CN105090961A - Sectionalized combustion structure of inner ring of combustor - Google Patents
Sectionalized combustion structure of inner ring of combustor Download PDFInfo
- Publication number
- CN105090961A CN105090961A CN201410189605.XA CN201410189605A CN105090961A CN 105090961 A CN105090961 A CN 105090961A CN 201410189605 A CN201410189605 A CN 201410189605A CN 105090961 A CN105090961 A CN 105090961A
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- fire cover
- cover body
- air cavity
- fire
- boss
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/84—Flame spreading or otherwise shaping
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The invention discloses a sectionalized combustion structure of an inner ring of a combustor. According to the sectionalized combustion structure disclosed by the invention, a gas mixing cavity of a fire cover body of an inner ring fire cover is divided into two cavity bodies by utilizing a burner base, a main fire passage and an auxiliary fire passage which are positioned on the fire cover body are respectively formed in the two cavity bodies, and a narrow auxiliary passage which is capable of enabling mixed gas to enter the second cavity body from the first cavity body under a certain mixed gas pressure intensity condition is formed between the two cavity bodies, so that the auxiliary fire passage has flames of different sizes under different states, and the narrow auxiliary passage can be reserved through molding or can be generated through thermal expansion; an optimal combustion area of the combustor can still be kept in big fire and small fire by utilizing different pressure intensities in the cavity bodies and different thermal expansion generated by the combustor when the combustion of the big fire and the small fire is carried out; meanwhile, the heating effect under minimum fire is increased on the premise that the optimal combustion area is ensured in the minimum fire, and the sectionalized combustion structure is suitable for a cooking mode of slowly stewing and cooking in the small fire.
Description
Technical field
The present invention relates to a kind of structure-improved of burner, ring fire cover and furnace head base structure-improved in the sectional combustion structure, particularly burner that particularly relate to a kind of burner inner ring, belong to burner for gas stove field.
Background technology
The burner of existing gas-cooker is in order to meet the serviceability of consumer, often need enough burning areas and obtain Thorough combustion to make combustion gas, this realizes by the best combustion area adjusting burner, fuel gas buring is stablized, makes the performance such as toxic emission and the thermal efficiency all be in optimum state simultaneously.But in daily culinary art, when adopt Baoshang to cook congee etc. stewed boil type cooking method time often need to use the minimum fire of burning kitchen range, but be limited to combustion characteristics and the performance requirement of combustion gas, even if ensure that burner is when best combustion area, the interior ring structure of conventional burners only can reach more than 0.45KW, and flame is turned down and will be extinguished, and when flame is turned down, effective flame is very short, does not almost have heat effect.
Summary of the invention
In order to overcome above-mentioned technological deficiency, the invention provides a kind of sectional combustion structure of burner inner ring, this structure makes burner all can keep best combustion area when big fire and little fire, improves the heating effect of minimum fire, is applicable to little fire and stewes the cooking method simmered slowly.
The present invention in order to solve the problems of the technologies described above adopted technical scheme is:
A kind of sectional combustion structure of burner inner ring, comprise furnace head base and detachably locate the interior ring fire cover being arranged at furnace head base upper end, this interior ring fire cover comprises the fire cover body that is tubular structure, the top closure of described fire cover body and bottom opening, the hollow part of fire cover body forms fire cover body and mixes air cavity, the top of described fire cover body peripheral side facade is spaced apart to be provided with some rows and to be communicated with fire cover body and to mix air cavity and extraneous main fiery passage, and middle part is spaced apart to be provided with some rows and to be communicated with fire cover body and to mix air cavity and extraneous auxiliary fiery passage; Described furnace head base comprises two ends to be mixed the furnace head base that air cavity is communicated with respectively and mixes air cavity with induction tunnel and fire cover body.
The periphery wall that furnace head base mixes air cavity radially extends to form a circle boss one towards one end of end face on fire cover body, and this boss one be able to be placed in fire cover body and mix in air cavity; The periphery wall that furnace head base mixes air cavity radially extends to form a circle boss two towards one end of induction tunnel, this boss two only peaks at the periphery wall lower end of fire cover body, and the distance between boss one end face to boss two end face is less than the axial length that fire cover body mixes air cavity; On the upper side of described boss one, fire cover body, inside top surface face and fire cover body internal perisporium jointly surround the first fire cover body and mix air cavity, the downside of described boss one, boss two upper side, fire cover body internal perisporium and furnace head base mix air cavity periphery wall and jointly surround the second fire cover body and mix air cavity, and described main fiery passage is opened in the first fire cover body mixes on air cavity, auxiliary fiery passage is opened in the second fire cover body and mixes on air cavity; Be provided with one to mix air cavity from the first fire cover body and enter the narrow and small accessory channel that the second fire cover body mixes air cavity for gaseous mixture.
Its further technical scheme is:
Describedly can mix air cavity for gaseous mixture from the first fire cover body and enter the structure that the second fire cover body mixes the narrow and small accessory channel of air cavity and be: the periphery wall of described boss one pushes against in the internal perisporium of fire cover body, and the periphery wall mixing air cavity at the furnace head base between boss one and boss two offers some row's fine through holes, the two ends of this fine through holes are communicated with furnace head base respectively and mix air cavity and the second fire cover body mixes air cavity.
The diameter of described fine through holes is 0.1-1.2mm, and optimum is 0.2-0.6mm.
Describedly can mix air cavity for gaseous mixture from the first fire cover body and enter the structure that the second fire cover body mixes the narrow and small accessory channel of air cavity and be: between the periphery wall of described boss one and the internal perisporium of fire cover body, be formed with the narrow and small annulus of a circle, the One-sided Widths of described annulus is 0.1-1.2mm, and optimum is 0.2-0.6mm.
The structure being formed with the narrow and small annulus of a circle between the periphery wall of described boss one and the internal perisporium of fire cover body is: the external diameter of described boss one is slightly less than the internal diameter of fire cover body tubular structure, and described fire cover body is consistent with the material thermal expansion coefficient of furnace head base.
The structure being formed with the narrow and small annulus of a circle between the periphery wall of described boss one and the internal perisporium of fire cover body is: the periphery wall of described boss one is resisted against on the internal perisporium of fire cover body, and the material thermal expansion coefficient of described fire cover body is greater than the material thermal expansion coefficient of furnace head base.
Advantageous Effects of the present invention is: the sectional combustion structure of this burner inner ring, utilize furnace head base that the fire cover body of interior ring fire cover is mixed air cavity and be divided into two cavitys, then be positioned at main fiery passage on fire cover body and auxiliary fiery passage is distributed on these two cavitys respectively, one can enter the second cavity under certain gaseous mixture pressure conditions from the first cavity narrow and small accessory channel for gaseous mixture is offered between these two cavitys, thus make auxiliary fiery passage under different conditions, have different size flame, this narrow and small accessory channel is by shaping reserved or thermal expansion generation, when this structure utilizes big fire and little fire to burn, in cavity, different pressure and burner produce the difference of thermal expansion, make burner all can keep best burning area when big fire and little fire, under minimum fire ensures the prerequisite of best combustion area, improve the heating effect of minimum fire simultaneously, be applicable to little fire and stew the cooking method simmered slowly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment of the invention 1 (a);
Fig. 2 is the structural representation of the specific embodiment of the invention 1 (b);
Fig. 3 is the structural representation of the specific embodiment of the invention 2;
Wherein:
1-furnace head base; Ring fire cover in 2-;
3-fire cover body; 4-fire cover body mixes air cavity;
The main fiery passage of 5-; The auxiliary fiery passage of 6-;
7-furnace head base mixes air cavity; 8-boss one;
9-boss two; 10-first fire cover body mixes air cavity;
11-second fire cover body mixes air cavity; 12-accessory channel;
13-fine through holes; 14-annulus.
Detailed description of the invention
The present invention is described in further detail for composition graphs 1 to Fig. 3.
A sectional combustion structure for burner inner ring, comprises furnace head base 1 and interior ring fire cover 2, and this interior ring fire cover 2 detachably location is arranged at the upper end of furnace head base 1.This interior ring fire cover 2 comprises the fire cover body 3 that is tubular structure, is generally cylinder-like structure, and the top closure of this fire cover body 3 bottom opening simultaneously, the hollow part of fire cover body 3 tubular structure forms a fire cover body and mixes air cavity 4.The top of this fire cover body 3 outer circumferential facade is spaced apart is provided with the main fiery passage 5 of some rows, and middle part is spaced apart is provided with the auxiliary fiery passage 6 of some rows, and one end of main fiery passage 5 and auxiliary fiery passage 6 is all in communication with the outside, and the other end all mixes air cavity 4 with fire cover body and is communicated with.
Described furnace head base 1 is a cylinder matched with the tubular structure of interior ring fire cover 2, and the middle part of this cylinder offers a furnace head base vertically and mixes air cavity 7, and the two ends that this furnace head base mixes air cavity 7 are mixed air cavity 4 with induction tunnel and fire cover body respectively and are communicated with.The periphery wall that furnace head base mixes air cavity 7 has radially extended to form a circle boss 1 towards one end of end face on fire cover body 3, and the external diameter of this boss 1 just matches with the internal diameter of interior ring fire cover 2 tubular structure, and boss 1 be able to be placed in fire cover body and mix in air cavity 4.The periphery wall that this furnace head base mixes air cavity 7 has radially extended to form a circle boss 29 towards one end of induction tunnel, this boss 29 only peaks at the lower end of fire cover body peripheral wall, and the distance between boss 1 end face to boss 29 end face is less than the axial length that fire cover body mixes air cavity 7.Then on boss one upper side, fire cover body, inside top surface face and fire cover body internal perisporium jointly surround the first fire cover body and mix air cavity 10, boss one downside, boss two upper side, fire cover body internal perisporium and furnace head base mix air cavity periphery wall and jointly surround the second fire cover body and mix air cavity 11, and described main fiery passage 5 is opened in the first fire cover body mixes on air cavity 10, described auxiliary fiery passage 6 is opened in the second fire cover body and mixes on air cavity 11.Be provided with one to mix air cavity 10 from the first fire cover body and enter the narrow and small accessory channel 12 that the second fire cover body mixes air cavity 11 for gaseous mixture.
Specific embodiment one:
The external diameter of described boss 1 just matches with the internal diameter of interior ring fire cover 2 tubular structure, boss 1 be able to be placed in fire cover body and mix in air cavity 4, the narrow and small annulus of a circle 14 is formed between the periphery wall and the internal perisporium of fire cover body of boss 1, the One-sided Widths of this annulus is 0.1-1.2mm, and area is 0.70 ~ 8.50cm
2, optimum One-sided Widths is 0.2-0.6mm, and optimal area is 1.40-4.10cm
2.Utilize boss 1 fire cover body to be mixed air cavity 4 like this and be divided into two cavitys, be respectively the first fire cover body and mix air cavity 10 and the second fire cover body mixes air cavity 11, utilize above-mentioned annulus to be communicated with between the two.
Above-mentioned annulus produces by following two kinds of modes:
A () arranges boss 1 external diameter when being formed product is slightly less than the internal diameter of fire cover body tubular structure, and fire cover body 3 and furnace head base 1 all adopt the consistent material of thermal coefficient of expansion to form, and namely reserve the annulus that meets above-mentioned dimensional requirement when formed product.Following principle is followed in the setting of this annulus size.When switch is in most big fire position, the furnace head base pressure mixed in air cavity 7 is P
1, when switch is in minimum fiery position, the furnace head base pressure mixed in air cavity 7 is P
2, because the spray volume of gaseous mixture under big fire state is far more than the spray volume of gaseous mixture under minimum fiery state, therefore P
1>P
2.When this gap is in the size range described in the application, P
1>P
0>P
2, wherein said P
0for atmospheric pressure.When switch is in most big fire state, furnace head base mixes the pressure P>P in air cavity 7
0gaseous mixture mixes air cavity 7 from furnace head base and enters the first fire cover body and mix air cavity 10, then spray from main fiery passage 5, enter the second fire cover body by annulus 14 simultaneously and mix air cavity 11, spray along auxiliary fiery passage 6, now the main fiery passage 5 on interior ring fire cover top and the auxiliary fiery passage 6 at middle part all have gaseous mixture to spray, and namely all have flame after lighting; When switch is by maximum RPH gradually, the pressure P that furnace head base mixes in air cavity 7 also reduces gradually, until P < P
0, gaseous mixture cannot be entered the second fire cover body and mix air cavity 11 by narrow and small annulus 14, therefore, on ring fire cover, auxiliary fiery passage 6 flame extinguishes gradually, and only main fiery passage 5 has flame.In in above-described embodiment, the external diameter of ring fire cover can be 15-25cm, and annulus One-sided Widths can be 0.1-1.2mm, and optimum is 0.2-0.6mm.Select optimal size herein, interior ring fire cover diameter is 20cm, and annulus One-sided Widths is 0.6mm, and the area of this annulus is 372mm
2.
B () two periphery wall of boss 1 can be resisted against on the internal perisporium of fire cover body 3 gently, and the thermal coefficient of expansion following fire cover body 3 material therefor on Material selec-tion is greater than the principle of the thermal coefficient of expansion of furnace head base 1 material therefor.Such first fire cover body mixes air cavity 10 and the second fire cover body, and to mix air cavity 11 when cold conditions be disconnected, when being in heated condition, large with fire cover body 3 thermal expansion amount of direct flame contact, when being especially in big fire state, fire cover body 3 temperature is higher than furnace head base 1 temperature, because fire cover body 3 thermal coefficient of expansion is large, then the thermal expansion amount of fire cover body 3 is greater than the thermal expansion amount of furnace head base 1, a narrow and small annulus 14 can be produced between boss 1 periphery wall and the internal perisporium of fire cover body 3, for gaseous mixture (i.e. P > P under proper condition
0time) mix air cavity 10 along this annulus from the first fire cover body and enter the second fire cover body and mix air cavity 11, now, the main fiery passage 5 of ring fire cover and auxiliary fiery passage 6 all have flame combustion.When switch is in minimum fiery state, interior ring fire cover temperature is lower, and its thermal expansion amount is limited, can not produce above-mentioned annulus, though or produce very narrow and small gap, owing to being in P < P
0situation, gaseous mixture still can enter the second fire cover body and mix air cavity 11, and now, auxiliary fiery passage 6 flame of ring fire cover extinguishes gradually, and only, the main fiery passage 5 of ring fire cover has flame combustion.The size of wherein produced above-mentioned annulus 14 can meet the dimensional requirement in aforementioned toroidal gap, can realize by selecting the thermal coefficient of expansion of fire cover body and furnace head base material, this Materials Selection Technology is the technological means that those skilled in the art commonly use, and repeats no more in the application.
Specific embodiment two:
The external diameter of described boss 1 just matches with the internal diameter of interior ring fire cover 2 tubular structure, show as boss 1 be able to be placed in fire cover body and mix in air cavity 4, and the periphery wall of boss 1 pushes against on the internal perisporium of fire cover body 3, utilize boss 1 fire cover body to be mixed air cavity 4 like this and be divided into two cavitys, be respectively the first fire cover body and mix air cavity 10 and the second fire cover body mixes air cavity 11, gaseous mixture cannot pass through between the two.The periphery wall mixing air cavity 7 at the furnace head base between boss 1 and boss 29 offers some row's fine through holes 13, and one end of this fine through holes 13 is communicated with furnace head base and mixes air cavity 7, and the other end is communicated with the second fire cover body and mixes air cavity 11.
Following principle is followed in the setting of this fine through holes size.When switch is in most big fire position, the furnace head base pressure mixed in air cavity 7 is P
1, when switch is in minimum fiery position, the furnace head base pressure mixed in air cavity 7 is P
2, because the spray volume of gaseous mixture under big fire state is far more than the spray volume of gaseous mixture under minimum fiery state, therefore P
1>P
2.When the diameter of described fine through holes is in the size range described in the application, P
1>P
0>P
2, wherein said P
0for atmospheric pressure.When switch is in most big fire state, furnace head base mixes the pressure P>P in air cavity 7
0gaseous mixture mixes air cavity 7 from furnace head base and enters the first fire cover body and mix air cavity 10, then spray from main fiery passage 5, enter the second fire cover body by fine through holes 13 simultaneously and mix air cavity 11, spray along auxiliary fiery passage 6, now the main fiery passage 5 on interior ring fire cover 2 top and the auxiliary fiery passage 6 at middle part all have gaseous mixture to spray, and namely all have flame after lighting; When switch is by maximum RPH gradually, the pressure P that furnace head base mixes in air cavity 7 also reduces gradually, until P < P
0, gaseous mixture cannot enter the second fire cover body by fine through holes 13 and mix air cavity 11, and now, auxiliary fiery passage 6 flame of ring fire cover extinguishes gradually, and only, the main fiery passage 5 of ring fire cover has flame combustion.In above-described embodiment, fine through holes diameter can be 0.1-1.2mm, and optimum is 0.2-0.6mm.Select optimal size herein, through-hole diameter is 0.4mm.
Claims (8)
1. the sectional combustion structure of a burner inner ring, comprise furnace head base (1) and detachably locate the interior ring fire cover (2) being arranged at furnace head base upper end, this interior ring fire cover comprises the fire cover body (3) that is tubular structure, the top closure of described fire cover body and bottom opening, the hollow part of fire cover body forms fire cover body and mixes air cavity (4), the top of described fire cover body peripheral side facade is spaced apart is provided with the main fiery passage (5) that some row's connection fire cover bodies mix air cavity and the external world, middle part is spaced apart is provided with the auxiliary fiery passage (6) that some row's connection fire cover bodies mix air cavity and the external world, described furnace head base comprises two ends to be mixed the furnace head base that air cavity is communicated with respectively and mixes air cavity (7) with induction tunnel and fire cover body, it is characterized in that:
The periphery wall that furnace head base mixes air cavity (7) radially extends to form a circle boss one (8) towards one end of end face on fire cover body (2), and this boss one be able to be placed in fire cover body and mix in air cavity; The periphery wall that furnace head base mixes air cavity (7) radially extends to form a circle boss two (9) towards one end of induction tunnel, this boss two only peaks at the periphery wall lower end of fire cover body, and the distance between boss one (8) end face to boss two (9) end face is less than the axial length that fire cover body mixes air cavity (4); On the upper side of described boss one, fire cover body, inside top surface face and fire cover body internal perisporium jointly surround the first fire cover body and mix air cavity (10), the downside of described boss one, boss two upper side, fire cover body internal perisporium and furnace head base mix air cavity periphery wall and jointly surround the second fire cover body and mix air cavity (11), and described main fiery passage (5) is opened in the first fire cover body mixes on air cavity (10), auxiliary fiery passage (6) is opened in the second fire cover body and mixes (11) on air cavity; Be provided with one to mix air cavity (10) from the first fire cover body and enter the narrow and small accessory channel (12) that the second fire cover body mixes air cavity (11) for gaseous mixture.
2. the sectional combustion structure of burner inner ring according to claim 1, it is characterized in that: describedly can mix air cavity for gaseous mixture from the first fire cover body and enter the structure that the second fire cover body mixes the narrow and small accessory channel of air cavity and be: the periphery wall of described boss one (8) pushes against in the internal perisporium of fire cover body (3), and some row's fine through holes (13) are offered on the periphery wall being positioned at the furnace head base between boss one (8) and boss two (9) and mixing air cavity (7), the two ends of this fine through holes are communicated with furnace head base respectively and mix air cavity (7) and the second fire cover body mixes air cavity (11).
3. the sectional combustion structure of burner inner ring according to claim 2, is characterized in that: the diameter of described fine through holes is 0.1-1.2mm.
4. the sectional combustion structure of burner inner ring according to claim 3, is characterized in that: the diameter of described fine through holes is 0.2-0.6mm.
5. the sectional combustion structure of burner inner ring according to claim 1, it is characterized in that: describedly can mix air cavity for gaseous mixture from the first fire cover body and enter the structure that the second fire cover body mixes the narrow and small accessory channel of air cavity and be: be formed with the narrow and small annulus of a circle (14) between the periphery wall of described boss one (8) and the internal perisporium of fire cover body (3), the One-sided Widths of described annulus is 0.1-1.2mm.
6. the sectional combustion structure of burner inner ring according to claim 5, is characterized in that: the One-sided Widths of described annulus is 0.2-0.6mm.
7. the sectional combustion structure of the burner inner ring according to claim 5 or 6, it is characterized in that: the structure being formed with the narrow and small annulus of a circle between the periphery wall of described boss one (8) and the internal perisporium of fire cover body (3) is: the external diameter of described boss one (8) is slightly less than the internal diameter of fire cover body tubular structure, and described fire cover body (3) is consistent with the material thermal expansion coefficient of furnace head base (1).
8. the sectional combustion structure of the burner inner ring according to claim 5 or 6, it is characterized in that: the structure being formed with the narrow and small annulus of a circle between the periphery wall of described boss one (8) and the internal perisporium of fire cover body (3) is: the periphery wall of described boss one (8) is resisted against on the internal perisporium of fire cover body (3), and the material thermal expansion coefficient of described fire cover body (3) is greater than the material thermal expansion coefficient of furnace head base (1).
Priority Applications (1)
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CN201410189605.XA CN105090961B (en) | 2014-05-07 | 2014-05-07 | The sectional combustion structure of burner inner ring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410189605.XA CN105090961B (en) | 2014-05-07 | 2014-05-07 | The sectional combustion structure of burner inner ring |
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CN105090961A true CN105090961A (en) | 2015-11-25 |
CN105090961B CN105090961B (en) | 2017-09-19 |
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CN201410189605.XA Expired - Fee Related CN105090961B (en) | 2014-05-07 | 2014-05-07 | The sectional combustion structure of burner inner ring |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109185883A (en) * | 2018-10-18 | 2019-01-11 | 杭州老板电器股份有限公司 | Interior ring fire cover, burner and gas-cooker |
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JPH08261471A (en) * | 1995-03-20 | 1996-10-11 | Iwatani Internatl Corp | Liquefied gas container direct connection type burner capable of changing flame forming position |
CN2262188Y (en) * | 1996-05-06 | 1997-09-10 | 刘成和 | Double chamber gas combustion range |
CN2536908Y (en) * | 2002-04-29 | 2003-02-19 | 吴文彪 | Burner |
CN201916907U (en) * | 2010-12-10 | 2011-08-03 | 中国石油化工股份有限公司 | Low-noise and environment-friendly blowout prevention burner |
CN203810414U (en) * | 2014-05-07 | 2014-09-03 | 樱花卫厨(中国)股份有限公司 | Segmented combustion structure of inner ring of combustor |
-
2014
- 2014-05-07 CN CN201410189605.XA patent/CN105090961B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08261471A (en) * | 1995-03-20 | 1996-10-11 | Iwatani Internatl Corp | Liquefied gas container direct connection type burner capable of changing flame forming position |
CN2262188Y (en) * | 1996-05-06 | 1997-09-10 | 刘成和 | Double chamber gas combustion range |
CN2536908Y (en) * | 2002-04-29 | 2003-02-19 | 吴文彪 | Burner |
CN201916907U (en) * | 2010-12-10 | 2011-08-03 | 中国石油化工股份有限公司 | Low-noise and environment-friendly blowout prevention burner |
CN203810414U (en) * | 2014-05-07 | 2014-09-03 | 樱花卫厨(中国)股份有限公司 | Segmented combustion structure of inner ring of combustor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109185883A (en) * | 2018-10-18 | 2019-01-11 | 杭州老板电器股份有限公司 | Interior ring fire cover, burner and gas-cooker |
CN109185883B (en) * | 2018-10-18 | 2024-05-24 | 杭州老板电器股份有限公司 | Inner ring fire cover, burner and gas stove |
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