JPH07110121A - Incinerator having double structure - Google Patents

Abstract

PURPOSE:To restrain overheating of an outer wall plate, so as to prevent the warping deformation of the whole incinerator by making a combustion chamber have the double structure, arranging air feeding pipes between the inner wall plate and the outer wall plate, and forming a water flowing passage part through which cooling water is circulated. CONSTITUTION:An incinerator for incinerating wastes discharged from a plant, etc., is provided with a combustion dust collecting part 2 wherein an article to be burnt input port 10a is provided on the front part and a blasting port housing case 3 is provided on the rear part, and the combustion dust collecting part 22 is provided with first and second combustion chambers 10, 16. In this case, many air holes 30... are formed on the inner wall plate of the combustion chamber 30, and air supplied from the air feeding pipes 29... is injected into the combustion chamber 10, thereby complete combustion of the article to be burnt is attempted. Moreover, an air feeding pipe 33 is arranged between an innermost wall plate 28 and an outermost wall plate 25 of the combustion chamber 10, and cooling water is circulated between the innermost wall plate 28 and the outermost wall plate 25. Thereby the outermost wall plate 25 is prevented from being directly overheated, and also the whole incinerator is prevented from being warped and deformed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of an incinerator for incinerating waste discharged from a factory.

[0002]

2. Description of the Related Art The combustion chamber of an incinerator for incinerating factory waste discharged from a conventional factory is an incinerator formed of only one iron plate.

However, in the case of an incinerator consisting of only one iron plate, if it is used for many years, the iron plate itself will be distorted and weakened due to high heat, and it will be impossible to use it for a long time. However, there is a drawback that it is economically burdensome.

[0004]

DISCLOSURE OF THE INVENTION The present invention is distorted or damaged even if it is used for many years because the combustion chamber has a double structure composed of the inner and outer walls and the inner and outer walls. It is an object of the present invention to provide an incinerator that is extremely rare, can be used for many years, and is economical.

[0005]

SUMMARY OF THE INVENTION The present invention is directed to an incinerator comprising a blower, a combustion chamber and a dust collecting chamber containing a dust collecting chamber, wherein the combustion chamber is provided with a back inner wall plate, a back outer wall plate, an inner wall plate and an outer wall. It has a double structure consisting of plates, and an air feed pipe is arranged between the inner inner wall plate and the outer outer wall plate and between the inner wall plate and the outer wall plate, and a water passage part for circulating cooling water is formed to form the inner wall plate and the inner wall plate. A dual structure incinerator having a plurality of air holes connected to the air feed pipe and a combustion aid having a large number of air holes formed on a base.

[0006]

Next, an incinerator according to the present invention will be described with reference to the drawings. 1 is a front view of the present invention, reference numeral 1 indicates an incinerator according to the present invention, reference numeral 2 indicates a combustion dust collecting portion, and the combustion dust collecting portion 2 is installed on a base 12, A combustion unit and a dust collection unit that incinerate the incineration object are provided in the combustion dust collection unit 2, and a first combustion unit and a second combustion unit are provided in the combustion unit. At the rear of the combustion dust collector 2, there is a blower storage box 3 in which a blower is stored, and at the front is a charging port 10a for charging an incineration object to be burned and burned.
There is a dust outlet 11 on the side surface of the combustion dust collector 2 for taking out the collected dust. Combustion dust collector 2
A second combustion section 4 is formed on the upper side of the first combustion chamber 1
This is because the incineration object that could not be incinerated at 0 is completely burned and incinerated in this combustion section. The left and right sides of the second combustion unit 4 are provided with a dust collecting cylinder 5 having a dust collecting and discharging cylinder 5a and a steam chimney 6 having a steam discharging cylinder 6a for discharging steam. 4, the dust collecting cylinder 5, and the vapor discharging cylinder 6 are connected to each other by a connecting portion 7
・ Connected by 8. Reference numeral 9 is a pipe for supplying cooling water, reference numeral 22 is a heat exchanger, and the heat exchanger 22 is a device for turning cold water into hot water.

FIG. 2 is a longitudinal sectional view taken along the line AB in FIG. 1. In the drawing, reference numeral 10 indicates a combustion chamber, reference numeral 10a indicates a charging port lid, and a large number of inner wall plates of the combustion chamber 10 are provided. Air holes 30, 30, 30, 30, ... Are formed, and those air holes 30, 30, 30, 30, ... Of the air feed pipes 29, 29, 29, 29 ,. The tip is connected and the other ends of the air feed pipes 29, 29, 29, 29, ... Are connected to the air feed pipe 32 so that air is blown into the first combustion chamber 10. Thus, the reason why the air is sent into the first combustion chamber is to completely burn the incineration object in the first combustion chamber 10. An air feed pipe 33 is also disposed between the inner inner wall plate 28 and the outer outer wall plate 25 of the first combustion chamber 10, and a large number of air feed pipes 24, 24, 24 from the air feed pipes 32, 33 into the combustion chamber 10.・ 24
... is provided, and a large number of air holes are also formed in the inner wall plate 28, and the air feed pipe 24 is formed in these air holes.
24.24.24.24 ... are connected and the air feed pipes 24.24.24.24.24.
Are connected to the air feed pipe 33. Inner wall plate 2
8 and the back outer wall plate 25 are inclined. In this way, the back inner wall plate 28 and the back outer wall plate 25 are inclined in order to improve combustion efficiency. In the air feed pipe 35 to which the air feed pipe 33 is connected, the wind generated by the drive of the blower 3a is fed into the air feed pipe 33 through the air feed pipe 39 and the hollow 12a in the base, and a large number of air From the hole to the first combustion chamber 1
Sent to 0. The back outer wall plate 25 and the back inner wall plate 28 are fixed by a large number of bolts 27, 27, 27, 27, 27, 27 ..., And an air feed pipe is provided between the back inner wall plate 28 and the back outer wall plate 25. Even if the inner inner wall plate 28 and the inner inner wall plate 28 are distorted due to expansion of the inner inner wall plate 28 in the direction of the inner outer wall plate 25 and distortion due to the temperature of the inner inner wall plate 28 becoming high due to combustion of the incineration object. Since the cooling water circulates in the back outer wall plate 25
Is not directly heated. Reference numeral 34 is an ignition device, and reference numeral 34a is a first burner. In the first combustion chamber 10,
Combustion aids 36 and 37 are attached, and a large number of air holes are formed on the ceiling and the peripheral surface of the combustion aids 36 and 37, and the air is sent into the combustion chamber 10 at the time of combustion through the air holes. Combustion aid 36.3 in the first combustion chamber 10
The air sent to 7 is driven by the blower 3 a installed and installed in the blower storage box 3, and the blower pipe 39
The air is sent into the inside of the hollow 12a of the base formed in the inside of the base 12 and the air is sent into the combustion assisting devices 36 and 37.
It is sent into the combustion chamber 10 through the air holes formed therein, and assists the combustion of the incineration object. The combustion exhaust gas generated by the combustion of the incineration material in the combustion chamber 10 passes through the space 15 so as to make a left turn as shown by arrows a and b, and the second combustion formed in the second combustion section 4 is performed. It is sent to the chamber 16 and the second burner incinerates the remaining unburned matter that has not completely burned in the first combustion chamber.

The second combustion chamber 16 is provided with a perforated plate 16a, the second burner 14 is provided on the back surface of the perforated plate 16a, and the incomplete combustion substance near the perforated plate 16a is a perforated plate. It is burned by the heat of 16a. Further, the second burner 14
And the material which is not burned by the porous plate 16a is sent to the dust collecting chamber 46, and the fine unburned material is burned by the third burner. The heavy dust in the combustion exhaust sent into the dust collecting cylinder 18 of the dust collecting portion 5 falls into the dust collecting box 38, and the dust-free exhaust is discharged into the atmosphere from the dust collecting stack 5a. In FIG. 2, reference numerals 2a, 6a, 20a are cooling water. Figure 1
3 to FIG. 3, an inverter for controlling the strength of the blower is not shown, but it may be installed.

FIG. 3 is a vertical cross-sectional view of the main part of the double incinerator according to the present invention. Reference numeral 42 is a cover, reference numeral 43 is an outer wall plate, and FIG.
Reference numeral 45 denotes an inner wall plate, and an air feed pipe 44 for feeding air into the combustion chamber 10 between the inner wall plate 45 and the outer wall plate 42.
・ 44 ・ 44 ・ ・ are arranged in a large number and cooling water is circulated. The inner wall plate 45 and the outer wall plate 43 include a large number of support bolts 40, 40, 40, 40, ... 41, 41.
By 41.41 ..., the inner wall plate 45 and the outer wall plate 43 are mutually supported so as not to be distorted by heating, and the inner wall plate 45 and the outer wall plate 43 always maintain an equal distance. It has a structure.

FIG. 4 is a transverse sectional view taken along the line E--F in FIG. 1. Reference numeral 42 is a cover, reference numeral 43 is an outer wall plate, and reference numeral 4 is shown.
Reference numeral 5 denotes an inner wall plate, and a large number of air feed pipes 29 are arranged between the outer wall plate 43 and the inner wall plate 45 so as to surround the combustion chamber air feed 10, and have a structure that allows cooling water to circulate. ing.

[0010]

As described above, according to the present invention, since the incinerator has the double structure of the inner wall plate and the inner wall plate and is fixed by the bolts, the outer wall plate is heated even if the inner wall plate is heated. Is not overheated, and the effect of an incinerator in which the entire incinerator is not distorted and deformed can be obtained. Further, since the incinerator is not deformed, it can be used for a long period of time, and there is an effect that it is economical because it is not frequently purchased again. Further, the present invention has extremely high combustion efficiency and does not pollute the atmosphere because it burns completely.
The effect is that the incinerator is extremely good for the environment.

[Brief description of drawings]

FIG. 1 is a front view of a double incinerator according to the present invention.

2 is a vertical cross-sectional view taken along the line AB in FIG.

FIG. 3 is a longitudinal sectional view of a main part of the double incinerator according to the present invention.

FIG. 4 is a cross-sectional view taken along the line EF in FIG.

[Explanation of symbols]

1 Incinerator 2 Combustion dust collection part 2a Cooling water 3 Blower storage box 3a Blower 4 Second combustion part 5 Dust collection part 5a Dust collection chimney 6 Steam chimney 6a Cooling water 7.8 Connection part 9 Pipe 10 First combustion chamber 10a Input Palate 11 Dust outlet 12 Base 12a Base hollow 13 Second burner 14 Third burner 15 Space 16 Second combustion chamber 16a Perforated plate 17 Dust collection combustion chamber 18 Dust collection cylinder 19 Partition support plate 20 Casters -20a Cooling water 21 Hollow 22 Heat exchanger 23/27 Support bolt 23a Support bolt 24 Air supply pipe 25 Back outer wall plate 26 Water passage part 28 Back inner wall plate 29 Air supply pipe 30/33 Air hole 31 Support bolt 34 Ignition device 34a No. 1 Burner 35 Air 36/37 Combustion Assister 38 Dust Collection Box 39 Blower Pipe 40/41 Support Bolt 42 Cover 43 Outer Wall Plate 44 Air Feed Pipe 45 Inner Wall Plate 46 Dust collection chamber 47 Base hollow

Claims (3)

[Claims] 1. An incinerator comprising a blower, a combustion chamber and a dust collecting chamber containing a dust collecting chamber, wherein the combustion chamber has a double structure consisting of a back inner wall plate, a back outer wall plate, and an inner wall plate and an outer wall plate. An air feed pipe is arranged between the inner wall plate and the outer wall plate to form a water passage for circulating cooling water, and a large number of air holes connected to the air feed pipe are provided in the inner wall plate and the inner wall plate at the back, A dual structure incinerator characterized in that a combustion supporter having a large number of air holes is provided on a base. 2. The dual structure incinerator according to claim 1, wherein an inverter is connected to the blower to automatically control the feeding of air into the combustion chamber. 3. A dual structure incinerator according to claim 1, wherein a heat exchanger is provided near the steam chimney.