and discharges the air. The discharge end of the air pump P is formed on the bottom plate of the support base 3. And is connected to an air supply passage 33 that penetrates through the central portion of the support shaft 30 and opens at the upper end. Air supply by the air pump P is conducted from the tip of the support shaft 30 after ventilating through the air supply passage 33. It is designed to blow out upward.

A heater wire H ₁ is wound around the middle of the air supply passage 33, and the ventilation in the air supply passage 33 is heated by the heat generated by energizing the heater wire H ₁ . It is done like this. Further, a heater wire H ₂ is laid on the upper surface of the support base 3, and when the heater wire H ₂ is energized, the inside of the processing tank 1 mounted on the support base 3 as described later, It is adapted to be heated from below through the bottom surface 13 facing the top surface of the support base 3. Further, the support base 3 has an opening near the periphery of the upper surface thereof, and a joint portion 34 provided on the outer peripheral surface.
The discharge passage 35 is formed in such a manner as to be continuous with.

A discharge hose 6 is connected to the joint portion 34, for example, as shown by a two-dot chain line in the figure, and is generated in the process of kitchen waste treatment described later inside the treatment tank 1 and introduced into the discharge passage 35. Water and gas are discharged to the outside through the discharge hose 6.

Fixed claws 36 that can be tightened are fixed to the outer periphery of the support base 3 at two locations in the circumferential direction, and the processing tank 1 is mounted on the support base 3 by the fixed claws. The processing tank 1 is attached to the fitting part that is processed to have a slightly smaller diameter on the upper side of the perimeter of 36,36.
It is made by externally fitting a cylindrical portion that is provided around the lower part of the bottom plate 13 so as to project below the bottom plate 13. Are engaged with the recesses formed at the corresponding positions, and the processing tanks 1 are pulled downward by tightening the fixing claws 36, 36 so that they are fixed to each other.

At the time of this fixing, it is necessary to align the projecting position of the discharge pipe 15 to the lower side of the processing tank 1 with the opening position of the discharge passage 35 on the support base 3 side and to fit both of them as shown in the figure. is there. This means, for example, that alignment marks are formed at corresponding positions on the outer peripheral surfaces of the processing tank 1 and the support base 3,
This is easily realized by fitting the processing tank 1 to the support base 3 by adjusting the circumferential positions of the two so as to match the respective alignment marks.

By fixing as described above, in the axial center portions of the processing tank 1 and the support base 3, as shown in the drawing, the tip of the supporting shaft 30 projecting upward of the latter is the stirring shaft 50 projecting downward of the former. The through hole 53 is fitted into the through hole 53, and the through hole 53 communicates with the air supply passage 33 opening at the upper end of the support shaft 30. The outside air supplied into the air supply passage 33 by the operation of the air pump P is vented through the through hole 53 and blown out from the upper end of the stirring shaft 5, and the support cap 12 changes the flow direction downward to change the flow direction. Introduced in 1.

Further, on the upper surface of the worm wheel 31 which rotates about the support shaft 30, a pair of connecting projections 37, 37 are provided so as to project upward on a predetermined rotation circumference. It is adapted to engage with a notch formed in the connecting flange 53 on the lower side of the processing tank 1. By this engagement, the stirring shaft 50 is connected to the output end of the stirring motor M via the worm 32, the worm wheel 31, and the connecting flange 53, and the rotation of the stirring motor M drives the stirring shaft 50 to rotate about its axis. Along with this, the stirring blade 5 rotates inside the processing tank 1 and the processing medium 2 is stirred.

As described above, in the apparatus of the present invention constructed as described above, the upper lid 4 is opened by the pressing operation of the locking claws 10, and the kitchen waste A is put into the processing tank 1 through the opening of the upper portion, and then the upper lid 4 is inserted. It is used by hermetically closing the processing tank 1 by closing it. Since the upper lid 4 is only a simple flat plate as shown in the drawing, the opening / closing operation is easy. Furthermore, the opening operation is facilitated by the structure in which the upper lid 4 is biased to the open side by the biasing means such as the spiral spring 41. It is further facilitated, and the garbage A can be easily introduced.

FIG. 2 is a perspective view schematically showing the appearance of the device of the present invention. An operation unit 7 for driving operation is provided on the outside of the support base 3, and the operation unit 7 is provided after the garbage A has been charged.
When the operation switch is operated, the agitation motor M is driven for a predetermined time to agitate the treatment medium 2 by the rotation of the agitation blade 5, and the garbage A thrown into the treatment tank 1 is taken into the treatment medium 2. As shown in FIG. 1, the particles are evenly dispersed in the treatment medium 2 and decomposed by the activity of microorganisms inhabiting the treatment medium 2.

The air pump P on the support base 3 is driven constantly or at predetermined time intervals, and the air supply by the air pump P is introduced into the processing tank 1 by following the above-mentioned path and the processing medium 2 is supplied.
After passing through the space, it is collected in the discharge pipe 15 through the net plate 14 at the bottom of the processing tank 1. As a result, the kitchen waste A in the processing medium 2 is decomposed in contact with the supply air, and the water and gas produced by the decomposition are collected in the discharge pipe 15 together with the supply air and discharged. It is discharged through the passage 35 and the discharge hose 6.

A heater wire H wound in the middle of the air supply passage 33
₁ and the heater wire H ₂ on the upper surface of the support base 3 are energized in order to keep the internal temperature of the treatment tank 1 at a temperature suitable for the inhabitation of microorganisms.
For example, it is performed based on the detection result of the internal temperature. When the heater wires H ₁ and H ₂ are energized, the heat generation of the former causes the ventilation inside the air supply passage 33, and the heat generation of the latter causes the bottom plate 13 of the treatment tank 1 to be heated. As for the internal temperature, the heating air introduced from the upper end of the stirring shaft 50 and the bottom plate 13
It is possible to maintain the desired temperature by being heated from both upper and lower sides by heat transfer from.

The internal temperature of the treatment tank 1 is automatically adjusted to an appropriate temperature by heat generation due to the activity of microorganisms in the treatment medium 2 in a general use condition in which the garbage A is constantly fed. The forced heating by energizing the heater wires H ₁ and H ₂ is unnecessary. This heating is for supplementation when the automatic adjustment becomes difficult, such as when the garbage A is not supplied for a long period of time or when the temperature of the outside air introduced through the air supply passage 33 is low. Done.

With continued use as described above, a part of the garbage A is accumulated in the processing medium 2 inside the processing tank 1 in a composted state, and the processing capacity gradually decreases. Some or all need to be replaced regularly. In the apparatus of the present invention, this exchange is performed by removing the processing tank 1 from the support base 3 together with the upper lid 4. In this removal, the fixing claws 36, 36 on the outer periphery of the support base 3 are operated in the opposite side to the case of the fixing described above to release the engagement with the recess formed at the corresponding position on the outer periphery of the processing tank 1, It can be easily realized by the procedure of pulling up the tank 1. This pulling up may be performed by gripping the grip portions 1a, 1a (only one side is shown in FIG. 2) formed by denting a part of the outer peripheral wall of the processing tank 1.

FIG. 3 shows a state in which the processing tank 1 is pulled up. At this time, as shown in the figure, the support shaft 30 of the support base 3 and the stirring shaft are shown.
The hollow part 53 of 50 is disengaged and the worm wheel 31
The engagement between the connection projections 37, 37 and the connection flange 52 is released,
The stirring motor M which is a drive source of the stirring blade 5 remains on the support base 3 together with the worm 32 at the output end and the worm wheel 31 which meshes with the worm 32, and the air pump P which is a means for supplying air into the processing tank 1 is Air supply passage 33 opening at the upper end of the support shaft 30
Along with it, it remains on the support base 3. Therefore, the processing tank 1 can be pulled up relatively easily together with the plate-shaped upper lid 4,
Further, at this time, by closing the upper lid 4, the odor in the processing tank 1 does not leak to the surroundings, so that the processing medium 2 can be transported to the disposal place or the storage place reasonably and hygienically. It does not cause discomfort to the user.

The processing medium 2 taken out by the exchange
Since it contains a large amount of composted kitchen waste A, it can be used as a high-quality fertilizer. Further, the water discharged through the discharge passage 35 can be recovered and reused because it contains a large amount of organic substances and is useful as a liquid fertilizer. A drainage tank T that supports the treatment tank 1 from below is provided, and the inlet of the drainage tank T and the joint portion 34 at the end of the discharge passage 35 are U-shaped connecting pipes 20.
It can be realized by connecting with.

The introduction pipe 21 connected to the introduction port in the drainage tank T is bent downward as shown in the drawing and is immersed in the drainage accumulated in the drainage tank T.
With this configuration, it is possible to reliably collect the water contained in the gas discharged through the discharge passage 35, and it is possible to alleviate the generation of the bad odor by purifying the waste water in the accumulation by aeration.

An exhaust pipe 22 filled with a deodorant is arranged in the space between the drain tank T and the upper support base 3, and the exhaust pipe 22 is communicated with the upper portion of the drain tank T. The gas introduced into the drainage tank T with the drainage is the exhaust pipe 22.
It is designed to be released into the atmosphere after being deodorized by passing through.

[0045]

As described above in detail, in the apparatus of the present invention, the stirring blade driving means and the air supply means for supplying the air to the inside of the processing tank are provided on the supporting table which supports the lower part of the processing tank, and the stirring is rotated about the vertical axis. Since the rotating shaft of the blade is extended to the lower part of the processing tank and connected to the driving means, and the air supply from the air supply means is introduced into the processing tank, the upper lid for opening and closing the garbage throwing port. Can be lightened as a simple flat plate, and the size and weight can be significantly reduced by the structure in which the processing tank integrally provided with the upper lid is mounted and supported on the support base.

Further, since the rotating shaft of the stirring blade is hollow and the air supply means on the support is connected to one side of this hollow portion and used as an air supply passage into the processing tank, the stirring blade and the driving means are provided. And the connection between the air supply means and the air supply passage are achieved at the same time, so that the air supply into the processing tank is stably performed without error, and when the processing medium is exchanged regularly. ,
The processing tank can be separated together with the upper lid while leaving the stirring blade driving means and the air supply means on the support table, and the processing medium is discarded while the upper lid is closed to prevent leakage of odors to the outside. The present invention has excellent effects such that hygienic transportation to a place or a storage place becomes possible, and a processing medium can be easily and hygienically exchanged.

[Brief description of drawings]

FIG. 1 is a side sectional view of the device of the present invention.

FIG. 2 is an external perspective view of the device of the present invention.

FIG. 3 is a side sectional view showing a state in which a processing tank is removed.

FIG. 4 is a side sectional view of the device of the present invention including a drainage tank.

[Explanation of symbols]

 1 Processing Tank 2 Processing Medium 3 Support Stand 4 Top Lid 5 Stirring Blade 30 Support Shaft 31 Worm Wheel 32 Worm 33 Air Supply Passage 50 Stirring Shaft 52 Connection Flange 53 Through Hole M Stirring Motor P Air Pump

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Katsunori Ioku 2-5-5 Keihan Hondori, Moriguchi City, Osaka Sanyo Electric Co., Ltd. (72) Inventor Kenji Aida 2-5 Keihanmoto, Moriguchi City, Osaka Prefecture No. 5 Sanyo Electric Co., Ltd.

Claims (3)

[Claims] 1. A vertical processing tank having a stirring blade that rotates around a vertical axis is provided therein, and the processing medium is stored in the processing tank. In the kitchen waste processing apparatus, which is mixed with a medium and decomposed under the contact with the outside air forcibly supplied to the inside of the processing tank by the activity of the microorganisms living in the processing medium, the stirring blade driving means and The kitchen waste processing apparatus, wherein the outside air supply unit is provided on a support base that supports a lower portion of the processing tank. 2. The kitchen waste processing apparatus according to claim 1, wherein a rotary shaft of the stirring blade is provided with a hollow portion, one side of which is connected to the air supply unit, and the other side of which is opened inside the processing tank. 3. The processing tank is configured such that the driving means and the air supply means are left on the support base and is separable from the support base together with an upper lid for opening and closing the charging port. Alternatively, the garbage processing device according to claim 2.