CN104713083A - Burner and gas appliance - Google Patents
Burner and gas appliance Download PDFInfo
- Publication number
- CN104713083A CN104713083A CN201510110140.9A CN201510110140A CN104713083A CN 104713083 A CN104713083 A CN 104713083A CN 201510110140 A CN201510110140 A CN 201510110140A CN 104713083 A CN104713083 A CN 104713083A
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- China
- Prior art keywords
- burner
- end cup
- inner ring
- flame projector
- gas
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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
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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
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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 burner. In the burner, a flamethrower is arranged on a bottom cup assembly. The bottom cup assembly comprises a gas inlet structure, the gas inlet structure is provided with a gas inlet passage and two branch passages, the two branch passages are communicated with the two sides of the gas inlet passage respectively, the gas inlet passage is provided with a gas inlet, each branch passage is provided with a gas outlet, and each gas outlet is provided with a jet nozzle. The bottom cup assembly is provided with a primary air mixing cavity, two venturi tube effect passages and a bottom cup mixed gas cavity, and the bottom cup mixed gas cavity is communicated with the primary air mixing cavity through the two venturi tube effect passages. Each venturi tube effect passage and the corresponding jet nozzle form an inclined gas outlet passage, and the inclined gas outlet passages incline relative to the axis of the gas inlet passage. By the adoption of the burner, a single gas source can supply gas to two inclined jet nozzles, further the number of the jet nozzles is increased on the condition of not increasing gas source connecting passages, power is increased, and the heat efficiency of the burner is improved. The invention further discloses a gas appliance.
Description
Technical field
The present invention relates to field of household appliances, more specifically, relate to a kind of burner and a kind of gas appliance comprising this burner.
Background technology
In existing gas appliance, burner generally comprises end cup and flame projector, and flame projector is arranged on end cup.End cup is provided with gas inlet, and combustion gas is by spraying to end cup inside through nozzle after gas inlet.The gas inlet of current burner is all solidification, and not modifiable, can not adapt to different consumer's user demands, generalization, the standardization level of product are not high.The burner design target that global burner industry is constantly pursued simultaneously is: improve the burner thermal efficiency, optimal design improves burner manufacturability, is convenient to production, the efficiency of assembling of processing, improve burner.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, the present invention needs to provide a kind of burner and a kind of gas appliance comprising this burner.
A kind of burner, comprise end cup assembly and flame projector, this flame projector is arranged on this end cup assembly.This end cup assembly comprises inlet structure, this inlet structure offers inlet channel and two branched bottoms, and these two branched bottoms are communicated with the both sides at this inlet channel respectively, and this inlet channel has air inlet, each branched bottom has gas outlet, and this gas outlet is provided with nozzle.This end cup assembly offers primary air hybrid chamber, two Venturi tube effect passages and end cup gaseous mixture body cavity, and this end cup gaseous mixture body cavity is communicated with this primary air hybrid chamber by these two Venturi tube effect passages.Each Venturi tube effect passage is communicated with corresponding nozzle by this primary air hybrid chamber, and this each Venturi tube effect passage forms oblique outlet passageway with corresponding nozzle, and this oblique outlet passageway tilts relative to the axis of this inlet channel.
In said burner, combustion gas can enter burner by the air inlet of inlet channel, and the oblique outlet passageway then formed via nozzle and Venturi tube effect passage is injected into end cup gas mixing chamber.Therefore, said burner can realize the air feed of single source of the gas to diclinic outlet passageway, and then realizes increasing nozzle when not increasing source of the gas interface channel, increasing power, improves the thermal efficiency of burner.
In one embodiment, two these oblique outlet passageways tilt from the axis of two these inlet channels of side direction of this end cup assembly.
In one embodiment, two these oblique outlet passageways are that both sides from from the axis of this inlet channel to this end cup assembly tilt.
In one embodiment, this inlet structure comprises intake section, two branches and connecting portion, this intake section is connected to the centre of this connecting portion, these two branches are connected to the both sides of this connecting portion, this intake section offers this inlet channel, this connecting portion offers interface channel, and this branch offers this branched bottom, and this interface channel is communicated with this inlet channel and this branched bottom.
In one embodiment, this end cup assembly comprises end cup lid and bottom cup, and this end bowl cover is arranged on this end cup, and this flame projector is arranged on this end bowl cover, and this inlet structure is removably mounted on the side of this end cup.This end cup comprise connect successively primary air mixing unit, Venturi tube effect portion and gaseous mixture body, this primary air mixing unit offers this primary air hybrid chamber, this gaseous mixture body offers this end cup gaseous mixture body cavity, and this Venturi tube effect portion offers this two Venturi tube effect passages.This end bowl cover offers primary air import and mixed gas outlet, this primary air import and this mixed gas outlet interval, this primary air hybrid chamber of this primary air inlet communication, and this mixed gas outlet is communicated with this end cup gaseous mixture body cavity.
In one embodiment, this end cup assembly comprises gas distribution sheet, the distributary division that this gas distribution sheet comprises mount pad and is connected with this mount pad, this mount pad is fixed in this Venturi tube effect portion, and this distributary division to be positioned at above this end cup gaseous mixture body cavity and to be divided into two-way gas to flow out from this mixed gas outlet for being positioned at this end endoceliac mist of cup gaseous mixture.
In one embodiment, this burner comprises inner fire cover and outer fire cover, and this flame projector comprises outer shroud flame projector and inner ring flame projector.This outer shroud flame projector is around this inner ring flame projector, this inner fire cover lid is located on this inner ring flame projector, this inner fire cover and this inner ring flame projector jointly surround interior mist and arrive chamber, this inner ring flame projector offers inner ring mixed-gas channel, and this inner ring mixed-gas channel is communicated with this interior mist and arrives chamber and this mixed gas outlet.This outer fire cover lid is located on this outer shroud flame projector, and this outer fire cover and this outer shroud flame projector jointly surround outer mist and arrive chamber, and this outer mist arrives this mixed gas outlet of chamber.
In one embodiment, this end bowl cover offers inner ring air supply channel, and this inner ring air supply channel is positioned at the top in this Venturi tube effect portion, and this inner ring air supply channel is communicated with this mixed gas outlet and this inner ring mixed-gas channel.
In one embodiment, the base plate that this outer mist arrives chamber offers the first outer shroud air supply channel and the second outer shroud air supply channel, this the first outer shroud air supply channel and this second outer shroud air supply channel are communicated with this end cup gaseous mixture body cavity by this mixed gas outlet, and this first outer shroud air supply channel and this second outer shroud air supply channel interval are arranged.
A kind of gas appliance, comprises above-described burner.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the schematic perspective view of the burner of better embodiment of the present invention;
Fig. 2 is another schematic perspective view of the burner of better embodiment of the present invention;
Fig. 3 is the decomposing schematic representation of the burner of better embodiment of the present invention;
Fig. 4 is the another decomposing schematic representation of the burner of better embodiment of the present invention;
Fig. 5 is a decomposing schematic representation again of the burner of better embodiment of the present invention;
Fig. 6 is the floor map of the burner of better embodiment of the present invention;
Fig. 7 is the schematic cross-section of burner along VII-VII line of Fig. 6;
Fig. 8 is the schematic cross-section of burner along VIII-VIII line of Fig. 6;
Fig. 9 is the schematic cross-section of burner along IV-IV line of Fig. 6;
Figure 10 is the another floor map of the burner of better embodiment of the present invention;
Figure 11 is the schematic cross-section of burner along XI-XI line of Figure 10;
Figure 12 is the schematic perspective view of the gas appliance of better embodiment of the present invention; And
Figure 13 is the schematic cross-section of the gas appliance of better embodiment of the present invention.
Attached graph laplacian is as follows: burner-100, end cup assembly-102, flame projector-104, inner fire cover-106, outer fire cover-108, nozzle-110, end bowl cover-114, end cup-116, inlet structure-118, gas distribution sheet-120, first intake section-122, branch-124, connecting portion-126, inlet channel-128, interface channel-130, branched bottom-132, fabrication hole-134, plug-136, air inlet-138, gas outlet-140, installation sheet-142, installing hole-144, primary air mixing unit-146, Venturi tube effect portion-148, gaseous mixture body-150, primary air hybrid chamber-152, end cup gaseous mixture body cavity-154, horizontal Venturi pipe effect passage-156, oblique outlet passageway-157, installation portion-158, screw-160, primary air import-162, inner ring air supply channel-164, mixed gas outlet-166, mount pad-168, distributary division-170, blocking arm-172, first installing hole-174, outer shroud flame projector-176, inner ring flame projector-178, interior mist arrives chamber-180, inner ring mixed-gas channel-182, first end-184, second end-186, inner ring fire hole-188, outer mist arrives chamber-190, base plate-192, first outer shroud air supply channel-194, second outer shroud air supply channel-196, outer portion-198, middle ring portion-200, outer shroud fire hole-202, fire tank-204, dowel-206, first keeper-208, second keeper-210, primary air supplements passage-212, gap-214, opening-216, auxiliary air supplements passage-218, gas appliance-300, pan bracket-302, stove panel-304, knob-306, perforation-308, second installing hole-310, air inlet pipe-312.
Detailed description of the invention
Be described below in detail embodiments of the present invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it is to be appreciated that term " first ", " second " only for describing object, and can not be interpreted as that instruction or hint relative importance or hidden conjunction indicate the quantity of indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or hidden conjunction comprise one or more described features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrically connected or can intercom mutually; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or reference letter, this repetition is to simplify and clearly object, itself does not indicate discussed various embodiment and/or relation between setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the application of other techniques and/or the use of other materials.
Refer to Fig. 1 ~ Fig. 6, the burner 100 of better embodiment of the present invention comprises end cup assembly 102, flame projector 104, inner fire cover 106, outer fire cover 108, two nozzles 110.
Incorporated by reference to Fig. 2 ~ Fig. 5 and Figure 10, this end cup assembly 102 comprises end bowl cover 114, end cup 116, inlet structure 118 and gas distribution sheet 120.This end bowl cover 114 is arranged on this end cup 116, and such as end bowl cover 114 and end cup 116 are connected by riveted holes (not shown).
This inlet structure 118 is arranged on the side of this end cup 116.See Fig. 4 and Fig. 7, inlet structure 118 comprises intake section 122, two branches 124 and connecting portion 126.This first intake section 122 is connected to the centre of this connecting portion 126, and these two branches 124 are connected to the both sides of this connecting portion 126.
See Fig. 7, this first intake section 122 offers inlet channel 128, and this connecting portion 126 offers interface channel 130, and this branch 124 offers branched bottom 132, and this interface channel 130 is communicated with this inlet channel 128 and this branched bottom 132.Setting like this, makes two branched bottoms 132 be communicated with respectively in the both sides of this inlet channel 128.Interface channel 130 is processed by fabrication hole 134 (see Fig. 5) opening of one of them branch 124 side, and when burner 100 works, this fabrication hole 134 is by plug 136 shutoff.
This inlet channel 128 can be used for being connected with extraneous source of the gas, and this inlet channel 128 has air inlet 138.Each branched bottom 132 has gas outlet 140.One of them nozzle 110 is arranged on the gas outlet 140 of one of them branched bottom 132, and another one nozzle 110 is arranged on the gas outlet 140 of another one branched bottom 132.Combustion gas can enter inlet structure 118 from air inlet 138, is then divided into two parts combustion gas through interface channel 130, and the gas outlet 140 finally by branched bottom 132 sprays.
In present embodiment, this inlet structure 118 is removably mounted on the side of this end cup 116.Particularly, see Fig. 4, this inlet structure 118 comprises two installation sheets 142, and each installation sheet 142 is connected to the outside of an air inlet branch 124.Each installation sheet 142 offers two fixing installing holes 144.Screw can be utilized to be arranged on the side of end cup 116 by inlet structure 118 by installing hole 244.Setting like this, the modularization that can realize inlet structure 118 is installed, and makes the easy for installation of burner 100, improves the production efficiency of burner 100.
See Fig. 2, Fig. 5 and Figure 10, this end cup 116 comprise connect successively primary air mixing unit 146, Venturi tube effect portion 148 and gaseous mixture body 150.
This primary air mixing unit 146 offers primary air hybrid chamber 152, and this primary air hybrid chamber 152 is communicated with branched bottom 132 by gas outlet 140.
See Fig. 7, this gaseous mixture body 150 offers end cup gaseous mixture body cavity 154, this Venturi tube effect portion 148 offers spaced two horizontal Venturi pipe effect passages 156, and these two horizontal Venturi pipe effect passages 156 are between primary air hybrid chamber 152 and end cup gaseous mixture body cavity 154.These two horizontal Venturi pipe effect passages 156 are communicated with this primary air hybrid chamber 152 and this end cup gaseous mixture body cavity 154, and namely this end cup gaseous mixture body cavity 154 is communicated with this primary air hybrid chamber 152 by horizontal Venturi pipe effect passage 156.
Each horizontal Venturi pipe effect passage 156 is communicated with corresponding nozzle 110 by primary air hybrid chamber 152, enables air and the gas premixing of upper air inlet.Each Venturi tube effect passage 156 forms oblique outlet passageway 157 with corresponding nozzle 110, and this oblique outlet passageway 157 tilts relative to the axis L of this inlet channel 128, sees Fig. 7.In present embodiment, two these oblique outlet passageways 157 tilt from the axis L of this inlet channel 128 of two side direction of this end cup assembly 102.Setting like this, the two strands of mists sprayed from oblique outlet passageway 157 collide with each other in end cup gaseous mixture body cavity 154, mixing evenly, and then the burning of follow-up mist can be made more abundant, improve efficiency of combustion.In addition, the horizontal Venturi pipe effect passage 156 of inclination, structurally can realize air-flow smoothness, be convenient to depanning processing, improve the manufacturability of burner 100, and then reduce costs.
Be appreciated that in other embodiments, two these oblique outlet passageways 157 can tilt from the axis L of this inlet channel 128 to the both sides of this end cup assembly 102.Such benefit is, can separately after Liang Gedibei mixed gas chamber mixes with the mist of air from the combustion gas of two independent oblique outlet passageway ejections, the outer shroud flame projector supplying each one side of something respectively independent again, gas off-take is evenly distributed, gas pressure is evenly distributed, effect, length of flame uniformity is good, improves efficiency of combustion.
Incorporated by reference to Fig. 7, end cup gaseous mixture body cavity 154 is two chambeies of both sides, burner 100 center of strile-bacing of turning back from burner 100 periphery point both sides, and therefore, end cup gaseous mixture body cavity 154 is conducive to the dispersion of mist.
In present embodiment, see Fig. 4, this end cup 116 comprises two installation portions 158 being positioned at primary air mixing unit 146 both sides, these two installation portions 158 and two installation sheet 142 one_to_one corresponding.Each installation portion 158 offers two fixing screws 160.Screw can wear the installing hole 144 of installation sheet 142 and the screw 160 of installation portion 158 successively and is arranged on by inlet structure 118 on the side of end cup 116.
See Fig. 3, this end bowl cover 114 offers primary air import 162, inner ring air supply channel 164 and mixed gas outlet 166, and this primary air import 162 all and this inner ring air supply channel 164 and mixed gas outlet 166 interval.
This primary air import 162 is communicated with this primary air hybrid chamber 152, and therefore, primary air can enter primary air hybrid chamber 152 from primary air import 162 and enter horizontal Venturi pipe effect passage 156 carry out premix together with combustion gas.
This mixed gas outlet 166 is communicated with this end cup gaseous mixture body cavity 154.Therefore, the mist of the primary air and combustion gas that enter end cup gaseous mixture body cavity 154 from horizontal Venturi pipe effect passage 156 can from mixed gas outlet 166 to flame projector 104 outgoing.
See Figure 11, this inner ring air supply channel 164 is positioned at the top in this Venturi tube effect portion 148.This inner ring air supply channel 164 is communicated with this mixed gas outlet 166, from the mist of this mixed gas outlet 166 outgoing can branching part to this inner ring air supply channel 164.
See Fig. 4, the distributary division 170 that this gas distribution sheet 120 comprises mount pad 168 and is connected with this mount pad 168, this mount pad 168 is fixed in this Venturi tube effect portion 148, and such as this mount pad 168 is fixed in Venturi tube effect portion 148 by screw.This distributary division 170 to be positioned at above this end cup gaseous mixture body cavity 154 and to flow out from this mixed gas outlet 166 for the mist being positioned at this end cup gaseous mixture body cavity 154 is divided into two-way gas.
Particularly, this distributary division 170 comprises two blocking arms 172, and these two blocking arms 172 are connected to the both sides of this mount pad 168.Mount pad 168 is tabular and is horizontally disposed with.Blocking arm 172 to be inclined upwardly connection relative to mount pad, and the distance of two blocking arms 172 increases gradually along the direction away from mount pad 168.Setting like this, can realize shunting from the left and right of the mist of end cup gaseous mixture body cavity 154 outgoing, avoids entering flame projector 104 directly, causes combustion gas skewness, the problem that flame is uneven.
See Fig. 3 and Fig. 8, end cup 116 also offers the first installing hole 174.First installing hole 174 and primary air hybrid chamber 152 and cup gaseous mixture body cavity 154 interval, the end are arranged.When burner 100 is mounted to gas appliance, end cup assembly 102 is fixed to gas appliance by this first installing hole 174 by fixture.
See Fig. 4 and Figure 11, this flame projector 104 comprises outer shroud flame projector 176 and inner ring flame projector 178.This outer shroud flame projector 176 is around this inner ring flame projector 178.
This inner fire cover 106 lid is located on this inner ring flame projector 178, this inner fire cover 106 jointly surrounds interior mist with this inner ring flame projector 178 and arrives chamber 180, this inner ring flame projector 178 offers inner ring mixed-gas channel 182, and this inner ring mixed-gas channel 182 is communicated with this interior mist and arrives chamber 180, this inner ring air supply channel 164 and this mixed gas outlet 166.Therefore, can from a part of mist of end cup gaseous mixture body cavity 154 outgoing enter interior mist arrive chamber 180 through mixed gas outlet 166, inner ring air supply channel 164, inner ring mixed-gas channel 182 successively.
Particularly, see Figure 11, the second end 186 that inner ring flame projector 178 comprises first end 184 and is connected with this first end 184.This inner fire cover 106 lid is located on this first end 184.Inner ring flame projector 179 offers inner ring fire hole 188 along the periphery of its first end 184.Inner ring fire hole 188 and interior mist arrive chamber 180 and are communicated with, and mist is entered after interior mist arrives chamber 180 and outwards sprayed by inner ring fire hole 188, ring fire in burning is formed.
See Fig. 3 and Figure 11, this outer fire cover 108 lid is located on this outer shroud flame projector 176, and this outer fire cover 108 jointly surrounds outer mist with this outer shroud flame projector 176 and arrives chamber 190, and this outer mist arrives chamber 190 and is communicated with this mixed gas outlet 166.Therefore, this end cup gaseous mixture body cavity 154 arrives chamber 190 by mixed gas outlet 166 and outer mist and is communicated with.
Particularly, incorporated by reference to Fig. 4, Fig. 5 and Fig. 9, the base plate 192 that this outer mist arrives chamber 190 offers the first outer shroud air supply channel 194 and the second outer shroud air supply channel 196, this the first outer shroud air supply channel 194 and this second outer shroud air supply channel 196 are communicated with this end cup gaseous mixture body cavity 154 by this mixed gas outlet 166, and this first outer shroud air supply channel 194 and this second outer shroud air supply channel 196 interval are arranged.Therefore, two-way mist Zhong mono-road mist enters through the first outer shroud air supply channel 194 side that outer mist arrives chamber 190, another road mist in two-way mist enters through the second outer shroud air supply channel 196 opposite side that outer mist arrives chamber 190, enable mist be dispersed to outer mist quickly and evenly and arrive chamber 190, ensure that the uniformity of outer ring fire.
See Fig. 4, this outer shroud flame projector 176 comprises spaced outer portion 198 and middle ring portion 200.Base plate 192 connects outer portion 198 and middle ring portion 200.In this, ring portion 200 is between this inner ring flame projector 178 and this outer portion 198.This outer portion 198 offers mist outer with this along its periphery and arrives the outer shroud fire hole 202 that chamber 190 is communicated with.Middle ring portion 200 along its periphery offer mist outer with this arrive chamber 190 be communicated with in ring fire hole (not shown).
Mist in end cup gaseous mixture body cavity 154 enters outer mist arrive chamber 190 through mixed gas outlet 166, first and second outer shroud air supply channel 194,196, then outwards sprays burning respectively from outer shroud fire hole 202 and middle ring fire hole and forms outer ring fire and middle ring fire.Therefore, the flame projector 104 of present embodiment can provide three ring fires, achieves many rings burner with high efficiency 100 of outer ring fire, middle ring fire, interior ring fire.Be appreciated that as burner 100 only need two ring fires time, can arrange flexibly, as do not arranged fire hole in middle ring portion 200.
See Fig. 4, further, outer shroud flame projector 176 also offers fire tank 204, and fire tank 204 runs through outer portion 198 and middle ring portion 200.Fire tank 204 and the first outer shroud air supply channel 194 and the second outer shroud air supply channel 196 distribute successively along outer shroud flame projector 176 circumference.Fire tank 204 is for guiding to outer shroud flame projector 176 by flame from inner ring flame projector 178.
See Fig. 3 and Fig. 5, flame projector 104 also comprises dowel 206, and this dowel 206 connects this inner ring flame projector 178 and this outer shroud flame projector 176.In present embodiment, the quantity of dowel 206 is two, two dowel 206 compartment of terrains connect inner ring flame projector 178 and outer shroud flame projector 176, and the ignition electrode of igniter and thermocouple (not shown) can be located in the space between two dowels respectively.Dowel 206 achieves the integrated formed structure of flame projector 104, and then improves assembling, the production efficiency of flame projector 104.
In order to flame projector 104 and the assembling of end cup assembly 102, as Fig. 3, this end bowl cover 114 comprises the first keeper 208 towards this inner ring flame projector 178.See Fig. 5, the end face of the second end 186 of this inner ring flame projector 178 is relative with this end cup assembly 102 and be provided with the second keeper 210, and this first keeper 208 cooperatively interacts with this second keeper 210 and is positioned on this end bowl cover 114 by this flame projector 104.
Particularly, in present embodiment, the first keeper 208 is for offering the groove on end bowl cover 114, and this groove is aimed at inner ring mixed-gas channel 182.Second keeper 210 is for being arranged on two convex tendons on the end face of the second end 186, and convex tendon stretches in groove to locate the position of flame projector 104 relative to end cup assembly 102.
In addition, see Fig. 1, be formed with primary air and supplement passage 212 between this primary air mixing unit 146 and this flame projector 104, this primary air is supplemented passage 212 and is communicated with this primary air hybrid chamber 152 by this primary air import 162.Therefore, primary air can supplement passage 212 from primary air and primary air import 162 enters primary air hybrid chamber 152, then together enters after Venturi tube effect passage 156 carries out premix at primary air hybrid chamber 152 with combustion gas and arrives end cup gaseous mixture body cavity 154.
Further, in order to supplement more air to middle ring fire and interior ring fire, incorporated by reference to Fig. 1, between this outer shroud flame projector 176 and this end bowl cover 114, gap 214 is formed with.See Fig. 3, this flame projector 104 offers the opening 216 between this outer shroud flame projector 176 and inner ring flame projector 178, and forming auxiliary air supplements passage 218 jointly for this gap 214 and this opening 216.In present embodiment, this opening 216 is the space between two dowels 206.
Part auxiliary air can supplement via auxiliary air the flame root that passage 218 enters into ring fire hole and inner ring fire hole 188, and another part auxiliary air is the flame root being directly provided to middle ring fire hole and inner ring fire hole 188 by outside.And the auxiliary air of outer ring fire supplements passage is directly provided to outer shroud fire hole 202 flame root by outside.
See Fig. 3 and Fig. 7, during work, combustion gas enters inlet channel 128 through the air inlet 138 of inlet channel 128, and combustion gas is ejected to primary air hybrid chamber 152 through two nozzles 110.
Combustion gas in primary air hybrid chamber 152 and the common mistake of primary air enter to enter in two horizontal Venturi pipe effect passages 156 and are mixed to form mist, and mist enters outer shroud flame projector 176 and inner ring air supply channel 164 through mixed gas outlet 166 and first and second outer shroud air supply channel 194,196 after arriving end cup gaseous mixture body cavity 154 more respectively.The mist entering outer shroud flame projector 176 enters outer mist and arrives chamber 190, forms outer ring fire finally by being sprayed burning by outer shroud fire hole 202, and ring fire in being formed via the ejection of middle ring fire hole.
The mist entering inner ring air supply channel 164 enters interior mist through inner ring mixed-gas channel 182 and arrives chamber 180, enters inner ring flame projector 178, forms interior ring fire finally by being sprayed burning by inner ring fire hole 188.
In sum, in said burner 100, combustion gas can enter burner 100 by the air inlet 138 of inlet channel 128, and the oblique outlet passageway 157 then formed via nozzle 110 and Venturi tube effect passage 156 is injected into end cup gas mixing chamber 154.Therefore, said burner 100 can realize the air feed of single source of the gas to diclinic outlet passageway 157, and then realizes increasing nozzle when not increasing source of the gas interface channel, increasing power, improves the thermal efficiency of burner 100.
Please refer to the drawing 12 and Figure 13, the gas appliance 300 of better embodiment of the present invention comprises the burner 100 of above embodiment, pan bracket 302, stove panel 304 and knob 306.In present embodiment, gas appliance 300 is gas-cooker.
Pan bracket 302 is arranged on stove panel 304.Stove panel 304 offers perforation 308 and the second installing hole 310, and burner 100 wears perforation 308.First installing hole of burner 100 aims at the second installing hole 310, can utilize fixture, as burner 100 is fixed in perforation 308 through the second installing hole 310 and the first installing hole by screw.Inlet channel 128 connects the air inlet pipe 312 of gas appliance.
Knob 306 is arranged on stove panel 304, and knob 306 is for the igniting of control combustion device 100, closedown and gas flow.
In above-mentioned gas appliance 300, owing to having the burner 100 of above embodiment, the air feed of single source of the gas to diclinic nozzle can be realized, and then realize increasing nozzle when not increasing source of the gas interface channel, increasing power, improve the thermal efficiency of burning appliance.
Be appreciated that in other embodiments, gas appliance can be other gas appliances such as large baking box, this large baking box comprises the burner 100 of above embodiment.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " exemplary embodiment ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with described embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the present invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (10)
1. a burner, comprises end cup assembly and flame projector, and this flame projector is arranged on this end cup assembly, it is characterized in that;
This end cup assembly comprises inlet structure, this inlet structure offers inlet channel and two branched bottoms, and these two branched bottoms are communicated with the both sides at this inlet channel respectively, and this inlet channel has air inlet, each branched bottom has gas outlet, and this gas outlet is provided with nozzle;
This end cup assembly offers primary air hybrid chamber, two Venturi tube effect passages and end cup gaseous mixture body cavity, and this end cup gaseous mixture body cavity is communicated with this primary air hybrid chamber by these two Venturi tube effect passages;
Each Venturi tube effect passage is communicated with corresponding nozzle by this primary air hybrid chamber, and this each Venturi tube effect passage forms oblique outlet passageway with corresponding nozzle, and this oblique outlet passageway tilts relative to the axis of this inlet channel.
2. burner as claimed in claim 1, it is characterized in that, two these oblique outlet passageways tilt from the axis of two these inlet channels of side direction of this end cup assembly.
3. burner as claimed in claim 1, is characterized in that, two these oblique outlet passageways are that the both sides from the axis of this inlet channel to this end cup assembly tilt.
4. burner as claimed in claim 1, it is characterized in that, this inlet structure comprises intake section, two branches and connecting portion, this intake section is connected to the centre of this connecting portion, these two branches are connected to the both sides of this connecting portion, and this intake section offers this inlet channel, and this connecting portion offers interface channel, this branch offers this branched bottom, and this interface channel is communicated with this inlet channel and this branched bottom.
5. burner as claimed in claim 4, it is characterized in that, this end cup assembly comprises end cup lid and bottom cup, and this end bowl cover is arranged on this end cup, this flame projector is arranged on this end bowl cover, and this inlet structure is removably mounted on the side of this end cup;
This end cup comprise connect successively primary air mixing unit, Venturi tube effect portion and gaseous mixture body, this primary air mixing unit offers this primary air hybrid chamber, this gaseous mixture body offers this end cup gaseous mixture body cavity, and this Venturi tube effect portion offers this two Venturi tube effect passages;
This end bowl cover offers primary air import and mixed gas outlet, this primary air import and this mixed gas outlet interval, this primary air hybrid chamber of this primary air inlet communication, and this mixed gas outlet is communicated with this end cup gaseous mixture body cavity.
6. burner as claimed in claim 5, it is characterized in that, this end cup assembly comprises gas distribution sheet, the distributary division that this gas distribution sheet comprises mount pad and is connected with this mount pad, this mount pad is fixed in this Venturi tube effect portion, and this distributary division to be positioned at above this end cup gaseous mixture body cavity and to be divided into two-way gas to flow out from this mixed gas outlet for being positioned at this end endoceliac mist of cup gaseous mixture.
7. burner as claimed in claim 5, it is characterized in that, this burner comprises inner fire cover and outer fire cover, and this flame projector comprises outer shroud flame projector and inner ring flame projector;
This outer shroud flame projector is around this inner ring flame projector, this inner fire cover lid is located on this inner ring flame projector, this inner fire cover and this inner ring flame projector jointly surround interior mist and arrive chamber, this inner ring flame projector offers inner ring mixed-gas channel, and this inner ring mixed-gas channel is communicated with this interior mist and arrives chamber and this mixed gas outlet;
This outer fire cover lid is located on this outer shroud flame projector, and this outer fire cover and this outer shroud flame projector jointly surround outer mist and arrive chamber, and this outer mist arrives this mixed gas outlet of chamber.
8. burner as claimed in claim 7, it is characterized in that, this end bowl cover offers inner ring air supply channel, and this inner ring air supply channel is positioned at the top in this Venturi tube effect portion, and this inner ring air supply channel is communicated with this mixed gas outlet and this inner ring mixed-gas channel.
9. burner as claimed in claim 7, it is characterized in that, the base plate that this outer mist arrives chamber offers the first outer shroud air supply channel and the second outer shroud air supply channel, this the first outer shroud air supply channel and this second outer shroud air supply channel are communicated with this end cup gaseous mixture body cavity by this mixed gas outlet, and this first outer shroud air supply channel and this second outer shroud air supply channel interval are arranged.
10. a gas appliance, is characterized in that, comprises the burner as described in any one of claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510110140.9A CN104713083B (en) | 2015-03-12 | 2015-03-12 | Burner and gas appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510110140.9A CN104713083B (en) | 2015-03-12 | 2015-03-12 | Burner and gas appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104713083A true CN104713083A (en) | 2015-06-17 |
| CN104713083B CN104713083B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510110140.9A Active CN104713083B (en) | 2015-03-12 | 2015-03-12 | Burner and gas appliance |
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| Country | Link |
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| CN (1) | CN104713083B (en) |
Cited By (9)
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| CN107514635A (en) * | 2016-12-28 | 2017-12-26 | 中山古奇诺智能厨房有限公司 | A kind of upper inlet gas range burner |
| WO2018166067A1 (en) * | 2017-03-15 | 2018-09-20 | 广东美的厨房电器制造有限公司 | Burner and gas hob |
| CN109000234A (en) * | 2018-09-04 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner and gas cooker |
| CN109000235A (en) * | 2018-09-04 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner |
| CN109000239A (en) * | 2018-09-04 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner |
| CN109000231A (en) * | 2018-09-04 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner and gas cooker |
| CN109000247A (en) * | 2018-09-04 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Bottom cup and burner and gas cooker |
| WO2020047917A1 (en) * | 2018-09-04 | 2020-03-12 | 佛山市顺德区美的洗涤电器制造有限公司 | Bottom cup, burner, and gas cooker |
| CN113280338A (en) * | 2021-06-01 | 2021-08-20 | 浙江莫尼电气有限公司 | Upper air inlet burner |
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| CN109000247B (en) * | 2018-09-04 | 2023-09-12 | 佛山市顺德区美的洗涤电器制造有限公司 | Bottom cup, burner and gas cooker |
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| CN113280338A (en) * | 2021-06-01 | 2021-08-20 | 浙江莫尼电气有限公司 | Upper air inlet burner |
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|---|---|
| CN104713083B (en) | 2017-05-03 |
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