CN109000231A - Burner and gas cooker - Google Patents

Burner and gas cooker Download PDF

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Publication number
CN109000231A
CN109000231A CN201811025733.5A CN201811025733A CN109000231A CN 109000231 A CN109000231 A CN 109000231A CN 201811025733 A CN201811025733 A CN 201811025733A CN 109000231 A CN109000231 A CN 109000231A
Authority
CN
China
Prior art keywords
burner
inner ring
bottom cup
ring cavity
mixing chamber
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.)
Granted
Application number
CN201811025733.5A
Other languages
Chinese (zh)
Other versions
CN109000231B (en
Inventor
林梦
施国生
孙明雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Original Assignee
Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd filed Critical Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Priority to CN201811025733.5A priority Critical patent/CN109000231B/en
Publication of CN109000231A publication Critical patent/CN109000231A/en
Application granted granted Critical
Publication of CN109000231B publication Critical patent/CN109000231B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/48Nozzles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/62Mixing devices; Mixing tubes
    • F23D14/64Mixing devices; Mixing tubes with injectors

Abstract

The invention discloses a kind of burner and gas cookers, burner includes flame projector and bottom cup, flame projector is installed on the cup of bottom, the fire hole that flame projector is formed with combustion gas mixing chamber and is connected to combustion gas mixing chamber, flame projector includes outer ring cavity and inner ring cavity, outer ring cavity interval surrounds inner ring cavity, and combustion gas mixing chamber includes the outer combustion gas mixing chamber for being formed in outer ring cavity and the interior combustion gas mixing chamber for being formed in inner ring cavity, and burner offers the first secondary-air passage in the middle part of inner ring cavity.In burner and gas cooker of the invention, the inner ring cavity and outer ring cavity of flame projector are respectively formed the interior ring flame and outer ring flame of burner, air needed for the first secondary-air passage is set in the middle part of interior ring cavity body can supplementing inner ring flame combustion, so that inner ring fuel gas buring is abundant, do not allow to be also easy to produce flue gas and pernicious gas, be conducive to improve the thermal efficiency of burner, user experience is more preferably.

Description

Burner and gas cooker
Technical field
The present invention relates to cooking apparatus technical field more particularly to a kind of burner and gas cookers.
Background technique
In the related technology, burner generallys use polycyclic flame and is heated, in this way, can increase heating surface (area) (HS, realizes Quickly heating.However in the burner with polycyclic flame, interior ring flame is located at burner centre, it is not easy to supplement combustion gas combustion Auxiliary air needed for burning is easy to generate flue gas and pernicious gas so that inner ring fuel gas buring is insufficient, and is unfavorable for improving combustion The thermal efficiency of burner.
Summary of the invention
The present invention provides a kind of burner and gas cooker.
The burner of embodiment of the present invention, including flame projector and bottom cup, the flame projector are installed on the bottom cup, institute State the fire hole that flame projector is formed with combustion gas mixing chamber and is connected to the combustion gas mixing chamber, the flame projector include outer ring cavity and Inner ring cavity, outer ring cavity interval surround the inner ring cavity, and the combustion gas mixing chamber includes being formed in the outer ring cavity The outer combustion gas mixing chamber of body and the interior combustion gas mixing chamber for being formed in the inner ring cavity, the burner are offered through described interior The first secondary-air passage in the middle part of ring cavity body.
In said burner, the inner ring cavity and outer ring cavity of flame projector are respectively formed the interior ring flame and outer ring of burner Flame, air needed in the middle part of interior ring cavity body the first secondary-air passage is set can supplementing inner ring flame combustion, so that interior Ring fuel gas buring is abundant, it is not easy to generate flue gas and pernicious gas, be conducive to the thermal efficiency for improving burner, user experience is more It is good.
In some embodiments, the injection channel with Venturi effect, the outer combustion gas are formed in the bottom cup Mixing chamber and the interior combustion gas mixing chamber are supplied by the injection channel.
In some embodiments, the upper surface of bottom cup, which offers, is connected to two of injection channel outlet side Outer ring gas outlet and two inner ring gas outlets, described two outer ring gas outlets interval, described two inner ring gas outlets interval are located at The upper surface position of bottom cup between described two inner ring gas outlets offers second secondary air duct, and the described 2nd 2 Secondary air duct is connected to first secondary-air passage.
In some embodiments, the upper surface of the bottom cup is formed with first positioned at the second secondary air duct Location structure is formed with the second location structure, first location structure and described second among the bottom of the inner ring cavity One of them in location structure offers locating slot, another shape of first location structure and second location structure At there is locating piece, the locating piece is inserted into the locating slot.
In some embodiments, the shape of the locating piece is consistent with the shape of the locating slot, the locating piece In the different plate of thickness.
In some embodiments, the flame projector includes two for connecting the outer ring cavity and the inner ring cavity One interconnecting piece, each first connecting portion offer flame projector interface channel, and the flame projector interface channel connection is described outer Ring gas outlet, the inner ring gas outlet and the combustion gas mixing chamber, the locating piece or the locating slot are located at described two the Between one interconnecting piece.
In some embodiments, the flame projector includes connecting the outer ring cavity and the second of the inner ring cavity to connect Socket part, the flame projector includes the guide face positioned at the bottom surface of the second connecting portion and the bottom surface of the inner ring cavity, described From the outside of the flame projector, internally direction is ramped up to first secondary-air passage guide face.
In some embodiments, the flame projector has the first center, and bottom cup has the second center, and described first Center and second center eccentric setting.
In some embodiments, the bottom cup includes:
Bottom cup lid body, the bottom cup lid body include roof and the first mounting wall, and the roof offers gas outlet, and described One mounting wall projection is installed on the roof in the roof, the flame projector, and the gas outlet is connected to the combustion gas mixing Chamber and the injection channel;
Bottom cup holder body, the bottom cup lid body are installed on the bottom cup holder body, and the bottom cup holder body includes bottom wall and the second peace Wall is filled, in the bottom wall, the roof and the bottom wall are opposite for the second mounting wall projection, the bottom wall and second peace Dress wall has been collectively formed mounting groove, first mounting wall be at least partially embedded the mounting groove and with second mounting wall At least partly overlapping engagement.
The gas cooker of embodiment of the present invention includes burner described in any of the above-described embodiment.
In above-mentioned gas cooker, the inner ring cavity and outer ring cavity of flame projector are respectively formed the interior ring flame of burner and outer Ring flame, air needed in the middle part of interior ring cavity body the first secondary-air passage is set can supplementing inner ring flame combustion, so that Inner ring fuel gas buring is abundant, it is not easy to generate flue gas and pernicious gas, be conducive to the thermal efficiency for improving burner.
The additional aspect and advantage of the embodiment of the present invention will be set forth in part in the description, and will partially retouch from following Become obvious in stating, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:
Fig. 1 is the stereoscopic schematic diagram of the burner of embodiment of the present invention;
Fig. 2 is the bottom view of the burner of embodiment of the present invention;
Fig. 3 is the front view of the burner of embodiment of the present invention;
Fig. 4 is the side view of the burner of embodiment of the present invention;
Fig. 5 is the top view of the burner of embodiment of the present invention;
Fig. 6 is the perspective exploded view of the burner of embodiment of the present invention;
Fig. 7 is the diagrammatic cross-section of the burner of embodiment of the present invention;
Fig. 8 is another diagrammatic cross-section of the burner of embodiment of the present invention;
Fig. 9 is the another diagrammatic cross-section of the burner of embodiment of the present invention;
Figure 10 is that the burner of embodiment of the present invention removes the top view of fire cover;
Figure 11 is the stereoscopic schematic diagram of the bottom cup and nozzle carrier of the burner of embodiment of the present invention;
Figure 12 is the decomposition diagram of the bottom cup and nozzle carrier of the burner of embodiment of the present invention;
Figure 13 is another decomposition diagram of the bottom cup and nozzle carrier of the burner of embodiment of the present invention;
Figure 14 is the stereoscopic schematic diagram of bottom the cup holder body and nozzle carrier of the burner of embodiment of the present invention;
Figure 15 is the bottom cup holder body of the burner of embodiment of the present invention and another stereoscopic schematic diagram of nozzle carrier;
Figure 16 is the stereoscopic schematic diagram of the bottom cup lid body of the burner of embodiment of the present invention;
Figure 17 is another stereoscopic schematic diagram of the bottom cup lid body of the burner of embodiment of the present invention;
Figure 18 is the another stereoscopic schematic diagram of the bottom cup lid body of the burner of embodiment of the present invention;
Figure 19 is the stereoscopic schematic diagram of the bottom cup holder body of the burner of embodiment of the present invention;
Figure 20 is another stereoscopic schematic diagram of the bottom cup holder body of the burner of embodiment of the present invention;
Figure 21 is the another stereoscopic schematic diagram of the bottom cup holder body of the burner of embodiment of the present invention;
Figure 22 is the stereoscopic schematic diagram of the nozzle carrier of the burner of embodiment of the present invention;
Figure 23 is the another stereoscopic schematic diagram of the nozzle carrier of the burner of embodiment of the present invention;
Figure 24 is the stereoscopic schematic diagram of the flame projector of the burner of embodiment of the present invention;
Figure 25 is the enlarged diagram of the part flame projector I of the burner of Figure 24;
Figure 26 is another stereoscopic schematic diagram of the flame projector of the burner of embodiment of the present invention;
Main element symbol description:
Burner 100;
Bottom cup 10, injection channel 101, interface channel 102, the first interface channel 1021, the first sub- interface channel 10211, The sub- interface channel 10221 of second sub- interface channel 10212, the second interface channel 1022, third, the 4th sub- interface channel 10222, First mounting hole 103, bottom cup lid body 11, the first joint surface 110, first passage joint surface 1101, first connect joint surface 1102, Second location hole 1103, roof 111, top surface 1110, the first mounting wall 112, first passage portion 113, the first groove 1131, outlet Mouthfuls 114, outer ring gas outlet 1141, inner ring gas outlet 1142, the first outer ring gas outlet 1143, the second outer ring gas outlet 1144, the One inner ring gas outlet 1145, the second inner ring gas outlet 1146, the first secondary-air passage 115, the first location structure 1151, lid Link slot 116, bottom cup holder body 12, fixation hole 1201, bottom wall 121, the second joint surface 1210, second connection joint surface 12101, the Two channels joint surface 12102, third connect joint surface 12103, bottom wall link slot 1211, the second mounting wall 122, second channel portion 123, the second groove 1231, the first mounting groove 124, primary air cavity 13, primary air chamber 131, cavity through-hole 132, annular Part 133, opening 1331, first positioning hole 1332, cavity body 134, positioning column 1341, the support of the second location structure 135, first Plate 1351, the second support plate 1352, the second mounting hole 1353;
Nozzle carrier 20, intake section 21, the first positioning surface 210, first passage 211, second channel 212, the first air inlet pipe 213, the second air inlet pipe 214, baffle 22, third location structure 23, mounting plate 24, the second positioning surface 241, the second mounting groove 242;
Flame projector 30, side wall 301, fiery slot 302, pressure-releasing chamber 303, pressure relief opening 3031, combustion gas mixing chamber 31, outer combustion gas mixing Chamber 311, interior combustion gas mixing chamber 312, fire hole 32, outer ring fire hole 321, inner ring fire hole 322, outer ring cavity 33, inner ring cavity 34, Two secondary-air passages 341, the 4th location structure 342, locating slot 343, locating piece 344, first connecting portion 35, flame projector connection Channel 351, second connecting portion 36, guide face 37, baffle 38, joint 381, mixed-gas channel 39;
Fire cover 40, external ring fire cover 41, interior ring fire cover 42, interior ring fire cover through-hole 421.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic. " first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.? In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected or can mutually communicate;It can be directly connected, it can also be by between intermediary It connects connected, can be the connection inside two elements or the interaction relationship of two elements.For the ordinary skill of this field For personnel, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower" may include that the first and second features directly contact, also may include the first and second features be not direct contact but Pass through the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " Fisrt feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First Feature is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Only indicate that first feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.For letter Change disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and It is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter, this Kind repetition is for purposes of simplicity and clarity, itself not indicate the relationship between discussed various embodiments and/or setting. In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art will be appreciated that To the application of other techniques and/or the use of other materials.
It should be pointed out that " first " of the invention, " second " ... wait the number of institute's band before elements or component, it is by extraction The sequence of these elements and number, it is intended to these elements and other elements are nominally being made into additional symbols, it is thereby possible to can go out Existing claims draw the sequence for the element that the sequence and specification of some element, especially specific embodiment are drawn not Together.In this case, it for convenience of understanding, can be specifically noted in specific embodiment.
Fig. 1-Figure 26 is please referred to, the burner 100 of embodiment of the present invention includes bottom cup 10, nozzle carrier 20, flame projector 30 With fire cover 40.The setting of flame projector 30 is on bottom cup 10.Bottom cup 10 is provided with primary air cavity 13, and nozzle carrier 20 is installed on once The side of air cavity 13.Burner 100 can be applied to the gas cooker (not shown go out) of embodiment of the present invention.
Fig. 1-Figure 11 is please referred to, bottom cup 10 includes bottom cup lid body 11 and bottom cup holder body 12.Bottom cup 10 is provided with primary air Cavity 13.Bottom cup lid body 11 is installed on bottom cup holder body 12, such as bottom cup lid body 11 and bottom cup holder body 12 are riveting.In order to increase one Secondary air cavity 13,13 projection of primary air cavity is in the side of at least one of bottom cup lid body 11 and bottom cup holder body 12.
Incorporated by reference to Fig. 6-Figure 12, the injection channel 101 with venturi (Venturi) effect is offered in bottom cup 10.Bottom Interface channel 102 (as shown in Figure 7) is offered in cup 10.Interface channel 102 has the function of guiding to combustion gas.Interface channel 102 include the first interface channel 1021 and the second interface channel 1022 (as shown in figure 12).The connection of first interface channel 1021 is drawn Penetrate channel 101 and the second interface channel 1022.The arc-shaped bottom surface of first interface channel 1021, the first interface channel 1021 and injection The outlet side cambered surface in channel 101 connects, and can reduce the resistance that air-flow flows in the first interface channel 1021 in this way.In order to guarantee By the flow velocity for the air-flow that interface channel 102 flows out, the first interface channel 1021 can be made along air current flow direction in tapered variation.Separately Outside, the first mounting hole 103 (as shown in figure 11) through bottom cup 10 can be opened up along the thickness direction of bottom cup 10.First mounting hole 103 can be used for installing thermocouple (not shown go out) and ignition electrode (not shown out).It is appreciated that in order to reduce the resistance of air-flow flowing Power can be such that the first interface channel 1021 connect with the outlet side arc in injection channel 101.It is opened in the bottom cup of embodiment of the present invention Equipped with single injection channel 101.In the example in figure 7, injection channel 101 is essentially horizontally to arrange.
Incorporated by reference to Fig. 5 and Fig. 7, at least one of bottom cup lid body 11 and bottom cup holder body 12 have the first center x (in Fig. 7 Dotted line m1 be the first center x where central axes).Primary air cavity 13 has the second center y, and (the dotted line m2 in Fig. 7 is Central axes where second center y).First center x and the second center y eccentric setting.
Specifically, in the example of fig. 4, the flat shape of bottom cup lid body 11 and bottom cup holder body 12 is in regular shape, primary empty The flat shape of air cavity 13 is in regular shape.For example, the flat shape of bottom cup lid body 11 and bottom cup holder body 12 is arc-shaped, the One center x is the center of circle of the circle where the plane of bottom cup holder body 12, and the flat shape of primary air cavity 13 is arc-shaped, second Center y is the center of circle of the circle where the plane of primary air cavity 13.
It is appreciated that in other embodiments, the flat shape of bottom cup 10 can be square, the first center x is bottom cup Rectangular cornerwise intersection point where 10 plane, the flat shape of primary air cavity 13 can be square, the second center y For rectangular cornerwise intersection point where the plane of primary air cavity 13.In this way, being on the one hand capable of increasing primary air chamber Body 13 guarantees the air inflow of primary air;On the other hand, it is also beneficial to increase injection channel 101, enables combustion gas and air It is sufficiently mixed in injection channel 101, and then is conducive to improve the efficiency of combustion of burner 100.Certainly, in other embodiment party In formula, it will be understood that bottom cup lid body 11, bottom cup holder body 12 and primary air cavity 13 can also in other rule shape (such as Ellipse etc.).
Incorporated by reference to Figure 16-Figure 18, bottom cup lid body 11 includes roof 111, the first mounting wall 112 and first passage portion 113.Bottom Cup lid body 11 is formed with the first joint surface 110.Bottom cup lid body 11 offers lid link slot 116.Lid link slot 116 is located at the Between one channel part 113 and the first mounting wall 112.
Roof 111 offers gas outlet 114.Injection channel 101 is connected to gas outlet 114 by interface channel 102.In this way by The gaseous mixture of combustion gas and air that 101 injection of injection channel goes out can be supplied to flame projector 30 by gas outlet 114 for burning.
Incorporated by reference to Figure 11, in order to make burner 100 be capable of forming polycyclic flame, gas outlet 114 includes outer ring gas outlet 1141 and inner ring gas outlet 1142.The outlet side and outer ring gas outlet 1141 in the first interface channel 1021 connection injection channel 101. In order to increase the outlet area of outer ring gas outlet 1141 and guarantee the uniformity of outlet, outer ring gas outlet 1141 is arranged arc-shaped Shape, for example, it is arc-shaped, and the center of the circle where outer ring gas outlet 1141 is Chong Die with the second center y of primary air cavity 13.Separately Outside, outer ring gas outlet 1141 and inner ring gas outlet 1142 are protruded by the top surface 1110 of roof 111 respectively.
Incorporated by reference to Figure 16, in order to keep the outlet of outer ring gas outlet 1141 more uniform, outer ring gas outlet 1141 includes interval The the first outer ring gas outlet 1143 and the second outer ring gas outlet 1144 being arranged.First interface channel 1021 includes that the first son connection is logical Road 10211 and the second sub- interface channel 10212.First sub- interface channel 10211 and the second sub- interface channel 10212 are separately connected In the outlet side two sides in injection channel 101.First sub- interface channel 10211 is connected to the first outer ring gas outlet 1143 and injection channel 101.Second sub- interface channel 10212 is connected to the second outer ring gas outlet 1144 and injection channel 101.Wherein, the first son connection is logical Road 10211 and the second sub- interface channel 10212 can be arc-shaped, and can connect the first sub- interface channel 10211 and the second son Connection road 10212 is arranged to symmetrical about the central axis in the injection channel 101 of bottom cup 10.In order to reduce the resistance of air-flow flowing Power can be such that the first sub- interface channel 10211 connect with the outlet side cambered surface in injection channel 101, and make the second sub- interface channel 10212 connect with the outlet side cambered surface in injection channel 101.
In order to keep the outlet of inner ring gas outlet 1142 more uniform, inner ring gas outlet 1142 includes in spaced first Ring gas outlet 1145 and the second inner ring gas outlet 1146.Second interface channel 1022 includes the sub- interface channel 10221 of third and the Four sub- interface channels 10222.The sub- interface channel 10221 of third is connected to the first sub- interface channel 10211 and the first inner ring gas outlet 1145.4th sub- interface channel 10222 is connected to the second sub- interface channel 10212 and the second inner ring gas outlet 1146.Positioned at first It is logical that the surface portion of roof 111 between inner ring gas outlet 1145 and the second inner ring gas outlet 1146 is formed with the first auxiliary air Road 115 (as shown in Figure 6).At this moment, the sub- interface channel 10221 of third is connected to the channel that the first sub- interface channel 10211 is constituted The channel that the second sub- interface channel 10212 is constituted is connected to the 4th sub- interface channel 10222 not to be connected to, and is located at first The two sides of secondary-air passage 115.Auxiliary air air inlet area is increased in this way, and outside air can be secondary well into first In air duct 115, then guarantee secondary air ability.
The surface portion (present embodiment is upper surface position) of roof 111 is formed with positioned at the first secondary-air passage 115 the first location structure 1151.First mounting wall, 112 projection is in roof 111.113 projection of first passage portion is in roof 111. First mounting wall 112 surrounds first passage portion 113.
Incorporated by reference to Figure 17, first passage portion 113 offers the first groove 1131.First passage portion 113 is formed with positioned at The first passage joint surface 1101 of one groove, 1131 two sides.First passage portion 113 is formed with the first connection joint surface 1102.First It is coplanar that channel engagement face 1101, first connects joint surface 1102 and the end face of the first mounting wall 112.First joint surface 110 includes The end face on first passage joint surface 1101, first connection joint surface 1102 and the first mounting wall 112.
Incorporated by reference to Figure 13-Figure 15 and Figure 19-Figure 21, bottom cup holder body 12 includes bottom wall 121, the second mounting wall 122 and second Channel part 123.Second mounting wall, 122 projection is in bottom wall 121.Roof 111 and bottom wall 121 are opposite.Bottom wall 121 and the first joint surface 110 is opposite.Bottom cup holder body 12 is formed with the first mounting groove 124.Specifically, bottom wall 121 and the second mounting wall 122 have been collectively formed First mounting groove 124.First mounting wall 112 be at least partially embedded the first mounting groove 124 and with the second mounting wall 122 at least portion Divide ground overlapping engagement, i.e., bottom cup lid body 11 is installed on bottom cup holder body 12 and is positioned partially in the first mounting groove 124.
In embodiments of the present invention, the first mounting wall 112 and the second mounting wall 122 are along 100 interior of burner Direction (horizontal direction of such as Fig. 7) overlapping engagement (referring to the orientation of Fig. 4).In this way, when burner 100 works, due to bottom cup 10 temperature rises and the first mounting wall 112 and the second mounting wall 122 is made to engage even closer, and then can guarantee bottom cup 10 With preferable sealing performance, so that the sealing performance that bottom cup lid body 11 is installed on bottom cup holder body 12 is preferable.Bottom cup 10 is not easy Gas leakage.The amount that not will cause the air of flame projector 30 and the gaseous mixture of combustion gas in this way is insufficient, then influences the normal of burner 100 Work.In one example, bottom cup 10 can be used cast aluminium and be made.In embodiments of the present invention, the first mounting wall 112 is compared with second First center x of the mounting wall 122 closer to bottom cup 10.
Bottom wall 121 offers bottom wall link slot 1211.Connection is collectively formed in lid link slot 116 and bottom wall link slot 1211 Channel 102.Interface channel 102 is connected to injection channel 101 and gas outlet 114.Interface channel 102 and injection channel 101 can be common Constitute bottom 10 combustion gas of cup and the mixed-gas channel 39 of air.The top surface of bottom wall 121 is formed with the second joint surface 1210.Second Mounting wall 122 surrounds the second joint surface 1210.First joint surface 110 and the engagement of the second joint surface 1210.First joint surface, 110 He At least one of second joint surface 1210 is using finishing processing process mistake.Sealing effect is preferable in this way.Second engagement Face 1210 connects joint surface 12103 with third including the second connection joint surface 12101, second channel joint surface 12102.First peace The end face and the second connection joint surface 12101 for filling wall 112 engage.
In order to improve sealing effect, the end face of the first mounting wall 112 connects with the top surface of bottom wall 121.It should be noted that Finishing processing process can also be used in the joint of the top surface of the end face and bottom wall 121 of first mounting wall 112.That is, the first peace Finishing processing process can be used in the end face of dress wall 112, or the top surface of the bottom wall 121 that connects with the first mounting wall 112 The bottom wall that position can be used the end face of finishing processing process or the first mounting wall 112 and connect with the first mounting wall 112 The position of 121 top surface is all made of finishing processing process.
Second channel portion 123 is located at the bottom of the first mounting groove 124.First passage portion 113 and second channel portion 123 connect It connects.Second mounting wall 122 surrounds second channel portion 123.Second channel portion 123 offers the second groove 1231.First groove 1131 and second groove 1231 injection channel 101 is collectively formed.It is convenient for the machine-shaping in injection channel 101 in this way.
Second channel portion 123 is formed with the second channel joint surface 12102 positioned at 1231 two sides of the second groove.First passage Joint surface 1101 and second channel joint surface 12102 engage.In first passage joint surface 1101 and second channel joint surface 12102 At least one be using finishing processing process mistake.Second channel portion 123 forms third and connects joint surface 12103.First Connection joint surface 1102 connects the engagement of joint surface 12103 with third.Second connection joint surface 12101 connects joint surface with third 12103 surround bottom wall link slot 1211.Second connection joint surface 12101, second channel joint surface 12102 connect engagement with third Face 12103 is coplanar.
Incorporated by reference to Figure 11-Figure 21, primary air cavity 13 offers the primary air chamber 131 in connection injection channel 101.One The side wall of secondary air chamber 131 offers the cavity through-hole 132 of connection primary air chamber 131.Specifically, primary air cavity 13 wraps Include annular element 133 and cavity body 134.Annular element 133 is protruded by the side of bottom cup lid body 11.Annular element 133 has opening 1331.Cavity body 134 is protruded by the side of bottom cup holder body 12.Annular element 133 is covered on the top surface of cavity body 134 and common Form primary air chamber 131.1331 connection primary air chamber 131 of opening.The side wall of cavity body 134 opens up cavity through-hole 132, Air can enter primary air chamber 131 by cavity through-hole 132 and/or opening 1331.Wherein, the flat shape of annular element 133 is in Arc shape, the arc-shaped shape of the flat shape of cavity body 134.
For the ease of fixed and positioned, annular element 133 offers first positioning hole 1332 (as shown in figure 17).Cavity body 134 top surface is convexly equipped with positioning column 1341 (as shown in figure 14).Positioning column 1341 is fixed in first positioning hole 1332 bottom of at Cup lid body 11 and bottom cup holder body 12 play the role of positioning and fixation during combining.
The side wall convex of primary air cavity 13 is equipped with the second location structure 135 (as shown in figure 11).Second positioning knot Structure 135 includes the first support plate 1351 and the second support plate 1352.Wherein, the first support plate 1351 can be arc plate, second Fagging 1352 can be plate.Second support plate 1352 offers the second mounting hole 1353.
In order to facilitate the maintenance and maintenance of nozzle carrier 20, nozzle carrier 20 is to be removably installed in primary air cavity 13 Side wall.Nozzle carrier 20 is located at cavity through-hole 132 and is configured to block or open cavity through-hole 132.Since nozzle carrier 20 is It is demountable, therefore, different nozzle carriers 20 can be matched for burner 100, works as nozzle according to the demand of upper air inlet and lower air inlet When seat 20 blocks cavity through-hole 132, burner 100 may be designed to upper inlet wind type burner, when the open cavity through-hole 132 of nozzle carrier 20 When, burner 100 may be designed to lower air inlet burner, or enter the wind burner up and down.Therefore, the air inlet mode of burner 100 exists Can be flexible and changeable in the case where low cost, adapt to different use environments.It should be noted that core pulling work can be used in nozzle carrier 20 Skill manufacture.
Incorporated by reference to Figure 22 and 23, nozzle carrier 20 includes intake section 21, baffle 22, third location structure 23 and mounting plate 24. 22 projection of baffle is on intake section 21.The height of baffle 22 is adjustable so that baffle 22 blocks or open cavity through-hole 132. When baffle 22 blocks cavity through-hole 132, baffle 22 fills cavity through-hole 132.It is convenient for blocking or opening cavity through-hole in this way 132.Second location structure 135 connects from third location structure 23 and limits nozzle carrier 20 jointly from least two different directions Position on bottom cup 10, makes nozzle and injection channel 101 coaxial, and be easily installed and fool proof with fixed nozzle seat 20. Gas injection is injected into injection channel 101 in this way, being conducive to nozzle, ensure that the air velocity of the air inlet in injection channel 101.Mounting plate 24 are arranged on intake section 21.Wherein, preferably, at least two above-mentioned directions include orthogonal both direction.
It is appreciated that in other embodiments, baffle can also directly overlay the side wall appearance of primary air chamber 131 Face can also realize that baffle blocks cavity through-hole 132 in this way.In addition, in other embodiments, nozzle carrier can omit baffle, The lower burner entered the wind can be achieved, in this case, it is understood that be that the height of baffle is zero.
Incorporated by reference to Fig. 3 and Fig. 7, in order to make full use of installation space, keep 100 overall structure of burner more compact, intake section 21 offer along airintake direction e (as shown in Figure 7) first passage 211 being sequentially communicated and second channel 212.First passage 211 Airintake direction along intake section 21 has the first air inlet central axis z.Second channel 212 has the along the airintake direction of intake section 21 Two air inlet central axis g.First air inlet central axis z and the second air inlet central axis g are staggered on the thickness direction of burner 100 and set It sets.The thickness direction of burner 100 is the up and down direction in Fig. 7.Wherein, first passage 211 and second channel 212 can be in rules Column, such as cylindrical or elliptical cylinder-shape etc..In addition, first passage 211 and second channel 212 can be formed by mold, this Sample can guarantee the concentricity in each channel.It should be noted that air-flow is by due to the substantially static pressure of the air-flow in intake section 21 Resistance when the mistake second channel 212 of one channel 211 can be smaller.Wherein, primary air chamber 131 is connected to second channel 212.In addition, First jet (not shown go out) can be installed in the gas outlet of second channel 212, and keep first jet and injection channel 101 opposite.
Specifically, in present embodiment, intake section 21 includes the first air inlet pipe 213 and the second air inlet pipe 214.First air inlet Pipe 213 opens up first passage 211.Second air inlet pipe 214 opens up second channel 212.Such first air inlet pipe 213 and the second air inlet Pipe 214 is arranged in a staggered manner on the thickness direction of burner 100.It may make the first air inlet pipe 213 relative to the second air inlet pipe in this way 214 are arranged on the lower, to vacate the upper space of nozzle carrier 20, so as to there is sufficient space to carry out plate placement.In addition, second into Tracheae 214 can be supported by the first support plate 1351 to position.
First passage 211 is than second channel 212 closer to the inlet end 201 of intake section 21.The cross section of first passage 211 Size is greater than the cross sectional dimensions of second channel 212.For example, if first passage 211 and second channel 212 are rounded, first The radius in channel 211 is greater than the radius of second channel 212;If first passage 211 and second channel 212 are square, first is logical The cross-sectional area in road 211 is greater than the cross-sectional area of second channel 212.Wherein, first passage 211 and second channel 212 Cross section is the section that vertical air inlet direction e is cut.
Intake section 21 is formed with the first positioning surface 210 (as shown in figure 23).The bottom surface of mounting plate 24 is formed with the second positioning Face 241.First positioning surface 210 and the second positioning surface 241 constitute third location structure 23.The side of first support plate 1351 and the The engagement of one positioning surface 210.The top surface of second support plate 1352 is engaged with the second positioning surface 241.Wherein, the first positioning surface 210 can A positioning surface of step structure is formed by for the first air inlet pipe 213 and 214 eccentric setting of the second air inlet pipe.
Incorporated by reference to Figure 21-Figure 23, in order to further increase the stability of the installation of nozzle carrier 20, the quantity of mounting plate 24 is two It is a.Two mounting plates 24 are separately positioned on the opposite two sides of intake section 21.The quantity of second support plate 1352 is two.First Fagging 1351 connects two the second support plates 1352.The top surface of the second support plate of two such 1352 can be installed with two respectively Second positioning surface 241 of plate 24 engages.First support plate 1351 is arc plate, can hold the second air inlet pipe 214.In other words, Second air inlet pipe 214 can be supported and be positioned by the first support plate 1351.
Mounting plate 24 offers the second mounting groove 242.Second mounting hole of the second mounting groove 242 and the second support plate 1352 1353 alignments.Second mounting groove 242 and the second mounting hole 1353 are used for nozzle carrier 20 and bottom cup for fixing piece (not shown go out) 10 fixed use.Wherein, the second mounting groove 242 can be U-type groove.
Incorporated by reference to Fig. 1 and Figure 24-Figure 26, flame projector 30 is installed on bottom cup lid body 11.In the present embodiment, flame projector 30 Positioned at the top of roof 111.The part that roof 111 and flame projector 30 are staggered can be used for being arranged liquid-bearing pan (not shown go out), in this way The installation space of roof 111 can be made full use of, and makes the more compact structure of the entirety of burner 100.It, can in fixed liquid-bearing pan So that fastener is worn the second location hole 1103 of liquid-bearing pan and bottom cup lid body 11 and is fixed on the fixation hole 1201 of bottom cup holder body 12 In with fixed liquid-bearing pan, bottom cup lid body 11 and bottom cup holder body 12 simultaneously, the at this moment anchor point of bottom cup lid body 11 and liquid-bearing pan cooperation It is consistent with the locating point position that bottom cup lid body 11 and bottom cup holder body 12 cooperate, it can guarantee the reliability of integral sealing in this way, simultaneously Hole location process and assembly process are reduced, realizes that whole efficiency is promoted.In one example, flame projector can be used cast aluminium and be made.
Flame projector 30 is formed with combustion gas mixing chamber 31 and the fire hole being connected to combustion gas mixing chamber 31 32.Gas outlet 114 is connected to Injection channel 101 and combustion gas mixing chamber 31.Flame projector 30 has third center k (where the dotted line m3 in Fig. 4 is third center k Central axes).First center x and third center k eccentric setting.The first center x of the third center k of flame projector 30 and bottom cup 10 Eccentric setting, such bottom cup 10 can have more spaces to be arranged longer by injection channel 101, so that injection channel 101 have biggish ejector capacity, so as to improve the thermic load of burner 100, and can guarantee and enter combustion gas mixing chamber The amount of the gaseous mixture of combustion gas and air in 31 then guarantees the stability that burner 100 burns.In the present embodiment, Three center k and the second center y are concentric.Dotted line m3 is overlapped with dotted line m2.It will be appreciated, of course, that in other embodiments, third Center k may also deviate from being arranged with the second center y.
It should be noted that the flat shape of flame projector 30 can in regular shape, such as diagram flame projector 30 planar shaped Shape is rounded.In other embodiments, the flat shape of flame projector 30 can be ellipse arc or rectangular etc..In flame projector 30 Flat shape be arc-shaped and when the flat shape of primary air cavity 13 is arc-shaped, where the plane of flame projector 30 The round center of circle is Chong Die with the center of circle of circle where the plane of primary air cavity 13.It is more advantageous to the mixed of combustion gas and air in this way It closes.When outer ring gas outlet 1141 is arc-shaped, the center of the plane where outer ring gas outlet 1141 and the third of flame projector 30 Center k overlapping, so that the flow resistance for entering the mixed gas of flame projector 30 from outer ring gas outlet 1141 is less.
It should be strongly noted that in the above-described embodiment, the first center x indicates the second center in claim, Third center k indicates the first center in claim.
Incorporated by reference to Fig. 9, pressure-releasing chamber 303 is formed in bottom cup 10.What interface channel 102 and injection channel 101 collectively formed The mixed-gas channel 39 and pressure-releasing chamber 303 of combustion gas and air are respectively positioned on connecing for the first joint surface 110 and the second joint surface 1210 381 two sides at conjunction.Bottom cup lid body 11 offers the pressure relief opening 3031 of connection pressure-releasing chamber 303.Gas outlet 114 and pressure relief opening 3031 Interval.Since mixed-gas channel 39 and pressure-releasing chamber 303 are located at the joint on the first joint surface 110 and the second joint surface 1210 381 two sides leak to pressure-releasing chamber 303 at the engaged place 381 of mixed gas that mixed-gas channel 39 occurs in bottom cup 10 in this way Afterwards, mixed gas can be leaked to 10 top of bottom cup by pressure relief opening 3031, and the consumption that can be burnt by the flame projector 30 of 10 top of bottom cup Fall, avoid or reduce because bottom cup 10 gas leakage due to caused by accident.Meanwhile the setting of pressure-releasing chamber 303 can also reduce bottom cup 10 Overall weight.For the ease of being arranged and cleaning, first passage portion 113 opens up pressure-releasing chamber 303, that is to say, that bottom cup lid body 211 Upper surface be integrally in more smooth plane.Pressure-releasing chamber 303 and the first groove 1131 are spaced.
In order to increase 32 area of fire hole, and the ejector capacity of fire hole 32 is improved, the root of fire hole 32 is arc-shaped, processes in this way Also more convenient.In the illustrated embodiment, the root of fire hole 32 is arc-shaped.Flame projector 30 includes surrounding combustion gas mixing chamber 31 Side wall 301.The side of side wall 301 opens up spaced multiple fire holes 32, the portion of the side wall 301 between two neighboring fire hole 32 Position top surface offers fiery slot 302.Fiery slot 302 is connected to combustion gas mixing chamber 31 and two neighboring fire hole 32.Also, by fiery slot 302 When t shape is arranged, flame projector 30 passes the stability of fire more preferably.The specific structure further to flame projector 30 is said below It is bright.
Flame projector 30 includes outer ring cavity 33,34, two first connecting portions 35 of inner ring cavity, second connecting portion 36 and water conservancy diversion Face 37.The interval of outer ring cavity 33 surrounds inner ring cavity 34.Combustion gas mixing chamber 31 includes outer combustion gas mixing chamber 311 and interior combustion gas mixing Chamber 312.Outer ring cavity 33 offers outer combustion gas mixing chamber 311.Inner ring cavity 34 offers interior combustion gas mixing chamber 312.Fire hole 32 Including outer ring fire hole 321 and inner ring fire hole 322.Outer ring fire hole 321 surrounds inner ring fire hole 322.Outer ring fire hole 321 is connected to outer combustion gas Mixing chamber 311.Inner ring fire hole 322 is connected to interior combustion gas mixing chamber 312.
Outer combustion gas mixing chamber 311 and interior combustion gas mixing chamber 312 are supplied by single injection channel 101.Incorporated by reference to Figure 10, combustion Burner 100 offers the second secondary air duct 341 through 34 middle part of inner ring cavity.Second secondary air duct 341 is connected to First secondary-air passage 115.Secondary air ability is can guarantee in this way.Outer combustion gas mixing chamber 311 is connected to outer ring gas outlet 1141 and outer ring fire hole 321.Interior combustion gas mixing chamber 312 is connected to inner ring gas outlet 1142 and inner ring fire hole 322.
In air inlet, incorporated by reference to Fig. 7-10, combustion gas can sequentially enter the first passage 211 and second channel of intake section 21 212 (arrow as dashed show gas flow direction).Then, combustion gas can be sprayed by first jet to primary air chamber 131. Meanwhile outside air can via cavity through-hole 132 and/or opening 1331 enter primary air chambers 131 in, and and combustion gas primary Mixing is realized in air chamber 131.Combustion gas and the mixed gaseous mixture of air enter injection channel 101, and are divided by injection channel 101 Other injection is to the first interface channel 1021 and the second interface channel 1022.Then, the mixing come out by the first interface channel 1021 Gas enters outer combustion gas mixing chamber 311 for burning, to form outer ring flame in outer ring fire hole 321 via outer ring gas outlet 1141. By the gaseous mixture of the second interface channel 1022 out via the interior combustion gas mixing chamber 312 of entrance of inner ring gas outlet 1142 for burning, To form interior ring flame (as shown in Figure 8) in interior ring fire hole 322.Outside air can be by the first secondary-air passage 115 and second Secondary-air passage 341 enters to supplement air.
For the ease of the installation of flame projector 30, the 4th location structure 342 is formed among the bottom of inner ring cavity 34.First One of them in location structure 1151 and the 4th location structure 342 offers locating slot 343.First location structure 1151 and Another in four location structures 342 is formed with locating piece 344.Locating piece 344 is inserted into locating slot 343.In order to improve installation The shape of stability, locating piece 344 is consistent with the shape of locating slot 343, the plate different in thickness of locating piece 344.Wherein, Locating piece 344 is monolithic plate body.First location structure 1151 offers locating slot 343, and the 4th location structure 342 is formed with positioning Block 344.Specifically, in embodiments of the present invention, the quantity of locating slot 343 and locating piece 344 is 1.
It should be strongly noted that in the above-described embodiment, the 4th location structure 342 indicates second in claim Location structure.
First connecting portion 35 connects outer ring cavity 33 and inner ring cavity 34.Each first connecting portion 35 offers flame projector company Connect road 351.Flame projector interface channel 351 is connected to outer ring gas outlet 1141, inner ring gas outlet 1142 and combustion gas mixing chamber 31.It is fixed Position block 344 is connected between two first connecting portions 35.Specifically, in the example in the figures, each first connecting portion 35 includes One end opposite with another first connecting portion 35, locating piece 344 connect the opposite both ends of two first connecting portions 35.
Second connecting portion 36 connects outer ring cavity 33 and inner ring cavity 34.Guide face 37 is located at the bottom surface of second connecting portion 36 With the bottom surface of inner ring cavity 34.Guide face 37 from the outside of flame projector 30 internally direction ramp up it is logical to second secondary air Road 341.
In addition, flame projector 30 includes baffle 38.Baffle 38 is at least partly spaced and blocks pressure relief opening 3031.It can prevent in this way Unrestrained sundries blocks pressure relief opening 3031.In the illustrated embodiment, baffle 38 is connected to the inside of outer ring cavity 33.Into one Step, in the example of Figure 23, baffle 38 connects the inside of first connecting portion 35 and outer ring cavity 33, can avoid baffle 38 in this way and exists Burner 100 is deformed when working because of high temperature.Certainly, in other examples, it can be baffle 38 and connect second connecting portion 36 and outer ring cavity 33 inside or baffle 38 connects the outside of first connecting portion 35 and inner ring cavity 34 or baffle 38 connects The outside of second connecting portion 36 and inner ring cavity 34.
Fire cover 40 includes external ring fire cover 41 and interior ring fire cover 42.External ring fire cover 41 is set on outer ring cavity 33.Interior ring fire cover 42 are set on inner ring cavity 34.External ring fire cover 41 and interior ring fire cover 42 are spaced apart.The middle part of interior ring fire cover 42 offers interior ring fire Lid through-hole 421.Interior ring fire cover through-hole 421 is connected to second secondary air duct 341.
It should be strongly noted that in the above-described embodiment, the first secondary-air passage 115 indicates in claim Second secondary air duct, second secondary air duct 341 indicate the first secondary-air passage in claim.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. mean the specific features described in conjunction with the embodiment or example, Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term Schematic representation may not refer to the same embodiment or example.Moreover, description specific features, structure, material or Feature can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this The range of invention is defined by the claims and their equivalents.

Claims (10)

1. a kind of burner, which is characterized in that including flame projector and bottom cup, the flame projector is installed on the bottom cup, described The fire hole that flame projector is formed with combustion gas mixing chamber and is connected to the combustion gas mixing chamber, the flame projector include outer ring cavity and interior Ring cavity body, outer ring cavity interval surround the inner ring cavity, and the combustion gas mixing chamber includes being formed in the outer ring cavity Outer combustion gas mixing chamber and be formed in the interior combustion gas mixing chamber of the inner ring cavity, the burner is offered through the inner ring The first secondary-air passage in the middle part of cavity.
2. burner as described in claim 1, which is characterized in that be formed with the injection with Venturi effect in the bottom cup Channel, the outer combustion gas mixing chamber and the interior combustion gas mixing chamber are supplied by the injection channel.
3. burner as claimed in claim 2, which is characterized in that the upper surface of the bottom cup, which offers, is connected to the injection The two outer ring gas outlets and two inner ring gas outlets of channel outlet side, described two outer ring gas outlets interval are described two interior The upper surface position at ring gas outlet interval, the bottom cup between described two inner ring gas outlets offers second secondary sky Gas channel, the second secondary air duct are connected to first secondary-air passage.
4. burner as claimed in claim 3, which is characterized in that the upper surface of the bottom cup is formed with positioned at the described 2nd 2 First location structure of secondary air duct is formed with the second location structure among the bottom of the inner ring cavity, and described first is fixed One of them in bit architecture and second location structure offers locating slot, and first location structure and described second are determined Another of bit architecture is formed with locating piece, and the locating piece is inserted into the locating slot.
5. burner as claimed in claim 4, which is characterized in that the shape phase of the shape of the locating piece and the locating slot Unanimously, the locating piece plate different in thickness.
6. burner as claimed in claim 4, which is characterized in that the flame projector includes connecting the outer ring cavity and described Two first connecting portions of inner ring cavity, each first connecting portion offer flame projector interface channel, and the flame projector connects It connects road and is connected to the outer ring gas outlet, the inner ring gas outlet and the combustion gas mixing chamber, the locating piece or the positioning Slot position is between described two first connecting portions.
7. burner as described in claim 1, which is characterized in that the flame projector includes connecting the outer ring cavity and described The second connecting portion of inner ring cavity, the flame projector include the bottom of the bottom surface and the inner ring cavity positioned at the second connecting portion The guide face in face, the guide face from the outside of the flame projector internally direction ramp up it is logical to first auxiliary air Road.
8. burner as described in claim 1, which is characterized in that the flame projector has the first center, and the bottom cup has Second center, first center and second center eccentric setting.
9. burner as described in claim 1, which is characterized in that the bottom glass includes:
Bottom cup lid body, the bottom cup lid body include roof and the first mounting wall, and the roof offers gas outlet, first peace Wall projection is filled in the roof, the flame projector is installed on the roof, the gas outlet be connected to the combustion gas mixing chamber and The injection channel;
Bottom cup holder body, the bottom cup lid body are installed on the bottom cup holder body, and the bottom cup holder body includes bottom wall and the second mounting wall, In the bottom wall, the roof and the bottom wall are opposite for the second mounting wall projection, the bottom wall and second mounting wall Be collectively formed mounting groove, first mounting wall be at least partially embedded the mounting groove and with second mounting wall at least Partly overlapping engagement.
10. a kind of gas cooker, which is characterized in that including the described in any item burners of claim 1-9.
CN201811025733.5A 2018-09-04 2018-09-04 Burner and gas cooker Active CN109000231B (en)

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CN109000231B CN109000231B (en) 2023-09-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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Publication number Priority date Publication date Assignee Title
CN203177181U (en) * 2013-03-01 2013-09-04 广东万家乐燃气具有限公司 Multiple-cavity air intake distributor for gas stove
CN104713083A (en) * 2015-03-12 2015-06-17 广东美的厨房电器制造有限公司 Burner and gas appliance
CN104713089A (en) * 2015-03-12 2015-06-17 广东美的厨房电器制造有限公司 Burner and gas appliance
CN106678804A (en) * 2016-12-23 2017-05-17 广东美的厨房电器制造有限公司 Combustor and fuel gas stove
CN206626578U (en) * 2017-04-14 2017-11-10 中山市和用电器有限公司 One kind is kept a public place clean the double internal flame household gas burners of formula

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203177181U (en) * 2013-03-01 2013-09-04 广东万家乐燃气具有限公司 Multiple-cavity air intake distributor for gas stove
CN104713083A (en) * 2015-03-12 2015-06-17 广东美的厨房电器制造有限公司 Burner and gas appliance
CN104713089A (en) * 2015-03-12 2015-06-17 广东美的厨房电器制造有限公司 Burner and gas appliance
CN106678804A (en) * 2016-12-23 2017-05-17 广东美的厨房电器制造有限公司 Combustor and fuel gas stove
CN206626578U (en) * 2017-04-14 2017-11-10 中山市和用电器有限公司 One kind is kept a public place clean the double internal flame household gas burners of formula

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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