CN107567569A - There is the improvement gas burner of polycyclic main flame - Google Patents
There is the improvement gas burner of polycyclic main flame Download PDFInfo
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- CN107567569A CN107567569A CN201680022552.XA CN201680022552A CN107567569A CN 107567569 A CN107567569 A CN 107567569A CN 201680022552 A CN201680022552 A CN 201680022552A CN 107567569 A CN107567569 A CN 107567569A
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- China
- Prior art keywords
- flame
- injector
- cavity
- venturi tube
- retainer structure
- Prior art date
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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
- F23D14/02—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
- F23D14/02—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
-
- 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
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/08—Arrangement or mounting of burners
- F24C3/085—Arrangement or mounting of burners on ranges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/007—Mixing tubes, air supply regulation
-
- 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
This application discloses a kind of improvement gas burner with multiple main flame rings, it is characterised in that including:Injector retainer structure (2), the injector retainer structure, which is provided with, is used for the device (16) that it is arranged on the upper metal plate of cooking hob;Center dispensed chambers, the center dispensed chambers are arranged in flame of centre distributor (44,86), the flame of centre distributor is rigidity with the injector retainer structure (2), and be arranged to produce flame of centre ring, the center dispensed chambers (44) are closed on top by circular lid (6);Ring shaped distribution chamber room, the ring shaped distribution chamber room is arranged in annular flame components distributor (4), the annular flame components distributor is shelved on the injector retainer structure (2), and it is arranged to produce at least one main flame rings, the main flame rings and the flame of centre ring are concentric, the ring shaped distribution chamber room (4) is separated by annular space (57) with the center dispensed chambers (44), and is closed on top by ring cover (8);And first Venturi tube (32, 32') and the second Venturi tube (36, 36'), first Venturi tube and the second Venturi tube basic horizontal with it is parallel, in the injector retainer structure (2) and in the face profile determined by the annular flame components distributor (4), and have in face of respective injectors (22, 30) entrance point and the respective cavities (34 fluidly connected respectively with the center dispensed chambers and the ring shaped distribution chamber room (4) are opened on, 38) outer end in, the injector and the corresponding adjacent cavities (18 being arranged in the injector retainer structure (2), 24) side wall is connected.
Description
Technical field
The present invention relates to a kind of improvement gas burner with multiple flame rings.
Background technology
The known gas burner for having two or more main flame rings is used for cooking hob;These burners have:Inner circular
Shape part, the inner circle part produce internal flame ring;And outer annular portions, the outer annular portions produce and inside
One or two concentric flame rings of ring.
Such burner usually can have one or more injectors, and Gas Flow is discharged from the injector, the coal
The speed of air-flow is controlled by cock, and the cock can be operated by user by knob.
In the case where single injector or multiple injectors are connected with single faucet outlet, all flame rings are all by this
Cock is adjusted simultaneously, and the burner is currently referred to as " polycyclic ".
On the contrary, in the case of the connection of multiple injectors different from two faucet outlet, burner ring can have it is specific
It is adjusted in the case of independence by using special two way cock;In this case, burner can be from minimum
Delivering power state to maximum transmission power state is adjusted, in minimum delivering power state, external rings and without supply
Give, and inner loop is supplied with minimum level, in the maximum transmission power state, whole rings are all supplied with highest level.
Such burner is commonly referred to as " dual " burner.
From the point of view of structure viewpoint, it is known that multiple flame rings burners (either polycyclic or dual) include:Injector
Retainer;Burner body, the burner body are located on injector retainer;Flame distributor, the flame distributor are located at
On burner body;And one or two lid, the lid are located on flame distributor.
The injector retainer of traditional more flame rings burners is usually cup, and is provided with periphery flange, burner energy
It is enough to be fixed at the periphery flange on the sheet metal of cooking hob.One or more is used for the connector of gas supplying duct
It is arranged in injector retainer, also one or more threaded blocks, for applying injector, the injector it is obviously necessary to can be mutual
Change, the gas types depending on supplied burner.
Burner body (in some instances, the burner body is produced as single-piece with injector) includes one or more
Venturi tube, in the Venturi tube, coal gas mixes with the primary air of coal gas itself entrained with by leaving injector.
Flame distributor generally includes hollow parts, and the hollow parts are shelved on burner body, and has one or more
Individual chamber, for mixture to be distributed to one or more groups of holes, then, mixture can be left by the hole, to form fire
Flame ring.
When mixing is not completed in the Venturi tube of burner body, dispensed chambers can also complete mixed processing mistake
Journey.
Lid generally includes:Disc-shaped part, the disc-shaped part define the inner circular distribution cavity of flame distributor in upside
Room;And annular section, the annular section define the outer annular dispensed chambers of flame distributor in upside.
According to the type of burner, two covers can separate, or be linked together by radially connected part.
In the market provides substantial amounts of, two kinds of burner, and as needed, each user is by emphasizing some burnings
(while repelling other side) carries out personal choice in terms of device.
Feature regardless of different types of known more flame rings burners, they have some shortcomings, and the present invention uses
In the elimination shortcoming.
One in these shortcomings is included in laborious metallic plate spot-facing operation is carried out on the surface of multiple combustor components,
These combustor components are necessarily coupled together, to ensure basic connection sealing.Particularly, deposited when in each combustor component
At multiple separated spot-facing surfaces, the operation of these spot-facings is even more complicated because in this case, spot-facing operation it is laborious
Property due to increasing with needing to ensure complete coplanar associated laborious property between the surfaces.
A further disadvantage is that so-called spark gap, inevitable structure inexactness, the spark gap is i.e. in igniting fire
The distance between Hua Sai electrode and burner surface, the ignition spark plug are customarily applied on injector retainer, spark to
The burner surface is discharged, and the burner surface generally falls into flame distributor or lid.In this respect, on the one hand, correctly
Igniting needs the accurate distance between both, it is therefore desirable to which minimum spark gap tolerance, on the other hand, the tolerance is several
The summation of individual tolerance, such as the tolerance of spark plug adapter, the tolerance of the function height of injector retainer cup, the work(of flame distributor
Can the tolerance of height, the tolerance of distance between spark plug axis, between injector retainer cup and flame distributor
Connection relaxation etc..
Further drawback is burner in the outward appearance for adapting to various countries and the poor flexibility of functional requirement, and this forces burner system
The product that business produces relative broad range is made, so as to the market demand of cover-most sample.
WO2010/105748 describes a kind of gas burner for cooking hob, wherein, produce flame of centre ring
The flame components distributor of two outer annular rings of flame components distributor and generation is manufactured into single-piece, and it is shelved on injector guarantor
In holder.This does not guarantee that the ignition spark plug being fixed on injector retainer and thermocouple relative to center dispensed chambers
Strict correct and be accurately positioned, the center dispensed chambers are actually formed as the element separated with injector retainer, and shelve
On it, error is inevitably mutually located.
In addition, it is desirable to gratifying sealing is formed in the passage for ignition mixture will need sizable spot-facing
Surface area, this arduously will be formed in Venturi tube with production cost height, the ignition mixture, and the Venturi tube is arranged at injector
In part, and the ignition mixture must reach the dispensed chambers being arranged in flame distributor, and the flame distributor is positioned at spray
On emitter retainer.
EP2503237 describes a kind of gas burner with circular body, wherein, formed for producing internal flame
The inner circular dispensed chambers of ring and the outer annular dispensed chambers for producing external flame ring.Between two dispensed chambers
The radial bearing for ignition spark plug and for thermocouple is provided, therefore they do not have relative to internal distribution chamber
Strict accurate position, they must interact with the internal distribution chamber.Moreover, two Venturi tubes are extended to by outside
The outside for the general outline that annular flame distributor determines, so as to cause one of the mode to installing burner in cooking hob
Series limitation, and the quite big overall size of burner is directed under any circumstance.
The content of the invention
The purpose of the present invention is that these shortcomings are eliminated or at least reduced by a kind of gas burner, the gas burner
There are multiple flame rings for cooking hob, the gas burner can act as " polycyclic " or " dual " burner.
It is a further object of the present invention to provide a kind of more flame rings burners, and more flame rings burners, which can extract, to be used for
Formed ignition mixture primary air, the ignition mixture will above cooking hob or below come backbone flame rings or
External flame ring.
, can be not in more flame rings burners it is a further object of the present invention to provide a kind of more flame rings burners
The spark gap tolerance of minimum is obtained in the case of using very high machining accuracy.
It is a further object of the present invention to provide a kind of more flame rings burners, more flame rings burners are from outward appearance and function
Aspect has higher flexibility, therefore disclosure satisfy that the substantial amounts of different market demands.
It is a further object of the present invention to provide a kind of more flame rings burners, can hold very much in more flame rings burners
Change places and change injector, so that burner adapts to different coal gas, without dismantling burner or need not be by it from culinary art
Dismantled on grate.
, being capable of basis in more flame rings burners it is a further object of the present invention to provide a kind of more flame rings burners
Supply the feature of coal gas and comfortable and effectively adjust the distance between injector and Venturi tube.
It is a further object of the present invention to provide a kind of more flame rings burners, more flame rings burners have less totality
Planar dimension.
It is a further object of the present invention to provide a kind of more flame rings burners, more flame rings burners and conventional burners
There is different characteristic compared in structure and aspect of performance.
It is a further object of the present invention to provide a kind of more flame rings burners, more flame rings burners can be simple, quick
Produce at low cost.
According to the present invention, all these purposes and by by following description it will be clear that other purposes will pass through such as right
It is required that there is the improvement gas burners of more flame rings described in 1 to realize.
Brief description of the drawings
Below with reference to the accompanying drawings by some currently preferred embodiments of the present invention come the present invention is furture elucidated, in accompanying drawing:
Fig. 1 is that had according to the decomposition diagram of the burner of the present invention, the burner applied to the injection on cooking hob
Device retainer,
Fig. 2 is the decomposition diagram for two parts for representing injector retainer,
Fig. 3 illustrates the burner of installation in plan view,
Fig. 4 be along the vertical sectional view of the line IV-IV in Fig. 3,
Fig. 5 be along the vertical sectional view of the line V-V in Fig. 4,
Fig. 6 be along the vertical sectional view of the line VI-VI in Fig. 4,
Fig. 7 with illustrating the second embodiment of the present invention in Fig. 5 identical views,
Fig. 8 with illustrating the second embodiment in Fig. 6 identical views,
Fig. 9 with illustrating the third embodiment of the present invention in Fig. 6 identical views,
Figure 10 illustrates the perspective view of the fourth embodiment of the present invention, wherein, burner body is expressed as partial cutaway.
Embodiment
From accompanying drawing, according to the present invention improvement burner formed substantially by four parts, i.e., burner body 2,
Annular flame distributor 4 and two lids 6 and 8.
Burner body 2 is actually formed by two parts, i.e. injector retainer cup 10 and cap member 12, and they can
It is permanently fixed together by rivet, or can be by using screw and detachable.
The flat shape of burner body 2 is it is contemplated that for from circular shape, the round-shaped side at it
Two circle segments diametrically are removed at edge 7, the circle segments determine two opposite segments of arcuate edge 9.
Burner body 2 will be applied on the metallic plate 14 of cooking hob from below, and be fixed for example, by screw 16
Thereon, injector is also kept cup 10 and cap member 12 to be fixed together by the screw 16.In order to help to consolidate burner body 2
It is scheduled on the metallic plate of grate, the metallic plate is provided with hole, and the part protruding upward for the cup 10 is by the way that the cup 10 passes through it
Remaining flat part and be shelved on the edge in hole itself.
In the injector retainer cup 10 of burner body 2, there is provided the cavity of six upward openings, i.e.,:
- the first cavity 18, first cavity 18 have curved wall also in lower openings, and the curved wall is provided at an outer portion with first
Gas connector 20, the threaded block for the first injector 22 is internally provided with,
- the second cavity 24, second cavity 24 is closed in bottom, and is had:Side wall 26, the side wall 26 make it and the first cavity
18 separation;And crooked sidewall, the crooked sidewall are provided at an outer portion with the second gas connector 28, internally it is provided with and is used for the second spray
The threaded block of emitter 30,
The axis of-the three cavity 32, the 3rd cavity 32 and the first gas connector 20 and the axis of the first injector 22
Alignment, and the bottom longitudinal direction half of the first Venturi tube is formed, it causes the first cavity 18 to be connected with the 4th cavity 34,
- bottom close the 4th cavity 34, the 4th cavity 34 relative to burner longitudinal size (longitudinal size edge
The direction of 3rd cavity 32 determines) it is arranged in the part relative with the part provided with two cavitys 18 and 24,
The axis of-the five cavity 36, the 5th cavity 36 and the second gas connector 28 and the axis of the second injector 30
Alignment, and the bottom longitudinal direction half of the second Venturi tube is formed, it causes the second cavity 24 to be connected with the 6th cavity 38,
The 6th cavity 38 that-bottom is closed, the 6th cavity 38 are located in the core of injector retainer cup 10.
The flat shape of the cap member 12 of burner body 2 and the injector for not including the first cavity 18 and the second cavity 24
The flat shape of retainer cup 10 is substantially corresponding.It is provided with arcuate slot hole 40, and the arcuate slot hole 40 is provided with elevated week
Side edge 42, and have such shape, i.e., when cap member 12 is connected with injector retainer cup 10, it just with the 4th cavity
34 is corresponding.
Two parallel longitudinal raised portions are downwardly projecting from the lower surface of cap member 12, and two cavitys 32' and 36' are set
In the two longitudinal raised portions, the top half of the first Venturi tube and the second Venturi tube, i.e., two and the 3rd are formed respectively
Cavity 32 and the cavity of the complementation of the 5th cavity 36.
First Venturi tube 32,32' and the second Venturi tube 36,36' all basic horizontals with it is parallel, and in the body 2
And in the outside face profile determined by the annular flame components distributor 4.
In addition to the periphery raised portion 42 provided with slotted opening 40, the upper surface of cap member 12 is also provided with protrusion at center
Annex 44, the protrusion annex are somewhat frusto-conical shape, and form the flame of centre components distributor of burner.It is located at
Above 6th cavity 38 of injector retainer cup 10, and horizontal deflector 46, the center water conservancy diversion are provided with center
Plate is provided with circular port 48 at center.
The top edge of protrusion annex 44 is provided with radial indent 50, for supplying inner circular flame rings.These recesses are upper
Portion is defined by circular lid 6, and the circular lid 6 interacts with three elevated centering portions 54, three centering portions 54 from
Deflector 46 is towards upper.
Ignition spark plug 56 and thermocouple 58 are fixed on cap member 12 that (flame of centre distributor 44 is formed in the cap member
In 12), so as to take accurate and stable position relative to the flame of centre distributor 44.
The transverse edge in cap member 12, remote hole 40 is provided with raised portion 60, is kept when cap member is fixed on injector
When on device cup 10, the raised portion 60 is positioned at the inside edge of the assembly formed by the first cavity 18 and the second cavity 24.
The raised portion 60 represents the prolongation for the similar raised portion 62 being arranged in injector retainer cup 10, to cause first
Cavity 18 is defined by raising edges completely, and the raising edges include the upper of raised portion 60, raised portion 62 and deflector 26
Portion part, and the second cavity 24 is defined by the upper part of raised portion 60, raised portion 62 and deflector 26, except
The part corresponding with the wall provided with the second gas connector 28.
The outer annular flame distributor 4 for the separate part for being formed as separating with flame of centre distributor 44 has:Outside is cut
Head cone-shaped wall 64, the Outer frustoconical wall 64 are provided with multiple radial indents 66;And interior wall 68, the interior wall 68 are logical
Cross annular flange 70 and be connected with exterior wall 64, the annular flange 70 has hole 72, shape and size and the cap member 12 in the hole 72
Hole 40 shape and size it is identical.The hole 72 be provided with edge 74, when flame distributor 4 is shelved on burner body
When on 2, the edge 74 will be attached on the raising edges 42 of slotted opening 40.
The exterior wall 64 and interior wall 68 of flame distributor 4 all with the part diametrically of hole 72 at have interrupt unit,
Wherein, the part of interior wall 68 extends to be connected with exterior wall 64, so as to determine radial channels 76 together with annular flange 70,
The radial channels 76 are provided with for the cross-ignition between the internal flame ring and external flame ring of burner for this and intersected
Fire hole 77.The base portion of the conduit 76 extends slightly inwardly, and is defined by transverse edge 78, the transverse edge 78 under, and
Coordinate with the raised portion 60 of cap member 12.
The toroidal cavity determined by the exterior wall 64, interior wall 68 and flange 70 of flame distributor 4 is formed for outside fire
The dispensed chambers of flame ring, and closed on top by ring cover 8, the ring cover 8 defines radial indent 66 on top.
Separated for the ring shaped distribution chamber room of external flame ring by annular space 57 with center dispensed chambers.
When in operating condition, the first and second gas connectors 20,28 (do not show with the cock for controlling coal gas to convey
Go out) connection, burner body 2 is fixed on the metallic plate 14 of cooking hob by screw 16, and flame distributor 4 is raising
It is shelved at part 42 and 74 and at raised portion 60 and 78 on burner body 2.These raised portions 42,74 and 60,
78 matching surface carries out spot-facing, for more accurate contact substantially sealed off.
Further, when in operating condition, two lids 6 and 8 distribute positioned at flame of centre distributor 44 and annular flame respectively
On device 4.
Under these conditions, the coal gas for leaving injector 22 enters horizontal Venturi tube 32,32', and is entrained with air, the sky
Gas enters below cooking hob, and according to the path represented by the arrow 80 in Fig. 5 and by the bottom hole of the first cavity
Into first cavity 18.
Coal gas and primary air mix in Venturi tube 32,32', and the mixture so formed reaches the 4th cavity
34, the 4th upward opening of cavity 34, then, the mixture by face of hole 60 and 72 and outside annular flame distribute
Distributed in the toroidal cavity of device 4, to supply the flame of external rings.In the accompanying drawings, annular flame distributor 4 is by from burner court
Outside single flame rings represent, but flame distributor 4 can also be provided with two flame rings, i.e., also towards flame of centre
The flame rings of distributor 44.
On the contrary, the coal gas for leaving injector 30 enters horizontal Venturi tube by the interrupt unit in raised portion 62
36th, 36', and carry primary air secretly, the primary air is according to the path represented by the arrow 82 in Fig. 6 and from the upper of cooking hob
Face.
Gas and primary air mix in Venturi tube 36,36', and the mixture so formed reaches the 6th cavity
38, the 6th upward opening of cavity 38, then, by the hole 48 in deflector 46, the mixture is in flame distributor 44
Upper chamber in distribute, to supply the flame of inner loop.
It is apparent from the foregoing that burner and all traditional combustions with multiple main flame rings are improved according to the present invention
Device is compared to particularly advantageous, particularly:
- because burner body 2 and outer annular flame distributor 4, the surface that needs spot-facing quantity is few and area
Reduce, therefore its structure is simpler,
- due to spark plug 56 relative to the interior section 44 of burner be accurately positioned and corresponding spark gap tolerance
Reduce, therefore it has higher operating reliability,
- it is very insensitive to flow effect, because the primary air for supplying internal flame ring is from cooking hob
Suck above,
- injector is easily exchanged, it is not necessary to dismantle burner because they can from approaching immediately above,
- by simply making two gas connectors 20 and 28 connect from single or two different outlets of regulating cock
Connecing, burner can act as polycyclic or double-combustion device,
- it forms by fewer number of part,
- outer annular flame distributor can be replaced easily by other flame distributors with different qualities,
So as to the outward appearance of change burning device, or burner is caused to adapt to requirement of the various countries in terms of using material,
- non-fully round-shaped due to burner body 2, especially because eliminating its two parallel circles
Section, therefore it is somewhat more narrower than the conventional burners of same diameter, so as to enable it to pacify in little more peripheral position
In cooking hob, therefore add burner regioselective.
Second embodiment shown in Fig. 7 and Fig. 8 remains the feature of all by the agency ofs, except the first cavity 18 is under
Portion closes and its raising edges 62 have interrupt unit so that primary air can according in Fig. 7 as logical shown in arrow 84
Road enters above cooking hob.
The second embodiment not only make it that internal flame ring is highly insensitive to the flow effect to be obtained, and also causes outside
Flame rings are also highly insensitive to flow effect.
Moreover, in this second embodiment, flame of centre distributor 44 is not to be made for single-piece, but has top loop
86, the top loop 86 separates with lower member 44, and is provided with recess 50.Under any circumstance, as shown in Figure 8, top loop 86
Form fit is connected as with lower member 44, therefore is rigidity, the lower member 44 is arranged in the upper surface of cap member 12, should
Cap member 12 forms burner body 2.Also in this example, the flame of centre formed by lower member 44 and top loop 86 distributes
Device is formed into unitary part, is separated with outer annular distributor 4.
On the one hand, the embodiment is disadvantageous in that it has the spark gap of lower precision, but on the other hand, it makes
Can be by the different material of the material with forming lower member 44 from the top loop 86 of the internal flame distributor of flame contact
To manufacture, this is highly advantageous because it cause burner be suitable for it is multiple country (in these countries, material rule defines
With the accurate profile of the material of flame contact), also as it also make it that inside center flame distributor is made for and outer annular
The outward appearance of flame distributor 4 is different.
As illustrated, in this second embodiment, the primary air for external flame ring aspirates above cooking hob,
Although (not shown) in various embodiments, it can also be aspirated below cooking hob, with the implementation shown in Fig. 5
Example similar mode.
Shown 3rd embodiment has whole preceding features in fig.9, except the second cavity 24 is in lower openings, so that
It must be formed and be aspirated for the primary air of the ignition mixture of internal flame ring below cooking hob.
Figure 10 illustrates the fourth embodiment of burner, and the fourth embodiment causes any previous embodiment and other feature
With reference to, the other feature be included at least one entrance point in two Venturi tubes 32,32' and respective injectors 22 and 30 it
Between distance controllability, more specifically, under as the particular example shown in Venturi tube 32,32' so that Venturi tube is actual
On can be moved relative to burner body 2.
When using burner in the country of the supply gas composition change between the different zones in same country, the reality
It is particularly advantageous to apply example.In this case it is particularly advantageous so that burner can adapt in special gas composition, without
Dismounting burner or the cooking hob that it is applied.
As shown in Figure 9, in the aforementioned embodiment, injector retainer supporting member 10 and cap member 12 are connected at them
Venturi tube 36,36' are determined when together, they determine the cavity of substantially cylindrical in the third embodiment, and the cavity accommodates
The conduit 88 of external cylindrical, the conduit 88 are shaped internally as Venturi tube.The conduit 88 can be in the cylindrical seat interior axle of its own
To motion, and desired axial location can be locked in by flat head screw 90, the flat head screw 90 is disposed through covering
Screwed hole in element 12, and easily can also be approached even if when burner is arranged on cooking hob from above.
So, when flat head screw 90 unclamps, Venturi tube 88 can be easily axially moved, until in its entrance point
The distance between injector 22 reaches the value of suitable special supply gas composition.
In order to further simplify the processing of Venturi tube 88, preferably its both ends are protruded from its cylindrical seat, so as to
These ends can easily connect by the upper hole of the first cavity 18 and by the upper hole of the 4th cavity 34 from above
Closely.
For Venturi tube 36, the 36' of supplied burner center cavity 38, this is it is also apparent that effectively.
Claims (16)
- A kind of 1. improved gas burner with multiple main flame rings, it is characterised in that including:- injector retainer structure (2), the injector retainer structure are provided with the top for being used for being installed in cooking hob Device (16) on metallic plate;- center dispensed chambers, the center dispensed chambers are arranged in flame of centre components distributor (44,86), the center Flame components distributor is rigid with the injector retainer structure (2), and is arranged to produce flame of centre ring, in described Heart dispensed chambers (44) are closed on top by circular lid (6);- ring shaped distribution chamber room, the ring shaped distribution chamber room are arranged in annular flame components distributor (4), the annular flame Components distributor is shelved on the injector retainer structure (2), and is arranged to produce at least one main flame rings, the master Flame rings and the flame of centre ring are concentric, and the ring shaped distribution chamber room (4) is divided by annular space (57) with the center Separate with chamber (44), and closed on top by ring cover (8);And- the first Venturi tube (32,32') and the second Venturi tube (36,36'), the basic water of first Venturi tube and the second Venturi tube It is flat and parallel, in the injector retainer structure (2) and positioned at by the annular flame components distributor (4) determination In face profile, and with face of respective injectors (22,30) entrance point and be opened on respectively with the center dispensed chambers The outer end in respective cavities (34,38) fluidly connected with the ring shaped distribution chamber room (4), the injector are described with being arranged at The side wall of corresponding adjacent cavities (18,24) in injector retainer structure (2) is connected.
- 2. burner according to claim 1, it is characterised in that:Also include at least one ignition spark plug (56) and thermoelectricity Even (58), the ignition spark plug and thermocouple are applied on the injector retainer structure (2), and with the flame of centre Components distributor (44) interacts.
- 3. one or more described burners in preceding claims, it is characterised in that:The injector retainer Structure (2) includes bottom injector retainer cup (10) and top cap member (12), the bottom injector retainer cup and upper Portion's cap member links together.
- 4. one or more described burners in preceding claims, it is characterised in that:The injector retainer Structure (2) has a flat shape, and the flat shape is generally circular, but removes the opposite segments (7) of two circle segments shapes.
- 5. one or more described burners in preceding claims, it is characterised in that:The flame of centre distribution Device element (44) is formed as discrete component with the injector retainer structure (2).
- 6. one or more described burners in preceding claims, it is characterised in that:The flame of centre distribution Device element includes upper element (86), and the upper element is provided with recess (50), for supplying ignition mixture, to produce State flame of centre ring, the upper element (86) due to the form fit with the lower member (44), so as to the injection Device retainer structure (2) is rigidly attached.
- 7. one or more described burners in preceding claims, it is characterised in that:Kept in the injector Following structure is set in cup (10):- the first cavity (18), the first injector (22) are contained in first cavity;- the second cavity (24), the second injector (30) are contained in second cavity;- the three cavity (32), the 3rd cavity form the lower longitudinal end of first Venturi tube (32,32');- the four cavity (34), first Venturi tube (32,32') are opened in the 4th cavity;- the five cavity (36), the 5th cavity form the lower longitudinal end of second Venturi tube (36,36');And- the six cavity (38), second Venturi tube (36,36') are opened in the 6th cavity.
- 8. one or more described burners in preceding claims, it is characterised in that:When the top cap member (12) when being connected with the bottom injector retainer cup (10), the top longitudinal direction portion of first Venturi tube (32,32') is formed It is divided to and two cavitys (32', 36') of the top longitudinal component of second Venturi tube (36,36') is formed at the injector and protected In the top cap member (12) of holder structure (2).
- 9. one or more described burners in preceding claims, it is characterised in that:Second cavity (24) Close in bottom, and be provided with top for the cooking hob, positioned at combustor external with burner to be installed The hole of portion's members, the primary air carried secretly for the coal gas by leaving second injector (30) pass through.
- 10. one or more described burners in preceding claims, it is characterised in that:Second cavity (24) In upper opening, the primary air of ignition mixture will be formed for sucking, the ignition mixture is cooked from burner to be installed Prepare food and supply the flame of centre distributor (44) below grate.
- 11. one or more described burners in preceding claims, it is characterised in that:First cavity (18) Close in bottom, and be provided with top for the cooking hob, positioned at combustor external with burner to be installed The hole of portion's members, the primary air carried secretly for the coal gas by leaving first injector (22) pass through.
- 12. one or more described burners in preceding claims, it is characterised in that:First cavity (18) Below lower openings, the cooking hob for come from burner to be installed and by leaving first injector (22) Coal gas entrainment primary air pass through.
- 13. one or more described burners in preceding claims, it is characterised in that:The flame of centre distribution Device (44) and/or the annular flame distributor (4), part provided with the hole (50,66) left for flame are by with forming The material of the remainder of burner different material manufactures, and has high flame retardant.
- 14. one or more described burners in preceding claims, it is characterised in that:First Venturi tube And/or second Venturi tube is arranged in interior cylindrical sleeve (88), and it is accommodated within, so as to being determined at State and be axially moved in the respective cylindrical seat in injector retainer structure (2), and by can be from being applied to the culinary art At least one locking member (90) for being operated above the injector retainer structure (2) on grate and lockable In required axial location.
- 15. one or more described burners in preceding claims, it is characterised in that:The lockable part (90) flat head screw is included, the flat head screw is bonded in the threaded block being arranged in the injector retainer structure (2), And engaged by its sophisticated outer surface with the sleeve (88).
- 16. one or more described burners in preceding claims, it is characterised in that:The length of the sleeve (88) The cavity (18,24) that degree leads to more than the upstream end of the sleeve (88) and the cavity that the downstream of the sleeve (88) is led to Minimum range between (34,38).
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITVE2015A000017A ITVE20150017A1 (en) | 2015-04-24 | 2015-04-24 | PERFECTED GAS BURNER WITH MORE CROWNS OF FLAMES. |
ITVE2015A000017 | 2015-04-24 | ||
ITVE2015A000018 | 2015-04-24 | ||
ITVE2015A000018A ITVE20150018A1 (en) | 2015-04-24 | 2015-04-24 | GAS BURNER PERFECTED FOR COOKING APPLIANCES. |
ITUB2015A003850A ITUB20153850A1 (en) | 2015-04-24 | 2015-09-24 | GAS BURNER WITH MORE FLAME CHAINS FOR COOKTOPS. |
IT102015000055002 | 2015-09-24 | ||
PCT/IB2016/052272 WO2016170497A1 (en) | 2015-04-24 | 2016-04-21 | Improved gas burner with multi-rings main flames. |
Publications (2)
Publication Number | Publication Date |
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CN107567569A true CN107567569A (en) | 2018-01-09 |
CN107567569B CN107567569B (en) | 2019-08-16 |
Family
ID=57142965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201680022552.XA Active CN107567569B (en) | 2015-04-24 | 2016-04-21 | There is the improvement gas burner of polycyclic main flame |
Country Status (5)
Country | Link |
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EP (1) | EP3286498B1 (en) |
KR (1) | KR102527598B1 (en) |
CN (1) | CN107567569B (en) |
PL (1) | PL3286498T3 (en) |
WO (1) | WO2016170497A1 (en) |
Cited By (1)
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CN112236619A (en) * | 2018-06-25 | 2021-01-15 | 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 |
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ES2702785A1 (en) | 2017-09-05 | 2019-03-05 | Bsh Electrodomesticos Espana Sa | DISPOSAL OF GAS BURNERS AND DOMESTIC COOKING APPARATUS (Machine-translation by Google Translate, not legally binding) |
ES2904449T3 (en) | 2018-06-25 | 2022-04-05 | Electrolux Appliances AB | gas burner assembly |
WO2021006831A1 (en) * | 2019-07-10 | 2021-01-14 | Femas Metal San. Ve Tic. A.S. | A burner assembly with a venturi element for gas cooking device |
WO2021006830A1 (en) * | 2019-07-10 | 2021-01-14 | Femas Metal San. Ve Tic. A.S. | A burner assembly with radial outward flame |
TWI716949B (en) * | 2019-07-30 | 2021-01-21 | 關隆股份有限公司 | The burner of the gas stove |
US11473775B2 (en) | 2019-08-08 | 2022-10-18 | Whirlpool Corporation | Cooking appliance having a hob |
CN111578280B (en) * | 2020-04-17 | 2021-05-04 | 宁波方太厨具有限公司 | Upper air inlet double-ring combustor |
CN113587090B (en) * | 2021-08-03 | 2023-07-21 | 斯宾仪(上海)设备制造有限公司 | Annular flame controllable heating device and heating method |
WO2023101634A1 (en) * | 2021-11-30 | 2023-06-08 | Turaş Gaz Armatürleri̇ San. Ve Ti̇c. A.Ş. | A multi-gas burner for increasing efficiency |
KR102586814B1 (en) * | 2021-12-25 | 2023-10-06 | 문성철 | Gas burner |
IT202200008663A1 (en) * | 2022-04-29 | 2023-10-29 | Ego Elektro Geraetebau Gmbh | Improved Gas Burner |
IT202200008645A1 (en) * | 2022-04-29 | 2023-10-29 | Ego Elektro Geraetebau Gmbh | Improved Gas Burner. |
WO2024043841A1 (en) * | 2022-08-22 | 2024-02-29 | Turaş Gaz Armatürleri̇ San. Ve Ti̇c. A.Ş. | Multi gas burner |
KR20240071571A (en) | 2022-11-16 | 2024-05-23 | 경희대학교 산학협력단 | Zinc electrode including artificial protective layer for preventing dendrite, manufacturing method thereof, and zinc metal battery including the same |
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- 2016-04-21 KR KR1020177032869A patent/KR102527598B1/en active IP Right Grant
- 2016-04-21 EP EP16725919.1A patent/EP3286498B1/en active Active
- 2016-04-21 CN CN201680022552.XA patent/CN107567569B/en active Active
- 2016-04-21 WO PCT/IB2016/052272 patent/WO2016170497A1/en active Application Filing
- 2016-04-21 PL PL16725919T patent/PL3286498T3/en unknown
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WO2006077086A1 (en) * | 2005-01-20 | 2006-07-27 | Defendi Italy S.R.L. | Gas burner for cooking appliances |
CN101636618A (en) * | 2007-03-23 | 2010-01-27 | 德芬迪意大利有限责任公司 | Improved gas burner for cooking appliances |
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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 |
Also Published As
Publication number | Publication date |
---|---|
CN107567569B (en) | 2019-08-16 |
WO2016170497A1 (en) | 2016-10-27 |
KR102527598B1 (en) | 2023-04-28 |
KR20170139579A (en) | 2017-12-19 |
PL3286498T3 (en) | 2019-02-28 |
EP3286498B1 (en) | 2018-09-19 |
EP3286498A1 (en) | 2018-02-28 |
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Effective date of registration: 20200721 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. |