CN1985126B - Burner with multiple flame sectors - Google Patents
Burner with multiple flame sectors Download PDFInfo
- Publication number
- CN1985126B CN1985126B CN2005800232652A CN200580023265A CN1985126B CN 1985126 B CN1985126 B CN 1985126B CN 2005800232652 A CN2005800232652 A CN 2005800232652A CN 200580023265 A CN200580023265 A CN 200580023265A CN 1985126 B CN1985126 B CN 1985126B
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- CN
- China
- Prior art keywords
- burner
- flame
- nozzle
- flame divider
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/06—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head
- F23D14/065—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head with injector axis inclined to the burner head axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
- F23D2900/14—Special features of gas burners
- F23D2900/14062—Special features of gas burners for cooking ranges having multiple flame rings
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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
A multiple sector gas burner with flames distributed over a substantially circular inner portion and over an outer portion, characterised by the following combination: - it presents a single gas inlet in communication with at least one injector (14) disposed substantially horizontal, - with said at least one injector (14) there is associated a venturi conduit (26) of linear extension disposed substantially horizontal, - the primary air required for burner operation comes from the top external to the hob, - the secondary air required for burner operation comes from the top external to the hob.
Description
Technical field
The present invention relates to have the burner of multiple flame sectors.
Background technology
At the burner that has several concentric flame rings with cock control, that is under the situation of so-called dicyclo or three ring burners, it is to need high-powerly to cook more quickly that a trend that increases is day by day arranged.Simultaneously, these burners must keep very little height dimension, so that can use them on the two at the cooking stove that highly has only 30-40mm and modern insert stove circle.
As the situation of all burners, use different combustion gas if be transformed into, then their nozzle must be changed, and this is to accomplish from above under the situation of not opening the stove circle.
The important requirement of another of these burners is that primary air that burner operation is required and auxiliary air all must only be discharged from the outside of apparatus.The stove circle can be sealed with burner, so that any food that overflows from pot can not enter Lu Quan at all, in addition, the switch that is positioned at the door of the cupboard of stove circle below or baking oven does not damage suitable burner operation.
In order to satisfy these requirements, at present adoptable three ring burners are to make according to radial venturi concept basically, and with any other little burner, that is the situation of auxiliary middling speed and conflagration device just like this.
In this type of burner, with the vertical first truncated cone shape convergence portion and horizontally extending second radially divergent portion form Venturi tube.
This solution can be developed very shallow microburner, but under dicyclo or three ring burner situations, design feature has limited the horizontal radial length of Venturi tube.This means that to send power ratio lower, this is very big restriction under the heavy gases situation, is especially using on those markets of these burners mostly, and as the Asia and the Middle East, these places are the strongest to powerful requirement, and simultaneously heavier liquefied gas is very universal.
In other solutions, many nozzles are delivered in combustion gas, described many nozzles combine with radial venturi, so that combustion gas is divided in several Venturi tubes, therefore manage to send more power, but these solutions also have limitation.
The requisite horizontally extending radial component of burner operation necessarily must have certain surface, extend towards burner is inner on described surface, with the ledge that must form towards burner inside, finish by auxiliary air being limited in the inside between two burners part described burner inside, so the internal-combustion device must be a small size and several flames are arranged very.
Very complicated and cost is high on these solution structures, and under any circumstance they can not reach market desired power target today.
Summary of the invention
The objective of the invention is by providing burner to avoid above-mentioned shortcoming with a plurality of flame rings or segmentation, said burner has high-performance and power and cost is very low, and do not need cost high special-purpose two-way valve such as double burner, and only need a simple cock.
This purpose and other purposes will be conspicuous from the following describes, and above-mentioned purpose is to reach by many sector gas burner according to the present invention, and above-mentioned many staged burners have that to be distributed in be circular inside and outside flame on the two basically.
According to the present invention, a kind of many sector gas burner are provided, have is being on the circular inside and the flame that distributes externally basically, it is characterized in that following combination: it has a fuel gas inlet, described fuel gas inlet is that horizontally disposed nozzle is communicated with at least one basically, having relevant with above-mentioned at least one nozzle is the venturi pipeline of horizontally disposed linear extension basically, the required primary air of burner operation enters into the stove circle from top outside, the required auxiliary air of burner operation enters into the stove circle from top outside, and said nozzle and above-mentioned venturi pipeline are no more than 25 ° angle setting with respect to burner base inclination one.
Preferably, said nozzle and venturi pipeline are horizontally disposed with.
Preferably, the air fuel gas mixture be by same linear venturi pipeline be supplied to flame divider the outside and inner the two.
Preferably, the inside of flame divider comprises an annular solid, and described annular solid has at least two flame slit series.
Preferably, the air fuel gas mixture passes the outside that at least two holes enter flame divider.
Preferably, flame divider limits two segmentations that separate when resting later on when glass last, and described two segmentations that separate are respectively applied for the primary air that flows to nozzle and flow to the auxiliary air of flame divider central inner.
Preferably, the air fuel gas mixture passes the mid portion that hole arrives flame divider, and above-mentioned hole is positioned at the center of the chamber of above-mentioned mid portion.
Preferably, linear venturi pipeline comprises first convergence portion, and second is the part and the 3rd divergent portion of rectangle basically, and they all are positioned on the same axis.
Preferably, flame divider is parts.
Preferably, flame divider is two parts.
Preferably, the flame slit also is arranged on the closing cap.
The fraction primary air preferably, a fine pore arranged in the cavity of nozzle of packing into, so that also can enter from stove circle inside.
Preferably, required all primary airs and all auxiliary airs of burner operation all flow to the stove circle from top outside.
Preferably, the chamber of spacious shape above the venturi pipeline feeds, described chamber is communicated with the inside and outside of flame divider.
Description of drawings
Will be clearer below the present invention according to preferred embodiment that provides and illustrate with reference to the accompanying drawings and flexible program, wherein:
Fig. 1 is the plane under the burner situation not with cover that assembles,
Fig. 2 is the plane by two formed cups of the shell that assembles,
Fig. 3 is the plane of whole burner,
Fig. 4 is the cutaway view that passes the line IV-IV of Fig. 3,
Fig. 5 is the cutaway view that passes the line V-V of Fig. 3,
Fig. 6 be the nozzle carrier cup following shell plane and
Fig. 7 illustrates flexible program of the present invention.
The specific embodiment
As can be seen from the drawings, burner of the present invention comprises nozzle carrier cup (injector holder cup) 1 and flame divider 4 in fact, said nozzle seat cup 1 is commonly referred to as cup later simply, and it comprises following shell 2 and the top shell 3 that is bonded together.
Above-mentioned cup has a circumferential edges 9, and the stove circle 12 of cook utensil is fixed on the above-mentioned circumferential edges 9 by screw 11.
Outside below, a gas inlet 10 is arranged, described gas inlet 10 is connected on the burner control cock by appendix.
With a pipeline 15 continuities, horizontally disposed nozzle 14 is installed on the above-mentioned pipeline 15: the head of nozzle 14 extend in the cavity 27 that only is open upwards in inside in gas inlet 10.
Relative with nozzle 14, extend a horizontal venturi pipeline 26, roughly constant portion 17 and the 3rd divergent portion 18 form described venturi pipeline by first convergence portion 16, second.
The last divergent portion 18 of Venturi tube 26 leads to a pipeline, described pipeline is bifurcated into two parts 33 and 34, described two parts 33 and 34 end in two relative chambers 28, externally extend to the circumferential edges of cup these two relative chambers 28, and extend to the center near Venturis 26 in inside.
Above-mentioned chamber 28 has an outside hole 19 and an inside hole 35 in the above.
Exterior portion has an outward flange 30, inward flange 21 and base 13, the passage of a series of hole 5 as volume of air/gas mixture is set in above-mentioned outward flange 30, and a series of hole 22 is set in above-mentioned inward flange 21.
Two relative holes 6 are arranged in base 13, the outside of a wall 23 at described hole 6 arranged.
Combustor external is closed in the above by closure elements 29 or enclosing cover.
There is an edge 7 inside of flame divider on the lower surface, described edge 7 limits a cavity that is open upwards in the centre 24, described cavity 24 imports in the chambers 31 by hole 37, and this chamber 31 is limited, limited, reached and limited by closure elements 38 or middle cover in the above by base plate 40 below by outward flange 25 on circumference.The outlet of some holes 41 as volume of air/gas mixture is set in its outer edges 25.
On the lower surface of flame divider 4, some outstanding fins 49 are arranged, when flame divider rested on the cup 1 with its base, with edge 45 closures, so that limit an outside hole 46, described hole 46 was as the passage of primary air 43.
Burner of the present invention is worked with following manner:
Combustion gas arrives nozzle 14 from air inlet 10, and the primary air 43 of passing hole 46 when leaving nozzle 14 above being entrained in.Air/gas mixture enters Venturi tube 26 then, and in its end comparably separated into two parts pass two segmentations, described two segmentations are returned above-mentioned air/gas mixture backward in the opposite direction.
Said mixture arrives relative chamber 28 then, and the major part of said mixture flows through some holes 19 then, and enters the annular, outer of flame divider 14, and the hole of above-mentioned each hole 19 and flame divider 14 outsides 6 is consistent and be in contact with it.
Mixture is from distributing here, and flows out with flame rings formation outside from hole 5, reaches from hole 22 to the burner internal flow to form second flame rings.
In this stage, 18 to two segmentations 33 of the terminal part of Venturi tube, to the chamber 28 and help the best of volume of air/gas mixture to mix to this route of the inlet of flame divider 4.Be arranged on wall 23 between each hole 6 and prevent mixture too much emergency and may cause flame unbalance in this zone, mixture passes the outside that above-mentioned hole 6 enters flame divider and edge 30 thereof.
Remaining mixture passes hole 35 and flows into chambers 24, passes hole 37 then and flows into chambers 31, is limited by cup below the above-mentioned chamber 24 and top mid portion by flame divider 4 limits, and above-mentioned chamber 31 is in the above by inner cap 38 closures.From here, the slit 41 that said mixture passes in the edge 25 that is arranged on flame divider inside is left, so that therefore form the interior flame rings of burner.
For the required auxiliary air of volume of air/gas mixture burning in the slit 41 of leaving flame divider 4 inside and outside slit 22 thereof can use in circular passage 39, described circular passage 39 is passed hole 43 and is sent into air, and hole 43 is connected to perimeter 47 on the above-mentioned passage 39.In this mode, flame divider 4 is shelved and is centered on the cup 1, so that form sealing on above-mentioned cup 1: the result is that if liquid overflows from pot, then described liquid tends to join in the outside of stove circle 12, because end face 20 is downward-sloping a little.Simultaneously, edge 45 and fin 49 mean that the above-mentioned liquid that overflows does not enter in the chamber 27 of dress nozzle 14.
In the embodiment shown in fig. 7, be provided with two linear Venturi tubes, the two is respectively relevant with nozzle, is connected on the burner air inlet, so that further increase burner rating.
In another embodiment, in the cavity 27 of the nozzle of packing into, a fine pore is arranged so that primary air also can enter from cavity 27 inside, but measure fewer, therefore when under minimum production, work, be positioned at below the stove circle switch burner is extinguished.
Among the unshowned in the accompanying drawings different embodiment, linear Venturi tube tilts so far, so that for example make the total height of nozzle carrier cup always within the calibrated altitude of insert stove circle up to 25 ° by gradient.
Claims (13)
1. sector gas burner more than a kind, having is being on the circular inside and the flame that distributes externally basically, it is characterized in that following combination:
-it has a fuel gas inlet, and described fuel gas inlet is that horizontally disposed nozzle (14) is communicated with at least one basically,
-having relevant with above-mentioned at least one nozzle (14) is the venturi pipeline (26) of horizontally disposed linear extension basically,
The required primary air of-burner operation enters into the stove circle from top outside,
The required auxiliary air of-burner operation enters into the stove circle from top outside,
Said nozzle (14) and above-mentioned venturi pipeline (26) are no more than 25 ° angle setting with respect to burner base inclination one.
2. burner as claimed in claim 1 is characterized in that, said nozzle (14) and venturi pipeline (26) are horizontally disposed with.
3. burner as claimed in claim 1 or 2 is characterized in that, the air fuel gas mixture be by the described venturi pipeline of same linearity (26) be supplied to flame divider (4) the outside and inner the two.
4. burner as claimed in claim 3 is characterized in that, the inside of flame divider (4) comprises an annular solid, and described annular solid has at least two flame slit series.
5. burner as claimed in claim 3 is characterized in that, the air fuel gas mixture passes the outside that at least two holes (6) enter flame divider (4).
6. burner as claimed in claim 3, it is characterized in that, limit two segmentations that separate when cup (1) is gone up when flame divider (4) rests, described two segmentations that separate are respectively applied for the primary air that flows to nozzle and flow to the auxiliary air of flame divider (4) central inner (39).
7. burner as claimed in claim 3 is characterized in that, the air fuel gas mixture passes the mid portion that hole (37) arrives flame divider, and above-mentioned hole (37) is positioned at the center of the chamber (31) of above-mentioned mid portion.
8. burner as claimed in claim 1 or 2 is characterized in that, described venturi pipeline comprises first convergence portion (16), and second is the part (17) and the 3rd divergent portion (18) of rectangle basically, and they all are positioned on the same axis.
9. burner as claimed in claim 3 is characterized in that, flame divider (4) is parts.
10. burner as claimed in claim 3 is characterized in that, flame divider (4) is two parts.
11. burner as claimed in claim 1 or 2 is characterized in that, also comprises closing cap (29,38), on closing cap (29,38) the flame slit is set.
12. burner as claimed in claim 1 or 2 is characterized in that, in the cavity (27) of described nozzle (14) of packing into a fine pore is arranged, so that the fraction primary air also can enter from stove circle inside.
13. burner as claimed in claim 1 or 2 is characterized in that, all primary airs and all auxiliary airs that burner operation is required all flow to the stove circle from top outside.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITVE2004A000031 | 2004-07-09 | ||
| IT000031A ITVE20040031A1 (en) | 2004-07-09 | 2004-07-09 | MULTI-FLAME SECTOR BURNER. |
| PCT/EP2005/006838 WO2006005428A1 (en) | 2004-07-09 | 2005-06-24 | Burner with multiple flame sectors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1985126A CN1985126A (en) | 2007-06-20 |
| CN1985126B true CN1985126B (en) | 2011-02-02 |
Family
ID=35033727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005800232652A Active CN1985126B (en) | 2004-07-09 | 2005-06-24 | Burner with multiple flame sectors |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1781989B1 (en) |
| CN (1) | CN1985126B (en) |
| BR (1) | BRPI0513197B1 (en) |
| EG (1) | EG25057A (en) |
| ES (1) | ES2564581T3 (en) |
| IT (1) | ITVE20040031A1 (en) |
| MX (1) | MXPA06015017A (en) |
| PL (1) | PL1781989T3 (en) |
| WO (1) | WO2006005428A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141642A1 (en) * | 2015-03-12 | 2016-09-15 | 广东美的厨房电器制造有限公司 | Burner and fuel gas implement |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITTO20040794A1 (en) * | 2004-11-12 | 2005-02-12 | Merloni Elettrodomestici Spa | GAS BURNER SYSTEM FOR COOKING FOODS OF PERFECT TYPE |
| ITMI20060535A1 (en) | 2006-03-23 | 2007-09-24 | Enzo Inzaghi | MODULAR BURNER FOR COOKING PLATE |
| ITVE20070018A1 (en) * | 2007-03-23 | 2008-09-24 | Defendi Italy Srl | GAS BURNER PERFORMED FOR COOKING APPLIANCES.- |
| ITMC20070130A1 (en) * | 2007-06-28 | 2008-12-29 | Somi Press Soc Metalli Iniettati Spa | DOUBLE BURNER, OF A PERFECT TYPE, FOR GAS COOKERS WITH MORE FLAME CROWNS. |
| EP2053309B1 (en) * | 2007-10-23 | 2013-08-07 | Electrolux Home Products Corporation N.V. | Gas burner |
| ITVE20080070A1 (en) * | 2008-09-08 | 2010-03-09 | Defendi Italy Srl | GAS BURNER FOR COOKING APPLIANCES. |
| JP5393369B2 (en) * | 2008-10-23 | 2014-01-22 | リンナイ株式会社 | Stove burner |
| US8973569B2 (en) | 2009-02-18 | 2015-03-10 | Electrolux Home Products, Inc. | Gas burner |
| ES2528199T3 (en) * | 2009-03-18 | 2015-02-05 | Electrolux Home Products Corporation N.V. | Enhanced gas burner |
| US8899972B2 (en) * | 2009-12-14 | 2014-12-02 | Electrolux Home Products, Inc. | Burner designed for wide range of input rates |
| MX345335B (en) * | 2009-12-18 | 2017-01-25 | Mabe S A De C V * | Triple flame section burner. |
| US9618201B2 (en) * | 2010-06-30 | 2017-04-11 | Sabaf S.P.A. | Gas burner with means for preventing flame propagation |
| CN103423745B (en) * | 2013-08-08 | 2015-11-18 | 浙江火星人厨具有限公司 | gas burner |
| US9513012B2 (en) | 2013-12-11 | 2016-12-06 | Whirlpool Corporation | Additional primary air access for surface gas burners |
| CN103742909B (en) * | 2014-01-25 | 2017-02-08 | 浙江帅丰电器有限公司 | Upper air incoming burner with two ejectors |
| CN104713083B (en) * | 2015-03-12 | 2017-05-03 | 广东美的厨房电器制造有限公司 | Burner and gas appliance |
| ITUB20153850A1 (en) * | 2015-04-24 | 2017-03-24 | Defendi Italy Srl | GAS BURNER WITH MORE FLAME CHAINS FOR COOKTOPS. |
| WO2017051364A2 (en) * | 2015-09-24 | 2017-03-30 | Defendi Italy S.R.L. | A gas burner with multiple rings of flames for cooking hobs |
| CA2934675A1 (en) | 2015-07-02 | 2017-01-02 | Mabe, S.A. De C.V. | Multi burner ovni |
| CN107830520A (en) * | 2017-09-27 | 2018-03-23 | 徐州工程学院 | A kind of burning-point burner |
| CN112236619B (en) * | 2018-06-25 | 2023-10-03 | 伊莱克斯家用电器股份公司 | Gas burner assembly and gas cooking appliance comprising at least one gas burner assembly |
| WO2021006830A1 (en) * | 2019-07-10 | 2021-01-14 | Femas Metal San. Ve Tic. A.S. | A burner assembly with radial outward flame |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1102916A (en) * | 1951-07-28 | 1955-10-27 | Fonderie Soc Gen De | Improvements to gas kitchen appliances |
| DE1092622B (en) * | 1957-01-09 | 1960-11-10 | Homann Werke Wilhelm Homann | Safety device on gas burners for cooking appliances or the like. |
| FR2356078A1 (en) * | 1976-06-23 | 1978-01-20 | Morice Roger | Domestic cooker gas burner - is pot shaped and cover has horizontal jet holes alternating with sloping flame channels |
| GB2223302A (en) * | 1988-09-28 | 1990-04-04 | Tiao Ho Yen | Gas burner |
| FR2655711B1 (en) | 1989-12-13 | 1992-02-07 | Applic Electrotech Meca | GAS AERO-FUEL MIXTURE BURNER. |
| GB2322696B (en) * | 1997-02-28 | 1999-01-06 | Tri Square Ind Co Ltd | Gas burner |
| IT1294585B1 (en) * | 1997-08-11 | 1999-04-12 | Defendi Srl Off Mec | GAS BURNER WITH SEVERAL FLAME SECTORS. |
| FR2804496B1 (en) | 2000-01-28 | 2002-07-19 | Sourdillon Sa | MULTIPLE FLAME CROWN GAS BURNER |
| IT1320580B1 (en) * | 2000-08-02 | 2003-12-10 | Smeg Spa | ULTRA-QUICK BURNER FOR HOB OR FOR A GAS COOKER. |
| US6742514B1 (en) * | 2002-06-07 | 2004-06-01 | Eastman Outdoors | Burner assembly, outdoor stove including same, and stove kit |
-
2004
- 2004-07-09 IT IT000031A patent/ITVE20040031A1/en unknown
-
2005
- 2005-06-24 WO PCT/EP2005/006838 patent/WO2006005428A1/en active Application Filing
- 2005-06-24 BR BRPI0513197-9A patent/BRPI0513197B1/en active IP Right Grant
- 2005-06-24 CN CN2005800232652A patent/CN1985126B/en active Active
- 2005-06-24 ES ES05773155.6T patent/ES2564581T3/en active Active
- 2005-06-24 PL PL05773155T patent/PL1781989T3/en unknown
- 2005-06-24 MX MXPA06015017A patent/MXPA06015017A/en active IP Right Grant
- 2005-06-24 EP EP05773155.6A patent/EP1781989B1/en active Active
-
2007
- 2007-03-12 EG EGNA2007000014 patent/EG25057A/en active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141642A1 (en) * | 2015-03-12 | 2016-09-15 | 广东美的厨房电器制造有限公司 | Burner and fuel gas implement |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2564581T3 (en) | 2016-03-23 |
| CN1985126A (en) | 2007-06-20 |
| EP1781989A1 (en) | 2007-05-09 |
| MXPA06015017A (en) | 2007-05-09 |
| BRPI0513197A (en) | 2008-04-29 |
| EG25057A (en) | 2011-07-20 |
| EP1781989B1 (en) | 2015-12-09 |
| ITVE20040031A1 (en) | 2004-10-09 |
| BRPI0513197B1 (en) | 2017-06-13 |
| PL1781989T3 (en) | 2016-06-30 |
| WO2006005428A1 (en) | 2006-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200730 Address after: Baden wuertenberg, Germany Patentee after: E. G.O. electric tools Co., Ltd Address before: Carmelano, Italy Patentee before: DEFENDI ITALY S.R.L. |
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| TR01 | Transfer of patent right |