CN211716558U

CN211716558U - Plane fire cover and stove burner

Info

Publication number: CN211716558U
Application number: CN201922220894.6U
Authority: CN
Inventors: 卢楚鹏; 林刚
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-20
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a plane fire cover, which is of an annular structure, the top surface of the plane fire cover is a plane, a plurality of circles of fire holes which are arranged at equal intervals are arranged on the plane fire cover, two fire holes which are arbitrarily adjacent on the same circle are arranged at equal intervals, and the opening direction of each fire hole is vertical to the plane fire cover; the utility model also discloses a stove burner applying the plane fire cover; adopt the utility model discloses, can distribute each fire hole to the gas uniformly to make the gas directly spout the mode burning with the multidimensional solid, form the even high temperature combustion area of broad and firepower, increased high temperature heat transfer area on the one hand, improved combustion efficiency, on the other hand avoids appearing the inhomogeneous problem of pan bottom being heated, guarantees food culinary art effect.

Description

Plane fire cover and stove burner

Technical Field

The utility model belongs to the technical field of cooking utensils, specific theory more specifically relates to a plane fire lid and cooking utensils combustor.

Background

The structure of opening two rows of holes is basically adopted to present combustor in distributor outward appearance side, one row of main firehole (main fire hole), one row of steady flame hole (or open steady flame groove), in order to consider the replenishment of passing fire and secondary air, central heat load can not be done too little, all be greater than 300W basically, this has just led to the fact the overall structure size great, extravagant material, and the reduction of heat transfer area must be caused to the bigger than normal of outer loop flame circle size, the thermal efficiency of combustor has been reduced. In addition, the structure can also cause the firepower of the bottom of the cooker close to the main fire holes of the inner ring and the outer ring to be stronger, the bottom of the cooker is heated unevenly, and the cooking effect of food is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a plane fire lid and cooking utensils combustor is to be provided, during gas combustion, can cover at the fire and form a broad and the even high temperature combustion area of firepower, improve the thermal efficiency of combustor, guarantee the culinary art effect of food.

In order to solve the technical problem, an aspect of the utility model provides a plane fire lid, plane fire lid is annular structure, and its top surface is the plane, the plane fire is covered and has been offered many rings and be equidistant fire hole of arranging of being separated by, and two arbitrary adjacent fire holes that circle are equidistant to be separated by and arrange, each the trompil direction in fire hole with plane fire lid is perpendicular.

As the preferred scheme of the utility model, the proportion of the open area of all the fire holes in the top surface area of the plane fire cover is 15 to 25 percent.

As the preferred proposal of the utility model, the number of circles of the fire holes is 5 to 7 circles.

As the preferred scheme of the utility model, every circle the number of fire hole is the same.

As the preferred proposal of the utility model, the distance between two fire holes which are adjacent arbitrarily on the same ring is 1.5 mm-2.5 mm.

As the preferable proposal of the utility model, the diameter of each fire hole is between 1.5mm and 2.0 mm.

As the utility model discloses preferred scheme, the bottom surface of plane fire lid is equipped with the inner ring limit portion that matches sealedly with the inner ring wall of furnace end and matches sealedly outer loop limit portion with the outer ring wall of furnace end.

As the preferred scheme of the utility model, the inner ring edge portion with outer ring edge portion all is perpendicular to the bottom surface of plane fire lid.

As the preferred scheme of the utility model, the inner wall of the inner ring edge part and the interval between the inner walls of the outer ring edge part are 15mm ~ 20 mm.

Additionally, another aspect of the utility model provides a cooking utensils combustor, it includes furnace end, interior fire lid and outer fire lid, interior fire lid is established on the interior fire ring of furnace end, outer fire lid is established on the outer fire ring of furnace end, wherein, outer fire lid be above-mentioned each content the plane fire lid.

Implement the utility model discloses a plane fire lid and cooking utensils combustor compares with prior art, has following beneficial effect:

the utility model discloses the top surface design that will fire the lid is the plane to set up many circles fire hole above that, can distribute each fire hole to the gas uniformly, and the trompil direction in each fire hole is perpendicular with the plane fire lid in addition, makes the gas directly spout the mode burning with the multidimensional solid, and then forms a broad and the even high temperature combustion region of firepower, has increased high temperature heat transfer area on the one hand, has improved combustion efficiency, and on the other hand avoids appearing the inhomogeneous problem of pan bottom being heated, guarantees food culinary art effect.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a planar fire cover provided by the present invention;

FIG. 2 is a schematic structural view of a stove burner provided by the present invention;

FIG. 3 is a schematic diagram of an annular array of fire holes in the same number per revolution;

FIG. 4 is a schematic diagram of an annular staggered array arrangement with the same number of fire holes per turn;

the labels in the figure are: 1 is a plane fire cover, 11 is a fire hole, 12 is an inner ring edge part, 13 is an outer ring edge part, 2 is a furnace end, 21 is an inner ring wall of the furnace end, and 22 is an outer ring wall of the furnace end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In addition, it should be noted that, in the description of the present invention, the terms "front" and "rear" refer to: the utility model discloses a product is when user state, and the one side of being close to the user is "preceding", and the one side of keeping away from the user then is "back".

As shown in fig. 1 and 2, the preferred embodiment of the present invention is a planar fire cover 1, wherein the planar fire cover 1 is of an annular structure, the top surface of the planar fire cover is a plane, a plurality of fire holes 11 are formed in the planar fire cover 1, the fire holes 11 are arranged at equal intervals, two adjacent fire holes 11 are arranged at equal intervals on the same ring, and the opening direction of each fire hole 11 is perpendicular to the planar fire cover 1.

It can be seen that, the utility model discloses the top surface design that will fire the lid is the plane to set up many circles fire hole 11 above that, can distribute each fire hole 11 to the gas uniformly, and the trompil direction of each fire hole 11 is perpendicular with plane fire lid 1, make the gas directly spout the mode burning with the multidimensional solid, and then form the even high temperature combustion area of a broad and firepower, increased high temperature heat transfer area on the one hand, combustion efficiency is improved, on the other hand avoids appearing the inhomogeneous problem of pan bottom being heated, guarantee food culinary art effect.

Illustratively, the proportion of the open area of all the fire holes 11 to the area of the top surface of the plane fire cover 1 is 15-25%; the number of turns of the fire holes 11 is preferably 5-7, and tests prove that when the number of turns of the fire holes 11 is less than 5, the flame leaving defect can occur in part or all of the fire holes, and the combustion condition is poor; the number of the fire holes 11 in each circle is the same, and the fire holes are arranged in an annular array (shown in figure 3), or in an annular staggered array (shown in figure 4); the distance between any two adjacent fire holes 11 on the same ring is 1.5 mm-2.5 mm.

Illustratively, each of the fire holes 11 has a diameter of 1.5mm to 2.0 mm. According to experiments, taking 6 circles of fire holes 11 as an example, when the diameter of the fire holes 11 is 1.5mm, although the flame basically does not leave the flame, the combustion condition is general; when the diameter of the fire hole 11 is 1.8mm, the flame is stronger, the flame particles are more obvious, and the combustion condition is better; when the diameter of the fire hole 11 is 2.0mm, the flame is relatively weak when connected into a piece, no obvious fire particles exist, and the combustion condition is common.

Illustratively, the bottom surface of the plane fire cover 1 is provided with an inner annular edge part 12 which is matched and sealed with an inner annular wall 21 of the burner 2 and an outer annular edge part 13 which is matched and sealed with an outer annular wall 22 of the burner 2. Specifically, the inner annular edge portion 12 and the outer annular edge portion 13 are perpendicular to the bottom surface of the planar fire cover 1, the inner annular edge portion 12 and an inner annular wall 21 of the burner 2 realize circumferential surface sealing in the radial direction, and the outer annular edge portion 13 and an outer annular wall 22 of the burner 2 realize end surface sealing in the axial direction. The distance between the inner wall of the inner annular edge portion 12 and the inner wall of the outer annular edge portion 13 is 15mm to 20 mm.

It should be noted that, the determination of the distance between the inner and outer annular edge portions of the planar fire cover 1, the fire hole opening area, the number of fire holes, the fire hole distance, the fire hole aperture, and the above-mentioned peripheral surface sealing and end surface sealing structures are all favorable for improving the combustion efficiency of the gas, thereby improving the thermal efficiency of the burner.

Additionally, another aspect of the utility model provides a cooking utensils combustor, it includes furnace end 2, interior fire lid and outer fire lid, interior fire lid is established on the interior fire of furnace end 2 circles, outer fire lid is established on the outer fire of furnace end 2 circles, wherein, outer fire lid be above-mentioned each item content plane fire lid 1. Since the stove burner comprises the plane fire cover 1, all the advantages of the plane fire cover 1 are achieved, and the description is omitted.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. The utility model provides a plane fire lid, its characterized in that, plane fire lid is annular structure, and its top surface is the plane, the plane fire is covered and is offered many rings and be equidistant fire hole of arranging of being separated by, and two arbitrary adjacent fire holes of circling are equidistant and are arranged of being separated by, each the trompil direction in fire hole with plane fire lid is perpendicular.

2. A flat fire cover as claimed in claim 1, wherein the open area of all fire holes accounts for 15% to 25% of the area of the top surface of the flat fire cover.

3. The flat fire cover according to claim 1, wherein the number of the fire holes is 5 to 7.

4. The flat fire cover of claim 1 wherein the number of fire holes per turn is the same.

5. The flat fire cover according to claim 1, wherein the distance between any two adjacent fire holes on the same ring is 1.5mm to 2.5 mm.

6. A flat fire cover according to claim 1, wherein each of said fire holes has a diameter of 1.5mm to 2.0 mm.

7. A flat fire cover as claimed in any one of claims 1 to 6, wherein the bottom surface of the flat fire cover is provided with an inner annular edge portion for mating sealing with the inner annular wall of the burner and an outer annular edge portion for mating sealing with the outer annular wall of the burner.

8. A flat fire lid according to claim 7, wherein said inner annular edge portion and said outer annular edge portion are perpendicular to a bottom surface of said flat fire lid.

9. A flat fire cover as claimed in claim 7, wherein the distance between the inner wall of said inner annular rim portion and the inner wall of said outer annular rim portion is 15mm to 20 mm.

10. A stove burner comprises a stove head, an inner fire cover and an outer fire cover, wherein the inner fire cover is covered on an inner fire ring of the stove head, the outer fire cover is covered on an outer fire ring of the stove head, and the stove burner is characterized in that the outer fire cover is the plane fire cover according to any one of claims 1 to 9.