JPH07225015A - Incinerator - Google Patents

Abstract

PURPOSE:To exhaust smokelessly, to deodorize and to reduce residual ash rate by connecting a secondary combustion chamber to a primary combustion chamber via a lateral flue, implanting a smoke control cylinder at the secondary chamber, and arranging both primary and secondary combustion burners at both the primary and secondary chambers. CONSTITUTION:A heat insulation wall is extended on an inner surface of a peripheral wall for forming a primary combustion chamber 3 via a vent path, and an air diffusing nozzle is obliquely arranged on the wall at the chamber as a center. A secondary combustion chamber 5 is connected to the chamber 3 via a lateral flue 4, and a smoke control cylinder 6 is implanted at the chamber 5. Further, a primary combustion burner is arranged in the chamber 3, and a secondary combustion burner 10 is arranged in the chamber 5. On the other hand, a sprinkling nozzle 14 is arranged on a ceiling wall of the chamber 3. Thus, an incinerator is exhausted smokelessly, and deodorized to prevent atmospheric contamination, and its residual ash rate is reduced.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an incinerator having a novel structure.

[0002]

2. Description of the Related Art Heretofore, in this type, the following has been done. A chimney is provided in the combustion chamber that has an input section for garbage and the like.

[0003]

The problems described in the prior art have the following problems. 1. It couldn't be used in urban areas at all. 2. It was not possible to incinerate specially controlled waste such as infectious waste. 3. The emission standards of the Air Pollution Control Law could not be met.

The present application has been made in view of the above problems of the prior art, and an object of the present application is to provide a device capable of solving the above problems.

[0005]

In order to achieve the above-mentioned object, the present invention is as follows. That is, in the case of the present application, the primary combustion chamber 3 disposed on the upper surface of the base 2 has a bottom portion 3A, front and rear walls 3B and 3C, and left and right walls 3
D, 3E and the ceiling wall 3F, the inner surface of the front wall 3B, the inner surface of the rear wall 3C, the inner surface of the left wall 3D, and the right wall 3E.
Insulation walls are provided on the inner surface of the ceiling wall 3F and the inner surface of the ceiling wall 3F through air passages, and an air blowing pipe is installed in the center of the primary combustion chamber 3 so that air is blown in the rotating direction. On the other hand, the explosion-proof lid 3F3 is provided at a predetermined position on the ceiling wall 3F, an inlet 3G for the material to be incinerated is opened above the front wall 3B, and incineration ash is below the front wall 3B. And the ceiling wall 3F of the primary combustion chamber 3 is opened.
The secondary combustion chamber 5 is continuously provided in communication with the rear part of the above, and a rainproof and windproof cover 7 is continuously provided at the upper end of the smoke exhaust pipe 6 standingly communicated with the upper surface of the secondary combustion chamber. An exhaust gas guide pipe 8 that connects the lower rear portion of the combustion chamber 3 to the lower surface of the horizontal tubular smoke guide 4 and the rear portion of the primary combustion chamber 3 is disposed so as to act in the forward direction with the installation position of the loss stole 3I. A primary combustion burner 9, a secondary combustion burner 10 arranged on the lower surface of the bottom plate 5A1 in the secondary combustion chamber 5 so as to act upward, a blower 11 provided behind the base 2, and a square tube. Exhaust temperature sensor 12 disposed on the horizontal smoke guide 4, exhaust temperature sensor 13 disposed above the lower chamber 5A of the secondary combustion chamber, and disposed on the ceiling wall 3F in the primary combustion chamber. It is an incinerator composed of the sprinkler nozzle 14 and the sprinkler nozzle 14.

In this case, it can be configured as follows. The primary combustion chamber 3 disposed on the upper surface of the base 2 formed in a rectangular shape that is long in the front-rear direction has a flat rectangular bottom portion 3A,
Front and rear walls 3B, 3C which are vertically arranged in front, back, left and right of this bottom portion
And left and right walls 3D and 3E, and a ceiling wall 3F stretched on the upper surfaces of these walls and having a slightly slanted front portion. The front wall 3B is provided with far infrared rays through an air passage 3B1 on the inner surface thereof. A heat insulating wall 3B2 made of castable cement mixed with ceramics is stretched, and a heat insulating wall 3C2 made of castable cement is stretched on the inner surface of the rear wall 3C via a ventilation passage 3C1. A heat insulating wall 3D2 made of castable cement is stretched on the inner surface of the wall 3D via a ventilation passage 3D1, and a heat insulating wall 3E2 made of castable cement is formed on the inner surface of the right wall 3E via the ventilation passage 3E1. And a heat insulating wall 3F2 made of castable cement is stretched on the inner surface of the ceiling wall 3F through a ventilation passage 3F1, and each heat insulating wall is made of castable cement. Is configured by sandwiching behind the refractory metal plate, air passage 3B1,3C1,3D1,3E1, together they are configured to communicate with each other, the heat insulating wall 3B2,3C
The air blowing pipes 3 are so arranged that the air is blown in a rotational direction in a portion below the center of the 2, 3D2, 3E2.
B21, 3C21, 3D21, 3E21 are the primary combustion chamber 3
Is installed obliquely with respect to the center of the ceiling wall, an explosion-proof lid 3F3 is provided at a predetermined position on the ceiling wall 3F, an input port 3G for the incineration object is opened above the front wall 3B, and a door 3G1 is provided at the input port. Is openably and closably attached, an incinerator ash scraping outlet 3H is opened below the front wall 3B, and a door 3H1 is openably and closably attached to the scraping outlet at a bottom portion below the primary combustion chamber 3. The front wall of the primary combustion chamber 3 is formed by arranging a proper number of crosspieces 3I1 arranged in parallel with each other in a front-rear direction at a predetermined distance from the 3A. A secondary combustion chamber 5 is continuously provided upward at the tip of a rectangular tube-shaped horizontal smoke guide 4 which is communicated with a rear portion of 3F and is drawn out rearward. The secondary combustion chamber 5 includes a lower chamber 5A and an upper chamber 5B. And the lower chamber 5A has a flat circular bottom plate 5A1. Vertical cylindrical 5A2 was continuously to the bottom plate
And the ash outlet 5 is located below the side wall of the vertical cylinder.
A3 is opened, and this ash outlet is openable and closable 5A4
Further, the upper chamber 5B is provided with a vertical cylinder 5B1 which is larger than the vertical cylinder 5A2 in the lower chamber, and a heat insulating material 5B2 is stretched on the inner surface of the vertical cylinder 5B1 so as to stand and communicate with the upper surface of the secondary combustion chamber. The rain and windproof cover 7 connected to the upper end of the smoke exhaust pipe 6 has a vertical cylinder 7A having a diameter longer than that of the smoke exhaust pipe 6, and a connecting rod 7B connecting the vertical cylinder to the smoke exhaust pipe.
An exhaust gas guide tube 8 which is composed of a rain gutter 7C disposed vertically in a vertical cylinder, and which connects the lower rear portion of the primary combustion chamber 3 and the lower surface of the lateral smoke guide 4 in the shape of a square tube.
In order to act on the lower surface of the bottom plate 5A1 in the secondary combustion chamber 5 and the primary combustion burner 9 arranged to act in the forward direction from the rear of the primary combustion chamber 3 at the installation position of the roster 3I, Secondary combustion burner 1 installed
And a blower 11 provided at the rear of the base 2 is connected to the lower rear portion of the primary combustion chamber 3 via a ventilation hose 11A, and is disposed on the rectangular horizontal smoke guide 4. Exhaust temperature sensor 12 and the lower chamber 5A of the secondary combustion chamber
The exhaust temperature sensor 13 may be disposed above the above, and the water spray nozzle 14 may be disposed on the ceiling wall 3F in the primary combustion chamber.

[0007]

EXAMPLES Examples will be described with reference to the drawings. 1
Is the incinerator of the present invention. Reference numeral 2 is a base formed in a rectangular shape that is long in the front-rear direction. Reference numeral 3 denotes a primary combustion chamber arranged on the upper surface of the base, which has a flat bottom 3A, and front and rear walls 3B and 3C standing upright in front, back, left and right of the bottom, and left and right walls 3.
D and 3E, and a ceiling wall 3F stretched on the upper surfaces of these walls and having a slightly slanted front portion.

The air passage 3B1 is formed on the inner surface of the front wall 3B.
A heat insulating wall 3B2 made of castable cement (mixed with ceramics that emits far-infrared rays) is stretched over the inner wall of the rear wall 3C through a ventilation passage 3C1. The heat insulating wall 3C2 made of mixed material is stretched, and the heat insulating wall 3D2 made of castable cement (mixed with ceramics that generates far infrared rays) is stretched on the inner surface of the left wall 3D through the ventilation passage 3D1. , The ventilation passage 3 on the inner surface of the right wall 3E
A heat insulating wall 3E2 made of castable cement (mixed with ceramics that generates far infrared rays) is stretched via E1, and the inner surface of the ceiling wall 3F is provided with a ventilation passage 3F1.
A heat insulating wall 3F2 made of castable cement (mixed with ceramics that generates far infrared rays) is stretched.

Each of these heat insulation walls is constructed by sandwiching castable cement between heat resistant metal plates on the front and back. Further, the ventilation paths 3B1, 3C1, 3D1, 3E1 are configured to communicate with each other, and the heat insulating walls 3B2, 3C are also provided.
The air blowing pipes 3 are so arranged that the air is blown in a rotational direction in a portion below the center of the 2, 3D2, 3E2.
B21, 3C21, 3D21, 3E21 are the primary combustion chamber 3
It is installed obliquely to the center of. (See FIG. 4) Air blowing pipes 3B21, 3C21, 3D21, 3E
By providing No. 21, the fuel efficiency is improved by forced air blowing, and the incinerator in the furnace is evenly burned, so the incinerator in the furnace burns evenly, and the amount of residual ash is minimized. You can

An explosion-proof lid 3F3 is provided at a predetermined position on the ceiling wall 3F. An input port 3G of the incineration object is opened above the front wall 3B, and a door 3G1 is openably attached to the input port, and an incinerator ash scraping port 3H is opened below the front wall 3B. And the door 3H1 at the scraping opening
Is attached so that it can be opened and closed. 3I is a rostrut provided in the front-rear direction below the primary combustion chamber 3 at a predetermined interval from the bottom part 3A, and is composed of a suitable number of crosspieces 3I1 inclined in the rear part slightly upward from the center. Has been done. 3I2 is a horizontal rail that supports these rails from the lower surface.

Reference numeral 4 is a rectangular tube-shaped lateral smoke guide which is connected to a rear portion of the ceiling wall 3F of the primary combustion chamber 3 and is drawn out rearward. The secondary smoke chamber 5 is directed upward at the tip of this lateral smoke guide. Are lined up. Therefore, the secondary combustion chamber 5 is composed of a lower chamber 5A and an upper chamber 5B, and the lower chamber 5A is composed of a flat circular bottom plate 5A1 and a vertical cylinder 5A2 connected to the bottom plate, and the side wall of the vertical cylinder. An ash outlet 5A3 is opened below, and a lid 5A4 is provided on the ash outlet so as to be openable and closable.

Further, in the upper chamber 5B, a vertical cylinder 5B1 which is larger than the vertical cylinder 5A2 in the lower chamber, and a heat insulating material 5B2 is stretched on the inner surface of the vertical cylinder 5B1. Secondary combustion chamber 5
The function of is to re-combust smoke and exhaust gas generated in the primary combustion chamber by the secondary combustion burner 10 to perform complete combustion and to eliminate smoke. Reference numeral 6 denotes a smoke exhaust tube which is vertically communicated with the upper surface of the secondary combustion chamber, and a rainproof and windproof cover 7 is connected to the upper end of the smoke exhaust tube. The rainproof and windproof cover 7 includes a vertical cylinder 7A having a diameter longer than that of the smoke exhaust cylinder 6, a connecting rod 7B for connecting the vertical cylinder to the smoke exhaust cylinder, and a rain gutter disposed vertically in the vertical cylinder. 7C and.

Reference numeral 8 denotes an exhaust gas guide pipe that connects the lower rear portion of the primary combustion chamber 3 and the lower surface of the rectangular tubular lateral smoke guide 4 to each other.
Reference numeral 9 denotes a primary combustion burner arranged so as to act in the front direction from the rear in the primary combustion chamber 3 at the installation position of the roster 3I, and 10 causes the lower surface of the bottom plate 5A1 in the secondary combustion chamber 5 to act in the upward direction. The provided secondary combustion burner 11 is a blower provided at the rear of the base 2, and this blower is connected to the lower rear portion of the primary combustion chamber 3 via a ventilation hose 11A.

Reference numeral 12 denotes an exhaust gas temperature sensor arranged in the rectangular tubular lateral smoke guide 4, 13 denotes an exhaust gas temperature sensor arranged above the lower chamber 5A of the secondary combustion chamber, and 14 denotes the primary combustion chamber. 3 is a watering nozzle disposed on the ceiling wall 3F. Reference numeral 15 is a control device, and 16 is a watering control solenoid valve. Exhaust temperature sensor 12
Is provided to measure the incineration temperature in the primary combustion chamber and to control the incineration temperature of infectious wastes. The exhaust temperature sensor 13 is provided
It measures the smoke elimination temperature in the secondary combustion chamber,
This is because the temperature is controlled by the set temperature. The sprinkling nozzle 14 is provided so that the exhaust temperature sensors 12 and 13 control the incineration of the incineration material in the primary combustion chamber by sprinkling water.

The operation (the process from ignition to the continuous combustion state) will be described. 1. The secondary combustion chamber 5 is heated to the set temperature by the secondary combustion burner. 2. Put garbage in the primary combustion chamber. 3. Ignite the primary combustion burner. 4. After that, continuous combustion is started by temperature control and timer control.

[0016]

Since the present invention is configured as described above, it has the following effects. 1. Smoke and odor can be made smokeless and odorless. 2. The emission standards of the Air Pollution Control Law can be cleared. 3. The amount of residual ash can be reduced to about one-fifth of the conventional level. 4. Can be used in urban areas.

[Brief description of drawings]

FIG. 1 is an overall perspective view.

FIG. 2 is a perspective view with a part cut away.

FIG. 3 is a side view with a part cut away.

FIG. 4 is an enlarged cross-sectional view of the primary combustion chamber.

FIG. 5 is a front view in which a part of a main part in the secondary combustion chamber is cut away.

FIG. 6 is a perspective view in which a part of a rainproof and windproof cover is cut away.

FIG. 7 is a perspective view of the primary combustion chamber as viewed from the rear side.

[Explanation of symbols]

 1 Incinerator 2 Base 3 Primary combustion chamber 4 Horizontal smoke guide 5 Secondary combustion chamber 6 Smoke stack 7 Rainproof and windproof cover 8 Exhaust induction pipe 9 Primary combustion burner 10 Secondary combustion burner 11 Blower

Continuation of the front page (51) Int.Cl. ⁶ Identification code Reference number in the agency FI Technical display area F23G 5/44 ZAB DG F23J 11/00 ZAB 15/04 ZAB

Claims (2)

[Claims] 1. The primary combustion chamber (3) disposed on the upper surface of the base (2) includes a bottom portion (3A) and front and rear walls (3B, 3C).
And the left and right walls (3D, 3E) and the ceiling wall (3F). The inner surface of the front wall, the inner surface of the rear wall, the inner surface of the left wall, the inner surface of the right wall, and the inner surface of the ceiling wall are An adiabatic wall is stretched through the ventilation passage, and an air blowing pipe is installed obliquely to the center of the primary combustion chamber (3) so that air is blown in a rotational direction to each adiabatic wall. An explosion-proof lid is provided at a predetermined position, an input port (3G) for the incineration object is opened above the front wall, and an incinerator ash scraping port (3H) is opened below the front wall. A secondary combustion chamber (5) is provided so as to communicate with a rear portion of the ceiling wall (3F) of the secondary combustion chamber 3, and an upper end of a smoke exhaust pipe (6) that is vertically communicated with the upper surface of the secondary combustion chamber is provided with a protection pipe. Rain and windproof cover (7) is installed in a row,
The exhaust guide pipe (8) for communicating between the lower rear part of the primary combustion chamber (3) and the lower surface of the horizontal tubular smoke guide (4) and the rear of the primary combustion chamber (3) of the rostrur (3I). A primary combustion burner (9) arranged to act in the forward direction at the installed position, a secondary combustion burner (10) arranged to act in the upward direction in the secondary combustion chamber (5), and a base A blower (11) provided at the rear of (2), an exhaust temperature sensor (12) provided at a rectangular tubular lateral smoke guide (4), and 2
An exhaust gas temperature sensor (13) arranged above the lower chamber (5A) of the secondary combustion chamber and a ceiling wall (3) in the primary combustion chamber.
An incinerator characterized by comprising a water spray nozzle (14) arranged in F). 2. A primary combustion chamber (3) disposed on the upper surface of a base (2) which is long in the front-rear direction and has a rectangular shape in the form of a flat rectangular bottom (3A), and standing upright in front, back, left and right of this bottom. Front and rear walls (3B, 3C) and left and right walls (3D, 3E), which are connected in series,
It is composed of a ceiling wall (3F) which is stretched a little lower on the upper surface of these walls, and far infrared rays are generated on the inner surface of the front wall (3B) through the ventilation passage (3B1). A heat insulating wall (3B2) made of castable cement mixed with the ceramics is stretched, and the heat insulating wall (3C2) made of castable cement is provided on the inner surface of the rear wall (3C) through the ventilation passage (3C1). ) Is stretched, a heat insulating wall (3D2) made of castable cement is stretched on the inner surface of the left wall (3D) through the ventilation passage (3D1), and the inner surface of the right wall (3E) is ventilated. Insulation wall (3E) made of castable cement through the passage (3E1)
2) is stretched and the ventilation path (3) is provided on the inner surface of the ceiling wall (3F).
A heat insulating wall (3F2) made of castable cement is stretched via F1), and each heat insulating wall is formed by sandwiching the castable cement between heat resistant metal plates on the front and back sides, and a ventilation passage (3B1, 3C1, 3D1 and 3E1) are configured to communicate with each other, and also to the heat insulating wall (3B).
2, 3C2, 3D2, 3E2) are blown out from the center of the air blow pipes (3B21, 3C21, 3D21, 3E2) so that air is blown in the direction of rotation.
1) is installed obliquely with respect to the center of the primary combustion chamber (3), a ceiling wall (3F) is provided with an explosion-proof lid (3F3) at a predetermined position, and an incineration object is provided above the front wall (3B). Input port (3G)
Is opened, and a door (3G1) is openably and closably attached to the charging port, and an incineration ash scraping opening (3H) is opened below the front wall (3B), and the scraping opening is provided at the scraping opening. The door (3H1) is attached so as to be openable and closable, and the roster (3I) is provided below the primary combustion chamber (3) in the front-rear direction with a predetermined distance from the bottom (3A). A suitable number of crossed bars (3I1)
Are arranged side by side in a parallel state, and are connected to the rear portion of the ceiling wall (3F) of the primary combustion chamber (3) and are drawn out toward the rear. The secondary combustion chamber (5) is connected to the lower combustion chamber (5).
A) and upper chamber (5B), lower chamber (5A)
Is composed of a flat circular bottom plate (5A1) and a vertical cylinder (5A2) connected to the bottom plate, and an ash outlet (5A3) is opened below the side wall of the vertical cylinder. A lid (5A4) is provided that can be opened and closed, and the upper chamber (5A4)
In B), a vertical cylinder (5B1), which is larger than the vertical cylinder (5A2) in the lower chamber, and a heat insulating material (5B2) are stretched on the inner surface of the vertical cylinder so as to stand and communicate with the upper surface of the secondary combustion chamber. The rainproof and windproof cover (7) connected to the upper end of the smoke exhaust pipe (6) connects the vertical cylinder (7A) having a diameter longer than that of the smoke exhaust pipe (6) and the vertical cylinder to the smoke exhaust pipe. It is composed of a connecting rod (7B) and a rain gutter (7C) arranged vertically in a vertical cylinder, and further includes a rear lower part of the primary combustion chamber (3) and a horizontal tubular smoke guide (4). ) And the primary combustion chamber (3) for communicating between the lower surfaces of
And the lower surface of the bottom plate (5A1) in the secondary combustion chamber (5) and the primary combustion burner (9) arranged so as to act in the forward direction with the installation position of the roster (3I) in the upward direction. The blower (11) provided with the secondary combustion burner (10) arranged as described above and provided at the rear of the base (2) is provided at the rear of the primary combustion chamber (3) via the ventilation hose (11A). An exhaust gas temperature sensor (12), which is connected to the lower part and is arranged in a rectangular tubular lateral smoke guide (4), and an exhaust gas temperature which is arranged above the lower chamber (5A) of the secondary combustion chamber. The incinerator according to claim 1, comprising a sensor (13) and a water spray nozzle (14) arranged on the ceiling wall (3F) of the primary combustion chamber.