CN101825281B - Combustor of premixed gas stove - Google Patents
Combustor of premixed gas stove Download PDFInfo
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- CN101825281B CN101825281B CN200910037568XA CN200910037568A CN101825281B CN 101825281 B CN101825281 B CN 101825281B CN 200910037568X A CN200910037568X A CN 200910037568XA CN 200910037568 A CN200910037568 A CN 200910037568A CN 101825281 B CN101825281 B CN 101825281B
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Abstract
The invention discloses a combustor of a premixed gas stove, which comprises a fire cover, a fan and a combustor main body and is mainly characterized by also comprising a mixed baffle, a gas collecting hood and a distributing plate. The combustor main body is provided with a gas channel, an air channel and a partition board, wherein the gas collecting hood is arranged on the partition board of the combustor main body. The mixed baffle is arranged above the gas collecting hood and an air outlet in the air channel is communicated with a gas outlet in the gas channel. The distributing plate provided with gas distributing holes is arranged above the mixed baffle in the combustor main body. The invention has the characteristics of effectively and uniformly mixing gas with air, enabling the gas to be fully combusted, reducing the generation of CO, ensuring that excess air in the combusted flue gas is less, reducing the heat taken away by the flue gas and the like.
Description
Technical field: the utility model relates to a kind of burner of premixed gas stove, and it is applicable to household gas range etc.
Background technology: in the prior art; The burner of household gas utensils is to adopt nature injection primary air mostly; The structure that combustion gas and air mix naturally in order to reach good injection effect, does not increase the resistance of gas flow and premixed structure is not set; Be more difficult to get like this and satisfy the fully required primary air of burning, combustion gas and air also difficulty mix; A part adopts the structure of blower fan to the direct air blast of burner; Though can be met clean-burning primary air like this; But occur the superfluous or not enough phenomenon of local air easily, cause to exist imperfect combustion to generate more CO, perhaps excess air is more in the flue gas; Take away heat energy, reduced defectives such as the thermal efficiency.For overcoming these defectives, the burner of premixed gas stove is developed.
Summary of the invention: the utility model technical problem to be solved is the burner that a kind of premixed gas stove will be provided; It can make combustion gas and air mix effectively, and combustion gas is fully burnt, and reduces the generation of CO; Make in the gas fume after burning excess air few, reduce the heat of taking away by flue gas.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises fiery lid, blower fan, burner body; It also comprises mixing baffle, gas skirt, distribution plate 21; Mixing baffle 4 is for being inverted bowl bodies, and described burner body is provided with blast tube, air duct, dividing plate, and described gas skirt is installed on the dividing plate of burner body; Mixing baffle is installed in the gas skirt top; Air outlet slit in the air duct is communicated with gas outlet in the blast tube, and described distribution plate 21 is provided with combustion gas and distributes hole 20, and distribution plate 21 is installed in the top of mixing dampers 4 in the burner body 3.
Described air outlet slit and gas outlet in gas skirt gas skirt outlet below be communicated with.
Described gas skirt is the normal cone pipe.
This section deletion.
Described air outlet slit and gas outlet are communicated with under the gas skirt outlet.
It also comprises nozzle, and described nozzle is installed in the gas outlet of blast tube.
This section deletion.
Described blast tube is made up of 1～3 passage.
The utility model is compared the beneficial effect that is produced with background technology:
1, because the utility model adopts mixing baffle, gas skirt, distribution plate 21, and burner body is provided with blast tube, air duct, gas skirt is installed on the dividing plate of burner body; Mixing baffle is installed in gas skirt top, the structure that the air outlet slit in the air duct is communicated with gas outlet in the blast tube, and distribution plate is provided with combustion gas distribution hole; Distribution plate is installed in the top of mixing damper in the burner body, so it can make combustion gas and air mix effectively, makes that the air pressure of the preceding gaseous mixture each point of burning is all more even; Combustion gas is fully burnt; Reduce the generation of CO, make in the gas fume after burning excess air few, reduce the heat of taking away by flue gas.
Description of drawings: Fig. 1 is the structural representation of the utility model.
Fig. 2 is for setting up the structural representation of distribution plate 21 in the burner body 3 among Fig. 1.
Fig. 3 is the stereogram of Fig. 1.
Fig. 4 is the structural representation that blast tube 7 is made up of 3 passages among Fig. 2.
Fig. 5 is the structure enlarged drawing of mixing baffle 4 among Fig. 1 or Fig. 2.
Fig. 6 is the structure enlarged drawing of gas skirt 5 among Fig. 1 or Fig. 2.
The specific embodiment:
Embodiment one: shown in accompanying drawing 1, accompanying drawing 3, accompanying drawing 5, accompanying drawing 6, present embodiment comprises fire lid 1, burner body 3, mixing baffle 4, gas skirt 5, nozzle 6, blower fan 13.
During the burner operation of premixed gas stove, air is advanced by blower fan 13 drums, through air duct 10; The air outlet slit 8 of flowing through arrives the bottom of gas skirt 5, and combustion gas simultaneously is through blast tube 7 gas outlet 15 of flowing through; From nozzle 6 ejections, mix with air in the bottom of gas skirt 5, gaseous mixture impinges upon the lower surface of mixing baffle 4 then; Make air-flow change direction, enter into hybrid channel 9, and then strike on the dividing plate 17 of burner body 3; Airflow direction changes again, enters into hybrid chamber 16, accomplishes further and mixes.After the change of combustion gas and air through this a series of bump and flow direction; Reach mixed uniformly effect, cover the fire output hole 2 ejection burnings on 1 from fire at last, make sufficient combustion; Reduced the generation of CO; Also make simultaneously in the gas fume after burning excess air few, reduce the heat of taking away by flue gas, thereby improved the thermal efficiency of gas kitchen ranges.
Embodiment two: shown in accompanying drawing 2, accompanying drawing 5, accompanying drawing 6, present embodiment comprises fire lid 1, burner body 3, mixing baffle 4, gas skirt 5, nozzle 6, blower fan 13, distribution plate 21.
During the burner operation of premixed gas stove, air is advanced by blower fan 13 drums, through air duct 10, and the air outlet slit 8 of flowing through; Arrive the bottom of gas skirt 5, combustion gas simultaneously is through blast tube 7 gas outlet 15 of flowing through, from nozzle 6 ejections; Mix with air bottom at gas skirt 5, and gaseous mixture impinges upon the lower surface of mixing baffle 4 then, makes air-flow change direction; Enter into hybrid channel 9, mix, and then strike on the dividing plate 17 of burner body 3 at this; Airflow direction changes again, enters into first hybrid chamber 19, accomplishes further and mixes.And then distribute hole 20 to pass distribution plate 21 from combustion gas, and arrive second hybrid chamber 22, make that the air pressure of gaseous mixture each point is all more even before the burning.After the change of combustion gas and air through this a series of bump and flow direction; Reach mixed uniformly effect, cover the fire output hole 2 ejection burnings on 1 from fire at last, make sufficient combustion; Reduced the generation of CO; Also make simultaneously in the gas fume after burning excess air few, reduce the heat of taking away by flue gas, thereby improved the thermal efficiency of gas kitchen ranges.
Embodiment three: shown in accompanying drawing 2, accompanying drawing 4, accompanying drawing 5, accompanying drawing 6, present embodiment comprises fire lid 1, burner body 3, mixing baffle 4, gas skirt 5, nozzle 6, blower fan 13, distribution plate 21.
Big fire blast tube 23 is provided with big fire fuel gas inlet 24; Moderate heat blast tube 25 is provided with moderate heat fuel gas inlet 26; Little fiery blast tube 27 is provided with little fiery fuel gas inlet 28; Big fire blast tube 23, moderate heat blast tube 25, little fiery blast tube 27 are communicated with at gas outlet 15 places, air outlet slit 8 and gas outlet 15 in gas skirt 5 gas skirt outlet 29 under be communicated with, nozzle 6 is installed on the gas outlet 15.Distribution plate 21 is provided with and distributes hole 20, distributes hole 20 to can be hole or groove etc., and distribution plate 21 is installed in the top of mixing baffle 4 in the burner body 3.Form hybrid channel 9 between mixing baffle 4 lower surfaces and the gas skirt 5, form first hybrid chamber 19 between mixing baffle 4 upper surfaces and distribution plate 21 lower surfaces, form second hybrid chamber 22 between distribution plate 21 upper surfaces and the fire lid 1.
During the burner operation of premixed gas stove, air is advanced by blower fan 13 drums, and through air duct 10, the air outlet slit 8 of flowing through arrives the bottom of gas skirt 5.When being adjusted to big fire screen, combustion gas flows into from big fire fuel gas inlet 24, through big fire blast tube 23 gas outlet 15 of flowing through, from nozzle 6 ejections; Mix with air bottom at gas skirt 5, and gaseous mixture impinges upon the lower surface of mixing baffle 4 then, makes air-flow change direction; Enter into hybrid channel 9, mix, and then strike on the dividing plate 17 of burner body 3 at this; Airflow direction changes again, enters into first hybrid chamber 19, accomplishes further and mixes; And then distribute hole 20 to pass distribution plate 21 from combustion gas, and arrive second hybrid chamber 22, make that the air pressure of gaseous mixture each point is all more even before the burning.After the change of combustion gas and air through this a series of bump and flow direction; Reach mixed uniformly effect, cover the fire output hole 2 ejection burnings on 1 from fire at last, make sufficient combustion; Reduced the generation of CO; Also make simultaneously in the gas fume after burning excess air few, reduce the heat of taking away by flue gas, thereby improved the thermal efficiency of household gas utensils.
During fire screen, combustion gas flows into from moderate heat fuel gas inlet 26 in be adjusted to; When being adjusted to little fire screen, combustion gas flows into from little fiery fuel gas inlet 28, and the course of work is same as described above.
Claims (5)
1. the burner of a premixed gas stove; It comprises fire lid (1), blower fan (13), burner body (3); It is characterized in that it also comprises mixing baffle (4), gas skirt (5), distribution plate (21), mixing baffle (4) is for being inverted bowl bodies, and described burner body (3) is provided with blast tube (7), air duct (10), dividing plate (17); Described blast tube is made up of 3 passages and is located to be communicated with at gas outlet (15); Described gas skirt (5) is installed on the dividing plate (17) of burner body (3), and mixing baffle (4) is installed in gas skirt (5) top, and the air outlet slit (8) in the air duct (10) is communicated with gas outlet (15) in the blast tube (7); Described distribution plate (21) is provided with combustion gas and distributes hole (20), and distribution plate (21) is installed in the top of the interior mixing damper of burner body (3) (4).
2. the burner of premixed gas stove according to claim 1 is characterized in that the below of described air outlet slit (8) and gas outlet (15) gas skirt outlet (29) in gas skirt (5) is communicated with.
3. the burner of premixed gas stove according to claim 1 and 2 is characterized in that described gas skirt (5) is the normal cone pipe.
4. the burner of premixed gas stove according to claim 3 is characterized in that described air outlet slit (8) and gas outlet (15) are communicated with under gas skirt outlet (29).
5. the burner of premixed gas stove according to claim 4 is characterized in that it also comprises nozzle (6), and described nozzle (6) is installed in the gas outlet (15) of blast tube (7) and locates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910037568XA CN101825281B (en) | 2009-03-02 | 2009-03-02 | Combustor of premixed gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910037568XA CN101825281B (en) | 2009-03-02 | 2009-03-02 | Combustor of premixed gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101825281A CN101825281A (en) | 2010-09-08 |
| CN101825281B true CN101825281B (en) | 2012-08-08 |
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ID=42689352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910037568XA Active CN101825281B (en) | 2009-03-02 | 2009-03-02 | Combustor of premixed gas stove |
Country Status (1)
| Country | Link |
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| CN (1) | CN101825281B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5866845B2 (en) * | 2011-07-27 | 2016-02-24 | 株式会社Ihi | Combustion heater |
| CN102853457B (en) * | 2012-09-29 | 2014-07-23 | 宋涛 | Completely-premixed intelligent cooking utensil |
| CN102840581B (en) * | 2012-09-29 | 2014-11-26 | 宋涛 | Premixing energy-saving cooking range |
| CN104697000B (en) * | 2015-03-02 | 2017-10-31 | 广东美的厨房电器制造有限公司 | Gas-cooker |
| CN105526587A (en) * | 2016-02-01 | 2016-04-27 | 湖南惠同新材料股份有限公司 | Gas mixing device of burner |
| US10724739B2 (en) * | 2017-03-24 | 2020-07-28 | General Electric Company | Combustor acoustic damping structure |
| US10823402B2 (en) | 2017-08-09 | 2020-11-03 | Haier Us Appliance Solutions, Inc. | Gas burner assembly for a cooktop appliance |
| US11460190B2 (en) | 2019-07-29 | 2022-10-04 | Haier Us Appliance Solutions, Inc. | Gas burner assembly for a cooktop appliance |
| CN111207392A (en) * | 2020-03-12 | 2020-05-29 | 杭州老板电器股份有限公司 | Flow guide part, die-casting furnace end and gas stove |
| CN114198747B (en) * | 2021-12-17 | 2023-11-28 | 徐建波 | Burner |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080635U (en) * | 1990-10-26 | 1991-07-10 | 谷志谦 | Water, gas energy-saving range |
| US5427525A (en) * | 1993-07-01 | 1995-06-27 | Southern California Gas Company | Lox NOx staged atmospheric burner |
-
2009
- 2009-03-02 CN CN200910037568XA patent/CN101825281B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080635U (en) * | 1990-10-26 | 1991-07-10 | 谷志谦 | Water, gas energy-saving range |
| US5427525A (en) * | 1993-07-01 | 1995-06-27 | Southern California Gas Company | Lox NOx staged atmospheric burner |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2008-157608A 2008.07.10 |
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| Publication number | Publication date |
|---|---|
| CN101825281A (en) | 2010-09-08 |
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| C14 | Grant of patent or utility model | ||
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