Roasting burner nozzle burner

Abstract

The roasting burner comprises a barrel, a burner cap, an air distribution assembly and a burning assembly, the end of the barrel and the end of the burner cap are detachably connected and form a burning cavity, the air distribution assembly is installed at the air inlet end of the barrel, the burning assembly is installed on the burner cap and located in the barrel, and the burning end of the burning assembly faces the opening of the barrel. The air distribution assembly of the burner can control the air volume, and fire behavior adjustment is facilitated; in addition, the air distribution assembly is installed on the barrel, the combustion assembly is installed on the fire cover, the air distribution assembly and the combustion assembly are installed independently and integrated with the barrel and the fire cover respectively, parts are concentrated and do not interfere with each other in disassembly and assembly, the fire cover can be directly disassembled to pull out the combustion assembly, and maintenance and replacement are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of burners, in particular to a roasting nozzle burner. Background Art

[0002] There are multiple burner positions on both sides of the roasting furnace, and each burner position is equipped with a natural gas burner. In the prior art, there is a Chinese utility model patent with publication number CN211902886U, entitled "A natural gas burner for carbon roasting furnace", which uses a variable diameter combustion chamber to achieve the effect of boosting and ejecting the flame, and each component can be detachably connected to facilitate maintenance and replacement.

[0003] Although the above existing natural gas burners are provided with air distribution sleeves, the size and number of air distribution holes on the air distribution sleeves are fixed, the air volume cannot be adjusted, and the components are too scattered. During the disassembly and assembly process for maintenance and replacement, the connecting pipe, air distribution sleeve, butterfly bolts, intermediate connecting pipe and burner nozzle are all installed independently. Disassembling one part will affect the entire system, which is inconvenient to operate. Utility Model Content

[0004] The utility model aims to provide a roasting nozzle burner to solve the problems of the existing natural gas burner that the air volume cannot be adjusted, the components are too dispersed, and the disassembly and assembly are inconvenient to operate.

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

[0006] A roasting nozzle burner comprises a cylinder, a fire cover, an air distribution assembly and a combustion assembly. The cylinder and the ends of the fire cover are detachably connected to form a combustion chamber. The air distribution assembly is installed on the air inlet end of the cylinder. The combustion assembly is installed on the fire cover and is located in the cylinder. The combustion end of the combustion assembly faces the opening of the cylinder.

[0007] A further technical solution is: the air distribution assembly includes two rotatably connected air distribution disks, and the two air distribution disks are locked by nuts.

[0008] A further technical solution is: the air distribution disk is a circular disk provided with a plurality of hollow portions.

[0009] A further technical solution is: the combustion assembly includes a gas pipe and an electronic ignition needle, and the spark end of the electronic ignition needle is matched with the gas outlet end of the gas pipe.

[0010] A further technical solution is that a return air prevention disk located in the combustion chamber is provided at the gas outlet end of the gas pipe.

[0011] A further technical solution is: a plurality of air outlet holes are arranged on the anti-return air disk, and a plurality of notches are arranged on the peripheral side of the anti-return air disk.

[0012] A further technical solution is that an ion probe located in the combustion chamber is arranged on the fire cover.

[0013] A further technical solution is: an observation port is provided on the fire cover, and a fire viewing lens is provided on the observation port.

[0014] Compared with the prior art, the present invention can achieve at least one of the following beneficial effects:

[0015] The utility model provides a roasting nozzle burner, the air distribution component of the burner can control the air volume, which is beneficial to adjust the fire; in addition, the air distribution component is installed on the cylinder, and the combustion component is installed on the fire cover, and the two are installed separately and integrated with the cylinder and the fire cover respectively, the components are concentrated and the disassembly and assembly do not interfere with each other, the fire cover can be directly removed to pull out the combustion component, which is convenient for maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a structural schematic diagram of a roasting nozzle burner.

[0017] Figure 2 For this utility model Figure 1 Schematic diagram of the structure from a half-section perspective.

[0018] Figure 3 For this utility model Figure 1 Schematic diagram of the structure from a positive perspective.

[0019] Figure 4 For this utility model Figure 2 Schematic diagram of the structure of the combustion component.

[0020] Figure 5 For this utility model Figure 2 Schematic diagram of the structure of the central air return plate.

[0021] Figure numerals: 1. cylinder; 2. fire cover; 3. air distribution assembly; 4. combustion assembly; 5. nut; 6. gas pipe; 7. electronic ignition needle; 8. anti-return air disc; 9. air outlet; 10. notch; 11. ion probe; 12. fire viewing lens. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0023] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0024] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0025] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0026] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Embodiment 1:

[0029] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a roasting nozzle burner includes a cylinder 1, a fire cover 2, an air distribution component 3 and a combustion component 4. The ends of the cylinder 1 and the fire cover 2 are detachably connected to form a combustion chamber. The air distribution component 3 is installed on the air inlet end of the cylinder 1, and the combustion component 4 is installed on the fire cover 2 and is located in the cylinder 1. The combustion end of the combustion component 4 faces the opening of the cylinder 1.

[0030] The combustion component 4 includes but is not limited to the gas combustion ignition component in the prior art, and the air distribution component 3 includes but is not limited to the air regulating rotary cover structure in the publication number CN116642198A previously applied by the applicant and named as an ignition device for a roasting furnace and its method. The air distribution component 3 and the combustion component 4 are respectively installed on the cylinder 1 and the fire cover 2, and the ends of the cylinder 1 and the fire cover 2 are detachably connected by bolts. The air distribution component 3 and the combustion component 4 are installed separately and integrated with the cylinder 1 and the fire cover 2 respectively. The components are concentrated and the disassembly and assembly do not interfere with each other. Once a fault occurs or regular maintenance and repair is required, the cylinder 1 and the fire cover 2 can be directly disassembled, and the combustion component 4 can be directly pulled out of the cylinder 1 as a whole through the fire cover 2, and then repair, replacement and adjustment can be carried out for specific components or faults, and the air distribution component 3 controls the air volume to achieve combustion control.

[0031] Preferably, the air distribution assembly 3 includes two rotatably connected air distribution discs, which are locked by nuts 5. The air distribution disc is a disc with a plurality of hollow portions.

[0032] The two air distribution discs are connected by a rotating shaft, one of which is fixedly connected to the cylinder 1, and the other rotates with the rotating shaft. The outer end of the rotating shaft is provided with a threaded section, and the nut 5 is threadedly connected to the threaded section. During the rotation process, the overlap of the hollow parts on the two air distribution discs is controlled to control the size of the air intake.

[0033] Preferably, the combustion assembly 4 includes a gas pipe 6 and an electronic ignition needle 7 , and the spark end of the electronic ignition needle 7 is matched with the gas outlet end of the gas pipe 6 .

[0034] The working end of the electronic ignition needle 7 emits an electric spark, which ignites the gas at the gas outlet end of the gas pipe 6, and the gas starts to burn.

[0035] Embodiment 2:

[0036] Based on the above embodiment, this embodiment Figure 4 and Figure 5 As shown, the gas outlet end of the gas pipe 6 is provided with an anti-return air disc 8 located in the combustion chamber. The anti-return air disc 8 is provided with a plurality of air outlet holes 9, and a plurality of notches 10 are provided on the peripheral side of the anti-return air disc 8.

[0037] The air outlet 9 and the notch 10 can allow external oxygen or air to pass through for combustion, and the anti-return air disc 8 can prevent the flame from flowing back due to sudden fire shutdown or unstable air pressure while affecting the air intake as much as possible.

[0038] Preferably, the fire cover 2 is provided with an ion probe 11 located in the combustion chamber.

[0039] The ion probe 11 is used to check the combustion condition.

[0040] Preferably, an observation port is provided on the fire cover 2, and a fire viewing lens 12 is provided on the observation port.

[0041] The combustion situation can be observed through the fire-viewing lens 12 with the aid of the observation port.

[0042] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A roasting nozzle burner, characterized in that: The invention comprises a cylinder (1), a fire cover (2), an air distribution component (3) and a combustion component (4); the cylinder (1) and the fire cover (2) are detachably connected at their ends to form a combustion chamber; the air distribution component (3) is mounted on the air inlet end of the cylinder (1); the combustion component (4) is mounted on the fire cover (2) and is located inside the cylinder (1); the combustion end of the combustion component (4) faces the opening of the cylinder (1).

2. The roasting nozzle burner according to claim 1, characterized in that: The air distribution assembly (3) comprises two rotatably connected air distribution discs, and the two air distribution discs are locked by nuts (5).

3. The roasting nozzle burner according to claim 2, characterized in that: The air distribution disc is a circular disc provided with a plurality of hollow portions.

4. The roasting nozzle burner according to claim 1, characterized in that: The combustion assembly (4) comprises a gas pipe (6) and an electronic ignition needle (7), wherein the spark end of the electronic ignition needle (7) is adapted to the gas outlet end of the gas pipe (6).

5. The roasting nozzle burner according to claim 4, characterized in that: The gas outlet end of the gas pipe (6) is provided with an anti-return air disk (8) located in the combustion chamber.

6. The roasting nozzle burner according to claim 5, characterized in that: The anti-return air disc (8) is provided with a plurality of air outlet holes (9), and the circumferential side of the anti-return air disc (8) is provided with a plurality of notches (10).

7. The roasting nozzle burner according to claim 1, characterized in that: The fire cover (2) is provided with an ion probe (11) located in the combustion chamber.

8. The roasting nozzle burner according to claim 1, characterized in that: The fire cover (2) is provided with an observation port, and a fire viewing lens (12) is provided on the observation port.

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