CN109959009B - Fire cover structure of kitchen range burner and burner with fire cover structure - Google Patents
Fire cover structure of kitchen range burner and burner with fire cover structure Download PDFInfo
- Publication number
- CN109959009B CN109959009B CN201711438133.7A CN201711438133A CN109959009B CN 109959009 B CN109959009 B CN 109959009B CN 201711438133 A CN201711438133 A CN 201711438133A CN 109959009 B CN109959009 B CN 109959009B
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- fire
- cover
- flame
- burner
- groove
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- 230000000087 stabilizing effect Effects 0.000 claims description 57
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010411 cooking Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 26
- 239000002737 fuel gas Substances 0.000 description 25
- 230000005540 biological transmission Effects 0.000 description 16
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—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
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
-
- 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
- F23D14/84—Flame spreading or otherwise shaping
Abstract
The utility model relates to a fire cover structure of a kitchen range burner, which comprises a fire cover and a cover plate covered on the fire cover, and is characterized in that: the outer side face of the fire cover is provided with radial main fire grooves distributed along the circumferential direction at intervals, the top face of the cover plate is provided with a plurality of inner fire holes, the flames of the radial main fire grooves jointly form an outer ring fire diameter d1, and the flames of the inner fire holes jointly form an inner ring fire diameter d2, so that the following relation is satisfied: compared with the prior art, d2< d1<2d2, the utility model has the advantages that the fire transfer groove can be realized only by the fire cover, and the outer ring fire diameter d1 formed by the flames of all the radial main fire grooves in the lower fire ring channel and the inner ring fire diameter d2 formed by the flames of all the inner fire holes on the cover plate meet the following relation: the d2 is less than d1 and less than 2d2, the two fires are close to each other, the fires of the lower fire-looping channel can ignite the inner fires, the traditional fire-transferring grooves can be concealed, the fire is skillfully transferred, the structure is simple, the fire-discharging area is not influenced, the air communication is not influenced, and the cleaning is easy.
Description
Technical Field
The utility model relates to a kitchen range burner, in particular to a fire cover structure of the kitchen range burner and a burner using the fire cover structure.
Background
At present, an outer ring fire cover applied to a burner in a gas stove is generally annular, a plurality of fire holes are uniformly formed in the fire cover along the circumference, and a fire transmission groove is further formed in the fire cover along the radial direction, however, in the use environment of the gas stove, oil stains often leak down from the bottom of a pot on the fire cover to block some fire holes or block the fire transmission groove, under the condition, conduction of flame becomes difficult, failure of fire transmission also happens occasionally, so that the gas stove cannot be smoothly used, or frequent ignition is required by a user, and thus, the user is easy to produce an uncomfortable feeling, and for this reason, the applicant applies for a fire cover for the gas stove with a patent number ZL200920202204.8 (bulletin number CN 201555225U), discloses a fire cover body which is annular, wherein more than two fire transmission grooves are symmetrically distributed in the center, one end of each fire transmission groove is closed, and the other end of each fire transmission groove penetrates out of the outer edge of the fire cover body, and the fire transmission groove is also smoothly blocked by the center of the cover body, so that the fire can be quickly ignited by the fire transmission groove, and the fire can be smoothly transmitted to one fire transmission groove if the user can be smoothly ignited, and the fire can be blocked by one fire transmission groove because of the fire transmission grooves is quite fast. Or the applicant discloses a kind of inclined hole inclined upwards from outside to inside is opened on the inner side of the fire cover body, for example, the utility model of China with patent number ZL20162115454.0 (bulletin number CN 206112934U) discloses a kind of burner fire cover of gas cooker, which can ensure that the fire transmitted from the inner ring to the outer ring can be completely transmitted, the fire transmission time is shorter, and the fire transmission is more stable and reliable. In addition, as in a chinese patent No. zl201420142073.X (bulletin No. CN 203810413U), a fire transfer groove with no traditional structure on the upper surface of the outer ring fire cover is implemented, and flame transfer is implemented through the hidden fire transfer groove, so as to avoid blocking of the fire transfer groove, but the overall burner structure is too complex and needs further improvement.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a fire cover structure of a kitchen range burner without a fire transfer groove aiming at the prior art.
The utility model aims to solve the technical problem of providing a kitchen range burner with a simple structure and the fire cover structure.
The technical scheme adopted for solving the technical problems is as follows: the fire cover structure of the stove burner comprises a fire cover and a cover plate covered on the fire cover, and is characterized in that: radial main fire grooves distributed along the circumferential direction at intervals are formed in the outer side face of the fire cover, a plurality of inner fire holes are formed in the top face of the cover plate, the outer ring fire diameter d1 formed by the common surrounding of the fire outlets of the radial main fire grooves and the inner ring fire diameter d2 formed by the common centers of the inner fire holes satisfy the following relation: d2< d1<2d2, and 30mm < d 2.ltoreq.60 mm.
In order to realize that the main fire channel and the flame stabilizing channel of the fire cover are provided with different fuel gas cavities for supplying fuel gas respectively, the fire cover comprises a fire cover body and a flame stabilizing fire cover which is overlapped above the fire cover body, the circumference radiuses of the fire cover body and the flame stabilizing fire cover are basically the same, the top of the fire cover body is provided with radial main fire grooves which are distributed at intervals along the circumferential direction, and the top of the flame stabilizing fire cover is provided with radial flame stabilizing grooves which are distributed at intervals along the circumferential direction.
In order to replace the problem of flame separation and flame release caused by a small hole structure of a conventional flame stabilizing hole, the radial flame stabilizing grooves comprise inner flame stabilizing grooves and outer flame stabilizing grooves which are distributed at intervals along the circumferential direction, and the grooving depth of the inner flame stabilizing grooves is smaller than that of the outer flame stabilizing grooves.
Better, realize steady flame function, the outer fringe of apron is in outwards extending and is formed and shelter from go up the fire passageway with lower fire passageway top first waterproof eaves, the lower surface of first waterproof eaves is protruding down to be equipped with the annular wall, interior steady fire groove with vertical distance D1 of apron, outer steady fire groove with vertical distance D2 of apron and annular wall bottom with outer steady fire groove's distance D3 satisfies has the following relation: d1< D3< D2. When the fuel gas comes out from the combustion chamber, through the flame stabilizing cover, the fuel gas flows into the first cavity formed by the cover plate and the inner flame stabilizing groove, the second cavity formed by the cover plate and the outer flame stabilizing groove and the annular wall on the lower surface of the first waterproof eave, the flow speed of the fuel gas is increased and reduced, after the retarded fuel gas impacts the annular wall, the flow speed of the fuel gas is retarded again, finally the fuel gas flows out from the gap between the first waterproof eave and the outer flame stabilizing groove, the size of the flame stabilizing flame is determined by the size of the outlet formed by the gap, and the same size of the outlet can be determined according to design requirements, and the fuel gas flows out for combustion at last due to multiple throttling, diffusion and retardation, so that the air flow speed is low, and a good flame stabilizing effect is achieved.
In order to enable the inner fire hole to also play a role of a flame stabilizing hole, the inner fire hole is formed in the top of the cover plate, and an included angle alpha of a perpendicular bisector of each inner fire hole relative to the horizontal plane is 25-50 degrees.
In order to supplement air to the inner ring flame, the cover plate is annular, a protective cover is arranged above a central hole of the cover plate, an inner ring air port is formed between the protective cover and the cover plate, the protective cover is integrally higher than the cover plate, and a second waterproof eave shielding the upper part of the inner ring air port is formed on the outer edge of the protective cover.
The utility model provides a burner with a fire cover structure for solving a second technical problem, which is provided with the stove burner, and comprises a base, wherein the base is provided with a gas chamber, and is characterized in that: the fire cover and the cover plate are arranged on the base, a radial upper fire-encircling channel which is arranged at intervals along the circumferential direction is formed between the fire cover and the cover plate, a radial lower fire-encircling channel which is arranged at intervals along the circumferential direction is also formed at the position below the upper fire-encircling channel, an ignition needle is arranged at the position adjacent to the peripheral wall of the fire cover, and the outer edge of the cover plate extends outwards to form a first waterproof eave which is shielded above the upper fire-encircling channel, the lower fire-encircling channel and the ignition needle.
Further, the gas chamber comprises an outer ring gas chamber and an inner ring gas chamber, wherein the base is matched with the flame cover body to form the outer ring gas chamber, the annular top surface of the flame stabilizing cover is overlapped above the outer side surface of the flame cover body, the base is matched with the inner ring flame cover and the flame stabilizing cover to form the inner ring gas chamber, and an outer injection pipe and an inner injection pipe for gas inlet are respectively connected below the outer ring gas chamber and the inner ring gas chamber. The stable firework and the inner ring fire are the same inner ring gas chamber and are opened simultaneously, so that the stability of the inner ring fire is enhanced by the stable firework, and the inner ring fire is used for enhancing the combustion of the bottom of the pot, thereby being beneficial to improving the efficiency of the burner; in addition, when the small fire is concerned, the burner still has two rings of fires to burn, so that the uniformity of the pot bottom is improved when the small fire is concerned.
Preferably, the flame cover body and the flame stabilizing flame cover are each inwardly recessed with a first recess and a second recess that accommodate the ignition needle. The ignition needle is hidden in first notch and second notch, and the overflow in the culinary art in-process is blocked by first waterproof eaves, and the difficult entering of overflow is blocked the ignition needle.
In order to improve the fire protection performance, the base is provided with a thermocouple which is arranged side by side with the ignition needle, and the thermocouple is also accommodated in the first notch and the second notch.
Compared with the prior art, the utility model has the advantages that the fire transmission groove can be realized only by the fire cover, the upper fire ring channel is formed by the fire cover and the cover plate, the lower fire ring channel is formed by the radial main fire groove of the fire cover, the upper fire ring channel and the lower fire ring channel respectively supply fuel gas for different fuel gas cavities to form a fire cover, two rings of fires are formed, when the ignition needle simultaneously ignites the upper fire ring channel and the lower fire ring channel, the following relation is satisfied because the outer ring fire diameter d1 formed by the flames of all radial main fire grooves in the lower fire ring channel and the inner ring fire diameter d2 formed by the flames of all inner fire holes in the cover plate are mutually formed: d2< d1<2d2, the two rings of fires are close, the fires of the lower ring of fires can ignite the inner ring of fires, can conceal the traditional fire transfer groove, skillfully transfer fires, simple in structure, does not influence the fire outlet area to communicate with air, and is easy to clean; in addition, the ignition needle of the burner can simultaneously ignite the upper ignition channel and the lower ignition channel, the upper ignition channel and the lower ignition channel are independent fuel gas channels, the ignition aims at the upper ignition channel and the lower ignition channel to simultaneously ignite, the air outlet quantity is greatly increased, and the ignition success rate is improved.
Drawings
FIG. 1 is a schematic view of a fire cover structure according to an embodiment of the present utility model;
FIG. 2 is a top view of a fire cover structure according to an embodiment of the utility model;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is a schematic view of the fire cover structure of FIG. 1 in a base position;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is an enlarged schematic view of FIG. 4 at A;
FIG. 7 is an exploded view of FIG. 4;
FIG. 8 is a cross-sectional view of a stabilized firework cover according to an embodiment of the present utility model;
fig. 9 is a cross-sectional view of an inner fire hole in the top of the cover plate in an embodiment of the utility model.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 2, the fire cover structure of the stove burner of the present embodiment includes a fire cover 1 and a cover plate 6 covering the fire cover 1, wherein a radial upper fire-encircling channel 5 is formed between the fire cover 1 and the cover plate 6, which is circumferentially spaced, a radial lower fire-encircling channel 50 is also formed at a position below the upper fire-encircling channel 5 by the fire cover 1, a plurality of inner fire holes 61 are formed on the top surface of the cover plate 6, an outer ring fire diameter d1 formed by the centers of the fire outlets of each radial main fire groove 21 together, and an inner ring fire diameter d2 formed by the centers of each inner fire hole 61 together satisfy the following relationships: d2 is less than d1 and less than 2d2, and 30mm < d2 is less than or equal to 60mm, and as two fires are close to each other, the fire of the lower fire-looping channel 50 can ignite the inner-loop fire, so that the traditional fire-transferring groove can be concealed, and the fire is skillfully transferred.
The fire cover 1 adopts a split structure, the fire cover 1 comprises a fire cover body 2 and a flame stabilizing fire cover 3 overlapped above the fire cover body 2, the circumferences of the fire cover body 2 and the flame stabilizing fire cover 3 are basically the same, and radial main fire grooves 21 distributed at intervals along the circumferential direction are arranged on the outer side surface 20 of the fire cover body 2. The top 311 of the firework stabilizing cover 3 is provided with radial fire stabilizing grooves 30 distributed at intervals along the circumferential direction, the radial fire stabilizing grooves 30 comprise inner fire stabilizing grooves 32 and outer fire stabilizing grooves 33 distributed at intervals along the circumferential direction, and the slotting depth of the inner fire stabilizing grooves 32 is smaller than that of the outer fire stabilizing grooves 33. An upper ignition channel 5 is formed between the cover plate 6, the inner ignition stabilizing groove 32 and the outer ignition stabilizing groove 33. The inner edge of the annular top surface of the lid 3 extends downwardly with an inner annular wall 312. The inner annular wall 312 includes a lower vertical annular portion 313 located below and an upper annular portion 314 inclined upwardly from inside to outside along the upper end edge of the lower annular portion 313. The lid body 2 has an outer vertical side 20 and is fitted over the lower annular portion 313. In order to realize the flame stabilizing function, the outer edge of the cover plate 6 extends outwards to form a first waterproof eave 62 which is blocked above the upper flame-holding channel 5 and the lower flame-holding channel 50, the lower surface of the first waterproof eave 62 adjacent to the outer edge is downwards convexly provided with an annular wall 60, and the vertical distance D1 between the inner flame stabilizing groove 32 and the cover plate 6, the vertical distance D2 between the outer flame stabilizing groove 33 and the cover plate 6 and the distance D3 between the bottom end of the annular wall 60 and the outer flame stabilizing groove 33 satisfy the following relation: d1< D3< D2. When the fuel gas comes out of the combustion chamber, through the flame stabilizing cover 3, the fuel gas flows into the first cavity formed by the cover plate 6 and the inner flame stabilizing groove 32, the second cavity formed by the cover plate 6 and the outer flame stabilizing groove 33 and the annular wall 60 on the lower surface of the first waterproof eave 62, the flow speed of the fuel gas is firstly increased and then reduced, after the retarded fuel gas collides with the annular wall 60, the flow speed of the fuel gas is retarded again, and finally the fuel gas flows out from the gap between the first waterproof eave 62 and the outer flame stabilizing groove 33, the size of the flame stabilizing flame is determined by the size of the outlet formed by the gap, and the size of the outlet can be determined according to design requirements. In addition, the inner flame holes 61 are formed in the top of the cover plate 6, so that self-flame stabilization can be realized, and the included angle alpha of the perpendicular bisectors of the inner flame holes 61 relative to the horizontal plane is preferably 30 degrees. In order to effectively supplement air to the inner ring flame, the cover plate 6 is annular, a protective cover 7 is arranged above a central hole of the cover plate 6, the protective cover 7 is connected to the center of the cover plate 6 through a connecting rib and is integrally higher than the cover plate 6, an inner ring air port 71 is formed between the protective cover 7 and the cover plate 6, and a second waterproof eave 72 shielding the upper part of the inner ring air port 71 is formed on the outer edge of the protective cover 7.
As shown in fig. 3 to 9, the burner using the fire cover 1 includes a base 10, a gas chamber is provided on the base 10, the fire cover 1 and the cover plate 6 are mounted on the base 10, a radial upper fire-encircling channel 5 is formed between the fire cover 1 and the cover plate 6, which is arranged along the circumferential direction, a radial lower fire-encircling channel 50 is also formed at the position below the upper fire-encircling channel 5, an ignition needle 4 is provided at the position adjacent to the outer peripheral wall of the fire cover 1, the outer edge of the cover plate 6 extends outwards to form a first waterproof eave 62 shielding the upper fire-encircling channel 5, the lower fire-encircling channel 50 and the ignition needle 4, the topmost end of the ignition needle 4 is positioned in the lower fire-encircling channel 50, the gas chamber includes an outer ring gas chamber 8 and an inner ring gas chamber 9, wherein the base 10 cooperates with the fire cover body 2 to form the outer ring gas chamber 8, the annular top surface of the fire-stabilizing cover 3 is superposed above the outer side surface of the fire cover body 2, a lower ring portion 313 of the fire-stabilizing cover 3 is arranged on the base 10, the base 10 cooperates with the inner ring cover 3 and the inner ring gas chamber 9 to form the inner ring gas chamber 200, and the inner ring gas chamber 200 is connected with the inner ring gas chamber and the inner ring gas chamber 9 respectively. The center of the base 10 is also provided with a central channel 101 surrounded by an annular channel 102, the center of the cover plate 6 is downwards provided with an annular convex wall 70 in a protruding mode, an inner annular air port 71 is formed between the protective cover 7 at the center of the top of the cover plate 6 and the cover plate 6, the central channel is formed by the channel surrounded by the annular convex wall 70, the channel surrounded by the annular convex wall 70 penetrates up and down and forms an air supplementing channel communicated with the inner annular air port 71, and air flowing into the air supplementing channel from the bottom of the base 10 flows out of the inner annular air port 71 and is supplemented to inner annular flames. More preferably, the fire cover body 2 and the firework stabilizing cover 3 are both inwards recessed to form a first notch 13 and a second notch 14 for accommodating the ignition needle 4, the ignition needle 4 is hidden in the first notch 13 and the second notch 14, and the overflows in the cooking process are blocked by the first waterproof eave 62, so that the overflows are not easy to enter and block the ignition needle 4. In order to improve the fire protection performance, the base 10 is provided with a thermocouple 300 arranged side by side with the ignition needle 4, and the thermocouple 300 is also accommodated in the first recess 13 and the second recess 14. Thus, because the ignition needle 4 and the thermocouple 300 are hidden under the first waterproof eave 62, when the air blows to the ignition needle 4 and the thermocouple 300 outside the range hood or the window, the ignition needle 4 is not easy to be interfered by the air during ignition, the phenomenon of difficult ignition is avoided, and the flame on the thermocouple 300 is not easy to be blown out by the air.
When the burner works, two paths of guide pipes spray fuel gas into the base 10, wherein one path of fuel gas flows out from the outer fire hole of the fire cover body 2 after being distributed by air flow, and the other path of fuel gas enters the annular cavity formed by the flame stabilizing cover 3 and the cover plate 6 from the annular inner ring fuel gas channel and flows out from the inner flame stabilizing groove of the flame stabilizing cover 3, the outer flame stabilizing groove and the inner fire hole 61 of the cover plate 6. Because the upper and lower ignition channels of the ignition cover 1 respectively provide fuel gas for the inner and outer ring fuel gas chambers 9 and 8, the ignition needle 4 can simultaneously ignite the upper and lower ignition channels 5 and 50, and the upper and lower ignition channels 5 and 50 are independent fuel gas channels, the gas output is greatly increased, the ignition success rate is improved, and meanwhile, the fire transmission groove can be realized only by being arranged on the ignition cover 1, so that one ignition cover 1 is provided with the upper and lower ignition channels 5 (i.e. flame stabilizing) and 50 (i.e. outer ring flame), and when the ignition needle 4 simultaneously ignites the upper and lower ignition channels 5 and 50, the outer ring flame formed by the flames of the radial main fire grooves 21 of the lower ignition channels together can conceal the flames of the inner fire holes 61 due to the fact that the diameters of the lower ignition channels and the outer ring flame of the inner fire holes 61 meet d2< d1<2d2 >, so that the traditional fire transmission groove is skillfully transmitted, the structure is simple, the area is not influenced, and the air is easy to be cleaned.
Claims (10)
1. The utility model provides a fire lid structure of cooking utensils combustor, is including fire lid (1) and cover apron (6) on fire lid (1), its characterized in that: radial main fire grooves (21) distributed along the circumferential interval are formed in the outer side face (20) of the fire cover, a plurality of inner fire holes (61) are formed in the top face of the cover plate (6), the outer ring fire diameter d1 formed by the centers of the fire outlets of the radial main fire grooves (21) in a surrounding mode and the inner ring fire diameter d2 formed by the centers of the inner fire holes (61) in the surrounding mode meet the following relation: d2< d1<2d2, and 30mm < d 2.ltoreq.60 mm.
2. The fire cover structure of a kitchen range burner of claim 1, wherein: the flame cover (1) comprises a flame cover body (2) and flame stabilizing covers (3) which are overlapped above the flame cover body (2), the circumference radiuses of the flame cover body (2) and the flame stabilizing covers (3) are basically the same, radial main flame grooves (21) distributed at intervals along the circumferential direction are formed in the top of the flame cover body (2), and radial flame stabilizing grooves (30) distributed at intervals along the circumferential direction are formed in the top (311) of the flame stabilizing covers (3).
3. The fire cover structure of a kitchen range burner of claim 2, wherein: the radial fire stabilizing groove (30) comprises an inner fire stabilizing groove (32) and an outer fire stabilizing groove (33) which are distributed at intervals along the circumferential direction, and the slotting depth of the inner fire stabilizing groove (32) is smaller than that of the outer fire stabilizing groove (33).
4. The fire cover structure of a kitchen range burner of claim 3, wherein: the outer fringe of apron (6) is in outwards extending formation shielding in radial main fire groove (21) with interior steady fire groove (32) and outer steady fire groove (33) and the first waterproof eaves (62) of top, first waterproof eaves (62) are adjacent lower surface of outer fringe downwards protruding be equipped with annular wall (60), interior steady fire groove (32) with vertical distance D1 of apron (6), outer steady fire groove (33) with vertical distance D2 of apron (6) and annular wall (60) bottom with distance D3 of outer steady fire groove (33) satisfy and have the following relation: d1< D3< D2.
5. The fire cover structure of a kitchen range burner according to any one of claims 1 to 4, characterized in that: the top of the cover plate (6) is provided with the inner fire holes (61), and the included angle alpha of the perpendicular bisectors of the inner fire holes (61) relative to the horizontal plane is 25-50 degrees.
6. The fire cover structure of a cooktop burner of claim 5, wherein: the cover plate (6) is annular, a protective cover (7) is arranged above a central hole of the cover plate, an inner annular air port (71) is formed between the protective cover (7) and the cover plate (6), the protective cover (7) is integrally higher than the cover plate (6), and a second waterproof eave (72) covering the upper part of the inner annular air port (71) is formed on the outer edge of the protective cover (7).
7. Burner with a fire cover structure for a burner of a hob according to any one of the claims 1 to 6, including a base (10), said base (10) having a gas chamber, characterized in that: the fire lid (1) and apron (6) are installed on base (10), form radial upper fire passageway (5) of circling that follow circumference interval arrangement between fire lid (1) and apron (6), fire lid (1) still are formed with radial lower fire passageway (50) of circling interval arrangement along circumference in the position of this upper fire passageway (5) below, are provided with ignition needle (4) in the position of being close to fire lid (1) peripheral wall, the outer fringe of apron (6) outwards extends and forms and shelter from first waterproof eaves (62) of upper fire passageway (5), lower fire passageway (50) and ignition needle (4) top.
8. The burner of claim 7, wherein: the gas chamber comprises an outer ring gas chamber (8) and an inner ring gas chamber (9), wherein the base (10) is matched with the fire cover body (2) to form the outer ring gas chamber (8), the annular top surface of the steady firework cover (3) is overlapped above the outer side surface (20) of the fire cover body (2), the base (10) is matched with the inner ring fire cover and the steady firework cover (3) to form the inner ring gas chamber (9), and an outer injection pipe (100) and an inner injection pipe (200) for gas inlet are respectively connected below the outer ring gas chamber (8) and the inner ring gas chamber (9).
9. The cooktop burner of claim 8, wherein: the fire cover body (2) and the firework stabilizing cover (3) are both inwards recessed to form a first notch (13) and a second notch (14) for accommodating the ignition needle (4).
10. The cooktop burner of claim 9, wherein: a thermocouple (300) arranged side by side with the ignition needle (4) is arranged on the base (10), and the thermocouple (300) is also accommodated in the first notch (13) and the second notch (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438133.7A CN109959009B (en) | 2017-12-26 | 2017-12-26 | Fire cover structure of kitchen range burner and burner with fire cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438133.7A CN109959009B (en) | 2017-12-26 | 2017-12-26 | Fire cover structure of kitchen range burner and burner with fire cover structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109959009A CN109959009A (en) | 2019-07-02 |
| CN109959009B true CN109959009B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711438133.7A Active CN109959009B (en) | 2017-12-26 | 2017-12-26 | Fire cover structure of kitchen range burner and burner with fire cover structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN109959009B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594735B (en) * | 2019-09-18 | 2024-04-12 | 广东万和电气有限公司 | Outer ring fire cover and burner |
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|---|---|---|---|---|
| EP0634608A2 (en) * | 1993-07-16 | 1995-01-18 | Officine Meccaniche Defendi S.R.L: | Double ring gas burner |
| CN104864394A (en) * | 2015-05-14 | 2015-08-26 | 德意电器股份有限公司 | Combustor with upwards-arranged flame stabilizing grooves |
| CN106152132A (en) * | 2016-08-03 | 2016-11-23 | 宁波方太厨具有限公司 | cooker burner |
| WO2017088590A1 (en) * | 2015-11-27 | 2017-06-01 | 广东美的厨房电器制造有限公司 | Inner annular flame distributor and gas stove |
| CN208025516U (en) * | 2017-12-26 | 2018-10-30 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner and application have the burner of the fire cover structure |
-
2017
- 2017-12-26 CN CN201711438133.7A patent/CN109959009B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0634608A2 (en) * | 1993-07-16 | 1995-01-18 | Officine Meccaniche Defendi S.R.L: | Double ring gas burner |
| CN104864394A (en) * | 2015-05-14 | 2015-08-26 | 德意电器股份有限公司 | Combustor with upwards-arranged flame stabilizing grooves |
| WO2017088590A1 (en) * | 2015-11-27 | 2017-06-01 | 广东美的厨房电器制造有限公司 | Inner annular flame distributor and gas stove |
| CN106152132A (en) * | 2016-08-03 | 2016-11-23 | 宁波方太厨具有限公司 | cooker burner |
| CN208025516U (en) * | 2017-12-26 | 2018-10-30 | 宁波方太厨具有限公司 | A kind of fire cover structure of cooker burner and application have the burner of the fire cover structure |
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| CN109959009A (en) | 2019-07-02 |
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