CN109737382B - Double-fire heating stove - Google Patents
Double-fire heating stove Download PDFInfo
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- CN109737382B CN109737382B CN201910138128.7A CN201910138128A CN109737382B CN 109737382 B CN109737382 B CN 109737382B CN 201910138128 A CN201910138128 A CN 201910138128A CN 109737382 B CN109737382 B CN 109737382B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 145
- 238000002485 combustion reaction Methods 0.000 claims abstract description 158
- 238000010411 cooking Methods 0.000 claims abstract description 65
- 239000000779 smoke Substances 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims description 75
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 46
- 239000001301 oxygen Substances 0.000 claims description 46
- 229910052760 oxygen Inorganic materials 0.000 claims description 46
- 239000003517 fume Substances 0.000 claims description 14
- 230000009977 dual effect Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910001868 water Inorganic materials 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005192 partition Methods 0.000 description 9
- 239000002028 Biomass Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The invention provides a double-fire heating stove, which belongs to the field of boiler equipment and comprises: the furnace body is internally provided with a hearth, and the furnace wall is provided with a cooking port and a heating port which are respectively communicated with the hearth; the burner comprises a gas cylinder which is arranged in the hearth and is used for collecting combustible gas, a first combustion cylinder of which the combustion end is arranged in the cooking port and the air inlet end is communicated with the gas cylinder, and a second combustion cylinder of which the combustion end is arranged in the heating port and the air inlet end is communicated with the gas cylinder; and the heating box is arranged outside the furnace body and communicated with the heating port, a smoke outlet is arranged, the inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder, and the inner cavity is provided with a heat exchange tube used for being heated by flame at the combustion end of the second combustion cylinder. When the cooking port is not used, the first combustion cylinder can be plugged, and the second combustion cylinder in the heating port can continuously heat the heat exchange pipe for heating; when heating is not needed, the smoke outlet can be blocked or the second combustion cylinder can be blocked, so that heating is stopped, and the cooking port is not affected and can be used continuously.
Description
Technical Field
The invention belongs to the technical field of boiler equipment, and particularly relates to a double-fire type heating furnace.
Background
The heating stove with the burner leads the combustion gas to be generated in the hearth through insufficient combustion of fuel in the hearth, the burner in the hearth is utilized to lead the combustion gas out of the cooking port, the combustion is carried out at the cooking port, the side surface of the cooking port or the flue is internally provided with the heat exchange tube, and the flame at the cooking port is used for cooking daily and heating by heating the heat exchange tube. However, the heat exchange tube is always heated by flame at the cooking port, so that the heating cannot be stopped, and the heating furnace cannot be used in summer and the like without heating.
Disclosure of Invention
The invention aims to provide a double-fire heating stove, which solves the technical problems that in the prior art, a heating stove with a burner always heats a heating pipe at a cooking port, and heating cannot be stopped, so that the heating stove cannot be used in summer and other times when heating is not needed.
In order to achieve the above purpose, the invention adopts the following technical scheme: provided is a double fire type heating stove including:
the furnace body is internally provided with a hearth, and the furnace wall is provided with a cooking port and a heating port which are respectively communicated with the hearth;
the burner comprises a gas cylinder which is arranged in the hearth and is used for collecting combustible gas, a first combustion cylinder, a second combustion cylinder, a first combustion cylinder and a second combustion cylinder, wherein the combustion end of the first combustion cylinder is arranged in the cooking port, the air inlet end of the first combustion cylinder is communicated with the air outlet end of the gas cylinder, and the combustion end of the second combustion cylinder is arranged in the heating port, and the air inlet end of the second combustion cylinder is communicated with the air outlet end of the gas cylinder; and
the heating box is arranged on the outer side of the furnace body and communicated with the heating port, a smoke outlet is arranged, the inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder, and the inner cavity is provided with a heat exchange tube for being heated by flame at the combustion end of the second combustion cylinder.
Further, the cooking port is arranged at the top of the furnace body, and the heating port is arranged at the rear side of the furnace body; the heating box is arranged at the rear side of the furnace body; the front side of heating cabinet lower extreme with the heating mouth intercommunication, and the inner chamber is used for the combustible gas burning of second combustion cylinder burning end, the heat exchange tube is located the top of heating mouth, the exhaust port is located the heating cabinet top surface.
Further, the first combustion cylinder and the gas cylinder are coaxially arranged, and an included angle between the axis of the second combustion cylinder and the axis of the gas cylinder is alpha, and the included angle is more than or equal to 90 degrees and more than or equal to 0 degrees.
Further, smoke collecting covers are arranged at the tops of the furnace body and the heating box; the bottom of the fume collecting hood is respectively communicated with the cooking opening and the fume exhaust opening, and the top of the fume collecting hood is provided with a chimney interface and a heating opening positioned above the cooking opening.
Further, a cover plate for sealing the cooking opening or the smoke exhaust opening is arranged in the smoke collecting cover.
Further, the furnace body and the heating box top are provided with a slide, the slide is parallel to the connection line of the cooking port and the smoke exhaust port, and the cover plate is connected to the slide in a sliding manner.
Further, the slide way comprises two slide rails which are parallel to each other, and the inner side surfaces of the two slide rails which are opposite to each other are respectively provided with a slide groove which is parallel to each other; the cover plate is positioned between the two sliding rails, and two side edges of the cover plate are respectively arranged in the two sliding grooves in a sliding manner.
Further, the furnace body is provided with an air inlet channel, the inner wall of the cooking opening is provided with a first oxygen inlet channel communicated with the air inlet channel, and the side wall of the combustion end of the first combustion cylinder is provided with a plurality of first oxygen inlet holes respectively communicated with the first oxygen inlet channel.
Further, the furnace body is provided with an air inlet channel, the inner wall of the heating port is provided with a second oxygen inlet channel communicated with the air inlet channel, and the side wall of the combustion end of the second combustion cylinder is provided with a plurality of second oxygen inlet holes respectively communicated with the second oxygen inlet channel.
Further, the side wall of the gas inlet end of the gas cylinder is provided with a plurality of gas collecting holes which are distributed at intervals along the circumferential direction of the gas cylinder.
The double-fire heating stove provided by the invention has the beneficial effects that: compared with the prior art, the double-fire heating furnace has the advantages that the combustible gas in the hearth is collected by the gas cylinder, the combustible gas in the gas cylinder is led out from the cooking port and the heating port through the first combustion cylinder and the second combustion cylinder respectively, after the combustible gas in the first combustion cylinder and the combustible gas in the second combustion cylinder are respectively ignited, flames at the combustion end of the first combustion cylinder can be used for daily cooking, flames at the combustion end of the second combustion cylinder heat the heat exchange tubes in the heating box, and hot water in the heat exchange tubes is used for heating. When the cooking port is not used, the first combustion cylinder can be plugged, and the second combustion cylinder in the heating port can continuously heat the heat exchange tube for heating; when heating is not needed, the smoke outlet can be blocked or the second combustion cylinder can be blocked, so that heating is stopped, and the cooking port is not affected and can be used continuously. The double-fire heating stove provided by the invention can be used for heating at the same time or in a time-sharing manner in daily life, so that the utilization rate is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a cross-sectional view of a dual fire heating stove provided by an embodiment of the present invention;
fig. 2 is a cross-sectional view at A-A in fig. 1.
Wherein, each reference sign in the figure:
1-a furnace body; 11-hearth; 12-cooking port; 121-a first oxygen inlet channel; 13-heating ports; 131-a second oxygen inlet channel; 14-an air inlet duct; a 2-burner; 21-a gas cylinder; 211-air collection holes; 22-a first combustion bowl; 221-a first oxygen inlet hole; 222-a first stop collar; 23-a second combustion bowl; 231-a second oxygen inlet; 232-a second limiting ring; 4-heating box; 41-a smoke outlet; 42-heat exchange tubes; 5-cover plate; 51-sliding rails; 52-sliding grooves; 6-fume collecting hood; 61-chimney interface; 62-heating port.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 and fig. 2 together, a description will be given of a dual fire heating stove according to an embodiment of the present invention.
A dual fire heating stove comprising:
the furnace body 1 is internally provided with a hearth 11, and the furnace wall is provided with a cooking port 12 and a heating port 13 which are respectively communicated with the hearth 11;
the burner 2 comprises a gas cylinder 21 which is arranged in the hearth 11 and is used for collecting combustible gas, a first combustion cylinder 22 of which the combustion end is arranged in the cooking port 12 and the air inlet end is communicated with the air outlet end of the gas cylinder 21, and a second combustion cylinder 23 of which the combustion end is arranged in the heating port 13 and the air inlet end is communicated with the air outlet end of the gas cylinder 21; and
the heating box 4 is arranged outside the furnace body 1 and is communicated with the heating port 13, a smoke outlet 41 is arranged, an inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder 23, and a heat exchange tube 42 used for being heated by flame at the combustion end of the second combustion cylinder 23 is arranged in the inner cavity.
Compared with the prior art, the double-fire heating furnace has the advantages that the combustible gas in the hearth 11 is collected by the gas cylinder 21, the combustible gas in the gas cylinder 21 is led out from the cooking port 12 and the heating port 13 through the first combustion cylinder 22 and the second combustion cylinder 23, the combustible gas in the first combustion cylinder 22 and the second combustion cylinder 23 is respectively ignited, the flame at the combustion end of the first combustion cylinder 22 can be used for daily cooking, the heat exchange tube 42 in the heating box 4 is heated by the flame at the combustion end of the second combustion cylinder 23, and the hot water in the heat exchange tube 42 is used for heating. When the cooking opening 12 is not used, the first combustion cylinder 22 can be blocked, and the second combustion cylinder 23 in the heating opening 13 can continuously heat the heat exchange tube 42 for heating; when heating is not needed, the smoke outlet 41 or the second combustion cylinder 23 can be blocked, so that heating is stopped, and the cooking port 12 can be continuously used without being influenced.
Specifically, the furnace body 1 can be a rectangular furnace body 1 formed by welding steel plates, a fireproof heat-insulating layer is arranged on the inner wall of the rectangular furnace body 1, a filling opening is arranged on the front side of the furnace body 1 and used for filling fuel into the hearth 11, and a fire grate is arranged at the bottom of the hearth 11. The cooking port 12 and the heating port 13 penetrate through the wall of the furnace body 1, and the first combustion cylinder 22 and the second combustion cylinder 23 penetrate out of the furnace body 1. The biomass briquettes are added into the hearth 11 and then ignited, the temperature in the hearth 11 reaches the high temperature of 1000-1300 ℃, so that the biomass briquettes in the hearth 11 are subjected to carbonization, pyrolysis and gasification to generate combustible gases which take carbon monoxide, hydrogen, methane, carbon dioxide, nitrogen, hydrogen sulfide, water and the like as main components, harmful substances such as tar in the flue gas are decomposed at the high temperature, and the flue gas after combustion is cleaner and environment-friendly.
The upper end of the first combustion cylinder 22 is a combustion end, and the lower end is an intake end. The combustion end of the first combustion bowl 22 is secured to the sidewall of the cooking opening 12. The end of the second combustion cylinder 23 facing the hearth 11 is an air inlet end, the end facing the heating box is a combustion end, and the combustion end of the second combustion cylinder 23 is fixed with the side wall of the heating port 13, so that the burner 2 is fixed with the furnace body 1. The gas cylinder 21 of the burner 2 extends into the furnace 11, the gas inlet end of the gas cylinder 21 being open for collecting the combustible gas in the furnace 11. The gas cylinder 21 is made of a material capable of withstanding high temperatures of 1000-1300 ℃ to ensure normal use of the burner 2.
The heating box 4 is a hollow box body, a plurality of horizontal heat exchange pipes 42 are arranged in the heating box body, the bottom of the heating box body is communicated with the heating port 13, so that flames at the combustion end of the second combustion cylinder 23 heat the heat exchange pipes 42 from the lower part, and the two ends of the heat exchange pipes 42 are connected with heating air for heating.
The gas cylinder 21 may have any shape such as a cylindrical shape or a square cylindrical shape; the first combustion cylinder 22 and the second combustion cylinder 23 may have any shape such as a cylindrical shape or a square cylindrical shape. The inner diameters of the first combustion cylinder 22 and the second combustion cylinder 23 may be the same or different. The side wall of the gas inlet end of the gas cylinder 21 may be provided with a gas collecting hole 211, or the gas collecting hole 211 may not be provided. The side wall of the combustion end of the first combustion cylinder 22 may be provided with the first oxygen inlet 221, or the first oxygen inlet 221 may not be provided. The side wall of the combustion end of the second combustion cylinder 23 may be provided with the second oxygen inlet 231, or the second oxygen inlet 231 may not be provided.
Referring to fig. 1 and fig. 2 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a cooking opening 12 is arranged at the top of the stove body 1, and a heating opening 13 is arranged at the rear side of the stove body 1; the heating box 4 is arranged at the rear side of the furnace body 1; the front side of the lower end of the heating box 4 is communicated with the heating port 13, the inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder 23, the heat exchange tube 42 is positioned above the heating port 13, and the smoke outlet 41 is arranged on the top surface of the heating box 4.
Specifically, the heating box 4 is fixedly installed at the rear side of the furnace body 1, and the front side of the lower end of the heating box 4 is provided with an opening and is buckled outside the heating port 13, so that the combustible gas at the combustion end of the second combustion cylinder 23 is combusted in the lower end of the heating box 4. The two opposite side walls of the heating box 4 are respectively provided with a water jacket. The heat exchange pipe 42 is horizontally disposed and communicates with the two water jackets at both ends, respectively. The two ends of the heating air are respectively communicated with the two water jackets, so that hot water circulates in the heat exchange tube 42 and the heating air.
Referring to fig. 1 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a first combustion cylinder 22 and a gas cylinder 21 are coaxially arranged, and an included angle between an axis of a second combustion cylinder 23 and an axis of the gas cylinder 21 is alpha, and is more than or equal to 90 degrees and more than or equal to 0 degrees.
Specifically, the included angle α is 90 °, i.e. the second combustion cylinder 23 is arranged perpendicular to the gas cylinder 21. The first combustion cylinder 22, the second combustion cylinder 23 and the gas cartridge 21 are connected in a T-shape.
Referring to fig. 1 and fig. 2 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a smoke collecting hood 6 is arranged at the top of a stove body 1 and a heating box 4; the bottom of the fume collecting hood 6 is respectively communicated with the cooking port 12 and the fume exhaust port 41, and the top is provided with a chimney interface 61 and a heating port 62 positioned above the cooking port 12.
Specifically, the heating port 62 is closed, and the fumes from the cooking port 12 and the fume outlet 41 enter the interior of the fume collection hood 6 and enter the chimney from the chimney port 61 at the top of the fume collection hood 6. When cooking is desired, the cookware is placed on the heating port 62 and heated through the underlying cooking port 12. More specifically, the chimney port 61 is located above the smoke outlet 41.
Referring to fig. 1 and 2 together, as a specific embodiment of the dual-fire heating stove provided by the present invention, a cover plate 5 for sealing the cooking opening 12 or the smoke outlet 41 is disposed in the smoke collecting hood 6.
In particular, the cover plate 5 is used to cover the cooking opening 12 or the smoke outlet 41 at different times. When cooking, the cooking port 12 is opened, the cover plate 5 closes the smoke outlet 41 to block smoke discharge, so that flames at the combustion end of the second combustion cylinder 23 in the heating port 13 are extinguished, combustible gas in the hearth 11 is combusted only at the combustion end of the first combustion cylinder 22 in the cooking port 12, and the vigorous flames of the cooking port 12 are ensured; when the cooking port 12 is not used, the cover plate 5 closes the cooking port 12, the smoke outlet 41 is opened, and the combustion end of the second combustion cylinder 23 in the heating port 13 can continue to heat the heat exchange tube 42 for heating.
Referring to fig. 1 and 2 together, as a specific embodiment of the dual-fire heating stove provided by the present invention, the top of the stove body 1 and the heating box 4 are provided with a sliding way, the sliding way is parallel to the connection line of the cooking opening 12 and the smoke outlet 41, and the cover plate 5 is slidably connected to the sliding way.
Specifically, the slide way is arranged along the front-back direction, so that the cover plate 5 can slide back and forth along the slide way, the cover plate 5 slides forward to seal the cooking opening 12, and the cover plate 5 slides backward to seal the smoke outlet 41.
Referring to fig. 1 and fig. 2 together, as a specific embodiment of the dual-fire heating stove provided by the invention, the slide way includes two parallel slide rails 51, and opposite inner side surfaces of the two slide rails 51 are respectively provided with a parallel slide groove 52; the cover plate 5 is located between the two sliding rails 51, and two side edges are respectively slidably disposed in the two sliding grooves 52.
Specifically, two slide rails 51 are provided in the front-rear direction and are located on both sides of the cooking port 12 and the smoke outlet 41, respectively. The inner side surface of each slide rail 51 is provided with a slide groove 52 arranged in the front-rear direction. The cover plate 5 is a flat plate, and two side edges of the cover plate 5 are respectively embedded into sliding grooves 52 of two sliding rails 51.
Referring to fig. 1 and 2 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a furnace body 1 is provided with an air inlet duct 14, an inner wall of a cooking opening 12 is provided with a first oxygen inlet channel 121 communicated with the air inlet duct 14, and a side wall of a combustion end of a first combustion cylinder 22 is provided with a plurality of first oxygen inlet holes 221 respectively communicated with the first oxygen inlet channel 121.
Specifically, the first oxygen inlet passage 121 has a ring shape provided along the inner periphery of the cooking port 12. More specifically, the upper wall of the furnace body 1 includes two partitions parallel to each other, a cavity is formed between the two partitions, and the cooking opening 12 penetrates the two partitions so that the cavity between the partitions forms a first oxygen inlet passage 121 in the shape of a ring on the inner wall of the cooking opening 12. One end of the air inlet duct 14 is communicated with the outside, and the other end is communicated with the cavity between the two partition plates, so that the air inlet duct 14 is communicated with the first oxygen inlet channel 121. The first oxygen inlet holes 221 penetrate through the sidewall of the combustion end of the first combustion bowl 22, so that air in the first oxygen inlet passage 121 enters the combustion end of the first combustion bowl 22 through the first oxygen inlet holes 221. In use, air enters the first combustion cylinder 22 through the air inlet duct 14, the first oxygen inlet channel 121 and the first oxygen inlet hole 221 to burn, and is mixed with the combustible gas in the combustion end of the first combustion cylinder 22 to burn.
More specifically, the sidewall of the outer end of the first combustion bowl 22 is provided with a plurality of first oxygen inlet holes 221 penetrating therethrough, and the plurality of first oxygen inlet holes 221 are distributed along the circumferential direction of the outer end of the first combustion bowl 22.
Referring to fig. 1 and fig. 2 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a furnace body 1 is provided with an air inlet channel 14, an inner wall of a heating port 13 is provided with a second oxygen inlet channel 131 communicated with the air inlet channel 14, and a side wall of a combustion end of a second combustion cylinder 23 is provided with a plurality of second oxygen inlet holes 231 respectively communicated with the second oxygen inlet channel 131.
Specifically, the second oxygen inlet passage 131 has a ring shape provided along the inner circumference of the heating port 13. More specifically, the rear wall of the furnace body 1 includes two partitions parallel to each other, a cavity is formed between the two partitions, and the heating port 13 penetrates the two partitions, so that the cavity between the partitions forms a second oxygen inlet passage 131 in a ring shape on the inner wall of the heating port 13. One end of the air inlet channel 14 is communicated with the outside, and the other end is communicated with the cavity between the two clapboards, so that the air inlet channel 14 is communicated with the second oxygen inlet channel 131. The second oxygen inlet holes 231 penetrate through the sidewall of the combustion end of the second combustion bowl 23 such that air in the second oxygen inlet passage 131 enters the combustion end of the first combustion bowl 22 through the second oxygen inlet holes 231. In use, air enters the combustion end of the second combustion cylinder 23 through the air inlet duct 14, the second oxygen inlet channel 131 and the second oxygen inlet hole 231, and is mixed with the combustible gas in the combustion end of the second combustion cylinder 23 to be combusted.
More specifically, the sidewall of the outer end of the second combustion bowl 23 is provided with a plurality of second oxygen inlet holes 231 penetrating therethrough, and the plurality of second oxygen inlet holes 231 are distributed along the circumferential direction of the outer end of the second combustion bowl 23.
Referring to fig. 1, as a specific embodiment of the dual-fire heating stove provided by the present invention, a plurality of gas collecting holes 211 are formed along the circumferential direction of the gas cylinder 21 at intervals on the sidewall of the gas inlet end of the gas cylinder 21.
When the biomass briquetting device is used, the air inlet end of the gas cylinder 21 is inserted into the biomass briquetting pile, and combustible gas generated by biomass briquettes can enter the gas cylinder 21 through the gas collecting holes 211, so that the collection efficiency of the gas cylinder 21 on the combustible gas is improved.
As a specific embodiment of the double fire heating stove provided by the invention, the inner diameters of the first combustion cylinder 22 and the second combustion cylinder 23 are different. The first combustion cylinder 22 and the second combustion cylinder 23 may be provided with different inner diameters according to the heat required for cooking at the cooking port 12 and heating at the heating port 13. For example, the heat required for general heating is greater than that required for cooking, the inner diameter of the second combustion cylinder 23 may be set to be greater than that of the first combustion cylinder 22, so that more combustible gas enters the second combustion cylinder 23 to be burned at the heating port 13. The inner diameter of the gas cylinder 21 is set to be not smaller than the inner diameter of the first combustion cylinder 22 and the inner diameter of the second combustion cylinder 23, ensuring that the amount of combustible gas collected by the gas cylinder 21 is sufficiently large enough for the first combustion cylinder 22 or the second combustion cylinder 23 to burn.
Referring to fig. 1 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a first limiting ring 222 is disposed on the outer periphery of the combustion end of the first combustion cylinder 22, and the first limiting ring 222 is clamped with the side wall of the outer end of the cooking opening 12. Preventing the first combustion bowl 22 from being trapped within the firebox 11.
Referring to fig. 1 together, as a specific embodiment of the dual-fire heating stove provided by the invention, a second limiting ring 232 is disposed on the outer periphery of the combustion end of the second combustion cylinder 23, and the first limiting ring 222 is clamped with the side wall of the outer end of the heating port 13. Preventing the second combustion can 23 from being trapped in the furnace 11.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A dual fire heating stove, comprising:
a furnace body (1) is internally provided with a hearth (11), and the furnace wall is provided with a cooking port (12) and a heating port (13) which are respectively communicated with the hearth (11);
the burner (2) comprises a gas cylinder (21) which is arranged in the hearth (11) and is used for collecting combustible gas, a first combustion cylinder (22) which is arranged in the cooking port (12) at the combustion end and is communicated with the gas outlet end of the gas cylinder (21) at the gas inlet end, and a second combustion cylinder (23) which is arranged in the heating port (13) at the combustion end and is communicated with the gas outlet end of the gas cylinder (21) at the gas inlet end; and
the heating box (4) is arranged outside the furnace body (1) and is communicated with the heating port (13), a smoke outlet (41) is arranged, an inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder (23), and a heat exchange tube (42) used for being heated by flame at the combustion end of the second combustion cylinder (23) is arranged in the inner cavity;
the front side of heating cabinet (4) lower extreme with heating mouth (13) intercommunication, heat exchange tube (42) are located the top of heating mouth (13), the both sides wall that heating cabinet (4) are relative is equipped with the water jacket respectively, heat exchange tube (42) level sets up and both ends communicate with two water jackets respectively, the both ends of heating installation communicate with two water jackets respectively.
2. The dual fire heating stove of claim 1 wherein: the cooking port (12) is arranged at the top of the furnace body (1), and the heating port (13) is arranged at the rear side of the furnace body (1); the heating box (4) is arranged at the rear side of the furnace body (1); and the inner cavity is used for combusting combustible gas at the combustion end of the second combustion cylinder (23), and the smoke outlet (41) is arranged on the top surface of the heating box (4).
3. The dual fire heating stove of claim 1 wherein: the first combustion cylinder (22) and the gas cylinder (21) are coaxially arranged, and an included angle between the axis of the second combustion cylinder (23) and the axis of the gas cylinder (21) is alpha, and the angle alpha is more than or equal to 90 degrees and more than or equal to 0 degrees.
4. The dual fire heating stove of claim 1 wherein: the top parts of the furnace body (1) and the heating box (4) are provided with a fume collecting hood (6); the bottom of the fume collecting hood (6) is respectively communicated with the cooking opening (12) and the fume exhaust opening (41), and the top of the fume collecting hood is provided with a chimney interface (61) and a heating opening (62) positioned above the cooking opening (12).
5. The dual fire heating stove of claim 4 wherein: a cover plate (5) for sealing the cooking opening (12) or the smoke exhaust opening (41) is arranged in the smoke collecting hood (6).
6. The dual fire heating stove of claim 5 wherein: the top of the furnace body (1) and the top of the heating box (4) are provided with slide ways, the slide ways are parallel to the connecting lines of the cooking opening (12) and the smoke exhaust opening (41), and the cover plate (5) is connected to the slide ways in a sliding mode.
7. The dual fire heating stove of claim 6 wherein: the slide way comprises two slide rails (51) which are parallel to each other, and sliding grooves (52) which are parallel to each other are respectively arranged on the inner side surfaces of the two slide rails (51) which are opposite to each other; the cover plate (5) is positioned between the two sliding rails (51) and two side edges are respectively arranged in the two sliding grooves (52) in a sliding manner.
8. The dual fire heating stove of claim 1 wherein: the furnace body (1) is provided with an air inlet duct (14), the inner wall of the cooking opening (12) is provided with a first oxygen inlet channel (121) communicated with the air inlet duct (14), and the side wall of the combustion end of the first combustion cylinder (22) is provided with a plurality of first oxygen inlet holes (221) respectively communicated with the first oxygen inlet channel (121).
9. The dual fire heating stove of claim 1 wherein: the furnace body (1) is provided with an air inlet duct (14), the inner wall of the heating port (13) is provided with a second oxygen inlet channel (131) communicated with the air inlet duct (14), and the side wall of the combustion end of the second combustion cylinder (23) is provided with a plurality of second oxygen inlet holes (231) respectively communicated with the second oxygen inlet channel (131).
10. The dual fire heating stove of claim 1 wherein: the side wall of the air inlet end of the air collecting cylinder (21) is provided with a plurality of air collecting holes (211) which are distributed at intervals along the circumferential direction of the air collecting cylinder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138128.7A CN109737382B (en) | 2019-02-25 | 2019-02-25 | Double-fire heating stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138128.7A CN109737382B (en) | 2019-02-25 | 2019-02-25 | Double-fire heating stove |
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| CN109737382A (en) | 2019-05-10 |
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