WO2011131037A1 - 一种燃烧炉 - Google Patents

一种燃烧炉 Download PDF

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Publication number
WO2011131037A1
WO2011131037A1 PCT/CN2011/000722 CN2011000722W WO2011131037A1 WO 2011131037 A1 WO2011131037 A1 WO 2011131037A1 CN 2011000722 W CN2011000722 W CN 2011000722W WO 2011131037 A1 WO2011131037 A1 WO 2011131037A1
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WIPO (PCT)
Prior art keywords
furnace
combustion
fuel
upper edge
body portion
Prior art date
Application number
PCT/CN2011/000722
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English (en)
French (fr)
Inventor
李仕清
Original Assignee
Li Shiqing
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Publication date
Application filed by Li Shiqing filed Critical Li Shiqing
Publication of WO2011131037A1 publication Critical patent/WO2011131037A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
    • F23B60/00—Combustion apparatus in which the fuel burns essentially without moving
    • F23B60/02—Combustion apparatus in which the fuel burns essentially without moving with combustion air supplied through a grate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
    • F23B10/00—Combustion apparatus characterised by the combination of two or more combustion chambers
    • F23B10/02—Combustion apparatus characterised by the combination of two or more combustion chambers including separate secondary combustion chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
    • F23B80/00—Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel
    • F23B80/04—Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel by means for guiding the flow of flue gases, e.g. baffles

Definitions

  • the present invention relates to a composite combustion furnace which can be used as a kitchen heating stove (for example, it can heat water for heating) and/or a stove used in the daily life of rural residents, for example, as a kitchen cooking stove. . Background technique
  • Furnaces in rural house heating and in the daily lives of residents usually use coal (piece coal, honeycomb coal, etc.) as the main fuel.
  • the structure of the furnace is very simple, so that the combustion of the fuel is a primary combustion, and the combustion of the primary combustion is insufficient, resulting in a large fuel waste and serious environmental pollution. Especially the pollution of the atmosphere.
  • These existing stoves although usually provided with a single-layer insulated casing made of refractory material around the furnace, in this use, the single-layer insulated casing still radiates a large amount of heat to the surroundings. When used in summer, the room temperature is too high, and the temperature of the outer wall of the furnace is high, which poses a risk of burns to the user. Summary of the invention
  • an object of the present invention is to provide a composite combustion furnace which has sufficient fuel combustion, high fuel utilization rate, low pollution discharge, less heat dissipation in the furnace casing, and various advantages such as energy saving, high efficiency, and safety.
  • a composite combustion furnace for burning a bulk fuel comprising:
  • the casing is provided with a heat insulation layer, the inner center of the heat insulation layer is surrounded by a furnace, and a plurality of fuel support bars for supporting the fuel are arranged under the furnace, and the fuel can be initially burned in the furnace; It is characterized by:
  • the heat insulation layer is a composite heat insulation layer with an interlayer
  • a tempering ring is provided along the upper edge of the furnace, the tempering ring cooperating with the shape of the upper edge of the furnace to form a furnace around the furnace a circumferential gap of the upper edge, the circumferential gap is used to force the combustion of the fuel in the furnace to generate a meandering flow path along which the flue gas flows, and the combustion inside the furnace generates flue gas in the furnace from bottom to top, over An upper edge of the furnace, obliquely passing through the gap downwardly toward the outer side of the furnace, flowing out of the furnace; below the circumferential gap, a plurality of combustion air outlet holes are disposed along the circumferential gap Therefore, the fuel particles entrained by the flue gas generated by the primary combustion can be subjected to secondary combustion at the circumferential gap;
  • the plurality of fuel support bars for supporting fuel under the furnace are fuel support bars that can be driven by the driving device to rotate to facilitate automatic discharge of combustion ash, and
  • the composite combustion furnace is further provided with an electrification control portion for controlling at least one operating portion of the combustion furnace in a panel controlled manner or a remote control manner.
  • an electrification control portion for controlling at least one operating portion of the combustion furnace in a panel controlled manner or a remote control manner.
  • Figure 1 is a side elevational view of one embodiment of the present invention.
  • Figure 2 is a top plan view of one embodiment of the present invention. Description of the figure:
  • the present invention provides a composite combustion furnace for burning a bulk fuel, the composite combustion furnace comprising: a casing 1 in which a heat insulation layer 2 is disposed, and an interior of the heat insulation layer 2 is provided A heat-resistant furnace material 210 is disposed, and a central portion of the heat-resistant furnace material 210 encloses a hollow furnace 3, and a plurality of fuel support strips 4 for supporting fuel are disposed under the furnace 3. The fuel support strips are arranged substantially parallel to each other, the fuel The initial combustion can be performed in the furnace 3.
  • the heat insulation layer 2 is a composite heat insulation layer with a sandwich space, and the composite heat insulation layer can be formed integrally with the casing 1.
  • the interlayer space can greatly improve the thermal insulation performance of the heat insulation layer, so that the temperature outside the casing 1 is within a safe range for the user.
  • a tempering ring 5 (shown in Figure 1) is provided along the upper edge of the furnace 3, the temper ring 5 and the shape of the upper edge of the furnace 3 ( The upper edge, which may be arranged similarly to the combustion-supporting edge 6 in FIG. 1, cooperates to form a circumferential gap 55 between the upper edges of the furnace 3 between them, the circumferential gap 55 being used A tortuous flow path along which the flue gas generated by the combustion of the fuel in the furnace 3 flows.
  • the flow path of the flue gas is schematically indicated in Figure 1 by a plurality of arrows.
  • the combustion generated inside the furnace 3 generates flue gas from bottom to top in the furnace 3, over the upper edge of the furnace 3 (or over the combustion-supporting edge 6 as shown below and as shown in Fig. 1)
  • the space 55 is discharged obliquely outwardly and downwardly toward the outer periphery of the furnace 3, and flows out of the furnace 3.
  • a plurality of combustion air outlet holes are provided along the circumferential gap 55, so that the flow of the flue gas generated by the initial combustion in the furnace 3 and the outlet from the combustion air
  • the flow direction of the combustion air supplied by the holes intersects so that the fuel particles entrained by the flue gas generated by the primary combustion in the furnace 3 can be reburned in the vicinity of the circumferential gap 55.
  • the plurality of fuel support strips 4 for supporting fuel below the furnace 3 are capable of being driven by a drive unit 8 (for example an electric motor, of course also manually) and a corresponding transmission 9 (for example a sprocket or The pulley is driven to rotate to facilitate automatic discharge of the fuel support strip that burns the ash.
  • a drive unit 8 for example an electric motor, of course also manually
  • a corresponding transmission 9 for example a sprocket or The pulley is driven to rotate to facilitate automatic discharge of the fuel support strip that burns the ash.
  • the fuel support strip of the present invention can be driven to be rotated by the driving device 8, so that when the soot needs to be cleaned, the operator can activate the driving device 8 for (automatic) operation, thereby reducing the labor intensity of the operator and making The ash is cleaned more quickly and thoroughly.
  • the composite combustion furnace is further provided for controlling at least one operating portion of the combustion furnace in a panel control manner (for example, a control panel mounted on an outer panel of the combustion furnace) or a remote control method (for example, a handheld remote controller).
  • a panel control manner for example, a control panel mounted on an outer panel of the combustion furnace
  • a remote control method for example, a handheld remote controller
  • Electrification control section (not shown in the figure).
  • the composite heat insulating layer 2 is provided in the present invention, the heat insulating performance of the burning furnace of the present invention is greatly improved compared with the prior art furnace, and the temperature of the outer wall of the furnace is greatly reduced, thereby eliminating the danger of scalding users.
  • the present invention provides the circumferential gap 55 for the secondary combustion of the fuel, the combustion of the fuel is more fully sufficient, the fuel utilization rate is greatly improved, and the pollutant emission level is correspondingly lowered.
  • an upwardly projecting combustion-supporting edge 6 is provided, which is embedded in the tempering ring 5
  • the ground is fitted to form a void for the secondary combustion, and the combustion air outlet port is disposed in the combustion-supporting edge 6.
  • the combustion air outlet hole communicates with a corresponding combustion air delivery pipe 7 disposed in the heat insulation layer 2 (as shown in FIG. 1), or, in the present invention
  • the combustion air outlet opening communicates directly with an air inlet tube that is open to the outside of the housing without passing through the insulating layer.
  • the furnace 3 has a substantially drum-shaped main body portion, and the diameters of the upper end and the lower end of the drum-shaped main body portion are smaller than those of the drum-shaped main body portion, respectively.
  • the diameter of the middle portion, the central axis of the body portion of the drum is arranged substantially in the vertical direction.
  • an upper bell mouth portion is integrally formed with the main body portion, and the upper bell mouth portion is a lower edge is coupled to the upper edge of the body portion, the upper edge of the upper bell mouth portion having a diameter greater than the diameter of the lower edge thereof, and/or: on the underside of the generally drum-shaped body portion of the furnace 3 Forming a lower bell mouth portion integrally with the main body portion, the upper edge of the lower bell mouth portion is connected to the lower edge of the main body portion, and the lower edge of the lower bell mouth portion has a diameter larger than The diameter of the upper edge, and the lower part of the lower chamber The edge is disposed adjacent to the fuel support strip.
  • the arrangement of the lower bell mouth portion helps to guide the combustion air, thereby contributing to enhancing the combustion effect; the arrangement of the upper bell mouth helps to make the flame distribution more uniform, thereby enhancing the combustion of the present invention
  • the heating effect of the furnace helps to guide the combustion air, thereby contributing to enhancing the combustion effect;
  • an electric heating tube 10 for igniting is provided immediately below the fuel supporting strip 4, and the electric heating tube 10 is provided with a fence shape above it. Protective cover. Electric heating tube 10 and power supply and control panel
  • Corresponding control switches are connected.
  • flammable materials such as waste paper
  • combustibles such as firewood
  • a relatively non-flammable primary fuel such as lump coal, honeycomb coal
  • a control switch is activated to turn on the electric heating pipe 10, and the electric heating pipe 10 generates heat, sequentially igniting the combustibles, combustibles, and The main fuel.
  • a fence-like shield 101 may be disposed above the electric heating tube 10 for preventing damage to the electric heating tube 10 caused by heavy ash.
  • the quartz lamp can be used instead of the electric heating tube
  • Quartz lamps emit temperatures of approximately 1000 degrees Celsius and ignite quickly.
  • a fence-like shield 101 may be provided above the quartz lamp.
  • the drive unit 8 of the rotary grate can be electrically controlled, and the control portion can be used to electrically control the operation of the ignition device (the electric heating tube 10 or the quartz lamp).
  • one or more ventilation and combustion plenums 11 are provided on the inner wall of the furnace 3 in a bottom-up direction.
  • the ventilating combustion plenum 11 is beneficial for guiding the combustion air, so that the air flow is more stable, so that the combustion area is more stable and the heating effect is more uniform.
  • a ash container 12 for storing ash is disposed under the fuel support bar 4, and a movable device 13 is disposed on a lower side of the ash container 12, the movable device 13 is, for example, a caster or a sliding push-pull groove mounted on the bottom plate of the ash container 12.
  • the arrangement of the ash container 12 facilitates the routine maintenance of the burner of the present invention, and the provision of the movable device allows for cleaner cleaning of the ash.
  • the composite combustion furnace of the present invention can be used as a rural heating stove, for example, which can heat water for heating.
  • the position indicated by the corrugations on the left and middle upper sides in Fig. 1 is a water jacket portion, and the water contained in the water jacket portion is heated by the composite combustion furnace of the present invention to supply heating water or domestic hot water (for example, for Bathing, washing, etc.).
  • the cold water inlet is shown by a frame arrow in the lower left portion of Fig. 1 (the connecting line from which the cold water reaches the circumferential gap 55 is not shown in Fig. 1), and the hot water outlet is framed in the upper left portion of Fig. 1.
  • the arrows show.
  • the composite combustion furnace of the present invention can also be used as a stove for daily use by rural residents, and can be used, for example, as a kitchen cooking stove.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Fuel Combustion (AREA)
  • Incineration Of Waste (AREA)
  • Tunnel Furnaces (AREA)

Description

一种燃烧炉
技术领域
本发明涉及一种复合燃烧炉， 该复合燃烧炉可以作为乡村居 室采暖炉具（例如， 其可以加热暖气用水）以及 /或者乡村居民日 常生活中使用的炉具， 例如可以作为厨房烹饪用炉具。 背景技术
乡村居室采暖和居民日常生活中 （例如很多乡村的厨房） 中 的炉具， 通常使用煤（块煤、 蜂窝煤， 等等）作为主要燃料。 现 有的这些炉具的炉膛中， 炉膛的结构很简单， 使得燃料的燃烧均 为一次燃烧， 这种一次燃烧其燃烧是不充分的， 造成很大的燃料 浪费， 还造成严重的环境污染， 尤其是对大气的污染。 这些现有 的炉具， 虽然其炉膛周围通常也设有用耐火材料制成的单层隔热 壳体， 然而， 在使用中， 这种单层隔热壳体仍然会向四周辐射出 大量的热量， 在夏季使用时， 会使得室温过高， 而且， 其炉体外 壁温度很高， 对于使用者有烫伤的危险。 发明内容
鉴于上述问题， 本发明的目的在于提供一种复合燃烧炉， 该 种炉膛的燃料燃烧充分， 燃料利用率高， 污染排放小， 炉膛壳体 散热少， 具有节能、 高效、 安全等多种优点。
为实现上述目的， 本发明提供的基本技术方案如下： 一种用于燃烧块状燃料的复合燃烧炉， 包括：
壳体， 该壳体内设置有隔热层， 隔热层的内部中央围成一个 炉膛， 炉膛下方设有用于支承燃料的多个燃料支承条， 燃料能够 在该炉膛内进行初次燃烧； 其特征在于：
所述隔热层是带有夹层的复合式隔热层；
在所述炉膛的上边缘的上方， 沿着所述炉膛的上边缘设有回 火环， 该回火环与所述炉膛的上边缘的形状相互配合， 以在它们 之间形成围绕所述炉膛的上边缘的周向空隙， 该周向空隙用于迫 使燃料在炉膛内燃烧生成的烟气沿着其流动的曲折流动路径， 在 炉膛内部的燃烧生成烟气在炉膛内自下而上， 越过所述炉膛的上 边缘， 向炉膛的外侧向下倾斜地穿过所述空隙， 流出所述炉膛； 在所述周向空隙的下方， 沿着所述周向空隙设置有多个助燃 空气出口孔， 从而， 所述一次燃烧产生的烟气所夹带的燃料颗粒 能够在所述周向空隙处进行二次燃烧；
用于在炉膛下方支承燃料的所述多个燃料支承条是能够被驱 动装置驱动而进行旋转以便于自动排出燃烧灰渣的燃料支承条， 并且
所述复合燃烧炉还设有用于以面板控制方式或遥控方式控制 所述燃烧炉的至少一个操作部分的电气化控制部分。 出。 、 ^ 、 、
下面结合附图， 对本发明的各个实施方式的细节及其优点作 进一步的说明。 附图说明
图 1是本发明的一个实施例的侧视示意图；
图 2是本发明的一个实施例的俯视示意图。 图号说明：
1： 壳体 2: 隔热层
210: 耐热炉膛材料
3: 炉膛
4: 燃料支承条
5: 回火环
55: 周向空隙
6: 助燃沿
7: 助燃空气输送管
8: 驱动装置
9: 传动装置
10: 电热管或石英灯
101: 防护罩
11: 通风助燃槽
12: 炉灰容器
13: 可移动装置 具体实施方式
如图 1所示， 本发明提供一种用于燃烧块状燃料的复合燃烧 炉， 该复合燃烧炉包括： 壳体 1， 该壳体 1内设置有隔热层 2， 隔 热层 2的内部设有耐热炉膛材料 210， 耐热炉膛材料 210的中央 围成一个中空的炉膛 3， 炉膛 3下方设有用于支承燃料的多个燃 料支承条 4， 这些燃料支承条大致相互平行地布置， 燃料能够在 该炉膛 3内进行初次燃烧。
所述隔热层 2是带有夹层空间的复合式隔热层， 该复合式隔 热层可以与壳体 1形成为一体。 所述夹层空间能够大大提高隔热 层的隔热性能， 从而使得壳体 1外部的温度处于对使用者安全的 范围内。 在所述炉膛 3的上边缘的上方， 沿着所述炉膛 3的上边缘设 有回火环 5 (如图 1所示）， 该回火环 5与所述炉膛 3的上边缘的 形状（在图 1中未示出该上边缘，其可以与助燃沿 6相似地布置） 相互配合， 以在它们之间形成围绕所述炉膛 3的上边缘的周向空 隙 55， 该周向空隙 55用于迫使燃料在炉膛 3内燃烧生成的烟气 沿着其流动的曲折流动路径。
烟气的流动路径在图 1 中用多个箭头示意性地给出。 如图 1 所示， 在炉膛 3内部的燃烧生成烟气在炉膛 3内自下而上， 越过 所述炉膛 3的上边缘（或越过如下文所述并如图 1所示的助燃沿 6 ), 向炉膛 3的外侧周边向外并向下倾斜地穿过所述空隙 55, 流 出所述炉膛 3。
在所述周向空隙 55的下方， 沿着所述周向空隙 55设置有多 个助燃空气出口孔， 从而， 在所述炉膛 3内经过初次燃烧而产生 的烟气的流向与从助燃空气出口孔供给的助燃空气的流向相交 叉， 使得在所述炉膛 3内一次燃烧产生的烟气所夹带的燃料颗粒 能够在所述周向空隙 55附近发生二次燃烧。
根据本发明， 用于在炉膛 3下方支承燃料的所述多个燃料支 承条 4是能够被驱动装置 8 (例如电动机， 当然也可以采用手动 方式驱动） 以及相应的传动装置 9 (例如链轮或者皮带轮） 的驱 动而进行旋转以便于自动排出燃烧灰渣的燃料支承条。 从而， 本 发明的燃料支承条能够被驱动装置 8驱动而进行旋转， 使得在需 要清理炉灰时， 操作者可以启动驱动装置 8进行（ 自动化）操作， 从而减轻了操作者的劳动强度， 并使得炉灰被清理得更为迅速彻 底。
另外， 所述复合燃烧炉还设有用于以面板控制方式 （例如安 装在燃烧炉外部面板上的控制面板） 或遥控方式 （例如， 手持式 遥控器）控制所述燃烧炉的至少一个操作部分的电气化控制部分 (图中未示出）。
由于本发明设置了复合式隔热层 2， 使得本发明的燃烧炉的 隔热性能比现有的炉具有很大的提高， 其炉体外壁温度被大大降 低， 排除了烫伤使用者的危险。 另外， 由于本发明设置了用于燃 料的二次燃烧的周向空隙 55, 使得燃料的燃烧更为完全充分， 大 大地提高了燃料利用率， 并相应地降低了污染物排放水平。
如图 1所示， 在本发明的一种优选实施方式中， 在炉膛 3的 上边缘处， 附加地设有向上凸出的助燃沿 6， 该助燃沿 6与所述 回火环 5相嵌套地配合， 以形成用于所述二次燃烧的空隙， 所述 助燃空气出口孔设置在该助燃沿 6内。
在本发明的一种优选实施方式中， 所述助燃空气出口孔与在 所述隔热层 2内设置的相应的助燃空气输送管 7相连通 （如图 1 所示）， 或者， 在本发明的另一种优选实施方式（未示出） 中， 所 述助燃空气出口孔不经过所述隔热层而直接与直通到壳体外界的 空气输入管相连通。
如图 1所示， 在本发明的一种优选实施方式中， 所述炉膛 3 具有大致鼓形的主体部分， 该鼓形的主体部分的上端和下端的直 径分别小于该鼓形的主体部分的中部的直径， 该鼓形的主体部分 的中心轴线大致沿着铅垂方向布置。 在本发明的一种优选实施方 式中， 在所述炉膛 3的大致鼓形的主体部分的上侧， 与所述主体 部分一体地形成有一个上部喇叭口炉膛部分, 该上部喇叭口炉膛 部分的下边缘与所述主体部分的上边缘相连接， 该上部喇叭口炉 膛部分的上边缘的直径大于其下边缘的直径， 并且 /或者： 在所述 炉膛 3的大致鼓形的主体部分的下侧， 与所述主体部分一体地形 成有一个下部喇叭口炉膛部分， 该下部喇叭口炉膛部分的上边缘 与所述主体部分的下边缘相连接， 该下部喇叭口炉膛部分的下边 缘的直径大于其上边缘的直径， 并且该下部喇八口炉膛部分的下 边缘靠近所述燃料支承条布置。
所述下部喇叭口部分的设置有助于对助燃空气加以引导， 因 而有助于增强燃烧效果； 所述上部喇叭口的设置有助于使得火焰 分布更为均勾， 从而能够增强本发明的燃烧炉的加热效果。
如图 1和图 2所示， 在本发明的一种优选实施方式中， 在所 述燃料支承条 4的紧下方设有用于引火的电热管 10， 所述电热管 10的上方设有栅栏状的防护罩。 电热管 10与电源以及控制面板
(图中未示出）上的相应控制开关相连， 在需要点火时， 首先在燃 料支承条上方设置易燃物（例如废纸），在易燃物上方放置可燃物 (例如木柴）， 然后在可燃物上方设置比较不易燃的主要燃料（例 如块煤、 蜂窝煤）， 随后， 启动控制开关以接通电热管 10， 电热 管 10发热， 顺序地引燃所述易燃物、 可燃物以及所述主要燃料。 所述电热管 10的上方可以设置栅栏状的防护罩 101， 用于防止重 量较大的灰渣对于电热管 10可能造成的损坏。
在本发明的一种优选实施方式中， 可以用石英灯替代电热管
10作为点火装置。 石英灯能够发出大约 1000摄氏度的高温， 其 点火迅速。 在使用石英灯作为点火装置时， 也可以在石英灯上方 设置栅栏状的防护罩 101。
上述的以面板控制方式 （例如安装在燃烧炉外部面板上的控 制面板） 或遥控方式 （例如， 手持式遥控器）控制所述燃烧炉的 至少一个操作部分的控制部分（图中未示出） 可以对旋转炉条的 驱动装置 8进行电气化控制， 另外， 所述控制部分用于可以对点 火装置 （电热管 10或者石英灯） 的操作进行电气化控制。
在本发明的一种优选实施方式中， 所述炉膛 3的内壁上沿自 下而上的方向设有一条或多条通风助燃槽 11。 通风助燃槽 11有 利于对助燃空气加以引导， 使得空气流动更为稳定规律， 从而使 得燃烧区域更为稳定， 加热效果更为均匀。 在本发明的一种优选实施方式中， 所述燃料支承条 4的下方 设置有用于储存炉灰的炉灰容器 12， 该炉灰容器 12的下侧设有 可移动装置 13， 该可移动装置 13例如是安装在炉灰容器 12的底 板上的脚轮或者滑动推拉槽。炉灰容器 12的设置有利于对于本发 明的燃烧炉的日常维护， 而可移动装置的提供使得炉灰的清理更 加方使。
如图 1所示， 本发明的复合燃烧炉可以作为乡村居室采暖炉 具， 例如， 其可以加热暖气用水。 图 1中左侧和中部上侧用波纹 表示的位置为水套部分， 该水套部分中容纳的水被本发明的复合 燃烧炉加热， 以供应暖气用水， 或者生活用热水（例如用于沐浴， 洗涤， 等等）。 冷水进口在图 1的左下部位以框形箭头示出 （冷水 从该进口到达周向空隙 55附近的连接管路在图 1中未示出）， 热 水出口在图 1的左上部位以框形箭头示出。
另外本发明的复合燃烧炉也可以作为乡村居民日常生活中使 用的炉具， 例如可以作为厨房烹饪用炉具。

Claims

权 利 要 求
1. 一种用于燃烧块状燃料的复合燃烧炉， 包括：
壳体， 该壳体内设置有隔热层， 隔热层的内部中央围成一个 炉膛， 炉膛下方设有用于支承燃料的多个燃料支承条， 燃料能够 在该炉膛内进行初次燃烧；
其特征在于：
所述隔热层是带有夹层的复合式隔热层；
在所述炉膛的上边缘的上方， 沿着所述炉膛的上边缘设有回 火环， 该回火环与所述炉膛的上边缘的形状相互配合， 以在它们 之间形成围绕所述炉膛的上边缘的周向空隙， 该周向空隙用于迫 使燃料在炉膛内燃烧生成的烟气沿着其流动的曲折流动路径， 在 炉膛内部的燃烧生成烟气在炉膛内自下而上， 越过所述炉膛的上 边缘， 向炉膛的外侧向下倾斜地穿过所述空隙， 流出所述炉膛； 在所述周向空隙的下方， 沿着所述周向空隙设置有多个助燃 空气出口孔， 从而， 所述一次燃烧产生的烟气所夹带的燃料颗粒 能够在所述周向空隙处进行二次燃烧；
用于在炉膛下方支承燃料的所述多个燃料支承条是能够被驱 动装置驱动而进行旋转以便于自动排出燃烧灰渣的燃料支承条， 并且
所述复合燃烧炉还设有用于以面板控制方式或遥控方式电气 化地控制所述燃烧炉的至少一个操作部分的电气化控制部分。
2. 根据权利要求 1所述的复合燃烧炉， 其特征在于：
在炉膛的上边缘处， 设有向上凸出的助燃沿， 该助燃沿与所 述回火环相嵌套地配合， 以形成用于所述二次燃烧的空隙， 所述 助燃空气出口孔设置在该助燃沿内。
3. 根据权利要求 2所述的复合燃烧炉， 其特征在于： 所述助燃空气出口孔与在所述隔热层内设置的相应的助燃空 气输送管相连通， 或者与不经过所述隔热层的直接空气输入管相 连通。
4. 根据权利要求 1至 3中的任一项所述的复合燃烧炉， 其特 征在于：
所述炉膛具有大致鼓形的主体部分， 该鼓形的主体部分的上 端和下端的直径分别小于该鼓形的主体部分的中部的直径， 该鼓 形的主体部分的中心轴线大致沿着铅垂方向布置；
在所述炉膛的大致鼓形的主体部分的上侧， 与所述主体部分 一体地形成有一个上部喇叭口炉膛部分， 该上部喇，1八口炉膛部分 的下边缘与所述主体部分的上边缘相连接， 该上部喇 p八口炉膛部 分的上边缘的直径大于其下边缘的直径， 并且 /或者： 在所述炉膛 的大致鼓形的主体部分的下侧， 与所述主体部分一体地形成有一 个下部喇叭口炉膛部分， 该下部喇，，八口炉膛部分的上边缘与所述 主体部分的下边缘相连接， 该下部喇 p八口炉膛部分的下边缘的直 径大于其上边缘的直径， 并且该下部喇叭口炉膛部分的下边缘靠 近所述燃料支承条布置。
5. 根据权利要求 1至 3中的任一项所述的复合燃烧炉， 其特 征在于：
在所述燃料支承条的紧下方设有用于引火的电热管， 所述电 热管的上方设有栅栏状的防护罩， 所述电气化控制部分能够控制 所述电热管的通电 /断电。
6. 根据权利要求 1至 3中的任一项所述的复合燃烧炉， 其特 征在于：
在所述燃料支承条的紧下方设有用于引火的石英灯， 所述石 英灯的上方设有栅栏状的防护罩， 所述电气化控制部分能够控制 所述石英灯的通电 /断电。
7. 根据权利要求 1至 3中的任一项所述的复合燃烧炉， 其特 征在于：
所述炉膛内壁上沿自下而上的方向设有一条或多条通风助燃 槽。
8. 根据权利要求 1至 3中的任一项所述的复合燃烧炉， 其特 征在于：
所述燃料支承条的下方设置有用于储存炉灰的炉灰容器， 该 炉灰容器的下侧 有可移动装置。
PCT/CN2011/000722 2010-04-23 2011-04-25 一种燃烧炉 WO2011131037A1 (zh)

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CN101886819A (zh) * 2010-04-23 2010-11-17 李仕清 复合燃烧炉膛
CN104235883A (zh) * 2014-06-29 2014-12-24 李仕清 一种用于燃烧块状燃料的复合燃烧节能炉
CN104235881A (zh) * 2014-06-29 2014-12-24 李仕清 一种用于燃烧块状燃料的复合燃烧炉

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CN2050938U (zh) * 1989-03-24 1990-01-10 张永让 三次风调温型蜂窝煤炉
FR2707104A1 (fr) * 1993-06-30 1995-01-06 Hays Claude Jean Fourneau ou chaudière avec foyer démontable, alimentation en air primaire préchauffé par gaine démontable .
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CN101655242A (zh) * 2009-09-14 2010-02-24 李仕清 炉膛旋转炉条
CN201636906U (zh) * 2010-04-23 2010-11-17 李仕清 复合燃烧炉膛
CN101886819A (zh) * 2010-04-23 2010-11-17 李仕清 复合燃烧炉膛

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Publication number Priority date Publication date Assignee Title
CN2050938U (zh) * 1989-03-24 1990-01-10 张永让 三次风调温型蜂窝煤炉
AT402850B (de) * 1991-09-06 1997-09-25 Oekofen Forschungs Und Entwick Ofen
FR2707104A1 (fr) * 1993-06-30 1995-01-06 Hays Claude Jean Fourneau ou chaudière avec foyer démontable, alimentation en air primaire préchauffé par gaine démontable .
CN201152549Y (zh) * 2007-11-16 2008-11-19 沈世泽 柴草气化回风炉
CN101655242A (zh) * 2009-09-14 2010-02-24 李仕清 炉膛旋转炉条
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CN101886819A (zh) * 2010-04-23 2010-11-17 李仕清 复合燃烧炉膛

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