JP2002195531A - Refuse incinerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refuse incinerator suitable for combusting a large volume of refuse and combustible refuse in which various kinds of refuse and combustible refuse can be incinerated efficiently in safety under high temperature environment without relying greatly upon electric or petroleum energy. SOLUTION: In a tunnel-like incinerator 1 joining dome-like combustion chambers 2 and auxiliary combustion chambers 3 alternately, inner wall 11 of the combustion chamber is formed of a heat resistant ceramics mixed with yellow soil, polishing sand and mica, and outer wall 12 thereof is formed of a thermal insulation material. An air supply chamber 13 communicating with an external air supply unit 7 is formed between both walls, a large number of vents 14 are made through the inner wall, an air flow-in type fire grate combustion mechanism 15 is employed in the floor of the combustion chamber, a hot water supply pipe 8a communicating with an external hot water production unit 9 is built in, a combustion assisting matter 16, e.g. ceramics, is disposed in the auxiliary combustion chamber, a fuel throw-in opening 6 is made in the side face of the combustion chamber 2, a refuse throw-in opening 5 having double open/close doors 5a and 5b is made at an upper part, and an auxiliary fuel introduction opening 6 is made in the combustion chamber.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a method for continuously removing various kinds of garbage (living garbage, industrial garbage, hospital garbage, etc.) and combustible waste (including hospital garbage, poisonous substances, etc.) in a high-temperature atmosphere. The present invention relates to a waste incinerator suitable for large-capacity incineration that can be burned.

[0002]

2. Description of the Related Art As the industry develops, the amount of refuse and waste increases day by day, the types thereof become diversified, and a large-capacity incinerator having an incineration function is required. Conventionally, various types of large-scale incinerators have been developed. However, since incinerators use electricity or petroleum energy due to the incineration power, there is a disadvantage that the operation costs are considerably high.

[0003]

DISCLOSURE OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a dome-shaped, tunnel-shaped incinerator made of a ceramic material is manufactured so as to be efficient and efficient under a high-temperature atmosphere. A large-capacity waste and incinerator suitable for amortizing combustible waste that can burn incineration safely and incinerate various types of waste and combustible waste without greatly depending on electricity or petroleum energy. It will not be provided.

[0004]

In order to solve the above-mentioned problems,
The present invention relates to an incinerator in which a combustion chamber and an auxiliary combustion chamber are connected to each other, wherein the combustion chamber has an inner and outer double wall configuration, an air supply chamber communicating with the outside is formed between the inner and outer walls, and a large number of The combustion chamber floor is a grate combustion mechanism, a hot water supply path is incorporated and formed, a fuel input port is provided on the side of the combustion chamber, and a waste input port is provided on the upper part of the combustion chamber. In addition, an auxiliary fuel introduction port is provided in the auxiliary combustion chamber to constitute a waste incinerator.

The above-mentioned incinerator is a tunnel-shaped incinerator which alternately connects a plurality of dome-shaped combustion chambers and auxiliary combustion chambers. The inner wall of the combustion chamber is made of a mixture of ocher, polished sand, mica and the like. It is made of a ceramic material, the outer wall is made of heat insulating material, and an air supply chamber is formed between the inner and outer walls and communicates with an external air supply device. In addition to the inflow type grate combustion mechanism, a hot water supply path communicating with an external hot water production device is built in and formed.Auxiliary combustion materials such as ceramics are arranged in the auxiliary combustion chamber, and fuel is provided on the side of the combustion chamber. It is possible to adopt a configuration in which an inlet is provided, a waste inlet is provided at an upper portion, double open / close doors are installed inside and outside the waste inlet, and an auxiliary fuel inlet is provided in a combustion chamber or an auxiliary combustion chamber.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an incinerator according to the present invention will be described with reference to the drawings showing one embodiment. As shown in FIG. 1, the incinerator 1 has a plurality of dome-shaped combustion chambers 2 and auxiliary combustion chambers 3 which are alternately connected to form a tunnel. Is formed at the upper surface of the combustion chamber 2, an auxiliary fuel inlet 6 is formed at the upper part of each combustion chamber 2, 3, and an external air supply device 7 is provided at the combustion chamber 2 located at one end. A dome-shaped hot water production chamber 9 is connected to the auxiliary combustion chamber 3 located at the other end, and a hot water supply pipe 9a is connected to the external water supply device 8. A tank 9a is provided continuously, and a chimney 10 is provided continuously through the hot water producing device 9, so that a combustion gas generated from each of the combustion chambers 2 and 3 can be discharged. In addition, the supply pipe 7a and the water supply pipe 8a can be branched and communicated with the combustion chambers 2 and 3, respectively.

The combustion chamber 2 and the auxiliary combustion chamber 3 are shown in FIGS.
As shown in the figure, the wall surface is a double wall, and the inner wall 11 is a heat-resistant ceramic material obtained by mixing ocher, polishing sand, mica, and the like.
The outer wall 12 is formed of a heat insulating material, an air supply chamber 13 is formed between the inner and outer walls, a large number of ventilation holes 14 are formed in the inner wall, and a grate combustion mechanism (Rostor) for inflowing air from below the floor into the combustion chamber floor. 15), the combustion chambers 2 and 3 are installed such that the air supply chambers 13 communicate with each other, and the supply pipe 7a is communicated with the air supply chamber 13 of at least one end of the combustion chamber 2;
The external air supply device 7 is formed so that air can be supplied to the entire air supply chamber 13 and the entire grate combustion mechanism 15.

The grate portion for mounting the fuel of the grate combustion mechanism 15 is formed as a water pipe 15a through which water flows, and communicates with a water supply cylinder 8b installed in both side walls.
The water supply cylinders 8b of the combustion chambers 2 and 3 are installed so as to communicate with each other,
A water supply pipe 8a is provided at least at one end of the water supply cylinder 8b of the combustion chamber 2.
Are formed so that water can be supplied from the external water supply device 8 and hot water can be supplied from the water supply cylinder 8b at the other end to the hot water tank 9a. A ventilation partition 15b as shown in FIG. 5 is arranged in a ventilation space provided below the lattice portion, and a ventilation hole 15c communicating with the external air supply device 7 is formed between the partitions. . The opening / closing opening 4 is formed to have an opening / closing door 4 a on the side wall over and below the grate combustion mechanism 15.

The waste inlet 5 has a vertical width extending in and out of the wall surface of the upper surface of the combustion chamber 2, and an opening / closing door 5a that opens outwardly outside the opening 5a and a double opening door 5b that opens inwardly inside. A double-opening door is installed to prevent ash and dust from scattering to the outside when waste is put in. The auxiliary fuel inlet 6 is a device that can replenish petroleum fuel when necessary. It is formed on the upper portion of the side wall and around the upper surface.
In the auxiliary combustion chamber 3 or in a portion of the auxiliary combustion chamber 3 near the combustion air inflow side, combustion auxiliary substances 16 such as ceramic materials are installed at appropriate intervals to maintain a high temperature by combustion and complete combustion. The environment of the combustion chamber is promoted.

The hot water producing chamber 9 connected to the auxiliary combustion chamber 3 at the other end has a dome shape through which combustion air flows, and has at least a hot water cylinder communicating with the water supply cylinder 8b therein. 9a, which is capable of producing hot water with hot air radiated from the combustion chamber. The combustion chamber 2 and the auxiliary combustion chamber 3 communicate with each other through a combustion opening 2a for circulation of combustion air.

[0011]

According to the present invention, the combustion chamber of the incinerator is formed in a tunnel shape by alternately connecting the dome-shaped combustion chamber and the auxiliary combustion chamber, so that the combustion space is wide and the combustion can be sufficiently performed. The air supply chamber is provided between the inner and outer wall surfaces of the combustion chamber, and a ventilation hole is provided in the inner wall to supply air from below the grate combustion mechanism and supply air from the air supply chamber. Therefore, when incinerating garbage in the combustion chamber, waste can be burned for a sufficiently long time in a high-temperature atmosphere to complete combustion, and an incinerator that can safely incinerate large-capacity garbage and combustible waste. can do. By providing the auxiliary fuel inlet, the combustion effect can be further enhanced. In addition, since hot water and steam can be produced simultaneously with incineration of waste using the grate combustion mechanism, there is an advantage that not only hot water can be used, but also power generation is possible, and the range of use can be expanded.

If a combustion auxiliary made of a ceramic material or the like is provided in the auxiliary combustion chamber connected to the combustion chamber, incomplete combustion or unburned gas can be re-burned, and the combustion can be completed. In addition, the emission of substances that damage the environment can be more sufficiently suppressed. The same effect can be obtained when the inner wall of the combustion chamber is made of a heat-resistant ceramic material. In addition, if the waste input port is a double opening / closing door, it can be used in the process of charging garbage and waste and can be used hygienically without generating ash and dust outside, It is possible to provide an incinerator that does not cause a bad odor and has no environmentally deteriorating factors.
In this manner, the waste incinerator of the present invention can maintain the temperature of the combustion chamber at 1000 ° C. or higher, and has the advantage that it can incinerate not only hospital harmful substances but also soot and pollutants by combustion.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing the appearance of a waste incinerator according to the present invention.

FIG. 2 is a partial cross-sectional view showing the inside of the incinerator in a horizontally cut state.

FIG. 3 is a partial cross-sectional view showing the inside of a combustion chamber in a longitudinally cut state.

FIG. 4 is a partial perspective view of a lattice portion including a water pipe.

FIG. 5 is a partial perspective view of a ventilation part of the grate combustion mechanism.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Incinerator 2 Combustion chamber 2a Combustion opening 3 Auxiliary combustion chamber 4 Opening / closing opening 4a Opening / closing door 5 Waste input port 5a, 5b Opening / closing opening 6 Auxiliary fuel introduction port 7 Air supply device 7a Supply pipe 8 Water supply device 8a Water supply pipe 8b Water supply cylinder 9 Hot water production room 9a Hot water tank 10 Chimney 11 Inner wall 12 Outer wall 13 Air supply chamber 14 Vent 15 Grate combustion mechanism 15a Water pipe 15b Ventilation partition 15c Vent 16 Combustion aid

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) F23H 3/02 F23H 3/02 B F23M 5/00 F23M 5/00 H

Claims (2)

[Claims] 1. An incinerator in which a combustion chamber and an auxiliary combustion chamber are connected to each other, wherein the combustion chamber has an inner and outer double wall configuration, and an air supply chamber communicated with the outside is formed between the inner and outer walls. A large number of ventilation holes are provided, the combustion chamber floor is used as a grate combustion mechanism, a hot water supply path is incorporated and formed, a fuel input port is provided on the side of the combustion chamber, and a waste input port is provided at the top, and combustion is performed. A waste incinerator having a configuration in which an auxiliary fuel introduction port is provided in a chamber or an auxiliary combustion chamber. 2. A tunnel-shaped incinerator in which a plurality of dome-shaped combustion chambers and an auxiliary combustion chamber are alternately connected, wherein the inner wall of the combustion chamber is made of a heat-resistant ceramic material containing a mixture of ocher, polished sand, mica and the like. The outer wall is formed of a heat insulating material, and an air supply chamber is formed between the inner and outer walls to communicate with an external air supply device, and a large number of air holes are formed in the inner wall. In addition to the grate combustion mechanism, a hot water supply passage communicating with an external hot water production device is incorporated and formed,
In the auxiliary combustion chamber, a combustion auxiliary such as a ceramic substance is arranged, a fuel input port is provided on the side of the combustion chamber, a waste input port is provided in an upper portion, and a double opening / closing door is provided inside and outside the chamber.
A waste incinerator having a configuration in which an auxiliary fuel inlet is provided in a combustion chamber or an auxiliary combustion chamber.