JPH06313531A - Mounting structure of air-cooled wall plate for incinerating furnace - Google Patents
Mounting structure of air-cooled wall plate for incinerating furnaceInfo
- Publication number
- JPH06313531A JPH06313531A JP10382793A JP10382793A JPH06313531A JP H06313531 A JPH06313531 A JP H06313531A JP 10382793 A JP10382793 A JP 10382793A JP 10382793 A JP10382793 A JP 10382793A JP H06313531 A JPH06313531 A JP H06313531A
- Authority
- JP
- Japan
- Prior art keywords
- air
- wall plate
- support plate
- plate
- cooled wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、焼却炉の空冷壁プレー
トの取付構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air cooling wall plate mounting structure for an incinerator.
【０００２】[0002]
【従来の技術】従来のごみ焼却炉としては、例えば図２
に示すようなものがある。図２において、焼却炉１の燃
焼室は、乾燥帯域、主燃焼帯域、後燃焼帯域等の複数の
帯域を段状に設けて形成しており、各帯域の炉床はスト
ーカ２によって構成している。ストーカ２は固定ロスト
ル３と可動ロストル４を交互に配置したもので、可動ロ
ストル４の出退によってストーカ２上のごみを乾燥帯域
から主燃焼帯域へ、主燃焼帯域から後燃焼帯域へと移動
させるものである。焼却炉１の側壁は耐火煉瓦等で形成
しており、側壁のストーカ２に近い下部は耐熱鋳鋼製の
空冷壁プレート５で構成している。この空冷壁プレート
５からなる側壁は、サポート板の炉外側に空気通路を有
し、サポート板の炉内側に空冷壁プレート５を取り付け
ており、冷却のために背面側に供給した空気が隣接する
空冷壁プレート５の間に形成した間隙から二次空気とし
て炉内に噴出するように構成している。2. Description of the Related Art As a conventional refuse incinerator, for example, FIG.
There is something like. In FIG. 2, the combustion chamber of the incinerator 1 is formed by providing a plurality of zones such as a drying zone, a main combustion zone, and a post-combustion zone in a stepwise manner, and the hearth of each zone is constituted by the stoker 2. There is. The stoker 2 is configured by alternately arranging the fixed rostruts 3 and the movable rostruts 4, and by moving the movable rostrur 4 back and forth, the dust on the stoker 2 is moved from the dry zone to the main combustion zone and from the main combustion zone to the post combustion zone. It is a thing. The side wall of the incinerator 1 is made of refractory brick or the like, and the lower part of the side wall near the stoker 2 is made of an air-cooled wall plate 5 made of heat-resistant cast steel. The side wall including the air-cooling wall plate 5 has an air passage outside the furnace of the support plate, and the air-cooling wall plate 5 is attached inside the furnace of the support plate, and the air supplied to the back side for cooling is adjacent to the side wall. Secondary air is jetted into the furnace from a gap formed between the air-cooling wall plates 5.
【０００３】[0003]
【発明が解決しようとする課題】しかし、近年において
は、ごみに含まれる紙の量が多大であるためにごみ質が
燃え易く、あるいはごみの中に含まれたスプレー缶等の
爆発により、焼却炉の炉内温度が設計時に想定した許容
温度を越える異常燃焼状態が発生し、空冷壁プレート５
の短命化や損傷を招いている。このため、定期的なメン
テナンス時以外に焼却炉１の運転を停止して補修を行う
必要があり、焼却炉１の稼働効率の低下を招いている。However, in recent years, since the amount of paper contained in the waste is large, the quality of the waste easily burns, or it is incinerated by the explosion of a spray can or the like contained in the waste. An abnormal combustion state occurs in which the temperature inside the furnace exceeds the allowable temperature assumed at the time of design, and the air cooling wall plate 5
Of shortevity and damage. For this reason, it is necessary to stop the operation of the incinerator 1 and perform repairs other than at the time of regular maintenance, which causes a decrease in the operating efficiency of the incinerator 1.
【０００４】本発明は補修時等において空冷壁プレート
を容易に着脱することができ、空冷壁プレートの取替時
間の短縮化によって補修に伴う焼却炉の稼働効率の低下
を抑制することができる焼却炉の空冷壁プレートの取付
構造を提供することを目的とする。According to the present invention, the air-cooling wall plate can be easily attached and detached at the time of repairing, etc., and by shortening the replacement time of the air-cooling wall plate, it is possible to suppress a decrease in operating efficiency of the incinerator due to the repairing. An object is to provide a mounting structure for an air-cooled wall plate of a furnace.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決するため
に、本発明の焼却炉の空冷壁プレートの取付構造は、サ
ポート板の炉外側に空気通路を有し、サポート板の炉内
側に空冷壁プレートを取り付けて側壁を形成する焼却炉
において、サポート板に取付用孔を設け、空冷壁プレー
トの背面側に、前記取付用孔に係合して空冷壁プレート
を支持するフック部と、フック部の下方に位置してサポ
ート板に当接する突起部とを設けた構成としたものであ
る。In order to solve the above-mentioned problems, an air-cooled wall plate mounting structure of an incinerator according to the present invention has an air passage on the outside of a support plate and an air-cooling on the inside of a support plate. In an incinerator in which a wall plate is attached to form a side wall, a support plate is provided with an attachment hole, and a hook portion that engages with the attachment hole and supports the air-cooled wall plate on the back side of the air-cooled wall plate, and a hook. And a projecting portion which is located below the portion and comes into contact with the support plate.
【０００６】[0006]
【作用】上記した構成により、装着時には、空冷壁プレ
ートのフック部を炉内側からサポート板の取付用孔に挿
入し、取付用孔の開口周縁部でフック部を係止して空冷
壁プレートをサポート板に取り付けるとともに、突起部
をサポート板に当接させる。この状態で、空冷壁プレー
トは突起部とフック部によりサポート板に対して複数点
で支持され、空冷壁プレートとサポート板との間に通気
用の適当間隙が形成される。With the above-described structure, at the time of mounting, the hook portion of the air-cooling wall plate is inserted into the mounting hole of the support plate from the inside of the furnace, and the hook portion is locked at the peripheral edge of the opening of the mounting hole to secure the air-cooling wall plate. The protrusion is brought into contact with the support plate while being attached to the support plate. In this state, the air cooling wall plate is supported at a plurality of points by the protrusion and the hook portion with respect to the support plate, and an appropriate gap for ventilation is formed between the air cooling wall plate and the support plate.
【０００７】また、空冷壁プレートを外す時には、炉内
側から空冷壁プレートを持ち上げてフック部と取付用孔
の係合を解除することにより空冷壁プレートを容易にサ
ポート板から離間させることができる。Further, when removing the air-cooling wall plate, the air-cooling wall plate can be easily separated from the support plate by lifting the air-cooling wall plate from the inside of the furnace to release the engagement between the hook portion and the mounting hole.
【０００８】したがって、取付用孔に対してフック部を
係合離脱させるだけで空冷壁プレートをサポート板に容
易に着脱することができ、空冷壁プレートの取替時間の
短縮化によって補修に伴う焼却炉の稼働効率の低下を抑
制することができる。Therefore, the air-cooling wall plate can be easily attached to and detached from the support plate only by engaging and disengaging the hook portion with respect to the mounting hole, and the incineration accompanying the repair is shortened by shortening the replacement time of the air-cooling wall plate. It is possible to suppress a decrease in operating efficiency of the furnace.
【０００９】[0009]
【実施例】以下、本発明の一実施例を図面に基づいて説
明する。図１において、焼却炉の側壁１１は炉内側Ａに
位置する鉄製のサポート板１２と、炉外側Ｂに位置する
外壁１３と、外壁１３とサポート板１２の間に位置する
仕切板１３ａと、サポート板１２の炉内側Ａに位置する
耐熱鋳鋼製の空冷壁プレート１４とで構成しており、外
壁１３は内部に断熱材１３ｂを内包している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, a side wall 11 of the incinerator is an iron support plate 12 located inside the furnace A, an outer wall 13 located outside the furnace B, a partition plate 13 a located between the outer wall 13 and the support plate 12, and a support. It is composed of an air-cooled wall plate 14 made of heat-resistant cast steel, which is located inside the furnace 12 of the plate 12, and the outer wall 13 internally encloses a heat insulating material 13b.
【００１０】仕切板１３ａは外壁１３との間に空気通路
１５ａを形成し、サポート板１２との間に空気通路１５
ｂを形成している。また、サポート板１２と空冷壁プレ
ート１４の間には通気用間隙１６を形成している。An air passage 15a is formed between the partition plate 13a and the outer wall 13, and an air passage 15 is formed between the partition plate 13a and the support plate 12.
b is formed. A ventilation gap 16 is formed between the support plate 12 and the air-cooling wall plate 14.
【００１１】サポート板１２には空冷壁プレート１４を
取り付けるための取付用孔１７を形成しており、取付用
孔１７は空気通路１５ｂと通気用間隙１６を連通し空気
１８の通気路を兼ねている。A mounting hole 17 for mounting the air-cooling wall plate 14 is formed in the support plate 12, and the mounting hole 17 connects the air passage 15b and the ventilation gap 16 and also serves as a ventilation path for the air 18. There is.
【００１２】空冷壁プレート１４の背面側には取付用孔
１７に挿通可能なフック部１９を設けており、フック部
１９は鉤状をなして取付用孔１７の開口周縁部１７ａに
係合し、サポート板１２に対して空冷壁プレート１４を
係止している。また、空冷壁プレート１４の背面にはサ
ポート板１２に当接する突起部２０を設けており、突起
部２０は空冷壁プレート１４とサポート板１２との間に
通気用間隙１６を形成するものである。フック部１９お
よび突起部２０は空冷壁プレート１４に一体的に形成し
たものである。A hook portion 19 which can be inserted into the mounting hole 17 is provided on the rear side of the air-cooling wall plate 14, and the hook portion 19 has a hook shape and engages with an opening peripheral edge portion 17a of the mounting hole 17. The air-cooling wall plate 14 is locked to the support plate 12. Further, a protrusion 20 that abuts the support plate 12 is provided on the back surface of the air-cooling wall plate 14, and the protrusion 20 forms a ventilation gap 16 between the air-cooling wall plate 14 and the support plate 12. . The hook portion 19 and the protrusion portion 20 are formed integrally with the air cooling wall plate 14.
【００１３】サポート板１２には複数の空冷壁プレート
１４が格子状に配列されており、隣接する空冷壁プレー
ト１４の間には下方に向く空気吹出用間隙２１を形成し
ている。このため、隣接する空冷壁プレート１４の相互
の縁端面は相対向する傾斜面１４ａ，１４ｂをなしてい
る。A plurality of air-cooling wall plates 14 are arranged in a grid on the support plate 12, and air-blowing gaps 21 facing downward are formed between adjacent air-cooling wall plates 14. For this reason, the edge surfaces of the adjacent air-cooling wall plates 14 form inclined surfaces 14a and 14b facing each other.
【００１４】以下、上記構成における作用を説明する。
空冷壁プレート１４をサポート板１２に装着した状態に
おいて、空気通路１５ａを流れる空気１８は仕切板１３
ａの上端縁側から空気通路１５ｂに流入し、空気通路１
５ｂに流入した空気１８は取付用孔１７を通して通気用
間隙１６に流入し、空冷壁プレート１４を背面側から冷
却する。通気用間隙１６に流入した空気１８は空気吹出
用間隙２１から炉内に二次空気として噴出する。The operation of the above structure will be described below.
In the state where the air-cooling wall plate 14 is attached to the support plate 12, the air 18 flowing through the air passage 15a is separated by the partition plate 13.
a from the upper edge side of a into the air passage 15b,
The air 18 flowing into 5b flows into the ventilation gap 16 through the mounting hole 17 and cools the air-cooling wall plate 14 from the back side. The air 18 flowing into the ventilation gap 16 is ejected as secondary air into the furnace through the air ejection gap 21.
【００１５】空冷壁プレート１４の装着時には、空冷壁
プレート１４のフック部１９を炉内側Ａからサポート板
１２の取付用孔１７に挿入し、取付用孔１７の開口周縁
部１７ａでフック部１９を係止して空冷壁プレート１４
をサポート板１２に取り付けるとともに、突起部２０を
サポート板１２に当接させる。この状態で、空冷壁プレ
ート１４は突起部２０とフック部１９によりサポート板
１２に対して複数点で支持され、空冷壁プレート１４と
サポート板１２との間に通気用間隙１６が形成される。When mounting the air-cooling wall plate 14, the hook portion 19 of the air-cooling wall plate 14 is inserted into the mounting hole 17 of the support plate 12 from the inside A of the furnace, and the hook portion 19 is attached to the opening peripheral edge portion 17a of the mounting hole 17. Lock and air cooling wall plate 14
Is attached to the support plate 12, and the protrusion 20 is brought into contact with the support plate 12. In this state, the air cooling wall plate 14 is supported at a plurality of points with respect to the support plate 12 by the protrusions 20 and the hook portions 19, and the ventilation gaps 16 are formed between the air cooling wall plate 14 and the support plate 12.
【００１６】また、空冷壁プレート１４を外す時には、
炉内側から空冷壁プレート１４を持ち上げてフック部１
４と取付用孔１７の係合を解除して、取付用孔１７から
フック部１９を引き抜くことにより空冷壁プレート１４
を容易にサポート板１２から離間させることができる。When removing the air-cooling wall plate 14,
Lift the air-cooled wall plate 14 from the inside of the furnace to hook 1
4 is disengaged from the mounting hole 17 and the hook portion 19 is pulled out from the mounting hole 17 to remove the air-cooled wall plate 14.
Can be easily separated from the support plate 12.
【００１７】したがって、取付用孔１７に対してフック
部１９を係合離脱させるだけで空冷壁プレート１４をサ
ポート板１２に容易に着脱することができ、空冷壁プレ
ート１４の取替時間の短縮化によって補修に伴う焼却炉
の稼働効率の低下を抑制することができる。Therefore, the air cooling wall plate 14 can be easily attached to and detached from the support plate 12 only by engaging and disengaging the hook portion 19 with respect to the mounting hole 17, and the replacement time of the air cooling wall plate 14 can be shortened. As a result, it is possible to suppress a decrease in the operating efficiency of the incinerator due to the repair.
【００１８】[0018]
【発明の効果】以上述べたように本発明によれば、装着
時に突起部により空気を通気するための間隙を確保しな
がらサポート板に対して空冷壁プレートを保持でき、取
付用孔に対してフック部を係合離脱させるだけで空冷壁
プレートをサポート板に容易に着脱することができるの
で、空冷壁プレートの取替時間の短縮化によって補修に
伴う焼却炉の稼働効率の低下を抑制することができる。As described above, according to the present invention, it is possible to hold the air-cooling wall plate against the support plate while securing a gap for ventilating the air through the protrusion during mounting, and to mount it in the mounting hole. The air-cooling wall plate can be easily attached to and detached from the support plate simply by engaging and disengaging the hook part, so that the reduction of the replacement time of the air-cooling wall plate can suppress the decrease in the operating efficiency of the incinerator due to the repair. You can
【図１】本発明の一実施例における焼却炉の側壁の断面
図である。FIG. 1 is a sectional view of a side wall of an incinerator according to an embodiment of the present invention.
【図２】従来の焼却炉の燃焼室を示す斜視図である。FIG. 2 is a perspective view showing a combustion chamber of a conventional incinerator.
１１ 側壁 １２ サポート板 １３ａ 仕切板 １４ 空冷壁プレート １５ａ，１５ｂ 空気通路 １７ 取付用孔 １９ フック部 ２０ 突起部 11 Side Walls 12 Support Plates 13a Partition Plates 14 Air Cooling Wall Plates 15a, 15b Air Passages 17 Mounting Holes 19 Hooks 20 Projections
───────────────────────────────────────────────────── フロントページの続き (72)発明者 西尾 正二 大阪府大阪市浪速区敷津東一丁目２番47号 株式会社クボタ内 (72)発明者 柳生 雅雄 大阪府大阪市浪速区敷津東一丁目２番47号 株式会社クボタ内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shoji Nishio 1-47 Shikazu East, Naniwa-ku, Osaka City, Osaka Prefecture Kubota Co., Ltd. (72) Inventor Masao Yagyu Toichi, Shizutsu, Naniwa-ku, Osaka City, Osaka 2-47, Kubota Co., Ltd.
Claims (1)
サポート板の炉内側に空冷壁プレートを取り付けて側壁
を形成する焼却炉において、サポート板に取付用孔を設
け、空冷壁プレートの背面側に、前記取付用孔に係合し
て空冷壁プレートを支持するフック部と、フック部の下
方に位置してサポート板に当接する突起部とを設けたこ
とを特徴とする焼却炉の空冷壁プレートの取付構造。1. An air passage is provided outside the furnace of the support plate,
In an incinerator in which an air-cooling wall plate is attached to the inside of a support plate to form a side wall, a mounting hole is provided in the support plate, and the back side of the air-cooling wall plate is engaged with the mounting hole to form the air-cooling wall plate. An attachment structure for an air-cooled wall plate of an incinerator, comprising: a hook portion that supports the protrusion; and a protrusion portion that is located below the hook portion and that abuts on a support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10382793A JPH06313531A (en) | 1993-04-30 | 1993-04-30 | Mounting structure of air-cooled wall plate for incinerating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10382793A JPH06313531A (en) | 1993-04-30 | 1993-04-30 | Mounting structure of air-cooled wall plate for incinerating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06313531A true JPH06313531A (en) | 1994-11-08 |
Family
ID=14364256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10382793A Pending JPH06313531A (en) | 1993-04-30 | 1993-04-30 | Mounting structure of air-cooled wall plate for incinerating furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06313531A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200455709Y1 (en) * | 2010-01-13 | 2011-09-20 | 주식회사 진화메탈 | Screen liners for incinerators |
-
1993
- 1993-04-30 JP JP10382793A patent/JPH06313531A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200455709Y1 (en) * | 2010-01-13 | 2011-09-20 | 주식회사 진화메탈 | Screen liners for incinerators |
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