Combustor furnace end with stable airflow

Abstract

The utility model discloses a burner furnace end with stable airflow, which comprises an outer ring fire cover seat provided with a fire distribution cavity. The at least one outer ring fire injection pipe is used for supplying gas to the fire distribution cavity; the outer ring fire injection pipe is formed by matching a rectifying plate and an injection groove with an opening in the top, an air inlet of the outer ring fire injection pipe extends to the fire distribution cavity through the injection groove, air and fuel gas enter a cavity between the rectifying plate and the injection groove from the air inlet to be rectified and mixed to form mixed gas, then the mixed gas is input into the fire distribution cavity, and stable flowing of the mixed gas is achieved. And off-flame tempering is avoided. According to the burner, mixed gas entering the fire distribution cavity can flow stably, flame separation and backfire are avoided, cleaning is convenient, and the burning efficiency of the burner is improved.

Description

Technical Field

[0001] The utility model relates to a burner head with stable airflow. Background Art

[0002] Burners are essential kitchen appliances in family life. Cooking is accomplished by heating pots through burners.

[0003] The burner head is an important component of the burner. The outer ring fire ejector tube in the existing technology is generally fixedly connected to the bottom of the outer ring fire cover seat, and the air and gas are mixed through the Venturi structure and input into the fire distribution chamber. However, the above structure is unstable when transporting the mixed gas, and it is easy to cause flame backfire. At the same time, since the outer ring fire ejector tube is an integral tubular structure, it is inconvenient to clean and is not conducive to processing and manufacturing. Utility Model Content

[0004] The purpose of the utility model is to provide a technical solution for a burner burner head with stable airflow to address the deficiencies in the existing technology. It can not only ensure the stable flow of the mixed gas entering the fire chamber and avoid flame backfire, but also facilitate cleaning, improve the combustion efficiency of the burner, and facilitate the processing and manufacturing of the burner head.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0006] A burner head with stable airflow, comprising

[0007] The outer ring fire cover seat is provided with a fire distribution cavity;

[0008] and at least one outer ring fire ejector pipe, the outer ring fire ejector pipe is used to supply gas to the fire distribution cavity;

[0009] Its characteristics are:

[0010] The outer ring fire ejector tube is composed of a rectifier plate and an ejector groove with an opening on the top. The air inlet of the outer ring fire ejector tube extends to the fire distribution chamber through the ejector groove. Air and gas enter the cavity between the rectifier plate and the ejector groove from the air inlet for rectification and mixing to form a mixed gas, which is then input into the fire distribution chamber to achieve stable flow of the mixed gas and avoid flame backfire. Through the design of the above structure, not only can the mixed gas entering the fire distribution chamber flow stably and avoid flame backfire, but it is also easy to clean, improves the combustion efficiency of the burner, and is easy to process and manufacture the burner head.

[0011] Furthermore, the rectifying plate and the ejector slot are both in an arc-shaped structure or a stepped structure with an inclined distribution, so as to facilitate uniform mixing of air and gas between the rectifying plate and the ejector slot.

[0012] Furthermore, the rectifier plate is detachably connected to the top of the ejector groove through a fastening assembly. The side of the rectifier plate close to the air inlet of the outer ring fire ejector tube is attached to the bottom surface of the fire separation chamber, and an opening is formed between the other side and the bottom surface of the fire separation chamber to facilitate the mixed gas to flow into the fire separation chamber.

[0013] Furthermore, the rectifier plate includes an integrally formed first mounting plate, a second mounting plate, a first rectifier panel and a second rectifier panel. The first mounting plate is connected to the first rectifier panel through the second mounting plate. The second rectifier panel is arranged on the other side of the first rectifier panel. Mounting holes are provided on the first mounting plate and the second mounting plate. Through the design of the first mounting plate and the second mounting plate, the finishing plate can be fixed in the outer ring fire cover seat under the action of the fastening assembly to prevent shaking during gas transportation. The second mounting plate, the first rectifier panel and the second rectifier panel are easy to fit on the inner wall of the outer ring fire cover seat.

[0014] Furthermore, an inclined surface is provided at the bottom of the fire separation chamber to facilitate the mixed gas to flow obliquely upward along the fire separation chamber, thereby improving the stability during combustion.

[0015] Furthermore, it also includes an inner ring fire cover seat and an inner ring fire ejector tube that are interconnected. The inner ring fire cover seat is connected to the inner side of the outer ring fire cover seat through a connecting plate and an inner ring fire ejector tube. Air can be supplied to the inner ring fire cover seat through the inner ring fire ejector tube. The connecting plate and the inner ring fire ejector tube improve the connection stability and reliability between the inner ring fire cover seat and the outer ring fire cover seat.

[0016] Furthermore, the inner ring fire cover seat is provided with a through hole in the vertical direction, which is convenient for supplying gas during stir-frying or installing an anti-dry burning probe.

[0017] Furthermore, a positioning hole is provided on the connecting plate for positioning the thermocouple or the ignition needle.

[0018] Furthermore, both the inner ring fire cover seat and the outer ring fire cover seat are provided with limit blocks, and the limit blocks are provided with positioning grooves for positioning the thermocouple or ignition needle.

[0019] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0020] The utility model can not only make the mixed gas entering the fire distribution chamber flow stably and avoid flame backfire, but also is easy to clean, improves the combustion efficiency of the burner, and is easy to manufacture the burner head. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below with reference to the accompanying drawings:

[0022] Figure 1 This is a structural schematic diagram of a burner head with stable airflow in the utility model;

[0023] Figure 2for Figure 1 Schematic diagram of the structure in the A direction;

[0024] Figure 3 This is a schematic diagram of the structure of the utility model after the rectifier plate is removed;

[0025] Figure 4 It is a structural diagram of the rectifier plate in this utility model.

[0026] In the figure: 1-outer ring fire cover seat; 2-inner ring fire cover seat; 3-rectifier plate; 4-fastener; 5-inner ring fire ejector tube; 6-outer ring fire ejector tube; 7-through hole; 8-ejector groove; 9-fire distribution chamber; 10-positioning sleeve; 11-connecting plate; 12-positioning hole; 13-limiting block; 14-positioning groove; 15-inclined surface; 16-first mounting plate; 17-second mounting plate; 18-first rectifier panel; 19-second rectifier panel; 20-mounting hole. DETAILED DESCRIPTION

[0027] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0028] In order to help those skilled in the art better understand the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts should fall within the scope of protection of the present invention.

[0029] It should be noted that the terms "first," "second," and so on in the specification and claims of this utility model and the aforementioned drawings are used to distinguish similar items and are not necessarily used to describe a specific order or precedence. In addition, the terms "including," "having," and any variations thereof are intended to cover non-exclusive inclusions.

[0030] like Figures 1 to 4 The figure shows a burner head with stable airflow according to the present invention, comprising an outer ring fire cover 1, at least one outer ring fire ejector tube 6, an inner ring fire cover 2, and an inner ring fire ejector tube 5. This application preferably uses two outer ring fire ejector tubes 6, which are distributed at 180 degrees.

[0031] The inner ring fire cover seat 2 and the inner ring fire ejector tube 5 are connected to each other. The inner ring fire cover seat 2 is connected to the inner side of the outer ring fire cover seat 1 through the connecting plate 11 and the inner ring fire ejector tube 5. Gas can be supplied to the inner ring fire cover seat 2 through the inner ring fire ejector tube 5. The connecting plate 11 and the inner ring fire ejector tube 5 improve the connection stability and reliability between the inner ring fire cover seat 2 and the outer ring fire cover seat 1.

[0032] The inner ring fire cover seat 2 is provided with a through hole 7 along the vertical direction, which is convenient for supplying gas during stir-frying or installing an anti-dry burning probe.

[0033] The connecting plate 11 is provided with a positioning hole 12 for positioning the thermocouple or the ignition needle.

[0034] Both the inner ring fire cover seat 2 and the outer ring fire cover seat 1 are provided with a limit block 13, and the limit block 13 is provided with a positioning groove 14 for positioning the thermocouple or the ignition needle.

[0035] The outer ring fire cover seat 1 is provided with a fire distribution cavity 9 , and the outer ring fire ejector pipe 6 is used for supplying gas to the fire distribution cavity 9 .

[0036] The bottom of the fire-dividing chamber 9 is provided with an inclined surface 15, which facilitates the mixed gas to flow upward along the fire-dividing chamber 9 and improves the stability during combustion.

[0037] The outer ring fire ejector tube 6 is composed of a rectifier plate 3 and an ejector groove 8 with an opening on the top. The air inlet of the outer ring fire ejector tube 6 extends to the fire separation chamber 9 through the ejector groove 8. The air and gas enter the cavity between the rectifier plate 3 and the ejector groove 8 from the air inlet, are rectified and mixed to form a mixed gas, and then input into the fire separation chamber 9 to achieve stable flow of the mixed gas and avoid flame backfire. Through the design of the above structure, not only can the mixed gas entering the fire separation chamber 9 flow stably and avoid flame backfire, but it is also easy to clean, improve the combustion efficiency of the burner, and facilitate the processing and manufacturing of the burner head.

[0038] The rectifying plate 3 and the ejection groove 8 are both in an arc-shaped structure or a stepped structure with an inclined distribution, so as to facilitate uniform mixing of air and gas between the rectifying plate 3 and the ejection groove 8 .

[0039] The rectifier plate 3 is detachably connected to the top of the ejector groove 8 through a fastening assembly. The side of the rectifier plate 3 close to the air inlet of the outer ring fire ejector tube 6 is attached to the bottom surface of the fire separation chamber 9, and an opening is formed between the other side and the bottom surface of the fire separation chamber 9 to facilitate the mixed gas to flow into the fire separation chamber 9.

[0040] The rectifier plate 3 includes an integrally formed first mounting plate 16, a second mounting plate 17, a first rectifier panel 18 and a second rectifier panel 19. The first mounting plate 16 is connected to the first rectifier panel 18 through the second mounting plate 17. The second rectifier panel 19 is arranged on the other side of the first rectifier panel 18. The first mounting plate 16 and the second mounting plate 17 are both provided with mounting holes 20. Through the design of the first mounting plate 16 and the second mounting plate 17, the finishing plate can be fixed in the outer ring fire cover seat 1 under the action of the fastening assembly to prevent shaking during gas transportation. The second mounting plate 17, the first rectifier panel 18 and the second rectifier panel 19 are easy to fit on the inner wall of the outer ring fire cover seat 1.

[0041] The fastening assembly includes a positioning sleeve 10 and a fastener 4. The first mounting plate 16 and the second mounting plate 17 are fixed by inserting the mounting holes 20 into the corresponding positioning sleeves 10 and then fixing them with the fastener 4 to achieve fixed assembly between the rectifier plate 3 and the outer ring fire cover seat 1.

[0042] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements, or modifications based on the present invention to achieve substantially the same technical effects are included within the scope of protection of the present invention.

Claims

1. A burner head with a stable airflow, comprising An outer ring fire cover seat, wherein the outer ring fire cover seat is provided with a fire distribution cavity; and at least one outer ring fire ejector pipe, the outer ring fire ejector pipe being used to supply gas to the fire distribution cavity; Its characteristics are: The outer ring fire ejector tube is composed of a rectifier plate and an ejector groove with an opening on the top. The air inlet of the outer ring fire ejector tube extends to the fire separation chamber through the ejector groove. Air and gas enter the cavity between the rectifier plate and the ejector groove from the air inlet, are rectified and mixed to form a mixed gas, and then input into the fire separation chamber to achieve stable flow of the mixed gas and avoid flame backfire.

2. A burner head with stable airflow according to claim 1, characterized in that: The rectifying plate and the ejection slot are both in an arc-shaped structure or a stepped structure with an inclined distribution.

3. The burner head with stable airflow according to claim 1, characterized in that: The rectifying plate is detachably connected to the top of the ejection slot via a fastening assembly.

4. A burner head with stable airflow according to claim 3, characterized in that: The rectifier plate includes an integrally formed first mounting plate, a second mounting plate, a first rectifier panel and a second rectifier panel. The first mounting plate is connected to the first rectifier panel through the second mounting plate. The second rectifier panel is arranged on the other side of the first rectifier panel. Both the first mounting plate and the second mounting plate are provided with mounting holes.

5. A burner head with stable airflow according to any one of claims 1 to 4, characterized in that: The bottom of the fire-dividing chamber is provided with an inclined surface.

6. A burner head with stable airflow according to any one of claims 1 to 4, characterized in that: It also includes an inner ring fire cover seat and an inner ring fire ejection pipe that are interconnected. The inner ring fire cover seat is connected to the inner side of the outer ring fire cover seat through a connecting plate and the inner ring fire ejection pipe.

7. The burner head with stable airflow according to claim 6, characterized in that: The inner ring fire cover seat is provided with a through hole along the vertical direction.

8. The burner head with stable airflow according to claim 6, characterized in that: The connecting plate is provided with a positioning hole for positioning the thermocouple or the ignition needle.

9. The burner head with stable airflow according to claim 6, characterized in that: The inner ring fire cover seat and the outer ring fire cover seat are both provided with limit blocks, and the limit blocks are provided with positioning grooves for positioning the thermocouple or the ignition needle.

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