JPH0814788A - Burner - Google Patents

Burner

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Publication number
JPH0814788A
JPH0814788A JP14489594A JP14489594A JPH0814788A JP H0814788 A JPH0814788 A JP H0814788A JP 14489594 A JP14489594 A JP 14489594A JP 14489594 A JP14489594 A JP 14489594A JP H0814788 A JPH0814788 A JP H0814788A
Authority
JP
Japan
Prior art keywords
header
heat
shield plate
heat exchange
heat shield
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.)
Granted
Application number
JP14489594A
Other languages
Japanese (ja)
Other versions
JP3283381B2 (en
Inventor
Yoshitoshi Koyama
美登志 小山
Kunio Sakai
邦男 酒井
Sei Hisaoka
聖 久岡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP14489594A priority Critical patent/JP3283381B2/en
Publication of JPH0814788A publication Critical patent/JPH0814788A/en
Application granted granted Critical
Publication of JP3283381B2 publication Critical patent/JP3283381B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Details Of Heat-Exchange And Heat-Transfer (AREA)

Abstract

PURPOSE:To inhibit superheat of a header and alleviate stress. CONSTITUTION:Heat exchanger tubes 6 are mounted to a plurality of communication holes of a header 4 which passes high temperature combustion gas from a burner section 3 of a combustion unit respectively. While the inner surface of the header 4 is coated on one hand, a header heat shielding plate 9, which communicates with each of the heat exchanger tubes 6, is installed to their respective communication holes. The header 4 is designed to consist of a heat resistant material higher than the header 4.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】燃焼部で燃焼された高温の燃焼ガ
スをヘッダー部により複数の熱交換管内に通すように分
流させる温風暖房機に好適な燃焼装置に係り、特に、ヘ
ッダーの過熱の防止を図った燃焼装置に関する。
[Industrial field of application] The present invention relates to a combustion device suitable for a hot-air heater that diverts high-temperature combustion gas combusted in a combustion section so as to pass through a plurality of heat exchange pipes by a header section, and particularly relates to heating of the header The present invention relates to a combustion device for which prevention is intended.

【0002】[0002]

【従来の技術】従来、この種の温風暖房機の一例として
は、高温燃焼ガスを吐出する燃焼筒に、ヘッダーを介し
て複数の熱交換管を並設しているものがある。これは、
燃焼筒からの高温の燃焼ガスを複数の熱交換管内へ通
し、これら熱交換管の外側で加熱された暖気を送風ファ
ンにより温風として室内へ送風して暖房するものであ
り、高温燃焼ガスを複数の熱交換管に分流させるので、
熱交換効率が高い。
2. Description of the Related Art Heretofore, as an example of this kind of hot air heater, there is one in which a plurality of heat exchange tubes are arranged in parallel with each other through a header in a combustion cylinder for discharging high temperature combustion gas. this is,
The hot combustion gas from the combustion tube is passed through multiple heat exchange tubes, and the warm air heated outside these heat exchange tubes is blown into the room as warm air by a blower fan to heat it. Since it is divided into multiple heat exchange tubes,
High heat exchange efficiency.

【0003】[0003]

【発明が解決しようとする課題】しかしながら、このよ
うな従来の温風暖房機では、高温の燃焼ガスが比較的広
い燃焼筒内から狭い各熱交換管内へ分流するので、その
分流部のヘッダーに、高温燃焼ガスが集中的に衝当す
る。
However, in such a conventional hot-air heater, since the high-temperature combustion gas is diverted from the relatively wide combustion cylinder into the narrow heat exchange pipes, the header of the diverter portion is divided. The hot combustion gas hits intensively.

【0004】このために、ヘッダーが過熱されるので、
応力集中が発生してヘッダーの強度を低下させ、故障等
の不具合を発生させるという課題がある。
Because of this, the header is overheated,
There is a problem in that stress concentration causes the strength of the header to be reduced, resulting in a malfunction such as a failure.

【0005】そこで本発明はこのような事情を考慮して
なされたもので、その目的はヘッダーの過熱を抑制して
応力を軽減することができる燃焼装置を提供することに
ある。
Therefore, the present invention has been made in view of such circumstances, and an object thereof is to provide a combustion device capable of suppressing overheating of a header and reducing stress.

【0006】[0006]

【課題を解決するための手段】本発明は前記課題を解決
するために次のように構成される。
The present invention is configured as follows in order to solve the above-mentioned problems.

【0007】本願の請求項1に記載の発明(以下第1の
発明という)は、燃焼部からの高温の燃焼ガスを通すヘ
ッダーの複数の流通孔に、熱交換管をそれぞれ取付ける
燃焼装置において、前記ヘッダーの内面を被覆する一
方、前記流通孔にそれぞれ連通する透孔を穿設した遮熱
板を設けたことを特徴とする。
The invention according to claim 1 of the present application (hereinafter referred to as the first invention) is a combustion apparatus in which heat exchange pipes are respectively attached to a plurality of through holes of a header through which a high-temperature combustion gas from a combustion section is passed, A heat shield plate is provided, which covers the inner surface of the header and has through holes that communicate with the circulation holes.

【0008】また、本願の請求項2に記載の発明(以下
第2の発明という)は、遮熱板は、ヘッダーよりも高い
耐熱性材料よりなることを特徴とする。
The invention according to claim 2 of the present application (hereinafter referred to as the second invention) is characterized in that the heat shield plate is made of a heat resistant material higher than that of the header.

【0009】さらに、本願の請求項3に記載の発明(以
下第3の発明という)は、遮熱板は、ヘッダーに結合部
材により1箇所で固定されていることを特徴とする。
Furthermore, the invention according to claim 3 of the present application (hereinafter referred to as the third invention) is characterized in that the heat shield plate is fixed to the header at one place by a coupling member.

【0010】さらにまた、本願の請求項4に記載の発明
(以下第4の発明という)は、遮熱板は、その各透孔の
外周縁部に、各熱交換管の一端部内に突出する筒状突起
を一体に形成していることを特徴とする。
Furthermore, in the invention according to claim 4 of the present application (hereinafter referred to as the fourth invention), the heat shield plate projects into the outer peripheral edge portion of each through hole thereof into one end portion of each heat exchange tube. It is characterized in that the cylindrical projection is integrally formed.

【0011】また、本願の請求項5に記載の発明(以
下、第5の発明という)は、遮熱板は熱交換管の一端部
内に突出する前記筒状突起の外周面は、熱交換管内面と
接触しないように構成することを特徴とする。
In the invention according to claim 5 of the present application (hereinafter referred to as the fifth invention), the heat shield plate has an outer peripheral surface of the cylindrical projection protruding into one end of the heat exchange tube, It is characterized in that it is configured so as not to contact the surface.

【0012】[0012]

【作用】[Action]

<第1〜第5の発明>高温の燃焼ガスに晒されるヘッダ
ーの前(内)面を遮熱板により被覆したので、ヘッダー
の過熱を防止して応力を軽減することができる。
<First to Fifth Inventions> Since the front (inner) surface of the header exposed to high temperature combustion gas is covered with the heat shield plate, overheating of the header can be prevented and stress can be reduced.

【0013】<第2の発明>遮熱板は、ヘッダーよりも
高い耐熱性材料よりなるので、遮熱板自体の過熱を防止
して応力を軽減することができる。
<Second Invention> Since the heat shield plate is made of a heat-resistant material higher than that of the header, it is possible to prevent overheating of the heat shield plate itself and reduce stress.

【0014】<第3の発明>遮熱板は、ヘッダーにリベ
ット等の結合部材により1箇所で固定されているので、
熱伸びが自由となり、熱応力の集中を抑制することがで
きる。
<Third Invention> Since the heat shield plate is fixed to the header at one place by a connecting member such as a rivet,
The thermal elongation becomes free, and the concentration of thermal stress can be suppressed.

【0015】<第4の発明>遮熱板の筒状突起により各
熱交換管の一端部とヘッダーの流通孔との接続端部を被
覆するので、これら各熱交換管の一端部の熱応力集中を
抑制することができる。
<Fourth Invention> Since the connecting end portion between one end of each heat exchange tube and the flow hole of the header is covered with the cylindrical projection of the heat shield plate, the thermal stress at one end of each heat exchange tube is covered. Concentration can be suppressed.

【0016】<第5の発明>遮熱板の熱交換管の一端部
内に突出する前記筒状突起の外周面を、熱交換管内面と
接触しないように構成したため、遮熱板の高熱が、熱交
換管に伝熱し、悪影響することを抑制できる。
<Fifth Invention> Since the outer peripheral surface of the cylindrical projection projecting into one end of the heat exchange tube of the heat shield plate is configured not to contact the inner surface of the heat exchange tube, the high heat of the heat shield plate is It is possible to suppress heat transfer to the heat exchange tube and adverse effects.

【0017】[0017]

【実施例】以下、本発明を図1〜図7に基づいて説明す
る。なお、図1〜図7中、同一または相当部分には同一
符号を付している。
DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to FIGS. 1 to 7, the same or corresponding parts are designated by the same reference numerals.

【0018】図1は本発明の一実施例の縦断面図であ
り、この図1において、燃焼装置1は例えば温風暖房機
に適用されるものであり、図2と図3でも示す円筒状の
燃焼筒2の図1中右側開口端には、燃料を燃焼させて火
炎と高温の燃焼ガスを発生させる燃焼部のバーナ部3を
同心状に結合しており、燃焼筒2の図中左端のガス吐出
口から高温の燃焼ガスを吐出させるようになっている。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention. In FIG. 1, the combustion device 1 is applied to, for example, a hot air heater, and has a cylindrical shape shown in FIGS. 2 and 3. The burner section 3 of the combustion section that burns the fuel to generate the flame and the high-temperature combustion gas is concentrically connected to the open end of the combustion tube 2 of FIG. The high temperature combustion gas is discharged from the gas discharge port.

【0019】この燃焼筒2の燃焼ガス吐出口開口端に
は、例えばSUS304等よりなるヘッダー4の図中上
半部を図4(A)で示すように例えばかしめにより固定
している。
The upper half of the header 4 made of, for example, SUS304 is fixed to the open end of the combustion gas discharge port of the combustion cylinder 2 by caulking as shown in FIG. 4 (A).

【0020】ヘッダー4は、その図1中左側面(内面)
に、その全面を覆うように有底椀状のヘッダーカバー5
を取付けており、燃焼筒2からの高温燃焼ガスの流れを
ヘッダー4の下半部へ転向させるようになっている。
The header 4 has a left side surface (inner surface) in FIG.
In addition, a bottomed bowl-shaped header cover 5 covering the entire surface
Is attached to divert the flow of the high temperature combustion gas from the combustion tube 2 to the lower half of the header 4.

【0021】ヘッダー4の下半部には、例えば円形の流
通孔4aをそれぞれ板厚方向に貫通させるように穿設
し、これら各流孔4aには図1〜図3で示す複数本の熱
交換管6の一端部を図4(B)に示すようにかしめ等に
より取付けて多管式熱交換器に構成している。各熱交換
管6はその他端部を図2、図3で示す円板状の端板7の
各取付孔7aに同心状に固定し、端板7の外側面には有
底円筒状の排気カバー8を同心状に固定し、この排気カ
バー8の排気部8aから燃焼ガスを外部へ排気するよう
になっている。
Circular flow holes 4a, for example, are formed in the lower half of the header 4 so as to penetrate in the plate thickness direction, and a plurality of heat holes shown in FIGS. One end of the exchange tube 6 is attached by caulking or the like as shown in FIG. 4 (B) to form a multi-tube heat exchanger. The other end of each heat exchange tube 6 is concentrically fixed to each mounting hole 7a of the disk-shaped end plate 7 shown in FIGS. 2 and 3, and the bottom surface of the end plate 7 is a cylindrical exhaust gas. The cover 8 is concentrically fixed, and combustion gas is exhausted to the outside from an exhaust portion 8a of the exhaust cover 8.

【0022】そして、ヘッダー4の下半部の内面上には
図6、図7(A)で示すヘッダー遮熱板9を固定してヘ
ッダー4の下半部内面を被覆している。
On the inner surface of the lower half of the header 4, a header heat shield plate 9 shown in FIGS. 6 and 7A is fixed to cover the inner surface of the lower half of the header 4.

【0023】ヘッダー遮熱板9は例えばSUS304等
よりなるヘッダー4よりも耐熱性の高い材料の例えばS
US310により形成されており、ヘッダー4の各流通
孔4aにそれぞれ対応する透孔9aを例えばバーリング
加工により穿設し、各透孔9aには図5でも示すように
各熱交換管6の内径よりも若干小径で、その一端部内に
同心状に遊びを持って若干突出する円筒状のバーリング
部9bをそれぞれ形成している。
The header heat shield 9 is made of, for example, S, which is a material having higher heat resistance than the header 4 made of SUS304 or the like.
The through holes 9a are formed by US310 and correspond to the respective through holes 4a of the header 4 by, for example, burring, and each through hole 9a is formed from the inner diameter of each heat exchange tube 6 as shown in FIG. Also, a cylindrical burring portion 9b, which has a slightly smaller diameter and is concentrically provided with play and slightly protrudes, is formed in each one end.

【0024】また、ヘッダー遮熱板9は図6に示すよう
に、その上部にリベット孔9cを穿設すると共に、図7
(B)に示すように、リベット孔9c周辺部をヘッダー
4側へ若干凹む円形の凹部9dを形成している。
As shown in FIG. 6, the header heat shield plate 9 has a rivet hole 9c formed in its upper portion, and
As shown in (B), a circular recess 9d that slightly recesses the periphery of the rivet hole 9c toward the header 4 side is formed.

【0025】そこで、図5等に示すようにリベット孔9
cの凹部9d底面をヘッダー4の内面上に密着させて、
リベット孔9cにリベット10を挿通してかしめること
により、ヘッダー4の内面上にヘッダー遮熱板9を若干
浮かせて微少間隙を置いた状態で固定し、ヘッダー4の
内面をヘッダー遮熱板9により被覆している。
Therefore, as shown in FIG.
The bottom surface of the concave portion 9d of c is brought into close contact with the inner surface of the header 4,
By inserting the rivet 10 into the rivet hole 9c and caulking it, the header heat shield plate 9 is slightly floated on the inner surface of the header 4 and fixed with a small gap, and the inner surface of the header 4 is fixed. It is covered by.

【0026】したがって、バーナ部3で発生した高温の
燃焼ガスは図1中矢印で示すように燃焼筒2内を経てヘ
ッダー4とヘッダーカバー5とにより形成される分流部
に流入し、ここで各熱交換管6内に分流し、各熱交換管
6を加熱して外気と熱交換する。
Therefore, the high-temperature combustion gas generated in the burner section 3 flows through the combustion cylinder 2 as shown by the arrow in FIG. 1 into the flow dividing section formed by the header 4 and the header cover 5, where The heat is divided into the heat exchange tubes 6, and each heat exchange tube 6 is heated to exchange heat with the outside air.

【0027】つまり、各熱交換管6回りの外気が加熱さ
れ、図示しない送風ファンにより室内へ温風として送風
されて室内を暖房する。そして、各熱交換管6内を流れ
た燃焼ガスは排気カバー8の排気部8aより外部へ排気
される。
That is, the outside air around each heat exchange tube 6 is heated and blown into the room as warm air by a blower fan (not shown) to heat the room. Then, the combustion gas flowing in each heat exchange pipe 6 is exhausted to the outside from the exhaust portion 8a of the exhaust cover 8.

【0028】したがって本実施例によれば、高温の燃焼
ガスに晒されるヘッダー4の内面をヘッダー遮熱板9に
より被覆したので、ヘッダー4の過熱を防止して応力を
軽減することができる。また、ヘッダー遮熱板9は、ヘ
ッダー4よりも高い耐熱性材料よりなるので、遮熱板9
自体の過熱を防止して応力を軽減することができる。さ
らに、ヘッダー遮熱板9は、ヘッダー4にリベット10
により1箇所で固定されているので、熱伸びが自由とな
り、熱応力の集中を抑制することができる。また、ヘッ
ダー遮熱板9のバーリング部9bにより各熱交換管6の
一端部とヘッダー4の各流通孔4aとの接続部を被覆す
るので、これら各熱交換管6との接続端部の熱応力集中
を抑制することができる。また、ヘッダー遮熱板9の各
熱交換管6の一端部内に突出する各バーリング部9bの
外周面を、各熱交換管6の内面と接触しないように構成
したため、ヘッダー遮熱板9の高熱が、各熱交換管6に
伝熱し、悪影響することを抑制できる。
Therefore, according to the present embodiment, since the inner surface of the header 4 exposed to the high temperature combustion gas is covered with the header heat shield plate 9, it is possible to prevent the header 4 from overheating and reduce the stress. Further, since the header heat shield plate 9 is made of a heat resistant material higher than that of the header 4, the heat shield plate 9 is
It is possible to prevent overheating of itself and reduce stress. Further, the header heat shield plate 9 has a rivet 10 on the header 4.
Since it is fixed at one place, the thermal expansion becomes free and the concentration of thermal stress can be suppressed. Further, since the burring portion 9b of the header heat shield plate 9 covers one end portion of each heat exchange pipe 6 and each connection hole 4a of the header 4, the heat of the connection end portion with each heat exchange pipe 6 is covered. Stress concentration can be suppressed. Further, since the outer peripheral surface of each burring portion 9b projecting into one end of each heat exchange tube 6 of the header heat shield plate 9 is configured not to contact the inner surface of each heat exchange tube 6, high heat of the header heat shield plate 9 is formed. However, it is possible to suppress heat transfer to each heat exchange tube 6 and adverse effects.

【0029】[0029]

【発明の効果】以上説明したように本願第1〜第4の発
明は、高温の燃焼ガスに晒されるヘッダーの内面を遮熱
板により被覆したので、ヘッダーの過熱を防止して応力
を軽減することができる。また、本願第2の発明は、遮
熱板を、ヘッダーよりも高い耐熱性材料により構成した
ので、遮熱板自体の過熱を防止して応力を軽減すること
ができる。
As described above, in the first to fourth inventions of the present application, since the inner surface of the header exposed to the high temperature combustion gas is covered with the heat shield plate, overheating of the header is prevented and stress is reduced. be able to. Further, in the second invention of the present application, since the heat shield plate is made of a heat-resistant material higher than the header, it is possible to prevent overheating of the heat shield plate itself and reduce stress.

【0030】さらに本願第3の発明は、遮熱板をヘッダ
ーにリベット等の結合部材により1箇所で固定している
ので、熱伸びが自由となり、熱応力の集中を抑制するこ
とができる。
Further, in the third invention of the present application, since the heat shield plate is fixed to the header at one place by a connecting member such as a rivet, thermal expansion becomes free and the concentration of thermal stress can be suppressed.

【0031】さらにまた、本願第4の発明は、遮熱板の
筒状突起により各熱交換管の一端部とヘッダーの流通孔
との接続端部を被覆するので、これら各熱交換管との接
続端部の熱応力集中を抑制することができる。
Furthermore, in the fourth invention of the present application, the cylindrical projection of the heat shield plate covers the connection end portion between one end of each heat exchange tube and the flow hole of the header, so that the heat exchange tubes are connected to each other. It is possible to suppress the thermal stress concentration at the connection end.

【0032】また、本願第5の発明は、遮熱板の熱交換
管の一端部内に突出する前記筒状突起の外周面を、熱交
換管内面と接触しないように構成したため、遮熱板の高
熱が、熱交換管に伝熱し、悪影響することを抑制でき
る。
Further, in the fifth aspect of the present invention, since the outer peripheral surface of the cylindrical projection protruding into one end of the heat exchange tube of the heat shield plate is configured not to contact the inner surface of the heat exchange tube, It is possible to prevent high heat from being transferred to the heat exchange tube and adversely affecting it.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明に係る燃焼装置の一実施例のほぼ全体構
成を示す縦断面図。
FIG. 1 is a vertical cross-sectional view showing the almost entire configuration of an embodiment of a combustion apparatus according to the present invention.

【図2】図2で示す要部の一部切欠正面図。FIG. 2 is a partially cutaway front view of a main part shown in FIG.

【図3】図2の右側面図。FIG. 3 is a right side view of FIG.

【図4】(A),(B),(C)は図2で示すA、B、
C各部の拡大図。
4 (A), (B), and (C) are A, B, and B shown in FIG.
An enlarged view of each part of C.

【図5】図1の要部拡大図。FIG. 5 is an enlarged view of a main part of FIG.

【図6】図1で示すヘッダー遮熱板の正面図。6 is a front view of the header heat shield plate shown in FIG. 1. FIG.

【図7】(A)は図6で示すヘッダー遮熱板の側面図、
(B)はそのリベット孔部の側断面図。
7 (A) is a side view of the header heat shield shown in FIG. 6,
(B) is a side sectional view of the rivet hole portion.

【符号の説明】[Explanation of symbols]

1 燃焼装置 2 燃焼筒 3 バーナ部 4 ヘッダー 4a 流通孔 5 ヘッダーカバー 6 熱交換管 7 端板 8 排気カバー 9 ヘッダー遮熱板 9a 透孔 9b バーリング部 9c リベット孔 9d 凹部 10 リベット 1 Combustion device 2 Combustion tube 3 Burner part 4 Header 4a Distribution hole 5 Header cover 6 Heat exchange pipe 7 End plate 8 Exhaust cover 9 Header heat shield plate 9a Through hole 9b Burring part 9c Rivet hole 9d Recess 10 Rivet

Claims (5)

【特許請求の範囲】[Claims] 【請求項1】 燃焼部からの燃焼ガスを通す熱交換管を
複数並列に配設した多管式熱交換器を備えた燃焼装置に
おいて、 前記多管式熱交換器のヘッダ部分の前面に、このヘッダ
を覆うとともに、前記熱交換管の開口に対向する部分に
透孔を穿設した遮熱板を設けたことを特徴とする燃焼装
置。
1. A combustion apparatus comprising a multi-tube heat exchanger in which a plurality of heat exchange tubes for passing combustion gas from the combustion section are arranged in parallel, wherein a front surface of a header portion of the multi-tube heat exchanger comprises: A combustion apparatus, which is provided with a heat shield plate which covers the header and has a through hole in a portion facing the opening of the heat exchange tube.
【請求項2】 遮熱板は、ヘッダーよりも高い耐熱性材
料よりなることを特徴とする請求項1記載の燃焼装置。
2. The combustion apparatus according to claim 1, wherein the heat shield plate is made of a heat-resistant material higher than that of the header.
【請求項3】 遮熱板は、ヘッダーに結合部材により1
箇所で固定されていることを特徴とする請求項1または
2記載の燃焼装置。
3. The heat shield plate is attached to the header by a connecting member.
The combustion device according to claim 1 or 2, wherein the combustion device is fixed in place.
【請求項4】 遮熱板は、その各透孔の外周縁部に、各
熱交換管の一端部内に突出する筒状突起を一体に形成し
ていることを特徴とする請求項1〜3のいずれか1項に
記載の燃焼装置。
4. The heat shield plate is integrally formed with a cylindrical protrusion projecting into one end of each heat exchange tube at an outer peripheral edge of each through hole thereof. The combustion device according to claim 1.
【請求項5】 遮熱板は熱交換管の一端部内に突出する
前記筒状突起の外周面は、熱交換管内面と接触しないよ
うに構成することを特徴とする請求項4記載の燃焼装
置。
5. The combustion apparatus according to claim 4, wherein the heat shield plate is configured so that an outer peripheral surface of the cylindrical projection protruding into one end portion of the heat exchange tube does not contact the inner surface of the heat exchange tube. .
JP14489594A 1994-06-27 1994-06-27 Combustion equipment Expired - Fee Related JP3283381B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14489594A JP3283381B2 (en) 1994-06-27 1994-06-27 Combustion equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14489594A JP3283381B2 (en) 1994-06-27 1994-06-27 Combustion equipment

Publications (2)

Publication Number Publication Date
JPH0814788A true JPH0814788A (en) 1996-01-19
JP3283381B2 JP3283381B2 (en) 2002-05-20

Family

ID=15372836

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14489594A Expired - Fee Related JP3283381B2 (en) 1994-06-27 1994-06-27 Combustion equipment

Country Status (1)

Country Link
JP (1) JP3283381B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007240081A (en) * 2006-03-09 2007-09-20 Tokyo Roki Co Ltd Stacked heat exchanger
CN106288376A (en) * 2016-08-17 2017-01-04 合肥朝霞机械科技有限公司 A kind of duct type air stove

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007240081A (en) * 2006-03-09 2007-09-20 Tokyo Roki Co Ltd Stacked heat exchanger
CN106288376A (en) * 2016-08-17 2017-01-04 合肥朝霞机械科技有限公司 A kind of duct type air stove

Also Published As

Publication number Publication date
JP3283381B2 (en) 2002-05-20

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