Burner and gas stove

Abstract

The utility model provides a furnace end and a gas stove, the furnace end comprises: a base assembly, which is provided with a first vent hole communicated with the top and the bottom of the base assembly, an inner gas distribution groove surrounding the first vent hole, and an outer gas distribution groove surrounding the inner gas distribution groove; the fire cover is arranged at the top of the base assembly and seals the inner gas distribution groove and the outer gas distribution groove, second ventilation holes corresponding to the first ventilation holes are formed in the fire cover, and inner ring fire holes which are distributed in the circumferential direction and communicate with the inner gas distribution groove are formed in the side, close to the second ventilation holes, of the fire cover. Outer ring fire holes which are distributed in the circumferential direction and communicate with the outer gas distribution groove are formed in the side, away from the second ventilation hole, of the burner body. The furnace end can improve the combustion efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen equipment technical field, especially a kind of furnace head and gas stove. BACKGROUND

[0002] Gas stove is essential kitchen equipment, and the inner fire cover and outer fire cover of gas stove usually adopt independent separated structure, which leads to many components of gas stove, complex structure, high manufacturing cost, and insufficient air intake of inner ring fire, which leads to insufficient combustion and affects the performance of the stove. SUMMARY

[0003] The utility model embodiment provides a kind of furnace head and gas stove, to at least solve the above part technical problems existing in prior art.

[0004] In a first aspect, the utility model embodiment provides a kind of furnace head, comprising:

[0005] Base assembly, with the first vent hole being communicated with its top and bottom, with the inner gas distribution groove being around the first vent hole, with the outer gas distribution groove being around the inner gas distribution groove;

[0006] Fire cover, set on the top of the base assembly, closes the inner gas distribution groove and the outer gas distribution groove, with the second vent hole corresponding to the first vent hole on the fire cover, with the inner ring fire hole being communicated with the inner gas distribution groove being distributed along the circumference on the side of the fire cover close to the second vent hole, with the outer ring fire hole being communicated with the outer gas distribution groove being distributed along the circumference on the side of the fire cover away from the second vent hole.

[0007] In an optional embodiment, the upper part of the hole wall of the first vent hole forms the first ring wall, the outer part of the first ring wall has the second ring wall, the outer part of the second ring wall has the third ring wall, the inner gas distribution groove is formed between the second ring wall and the first ring wall, the outer gas distribution groove is formed between the third ring wall and the second ring wall, the first inner recessed part recessed to the inside of the inner gas distribution groove is formed on the first ring wall, and the ignition needle is arranged on the first inner recessed part;

[0008] The fire cover includes a top cover, a middle ring wall, an inner ring wall and an outer ring wall, the middle ring wall, the inner ring wall and the outer ring wall are connected with the bottom surface of the top cover respectively, the outer ring wall is sleeved outside the inner ring wall, the middle ring wall is located between the inner ring wall and the outer ring wall, the inner ring wall is connected with the first ring wall, the outer ring wall is connected with the third ring wall, the middle ring wall is connected with the second ring wall, the second inner recessed part recessed to the direction of the outer ring wall corresponding to the first inner recessed part is arranged on the inner ring wall, the first inner recessed part and the second inner recessed part surround the recessed cavity, the opening direction of the recessed cavity is perpendicular to the axis of the first vent hole, and the ignition needle is located in the recessed cavity.

[0009] Optionally, the inner ring fire hole is arranged on the inner ring wall, and the top cover protrudes towards the center line from the inner ring wall.

[0010] Optionally, the base assembly comprises:

[0011] The base, the first ring wall, the second ring wall and the third ring wall are arranged on the top of the base.

[0012] The inner ring ejector pipe is connected with the base and communicates with the inner gas distribution groove.

[0013] The outer ring ejector pipe is connected with the base and communicates with the outer gas distribution groove.

[0014] The pot support is connected with the outer circumferential surface of the base.

[0015] The foot is arranged on the bottom surface of the base.

[0016] Optionally, the base, the inner ring ejector pipe, the outer ring ejector pipe and the pot support are integrally formed.

[0017] Optionally, the base assembly further comprises:

[0018] The shell is connected with the base at one end, and the shell has a receiving cavity, the inner ring ejector pipe and the outer ring ejector pipe are located in the receiving cavity, and the ends of the inner ring ejector pipe and the outer ring ejector pipe away from the base are connected with the shell and exposed outside the shell.

[0019] Optionally, the shell has a groove at the end away from the base, the groove forms an opening at the bottom of the shell and the end of the shell away from the base, and the ends of the inner ring ejector pipe and the outer ring ejector pipe away from the base are located in the groove.

[0020] Optionally, the lower part of the base has a heat dissipation cavity, and the outer side wall of the lower part of the base has a first through hole communicating inside and outside the heat dissipation cavity.

[0021] Optionally, the diameter of the outer side wall of the lower part of the base gradually decreases from top to bottom to form a contraction section, the contraction section is connected with the bottom wall of the base, and the first through hole is arranged in the contraction section.

[0022] Optionally, the hole wall of the first ventilation hole has a second through hole, and the second through hole communicates the first ventilation hole and the heat dissipation cavity.

[0023] In a second aspect, the utility model discloses a gas stove, which comprises the burner head of the utility model.

[0024] The embodiment of the utility model has the following advantages or beneficial effects:

[0025] The furnace head of the utility model embodiment comprises a base assembly and a fire cover, the base assembly has a first vent hole communicating with the top and bottom thereof, has an inner air distribution groove around the first vent hole, and has an outer air distribution groove around the inner air distribution groove; the fire cover is arranged on the top of the base assembly, and seals the inner air distribution groove and the outer air distribution groove; the fire cover has a second vent hole corresponding to the first vent hole, has an inner ring fire hole communicating with the inner air distribution groove and distributed in the circumferential direction on the side of the fire cover close to the second vent hole, and has an outer ring fire hole communicating with the outer air distribution groove and distributed in the circumferential direction on the side of the fire cover away from the second vent hole. The inner ring fire hole and the outer ring fire hole on the fire cover provide inner ring fire and outer ring fire respectively, realize the integrated design of the inner ring fire cover and the outer ring fire cover, simplify the structure and form of the fire cover of the cooking utensil, reduce the manufacturing cost, and the first vent hole and the corresponding second vent hole form an up-down-through air duct to provide greater flow and smoother air for the inner ring fire, improve the combustion efficiency, and save energy. BRIEF DESCRIPTION OF DRAWINGS

[0026] The above and other features and advantages of the present utility model will become more apparent by describing in detail example embodiments thereof with reference to the attached drawings.

[0027] Figure 1 is a structural schematic diagram of a furnace head according to an example embodiment;

[0028] Figure 2 is an exploded structural schematic diagram of a furnace head according to an example embodiment Figure 1 ;

[0029] Figure 3 is an exploded structural schematic diagram of a furnace head according to an example embodiment Figure 2 ;

[0030] Figure 4 is a sectional structural schematic diagram of a furnace head according to an example embodiment Figure 1 ;

[0031] Figure 2 is a sectional structural schematic diagram of a furnace head according to an example embodiment Figure 6 ;

[0032] Figure 7 is a structural schematic diagram of a fire cover according to an example embodiment;

[0033] Figure 6 is Figure 8 an enlarged structural schematic diagram of A of the utility model;

[0034] Figure 6 Figure 2Structure diagram of a furnace head according to an exemplary embodiment Figures 1 to 8 .

[0035] Wherein, the reference signs are as follows: 1-base assembly, 11-base, 111-first vent hole, 112-inner air distribution groove, 113-outer air distribution groove, 114-first ring wall, 115-second ring wall, 116-third ring wall, 117-first inner recess, 118-radiating cavity, 119-first through hole, 12-inner ring ejector pipe, 13-outer ring ejector pipe, 14-pot support, 15-leg, 16-outer shell, 161-receiving cavity, 162-groove, 163-bottom shell, 164-upper cover, 1641-cover plate, 1642-positioning ring, 2-fire cover, 21-second vent hole, 22-inner ring fire hole, 23-outer ring fire hole, 24-ignition groove, 25-top cover, 26-inner ring wall, 27-middle ring wall, 28-outer ring wall, 29-second inner recess, 3-air duct, 4-ignition needle. DETAILED DESCRIPTION

[0036] Example embodiments now will be described more fully hereinafter with reference to the accompanying drawings; however, these embodiments can be implemented in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the example embodiments to those skilled in the art. Like reference numerals refer to like elements throughout the several views of the drawings, and description of the same will be omitted.

[0037] The terms "one", "a", "an", "the", "said", are used to mean one or more of something; the terms "comprises", "comprising", "includes", "including", "has", "having", and the like, are used to mean including and to have one or more of something; and the term "consisting of" is used to mean the elements listed after such term and nothing more.

[0038] Referring to Figure 2 , the embodiment of the present application provides a furnace head, which comprises a base assembly 1 and a fire cover 2, the base assembly 1 has a first vent hole 111 communicating with the top and bottom thereof, the top of the base assembly 1 has an inner air distribution groove 112 surrounding the first vent hole 111, and the base assembly 1 has an outer air distribution groove 113 surrounding the inner air distribution groove 112.

[0039] The fire cover 2 is arranged on the top of the base assembly 1 and seals the inner air distribution groove 112 and the outer air distribution groove 113, the fire cover 2 has a second vent hole 21 corresponding to the first vent hole 111, the fire cover 2 has, on the side close to the second vent hole 21, inner ring fire holes 22 distributed in the circumferential direction and communicating with the inner air distribution groove 112, and the fire cover 2 has, on the side away from the second vent hole 21, outer ring fire holes 23 distributed in the circumferential direction and communicating with the outer air distribution groove 113.

[0040] The utility model discloses a stove fire cover, which comprises a base assembly 1 and a fire cover 2, wherein the base assembly 1 is provided with a first vent hole 111, the first vent hole 111 is arranged on the top surface of the base assembly 1, the first vent hole 111 is communicated with the top and the bottom of the base assembly 1, the first vent hole 111 forms an annular area on the top of the base assembly 1, the annular area is provided with an inner air distribution groove 112 surrounding the first vent hole 111, and the inner air distribution groove 112 is provided with an outer air distribution groove 113 surrounding the inner air distribution groove 112.

[0041] In some embodiments, the width of the first air distribution groove and the width of the second air distribution groove can be the same or different. In exemplary embodiments, the width of the first air distribution groove can be greater than the width of the second air distribution groove.

[0042] In some embodiments, referring to Figure 3 and Figure 2 , the top surface of the base assembly 1 forms an annular area around the first vent hole 111, and a plurality of ring walls can be arranged on the top surface of the base assembly 1 to divide the annular area into the inner air distribution groove 112 and the outer air distribution groove 113.

[0043] In exemplary embodiments, referring to Figure 3 and Figure 2 , the top surface of the base assembly 1 can have a first ring wall 114, a second ring wall 115 and a third ring wall 116 arranged in sequence from the inside to the outside, so as to form the inner air distribution groove 112 between the second ring wall 115 and the first ring wall 114, and form the outer air distribution groove 113 between the third ring wall 116 and the second ring wall 115.

[0044] In some embodiments, the specific positions of the first ring wall 114, the second ring wall 115 and the third ring wall 116 on the top surface of the base assembly 1 can be determined according to needs or specific conditions.

[0045] In some embodiments, referring to Figure 3 and Figure 2The upper part of the hole wall of the first vent hole 111 forms a first ring wall 114, the outside of the first ring wall 114 has a second ring wall 115, the outside of the second ring wall 115 has a third ring wall 116, the inner gas distribution groove 112 is formed between the second ring wall 115 and the first ring wall 114, and the outer gas distribution groove 113 is formed between the third ring wall 116 and the second ring wall 115. The first ring wall 114 can be extended upward along the hole wall of the first vent hole 111. The third ring wall 116 can be extended upward along the outer wall of the base assembly 1. The first ring wall 114 is arranged close to the innermost side and / or the third ring wall 116 is arranged close to the outermost side, so that the annular area at the top of the base assembly 1 can be fully utilized.

[0046] In some embodiments, referring to Figure 3 and Figure 2 , the base assembly 1 can be provided with an ignition needle 4. After the gas is distributed through the inner gas distribution groove 112 and the outer gas distribution groove 113, it is sprayed out through the inner ring fire hole 22 and the outer ring fire hole 23 respectively, and ignited by the ignition needle 4. The gas sprayed out of the inner ring fire hole 22 forms an inner ring flame, and the gas sprayed out of the outer ring fire hole 23 forms an outer ring flame.

[0047] In some embodiments, referring to Figure 3 and Figure 2 , the fire cap 2 can be provided with a fire guide groove 24 or a fire guide hole arranged in the radial direction. The ignition needle 4 can be arranged on one side of the inner ring fire hole 22. The gas sprayed out of the inner ring fire hole 22 is ignited by the ignition needle 4 to form an inner ring flame. The inner ring flame ignites the gas sprayed out of the outer ring fire hole 23 through the fire guide groove 24 or the fire guide hole to form an outer ring flame. Alternatively, the ignition needle 4 can be arranged on one side of the outer ring fire hole 23. The gas sprayed out of the outer ring fire hole 23 is ignited by the ignition needle 4 to form an outer ring flame. The outer ring flame ignites the gas sprayed out of the inner ring fire hole 22 through the fire guide groove 24 or the fire guide hole to form an inner ring flame.

[0048] In some embodiments, the base assembly 1 has an inner recess recessed in the radial direction. The ignition needle 4 is arranged in the inner recess. The inner recess can hide the ignition needle 4.

[0049] In exemplary embodiments, referring to Figure 3 and Figure 6 , the first ring wall 114 can have a first inner recess 117 recessed inwardly into the inner gas distribution groove 112. The first inner recess 117 is provided with the ignition needle 4.

[0050] In some embodiments, referring to Figure 7 and Figure 6The fire cap 2 can include a top cover 25, a middle ring wall 27, an inner ring wall 26 and an outer ring wall 28, the middle ring wall 27, the inner ring wall 26 and the outer ring wall 28 are connected with the bottom surface of the top cover 25 respectively, the outer ring wall 28 is sleeved outside the inner ring wall 26, the middle ring wall 27 is located between the inner ring wall 26 and the outer ring wall 28, the inner ring wall 26 is connected with the first ring wall 114, the outer ring wall 28 is connected with the third ring wall 116, and the middle ring wall 27 is connected with the second ring wall 115. By connecting the inner ring wall 26, the middle ring wall 27 and the outer ring wall 28 with the first ring wall 114, the second ring wall 115 and the third ring wall 116 respectively, the fire cap 2 encloses the inner gas distribution groove 112 into the inner gas distribution passage and encloses the outer gas distribution groove 113 into the outer gas distribution passage. The inner ring wall 26 and the first ring wall 114 can be connected through the step structure matched with each other, the outer ring wall 28 and the third ring wall 116 can be connected through the step structure matched with each other, and the middle ring wall 27 and the second ring wall 115 can be connected through the step structure matched with each other.

[0051] In some embodiments, referring to Figure 7 and Figure 6 , the inner ring wall 26 has a second inner recess 29 corresponding to the first inner recess 117 and recessed towards the outer ring wall 28, the first inner recess 117 and the second inner recess 29 enclose a recess cavity, the opening direction of the recess cavity is perpendicular to the axis of the first vent hole 111, and the ignition needle 4 is located in the recess cavity. The recess cavity can hide the ignition needle 4, simplify the structure and improve the cleaning convenience.

[0052] The inner ring fire hole 22 can be opened on the inner ring wall 26. The outer ring fire hole 23 can be opened on the outer ring wall 28. The axis of the inner ring fire hole 22 can be inclined upward along the direction from the inside to the outside of the inner gas distribution passage, so that the gas can be injected upwardly and obliquely. The axis of the outer ring fire hole 23 can be inclined upward along the direction from the inside to the outside of the outer gas distribution passage, so that the gas can be injected upwardly and obliquely. The axis of the inner ring fire hole 22 can form a certain angle with the diameter passing through the center of the inner ring fire hole 22 in the horizontal direction, so as to form an inner rotating flame or an outer rotating flame. The axis of the outer ring fire hole 23 can form a certain angle with the diameter passing through the center of the inner ring fire hole 22 in the horizontal direction, so as to form an inner rotating flame or an outer rotating flame.

[0053] In some embodiments, referring to Figure 2 , the inner ring fire hole 22 is opened on the inner ring wall 26, and the top cover 25 protrudes from the inner ring wall 26 towards the center line. The part of the top cover 25 protruding from the inner ring wall 26 forms a circle of edges in the circumferential direction, which can be used to prevent impurities from falling into the inner ring fire hole 22. The size of the part of the top cover 25 protruding from the inner ring wall 26 can be determined according to tests or the like. In a specific implementation, the size of the part of the top cover 25 protruding from the inner ring wall 26 can be 1-5 mm. Of course, other sizes beyond the above range can also be used.

[0054] In some embodiments, referring toFigure 3 and Figure 8 The base assembly 1 comprises a base 11, an inner ring ejector tube 12, an outer ring ejector tube 13 and a pot support 14. A first ring wall 114, a second ring wall 115 and a third ring wall 116 are arranged on the top of the base 11, so as to form an inner air distribution groove 112 and an outer air distribution groove 113 on the top of the base 11. A fire cover 2 is connected with the base 11, and the fire cover 2 closes the inner air distribution groove 112 and the outer air distribution groove 113, so as to form an inner air distribution passage and an outer air distribution passage.

[0055] The inner ring ejector tube 12 is connected with the base 11 and communicates with the inner air distribution groove 112. The gas is injected by the inner ring ejector tube 12 to the inner air distribution groove 112, and is injected out by the inner ring fire hole 22 and burns to form an inner ring flame.

[0056] The outer ring ejector tube 13 is connected with the base 11 and communicates with the outer air distribution groove 113. The gas is injected by the outer ring ejector tube 13 to the inner air distribution groove, and is injected out by the outer ring fire hole 23 and burns to form an outer ring flame.

[0057] The pot support 14 is connected with the outer peripheral surface of the base 11. The pot support 14 is connected with the base 11, and can provide stable support for the pot.

[0058] In some embodiments, referring to Figures 2 to 5 The base assembly 1 further comprises a supporting leg 15 arranged on the bottom surface of the base 11. The supporting leg 15 can form a gap between the base 11 and the supporting surface, and the air enters the first air vent 111 from the gap and flows from bottom to top to supplement the air for the inner ring flame and improve the combustion efficiency. Of course, in use, the burner of the embodiment of the present application can also make the air enter the first air vent 111 from the bottom of the base 11 and flow from bottom to top to supplement the air for the inner ring flame.

[0059] The burner of the embodiment of the present application comprises the pot support 14 and the supporting leg 15, and can be used alone. The burner can be placed on the supporting surface such as a table top or the ground by the supporting leg 15, and the pot support 14 can support the pot. Of course, the burner of the embodiment of the present application can also be assembled on the panel for use.

[0060] In some embodiments, the base 11, the inner ring ejector tube 12, the outer ring ejector tube 13 and the pot support 14 are integrally formed. The integral design makes the whole burner more simple and compact. The pot support 14 is integrally formed with the base 11, so that the pot support 14 can be more stable and reliable.

[0061] In some embodiments, the ends of the inner ring ejector tube 12 and the outer ring ejector tube 13 away from the base 11 are respectively used for connecting the gas nozzle module. The ends of the inner ring ejector tube 12 and the outer ring ejector tube 13 away from the base 11 can also be respectively connected with the turnover mechanism.

[0062] In some embodiments, referring to Figures 2 to 5 The base assembly 1 further comprises a housing 16, one end of the housing 16 is connected with the base 11, the housing 16 has a receiving cavity 161, the inner ring ejector pipe 12 and the outer ring ejector pipe 13 are located in the receiving cavity 161, and the ends of the inner ring ejector pipe 12 and the outer ring ejector pipe 13 away from the base 11 are connected with the housing 16 and exposed outside the housing 16. By arranging the housing 16 to surround the inner ring ejector pipe 12 and the outer ring ejector pipe 13, and connecting the housing 16 with the base 11 as a whole, the overall structure of the burner can be more concise, and the cleaning dead angle can be reduced, thereby facilitating cleaning. The ends of the inner ring ejector pipe 12 and the outer ring ejector pipe 13 away from the base 11 are exposed outside the housing 16, thereby facilitating connection with the gas source.

[0063] In some embodiments, referring to Figure 2 The housing 16 has a groove 162 at the end away from the base 11, the groove 162 forms an opening at the bottom of the housing 16 and the end of the housing 16 away from the base 11, and the ends of the inner ring ejector pipe 12 and the outer ring ejector pipe 13 away from the base 11 are located in the groove 162. The gas nozzle module and the like connected with the inner ring ejector pipe 12 and the outer ring ejector pipe 13 are located in the groove 162. Since the opening of the groove 162 is located at the side of the bottom and the top is shielded by the housing 16, the attachment of dirt such as oil droplets and impurities can be reduced, the cleaning can be maintained, and the cleaning can be facilitated.

[0064] The housing 16 can be welded with the outer wall of the base 11. The housing 16 can also comprise a plurality of components, at least part of which is integrally formed with the base 11.

[0065] In some embodiments, referring to Figure 3 and Figure 2 The housing 16 can comprise a bottom shell 163, one end of the bottom shell 163 is connected with the base 11, and the bottom shell 163 and the base 11 jointly enclose the receiving cavity 161 with an opening at the top. The housing 16 further comprises an upper cover 164, the upper cover 164 is connected with the bottom shell 163 and used to close the opening at the top of the bottom shell 163. The bottom shell 163, the base 11, the inner ring ejector pipe 12 and the outer ring ejector pipe 13 can be integrally formed.

[0066] The upper cover 164 and the bottom shell 163 can be welded or detachably connected.

[0067] Referring to Figure 3 and Figure 4 The upper cover 164 can comprise a cover plate 1641, the cover plate 1641 is adapted to the opening at the top of the bottom shell 163. The upper cover 164 can further comprise a positioning ring 1642, the positioning ring 1642 is connected with one end of the cover plate 1641, the positioning ring 1642 is located at the upper end of the base 11, and the positioning ring 1642 cooperates with the third ring wall 116 and the outer ring wall 28 respectively, so that the fire cover 2 is positioned relative to the base 11.

[0068] In some embodiments, referring to Figure 5 and Figure 4 , the lower part of the base 11 has a heat dissipation cavity 118, and the outer side wall of the lower part of the base 11 has a first through hole 119 communicating between the inside and outside of the heat dissipation cavity 118. The lower part of the base 11 has the heat dissipation cavity 118 which is isolated from the inner gas distribution groove 112 and the outer gas distribution groove 113, and the first through hole 119 is arranged on the outer side wall of the lower part of the base 11 to communicate with the heat dissipation cavity 118, so that external air can enter the heat dissipation cavity 118 to dissipate heat through the first through hole 119.

[0069] In some embodiments, the outer contour of the base 11 can be substantially cylindrical.

[0070] In some embodiments, referring to Figure 5 , Figure 8 and ​ , the diameter of the lower part of the outer side wall of the base 11 gradually decreases from top to bottom to form a tapered section, the tapered section is connected with the bottom wall of the base 11, and the first through hole 119 is arranged on the tapered section. The tapered section at the bottom of the base 11 is designed with an inclined angle, and the first through hole 119 is arranged on the tapered section, so that the air inlet amount can be increased and the heat dissipation effect can be improved. The outer side wall of the tapered section can be a reverse circular truncated cone, and the included angle between the generatrix of the circular truncated cone and the shaft can be 30-60°.

[0071] In some embodiments, the heat dissipation cavity 118 and the accommodating cavity 161 can be communicated or isolated from each other.

[0072] In some embodiments, the hole wall of the first ventilation hole 111 has a second through hole, and the second through hole communicates the first ventilation hole 111 and the heat dissipation cavity 118. The air enters the heat dissipation cavity 118 through the first through hole 119, and enters the first ventilation hole 111 through the second through hole, so that the air supplement amount into the first ventilation hole 111 can be increased while dissipating heat, the air inflow amount is larger and more smooth, and the combustion efficiency is improved.

[0073] The utility model discloses an embodiment of a gas stove, which comprises a burner of the utility model embodiment.

[0074] The gas stove of the utility model embodiment can comprise a panel, and the burner is arranged on the panel. The gas stove of the utility model embodiment can be an embedded gas stove or a table type gas stove. The gas stove of the utility model embodiment can be compatible with the embedded gas stove and the table type gas stove, that is, the gas stove can be embedded in a cabinet as the embedded gas stove, or the gas stove can be placed on the tabletop of the cabinet as the table type gas stove.

[0075] In the embodiments of the present application, the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited. The terms "mounting", "connecting", "fixing" and the like should be understood in a broad sense, for example, "connecting" can be fixed connection, can also be detachable connection, or integral connection. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0076] In the description of the embodiments of the present application, it should be understood that the terms "upper", "lower" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or units referred to must have a particular direction, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the embodiments of the present application.

[0077] In the description of the present application, the terms "one embodiment", "one preferred embodiment" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0078] The above is only the preferred embodiment of the present application, and is not intended to limit the embodiments of the present application. For those skilled in the art, the embodiments of the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the embodiments of the present application shall be included in the protection scope of the embodiments of the present application.

Claims

1. A burner tip, characterized by, The application relates to a gas stove, which comprises the following components: a base assembly (1) having a first air hole (111) connecting the top and bottom of the base assembly (1), an inner air distribution groove (112) surrounding the first air hole (111), and an outer air distribution groove (113) surrounding the inner air distribution groove (112); a fire cover (2) arranged on the top of the base assembly (1) and covering the inner air distribution groove (112) and the outer air distribution groove (113), the fire cover (2) having a second air hole (21) corresponding to the first air hole (111), the fire cover (2) having inner ring fire holes (22) distributed along the circumference and connecting the inner air distribution groove (112) on the side close to the second air hole (21), and having outer ring fire holes (23) distributed along the circumference and connecting the outer air distribution groove (113) on the side far from the second air hole (21).

2. A burner tip as defined in claim 1, characterized in that The upper part of the hole wall of the first air hole (111) forms a first ring wall (114), the outer part of the first ring wall (114) has a second ring wall (115), the outer part of the second ring wall (115) has a third ring wall (116), the inner air distribution groove (112) is formed between the second ring wall (115) and the first ring wall (114), the outer air distribution groove (113) is formed between the third ring wall (116) and the second ring wall (115), the first ring wall (114) has a first inner recess (117) recessed into the inner air distribution groove (112), and the first inner recess (117) is provided with an ignition needle (4); the fire cover (2) comprises a top cover (25), a middle ring wall (27), an inner ring wall (26) and an outer ring wall (28), the middle ring wall (27), the inner ring wall (26) and the outer ring wall (28) are connected with the bottom surface of the top cover (25) respectively, the outer ring wall (28) is sleeved outside the inner ring wall (26), the middle ring wall (27) is located between the inner ring wall (26) and the outer ring wall (28), the inner ring wall (26) is connected with the first ring wall (114), the outer ring wall (28) is connected with the third ring wall (116), the middle ring wall (27) is connected with the second ring wall (115), the inner ring wall (26) has a second inner recess (29) corresponding to the first inner recess (117) and recessed towards the outer ring wall (28), the first inner recess (117) and the second inner recess (29) form a recessed cavity, the opening direction of the recessed cavity is perpendicular to the axis of the first air hole (111), and the ignition needle (4) is located in the recessed cavity.

3. A burner tip as defined in claim 2, characterized in that The inner ring fire hole (22) is arranged on the inner ring wall (26), and the top cover (25) is convex to the center line direction of the inner ring wall (26).

4. The burner tip of claim 2, wherein the base assembly (1) comprises: a base (11), the first ring wall (114), the second ring wall (115) and the third ring wall (116) being arranged on the top of the base (11); an inner ring injection pipe (12) connected with the base (11) and connecting the inner air distribution groove (112); An outer ring ejection pipe (13) is connected with the base (11) and communicates with the outer gas distribution groove (113); A pot support (14) is connected with the outer circumferential surface of the base (11); A supporting leg (15) is arranged on the bottom surface of the base (11).

5. A burner tip as claimed in claim 4, characterised in that The base (11), the inner ring ejection pipe (12), the outer ring ejection pipe (13) and the pot support (14) are integrally formed.

6. The burner tip of claim 4, wherein The base assembly (1) further comprises: An outer shell (16) is connected with the base (11) at one end, and has a receiving cavity (161) in which the inner ring ejection pipe (12) and the outer ring ejection pipe (13) are located, and the ends of the inner ring ejection pipe (12) and the outer ring ejection pipe (13) away from the base (11) are connected with the outer shell (16) and exposed outside the outer shell (16).

7. A burner tip as defined in claim 6, characterized in that The outer shell (16) has a groove (162) at the end away from the base (11), and the groove (162) forms an opening at the bottom of the outer shell (16) and the end of the outer shell (16) away from the base (11), and the ends of the inner ring ejection pipe (12) and the outer ring ejection pipe (13) away from the base (11) are located in the groove (162).

8. The burner tip of claim 4, wherein The lower part of the base (11) has a heat dissipation cavity (118), and the outer side wall of the lower part of the base (11) has a first through hole (119) communicating inside and outside of the heat dissipation cavity (118).

9. A burner tip as defined in claim 8, wherein The diameter of the outer side wall of the lower part of the base (11) gradually decreases from top to bottom to form a contraction section, the contraction section is connected with the bottom wall of the base (11), and the first through hole (119) is arranged in the contraction section.

10. The burner tip of claim 8, wherein The hole wall of the first ventilation hole (111) has a second through hole, and the second through hole communicates the first ventilation hole (111) and the heat dissipation cavity (118).

11. A gas hob, characterized in that A stove head comprising any one of claims 1-10. A stove head comprising any one of claims 1-10.

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