CN216667668U - Novel combustor ignition adjusting device - Google Patents
Novel combustor ignition adjusting device Download PDFInfo
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- CN216667668U CN216667668U CN202123067698.3U CN202123067698U CN216667668U CN 216667668 U CN216667668 U CN 216667668U CN 202123067698 U CN202123067698 U CN 202123067698U CN 216667668 U CN216667668 U CN 216667668U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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Abstract
The utility model discloses a novel burner small ignition adjusting device which comprises a mixer, wherein an air inlet, a gas inlet and a mixing outlet are formed in the mixer, the air inlet of the mixer is connected with a small-fire combustion-supporting air pipeline, the gas inlet of the mixer is connected with a small-fire natural gas pipeline, a thimble for adjusting gas quantity is arranged at a position close to the gas inlet of the mixer, and the thimble is in threaded connection with the mixer; the small fire combustion-supporting air pipeline is communicated with the main combustion-supporting air pipeline, and a butterfly valve for controlling the opening of the pipeline is arranged on the small fire combustion-supporting air pipeline; the small fire natural gas pipeline is communicated with the main natural gas pipeline, and a pressure reducing valve is arranged on the small fire natural gas pipeline; the utility model uses the external fire distribution mode, assembles again after obtaining the valve opening required by small fire and directly ignites, improves the efficiency, and uses the thimble to finely adjust, so that the proportion of natural gas and air is more reasonable.
Description
Technical Field
The utility model relates to the technical field of combustion equipment, in particular to a novel burner small ignition adjusting device.
Background
In the process of distributing small flames, the heat storage oxidation burner needs to adjust natural gas and combustion air to proper proportion, and just the degree of ignition by a spark plug, and the small flames are matched due to the relation among the natural gas, the temperature, the humidity and the altitude in various places. In the prior art, the gas pressure is adjusted to a fixed value, then combustion-supporting air is finely adjusted, and small fire is matched by continuously electrifying a spark plug.
SUMMERY OF THE UTILITY MODEL
The technical purpose is as follows: aiming at the defects of long consumed time and low adjusting precision in the process of adjusting the small fire of the existing burner, the utility model discloses a novel burner small fire ignition adjusting device which can quickly adjust the ratio of air and natural gas to meet the small fire requirement and carry out fine control.
The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:
a novel burner small ignition adjusting device comprises a mixer, wherein an air inlet, a fuel gas inlet and a mixing outlet are formed in the mixer, the air inlet of the mixer is connected with a small-flame combustion-supporting air pipeline, the fuel gas inlet is connected with a small-flame natural gas pipeline, a thimble for adjusting the fuel gas quantity is arranged at a position close to the fuel gas inlet of the mixer, and the thimble is in threaded connection with the mixer; the small-fire combustion-supporting air pipeline is communicated with the main combustion-supporting air pipeline, and a butterfly valve for controlling the opening of the pipeline is arranged on the small-fire combustion-supporting air pipeline; the small fire natural gas pipeline is communicated with the main natural gas pipeline, and a pressure reducing valve is arranged on the small fire natural gas pipeline.
Preferably, the utility model is provided with an electromagnetic valve on the small fire natural gas pipeline, and the electromagnetic valve is positioned between the pressure reducing valve and the gas inlet.
Preferably, the number of the solenoid valves of the present invention is two.
Preferably, the mixing outlet of the mixer of the utility model is in communication with a burner on which a flame detector is provided for detecting the flame condition
Preferably, the main natural gas pipeline and the main combustion air pipeline of the utility model are both communicated with the burner, a valve for controlling the on-off of the pipelines is arranged on the main natural gas pipeline, and the valve is arranged in front of the connection part of the small fire natural gas pipeline and the main natural gas pipeline.
Preferably, the pressure reducing valve of the present invention is provided with a check structure for blocking the backflow of fuel gas during the small fire adjustment process
Has the advantages that: the novel burner small ignition adjusting device provided by the utility model has the following beneficial effects:
1. the utility model adopts an external fire distribution mode, does not need to frequently use a spark plug for ignition, and improves the efficiency.
2. According to the utility model, the thimble is arranged at the fuel gas inlet, so that when the combustion state is not good due to poor air and fuel gas ratio, the quantity of fuel gas is accurately adjusted by rotating the thimble, and the combustion state is optimized.
3. According to the utility model, two groups of electromagnetic valves are arranged on the small-fire natural gas pipeline, and the small-fire natural gas pipeline can be closed only by opening the two groups of electromagnetic valves at the same time and closing one electromagnetic valve, so that double-safety setting is realized and the safety is improved.
4. According to the utility model, the valve is arranged in front of the joint of the small-fire natural gas pipeline and the main natural gas pipeline, so that the supply of all natural gas can be directly cut off, and the pipeline maintenance is facilitated.
5. The pressure reducing valve has a non-return function, and when the mixing outlet of the mixer is used for adjusting the small fire ratio, the back fire is avoided, and the safety is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is an enlarged view of the mixer structure of the present invention;
the device comprises a mixer 1, a small fire combustion air pipeline 2, a small fire natural gas pipeline 3, a thimble 4, a main combustion air pipeline 5, a butterfly valve 6, a main natural gas pipeline 7, a pressure reducing valve 8, an electromagnetic valve 9, a burner 10, a flame detector 11, a valve 12 and a spark plug 13.
Detailed Description
The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, without thereby limiting the scope of the utility model to the described embodiment.
As shown in fig. 1 and fig. 2, the novel burner ignition small-flame adjusting device disclosed by the utility model comprises a mixer 1, wherein an air inlet, a fuel gas inlet and a mixing outlet are arranged on the mixer 1, and a spark plug 13 for igniting gas is arranged at the mixing outlet; an air inlet of the mixer 1 is connected with a small-fire combustion-supporting air pipeline 2, a fuel gas inlet is connected with a small-fire natural gas pipeline 3, a thimble 4 for adjusting fuel gas quantity is arranged at a position, close to the fuel gas inlet, of the mixer 1, and the thimble 4 is in threaded connection with the mixer 1; the small fire combustion-supporting air pipeline 2 is communicated with a main combustion-supporting air pipeline 5, and a butterfly valve 6 for controlling the opening degree of the pipeline is arranged on the small fire combustion-supporting air pipeline 2; the small fire natural gas pipeline 3 is communicated with the main natural gas pipeline 7, and a pressure reducing valve 8 is arranged on the small fire natural gas pipeline 3.
In order to improve the safety in the small-fire ignition adjustment process, the electromagnetic valves 9 are arranged on the small-fire natural gas pipeline 3, the number of the electromagnetic valves 9 is two, the electromagnetic valves 9 are positioned between the pressure reducing valve 8 and the gas inlet, double-safety setting is realized, and the small-fire natural gas pipeline can be closed by calculation; and the pressure reducing valve 8 is provided with a non-return structure, so that the gas backflow is blocked in the small fire adjusting process, and the safety accident caused by tempering is avoided.
The mixing outlet of the mixer 1 is communicated with a combustor 10, a flame detector 11 for detecting the flame state is arranged on the combustor 10, and the small fire state is detected by the flame detector 11; the main natural gas pipeline 7 and the main combustion air pipeline 5 are both communicated with the combustor 10, a valve 12 for controlling the on-off of the pipelines is arranged on the main natural gas pipeline 7, and the valve 12 is arranged in front of the joint of the small fire natural gas pipeline 3 and the main natural gas pipeline 7 and used for closing all gas pipelines in emergency through the valve 12.
When the novel burner ignition small-flame adjusting device provided by the utility model is used, the small-flame natural gas pipeline 3 and the small-flame combustion air pipeline 2 of the mixer 1 are firstly detached, then the mixer 8 is detached, and then the three are assembled, and at the moment, the mixing outlet of the mixer 8 is not communicated with the burner 10. The butterfly valve 6 with the locking device on the small fire combustion air pipeline 5 is closed in place, air supply is suspended, the small fire combustion air pipeline 2 is opened under manual control, natural gas is ignited at a mixing outlet of the mixer 1 by open fire rapidly, combustion is carried out by the air at the mixing outlet, the color of flame is yellow, and the small fire pipeline is safe and reasonable due to the fact that the small fire pipeline is provided with the check device through the pressure reducing valve.
Then slowly opening a butterfly valve 7 with a locking device on the small fire combustion air pipeline 2, adjusting the flame color to bright blue, wherein the flame is longest and brightest, locking the butterfly valve 7, and fixing the air supply proportion. Then manually close the small fire natural gas pipeline 3, reassemble the blender 8 to the combustor 6 again, open the small fire natural gas pipeline 3 to the aperture when the small fire adjustment is finished afterwards, the small fire matching is basically finished this moment.
After a period of operation, a non-light-fired condition may occasionally occur due to interference from the high air flow organic exhaust from the main blower in the combustor. In the face of the above situation, the ejector pin 4 for adjusting the position of the gas inlet on the mixer 8 can reduce the volume of the gas entering the mixer when the ejector pin 4 rotates into the mixer 1, and the volume of the gas is used as a fine proportion of air and gas to be adjusted, so that the proportion of natural gas and air is more reasonable. And the ignition success rate of the small fire can be kept at 100% for a long time by regularly replacing the combustion air filter screen at the air inlet.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.
Claims (6)
1. A novel burner small ignition adjusting device is characterized by comprising a mixer (1), wherein an air inlet, a gas inlet and a mixing outlet are arranged on the mixer (1), the air inlet of the mixer (1) is connected with a small ignition combustion air pipeline (2), the gas inlet of the mixer (1) is connected with a small ignition natural gas pipeline (3), a thimble (4) for adjusting gas quantity is arranged at a position close to the gas inlet of the mixer (1), and the thimble (4) is in threaded connection with the mixer (1); the small-fire combustion-supporting air pipeline (2) is communicated with the main combustion-supporting air pipeline (5), and a butterfly valve (6) for controlling the opening of the pipeline is arranged on the small-fire combustion-supporting air pipeline (2); the small fire natural gas pipeline (3) is communicated with the main natural gas pipeline (7), and a pressure reducing valve (8) is arranged on the small fire natural gas pipeline (3).
2. The novel burner small ignition regulating device as claimed in claim 1, characterized in that a solenoid valve (9) is arranged on the small ignition natural gas pipeline (3), and the solenoid valve (9) is positioned between the pressure reducing valve (8) and the gas inlet.
3. A new burner ignition spark adjuster as claimed in claim 2, characterized in that the number of said solenoid valves (9) is two.
4. A new burner ignition spark adjuster as claimed in claim 1, characterized in that the mixing outlet of the mixer (1) communicates with the burner (10), and a flame detector (11) is arranged on the burner (10) for detecting the flame state.
5. The novel burner small ignition regulator as claimed in claim 4, characterized in that the main natural gas pipeline (7) and the main combustion air pipeline (5) are both communicated with the burner (10), a valve (12) for controlling the on-off of the pipelines is arranged on the main natural gas pipeline (7), and the valve (12) is arranged in front of the connection position of the small ignition natural gas pipeline (3) and the main natural gas pipeline (7).
6. The novel burner small ignition regulating device according to claim 1, characterized in that the pressure reducing valve (8) is provided with a check structure to block the gas from flowing back during the small ignition regulating process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123067698.3U CN216667668U (en) | 2021-12-08 | 2021-12-08 | Novel combustor ignition adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123067698.3U CN216667668U (en) | 2021-12-08 | 2021-12-08 | Novel combustor ignition adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216667668U true CN216667668U (en) | 2022-06-03 |
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ID=81787040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123067698.3U Active CN216667668U (en) | 2021-12-08 | 2021-12-08 | Novel combustor ignition adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216667668U (en) |
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2021
- 2021-12-08 CN CN202123067698.3U patent/CN216667668U/en active Active
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