CN115183233A

CN115183233A - Gas stove

Info

Publication number: CN115183233A
Application number: CN202210822454.1A
Authority: CN
Inventors: 刘喜岳; 郭佰雷; 万旭杰
Original assignee: Hisense Shandong Kitchen and Bathroom Co Ltd
Current assignee: Hisense Shandong Kitchen and Bathroom Co Ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-10-14
Anticipated expiration: 2042-07-13
Also published as: CN115183233B

Abstract

The application provides a gas stove, relates to gas stove technical field. The pot bottom heating device is used for increasing the contact area of flame and the pot bottom, so that the pot bottom is heated more uniformly and the cooking effect is better. The gas stove comprises at least one burner; the burner includes: a main body; the central fire cover and the outer ring fire cover are positioned on the main body, and the outer ring fire cover surrounds the central fire cover; the outer ring fire cover is buckled with the outer ring of the main body, and a first accommodating cavity for accommodating fuel gas is formed between the outer ring fire cover and the outer ring of the main body; the central fire cover is buckled with the middle part of the main body, and a second accommodating cavity for accommodating fuel gas is formed between the central fire cover and the middle part of the main body; a plurality of side flame holes for communicating the first accommodating cavity with the outside are formed in the outer wall; a plurality of inner flame spraying holes for communicating the first accommodating cavity with the outside are formed in the inclined inner wall; and a plurality of vertical fire holes communicated with the second accommodating cavity and the outside are formed in the top wall of the central fire cover. The application provides a gas-cooker is used for heating the cooking utensil.

Description

Gas stove

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a gas stove.

Background

A gas range is a kitchen appliance heated by a gas fuel such as liquefied petroleum gas, artificial gas, natural gas, etc., and a burner is a component of the gas range.

In some conventional gas stoves, the fire hole of the burner is located outside the fire cover, and the flame emitted is annular and used for heating the pot bottom. However, the fire holes are positioned outside the fire cover, which easily causes no flame at the central area of the pot bottom, and causes the problems of uneven heating of the pot bottom and poor cooking effect.

In still other conventional gas cookers, a burner is used which is provided with a direct injection type fire hole in the middle of a fire cover, and the fire hole is formed in a honeycomb shape. However, secondary air in the inner fire discharge holes is difficult to supplement, smoke is difficult to control, and the smoke is easy to exceed the standard.

Disclosure of Invention

The embodiment of the invention provides a gas stove, which is used for increasing the contact area of flame and a pan bottom, so that the pan bottom is heated more uniformly and the cooking effect is better.

In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:

an embodiment of the invention provides a gas stove, which comprises at least one burner; the burner includes: a main body; the central fire cover and the outer ring fire cover are positioned on the main body, and the outer ring fire cover surrounds the central fire cover; the outer ring fire cover is buckled with the outer ring of the main body, and a first accommodating cavity for accommodating fuel gas is formed between the outer ring fire cover and the outer ring of the main body; the central fire cover is buckled with the middle part of the main body, and a second accommodating cavity for accommodating fuel gas is formed between the central fire cover and the middle part of the main body; the outer ring fire cover comprises an inclined inner wall and an outer wall surrounding the inclined inner wall, the inclined inner wall and the outer wall are arranged in an acute angle, and the inclined inner wall and the central fire cover are arranged in an obtuse angle; the outer wall is provided with a plurality of side flame holes for communicating the first accommodating cavity with the outside; a plurality of inner flame spraying holes for communicating the first accommodating cavity with the outside are formed in the inclined inner wall; and a plurality of vertical fire holes communicated with the second accommodating cavity and the outside are formed in the top wall of the central fire cover.

According to the gas stove provided by the embodiment of the invention, the top wall of the central fire cover is provided with the plurality of vertical fire holes to form a direct-injection flame, so that the convection intensity of flame at the center of the pot bottom is increased, the center of the pot bottom can be heated, the outer ring fire cover is provided with the plurality of side fire holes and the plurality of inner fire holes, the flame formed by being ignited and flowing out through the plurality of side fire holes and the flame formed by being ignited and flowing out through the plurality of inner fire holes are not intersected, the flame formed by being ignited and flowing out through the plurality of side fire holes is sprayed to the periphery of the pot bottom, the flame formed by being ignited and flowing out through the plurality of inner fire holes is sprayed to the center and is diffused from the center to the periphery, therefore, the contact area between the flame and the pot bottom is increased, the pot bottom is heated more uniformly, and the cooking effect is better.

In some embodiments of the present application, the side burner ports extend in a direction away from the inclined inner wall and upwardly; the inner flaming hole extends upwards towards the direction far away from the outer wall.

In some embodiments of the present application, a plurality of the side fire holes are arranged in a circular shape; a plurality of inner fire spraying hole groups are arranged on the inclined inner wall and are sequentially arranged in an annular shape; the inner fire spraying hole group comprises at least two inner spraying holes, and the distance between the at least two inner spraying holes and the edge of the inclined inner wall is different; the vertical fire holes are arranged in an array.

In some embodiments of the present application, the outer wall is further provided with a plurality of first auxiliary fire holes for communicating the first accommodating cavity with the outside; a plurality of first supplementary fire hole is the annular and arranges in proper order, and is located a plurality of the below of the end of giving vent to anger of side flame ports.

In some embodiments of the present application, the first auxiliary fire holes and the side fire holes extend in the same direction.

In some embodiments of the present application, a first flame holding groove recessed toward the first accommodating cavity is disposed on the outer wall, and the first flame holding groove is located below the air outlet end of the side flame hole; the first flame stabilizing groove is provided with a first side wall close to one side of the side flame spraying hole, a second side wall far away from one side of the side flame spraying hole and a first bottom wall connecting the first side wall and the second side wall; the side fire hole penetrates through the first side wall and the first bottom wall; the first auxiliary fire hole penetrates through the second side wall.

In some embodiments of the present application, a plurality of second auxiliary fire holes are further disposed on the outer wall, and the second auxiliary fire holes penetrate through the first side wall and communicate with the side fire holes and the first flame stabilizing grooves.

In some embodiments of the present application, the inclined inner wall is further provided with a plurality of third auxiliary fire holes communicating the first accommodating cavity with the outside; and the third auxiliary fire holes are sequentially arranged in an annular shape and are positioned below the air outlet ends of the inner fire spraying holes.

In some embodiments of the present application, the third auxiliary fire holes correspond to the internal injection fire hole groups one to one.

In some embodiments of the present application, a second flame stabilizing groove recessed toward the first accommodating cavity is further disposed on the inclined inner wall, and the second flame stabilizing groove is located below an air outlet end of the inner flame spraying hole; the second flame stabilizing groove comprises a second bottom wall, and the third auxiliary fire hole penetrates through the second bottom wall.

In some embodiments of the present application, the body comprises: a burner base; the connecting piece is positioned on the combustor base, and the central fire cover is buckled with the middle part of the connecting piece; the connector includes: the bottom wall is connected with the combustor base and is provided with at least one hollow part; the first wall body is positioned on the bottom wall, is perpendicular to the bottom wall and is in an annular shape as a whole; the second wall body is positioned on the bottom wall, is perpendicular to the bottom wall and is annular as a whole; the second wall body surrounds the first side wall, and the height of the second side wall is greater than that of the first side wall; the second wall body is buckled with the end part of the outer wall close to the connecting piece; the first wall body and the end part of the inclined inner wall close to the connecting piece are buckled.

In some embodiments of the present application, the connector comprises: at least one air duct communicating the first wall and the second wall; an air supply inlet of the air conduit is located on the second wall, and an air supply outlet of the air conduit is located on the first wall.

In some embodiments of the present application, the gas range further comprises: a cooking bench; a pan support disposed on the cooktop, the pan support surrounding the outer ring fire cover; and an energy gathering ring arranged on one side of the pot support far away from the cooking bench; the energy gathering rings comprise an outer layer energy gathering ring, a middle layer energy gathering ring and an inner layer energy gathering ring which are sequentially stacked from outside to inside; the inner layer energy gathering ring protrudes towards one side far away from the middle layer energy gathering ring and forms a first cavity with the middle layer energy gathering ring, and the outer layer energy gathering ring protrudes towards one side far away from the middle layer energy gathering ring and forms a second cavity with the middle layer energy gathering ring.

In some embodiments of the present application, an upper end surface of the energy collecting ring is lower than an upper end surface of the pot support, and a distance between the upper end surface of the energy collecting ring and the upper end surface of the pot support ranges from 6mm to 10mm; and/or the lower end surface of the energy-gathering ring is higher than the lower end surface of the pot support, and the distance between the lower end surface of the energy-gathering ring and the lower end surface of the pot support ranges from 20mm to 30mm.

In some embodiments of the present application, the outer diameter of the shaped ring has a size in the range of: 250 mm-320 mm; the size of the inner diameter of the energy gathering ring is larger than the size of the outer diameter of the outer wall.

Drawings

Fig. 1A is an external structural view of a gas range according to an embodiment of the present invention;

fig. 1B is an external structural view of another gas range according to an embodiment of the present invention;

FIG. 2A is an external structural view of a burner according to an embodiment of the present invention;

FIG. 2B is a top view of a combustor provided by an embodiment of the present invention;

FIG. 2C is a cross-sectional view of a burner provided in accordance with an embodiment of the present invention;

FIG. 2D is a block diagram of the exterior of a connector according to an embodiment of the present invention;

fig. 3 is an external structural view of a gas range according to another embodiment of the present invention;

FIG. 4A is a cross-sectional view of another alternative burner provided in accordance with an embodiment of the present invention;

FIG. 4B is a partial enlarged view of FIG. 4A;

FIG. 5A is a cross-sectional view of another alternative burner provided in accordance with an embodiment of the present invention;

FIG. 5B is a partial enlarged view of FIG. 5A;

fig. 6A is an external structural view of an outer ring fire cover according to an embodiment of the present invention;

FIG. 6B is a cross-sectional view of an outer ring fire cover according to an embodiment of the present invention;

fig. 7 is an exploded view of a gas range according to an embodiment of the present invention;

fig. 8A is a top view of a gas range according to an embodiment of the present invention;

fig. 8B is a top view of another gas range according to an embodiment of the present invention;

FIG. 9A is a cross-sectional view of a power ring and pan support provided in accordance with an embodiment of the present invention;

fig. 9B is an external structural view of a gas range according to an embodiment of the present invention.

Reference numerals: 1-a burner; 2-a cooking bench; 3-pot support; 4-energy gathering ring; 5-liquid containing disc; 6-electromagnetic valve; 10-a body; 20-a central fire cover; 30-outer ring fire cover; 31-an inclined inner wall; 32-an outer wall; 40-a first receiving cavity; 41-outer layer energy gathering ring; 42-a medial ring; 43-inner layer energy gathering ring; 50-a second receiving chamber; 60-inner ring injection pipe; 70-outer ring injection pipe; 100-a gas stove; 110-a base; 120-a connector; 210-outer flame ports; 211-vertical fire holes; 310-inner fire hole group; 311-inner flame holes; 312-third auxiliary fire hole; 320-side fire hole; 321-a first auxiliary fire hole; 322-a first flame holding tank; 323-second auxiliary fire hole; 412-a first cavity; 413-a second cavity; 1201-a first wall; 1202-a second wall; 1203-air ducts; 1210-bottom wall; 1211-a hollowed-out portion; 3131 — a second bottom wall; 3221-a first side wall; 3222-a second side wall; 3223-first bottom wall.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

With the development of society, the gas stove becomes a necessary kitchen utensil in people's life.

As shown in fig. 1A, the embodiment of the present application provides a gas range 100.

In some examples, as shown in fig. 1A, the gas range 100 includes at least one burner 1.

Exemplarily, the number of the burners 1 may be one or more. For example, the number of the burners 1 is one, as shown in fig. 1A and 1B.

Illustratively, a burner is a device that causes fuel and air to be ejected in a manner for mixed combustion.

In one implementation, as shown in FIG. 1B, the arrows are the path of the flame. The burner 1 sprays two flames which are both upwards inclined towards the periphery of the pot bottom. Therefore, the problem that no flame exists in the center of the pot bottom easily, the pot bottom is heated unevenly, and the cooking effect is poor is easily caused.

Based on this, in the embodiment of the present application, the burner 1 includes a main body 10, a center fire cover 20, and an outer ring fire cover 30.

Illustratively, as shown in fig. 2A and 2C, the center cap 20 and the outer ring cap 30 are located on the body 10.

Illustratively, as shown in fig. 2B and 2C, outer ring fire cover 30 surrounds central fire cover 20.

In some examples, as shown in fig. 2A and 2C, outer ring fire cover 30 is generally inverted "7" shaped.

In some examples, as shown in fig. 2A and 2C, the outer ring fire cap 30 is snap-fitted with the outer ring of the main body 10.

Illustratively, as shown in fig. 2C, a first accommodating cavity 40 for accommodating gas is formed between the outer ring fire cover 30 and the outer ring of the main body 10.

In some examples, as shown in fig. 2A and 2C, the central fire cover 20 is snap-fitted to the middle of the main body 10.

Illustratively, as shown in fig. 2C, a second receiving chamber 50 for receiving gas is formed between the central fire cover 20 and the middle portion of the main body 10.

In some examples, as shown in fig. 2A, the top wall of central fire lid 20 may be of a circular configuration.

Illustratively, the diameter of the top wall of the central fire cover 20 may range from 30mm to 45mm. For example, the diameter of the top wall of the central fire lid 20 may be 30mm, 33mm, 36mm, 39mm, 42mm, 45mm, etc. The embodiments of the present application are not limited in this regard.

In some examples, as shown in fig. 2A and 2C, the outer ring fire cover 30 includes an inclined inner wall 31 and an outer wall 32 surrounding the inclined inner wall 31.

In some examples, as shown in fig. 2A, the sloped inner wall 31 may be in a ring-like configuration,

in some examples, as shown in fig. 2A and 2C, the inclined inner wall 31 is entirely concave downward and has a conical structure.

For example, as shown in fig. 2A and 2C, the edge of the inclined inner wall 31 close to the central fire lid 20 is inclined downward with respect to the edge of the inclined inner wall 31 away from the central fire lid 20.

Illustratively, the outer diameter of the inclined inner wall 31 may range from 110mm to 130mm. For example, the outer diameter of the inclined inner wall 31 may be 110mm, 114mm, 118mm, 122mm, 126mm, 130mm, or the like. The embodiments of the present application are not limited thereto.

Illustratively, the inner diameter of the inclined inner wall 31 may range from 70mm to 90mm. For example, the inner diameter of the inclined inner wall 31 may be 70mm, 75mm, 80mm, 85mm, 90mm, or the like. The embodiments of the present application are not limited in this regard.

In some examples, as shown in fig. 2A and 2C, the sloped inner wall 31 and the outer wall 32 are disposed at an acute angle therebetween.

Illustratively, the included angle between the inclined inner wall 31 and the outer wall 32 may range from 30 ° to 50 °. For example, the angle between the inclined inner wall 31 and the outer wall 32 may be 30 °, 35 °, 40 °, 45 °, 50 °, etc. The embodiments of the present application are not limited thereto.

Illustratively, as shown in fig. 2A and 2C, the inclined inner wall 31 is disposed at an obtuse angle with respect to the central fire cover 20.

Illustratively, the angle between the inclined inner wall 31 and the central fire cover 20 may range from 130 ° to 150 °. For example, the angle between the inclined inner wall 31 and the central fire cover 20 may be 130 °, 135 °, 140 °, 145 °, 150 °, etc. The embodiments of the present application are not limited thereto.

In some examples, as shown in fig. 2A and 2C, the outer wall 32 is provided with a plurality of side fire holes 320; a plurality of inner flame holes 311 are formed in the inclined inner wall 31; the top wall of the central fire cover 20 is provided with a plurality of vertical fire holes 211.

In some examples, the plurality of inner flame holes 311 communicate the first receiving chamber 40 with the outside.

In some examples, the plurality of inner flame ports 311 may be circular ports; the diameters of the plurality of inner flame holes 311 may be the same or different.

Illustratively, the inner flame holes 311 may have a hole diameter ranging from 1.2mm to 2mm. For example, the inner flame holes 311 may have a hole diameter of 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2mm, etc. The embodiments of the present application are not limited thereto.

In some examples, the plurality of side fire holes 320 communicate the first receiving chamber 40 with the outside.

In some examples, the plurality of side flame holes 320 may be circular holes; the diameters of the plurality of side fire holes 320 may be the same or different.

Illustratively, the diameter of the side fire holes 320 may range from 2.0mm to 3.0mm. For example, the diameter of the side fire holes 320 may be 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, etc. The embodiments of the present application are not limited in this regard.

In some examples, the plurality of vertical fire holes 211 communicate the second receiving chamber 50 with the outside.

In some examples, the plurality of vertical fire holes 211 may be circular holes; the plurality of vertical fire holes 211 may have the same or different diameters.

Illustratively, the diameter of the vertical fire holes 211 may range from 1.6mm to 2.4mm. For example, the diameter of the vertical fire holes 211 may be 1.6mm, 1.8mm, 2.0mm, 2.2mm, 2.4mm, etc. The embodiments of the present application are not limited in this regard.

In some implementations, multiple layers of honeycomb-type direct fire injection holes are arranged on the top wall and the annular side wall of the central fire cover 20, and secondary air supplement of the inner fire discharge holes is difficult, so that smoke is difficult to control.

In the above example of the present application, the vertical fire holes 211 are only arranged on the top wall of the central fire cover 20, and compared with the prior art in which the multilayer honeycomb type direct fire holes are arranged on the top wall and the annular side wall of the central fire cover 20, the number of fire holes is reduced, and the generated smoke can be reduced.

Illustratively, the gas in the first accommodating chamber 40 flows out through the plurality of side fire holes 320 and the plurality of inner fire holes 311 and is ignited to form a flame; the gas in the second receiving chamber 50 flows out through the plurality of vertical fire holes 211 and is ignited to form a flame.

Illustratively, as shown in fig. 2A and 3, the arrows in fig. 3 are the path of the flame. The flame direction formed by the combustion gas flowing out of the vertical flame holes 211 and being ignited is vertical and upward to form a direct-injection flame, the center of the bottom of the boiler is heated, and the direct-injection flame is not easy to blow out by wind, so that the wind-proof effect can be achieved; the gas flows out from the side flame holes 320 and is ignited to form flame which is sprayed to the outer side of the pot bottom to form outer ring flame; the gas flows out from the inner flame holes 311 and is ignited to form flame, the flame is sprayed to the center of the pan bottom and is diffused from the center of the pan bottom to the peripheral direction.

In this embodiment, set up a plurality of perpendicular fire holes 211 on the roof of center fire lid 20, form and directly spout the flame, the flame convection intensity of bottom of a boiler center department has been increased, can heat bottom of a boiler center department, be provided with a plurality of side burner holes 320 and a plurality of interior burner holes 311 on the outer lane fire lid 30, the flame that is lighted the formation through a plurality of side burner holes 320 outflow and is lighted the flame disjunctor that forms through a plurality of interior burner holes 311 outflow, the flame that is lighted the formation through a plurality of side burner holes 320 outflow sprays to bottom of a boiler periphery, the flame that is lighted the formation through a plurality of interior burner holes 311 sprays to the center, and by center to peripheral direction diffusion, therefore, the area of contact of flame with the bottom of a boiler has been increased, make the bottom of a boiler be heated more evenly, the culinary art effect is better.

In some embodiments, as shown in fig. 4A and 4B, the side fire holes 320 extend upward away from the inclined inner wall 31; the inner flame-throwing holes 311 extend upward in a direction away from the outer wall 32.

For example, the extending directions of the plurality of side fire holes 320 may be the same or different; the plurality of inner flame holes 311 may extend in the same direction or in different directions. The embodiments of the present application are not limited thereto.

Illustratively, the angle between the extending direction of the plurality of side fire holes 320 and the horizontal plane is greater than 0 °, and the angle between the extending direction of the plurality of side fire holes 320 and the horizontal plane is less than 90 °. For example, the plurality of side fire holes 320 extend at an angle of 45 ° to the horizontal plane.

In some examples, the plurality of inner flame holes 311 extend at an angle to the plane of the inclined inner wall 31.

Illustratively, the angle between the extending direction of the plurality of inner flame-throwing holes 311 and the plane of the inclined inner wall 31 ranges from 45 ° to 135 °. For example, the angle between the extending direction of the plurality of inner flame holes 311 and the plane in which the inclined inner wall 31 is located may be 45 °, 65 °, 90 °, 105 °, 120 °, 135 °, and the like. The embodiments of the present application are not limited in this regard.

Through the arrangement, the gas in the first accommodating cavity 40 can flow into the side flame holes 320 and the inner flame holes 311 conveniently, the gas flows out through the side flame holes 320 and is ignited to form flame, and the gas flows out through the inner flame holes 311 and is ignited to form flame, the gas flows out through the side flame holes 320 and is ignited to form flame, the flame is upwards sprayed to the periphery of the pot bottom, the gas flows out through the inner flame holes 311 and is ignited to form flame, the flame is upwards sprayed to the center of the pot bottom, and the flame is diffused to the periphery of the pot bottom from the center of the pot bottom.

In some embodiments, as shown in FIG. 2A, a plurality of side fire holes 320 are arranged in a circular array.

Illustratively, the distance between any two adjacent side fire holes 320 in the plurality of side fire holes 320 is equal.

Illustratively, the flames from the plurality of side-firing holes 320 are annular and uniformly distributed circumferentially along the outer wall 32 to form a steady, circular flow of hot gases.

In some examples, as shown in FIGS. 2A and 2C, inner inclined wall 31 has a plurality of inner flame hole groups 310 disposed thereon.

In some examples, as shown in FIGS. 2A and 2C, the plurality of inner fire hole sets 310 are arranged in an annular array.

In some examples, as shown in FIGS. 2A and 2C, the inner flame hole group 310 includes at least two inner flame holes 311.

For example, each inner flame hole group 310 may include the same or different number of inner flame holes 311.

For example, the inner fire hole group 310 may include two or more inner fire holes 311.

For example, as shown in FIGS. 2A and 2C, each inner flame hole group 310 includes the same number of inner flame holes 311, and each inner flame hole group 310 includes three inner flame holes 311.

Illustratively, the inner fire hole set 310 includes at least two inner fire holes 311 having different spacings from the edge of the inclined inner wall 31. For example, as shown in fig. 2A and 2C, the three inner fire hole holes 311 included in the inner fire hole group 310 are sequentially distant from the edge of the inclined inner wall 31.

In this example, since the at least two inner flame holes 311 included in the inner flame hole group 310 have different distances from the edge of the inclined inner wall 31, the gas flows out of the at least two inner flame holes 311 included in the plurality of inner flame hole groups 310 and is ignited to form flames, and the contact area with the pan bottom is further increased, so that the pan bottom is heated more uniformly, and the cooking effect is better.

In some examples, as shown in fig. 2A, the plurality of vertical fire holes 211 are arranged in an array. Therefore, flames ejected by the vertical fire holes 211 are more uniform and stable, and the bottom of the pan is heated more uniformly.

In some embodiments, as shown in fig. 4A and 4B, the outer wall 32 is further provided with a plurality of first auxiliary fire holes 321.

In some examples, the first auxiliary fire hole 321 communicates the first receiving chamber 40 with the outside.

In some examples, the first auxiliary fire holes 321 are sequentially arranged in a ring shape and are located below the air outlet ends of the side fire holes 320.

It should be noted that the air outlet end of the fire hole refers to: the gas in the fire hole flows out of one end of the fire hole. Correspondingly, the air inlet end of the fire hole refers to: the gas in the fire hole flows into one end of the fire hole.

Illustratively, the gas outlet end of the side fire hole 320 refers to: the combustion gas flows out of one end of the side fire hole 320 in the side fire hole 320.

For example, the plurality of first auxiliary fire holes 321 may be circular holes; the diameters of the first auxiliary fire holes 321 may be the same or different.

Illustratively, the first auxiliary fire holes 321 may have a hole diameter ranging from 1.2mm to 1.7mm. For example, the diameter of the vertical fire holes 211 may be 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, etc. The embodiments of the present application are not limited in this regard.

In this embodiment, the first auxiliary fire holes 321 and the side fire holes 320 form a double-layer fire hole structure, which enhances the combustion stability of the outer ring flame formed by the outer ring flame flowing out of the side fire holes 320 and ignited.

In some embodiments, the first auxiliary fire holes 321 extend in the same direction as the side fire holes 320.

Illustratively, the extending directions of the first auxiliary fire holes 321 are all greater than 0 ° and less than 90 ° from the horizontal plane; the included angles between the extending directions of the side fire holes 320 and the horizontal plane are all larger than 0 degree and smaller than 90 degrees.

For example, the first auxiliary fire holes 321 extend at an angle of 45 ° to the horizontal plane, and the side fire holes 320 extend at an angle of 45 ° to the horizontal plane.

By adopting the arrangement, the outer ring flames formed by the first auxiliary fire holes 321 are parallel to the outer ring flames formed by the side fire holes 320, so that the coverage area of the flames on the pot bottom is increased, and the combustion stability of the outer ring flames is further enhanced.

In some embodiments, as shown in fig. 4A and 4B, the outer wall 32 is further provided with a first flame holding groove 322 recessed toward the first accommodating chamber 40.

In some examples, as shown in fig. 4A and 4B, the first flame holding grooves 322 are located below the gas outlet ends of the side fire holes 320.

In some examples, as shown in fig. 4B, the first flame holding groove 322 has a first side wall 3221 near a side of the side fire hole 320, a second side wall 3222 away from a side of the side fire hole 320, and a first bottom wall 3223 connecting the first side wall 3221 and the second side wall 3222.

Illustratively, the width of the first flame holding groove 322 may range from 0.6mm to 1.0mm. For example, the width of the first flame holding groove 322 may be 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, or the like. The embodiments of the present application are not limited thereto.

Illustratively, the width of the first flame holding groove 322 is: a distance between first side wall 3221 and second side wall 3222.

In some examples, as shown in fig. 4B, the side firing holes 320 extend through the first side wall 3221 and the first bottom wall 3223. Thereby, the side fire holes 320 are made to communicate with the first flame holding groove 322.

In some examples, as shown in fig. 4B, the first auxiliary fire holes 321 extend through the second side wall 3222. Thereby, the first auxiliary fire holes 321 are made to communicate with the first flame holding groove 322.

In this embodiment, the first auxiliary fire hole 321 penetrates through the second side wall 3222, so that the first flame holding groove 322 is communicated with the first auxiliary fire hole 321, the first auxiliary fire hole 321 is communicated with the first accommodating cavity 40, so that the first flame holding groove 322 is communicated with the first accommodating cavity 40, the first flame holding groove 322 is further communicated with the outside, the gas in the first accommodating cavity 40 flows into the first flame holding groove 322 through the first auxiliary fire hole 321, the gas is ignited at the first flame holding groove 322, the flame sprayed through the first flame holding groove 322 is fused with the flame sprayed from the side fire holes 320, the flame of the side fire holes 320 can be prevented from moving, the flame leaving phenomenon during combustion is optimized, the primary air coefficient of the burner 1 is improved, and thus the flame can be strengthened and plays roles in flame holding and flame transfer; moreover, the first flame stabilizing grooves 322 may supplement flames emitted from the first auxiliary fire holes 321 at the root portions thereof, thereby preventing the flames emitted from the first auxiliary fire holes 321 from leaving flames.

The flame-out phenomenon is a phenomenon in which a part of the flame just comes out of the flame hole, and when the flame completely comes out of the flame hole, the flame is called as flame-out. Also, both flame-out and flame-out can result in flame extinguishment, causing accidents. The backfire phenomenon of the gas cooker is that flame retracts into a fire hole, burns in the gas cooker, generates noise, causes burning tools or other equipment to be burnt out, often causes the flame to be extinguished, and causes poisoning and explosion accidents. The fire-removing phenomenon of the gas cooker is that when the air flow speed at the outlet of the fire hole is increased to a certain value, the air flow speed component in the normal direction of a certain point of a flame surface is greater than the combustion speed, at the moment, the flame is obviously raised, the root roll sucks excessive secondary air, the concentration of the secondary air is diluted, the temperature of the secondary air is reduced, the secondary air leaves the flame, and the fire-removing phenomenon can occur along with the continuous increase of the air flow at the outlet.

In some embodiments, as shown in fig. 5A, a plurality of second auxiliary fire holes 323 are also provided on the outer wall 32.

For example, the plurality of second auxiliary fire holes 323 may be circular holes; the diameters of the plurality of second auxiliary fire holes 323 may be the same or different.

Illustratively, as shown in fig. 5B, the second auxiliary fire holes 323 penetrate the first sidewall 3221 and communicate with the first flame holding grooves 322 and the side fire holes 320.

In this embodiment, the second auxiliary fire hole 323 penetrates the first side wall 3221, so that the first flame holding groove 322 and the side fire holes 320 communicate, and the second auxiliary fire hole 323 communicates with the first accommodating chamber 40, so that the gas in the first accommodating chamber 40 can also flow into the first flame holding groove 322 through the side fire holes 320, and is ignited at the first flame holding groove 322, and the flame sprayed through the first flame holding groove 322 is merged with the flame sprayed from the side fire holes 320.

In some embodiments, as shown in fig. 6A, a plurality of third auxiliary fire holes 312 are further provided on the inclined inner wall 31.

Illustratively, the third auxiliary fire hole 312 communicates the first receiving chamber 40 with the outside.

For example, the plurality of third auxiliary fire holes 312 may be circular holes; the third auxiliary fire holes 312 may have the same or different diameters.

Illustratively, the diameter of the third auxiliary fire holes 312 may range from 1.2mm to 1.7mm. For example, the third auxiliary fire holes 312 may have a hole diameter of 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, etc. The embodiments of the present application are not limited thereto.

In some examples, as shown in fig. 6A, the plurality of third auxiliary fire holes 312 are sequentially arranged in a ring shape and are located below the gas outlet ends of the plurality of inner fire holes 311.

Thus, the plurality of inner burner holes 311 and the plurality of third auxiliary burner holes 312 form a double-layered burner hole structure, and the combustion stability of the inner ring flame injected through the plurality of inner burner holes 311 is enhanced.

In some embodiments, as shown in FIG. 6A, the third auxiliary fire holes 312 correspond to the inner fire hole groups 310 one-to-one.

Illustratively, 15 inner fire hole groups 310 are arranged on the inclined inner wall 31, and the number of the third auxiliary fire holes 312 is 15. A third auxiliary fire hole 312 corresponds to an inner fire hole group 310.

In some embodiments, as shown in fig. 6B, the inclined inner wall 31 is further provided with a second flame holding groove 313 recessed toward the first receiving cavity.

In some examples, as shown in fig. 6B, the second flame holding groove 313 is located below the gas outlet end of the inner burner 311.

Illustratively, as shown in FIG. 6B, the second flame holding groove 313 includes a second bottom wall 3131.

Illustratively, the third auxiliary fire hole 312 extends through the second bottom wall 3131.

Illustratively, the width of the second flame holding groove 313 may range from 0.6mm to 1.0mm. For example, the width of the first flame holding groove 322 may be 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, or the like. The embodiments of the present application are not limited in this regard.

Illustratively, the width of the second flame holding groove 313 means: the distance between both sidewalls of the second flame holding groove 313.

In this embodiment, the third auxiliary fire hole 312 penetrates through the second bottom wall 3131 of the second flame holding groove 313, so that the third auxiliary fire hole 312 is communicated with the second flame holding groove 313, the third auxiliary fire hole 312 is communicated with the first accommodating cavity 40, so that the second flame holding groove 313 is communicated with the first accommodating cavity 40, the second flame holding groove 313 is further communicated with the outside, the gas in the first accommodating cavity 40 flows into the second flame holding groove 313 through the third auxiliary fire hole 312, the gas is ignited at the second flame holding groove 313, the flame sprayed through the second flame holding groove 313 is fused with the flame sprayed through the inner flame spraying hole 311, the flame channeling of the inner flame spraying hole 311 can be prevented, the flame leaving phenomenon of combustion is optimized, the primary air coefficient of the burner is improved, and thus the flame can be strengthened, and the flame holding and flame transferring effects are achieved.

In some embodiments, as shown in fig. 2A, the body 10 includes a burner base 110, a connector 120.

In some examples, as shown in fig. 2A, the connector 120 is positioned on the burner base 110 and the central fire lid 20 is snapped onto the middle portion 1200 of the connector 120.

In some examples, as shown in fig. 2D, the connector 120 includes a bottom wall 1210 connected to the burner base 110.

In some examples, as shown in fig. 2D, at least one cutout 1211 is disposed on the bottom wall 1210.

In some examples, as shown in fig. 2D, connector 120 further includes a first wall 1201 on bottom wall 1210, and a second wall 1202 on bottom wall 1210.

Illustratively, as shown in fig. 2D, the first wall 1201 is perpendicular to the bottom wall 1210, and the first wall 1201 is generally annular.

Illustratively, as shown in fig. 2D, the second wall 1202 is perpendicular to the bottom wall 1210, and the second wall 1202 is generally annular.

Illustratively, the second wall 1202 surrounds the first wall 1201, and the height of the second wall 1202 is greater than the height of the first wall 1201.

Illustratively, the second wall 1202 is snap-fitted to the end of the outer wall 32 near the connector 120; the first wall 1201 is engaged with the end of the inclined inner wall 31 near the connection member 120.

In some examples, the distance between the upper end of the central fire cover 20 and the bottom wall 1210 of the connector 120 ranges from 16mm to 20mm. For example, the distance between the upper end of the central fire cover 20 and the bottom wall 1210 of the connector 120 is 16mm, 17mm, 18mm, 19mm, 20mm, etc. The embodiments of the present application are not limited thereto.

In some examples, the distance between the upper end of outer ring fire cover 30 and bottom wall 1210 of connector 120 is in the range of 30mm to 34mm. For example, the distance between the upper end of the outer ring fire cover 30 and the bottom wall 1210 of the connector 120 is 30mm, 31mm, 32mm, 33mm, 34mm, etc. The embodiments of the present application are not limited thereto.

Illustratively, the upper end of the outer ring fire cover 30 is higher than the upper end of the central fire cover 20 by a distance ranging from 10mm to 18mm. For example, the upper end of the outer fire cover 30 is spaced 10mm, 12mm, 14mm, 16mm, 18mm, etc. higher than the upper end of the central fire cover 20. The embodiments of the present application are not limited in this regard.

In some embodiments, as shown in fig. 2D, connector 120 further includes at least one air conduit 1203 communicating first wall 1201 and second wall 1202.

Illustratively, the air supply inlet of the air duct 1203 is located on the second wall 1202, and the air supply outlet of the air duct 1203 is located on the first wall 1201.

It should be noted that the air supply inlet of the air pipe 1203 refers to: the outside air in the air duct 1203 enters one end of the air duct 1203. Correspondingly, the air supply outlet of the air pipe 1203 is: in the air duct 1203, outside air flows out of one end of the air duct 1203.

Illustratively, the width of the air conduit 1203 ranges from 11mm to 15mm. For example, the width of the air tube 1203 ranges from 11mm, 12mm, 13mm, 14mm, 15mm, etc. The embodiments of the present application are not limited in this regard.

Illustratively, the air pipe 1203 is used for providing secondary air to the vertical fire holes 211, so that the gas flowing out through the vertical fire holes 211 is more fully combusted, and the combustion efficiency of the gas is improved.

In some embodiments, as shown in fig. 2A and 2B, the burner 1 further includes an inner annular ejector tube 60 and an outer annular ejector tube 70.

Illustratively, the inner ring injection tube 60 is in communication with the second receiving chamber 50. The fuel gas is sucked into the inner ring injection pipe 60 from the opening of the inner ring injection pipe 60, the fuel gas entering the inner ring injection pipe 60 flows into the second accommodating cavity 50, and finally flows out through the vertical fire hole 211 and is ignited to form flame.

Illustratively, the outer annular ejector tube 70 communicates with the first receiving chamber 40. The fuel gas is sucked into the outer ring injection pipe 70 from the opening of the outer ring injection pipe 70, the fuel gas entering the outer ring injection pipe 70 flows into the first accommodating cavity 40, and finally flows out through the side fire holes 320 and the inner fire holes 311 and is ignited to form flame.

In some embodiments, as shown in fig. 7, 8A and 8B, the gas range 100 further includes a cooktop 2, a pan support 3, and a gathering ring 4.

Illustratively, as shown in fig. 1A and 8B, the pot holder 3 is placed on the cooktop 2, and the pot holder 3 is disposed around the outer ring fire cover 30.

Illustratively, the pan support 3 is used to support cookware (e.g., a pan, wok, etc.).

Illustratively, the energy concentrating ring 4 is placed on a side of the pot support 3 remote from the hob 2.

Illustratively, the pan support 3 is provided with a plurality of support legs. The energy-gathering ring 4 is provided with an opening corresponding to the support leg 21, and the support leg of the pot support 3 extends into the opening of the energy-gathering ring 4.

Illustratively, the energy concentrating ring 4 may have a ring structure.

Illustratively, the energy gathering ring 4 is concave downward as a whole and has a conical structure.

For example, the edge of the power ring 4 close to the outer ring fire cover 30 is inclined downward relative to the edge of the power ring 4 far from the outer ring fire cover 30.

In some examples, as shown in fig. 9A and 9B, the concentrator ring 4 includes an outer concentrator ring 41, a middle concentrator ring 42, and an inner concentrator ring 43 stacked in this order from outside to inside.

Illustratively, the middle layer concentrator ring 42 may be selected from a less reflective material. Such as metallic aluminum, etc.

Illustratively, the outer diameter of the shaped ring 4 may range from 250mm to 320mm. For example, the outer diameter of the shaped ring 4 may be 250mm, 270mm, 280mm, 300mm, 310mm, 320mm, etc. The embodiments of the present application are not limited in this regard.

As can be understood by those skilled in the art, the outer diameter of the energy collecting ring 4 is too large, which may cause the energy collecting ring 4 not to collect heat effectively, which may cause heat dissipation and affect the thermal efficiency; the outer diameter of the energy collecting ring 4 is too small, the accommodating cavity formed by the energy collecting ring 4 and the pot bottom is small, secondary air supplement of the vertical fire hole 211 is insufficient easily, smoke is difficult to control, carbon monoxide in the smoke is high, and the problem that the smoke exceeds the standard easily is caused.

In the above example of the present application, the outer diameter of the energy collecting ring 4 ranges from 250mm to 320mm, which can collect heat well and prevent heat from dissipating, thereby improving the thermal efficiency; in addition, the problems that secondary air supplement of the vertical fire holes 211 is insufficient, smoke is difficult to control, and carbon monoxide in the smoke is high to cause the smoke to exceed the standard can be effectively solved.

Illustratively, the inner diameter of the energy concentrating ring 4 is larger than the outer diameter of the outer wall 32, so that the energy concentrating ring 4 can surround the burner 1, and the energy concentrating ring 4 can concentrate flame, prevent heat from dissipating, and improve heat efficiency. Moreover, the energy-gathering ring 4 can prevent the flame from being blown out by wind and keep the flame to be stably burnt; the energy gathering ring 4 can isolate external cold air from flame of a gas stove, so that heat generated during combustion of the gas is gathered, the flame is more concentrated, and the combustion efficiency is improved.

Illustratively, as shown in fig. 9A and 9B, the outer concentrator ring 41 projects away from the medial concentrator ring 42 and forms a first cavity 412 with the medial concentrator ring 42.

Illustratively, as shown in fig. 8, the inner concentrating ring 43 projects away from the medial concentrating ring 42 and forms a second cavity 413 with the medial concentrating ring 42.

In this embodiment, the outer-layer energy-gathering ring 41 protrudes to a side away from the middle-layer energy-gathering ring 42, so that the volume of the first cavity 412 formed by the outer-layer energy-gathering ring 41 and the middle-layer energy-gathering ring 42 is larger, the heat conduction resistance of the energy-gathering ring 4 is increased, heat loss is prevented, and the heat efficiency is further improved; the inner-layer energy-gathering ring 43 protrudes towards one side far away from the middle-layer energy-gathering ring 42, so that the volume of a second cavity 413 formed by the inner-layer energy-gathering ring 43 and the middle-layer energy-gathering ring 42 is larger, the heat conduction resistance is increased, the heat loss is prevented, and the heat efficiency is further improved.

In some examples, as shown in fig. 9B, there is a gap between the edge of the energy concentrating ring 4 near the outer ring fire cap 30 and the outer ring fire cap 30. External air can get into through this clearance, provides secondary air to a plurality of side burner ports 320 for the gas that flows out through side burner port 320 burns more fully, has improved the combustion efficiency of gas.

Illustratively, the width of the gap between the edge of the energy gathering ring 4 close to the outer ring fire cover 30 and the outer ring fire cover 30 is in the range of 5mm to 10mm. For example, the width of the gap between the edge of the energy concentrating ring 4 close to the outer ring fire cover 30 and the outer ring fire cover 30 may be 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, etc. The embodiments of the present application are not limited thereto.

In some examples, the first auxiliary fire holes 321 are higher than an end of the inner layer energy concentrating ring 43 close to the outer ring fire cover 30. Therefore, the heat convection coefficient of the surface of the inner-layer energy-gathering ring 43 is reduced, and the heat conduction resistance of the energy-gathering ring 4 is increased, so that the energy-gathering ring 4 has a good heat-gathering effect, and the heat efficiency is further improved.

Illustratively, the height difference between the first auxiliary fire holes 321 and one end of the inner energy concentrating ring 43 close to the outer ring fire cover 30 ranges from 1mm to 6mm. For example, the height difference between the first auxiliary fire hole 321 and the end of the inner energy concentrating ring 43 close to the outer ring fire cover 30 may be 1mm, 2mm, 3mm, 4mm, 5mm, 6mm, and the like. The embodiments of the present application are not limited in this regard.

In some examples, the minimum distance between the central axis of the side burner ports 320 and the inner layer energy concentrating ring 43 ranges from 3mm to 8mm.

For example, the minimum distance between the central axis of the side burner ports 320 and the inner layer energy concentrating ring 43 is 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, etc. The embodiments of the present application are not limited thereto.

In some embodiments, as shown in fig. 9A, the upper end surface of the energy concentrating ring 4 is lower than the upper end surface of the pan support 3.

Illustratively, the distance between the upper end surface of the energy collecting ring 4 and the upper end surface of the pot support 3 is in a range of 6mm to 10mm. For example, the distance between the upper end surface of the energy collecting ring and the upper end surface of the pot holder is 6mm, 7mm, 8mm, 9mm, 10mm, and the like, which is not limited in the embodiments of the present application.

Illustratively, high-temperature flue gas after combustion flowing out of the inner flame holes 311 and the vertical flame holes 211 can be discharged out of the pot body through a gap between the upper end surface of the energy-gathering ring 4 and the upper end surface of the pot support 3.

In some examples, as shown in fig. 9A, the lower end face of the energy concentrating ring 4 is higher than the lower end face of the pan support 3.

It should be noted that after the cookware is placed on the pan support 3, some carbon monoxide may be generated. The upper end surface of the pot support 3 is higher than the upper end surface of the energy gathering ring 4, so that the flame can be fully contacted with oxygen, and the generation of carbon monoxide is reduced.

Illustratively, the distance between the lower end surface of the energy collecting ring 4 and the lower end surface of the pan support 3 is in the range of 20mm to 30mm. For example, the distance between the lower end surface of the energy collecting ring 4 and the lower end surface of the pan support 3 is 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, etc., which is not limited in the embodiments of the present application.

Illustratively, air may enter the vicinity of the vertical fire holes 211 and the inner fire holes 311 through a gap between the lower end surface of the energy collecting ring 4 and the lower end surface of the pan support 3, and provide secondary air supplement to the vertical fire holes 211 and the inner fire holes 311, so that the gas is combusted more sufficiently, thereby reducing the generation of carbon monoxide.

In some examples, as shown in fig. 7, the gas range 100 further includes a drip tray 5.

Illustratively, the cooking bench 2 is provided with a burner mounting port, and a liquid containing tray is placed at the burner mounting port for preventing liquid overflowing from the pot from flowing into the cooking bench 2.

In some examples, as shown in fig. 7, the gas range 100 further includes a solenoid valve 6.

Illustratively, the gas burner 100 uses a solenoid valve 6 to close or open the gas supply. When the gas stove 100 does not work, the electromagnetic valve is powered off, and the electromagnetic valve blocks the pipeline to prevent gas leakage; when the gas cooker 100 is operated, the coil of the solenoid valve 6 is first energized, and the coil generates a magnetic field inside the valve body of the solenoid valve 6, so that a magnetic force is generated on the metal valve core of the solenoid valve 6, the valve rod of the solenoid valve 6 is pulled back by using the magnetic force, the sealing plug of the solenoid valve 6 is recovered, the pipeline is opened, and the gas flows into the gas cooker 100, so that combustion is performed.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A gas burner, characterized in that it comprises at least one burner;

the burner includes:

a main body; and a process for the preparation of a coating,

the central fire cover and the outer ring fire cover are positioned on the main body, and the outer ring fire cover surrounds the central fire cover;

the outer ring fire cover is buckled with the outer ring of the main body, and a first accommodating cavity for accommodating fuel gas is formed between the outer ring fire cover and the outer ring of the main body; the central fire cover is buckled with the middle part of the main body, and a second accommodating cavity for accommodating fuel gas is formed between the central fire cover and the middle part of the main body;

the outer ring fire cover comprises an inclined inner wall and an outer wall surrounding the inclined inner wall, the inclined inner wall and the outer wall are arranged in an acute angle, and the inclined inner wall and the central fire cover are arranged in an obtuse angle;

the outer wall is provided with a plurality of side flame holes for communicating the first accommodating cavity with the outside;

a plurality of inner flame spraying holes which are communicated with the first accommodating cavity and the outside are formed in the inclined inner wall;

and a plurality of vertical fire holes communicated with the second accommodating cavity and the outside are formed in the top wall of the central fire cover.

2. Gas burner according to claim 1,

the side flaming holes extend upwards in the direction away from the inclined inner wall;

the inner flaming hole extends upwards in the direction far away from the outer wall.

3. Gas range according to claim 2,

the plurality of side flame holes are arranged in an annular shape;

a plurality of inner fire spraying hole groups are arranged on the inclined inner wall and are sequentially arranged in an annular shape; the inner fire spraying hole group comprises at least two inner spraying holes, and the distance between the at least two inner spraying holes and the edge of the inclined inner wall is different;

the vertical fire holes are arranged in an array.

4. Gas burner according to claim 1,

the outer wall is also provided with a plurality of first auxiliary fire holes for communicating the first accommodating cavity with the outside;

a plurality of first supplementary fire hole is the annular and arranges in proper order, and is located a plurality of the below of the end of giving vent to anger of side flame path.

5. Gas range according to claim 4,

the extending direction of the first auxiliary fire hole is the same as that of the side fire hole.

6. Gas range according to claim 4,

a first flame stabilizing groove which is sunken towards the first accommodating cavity is formed in the outer wall, and the first flame stabilizing groove is positioned below the air outlet end of the side flame spraying hole;

the first flame stabilizing groove is provided with a first side wall close to one side of the side flame spraying hole, a second side wall far away from one side of the side flame spraying hole and a first bottom wall connecting the first side wall and the second side wall;

the side fire hole penetrates through the first side wall and the first bottom wall;

the first auxiliary fire hole penetrates through the second side wall.

7. Gas range according to claim 6,

still be provided with the supplementary fire hole of a plurality of seconds on the outer wall, the supplementary fire hole of second runs through first lateral wall, and communicates the side flame projecting hole with first steady flame groove.

8. The gas stove as claimed in claim 1, wherein the inclined inner wall is further provided with a plurality of third auxiliary fire holes communicating the first accommodating chamber with the outside;

and the third auxiliary fire holes are sequentially arranged in an annular manner and are positioned below the air outlet ends of the inner fire spraying holes.

9. Gas range according to claim 8,

the third auxiliary fire holes correspond to the internal injection type fire hole groups one by one.

10. The gas stove of claim 8, wherein the inclined inner wall is further provided with a second flame holding groove which is concave towards the first accommodating cavity, and the second flame holding groove is positioned below the gas outlet end of the inner flame spraying hole;

the second flame holding groove comprises a second bottom wall, and the third auxiliary fire hole penetrates through the second bottom wall.

11. The gas range as set forth in any one of claims 1 to 10, wherein the body comprises:

a burner base; and a process for the preparation of a coating,

the central fire cover is buckled with the middle part of the connecting piece;

the connector includes:

the bottom wall is connected with the combustor base and is provided with at least one hollow part;

the first wall body is positioned on the bottom wall, is perpendicular to the bottom wall and is annular as a whole;

the second wall body is positioned on the bottom wall, is perpendicular to the bottom wall and is in an annular shape as a whole; the second wall body surrounds the first side wall, and the height of the second side wall is greater than that of the first side wall;

the second wall body is buckled with the end part of the outer wall close to the connecting piece; the first wall body and the end part of the inclined inner wall close to the connecting piece are buckled.

12. The gas range of claim 11, wherein the connector comprises: at least one air duct communicating the first wall and the second wall;

an air supply inlet of the air conduit is located on the second wall, and an air supply outlet of the air conduit is located on the first wall.

13. The gas range of claim 1, further comprising:

a cooking bench;

a pan support disposed on the cooktop, the pan support surrounding the outer ring fire cover; and a process for the preparation of a coating,

the energy gathering ring is placed on one side, away from the cooking bench, of the pot support;

the energy gathering ring comprises an outer layer energy gathering ring, a middle layer energy gathering ring and an inner layer energy gathering ring which are sequentially stacked from outside to inside;

the inner layer energy gathering ring protrudes towards one side far away from the middle layer energy gathering ring and forms a first cavity with the middle layer energy gathering ring, and the outer layer energy gathering ring protrudes towards one side far away from the middle layer energy gathering ring and forms a second cavity with the middle layer energy gathering ring.

14. Gas range according to claim 13,

the upper end surface of the energy gathering ring is lower than the upper end surface of the pot support, and the distance between the upper end surface of the energy gathering ring and the upper end surface of the pot support ranges from 6mm to 10mm; and/or the presence of a gas in the atmosphere,

the lower end face of the energy-gathering ring is higher than the lower end face of the pot support, and the distance between the lower end face of the energy-gathering ring and the lower end face of the pot support ranges from 20mm to 30mm.

15. Gas burner according to claim 13,

the range of the outer diameter of the energy gathering ring is as follows: 250 mm-320 mm;

the size of the inner diameter of the energy gathering ring is larger than the size of the outer diameter of the outer wall.