CN111425888A - Special wind-force pressure boost combustion-supporting device of naked light stove - Google Patents
Special wind-force pressure boost combustion-supporting device of naked light stove Download PDFInfo
- Publication number
- CN111425888A CN111425888A CN202010272329.9A CN202010272329A CN111425888A CN 111425888 A CN111425888 A CN 111425888A CN 202010272329 A CN202010272329 A CN 202010272329A CN 111425888 A CN111425888 A CN 111425888A
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- Prior art keywords
- air
- guide pipe
- combustion
- fuel
- air guide
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/191—Component parts; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/185—Stoves with open fires, e.g. fireplaces with air-handling means, heat exchange means, or additional provisions for convection heating ; Controlling combustion
- F24B1/189—Stoves with open fires, e.g. fireplaces with air-handling means, heat exchange means, or additional provisions for convection heating ; Controlling combustion characterised by air-handling means, i.e. of combustion-air, heated-air, or flue-gases, e.g. draught control dampers
- F24B1/19—Supplying combustion-air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses a special wind power supercharging combustion-supporting device for an open fire furnace, and belongs to the technical field of open fire furnaces. The air duct device comprises an air guide pipe and an air collecting chamber communicated with the air guide pipe, a pipe port of the air guide pipe is connected with an air supply pipe opening of the volute, the air inlet screen plate is fixed on the air guide pipe, an air inlet hole is formed in one side face of the air inlet screen plate and corresponds to the air suction opening of the volute, and multiple rows of air exhaust fine holes communicated with the air collecting chamber are densely distributed on the top face of the air collecting chamber. The device can be upwards discharged in the form of air beams to provide pressurized air for the fuel in the combustion chamber during combustion operation, so that the fuel placed on the device can be completely combusted under the comprehensive and sufficient oxygen supply state, the combustion-supporting effect is obvious, and because the fuel and the carbon burnt by the fuel are efficiently combusted together, the fuel is not finally carbonized, namely, all the carbon is ash after combustion, and the fuel utilization rate is high.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a special wind power supercharging combustion-supporting device for an open fire furnace, and belongs to the technical field of open fire furnaces.
[ background of the invention ]
Referring to patent No. 201721927180.3 entitled biomass furnace for forced introduction of air for combustion, as shown in fig. 4, an air inducing device 6 is fixed on the outer wall of a furnace door 8, the furnace door 8 is hinged at an opening 20 of a furnace shell, the furnace door 8 is provided with a hole 80, and an air supply outlet of the air inducing device 6 delivers air required by combustion of the biomass furnace through the hole 80.
[ summary of the invention ]
In order to overcome the defects of the prior art, the invention aims to provide the special wind power pressurizing combustion-supporting device for the open fire furnace.
Therefore, the invention provides the following technical scheme:
the special wind-force pressure boost combustion-supporting device of the open fire furnace comprises an induced draft fan, wherein the induced draft fan comprises a volute, a motor arranged in the volute and an impeller fixed on a motor shaft, the volute is provided with an air suction opening and an air supply pipe opening, and the improvement point is that: the air duct device comprises an air guide pipe and an air collecting cavity communicated with the air guide pipe, the pipe end of the air guide pipe is connected with the air supply pipe opening of the volute, the air inlet mesh plate is fixed on the air guide pipe, an air inlet hole is formed in one side face of the air inlet mesh plate and corresponds to the air suction opening of the volute, multiple rows of air exhaust fine holes communicated with the air collecting cavity are densely distributed in the top face of the air collecting cavity, and fuel is placed on the top face of the air collecting cavity.
In order to save the die sinking cost, reduce consumption and reduce waste, the air guide pipe and the air collecting cavity are an integral piece.
The pore diameter of the air exhaust pore is 2mm, and the air exhaust pores in two adjacent rows are distributed in a staggered manner.
The invention also comprises a bottom cover fixed at the bottom of the air guide pipe, the side surface of the air inlet screen plate and the side surface of the bottom cover are mutually fixed, and the space enclosed by the bottom cover and the air inlet screen plate forms an air inlet cavity.
The invention has the following advantages and positive effects:
the special wind-force boosting combustion-supporting device for the open fire furnace adopts an air duct core component structure, external air is introduced into air flowing through an air guide pipe and is rapidly and intensively collected to an air collecting cavity, the air in the air collecting cavity is upwards discharged in the form of air beams through air exhaust pores so as to provide boosting air for fuel in a combustion chamber during combustion operation, so that the fuel placed on the device can be completely combusted in a comprehensive and sufficient oxygen supply state, the combustion-supporting effect is obvious, the fuel and carbon burnt by the fuel are efficiently combusted together, the carbon is not finally formed after the combustion, namely all the fuel is ash, and the fuel utilization rate is high.
The air temperature flowing in the air guide pipe is higher, the air collecting chamber is high-temperature air with higher temperature, and when the high-temperature and high-pressure air beams act on the bottom of the fuel intensively, unburned gas and unburned clean gas can be continuously and fully combusted under high heat.
The combustion test shows that when the fuel is directly placed on the top surface of the air collecting chamber for combustion, the open fire is in a jumping blue color, and the flame is vigorous.
[ description of the drawings ]
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a perspective view of a special wind-powered supercharging combustion-supporting device for a flame stove of the invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a schematic front view of the air duct of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 2;
FIG. 5 is a cross-sectional view B-B of FIG. 3;
FIG. 6 is a schematic view of the present invention placed in an open flame furnace with fuel being combusted in the combustion chamber.
[ detailed description ] embodiments
Referring to fig. 1 to 6, the special wind-powered supercharging combustion-supporting device for the open-fire furnace comprises an induced draft fan 1, the induced draft fan comprises a volute 10, a motor (not shown in the figure) installed in the volute and an impeller 12 fixedly connected with a motor shaft 11, the volute 10 is provided with an air suction opening 10-1 and an air supply pipe opening 10-2, and the improvement point is that: the fuel gas combustion device further comprises an air duct device 2 and an air inlet screen plate 3, wherein the air duct device 2 comprises an air guide pipe 21 and an air collecting chamber 22 communicated with the air guide pipe, a pipe port 210 of the air guide pipe 21 is connected with an air supply pipe opening 10-2, the air inlet screen plate 3 is fixed on the air guide pipe 21, an air inlet hole 310 is formed in one side surface 31 of the air inlet screen plate 3, the air inlet hole 310 corresponds to an air suction opening 10-1 of the volute 10, multiple rows of air exhaust fine holes 220 communicated with the air collecting chamber 22 are densely distributed in the top surface 221 of the air collecting chamber 22, and fuel 6 is placed on the top surface 220.
The draught fan is purchased on site, the motor can be externally connected to a power supply through a USB (universal serial bus) wire 5, and the motor is a direct current motor.
Referring to fig. 3 and 5, the outer wall of the pipe port 210 of the air guiding pipe 21 is provided with a pipe end lug 211, and the outer wall of the volute near the air supply nozzle 10-2 is also provided with a corresponding lug (not shown), as shown in fig. 4, after the air supply nozzle 10-2 is inserted into the pipe port 210, the two are fixedly connected by a screw.
The top surface of the air inlet net plate 3 is fixed on the air guide pipe 21 through a screw S11 and is also fixed on a pipe body lug 212 of the air guide pipe 21 through a second screw S12.
As shown in fig. 1 and 4, the top surface of the fixed air inlet net plate 3 is flush with the top surface 221 of the air collecting chamber 22.
The air guiding pipe 21 and the air collecting chamber 22 are an integral piece, specifically, an iron casting.
The aperture of the air exhaust pores is 2mm, and the air exhaust pores in two adjacent rows are distributed in a staggered manner.
The invention also comprises a bottom cover 4 fixed at the bottom of the air guide pipe 21, the side surface of the air inlet screen plate 3 and the side surface of the bottom cover 4 are mutually fixed, and the space enclosed by the bottom cover 4 and the air inlet screen plate 3 forms an air inlet cavity.
As shown in fig. 2 and 4, the bottom cover 4 is fixed to the bottom of the tube body of the air guiding tube 21 by a screw S21.
As shown in fig. 1 and 2, one side surface 31 and the other side surface of the air inlet mesh plate 3 are respectively fixedly connected with one side surface and the other side surface corresponding to the bottom cover 4 through four screws S22.
The air collecting chamber 22 is positioned in a combustion chamber 70 (commonly called a hearth) of the naked fire furnace 7, and the air inlet screen plate 3 is positioned outside the naked fire furnace.
The outer diameter of the blower nozzle 10-2 is adapted to the inner diameter of the tube port 210.
A plurality of the air inlet holes 310 are densely distributed.
When the wind power combustion-supporting device is used, the head of the air duct device 2 firstly extends into the combustion chamber 70 of the open fire furnace 7, namely the air exhaust pore 220 is positioned in the combustion chamber of the open fire furnace, then fuel is placed on the top surface 221 of the air collection chamber 22, so that the fuel 6 is positioned in the combustion chamber 70, when longer fuel extends out of the combustion chamber, the exposed end of the fuel can also be placed on the top surface of the air inlet net plate 3, then the USB wire 5 of the wind power combustion-supporting device is connected with a power supply, the induced draft fan 1 is started after the fuel is ignited, and the external ambient air is sucked from the air inlet hole 310. Wind path trend: air is injected from the pipe port 210, the air flowing through the air guide pipe 21 enters the air collection chamber 22, and finally the air beams are intensively and upwards discharged to the fuel through the air exhaust pores 220 so as to sufficiently supply oxygen for combustion.
The fuel 6 used by the naked light is solid fuel, such as firewood.
Claims (4)
1. The utility model provides a combustion-supporting device of special wind-force pressure boost of bright stove, includes the draught fan, this draught fan includes the spiral case, installs the motor in the spiral case and fixes the impeller on the motor shaft, and the spiral case has inlet scoop, air supply pipe mouth, its characterized in that: the air duct device comprises an air guide pipe and an air collecting cavity communicated with the air guide pipe, the pipe end of the air guide pipe is connected with the air supply pipe opening of the volute, the air inlet mesh plate is fixed on the air guide pipe, an air inlet hole is formed in one side face of the air inlet mesh plate and corresponds to the air suction opening of the volute, multiple rows of air exhaust fine holes communicated with the air collecting cavity are densely distributed in the top face of the air collecting cavity, and fuel is placed on the top face of the air collecting cavity.
2. The special wind power pressurizing combustion-supporting device for the naked fire furnace according to claim 1, wherein: the air guide pipe and the air collecting cavity are an integral piece.
3. The special wind-force supercharging combustion-supporting device for the naked fire furnace as claimed in claim 1 or 2, wherein the diameter of the air exhaust fine holes is 2mm, and the air exhaust fine holes in two adjacent rows are distributed in a staggered manner.
4. The special wind power pressurizing combustion-supporting device for the naked fire furnace as claimed in claim 3, wherein: the air inlet net plate is fixed on the air guide pipe, and the air inlet net plate is arranged on the air guide pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010272329.9A CN111425888A (en) | 2020-04-08 | 2020-04-08 | Special wind-force pressure boost combustion-supporting device of naked light stove |
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CN202010272329.9A CN111425888A (en) | 2020-04-08 | 2020-04-08 | Special wind-force pressure boost combustion-supporting device of naked light stove |
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CN202010272329.9A Pending CN111425888A (en) | 2020-04-08 | 2020-04-08 | Special wind-force pressure boost combustion-supporting device of naked light stove |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA956194A (en) * | 1972-05-01 | 1974-10-15 | Billy G. Campbell | Fireplace log burner |
CN201373443Y (en) * | 2009-03-25 | 2009-12-30 | 梁丽冰 | Air supply device of firewood stove |
CN104266216A (en) * | 2014-10-08 | 2015-01-07 | 廖志文 | Whirlwind combustion supporting device |
KR20160045430A (en) * | 2014-10-17 | 2016-04-27 | 차영섭 | Stove For Pellet Fuel |
CN106196176A (en) * | 2016-08-30 | 2016-12-07 | 辽宁合百意生物质技术开发有限公司 | Straw bundling half gasification fired boiler |
CN106439926A (en) * | 2016-10-10 | 2017-02-22 | 内蒙古易暖科技有限公司 | Secondary air supply combustion-supporting device for heating furnace |
CN207907226U (en) * | 2017-12-24 | 2018-09-25 | 浙江惠文美炉具有限公司 | A kind of biomass stove being forcibly introduced into combustion air |
-
2020
- 2020-04-08 CN CN202010272329.9A patent/CN111425888A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA956194A (en) * | 1972-05-01 | 1974-10-15 | Billy G. Campbell | Fireplace log burner |
CN201373443Y (en) * | 2009-03-25 | 2009-12-30 | 梁丽冰 | Air supply device of firewood stove |
CN104266216A (en) * | 2014-10-08 | 2015-01-07 | 廖志文 | Whirlwind combustion supporting device |
KR20160045430A (en) * | 2014-10-17 | 2016-04-27 | 차영섭 | Stove For Pellet Fuel |
CN106196176A (en) * | 2016-08-30 | 2016-12-07 | 辽宁合百意生物质技术开发有限公司 | Straw bundling half gasification fired boiler |
CN106439926A (en) * | 2016-10-10 | 2017-02-22 | 内蒙古易暖科技有限公司 | Secondary air supply combustion-supporting device for heating furnace |
CN207907226U (en) * | 2017-12-24 | 2018-09-25 | 浙江惠文美炉具有限公司 | A kind of biomass stove being forcibly introduced into combustion air |
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Application publication date: 20200717 |