CN101715531B - Improved double burner for gas hot plates with multiple flame crowns - Google Patents

Improved double burner for gas hot plates with multiple flame crowns Download PDF

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Publication number
CN101715531B
CN101715531B CN2008800218254A CN200880021825A CN101715531B CN 101715531 B CN101715531 B CN 101715531B CN 2008800218254 A CN2008800218254 A CN 2008800218254A CN 200880021825 A CN200880021825 A CN 200880021825A CN 101715531 B CN101715531 B CN 101715531B
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CN
China
Prior art keywords
double burner
venturi tube
hybrid chamber
dish
nozzles
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.)
Expired - Fee Related
Application number
CN2008800218254A
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Chinese (zh)
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CN101715531A (en
Inventor
保罗·塞雷内利尼
安德烈亚·曼多莱西
恩里科·莫雷利
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SOMIPRESS - METALLI INIETTATI SpA Soc
Original Assignee
SO M I PRESS METALLI I Soc
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Publication of CN101715531A publication Critical patent/CN101715531A/en
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Expired - Fee Related legal-status Critical Current
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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
    • 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
    • F23D14/64—Mixing devices; Mixing tubes with injectors
    • 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
    • F23D14/70—Baffles or like flow-disturbing devices
    • 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
    • F23D2900/00003—Fuel or fuel-air mixtures flow distribution devices upstream of the outlet
    • 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
    • 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
    • F23D2900/14063—Special features of gas burners for cooking ranges having one flame ring fed by multiple venturis

Abstract

The present invention relates to a double burner for gas hot plates with concentric flame crowns, provided with a deflector partition (100) situated in front of the outlet of each axial Venturi mixing chamber (6a) designed to deflect the mixture laterally in the two directions and downwards until it passes through an opposite pair of openings (101) astride each deflector partition (100), through which the mixture reaches the corridors (11) that feed the holes (103) from which the external flames (FE) emanate.

Description

Improved combustion gas heating plate double burner with a plurality of fire hats
Technical field
The present patent application that is used for industrial invention relates to a kind of double burner that is used for the combustion gas heating plate, it is that the application number of being registered on April 29th, 2005 by same China invites the person is the improvement embodiment of the model formerly of MC2005 A 000036, at this it is all quoted.In order to understand the reason that causes the improvement modification of being adopted in this improvement embodiment, be described below the structure configuration and the operation of two gas burners of aforementioned patent applications.
Background technology
For the purpose of clearer, use the appended identical accompanying drawing of No. 000036 patent application of Italian MC2005 A.
Particularly:
Fig. 1 is the cutaway view of burner, and wherein the diameter vertical plane is used for feeding to the outside fiery axle of being preced with the first fuel gas inlet pipe of (flame crown) by design;
Fig. 2 is the cutaway view of burner, and wherein the diameter vertical plane is by the axle of the second fuel gas inlet pipe, and this second fuel gas inlet pipe is positioned at the height higher than first inlet tube;
Fig. 3 is the vertical view of head that does not have the burner of cap.
With reference to aforementioned figures, the double burner of this invention comprises circular peviform main body (1), and this main body (1) is held the center cross portion (2) of projection, and this cross portion (2) has the shell that is used for a plurality of air nozzles.
Under main body (1), have two different, disconnected fuel gas inlet pipes (3 and 4), its be designed to separately optionally and respectively feeding give the nozzle that is connected with middle internal heat hat and be preced with the one group of nozzle that is connected with outside fire.
These two fuel gas inlet pipes (3 and 4) arrive the center of main body (1) at slightly different height; More specifically, upper inlet pipe (3) just in time stops at the center of main body (1), and lower inlet pipe (4) surpasses described center, as shown in Figure 1.
Vertical channel (3a) from upper inlet pipe (3) to top set, design is installed on this upper inlet pipe (3) is used for combustion gas introduced first air nozzle (5) in Venturi tube (Venturi) hybrid chamber, this Venturi tube hybrid chamber supply center fire hat (FC), and the fork passage (4a) of four risings is from lower inlet pipe (4) branch, design is installed on this lower inlet pipe (4) is used for combustion gas is introduced the nozzle (6) of the correspondence in the hybrid chamber, outside fire hat (FE) is given in this hybrid chamber feeding.
Radially Venturi tube hybrid chamber (5a) with vertical axis is positioned at the downstream of nozzle (5), and four the axial Venturi tube hybrid chambers (6a) with sloping shaft (preferably from 40 ° to 60 °) are positioned at the downstream of four nozzles (6).
In addition, the burner of this invention comprises the head (T) that is formed by lower wall (7) and last dish (8), and this lower wall (7) and last dish (8) are with the mode moulding of coupling fully each other.
More accurately, lower wall (7) has tip circle tapered profiles and staged periphery (7a), and this periphery support has going up dish (8) and making its centering of staged circumference neck portion (8a).
Last dish (8) is also supported and centering by the center flange of lower wall (7) (9).
Two dishes (7 and 8) have half conduit (7b and 8b) that forms described axial Venturi tube hybrid chamber (6a) respectively; Go up the V-arrangement deflector part (10) that exists at lower wall (7) and be right after the downstream that is positioned at chamber (6a), be designed to promote the ascending air-fuel gas mixture branch of (6a) outflow from the chamber, in the passage (11) that feeding is preced with (FE) for the external concentric fire, transmit air-fuel gas mixture, as shown in Figure 3, it also shows three crowns (12) that on last dish (8), exist.
Circular passage (11) is formed by the channel part of four identical continuous connections, and its each be the border with a pair of deflector part (10).
Passage (11) is formed described external concentric fire hat (FE) by ring cap (13) sealing on the inside and outside border of this ring cap (13).
Venturi tube hybrid chamber (5) is contained in the dish (8) fully, and in the circle interval, stop, this circle is had crown (12) sealing than minor diameter at interval in the side, and by ring cap (14) sealing, on the outer boundary of this ring cap (14), form described centres fire hat (FC) at the top.
Notice that between the operating period of described burner near the external flame (FE) of outlet that is positioned at axial Venturi tube hybrid chamber (6a) is longer than other flame, and has the yellow flame end, it is different to have shown that burning has.
The pressure of the gaseous mixture in the outlet that verified this unusual reason is Venturi tube hybrid chamber (6a) is higher than the pressure that measures in two passages (11) of the right side of V-arrangement deflector (10) and left-hand branch.
This overvoltage has increased the speed that gaseous mixture arrives the hole that is used to send external flame (FE).
Summary of the invention
The objective of the invention is to revise aforementioned inconvenience, so that obtain to have the double burners of a plurality of fire hats, it has the following advantages: high firepower, compact height with at consistent external flame (FE) aspect length and the color.
The pattern of the improved burner of the present invention is characterised in that: comprise the deflector part with suitable configuration, it is positioned at the front of the outlet of the axial Venturi tube hybrid chamber with sloping shaft, force gaseous mixture deflection, and arrive at gaseous mixture before the tap hole of the external flame (FE) that is arranged in the outlet front region, prolong its course.
In course deflection with between the extended period, reduced gaseous mixture with the value of expecting, make all external flames (FE) have equal length and same color.
Description of drawings
For the sake of clarity, the description of the improved mode of burner of the present invention continues with reference to appended figure, and its intention only is used for diagram rather than restriction, wherein when each assembly of improved mode during fully corresponding to the pattern of having now, uses the numeral identical with first three width of cloth figure.
In addition, the head (T) rather than the main body of Fig. 4,5 and 6 diagram burners, because only be positioned at head according to modification of the present invention, and the main body of improved burner does not change through any structure with respect to existing embodiment.
Consider above:
Fig. 4 is the perspective plan view that does not have the improved burner of top cap;
Fig. 5 is the cutaway view of improved burner with diametral plane of cap;
Fig. 6 is the vertical view that does not have the improved burner of top cap.
The specific embodiment
Specifically with reference to Fig. 5, note such fact: provide deflector part (100) in the front of the outlet of Venturi tube hybrid chamber (6a), it forces gaseous mixture to side deflection, and arrive opening (101) downwards, this opening (101) is communicated with two passages (11) in the both sides branch of described deflector part (100).
Deflector part (100) is arranged in the have head moulded parts going up dish (8) of (T), has pair of openings (101) in each part (100) both sides.
Circular channel (11) is positioned at the upside of dish (8), and this circular channel (11) partly holds the ring cap (102) with a series of holes (103), and this hole (103) are used to send external flame (FE).
Ring cap (102) has lateral recesses mushroom-shaped part, and wherein head is positioned at passage (11) top and has described a series of hole (103).
The gaseous mixture that comes out from opening (101) transmits in passage (11), and advances along the groove (102a) of ring cap (102) lower recess, and gaseous mixture comes out from groove (102a) by these a series of holes (103).
Especially with reference to Fig. 6, note arriving the direction of being advanced in the hole (103) of the front of the outlet that is positioned at Venturi tube hybrid chamber (6a) from the gaseous mixture that described opening (101) comes out.As previously mentioned, deflector part (100) is positioned between outlet and hole (103), its force gaseous mixture on both direction to side deflection, and downwards, up to by with the relative pair of openings (101) of passage (11) connection.
As shown in Figure 6, the mixed airflow that comes out from opening (101) is divided into rightabout two strands of air-flows (F1 and F2).
Main air (F1) is crossed partly (100), and reverses direction arrives and feeding gives the outlet that is positioned at Venturi tube hybrid chamber (6a) the preceding following hole (103) of part (100).
Secondary air flow (F2) advances towards being positioned at apart from deflector part (100) hole (103) farthest.

Claims (3)

1. one kind has a plurality of combustion gas heating plate double burners of being preced with internal heat, such double burner comprises: have a plurality of head (T) and circular peviform main bodys (1) with the internal heat hat, this main body (1) is held cross portion (2), a plurality of nozzles are set at the top, and have two different and disconnected fuel gas inlet pipes (3,4) in the bottom, its be designed to separately optionally and respectively feeding give the central nozzle (5) that is connected with middle internal heat hat (FC) in above-mentioned a plurality of nozzles and be preced with one group of external nozzles (6) that (FE) is connected with outside fire; Wherein should group external nozzles (6) form by at least three rules nozzle (6) at interval, the corresponding axially Venturi tube hybrid chamber (6a) with sloping shaft is given in these rule nozzle (6) feedings at interval, and the Venturi tube hybrid chamber (5a) radially accordingly with vertical axis is given in described central nozzle (5) feeding; This double burner is characterised in that, also comprise: deflector part (100), this deflector part (100) is positioned at the front of the outlet of each described axial Venturi tube hybrid chamber (6a), force gaseous mixture on both direction to side deflection, and downwards up to passing the relative pair of openings (101) that is positioned at each deflector part (100) both sides, be the passage (11) of hole (103) feeding by the described gaseous mixture arrival of this opening (101), this hole (103) are used to send external flame (FE).
2. double burner as claimed in claim 1, it is characterized in that, head (T) is formed by lower wall (7) and last dish (8), this lower wall (7) and last dish (8) are with the mode moulding of coupling fully each other, and it is characterized in that described deflector part (100) is arranged in the have head described moulded parts going up dish (8) of (T), and have described opening (101).
3. double burner as claimed in claim 1 or 2, it is characterized in that, described passage (11) is positioned at the described upside of going up dish (8), and described passage (11) partly holds the ring cap (102) with a series of described holes (103), and this hole (103) are used to send external flame (FE).
CN2008800218254A 2007-06-28 2008-06-19 Improved double burner for gas hot plates with multiple flame crowns Expired - Fee Related CN101715531B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITMC2007A000130 2007-06-28
IT000130A ITMC20070130A1 (en) 2007-06-28 2007-06-28 DOUBLE BURNER, OF A PERFECT TYPE, FOR GAS COOKERS WITH MORE FLAME CROWNS.
PCT/EP2008/057822 WO2009000754A2 (en) 2007-06-28 2008-06-19 Improved double burner for gas hot plates with multiple flame crowns

Publications (2)

Publication Number Publication Date
CN101715531A CN101715531A (en) 2010-05-26
CN101715531B true CN101715531B (en) 2011-07-06

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CN2008800218254A Expired - Fee Related CN101715531B (en) 2007-06-28 2008-06-19 Improved double burner for gas hot plates with multiple flame crowns

Country Status (14)

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US (1) US20100163013A1 (en)
EP (1) EP2174062B1 (en)
CN (1) CN101715531B (en)
AR (1) AR067113A1 (en)
BR (1) BRPI0813221A2 (en)
CL (1) CL2008001828A1 (en)
EC (1) ECSP109876A (en)
EG (1) EG25301A (en)
IT (1) ITMC20070130A1 (en)
MX (1) MX2009014155A (en)
RU (1) RU2461774C2 (en)
UA (1) UA97399C2 (en)
WO (1) WO2009000754A2 (en)
ZA (1) ZA200908970B (en)

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ES2528199T3 (en) * 2009-03-18 2015-02-05 Electrolux Home Products Corporation N.V. Enhanced gas burner
CN101995020B (en) * 2009-08-27 2014-07-23 博西华电器（江苏）有限公司 Combustor fire cover for gas stove and combustor of gas stove thereby
WO2012085610A1 (en) * 2010-12-22 2012-06-28 Sabaf S.P.A. Gas burner
CN202494111U (en) * 2012-02-16 2012-10-17 梁锦洪 Burning device for gas stove
US9541294B2 (en) * 2013-08-06 2017-01-10 Whirlpool Corporation Inner swirling flame gas burner
BR112017024868A2 (en) * 2015-05-19 2018-08-07 Somipress Societa´ Metalli Iniettati S R L double flame crown burner
US10436451B2 (en) 2016-10-06 2019-10-08 Whirlpool Corporation Cap to change inner flame burner to vertical flame
US11940148B2 (en) 2021-10-28 2024-03-26 Electrolux Appliances Aktiebolag Multi injection dual ring gas burner for domestic gas cooking units
CN114992631B (en) * 2022-05-25 2023-04-11 河南凯盛石油设备有限公司 Double-channel decomposing furnace burner

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CN1621742A (en) * 2003-11-28 2005-06-01 林内株式会社 Master and auxiliary combustion device
CN1985126A (en) * 2004-07-09 2007-06-20 德芬迪意大利有限责任公司 Burner with multiple flame sectors

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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1621742A (en) * 2003-11-28 2005-06-01 林内株式会社 Master and auxiliary combustion device
CN1985126A (en) * 2004-07-09 2007-06-20 德芬迪意大利有限责任公司 Burner with multiple flame sectors

Also Published As

Publication number Publication date
EP2174062B1 (en) 2017-08-30
CL2008001828A1 (en) 2008-10-17
ZA200908970B (en) 2010-08-25
RU2461774C2 (en) 2012-09-20
EP2174062A2 (en) 2010-04-14
BRPI0813221A2 (en) 2014-12-23
UA97399C2 (en) 2012-02-10
WO2009000754A3 (en) 2009-11-26
US20100163013A1 (en) 2010-07-01
CN101715531A (en) 2010-05-26
AR067113A1 (en) 2009-09-30
MX2009014155A (en) 2010-03-01
RU2010102725A (en) 2011-08-10
EG25301A (en) 2011-12-07
WO2009000754A2 (en) 2008-12-31
ECSP109876A (en) 2010-02-26
ITMC20070130A1 (en) 2008-12-29

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Granted publication date: 20110706