CN215892443U - Ignition device of inert gas generator - Google Patents
Ignition device of inert gas generator Download PDFInfo
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- CN215892443U CN215892443U CN202121756557.XU CN202121756557U CN215892443U CN 215892443 U CN215892443 U CN 215892443U CN 202121756557 U CN202121756557 U CN 202121756557U CN 215892443 U CN215892443 U CN 215892443U
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- ignition
- inert gas
- gas generator
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Abstract
The utility model relates to an ignition device of an inert gas generator. The ignition gun comprises an ignition gun fixing ring, an ignition gun input connector, an air nozzle, an oil nozzle, a fixer, a fire tube and an ignition needle; one end of the ignition gun input connector is a connecting end, the rear end of the oil nozzle is connected with the connecting end of the ignition gun input connector, the air nozzle is sleeved outside the oil nozzle, an air channel is arranged between the front end of the oil nozzle and the front end of the air nozzle, air holes penetrating through the side wall of the air nozzle are formed in the periphery of the air channel, a diesel oil inlet and a compressed air inlet are formed in the side surface of the ignition gun input connector, the diesel oil inlet is communicated with the oil nozzle, and the compressed air inlet is communicated with the air holes; the air nozzle is positioned in the fixer, and the rear end of the fixer is connected with the connecting end of the ignition gun input connector; the fixer is connected with the fire tube through the ignition gun fixing ring, and the ignition needle is arranged on the fire tube.
Description
Technical Field
The utility model relates to a marine inert gas generator, in particular to an ignition device of the inert gas generator.
Background
The marine inert gas generator removes oxygen in air by burning diesel oil, and the generated residual gas does not support combustion, thereby playing a role in protection. According to the requirement of system capacity, the fuel injection quantity of the main burner is very large, and the required air quantity is also large. If the ignition electrode is directly used for igniting the main burner, the electric sparks are easy to drift due to large air volume, and then ignition fails. This may cause a certain amount of diesel fuel to leak, causing cooling water pollution.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an inert gas generator ignition device which can avoid fuel oil pollution caused by the failure of direct ignition of a main burner and improve the ignition success rate.
The utility model is realized by the following steps: an ignition device of an inert gas generator comprises an ignition gun fixing ring, an ignition gun input connector, an air nozzle, an oil nozzle, a fixer, a fire tube and an ignition needle; one end of the ignition gun input connector is a connecting end, the rear end of the oil nozzle is connected with the connecting end of the ignition gun input connector, the air nozzle is sleeved outside the oil nozzle, an air channel is arranged between the front end of the oil nozzle and the front end of the air nozzle, air holes penetrating through the side wall of the air nozzle are formed in the periphery of the air channel, a diesel oil inlet and a compressed air inlet are formed in the side surface of the ignition gun input connector, the diesel oil inlet is communicated with the oil nozzle, and the compressed air inlet is communicated with the air holes; the air nozzle is positioned in the fixer, and the rear end of the fixer is connected with the connecting end of the ignition gun input connector; the fixer is connected with the fire tube through the ignition gun fixing ring, and the ignition needle is arranged on the fire tube.
And a ventilation gap for communicating the compressed air inlet and the air hole is arranged between the air nozzle and the fixer.
The rear end of the fixer is connected with the connecting end of the ignition gun input connector through threads.
The fixing device is provided with a limiting bulge, a gasket is arranged between the limiting bulge and the fire tube, and the limiting bulge is fixed on the fire tube by the fixing ring of the ignition gun.
The oil nozzle is fixed at the connecting end of the input connector of the ignition gun through threads.
The number of the air holes is 6-12, the diameter is 1.5-2.5 mm, and the air holes are uniformly distributed on the periphery of the air channel.
The oil nozzle is a pressure atomization oil nozzle.
And a mounting flange is arranged on the fire tube.
The utility model has the beneficial effects that: the ignition gun is suitable for inert gas generators of different specifications and models, a small amount of diesel oil enters the oil nozzle through the diesel oil inlet on the input connector of the ignition gun, and the main burner is ignited after ignition, so that fuel oil pollution caused by direct ignition failure of the main burner can be avoided. Simultaneously, through the compressed air import of burning torch input joint, make compressed air pass through air nozzle's wind hole and get into air passage, air passage just in time surrounds the glib talker, and the compressed air who gets into air passage can further make glib talker spun diesel oil atomizing, realizes the secondary atomization, makes the burning that the diesel oil that ignites can be more abundant, has improved the success rate of igniteing greatly.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view of a portion a of the figure.
FIG. 3 is a schematic axial side view of the present invention.
Fig. 4 is a schematic view of the structure of the air nozzle of the present invention.
FIG. 5 is a schematic axial side view of an air nozzle of the present invention.
Fig. 6 is a schematic axial side view of the input fitting of the ignition gun of the present invention.
Fig. 7 is a schematic view showing the structure of an input connector of the ignition gun of the present invention.
Wherein: 1. a fixing ring of the ignition gun; 2. An air nozzle; 3. An ignition gun input connector; 4. A nozzle tip; 5. A compressed air inlet; 6. A diesel oil inlet; 7. a gasket; 8. a holder; 9. a fire tube; 10. an ignition needle; 11. installing a flange; 12. a connecting end; 13. an air passage; 14. a wind hole; 15. a vent gap; 16. and a limiting bulge.
Detailed Description
According to fig. 1-7, the present invention comprises a burning torch fixing ring 1, a burning torch input joint 3, an air nozzle 2, a nipple 4, a holder 8, a fire tube 9 and a burning needle 10; the oil nozzle 4 is a pressure atomization oil nozzle. One end of the ignition gun input connector 3 is a connecting end 12, the rear end of the oil nozzle 4 is in threaded connection with the connecting end 12 of the ignition gun input connector 3, the air nozzle 2 is sleeved outside the oil nozzle 4, an air channel 13 is arranged between the front end of the oil nozzle 4 and the front end of the air nozzle 2, air holes 14 penetrating through the side wall of the air nozzle 2 are formed in the periphery of the air channel 13, the number of the air holes 14 is 6-12, preferably 8, the diameter is 1.5-2.5 mm, preferably 2mm, and the air holes 14 are uniformly distributed around the air channel 13. A diesel oil inlet 6 and a compressed air inlet 5 are arranged on the side surface of the ignition gun input connector 3, the diesel oil inlet 6 is communicated with the oil nozzle 4, and the compressed air inlet 5 is communicated with the air hole 14; the air nozzle 2 is positioned in the holder 8, and a ventilation gap 15 for communicating the compressed air inlet 5 and the air hole 14 is arranged between the outer side of the air nozzle 2 and the holder 8. The rear end of the fixer 8 is connected with the connecting end 12 of the ignition gun input connector 3 through threads.
The fixer 8 is provided with a limiting bulge 16, a gasket 7 is arranged between the limiting bulge 16 and the fire tube 9, the fixing ring 1 of the ignition gun is connected with the fire tube 9 through threads to fix the limiting bulge 16 on the fire tube 9, so that the fixer 8 is fixed and connected with the fire tube 9, and the gasket 7 plays a role in sealing and prevents diesel oil and compressed air from leaking. The holder 8 is connected to the fire tube through the fixing ring of the ignition gun, and the ignition needle 10 is provided on the fire tube 9. The fire tube 9 is provided with a mounting flange 11, the inert gas generator is fixed on the inert gas generator through the mounting flange 11, the fire tube 9 extends into the generator, and the ejected flame can ignite a main burner of the inert gas generator.
When the utility model is used, diesel oil enters the oil nozzle 4 through the diesel oil inlet 6 on the ignition gun input joint 3, and the oil nozzle 4 is of a pressure atomization type and can atomize sprayed fuel oil. Compressed air gets into air jet 2 through compressed air inlet 5 on the burning torch input connects 3, and the periphery of the air duct 13 of air jet 2 front portion is equipped with the wind hole 14 of equipartition, and compressed air spouts air duct 13 through these wind holes 14, and air duct 13 just in time surrounds glib talker 4, and the compressed air of entering can further glib talker spun diesel atomization, realizes the secondary atomization. The ignition needle 10 is externally connected with a power supply, the sprayed atomized diesel oil is ignited by electric sparks, and the formed flame is sprayed out through the fire tube 9. The utility model is fixed on the inert gas generator through the mounting flange 11, the fire tube 9 extends into the generator, the ejected flame can ignite the main burner of the inert gas generator, and the success rate of ignition is greatly improved.
Claims (8)
1. An inert gas generator ignition device characterized by: comprises a burning torch fixing ring, a burning torch input joint, an air nozzle, an oil nozzle, a fixer, a fire tube and a burning needle; one end of the ignition gun input connector is a connecting end, the rear end of the oil nozzle is connected with the connecting end of the ignition gun input connector, the air nozzle is sleeved outside the oil nozzle, an air channel is arranged between the front end of the oil nozzle and the front end of the air nozzle, air holes penetrating through the side wall of the air nozzle are formed in the periphery of the air channel, a diesel oil inlet and a compressed air inlet are formed in the side surface of the ignition gun input connector, the diesel oil inlet is communicated with the oil nozzle, and the compressed air inlet is communicated with the air holes; the air nozzle is positioned in the fixer, and the rear end of the fixer is connected with the connecting end of the ignition gun input connector; the fixer is connected with the fire tube through the ignition gun fixing ring, and the ignition needle is arranged on the fire tube.
2. An inert gas generator ignition device according to claim 1, wherein: and a ventilation gap for communicating the compressed air inlet and the air hole is arranged between the air nozzle and the fixer.
3. An inert gas generator ignition device according to claim 1, wherein: the rear end of the fixer is connected with the connecting end of the ignition gun input connector through threads.
4. An inert gas generator ignition device according to claim 1, wherein: the fixing device is provided with a limiting bulge, a gasket is arranged between the limiting bulge and the fire tube, and the limiting bulge is fixed on the fire tube by the fixing ring of the ignition gun.
5. An inert gas generator ignition device according to claim 1, wherein: the oil nozzle is fixed at the connecting end of the input connector of the ignition gun through threads.
6. An inert gas generator ignition device according to claim 1, wherein: the number of the air holes is 6-12, the diameter is 1.5-2.5 mm, and the air holes are uniformly distributed on the periphery of the air channel.
7. An inert gas generator ignition device according to claim 1 or 5, characterized in that: the oil nozzle is a pressure atomization oil nozzle.
8. An inert gas generator ignition device according to claim 1, wherein: and a mounting flange is arranged on the fire tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121756557.XU CN215892443U (en) | 2021-07-30 | 2021-07-30 | Ignition device of inert gas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121756557.XU CN215892443U (en) | 2021-07-30 | 2021-07-30 | Ignition device of inert gas generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215892443U true CN215892443U (en) | 2022-02-22 |
Family
ID=80344798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121756557.XU Active CN215892443U (en) | 2021-07-30 | 2021-07-30 | Ignition device of inert gas generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215892443U (en) |
-
2021
- 2021-07-30 CN CN202121756557.XU patent/CN215892443U/en active Active
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