JP2002327087A - Treatment apparatus for resin material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a treatment apparatus for a resin material, easy in working and at low cost, capable of carrying out volume-reduction and sterilization by dissolving a waste foamed resin material and a resin material of infectious medical wastes using a resin material, and also capable of easily taking out the dissolved resin. SOLUTION: A dissolving kettle is equipped with a heating device capable of heating a vegetable oil charged in a pot to a temperature where the waste foamed resin material charged in the pot, and the resin material such as infectious medical wastes, etc., using the resin material, are dissolved to be precipitated. This treatment apparatus is composed of the above dissolving kettle, an exhausting port where a dissolved resin material formed in lower part of this dissolving kettle is exhausted outside, a switching valve for switching this exhausting port, a covering body where the exhausting port and the switching door covering an upper part of the pot are installed, an exhausting gas passage where a nearly U-shaped blower to be connected to the exhausting port is installed, and a removal apparatus installed in this exhausting gas passage where a harmful gas in an exhausting gas is removed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a resin capable of reducing volume and sterilizing by dissolving a resin material of infectious medical waste using a waste foamed resin material or a resin material generated in a medical facility. The present invention relates to a material processing apparatus.

[0002]

2. Description of the Related Art Conventionally, a method of dissolving a waste foamed polystyrene or the like using a solution of limonene or the like in order to reduce the volume of the foamed polystyrene and reuse it has been considered. Specialized contractors incinerate infectious medical waste generated in medical facilities.

[0003]

The conventional method using a solution of limonene or the like has a disadvantage that the cost of the solution such as limonene is high because the solution is expensive. In addition, since infectious medical waste is disposed of by a specialized contractor, the cost is increased, and it is difficult to select a specialized contractor because it is difficult to determine whether the specialized contractor correctly disposed of the waste.

The present invention has been made in view of the above-mentioned conventional drawbacks,
It is easy to operate and inexpensively dissolves the resin material of infectious medical waste using waste foamed resin material and resin material to achieve volume reduction and sterilization, and it is easy to take out the dissolved resin material. It is an object of the present invention to provide a processing apparatus for a resin material that can be used.

The foregoing and other objects and novel features of the invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings. However, the drawings are merely for explanation and do not limit the technical scope of the present invention.

[0006]

In order to achieve the above object, the present invention relates to a method for injecting a vegetable oil stored in a pot into a waste foamed resin material charged in the pot and an infectious medical waste using the resin material. A melting furnace equipped with a heating device capable of heating to a temperature at which the resin material is melted and settled, and an outlet for discharging the melted resin material formed at the lower part of the pot of the melting furnace to the outside, An opening / closing valve for opening and closing the discharge port, a cover body provided with an exhaust port and an opening / closing door for covering an upper portion of the pot,
An exhaust passage provided with a substantially U-shaped blower communicating with the exhaust port, and a removing device provided in the exhaust passage for removing harmful gases and the like in the exhaust gas constitute a resin material processing apparatus. I have.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 9, reference numeral 1 denotes a resin such as a waste foamed resin material such as waste styrene foam or a resin such as infectious medical waste using a resin material generated in a medical facility. The resin material processing apparatus of the present invention capable of dissolving the material 2 to achieve volume reduction and sterilization. The resin material processing apparatus 1 is a plant material stored in a pot 4 attached to a case body 3. A melting furnace 7 provided with a heating device 6 capable of heating the oil 5 to a temperature at which the resin material 2 put into the pot 4 is dissolved and precipitated, for example, 180 ° C. to 230 ° C., and a pot of the melting furnace 7 A discharge pipe 10 formed at the lower part of the container 4 for discharging the melted resin material 8 formed to protrude into the pot 4 to the outside; an on-off valve 11 for opening and closing the discharge pipe 10; Is attached to the waste foam resin material that is installed as needed. A removable basket 12 to remove the metal material or the like included in the label or the like and infectious medical waste or the like,
An exhaust port 13 attached to the upper portion of the case body 3 so as to cover an upper portion of the pot 4 and a cover body 15 provided with an opening / closing door 14 are formed in a substantially U-shape communicating with the exhaust port 13. Exhaust passage 1 attached to the case body 3
6, a blower 17 provided downstream of the exhaust passage 16, and a removing device 18 provided in the exhaust passage 16 for removing harmful gases and the like in the exhaust gas.

The melting furnace 7 includes a pot 4 having a slope 19 formed at a lower portion so as to reduce the inner bottom area of a metal material housed in the case body 3 and a predetermined outer peripheral portion of the pot 4. A heating device 6 comprising an electromagnetic induction coil 21 connected to a control device 20 wound at an interval, and an outer peripheral portion of the pot 4 and the case body 3 so as to cover the electromagnetic induction coil 21; And a heat insulating material 22 provided.

The on-off valve 11 is seated on a valve seat 23 formed at the upper end of the discharge pipe 10 to close the discharge port 9, and the cover body 15 formed integrally with the valve body 24. And a valve stem support 27 fixed to the cover body 15 which is screwed and supported by a screw portion 26 formed at a position near the upper portion of the valve stem 25.
And a handle 28 attached to the upper end of the valve stem 25.
It is composed of

The removing device 18 includes a filter 29 containing activated carbon attached to an upstream portion of the exhaust passage 16,
29, a water chamber 31 containing water 30 without blocking the exhaust passage 16 at a lower portion located substantially at the center of the exhaust passage 16, and water is sprayed into a downstream portion of the exhaust passage 16 in a shower state. And a water tank 35 fixed to the case body 3 for supplying water to the shower nozzle 32 through a hose 34 having an open / close valve 33 interposed therebetween.

In the resin material processing apparatus 1 having the above-described configuration, the vegetable oil 5 such as waste vegetable oil is put into the pot 4 of the melting furnace 7, and the control device 20 of the heating device 6 is operated to control the electromagnetic induction coil 21. By applying an electric current, the pot 4 is induction-heated to heat the vegetable oil 5.

When the vegetable oil 5 in the pot 4 is heated to about 180 ° C., the open / close door 14 of the cover body 15 is opened, and the waste foamed resin material 2 and the open / close lid 36 as shown in FIG. The resin material 2 such as infectious medical waste stored in the resin container 37 is charged, and if it does not dissolve and precipitate, the temperature of the vegetable oil 5 is increased to confirm the precipitation temperature, and the temperature is adjusted. Set.

When the temperature of the vegetable oil 5 in the pot 4 is set, the opening and closing door 14 is opened and closed, and the waste foamed resin material 2 and infectious medical waste and the like stored in the resin container 37 are opened and closed in the pot 4. Are sequentially charged, dissolved and precipitated.

When the dissolved resin material 8 settled in the lower portion of the pot 4 is collected so as to cover the entire discharge pipe 10, the on-off valve 11 is opened as shown in FIG. 8 is discharged from the discharge pipe 10 to the outside, and the vegetable oil 5 in the pot 4 is efficiently prevented from being discharged by the dissolved resin material 8 and the discharge pipe 10 protruding into the pot 4.

A part of the melted resin material 8 discharged from the discharge pipe 10 is used as a mold 38 as shown in FIGS.
By forming and using the tray 39 for accommodating the resin material 8 dissolved in the above, the tray 39 and the dissolved resin material 8 accommodated in the tray 39 become the same resin material, and post-processing can be easily performed.

When the resin material 2 is melted in the pot 4, the exhaust gas generated in the pot 4 passes through the exhaust passage 16 and is exhausted to the atmosphere. The harmful gas and the like are removed by the filters 29 and 29 of 18 and the water injected in the shower state, and soot and the like fall to the water 30 in the water chamber 31 and are removed.

[0018]

FIG. 10 to FIG. 20 show different embodiments of the present invention.
Hereinafter, different embodiments of the present invention will be described. In the description of the different embodiments of the present invention, the same components as those of the first embodiment of the present invention are denoted by the same reference numerals, and duplicate description will be omitted.

The second embodiment of the present invention shown in FIGS. 10 to 14 differs from the first embodiment of the present invention mainly in that a flange is provided on the outer peripheral portion of the discharge pipe 10 in the pot 4. At least one or more, in the embodiment of the present invention, at least one vegetable oil outflow prevention part 40, 40, 40 is formed, and an opening / closing door 14 is provided in front of the opening 15a of the cover body 15 at the front. The provided resin material charging case 41 is provided,
A weight 42 that opens the opening / closing door 14 and pushes the injected resin material 2 into the pot 4 is attached to the upper portion of the resin material charging case 41 so as to be vertically movable. With the resin material processing apparatus 1A configured as described above, the same operation and effect as those of the first embodiment of the present invention can be obtained, and the vegetable oil 5 in the pot 4 is prevented from flowing out of the vegetable oil. Parts 40, 40,
Due to 40, it can be reliably prevented from being discharged from the discharge pipe 10 to the outside.

The third embodiment of the present invention shown in FIGS. 15 to 17 is different from the first embodiment of the present invention mainly in that a discharge port 9 is formed in the lower part of the pot 4 and A resin material having such a configuration in that a vegetable oil outflow prevention portion 40A formed by a plurality of ring-shaped projections 43, 43, 43 on the inner bottom surface of the pot 4 around the discharge port 9 is used. With the processing apparatus 1B, the same operation and effect as those of the first embodiment of the present invention can be obtained.

The fourth embodiment of the present invention shown in FIGS. 18 to 20 is mainly different from the first embodiment of the present invention in that a pot 4 is provided by a combustion burner 44 for gas, kerosene or the like. In the point that a melting furnace 7A using a heating device 6A for heating is used, a resin material processing apparatus 1C configured using such a melting furnace 7A is also similar to the first embodiment of the present invention. Various effects can be obtained.

[0022]

As apparent from the above description, the following effects can be obtained in the present invention.

(1) The vegetable oil stored in the pot is heated to a temperature at which the resin material such as the waste foamed resin material or the infectious medical waste using the resin material put into the pot is dissolved and precipitated. A melting furnace having a heating device capable of discharging the melted resin material formed at the lower part of the pot of the melting furnace to the outside, an open / close valve for opening and closing the discharge port, and an upper part of the pot A cover body provided with an exhaust port and an opening / closing door that covers the exhaust port, an exhaust path provided with a substantially U-shaped blower communicating with the exhaust port, and a harmful gas and the like in the exhaust provided in the exhaust path. Since it is composed of a removal device that removes, resin materials such as infectious medical waste using waste foamed resin materials and resin materials are dissolved and precipitated with heated vegetable oil, and from the bottom of the pot Can be discharged outside. Therefore, the volume can be reduced and the sterilization can be achieved, and a special device is not required for discharging the dissolved resin material from the pot.

(2) According to the above (1), the resin material is put into the pot, dissolved and settled and discharged from the lower part.
Even a pot with a small opening area can be continuously charged and discharged.

(3) According to the above (1), since the resin material is dissolved and taken out, it is possible to reliably prevent other substances from entering during the melting. Therefore, reuse can be easily achieved.

(4) According to the above (1), the harmful gas and the like can be efficiently removed by the removing device by passing the gas generated during melting through the exhaust passage.

(5) Claims 2 and 3 are also the above (1) to (4).
The same effect can be obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment of the present invention.

FIG. 2 is a plan view of the first embodiment of the present invention.

FIG. 3 is a partially broken sectional view taken along line 3-3 in FIG. 2;

FIG. 4 is an explanatory view showing a melting furnace according to the first embodiment of the present invention.

FIG. 5 is an explanatory view at the time of discharging a dissolved resin material.

FIG. 6 is an explanatory view of a resin container.

FIG. 7 is an explanatory diagram of a use state of the first embodiment of the present invention.

FIG. 8 is an explanatory diagram when a tray is formed.

FIG. 9 is an explanatory view at the time of discharging a melted resin material using a tray.

FIG. 10 is a side view of the second embodiment of the present invention.

FIG. 11 is a plan view of a second embodiment of the present invention.

FIG. 12 is a partially cutaway sectional view taken along line 12-12 of FIG. 11;

FIG. 13 is an explanatory view showing a melting furnace according to a second embodiment of the present invention.

FIG. 14 is an explanatory diagram of a state of use according to the second embodiment of the present invention.

FIG. 15 is a plan view of a third embodiment of the present invention.

FIG. 16 is a partially cutaway sectional view taken along line 16-16 of FIG. 15;

FIG. 17 is an explanatory view showing a melting furnace according to a third embodiment of the present invention.

FIG. 18 is a plan view of a fourth embodiment of the present invention.

FIG. 19 is a partially cutaway cross-sectional view along the line 19-19 in FIG. 18;

FIG. 20 is an explanatory view showing a melting furnace according to a fourth embodiment of the present invention.

[Explanation of symbols]

1, 1A, 1B, 1C: resin material processing device, 2: resin material, 3: case body, 4: pot,
5: vegetable oil, 6, 6A: heating device, 7, 7
A: melting furnace, 8: melted resin material, 9: outlet, 1
0: exhaust pipe, 11: open / close valve, 12: basket,
13: exhaust port, 14: open / close door, 1
5: cover body, 16: exhaust passage, 17: blower, 18: removing device, 19: inclined surface, 20: control device, 21: electromagnetic induction coil, 22: heat insulating material, 23: valve seat, 24: valve body,
25: Valve stem, 26: Screw part, 27: Valve stem support, 28: Handle, 29: Filter, 3
0: water, 31: water chamber, 32: shower nozzle, 33: open / close valve, 34: hose, 3
5: water tank, 36: openable lid, 37: resin container, 38: mold, 39: tray, 40, 4
0A: Outflow prevention portion for vegetable oil, 41: resin material charging case, 42: weight, 43: ring-shaped projection, 44: combustion burner.

Claims (3)

[Claims] 1. Heating a vegetable oil stored in a pot to a temperature at which a resin material such as a waste foamed resin material charged into the pot and infectious medical waste using the resin material is dissolved and precipitated. A melting furnace equipped with a heating device capable of discharging a molten resin material formed at a lower portion of a pot of the melting furnace, an opening and closing valve for opening and closing the outlet, and an upper portion of the pot. A cover body provided with a covering exhaust port and an opening / closing door, an exhaust passage provided with a substantially U-shaped blower communicating with the exhaust port, and removing harmful gases and the like in the exhaust provided in the exhaust passage; An apparatus for treating a resin material, comprising: 2. Heating the vegetable oil stored in the pot to a temperature at which the resin material such as the waste foamed resin material and the infectious medical waste using the resin material put into the pot is dissolved and precipitated. A melting furnace equipped with a heating device capable of heating, a discharge pipe for discharging a molten resin material formed at a lower part of the pot of the melting furnace so as to protrude into the pot, and an opening and closing for opening and closing the discharge pipe A valve, a cover body provided with an exhaust port covering the upper part of the pot and an opening / closing door, an exhaust passage provided with a substantially U-shaped blower communicating with the exhaust port, and provided in the exhaust passage. An apparatus for treating a resin material, comprising: a removing device for removing harmful gases and the like in exhaust gas. 3. Heating the vegetable oil stored in the pot to a temperature at which the resin material such as the waste foamed resin material charged into the pot and the infectious medical waste using the resin material is dissolved and precipitated. A melting furnace equipped with a heating device capable of heating, a discharge pipe for discharging a molten resin material formed at a lower part of the pot of the melting furnace so as to protrude into the pot, and an opening and closing for opening and closing the discharge pipe A valve, a flow-out prevention piece of vegetable oil formed in a flange shape on an outer peripheral portion located in the pot of the discharge pipe, a cover body provided with an exhaust port and an open / close door covering an upper part of the pot, An exhaust passage provided with a substantially U-shaped blower communicating with the exhaust port, a filter provided in the exhaust passage for removing harmful gases and the like in the exhaust, a water chamber and a shower for injecting water into the exhaust Removal device consisting of a device And a resin material processing apparatus.