Low-nitrogen linear burner

Abstract

The low-nitrogen linear burner comprises a burner body, the burner body is provided with a fuel gas channel, a plurality of fuel gas holes, a plurality of mixed gas holes and a plurality of combustion-supporting air holes, the fuel gas channel is arranged in a penetrating mode in the length direction of the fuel gas channel, the fuel gas holes are communicated with the fuel gas channel, and the mixed gas holes are communicated with the combustion-supporting air holes. The fuel gas hole extends to the combustion side of the combustor body; an ignition end cover and a sealing cover are fixedly arranged at the two ends of the combustor respectively, the ignition end cover is provided with an ignition rod hole communicated with the gas channel, and the sealing cover is used for sealing the gas channel; the burner body comprises a half ruler body and a first ruler body, connecting protruding plates are arranged at the two ends of the half ruler body and the two ends of the first ruler body, and connecting holes are formed in the connecting protruding plates. The low-nitrogen linear combustor is reasonable in structure, can be assembled into combustors with various specifications and powers according to actual requirements, and is wide in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of burners, in particular to a low-nitrogen linear burner. Background Art

[0002] As described in the existing low-nitrogen linear burner such as CN115059915A, it includes: a burner body, on the base of which there are a gas channel, a plurality of first gas holes, a plurality of second gas holes, a plurality of oblique premixing holes, a plurality of oblique combustion-supporting air holes and a plurality of vertical combustion-supporting air holes; the gas channel is located in the middle position of the burner body and extends along the length direction, the gas channel is used to provide fuel for the burner body, both side surfaces of the gas channel are inclined surfaces, and the gas channel gradually becomes narrower from bottom to top; the first gas holes extend upward from the middle position at the top of the gas channel through to the upper surface of the burner body; the oblique premixing holes, the oblique combustion-supporting air holes and the vertical combustion-supporting air holes are all distributed in the base body of the burner body on both sides of the gas channel, the oblique premixing holes and the oblique combustion-supporting air holes both extend obliquely from the lower surface of the burner body to the middle and penetrate through to the upper surface, the vertical combustion-supporting air holes extend vertically from the lower surface of the burner body through to the upper surface, and the second gas holes extend through from the side wall of the gas channel to the side wall of the oblique premixing hole; a combustion-supporting air duct, which is connected to the bottom surface of the burner body, and the combustion-supporting air duct is used to provide combustion-supporting air for the burner body; a flame guard plate, which is installed on both sides of the burner body and is higher than the upper surface of the burner body.

[0003] The power of the above low-nitrogen linear burner is constant, and it is impossible to select a burner with a corresponding power size according to actual needs, so the adaptability is relatively low.

[0004] Therefore, it is necessary to improve the existing low-nitrogen linear burner in the prior art. Content of the Utility Model

[0005] The purpose of the utility model is to overcome the defects existing in the prior art and provide a low-nitrogen linear burner, which can be assembled into burners with various specifications and power sizes according to actual needs, and has wide applicability.

[0006] To achieve the above technical effects, the technical solution of the present utility model is as follows: A low-nitrogen linear burner, comprising a burner body, wherein the burner body is provided with a gas channel, a plurality of gas holes, a plurality of mixing air holes, and a plurality of combustion-supporting air holes. The gas channel is arranged to penetrate along its length direction. The gas holes are communicated with the gas channel and extend to the combustion side of the burner body. Ignition end caps and covers are respectively fixedly arranged at both ends of the burner. The ignition end caps are provided with ignition rod holes communicated with the gas channel, and the covers are used to seal the gas channel. The burner body includes a half-foot body and a one-foot body. Connecting convex plates are arranged at both ends of the half-foot body and the one-foot body, and the connecting convex plates are provided with connecting holes.

[0007] The preferred technical solution is that it further includes an air duct plate fixedly connected to the burner body. The air duct plate and the burner body cooperate to form a combustion-supporting air duct. The combustion-supporting air holes are communicated with the combustion-supporting air duct and extend to the combustion side of the burner body. The mixing air holes are communicated with both the combustion-supporting air duct and the gas channel.

[0008] The preferred technical solution is that the air duct plate includes a half-foot plate, a one-foot plate, and a one-and-a-half-foot plate. The air duct plate is provided with through holes, and the burner body is provided with threaded holes. Bolts pass through the through holes and are threadedly connected to the threaded holes.

[0009] The preferred technical solution is that it further includes a fin plate fixedly connected to the burner body. The fin plate is arranged on both sides of the burner body and is arranged on the combustion side of the burner body.

[0010] The preferred technical solution is that the fin plate includes a half-foot fin plate, and connecting pieces are fixedly arranged at both ends of the fin plate.

[0011] The preferred technical solution is that it further includes a wind shield fixedly connected to the burner body. The wind shield is arranged inside the fin plate, and the cross section of the wind shield is arranged in a Z shape.

[0012] The preferred technical solution is that the wind shield includes a half-foot wind plate and a one-foot wind plate, and the wind shield is detachably and fixedly connected to the burner body.

[0013] The preferred technical solution is that the burner body is provided with an air inlet communicated with the gas channel, and the cover is provided with an air inlet pipe communicated with the air inlet.

[0014] The advantages and beneficial effects of the present utility model are as follows: The low-nitrogen linear burner of the present utility model has a reasonable structure. By setting the burner body as a half-foot body and a one-foot body, it can be spliced and installed according to actual power requirements, and has a wide range of applicability. Brief Description of the Drawings

[0015] Figure 1 is a schematic structural view of the 1.5 - foot burner in the first embodiment of the low - nitrogen linear burner of the present utility model;

[0016] Figure 2 is Figure 1 explosion schematic view;

[0017] Figure 3 is a schematic structural view of the 1 - foot burner;

[0018] Figure 4 is a schematic structural view of the half - foot burner;

[0019] Figure 5 is Figure 4 explosion schematic view;

[0020] In the figure: 1. Burner body; 11. Gas passage; 12. Gas holes; 13. Combustion - supporting air holes; 14. Half - foot body; 15. One - foot body; 16. Connecting convex plate; 17. Mixing air holes; 2. Ignition end cover; 3. Sealing cover; 4. Air duct plate; 41. Combustion - supporting air duct; 5. Finned plate; 51. Connecting piece; 6. Wind - blocking plate; 7. Intake pipe. Detailed Embodiments

[0021] The following combines the drawings and embodiments to further describe the detailed embodiments of the present utility model. The following embodiments are only used to more clearly illustrate the technical solutions of the present utility model and cannot be used to limit the protection scope of the present utility model.

[0022] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. Embodiment

[0023] As Figures 1-5As shown in the figure, the low-nitrogen linear burner of the embodiment includes a burner body 1. The burner body 1 is provided with a gas channel 11, a plurality of gas holes 12, a plurality of mixing air holes 17, and a plurality of combustion-supporting air holes 13. The gas channel 11 is arranged to penetrate along its length direction. The gas holes 12 are communicated with the gas channel 11 and extend to the combustion side of the burner body 1. Ignition end caps 2 and caps 3 are respectively fixedly arranged at both ends of the burner. The ignition end caps 2 are provided with ignition rod holes which are communicated with the gas channel 11, and the caps 3 are used to seal the gas channel 11. The burner body 1 includes a half-foot body 14 and a one-foot body 15. Connecting convex plates 16 are arranged at both ends of the half-foot body 14 and the one-foot body 15, and the connecting convex plates 16 are provided with connecting holes.

[0024] With such a design, the burner body 1 is detachably and fixedly connected through the connecting convex plates 16, and the corresponding half-foot body 14 and / or one-foot body 15 can be selected for splicing and installation according to the actual working conditions.

[0025] Specifically, it further includes an air duct plate 4 fixedly connected to the burner body 1. The air duct plate 4 and the burner body 1 cooperate to form a combustion-supporting air duct 41. The combustion-supporting air holes 13 are communicated with the combustion-supporting air duct 41 and extend to the combustion side of the burner body 1. The mixing air holes 17 are communicated with both the combustion-supporting air duct 41 and the gas channel 11.

[0026] With such a design, the purpose of air input is achieved.

[0027] Specifically, the air duct plate 4 includes a half-foot plate, a one-foot plate, and a one-and-a-half-foot plate. The air duct plate 4 is provided with through holes, and the burner body 1 is provided with threaded holes. Bolts pass through the through holes and are threadedly connected to the threaded holes.

[0028] With such a design, the splicing and installation of the burner are not affected.

[0029] Specifically, it further includes a fin plate 5 fixedly connected to the burner body 1. The fin plate 5 is arranged on both sides of the burner body 1 and is arranged on the combustion side of the burner body 1.

[0030] With such a design, the fin plate 5 can ensure that the flame is not disturbed by the external air flow.

[0031] Specifically, the fin plate 5 includes a half-foot fin plate, and connecting pieces 51 are fixedly arranged at both ends of the fin plate 5.

[0032] With such a design, the splicing of the fin plate 5 is realized.

[0033] Specifically, it further includes a wind deflector 6 fixedly connected to the burner body 1. The wind deflector 6 is arranged inside the fin plate 5, and the cross-section of the wind deflector 6 is Z-shaped.

[0034] With such a design, the combustion side of the burner body 1 is impacted by the jet flow of the mixing air holes 17, and under the protection of the wind deflector 6, a stable, concentrated and extremely short flame can be formed.

[0035] Specifically, the wind deflector 6 includes a half-foot wind plate and a one-foot wind plate, and the wind deflector 6 is detachably and fixedly connected to the burner body 1.

[0036] With such a design, the purpose of splicing the wind deflector 6 is achieved.

[0037] Specifically, the burner body 1 is provided with an air inlet communicating with the gas passage 11, and the cover 3 is provided with an air inlet pipe 7 communicating with the air inlet.

[0038] With such a design, the purpose of gas input is achieved.

[0039] The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and refinements can still be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. A low-nitrogen linear burner, characterized in that, It includes a burner body (1), and the burner body (1) is provided with a gas channel (11), a number of gas holes (12), a number of mixing air holes (17), and a number of combustion-supporting air holes (13). The gas channel (11) is arranged to penetrate along its length direction. The gas holes (12) are communicated with the gas channel (11), and the gas holes (12) extend to the combustion side of the burner body (1). At both ends of the burner, an ignition end cover (2) and a sealing cover (3) are respectively fixedly arranged. The ignition end cover (2) is provided with an ignition rod hole which is communicated with the gas channel (11), and the sealing cover (3) is used to seal the gas channel (11). The burner body (1) includes a half-foot body (14) and a one-foot body (15). Connecting convex plates (16) are arranged at both ends of the half-foot body (14) and the one-foot body (15), and the connecting convex plates (16) are provided with connecting holes.

2. The low-nitrogen linear burner according to claim 1, characterized in that, It further includes an air duct plate (4) fixedly connected to the burner body (1). The air duct plate (4) and the burner body (1) cooperate to form a combustion-supporting air duct (41). The combustion-supporting air holes (13) are communicated with the combustion-supporting air duct (41), and the combustion-supporting air holes (13) extend to the combustion side of the burner body (1). The mixing air holes (17) are communicated with both the combustion-supporting air duct (41) and the gas channel (11).

3. The low-nitrogen linear burner according to claim 2, characterized in that The air duct plate (4) includes a half-foot plate, a one-foot plate, and a one-and-a-half-foot plate. The air duct plate (4) is provided with through holes, and the burner body (1) is provided with threaded holes. Bolts are inserted through the through holes and are threadedly connected with the threaded holes.

4. The low-nitrogen linear burner according to claim 1, characterized in that, It further includes a fin plate (5) fixedly connected to the burner body (1). The fin plate (5) is arranged on both sides of the burner body (1), and the fin plate (5) is arranged on the combustion side of the burner body (1).

5. The low-nitrogen linear burner according to claim 4, wherein The fin plate (5) includes a half-foot fin plate, and connecting pieces (51) are fixedly arranged at both ends of the fin plate (5).

6. The low-nitrogen linear burner according to claim 4, characterized in that, It further includes a wind shield (6) fixedly connected to the burner body (1). The wind shield (6) is arranged inside the fin plate (5), and the cross section of the wind shield (6) is arranged in a Z shape.

7. The low-nitrogen linear burner according to claim 6, characterized in that, The wind shield (6) includes a half-foot wind plate and a one-foot wind plate, and the wind shield (6) is detachably and fixedly connected to the burner body (1).

8. The low-nitrogen linear burner according to claim 1, characterized in that, The burner body (1) is provided with an air inlet communicated with the gas channel (11), and the sealing cover (3) is provided with an air inlet pipe (7) communicated with the air inlet.

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