KR950027354A - Heat exchanger of boiler - Google Patents

Heat exchanger of boiler Download PDF

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Publication number
KR950027354A
KR950027354A KR1019940006146A KR19940006146A KR950027354A KR 950027354 A KR950027354 A KR 950027354A KR 1019940006146 A KR1019940006146 A KR 1019940006146A KR 19940006146 A KR19940006146 A KR 19940006146A KR 950027354 A KR950027354 A KR 950027354A
Authority
KR
South Korea
Prior art keywords
heat exchanger
heat
heating tube
coating layer
ceramic coating
Prior art date
Application number
KR1019940006146A
Other languages
Korean (ko)
Other versions
KR960008179B1 (en
Inventor
김석구
전세균
Original Assignee
최창선
린나이코리아 주식회사
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.)
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Publication date
Application filed by 최창선, 린나이코리아 주식회사 filed Critical 최창선
Priority to KR1019940006146A priority Critical patent/KR960008179B1/en
Publication of KR950027354A publication Critical patent/KR950027354A/en
Application granted granted Critical
Publication of KR960008179B1 publication Critical patent/KR960008179B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
    • F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2245/00—Coatings; Surface treatments

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Geometry (AREA)
  • Gas Burners (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

본 발명은 보일러에 설치되는 열교환기에 관한 것으로서, 특히 속이 빈 함체형의 케이싱(11)내에는 버너(14)의 연소열로 가열관(15)을 가열토록 하고, 하부에는 연소용 공기를 공급하는 송풍기(12)가 설치되며, 상부에는 배기가스를 배출시키기 위한 배기구(13)가 뚫어지고, 가열관(15)의 흡열면적을 증대시키기 위한 판상의 흡열핀(16)들을 가열관(15)에 다수개 고정 설치한 열교환기(10)를 구성한 것에 있어서, 상기 열교환기(10)의 케이싱(11) 내부로 배열되는 가열관(15)과 흡열핀(16)들의 외주면에 세라믹코팅층(20)이 도착되어, 열교환기의 내부에 위치되는 가열관 및 흡열핀, 그리고 그 주위에 위치되는 케이싱의 내부 표면에 도포함으로써, 열교환기의 열효율이 향상되고, 내식성이 강화되며 가스의 정화효율도 현저히 상승하게 된다.The present invention relates to a heat exchanger installed in a boiler, in particular a hollow box-type casing (11) is a blower for heating the heating tube (15) by the heat of combustion of the burner 14, the lower part to supply air for combustion (12) is provided, the exhaust port 13 for discharging the exhaust gas is formed in the upper portion, a plurality of plate-shaped endothermic fins (16) to increase the heat absorbing area of the heating tube (15) in the heating tube (15) In the heat exchanger 10 having a fixed installation, the ceramic coating layer 20 arrives on the outer circumferential surfaces of the heating tube 15 and the heat absorbing fins 16 arranged inside the casing 11 of the heat exchanger 10. Thus, by applying to the inner surface of the heating tube and the heat absorbing fin located inside the heat exchanger, and the casing located around the heat exchanger, the heat efficiency of the heat exchanger is improved, the corrosion resistance is enhanced, and the gas purification efficiency is also significantly increased. .

Description

보일러의 열교환기Heat exchanger of boiler

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 열교환기를 일부 절결하여 보인 정면도.1 is a front view showing a part of the heat exchanger notch.

제2도는 요부 확대 단면도.2 is an enlarged sectional view of the main part.

Claims (9)

속이 빈 함체형의 케이싱(11)내에는 버너(14)의 연소열로 가열관(15)을 가열토록 하고, 하부에는 연소용 공기를 공급하는 송풍기(12)가 설치되며, 상부에는 배기가스를 배출시키기 위한 배기구(13)가 뚫어지고, 가열관(15)의 흡열면적을 증대시키기 위한 판상의 흡열핀(16)들을 가열관(15)에 다수개 고정 설치한 열교환기(10)를 구성한 것에 있어서, 상기 열교환기(10)의 케이싱(11) 내부로 배열되는 가열관(15)과 흡열핀(16)들의 외주면에 세라믹코팅층(20)이 도착된 것을 특징으로 하는 보일러의 열교환기.In the hollow enclosure-type casing 11, the heating tube 15 is heated by the combustion heat of the burner 14, and a blower 12 is installed in the lower part to supply air for combustion, and exhaust gas is discharged in the upper part. In the configuration of the heat exchanger 10 in which a plurality of heat sinks 16 of plate-shaped heat absorbing fins 16 are installed in the heat pipe 15 to increase the heat absorbing area of the heat pipe 15. , The heat exchanger of the boiler, characterized in that the ceramic coating layer (20) arrived on the outer circumferential surface of the heating tube (15) and the heat absorbing fins (16) arranged inside the casing (11) of the heat exchanger (10). 제1항에 있어서, 상기 세라믹코팅층(20)은 수용성 다가 금속인산염과 탄소질 분말을 포함하는 것을 특징으로 하는 보일러의 열교환기.The heat exchanger of claim 1, wherein the ceramic coating layer comprises water-soluble polyvalent metal phosphate and carbonaceous powder. 제2항에 있어서, 상기 수용성 다가 금속인 인산염은 100중량부, 탄소질분말은 10 내지 300 중량부로 사용됨을 특징으로 하는 보일러의 열교환기.3. The heat exchanger of claim 2, wherein the water-soluble polyvalent metal is 100 parts by weight of phosphate and 10 to 300 parts by weight of carbonaceous powder. 제2항에 있어서, 상기 탄소질분말은 흑연질의 분말인 것을 특징으로 하는 보일러의 열교환기.3. The heat exchanger of claim 2, wherein the carbonaceous powder is graphite powder. 제1항에 있어서, 상기 세라믹코팅층(20)은 내열성 흑색안료가 첨가되는 것을 특징으로 하는 보일러의 열교환기.The heat exchanger of the boiler according to claim 1, wherein the ceramic coating layer (20) is added with a heat resistant black pigment. 제5항에 있어서, 상기 내열성 흑색 안료는 망간, 구리, 코발트, 니켈, 크롬, 몰리브덴을 포함한 금속산화물, 복산화물 또는 페라이트(Ferrite)인 것을 특징으로 하는 보일러의 열교환기.The heat exchanger of a boiler according to claim 5, wherein the heat resistant black pigment is manganese, copper, cobalt, nickel, chromium, or a metal oxide including molybdenum, a double oxide or a ferrite. 제1항에 있어서, 상기 세라믹코팅층(20)은 적외선 방사를 위한 산화물로써, TiO2, SiO2, Al203또는 ZrSiO중 어느 한 산화물이 첨가됨을 특징으로 하는 보일러의 열교환기.The heat exchanger of claim 1, wherein the ceramic coating layer (20) is an oxide for infrared radiation, and an oxide of TiO 2 , SiO 2 , Al 2 O 3, or ZrSiO is added. 제1항에 있어서, 상기 세라믹코팅층(20)은 연소가스 정화용 촉매체가 첨가된 것을 특징으로 하는 보일러의 열교환기.The heat exchanger of claim 1, wherein the ceramic coating layer (20) is added with a catalyst for purifying combustion gas. 제8항에 있어서, 상기 연소가스 정화용 촉매제는 팔라듐(Pd)과 로듐(Rh)을 포함하는 것을 특징으로 하는 보일러의 열교환기.The heat exchanger of a boiler according to claim 8, wherein the catalyst for purifying flue gas includes palladium (Pd) and rhodium (Rh). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940006146A 1994-03-26 1994-03-26 Heat-exchanger of boiler KR960008179B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940006146A KR960008179B1 (en) 1994-03-26 1994-03-26 Heat-exchanger of boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940006146A KR960008179B1 (en) 1994-03-26 1994-03-26 Heat-exchanger of boiler

Publications (2)

Publication Number Publication Date
KR950027354A true KR950027354A (en) 1995-10-16
KR960008179B1 KR960008179B1 (en) 1996-06-20

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Application Number Title Priority Date Filing Date
KR1019940006146A KR960008179B1 (en) 1994-03-26 1994-03-26 Heat-exchanger of boiler

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030048921A (en) * 2001-12-13 2003-06-25 주식회사 엘지이아이 Heat exchanger and the manufacturing method for air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030048921A (en) * 2001-12-13 2003-06-25 주식회사 엘지이아이 Heat exchanger and the manufacturing method for air conditioner

Also Published As

Publication number Publication date
KR960008179B1 (en) 1996-06-20

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