CN216010848U - Low nitrogen oxide combustor - Google Patents
Low nitrogen oxide combustor Download PDFInfo
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- CN216010848U CN216010848U CN202121856390.4U CN202121856390U CN216010848U CN 216010848 U CN216010848 U CN 216010848U CN 202121856390 U CN202121856390 U CN 202121856390U CN 216010848 U CN216010848 U CN 216010848U
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Abstract
The utility model relates to the technical field of gas combustion, in particular to a low-nitrogen oxide combustor, which comprises a combustor, wherein a sealing end cover is arranged at the left end of the combustor, the combustor comprises a gas cylinder, an air cylinder and a burner nozzle assembly, a guide sleeve which is coaxially distributed with the air cylinder is arranged in the air cylinder, the right end of the guide sleeve is communicated with the burner nozzle assembly, an annular plate is arranged on the outer wall of the left end of the guide sleeve and divides the interior of the air cylinder into a first air chamber and a second air chamber, the left end of the guide sleeve is communicated with the first air chamber, the burner nozzle assembly is arranged at the right end of the air cylinder, the gas cylinder is arranged at the left end of the air cylinder and extends to a combustion cavity arranged at the center of the burner nozzle assembly, and an air flow channel is formed between the outer wall of the gas cylinder and the inner wall of the guide sleeve. The high-efficiency and high-quality combustion of the materials is facilitated.
Description
Technical Field
The utility model relates to the technical field of gas combustion, in particular to a low-nitrogen oxide combustor.
Background
The combustion efficiency of the burners used for the heating furnace and the heat treatment furnace in the prior art in a combustion chamber is relatively low, the stability of combustion flame is poor, and the combustion quality is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low-nitrogen oxide combustor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the low-nitrogen oxide combustor comprises a combustor, wherein a sealing end cover is arranged at the left end of the combustor, the combustor comprises a gas cylinder, an air cylinder and a burner nozzle assembly, a guide sleeve which is coaxially distributed with the air cylinder is arranged inside the air cylinder, the right end of the guide sleeve is communicated with the burner nozzle assembly, an annular plate is arranged on the outer wall of the left end of the guide sleeve and divides the inside of the air cylinder into a first air chamber and a second air chamber from left to right, the left end of the guide sleeve is communicated with the first air chamber, the burner nozzle assembly is arranged at the right end of the air cylinder and is coaxially distributed with the air cylinder, the gas cylinder is arranged at the left end of the air cylinder, the end part of the gas cylinder penetrates through the air cylinder and extends to a combustion cavity which is arranged at the center of the burner nozzle assembly, an air flow channel is formed between the outer wall of the gas cylinder and the inner wall of the guide sleeve, and the right end of the air flow channel is communicated with the combustion cavity, the end face of the burner nozzle assembly is provided with two jet holes communicated with the air chamber and used for air to flow, and the plurality of jet holes are uniformly distributed on the periphery of the combustion chamber in an annular manner;
the upper end of the gas cylinder is provided with a gas channel for gas to enter, and the gas channel is communicated with the inside of the gas cylinder; the upper end of the air cylinder is provided with an air channel for air to enter, and the tail end of the air channel is respectively communicated with the first air chamber and the second air chamber.
Preferably, a flow regulating valve is arranged inside the air channel, and a regulating end of the flow regulating valve is positioned inside the air channel and used for regulating the air inflow of the first air chamber and the second air chamber.
Preferably, the burner assembly has a burner block body for connection to a combustion chamber of a combustion furnace.
Preferably, a flame viewing port communicated with the combustion cavity is arranged on the side wall of the burner assembly, and the flame viewing port is obliquely arranged.
Has the advantages that: when the burner is used, the right end of the burner is connected with a combustion chamber of a combustion furnace through the burner assembly, when the burner is used, coal gas enters the combustion chamber through the coal gas channel gas inlet cylinder, air enters the air cylinder through the air channel, a part of air enters the air chamber I through the air channel, enters the combustion chamber through the air flow channel and is mixed with the coal gas in the combustion chamber, the air is accelerated through the air flow channel, the height of flame in the combustion chamber can be improved, a part of air enters the air chamber II through the air channel and enters the combustion chamber of the combustion furnace through the jet holes, the combustion efficiency and the combustion quality of materials in the combustion chamber can be improved, and the materials in the combustion chamber can be combusted more fully;
when using, through flow control valve, can control the flow that gets into the air in the air cavity, can adjust the height of the flame in combustion chamber as required according to the use, improved the flexibility of using, help burning to the material high-efficient, high-quality more.
The utility model has simple structure, can adjust the height of flame in the combustion chamber according to the requirement, has higher mixing efficiency and mixing quality of air and coal gas, and is beneficial to efficiently and qualitatively combusting materials.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
wherein: the gas burner comprises a gas cylinder 1, a gas channel 2, an air cylinder 3, an annular plate 4, an air cavity I5, an air cavity II 6, an air channel 7, a flow regulating valve 8, a fluid channel 9, a burner assembly 10, a jet hole 11, a combustion cavity 12 and a flame observation port 13.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 and 2, the low nitrogen oxide burner includes a burner, a sealing end cover is disposed at a left end of the burner, the burner includes a gas cylinder 1, an air cylinder 3 and a burner assembly 10, a guide sleeve coaxially disposed with the air cylinder 3 is disposed inside the air cylinder 3, a right end of the guide sleeve is communicated with the burner assembly 10, an annular plate 4 is disposed on an outer wall of the left end of the guide sleeve, the annular plate 4 divides the inside of the air cylinder 3 into a first air chamber 5 and a second air chamber 6 from left to right, the left end of the guide sleeve is communicated with the first air chamber 5, the burner assembly 10 is disposed at a right end of the air cylinder 3 and coaxially disposed with the air cylinder 3, the gas cylinder 1 is disposed at the left end of the air cylinder 3, an end of the gas cylinder 1 penetrates through the air cylinder 3 and extends to a combustion chamber 12 disposed at a center of the burner assembly 10, an air flow channel 9 is formed between the outer wall of the gas cylinder 1 and the inner wall of the guide sleeve, the right end of the air flow channel 9 is communicated with a combustion cavity 12, the end face of the burner assembly 10 is provided with a jet hole 11 communicated with the air cavity II 6 and used for air flowing, and the jet holes 11 are uniformly distributed on the periphery of the combustion cavity 12 in an annular manner;
the upper end of the gas cylinder 1 is provided with a gas channel 2 for gas to enter, and the gas channel 2 is communicated with the inside of the gas cylinder 1; the upper end of the air cylinder 3 is provided with an air channel 7 for air to enter, and the tail end of the air channel 7 is respectively communicated with the first air chamber 5 and the second air chamber 6.
In the present embodiment, a flow regulating valve 8 is provided inside the air passage 7, and a regulating end of the flow regulating valve 8 is located inside the air passage 7 to regulate the intake air amount of the first air chamber 5 and the second air chamber 6.
In this embodiment, the burner assembly 10 is a burner block for connecting to a combustion chamber of a combustion furnace.
In this embodiment, a flame viewing port 13 communicated with the combustion chamber 12 is disposed on a side wall of the burner assembly 10, and the flame viewing port 13 is disposed in an inclined manner.
When the gas burner is used, gas enters the combustion chamber 12 through the gas channel 2, the air enters the air cylinder 3 through the air channel 7, a part of air enters the first air chamber 5 through the air channel 7, enters the combustion chamber 12 through the air flow channel 9 and is mixed with the gas in the combustion chamber 12, the air is accelerated through the air flow channel 9, the height of flame in the combustion chamber 12 can be improved, a part of air enters the second air chamber 6 through the air channel 7 and enters the combustion chamber of the combustion furnace through the injection hole 11, the combustion efficiency and the combustion quality of materials in the combustion chamber can be improved, and the materials in the combustion chamber can be combusted more fully;
when using, through flow control valve 8, can control the flow that gets into the air in air cavity 5, can adjust the height of the flame in combustion chamber as required that uses, improved the flexibility of using, help burning to the material high-efficient, high-quality more.
The utility model has simple structure, can adjust the height of flame in the combustion chamber according to the requirement, has higher mixing efficiency and mixing quality of air and coal gas, and is beneficial to efficiently and qualitatively combusting materials.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A low-nitrogen oxide combustor comprises a combustor, wherein a sealing end cover is arranged at the left end of the combustor, and the low-nitrogen oxide combustor is characterized by comprising a gas cylinder (1), an air cylinder (3) and a burner nozzle assembly (10), a guide sleeve which is coaxially distributed with the air cylinder (3) is arranged inside the air cylinder (3), the right end of the guide sleeve is communicated with the burner nozzle assembly (10), an annular plate (4) is arranged on the outer wall of the left end of the guide sleeve, the air cylinder (3) is divided into a first air chamber (5) and a second air chamber (6) from left to right by the annular plate (4), the left end of the guide sleeve is communicated with the first air chamber (5), the burner nozzle assembly (10) is arranged at the right end of the gas cylinder (3) and coaxially distributed with the air cylinder (3), the gas cylinder (1) is arranged at the left end of the air cylinder (3), and the end of the air cylinder (1) penetrates through the air cylinder (3), the gas burner assembly is characterized by also comprising a burner assembly (10) and a guide sleeve, wherein the burner assembly is arranged in the guide sleeve, the burner assembly extends to a combustion cavity (12) arranged in the center of the burner assembly (10), an air flow channel (9) is formed between the outer wall of the gas cylinder (1) and the inner wall of the guide sleeve, the right end of the air flow channel (9) is communicated with the combustion cavity (12), the end face of the burner assembly (10) is provided with a jet hole (11) communicated with the air cavity II (6) and used for air flowing, and the jet holes (11) are uniformly distributed on the periphery of the combustion cavity (12) in an annular shape;
the upper end of the gas cylinder (1) is provided with a gas channel (2) for gas to enter, and the gas channel (2) is communicated with the inside of the gas cylinder (1); the upper end of the air cylinder (3) is provided with an air channel (7) for air to enter, and the tail end of the air channel (7) is communicated with the first air chamber (5) and the second air chamber (6) respectively.
2. A low nox burner according to claim 1, characterized in that the air channel (7) is provided with a flow regulating valve (8) inside, the regulating end of the flow regulating valve (8) being located inside the air channel (7) for regulating the air intake of the first (5) and second (6) air chambers.
3. A low nox burner according to claim 1, characterized in that the burner assembly (10) is formed as a burner block for connection to the combustion chamber of a furnace.
4. The low-nitrogen-oxide burner according to claim 1, wherein a flame viewing port (13) communicated with the combustion chamber (12) is arranged on the side wall of the burner assembly (10), and the flame viewing port (13) is obliquely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121856390.4U CN216010848U (en) | 2021-08-09 | 2021-08-09 | Low nitrogen oxide combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121856390.4U CN216010848U (en) | 2021-08-09 | 2021-08-09 | Low nitrogen oxide combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216010848U true CN216010848U (en) | 2022-03-11 |
Family
ID=80527231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121856390.4U Active CN216010848U (en) | 2021-08-09 | 2021-08-09 | Low nitrogen oxide combustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216010848U (en) |
-
2021
- 2021-08-09 CN CN202121856390.4U patent/CN216010848U/en active Active
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