JPH10103632A - Incinerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To deodorize and eliminate smoke of unburnt gas by disposing an oxygen supply unit in an exhaust cylinder disposed in an exhaust port of a burning furnace containing material to be incinerated. SOLUTION: An exhaust cylinder 16 is disposed in an exhaust port of an upper part of an incinerating furnace 2. An oxygen supply unit 19 is disposed in the cylinder 16. The unit 19 is detachably connected to an oxygen cylinder 29. Material 15 to be incinerated is contained on a grate 12 in the furnace 2, a valve 31 of an oxygen cylinder set 36 is opened, and a desired oxygen pressure is obtained by a pressure regulator 32. The material 15 is burnt and incinerated. Unburnt gas containing hydrocarbon compound generated at the time of incinerating flows in the cylinder 16. When the oxygen is supplied from the set 36 into the cylinder 16 via the unit 19, high-temperature unburnt gas in the cylinder 16 is compounded with abundant oxygen to generate carbon dioxide. As a result, clean exhaust gas is externally exhausted out of the furnace 1 via a windbreak cylinder 18. Thus, the unburnt gas is deodorized and smokelessly discharged.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to an incinerator for incinerated materials.

[0002]

2. Description of the Related Art Conventionally, an incinerator that burns incinerators using a combustion burner is disclosed in, for example, Japanese Patent Application No. Hei 8-13 by the present applicant.
No. 9226. In this incinerator, a combustion burner is provided on a side wall of a combustion furnace in which the incineration material is stored. The upper opening of the combustion furnace is connected to the smoke-removal furnace by a duct, and the smoke-suppression burner is attached to the side wall of the smoke-removal furnace, and the other end of the blower duct connected to the blower vent is connected to the inside of the smoke-removal furnace. ing.

[0003]

As described above, in this incinerator, the incineration material stored in the combustion furnace is incinerated, and the unburned gas generated at the time of incineration is introduced into the smoke removing furnace. Is supplied with plenty of air and combustion flames from the smoke suppression burner,
The unburned gas has been secondarily burned. Then, the unburned gas is released from the exhaust stack communicating with the smoke eliminating furnace to the outside of the incinerator. However, the released gas has a first disadvantage that it is odorous and smokey.

Further, as described above, there is a second drawback that the operating cost for burning the combustion burner and the smoke eliminating burner is high, and the smoke incinerator, the blower and the air duct are required, and the manufacturing cost of the incinerator is high. Therefore, the present invention provides an incinerator that performs odorless and smokeless unburned gas while taking into account such conventional drawbacks, and has low operating costs and low manufacturing costs.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a combustion furnace in which an exhaust port is formed at an upper portion to store incinerated objects, an exhaust pipe disposed in the exhaust port, and an exhaust pipe. And an oxygen supply unit that is disposed in the cylinder and supplies oxygen.

Preferably, the present invention is such that the oxygen supply section comprises an annular body having a plurality of ejection ports formed therein, and is detachably connected to the oxygen cylinder.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An incinerator 1 according to an embodiment of the present invention will be described below with reference to FIGS. 1 is a front view including a cross-sectional view of a main part of the incinerator 1, FIG. 2 is a cross-sectional view of a part A of FIG. 1, and FIG. 3 is a cross-sectional view of BB of FIG.

In these figures, the combustion furnace 2 is made of a metal plate such as a stainless steel plate, and is formed in a bottomed cylindrical shape. A plurality of air inlets 3 (openings) and holes 4 are formed at appropriate places on the lower side surface of the combustion furnace 2. An opening 5 is formed on the front side of the upper part of the combustion furnace 2, and a lid 6 is attached so as to open and close the opening 5 with a hinge 7.
On the rear side of the upper part of the combustion furnace 2, an exhaust port 9 composed of an opening having an edge 8 is provided.

The front leg 10 is fixed to the side of the combustion furnace 2, and the rear leg 11 is fixed to the bottom of the combustion furnace 2. Rostul 1
2 is, for example, concave in cross section (see FIG. 1), is formed in a substantially disk shape when viewed from a plane, and is disposed on the front leg 10 and the rear leg 11.

The receiving tray 13 has a concave cross section and is disposed on the bottom surface of the combustion furnace 2. Ash removing part 14 is hole 4
It is attached to the lower side surface of the combustion furnace 2 so as to open and close. An incineration object 15 made of various kinds of refuse, plastic, or the like is stored in the combustion furnace 2, specifically, in a concave portion of the roaster 12.

The exhaust pipe 16 is made of, for example, a stainless steel plate and is formed in a substantially cylindrical shape. An opening 17 is formed in the lower side surface. The exhaust pipe 16 is inserted into the edge 8 of the exhaust port 9 and fixed. The windproof cylinder 18 is inserted and fixed above the exhaust cylinder 16.

The oxygen supply section 19 is composed of a ring 20 and a joint 21. The ring body 20 is formed of, for example, a copper tube, and is formed in an annular shape when viewed from a plane (see FIG. 3). The ring body 20 has, for example, an outer diameter of about 120 mm,
In 1a, a plurality of ejection ports 22 are formed so as to face the center at intervals of about 10 to 20 mm. The diameter of the ejection port 22 is, for example, 0.4 to 0.5 mm.

The joint 21 is made of, for example, brass, a hole 22a is formed at the center, an inclined portion 23 is formed from one end thereof, and a horizontal portion 24 is formed following the inclined portion 23. A part of the horizontal portion 24 is formed. It is threaded. The other end of the joint 21 and a part of the ring 20 are connected by brazing, and the hole 22a of the joint 21 and the hole 25 of the ring 20 communicate with each other. The oxygen supply unit 19 is configured as described above, and the horizontal portion 24 of the joint 21 is inserted into the opening 17 of the exhaust pipe 16, and the oxygen supply unit 19 is
Are arranged in the exhaust pipe 16.

The tube 26 is made of, for example, a copper tube and has a shape bent at a substantially right angle. An inclined flare portion 27 is formed at one end of the tube 26 by flare processing. The nut 28 has an inclined portion formed on the inside, and a horizontal portion connected to the inclined portion is threaded.

By screwing the threaded portion of the nut 28 and the threaded portion of the joint 21, the inclined portion of the nut 28 presses the flare portion 27 of the pipe 26, and the flare portion 27 pushes the inclined portion 23 of the joint 21. Press. As a result, the flare section 27 and the inclined section 23 are sealed.

The oxygen cylinder 29 is formed by filling a metal container with high-pressure oxygen. A valve 31 is attached to a joint 30 attached to an upper part of the oxygen cylinder 29, and a joint 33 provided in a pressure regulator 32 is connected to the valve 31.

At the tip of the joint 34 provided in the pressure adjusting device 32, an inclined portion (not shown) having the same shape as the inclined portion 23 of the joint 21 described above is formed. The other end of the tube 26 is formed with a flare (not shown) having the same shape as the flare 27 described above. By screwing the nut 35 to the joint 34, the flare portion provided at the other end of the tube 26 presses the inclined portion of the joint 34, and both are sealed.

The oxygen cylinder 29, the joint 30 and the valve 3
1 constitutes an oxygen cylinder set 36. As the oxygen cylinder set 36, for example, a commercially available oxygen cassette cylinder or the like as a sporting equipment can be used. As described above, the oxygen supply unit 19 is detachably connected to the oxygen cylinder 29.

The box 37 is attached to a base 38 so as to cover the oxygen cylinder set 36 and fix the oxygen cylinder set 36. The combustion furnace 2 is also attached to the base 38, and these components constitute the incinerator 1.

Next, the operation of the present incinerator 1 will be described again with reference to FIGS. First, the lid 6 is opened, the incineration object 15 is stored on the rostelle 12, and the lid 6 is closed. Then, the ash extraction unit 14 is opened, and the ash extraction unit 14 is closed after igniting the incineration object 15 with a pilot flame or the like. Next, the valve 31 of the oxygen cylinder set 36 is opened, and a knob (not shown) provided in the pressure regulator 32 is adjusted to obtain a desired oxygen pressure.

The incinerated material 15 is burned and incinerated, and unburned gas containing hydrocarbon compounds generated at the time of the incineration flows through the exhaust stack 16. Oxygen is supplied from the oxygen cylinder set 36 into the exhaust pipe 16 via the oxygen supply unit 19. The hot unburned gas in the exhaust stack 16 combines with the abundant oxygen to produce water and carbon dioxide. As a result, clean exhaust gas is discharged to the outside of the incinerator 1 via the windproof cylinder 18.

When the valve 31 of the oxygen cylinder set 36 is closed, odorous and odorous exhaust gas is discharged from the windproof cylinder 18. On the other hand, as described above, when the valve 31 is opened and oxygen is supplied into the exhaust pipe 16 through the oxygen supply unit 19, the exhaust gas from the windproof pipe 18 becomes transparent, and the clean (odorless and smokeless) exhaust gas is emitted. It is clearly understood that is released.

As described above, the supply of oxygen into the exhaust pipe 16 is continued, the incineration of the incinerated material 15 is continued, it is confirmed that the incinerated material 15 is almost ashed, the valve 31 is closed, and the incineration operation is performed. To end. This concludes the description of the operation of the present incinerator 1.

[0024]

According to the present invention, as described above, the incinerated material stored in the combustion furnace is incinerated, and the unburned gas containing hydrocarbon compounds generated during the incineration flows in the exhaust stack. Oxygen is supplied into the exhaust stack by the oxygen supply unit, and the high-temperature unburned gas combines with abundant oxygen to produce water and carbon dioxide, so that clean (odorless and smokeless) exhaust gas is discharged outside the incinerator. Will be released. In addition, the present invention eliminates the need for conventional combustion burners, smoke suppression burners, smoke suppression furnaces, blowers, and ventilation ducts, thereby reducing operating costs and manufacturing costs.

In the present invention, since the oxygen supply section is preferably composed of an annular body having a plurality of injection ports formed inside, the supplied oxygen has a large contact area with the unburned gas. As a result, the combination of the unburned gas and oxygen is assured, and a cleaner exhaust gas can be emitted. Further, since the ring is detachably connected to the oxygen cylinder, if the oxygen in the oxygen cylinder is insufficient, the oxygen cylinder can be easily replaced, and the convenience is improved.

[Brief description of the drawings]

FIG. 1 is a front view including a main part sectional view of an incinerator according to an embodiment of the present invention.

FIG. 2 is a sectional view of a portion A in FIG.

FIG. 3 is a sectional view taken along the line BB of FIG. 2;

[Explanation of symbols]

 2 combustion furnace 9 exhaust port 16 exhaust stack 19 oxygen supply unit

Claims (2)

[Claims] 1. A combustion furnace in which an exhaust port is formed at an upper portion to store incineration material, an exhaust pipe disposed in the exhaust port, and an oxygen supply unit disposed in the exhaust pipe and supplying oxygen. Incinerator characterized by having. 2. The incinerator according to claim 1, wherein said oxygen supply unit comprises an annular body having a plurality of ejection ports formed inside, and is detachably connected to an oxygen cylinder.