CN111853783A

CN111853783A - Burner for gas stove

Info

Publication number: CN111853783A
Application number: CN201910361293.9A
Authority: CN
Inventors: 史丽莎
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-10-30
Anticipated expiration: 2039-04-30
Also published as: CN111853783B

Abstract

The invention relates to a burner for a gas stove, which comprises a base and an inner fire cover arranged on the base, wherein the inner fire cover comprises an annular circumferential wall and a cover body covering the annular circumferential wall, and the cover body is of a sheet structure distributed with fire holes, and is characterized in that: the burner is characterized in that the mesh-type inner fire cover is positioned in the center of the burner, the rotary-arm-type outer fire cover bodies are arranged around the inner fire cover and are integrally spirally radial, and the distance between the mesh-type inner fire cover and the conventional outer fire cover can be effectively compensated, so that the uniformity of the heating pot bottom of the mesh-type inner fire cover is realized.

Description

Burner for gas stove

Technical Field

The invention relates to the field of household kitchen utensils, in particular to a burner for a gas stove.

Background

At present, the fire cover of a gas stove usually comprises an inner ring fire cover and an outer ring fire cover, the heating mode of the fire cover to a pot body is basically the mode of combining an outer ring flame and an inner ring flame, but the center of the fire ring still has no flame, which can cause the heating effect of the center position of the pot bottom to be poor, therefore, the applicant provides an inner ring fire cover which can integrate an inner ring and a middle ring into a whole and can vertically and upwardly directly spray burning flame, and the burner of the domestic gas stove, like the Chinese utility model with the patent number ZL201420412292.5 (the granted number is CN204063043U), the body of the fire cover is provided with an inner ring wall and an outer ring wall, a central through hole is formed in the center of the inner ring wall, an annular channel is formed between the inner ring wall and the outer ring wall, a through hole is formed at the bottom of the annular channel, and the upper cover is of a sheet structure with meshes, the structure can lead the combustion of the inner ring fire cover to be concentrated, and the heat loss brought away by the secondary air is less, so the combustion temperature is higher, and the heat efficiency is better; in addition, the outer ring wall of the fire cover is provided with a thermocouple fire-protecting vent hole and an ignition vent hole, the upper cover of the fire cover is of a sheet structure with mesh holes, although the probability of blockage by overflowing liquid is smaller than that of the fire cover with the general peripheral annular fire hole, the situation that the fire-protecting vent hole, the ignition vent hole and the upper cover on the outer ring wall are blocked by overflowing liquid cannot be avoided, and therefore, the fire cover needs to be further improved; in addition, because the combustor with the sheet structure provided with the fire holes is adopted, the combustor adopts a combustion mode of combining the premixing combustion of the outer ring part and the basic full premixing combustion of the middle ring and the full premixing combustion of the inner ring, the secondary air required by the middle ring and the inner ring is less, and the temperature of the flame for combustion can reach 1000 ℃, so that the diameter of the fire cover integrating the middle ring and the inner ring can be made smaller under the condition of ensuring larger load, the distance between the outer ring part and the middle ring and the inner ring is also relatively larger, the combustor can not uniformly heat the boiler bottom in the use process, and further improvement needs to be carried out on the combustor with the mesh type fire cover.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a burner for a gas stove, which can uniformly heat a pan bottom, and is particularly suitable for a burner with a mesh-type fire cover.

The second technical problem to be solved by the present invention is to provide a burner for a gas stove, in which a mesh-type fire cover is not easily blocked by liquid overflowing, in view of the above-mentioned current state of the art.

The technical scheme adopted by the invention for solving the technical problems is as follows: this a combustor for gas-cooker including:

a base;

the inner fire cover is arranged on the base and comprises an annular peripheral wall and a cover body covering the annular peripheral wall, and the cover body is of a sheet structure with fire holes;

the method is characterized in that: also includes:

the outer fire cover also sets up on the base, outer fire cover is including two at least centers on the outer fire lid of swing arm formula that interior fire cover set up, the outer fire lid of each swing arm formula is followed base circumference interval sets up and wholly is the spiral radial.

In order to further solve the second technical problem, preferably, each of the swing-arm-type outer fire cover bodies includes an outer side end far away from the inner fire cover, an inner side end near the inner fire cover, an inner side end facing the rotation direction of the swing arm, and an outer side edge facing away from the rotation direction of the swing arm, an upper surface of the swing-arm-type outer fire cover body is in a step shape gradually changing from high to low from the outer side end to the inner side end, and the upper surface of the swing-arm-type outer fire cover body gradually inclines from high to low from the outer side end to the inner side end. The overflow liquid is easy to overflow from the pot edge of the pot in the cooking process, the overflow liquid enters the upper surface of the rotary arm type outer fire cover body and is easier to enter the outer side end first, then flows inwards from the outer side end to the inner side end step by step from the upper surface of the rotary arm type outer fire cover body, the overflow liquid flows downwards from the outer side edge to the inner side end gradually while flowing inwards, and finally the overflow liquid enters the inner side end of the rotary arm type outer fire cover body to be less, so that the first layer of protection effect is achieved.

In order to further reduce the possibility that overflowing liquid finally flows from the outer side end to the inner side end of the rotary arm type outer fire cover body, the ladder formed on the upper surface comprises an inner ladder close to the inner fire cover and an outer ladder far away from the inner fire cover, the inner side to the outer side of the inner ladder is gradually reduced outwards, and the inner side to the outer side of the outer ladder is gradually raised outwards. The outer ladder is favorable to the overflow to leading from the outside to the inside of the outer fire lid body of swing arm formula and flow to the low department gradually from the outside limit to inboard side, and does not get into in the ladder, and the ladder further can block leading-in overflow and get into interior fire lid, plays the effect that the second floor protected.

In order to prevent the overflowing liquid from flowing into the inner fire cover through the inner ladder, the top of the annular peripheral wall of the inner fire cover is higher than that of the inner ladder of the swing-arm type outer fire cover body. To act as a third layer of protection.

Further, a gap is formed between every two adjacent outer fire cover bodies, and the upper surfaces of the bases corresponding to the gaps are gradually inclined downwards from inside to outside. The design can make the overflow liquid flowing out from the upper surface of the rotary arm type outer fire cover body from the outer side edge to the inner side edge to the lower part gradually be better discharged onto a gas stove panel or a liquid containing plate.

In order to make up the problem that the burner fire cover in the prior art can not uniformly heat the bottom of a pan, a convex wall is convexly arranged on the top of the outer side edge of the upper surface of the rotary arm type outer fire cover body upwards, at least two fire holes are formed in the outer side edge of the rotary arm type outer fire cover body, and the convex wall forms a water retaining brim of the fire holes. The fire outlet holes are preferably formed in the rotary arm type outer fire cover body, the outer side edge of the rotary arm type outer fire cover body is uniformly distributed from the outer side end to the inner side end at intervals, and the water retaining eaves can prevent the fire outlet holes from being blocked by overflowing liquid.

In order to avoid the influence of the overflowing liquid flowing into the inner fire cover on the burner, the annular peripheral wall is internally detachably connected with an overflowing liquid plug for containing the overflowing liquid, the overflowing liquid plug comprises an annular wall and at least three blades which are arranged along the circumferential direction of the annular wall, are twisted and gradually incline downwards from top to bottom, and gaps among the blades are used for gas to flow into the cover body from bottom to top. To act as a fourth layer of protection.

Further, the lower edge of the blade adjacent to the gap is provided with a baffle wall extending upwards, and the baffle wall and the lower edge jointly form a liquid containing area of the overflow plug.

In order to conveniently take the overflowing liquid plug, the upper edge of each blade is connected with a supporting rod convenient to take.

Compared with the prior art, the invention has the advantages that the mesh-type inner fire cover is positioned at the center of the burner, the rotary arm-type outer fire cover body is arranged around the inner fire cover and is spirally radial as a whole, the distance between the mesh-type inner fire cover and the conventional outer fire cover can be effectively compensated, and the uniformity of the heating pan bottom of the mesh-type inner fire cover is further realized.

Drawings

FIG. 1 is a schematic view of a burner according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic structural diagram of a liquid overflow plug according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of fig. 1.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in FIGS. 1 to 4, the preferred embodiment of the present invention is shown. The combustor for the gas stove in this embodiment is including base 1, set up fire lid 2 in on base 1, this interior fire lid 2 is including annular perisporium 21 and cover lid 22 on it, lid 22 is the slice structure that distributes and has the fire hole, still including the outer fire lid 3 that also sets up on base 1, outer fire lid 3 is including at least two outer fire lid 31 of the arm-type of revolving that set up around interior fire lid 2, each outer fire lid 31 of arm-type of revolving sets up and wholly is the spiral radial along base 1 circumference interval, the interior fire lid 2 that is the net piece formula is located the center of combustor, and the outer fire lid 31 of arm-type of revolving sets up around interior fire lid 2, wholly is the spiral radial, can effectively compensate the interval between fire lid 2 and the conventional outer fire lid 3 in the net piece formula, and then realize the homogeneity at the bottom of the heating pot of the fire lid 2 in the net piece formula. Each of the swing-arm type outer fire cover bodies 31 includes an outer side end 311 far away from the inner fire cover 2, an inner side end 312 near the inner fire cover 2, an inner side end 313 facing the rotation direction of the swing arm, and an outer side end 314 facing away from the rotation direction of the swing arm, the upper surface of the swing-arm type outer fire cover body 31 is in a step shape gradually from high to low from the outer side end 311 to the inner side end 312, and the upper surface of the swing-arm type outer fire cover body 31 gradually inclines from high to low from the outer side end 314 to the inner side end 313. Since the overflowing liquid is easy to overflow from the pot edge of the pot in the cooking process, the overflowing liquid entering the upper surface of the swing-arm-type outer fire cover body 31 is easier to enter the outer side end 311 first, and then flows inwards from the outer side end 311 to the inner side end 312 step by step from the upper surface of the swing-arm-type outer fire cover body 31, but flows downwards gradually from the outer side edge 314 to the inner side end 313 while flowing inwards, and finally the overflowing liquid entering the inner side end 312 of the swing-arm-type outer fire cover body 31 is less, so that the first-layer protection effect is achieved.

In order to further reduce the possibility that the overflowing liquid finally flows into the inner end 312 from the outer end 311 of the rotary arm type outer fire cover body 31, the step formed on the upper surface comprises an inner step 4 adjacent to the inner fire cover 2 and an outer step 5 far away from the inner fire cover 2, the inner side of the inner step 4 gradually decreases outwards from the outer side, the inner side of the outer step 5 gradually raises outwards from the outer side, the outer step 5 is beneficial to guiding the overflowing liquid inwards towards the rotary arm type outer fire cover body 31 from the outer side 314 to the inner side 313 and gradually flows downwards without entering the inner step 4, and the inner step 4 can further prevent the guided overflowing liquid from entering the inner fire cover 2 to play a role of second layer protection. In order to prevent the overflowing liquid from flowing into the inner fire cover 2 through the inner step 4, the top of the annular peripheral wall 21 of the inner fire cover 2 is higher than the top of the inner step 4 of the swing-arm type outer fire cover body 31, so as to play the role of the third layer of protection. In addition, the gap 6 is formed between the adjacent swing-arm type outer fire cover bodies 31, and the upper surface of the base 1 corresponding to the gap 6 is gradually inclined downwards from inside to outside, so that the overflowing liquid flowing out from the upper surface of the swing-arm type outer fire cover body 31 from the outer side edge 314 to the inner side edge 313 to the lower part can be better discharged onto a gas stove panel or a liquid containing plate.

In order to make up the problem that the burner fire cover in the prior art cannot uniformly heat the bottom of the pan, the outer side 314 of the swing-arm-type outer fire cover body 31 is provided with at least two fire outlet holes 3142, the fire outlet holes 3142 are preferably arranged in a manner that the outer side 314 of the swing-arm-type outer fire cover body 31 is uniformly distributed at intervals from the outer side 311 to the inner side 312, in order to avoid the fire outlet holes 3142 from being blocked by spilled liquid, the upper surface of the swing-arm-type outer fire cover body 31 is provided with a convex wall 3141 in an upward protruding manner on the top of the outer side 314, and the convex wall 3141 forms a water retaining brim of the. Finally, in order to avoid the influence of the overflow liquid flowing into the inner fire cover 2 on the burner, the annular peripheral wall 21 is detachably connected with an overflow plug 7 for containing the overflow liquid, correspondingly, the annular peripheral wall 21 of the inner fire cover 2 is provided with a supporting seat for supporting the overflow plug 7, wherein the overflow plug 7 comprises an annular wall 71 and at least three twisted blades 72 which are arranged along the circumferential direction of the annular wall 71 and gradually incline downwards from top to bottom, a gap 6 between the blades 72 is used for gas to flow into the cover body 22 from bottom to top, the lower edge of the blade 72 adjacent to the gap 6 is provided with a baffle wall 721 extending upwards, the baffle wall 721 and the lower edge jointly form a liquid containing area of the overflow plug 7 so as to play a fourth layer of protection effect, and in order to conveniently take the overflow plug 7, the upper edge of each blade 72 is connected with a support rod 722 which is convenient to take.

Claims

1. A burner for a gas range, comprising:

a base (1);

the inner fire cover (2) is arranged on the base (1) and comprises an annular peripheral wall (21) and a cover body (22) covering the annular peripheral wall, and the cover body (22) is of a sheet structure with fire holes distributed;

the method is characterized in that: also includes:

outer fire lid (3), also set up on base (1), outer fire lid (3) are including at least two centers on outer fire lid (31) of swing arm formula that interior fire lid (2) set up, and outer fire lid (31) of each swing arm formula are followed base (1) circumference interval sets up and wholly is the spiral radial.

2. Burner for gas cooktops according to claim 1, characterized in that: each rotary arm type outer fire cover body (31) comprises an outer side end (311) far away from the inner fire cover (2), an inner side end (312) close to the inner fire cover (2), an inner side end (313) facing to the rotary arm rotating direction and an outer side edge (314) back to the rotary arm rotating direction, the upper surface of each rotary arm type outer fire cover body (31) is in a step shape gradually from high to low from the outer side end (311) to the inner side end (312), and the upper surface of each rotary arm type outer fire cover body (31) gradually inclines from high to low from the outer side edge (314) to the inner side end (313).

3. Burner for gas cooktops according to claim 2, characterized in that: the ladder that the upper surface formed is including being close to interior ladder (4) of interior fire lid (2) and keeping away from outer ladder (5) of interior fire lid (2), the inboard of interior ladder (4) outwards reduces to the outside gradually, the inboard of outer ladder (5) outwards raises gradually to the outside.

4. Burner for gas cooktops according to claim 3, characterized in that: the top of the annular peripheral wall (21) of the inner fire cover (2) is higher than the top of the inner step (4) of the swing-arm-type outer fire cover body (31).

5. Burner for gas cooktops according to claim 4, characterized in that: gaps (6) are formed between the adjacent outer fire cover bodies (31), and the upper surfaces of the bases (1) corresponding to the gaps (6) are gradually inclined downwards from inside to outside.

6. The burner for a gas range according to any one of claims 2 to 5, wherein: the upper surface of the rotary arm type outer fire cover body (31) is provided with a convex wall (3141) which protrudes upwards from the top of the outer side edge (314), the outer side edge (314) of the rotary arm type outer fire cover body (31) is provided with at least two fire outlet holes (3142), and the convex wall (3141) forms a water retaining brim of the fire outlet holes (3142).

7. The burner for a gas range according to any one of claims 3 to 5, wherein: the inner part of the annular peripheral wall (21) is detachably connected with a overflowing plug (7) used for containing overflowing liquid, the overflowing plug (7) comprises an annular wall (71) and at least three twisted blades 72 which are arranged along the circumferential direction of the annular wall (71) and gradually incline downwards from top to bottom, and gaps (6) among the blades (72) are used for gas to flow into the cover body (22) from bottom to top.

8. Burner for gas cooktops according to claim 7, characterized in that: the lower edge of the blade (72) adjacent to the gap (6) is provided with a baffle wall (721) extending upwards, and the baffle wall (721) and the lower edge jointly form a liquid containing area of the overflow plug (7).

9. Burner for gas cooktops according to claim 8, characterized in that: the upper edge of each blade (72) is connected with a support rod (722) convenient to take.