CN107859999A - 全预混采暖炉 - Google Patents

全预混采暖炉 Download PDF

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CN107859999A
CN107859999A CN201711373738.2A CN201711373738A CN107859999A CN 107859999 A CN107859999 A CN 107859999A CN 201711373738 A CN201711373738 A CN 201711373738A CN 107859999 A CN107859999 A CN 107859999A
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heat exchanger
burner block
heating stove
secondary heat
air
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耿大朋
王桂梅
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/62Mixing devices; Mixing tubes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00Hot-water central heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/107Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using fluid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1809Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1832Arrangement or mounting of combustion heating means, e.g. grates or burners
    • F24H9/1836Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2035Arrangement or mounting of control or safety devices for water heaters using fluid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/04Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being spirally coiled

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Gas Burners (AREA)

Abstract

全预混采暖炉,燃气管路通过比例阀与预混腔的燃气入口相通,空气通过空气滤清器与预混腔的空气入口相通,预混腔和风机入口相连,风机出口与混合器相连,混合器出口与燃烧炉体相通,燃烧炉体上部设置点火器和过热保护器,燃烧炉体的烟气出口与二次换热器相连,燃烧炉体内置蛇形盘管换热器,上水管和回水管分别与蛇形盘管换热器相连,上水管的上水支管与二次换热器相连,二次换热器的回水通过三通进入到回水管中,燃烧炉体底部和二次换热器底部分别设置排水管,燃烧炉体顶部设置排气管。本发明采用全预混燃烧结构,火焰传播速度快,过剩空气系数很小,燃烧温度很高,有效降低污染物例如氮氧化物和一氧化碳的排放。

Description

全预混采暖炉
技术领域
本发明涉及一种燃烧器,具体涉及一种全预混采暖炉。
背景技术
天然气、液化气和煤气作为一种洁净环保的优质能源,几乎不含硫、粉尘和其他有害物质,燃烧时产生二氧化碳少于其他化石燃料,造成温室效应较低,能从根本上改善环境质量。但是目前的燃气采暖炉都是在燃烧的过程中通过风机供给空气,这种燃烧方式火焰传播速度较慢,过剩空气系数偏大,燃烧温度不高,导致有较多氮氧化物的排放,不利于环保。
发明内容
本发明提供了一种全预混采暖炉,以解决现有技术存在的燃烧过程通空气导致燃烧效率低和不环保的问题。
本发明解决其技术问题所采用的技术方案是:
一种全预混采暖炉,包括壳体、燃烧炉体和二次换热器,燃烧炉体和二次换热器内置于壳体中的支撑架上,燃气管路通过比例阀与预混腔的燃气入口相通,空气通过空气滤清器与预混腔的空气入口相通,预混腔和风机入口相连,风机出口与混合器相连,混合器出口与燃烧炉体相通,燃烧炉体上部设置点火器和过热保护器,燃烧炉体的烟气出口与二次换热器相连,二次换热器顶部的烟囱向上穿出壳体,燃烧炉体内置蛇形盘管换热器,上水管和回水管分别与蛇形盘管换热器相连,上水管的上水支管与二次换热器相连,二次换热器的回水通过三通进入到回水管中,回水管上设置温度传感器,燃烧炉体底部设置排水管,二次换热器底部设置冷凝水排放管,燃烧炉体顶部设置排气管。
上述燃气管路上设置过滤器,空气管路上设置空气滤清器。
上述蛇形盘管换热器为螺旋盘管式换热器。
上述燃烧炉体上设置观察窗。
上述壳体底部设置若干行走轮,壳体上部设置控制面板。
本发明采用全预混燃烧结构,燃气在燃烧器前与足够的空气进行充分混合,在燃烧的过程中不再需要供给空气的燃烧方式,火焰传播速度快,燃烧室容积热强度很高,一般可达28~56x103kW/㎡或更高,过剩空气系数很小,通常α=1.05~1.2,燃烧温度很高,低氮氧化物的排放,有效降低污染物例如氮氧化物和一氧化碳的排放。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明装置的结构示意图。
图中1壳体、2燃烧炉体、3二次换热器、4支撑架、5燃气管路、6过滤器、7比例阀、8风机、9空气管路、10空气滤清器、11混合器、12点火器、13上水管、14蛇形盘管换热器、15回水管、16上水支管、17三通、18烟囱、19过热保护器、20温度传感器、21排水管、22排气管、23排水管、24观察窗、25行走轮、26控制面板。
具体实施方式
如图所示,一种全预混采暖炉,包括壳体1、燃烧炉体2和二次换热器3,燃烧炉体2和二次换热器3内置于壳体1中的支撑架4上,燃气管路5通过比例阀7与预混腔的燃气入口相通,空气管路9通过空气滤清器10与预混腔的空气入口相通,预混腔和风机入口相连,风机出口与混合器相连,混合器11出口与燃烧炉体2相通,燃烧炉体2上部设置点火器12和过热保护器19,燃烧炉体2的烟气出口与二次换热器3相连,二次换热器3顶部的烟囱18向上穿出壳体1,燃烧炉体2内置蛇形盘管换热器14,蛇形盘管换热器为铸铝换热器,上水管13和回水管15分别与蛇形盘管换热器14相连,上水管13的上水支管16与二次换热器3相连,二次换热器3的回水通过三通17进入到回水管15中,回水管15上设置温度传感器20,燃烧炉体2底部和二次换热器3底部分别设置排水管21和排水管23,燃烧炉体2顶部设置排气管22,燃气管路5上设置过滤器6,空气管路9上设置空气滤清器10,燃烧炉体2上设置观察窗24,壳体1底部设置若干行走轮25,壳体1上部设置控制面板26。
本发明采用全预混燃烧结构,燃气在燃烧器前与足够的空气进行充分混合,在燃烧的过程中不再需要供给空气的燃烧方式,火焰传播速度快,燃烧室容积热强度很高,一般可达28~56x103kW/㎡或更高,过剩空气系数很小,通常α=1.05~1.2,燃烧温度很高,低氮氧化物的排放,有效降低污染物例如氮氧化物和一氧化碳的排放。

Claims (5)

1.一种全预混采暖炉,其特征是包括壳体、燃烧炉体和二次换热器,燃烧炉体和二次换热器内置于壳体中的支撑架上,燃气管路通过比例阀与预混腔的燃气入口相通,空气通过空气滤清器与预混腔的空气入口相通,预混腔和风机入口相连,风机出口与混合器相连,混合器出口与燃烧炉体相通,燃烧炉体上部设置点火器和过热保护器,燃烧炉体的烟气出口与二次换热器相连,二次换热器顶部的烟囱向上穿出壳体,燃烧炉体内置蛇形盘管换热器,上水管和回水管分别与蛇形盘管换热器相连,上水管的上水支管与二次换热器相连,二次换热器的回水通过三通进入到回水管中,回水管上设置温度传感器,燃烧炉体底部和二次换热器底部分别设置排水管,燃烧炉体顶部设置排气管。
2.根据权利要求1所述的全预混采暖炉,其特征是燃气管路上设置过滤器,空气管路上设置空气滤清器。
3.根据权利要求1所述的全预混采暖炉,其特征是蛇形盘管换热器为螺旋盘管式换热器。
4.根据权利要求1所述的全预混采暖炉,其特征是燃烧炉体上设置观察窗。
5.根据权利要求1所述的全预混采暖炉,其特征是壳体底部设置若干行走轮,壳体上部设置控制面板。
CN201711373738.2A 2017-12-19 2017-12-19 全预混采暖炉 Withdrawn CN107859999A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108916980A (zh) * 2018-09-03 2018-11-30 浙江杭兴锅炉有限公司 节能户用取暖锅炉
CN110686267A (zh) * 2018-07-04 2020-01-14 青岛经济技术开发区海尔热水器有限公司 一种过滤系统及燃气壁挂炉

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110686267A (zh) * 2018-07-04 2020-01-14 青岛经济技术开发区海尔热水器有限公司 一种过滤系统及燃气壁挂炉
CN108916980A (zh) * 2018-09-03 2018-11-30 浙江杭兴锅炉有限公司 节能户用取暖锅炉

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