Emptying ignition device for separator

Abstract

The utility model discloses an emptying ignition device for a separator, which belongs to the technical field of oil and gas drilling and comprises an intelligent electrical control box, a three-dimensional torch mechanism and a main fire tube mechanism, and the intelligent electrical control box receives control signals and then controls ignition of an ignition nozzle, gas supply of a gas tube and oil injection of an oil tube; the integrated tube bundle completes connection of the intelligent electric control box and the three-dimensional torch mechanism, the ignition nozzle completes ignition, and then combustible harmful gas in the exhaust pipeline is ignited; the ignition device is particularly suitable for long-distance ignition which various people cannot reach and ignition in combustion places with toxic gas, and unsafe factors of manual close-distance ignition are avoided. The device is widely applied to petroleum drilling construction, belongs to a relatively mature product, adopts a high-performance electronic ignition control system, and is stable in performance and reliable in work.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oil and gas drilling technical field, concretely relates to a kind of venting ignition device for separator. BACKGROUND

[0002] In the drilling construction process, if high pressure oil and gas layer is encountered, worker needs to close blowout preventer to take throttling, blowout and other measures to avoid overflow or well kick. But the natural gas released in the blowout process not only may explode after mixing with air, but also contains toxic and harmful gases such as sulfur dioxide in most cases, which needs to be burned. Currently, the ignition device for combustible gas in separator pipeline and blowout pipeline is usually set separately, that is, one blowout ignition device and one separator ignition device, and two different ignition devices need two independent systems, which increases equipment cost and use and maintenance cost, and increases the labor intensity of workers.

[0003] The Chinese patent with publication number CN210485763U and publication date of May 8, 2020 discloses a combined plasma ignition device: including an integrated transport crowbar, a blowout ignition main body and a main torch, the blowout ignition main body includes a fire head assembly and an ignition assembly; the fire head assembly includes a combustion cylinder and a blowout gas inlet pipe; one end of the blowout gas inlet pipe is connected with the combustion cylinder, and the other end is connected with the blowout pipeline; the ignition assembly includes a plasma ignition rod and an ignition burner; the ignition burner is located above the combustion cylinder and is arranged adjacent to the combustion cylinder; the arc discharge end of the plasma ignition rod is connected with the ignition burner; the main torch includes a vertical main jet pipe, a torch gas inlet pipe connected with the main jet pipe, an ignition burner at the top of the main jet pipe and a plasma ignition rod; the arc discharge end of the plasma ignition rod is connected with the ignition burner; the integrated transport crowbar is connected with the plasma ignition rod, the plasma ignition rod and the ignition burner through a supply pipeline. However, this patent is not suitable for remote control use. UTILITY MODEL CONTENT

[0004] To solve the problems in the prior art, the utility model provides a venting ignition device for separator, an intelligent electrical control box receives a control signal to control ignition of an ignition nozzle, gas supply of a gas pipe and oil injection of an oil pipe; an integrated pipe bundle connects the intelligent electrical control box and a three-dimensional torch mechanism, the ignition nozzle ignites, and then combustible harmful gases in the exhaust pipeline are ignited; it is especially suitable for remote ignition and ignition of toxic gas in places where people cannot reach, avoiding unsafe factors of manual close-range ignition. The device has been widely used in oil drilling construction, and is a mature product. It adopts a high-performance electronic ignition control system, has stable performance and reliable work.

[0005] The utility model aims to realize the following technical solutions:

[0006] The invention discloses a kind of separator venting ignition device, including intelligent electrical control box, three-dimensional torch mechanism and main fire tube mechanism, the intelligent electrical control box is connected with gas pipe, oil pipe and high-energy conducting rod in junction box by integrated pipe bundle, the gas pipe far from junction box one end and oil pipe far from junction box one end are connected with mixed nozzle in fire cover, the upper portion of fire cover is provided with ignition nozzle, the upper end of ignition nozzle is connected with main fire tube mechanism, the lower end of main fire tube mechanism is connected with exhaust line, the ignition nozzle is connected with high-energy conducting rod by ignition elbow, the intelligent electrical control box receives control signal and controls ignition of ignition nozzle, gas supply of gas pipe and oil injection of oil pipe.

[0007] Preferably, the intelligent electrical control box includes a control cabinet, the control cabinet is provided with a battery, a controller, an oil tank and a gas pipe assembly, the gas pipe assembly includes an air inlet pipe, a first shunt pipe, a second shunt pipe and an oil and gas outlet pipe, the air inlet pipe is connected with the first shunt pipe and the second shunt pipe, the first shunt pipe, the second shunt pipe and the oil and gas outlet pipe are respectively provided with a first electromagnetic valve, a two-position three-way electromagnetic valve and a second electromagnetic valve, the second shunt pipe is connected with the oil tank, the oil tank is connected with the oil and gas outlet pipe, the battery is connected with the first electromagnetic valve, the two-position three-way electromagnetic valve, the second electromagnetic valve and the controller, the controller is connected with a voltage cable, and the controller is used to control the first electromagnetic valve, the two-position three-way electromagnetic valve, the second electromagnetic valve and the ignition nozzle.

[0008] Preferably, the integrated pipe bundle is a flexible integrated pipe bundle, the integrated pipe bundle includes a bellows, the bellows is provided with an inner gas pipe, an inner oil pipe and an inner high-energy conducting rod, one end of the inner gas pipe is connected with the first shunt pipe, the other end of the inner gas pipe is connected with the gas pipe, one end of the inner oil pipe is connected with the oil and gas outlet pipe, the other end of the inner oil pipe is connected with the oil pipe, one end of the inner high-energy conducting rod is connected with a high-voltage cable, and the other end of the inner high-energy conducting rod is connected with the high-energy conducting rod.

[0009] Preferably, the main fire tube mechanism includes a torch cylinder body, the lower end of the torch cylinder body is provided with a connecting nipple matched with the exhaust line, and the top end of the torch cylinder body is provided with a main pipe wind shield, and the main pipe wind shield is communicated with the fire cover.

[0010] Preferably, the main pipe wind shield includes a torch mouth main body, the torch mouth main body is sequentially provided with a torch mouth inner ring and a torch mouth outer ring from bottom to top, and the torch mouth inner ring is connected with the torch cylinder body through a flame stabilizing ring.

[0011] Preferably, the gas pipe, the oil pipe and the high-energy conducting rod are connected with the torch cylinder body through a pipeline pressing plate.

[0012] Preferably, the outer wall of the torch cylinder body is provided with a plurality of rope rings and a plurality of main pipe vertical support members.

[0013] Preferably, the bottom end of the torch cylinder is provided with a bottom plate.

[0014] Preferably, the outer wall of the torch cylinder is provided with a plurality of ladders.

[0015] Preferably, the mixing nozzle comprises a nozzle air inlet, a nozzle oil inlet and a nozzle outlet, the nozzle air inlet and the nozzle oil inlet are respectively connected with the nozzle outlet, the nozzle air inlet is connected with the air pipe, the nozzle oil inlet is connected with the oil pipe, and the nozzle outlet is located below the ignition nozzle.

[0016] The beneficial effects of the technical solution are as follows:

[0017] First, the emptying ignition device for the separator provided by the utility model is controlled by the intelligent electrical control box after receiving the control signal, and the ignition of the ignition nozzle, the air supply of the air pipe and the oil injection of the oil pipe are controlled; the integrated pipe bundle connects the intelligent electrical control box and the three-dimensional torch mechanism, the ignition nozzle ignites, and then the combustible harmful gas in the exhaust pipe is ignited; it is especially suitable for remote ignition and ignition of toxic gas combustion sites that cannot be reached by people, and avoids the unsafe factors of manual close-range ignition. The device has been widely used in oil drilling construction and is a relatively mature product. It adopts a high-performance electronic ignition control system, is stable in performance and reliable in work.

[0018] Second, the emptying ignition device for the separator provided by the utility model is entered by compressed air through the air inlet pipe, the controller controls the opening of the first electromagnetic valve, the two-position three-way electromagnetic valve and the second electromagnetic valve, so that the compressed air pressurizes the oil tank, and the diesel oil in the oil tank is sprayed out of the ignition nozzle of the three-dimensional torch mechanism through the pipe bundle during pressurization. The compressed air is adjusted by the throttle valve, mixed with the diesel oil into oil mist through the pipe bundle to the ignition nozzle of the three-dimensional torch mechanism, the high-voltage cable is connected with the high-energy conductive rod, the high-energy conductive rod is combined with the ignition elbow and the ignition nozzle, the high-voltage discharge occurs at the same time when the electromagnetic valve is opened, and the ignition nozzle generates electric spark to ignite the atomized diesel oil.

[0019] Third, the emptying ignition device for the separator provided by the utility model is provided with the main pipe wind shield, which increases the windproof performance.

[0020] Fourth, the emptying ignition device for the separator provided by the utility model is provided with the rope ring, which facilitates transportation; and the ladder is provided, which facilitates maintenance.

[0021] Fifth, the emptying ignition device for the separator provided by the utility model is provided with the nozzle oil inlet and the nozzle air inlet, oil and gas are mixed in the mixing nozzle after entering the mixing nozzle through the nozzle oil inlet and the nozzle air inlet, and are sprayed out of the nozzle outlet and ignited by the ignition nozzle. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1Structure schematic view of the utility model;

[0023] Figure 2 Structure schematic view of the utility model Figure One ;

[0024] Figure 3 Structure schematic view of the utility model Figure Two ;

[0025] Figure 4 Structure schematic view of the utility model

[0026] Figure 5 Structure schematic view of the utility model

[0027] Figure 6 Structure schematic view of the utility model Figure One ;

[0028] Figure 7 Structure schematic view of the utility model Figure Two ;

[0029] Figure 8 Structure schematic view of the utility model Figure 7 ;

[0030] Figure 9 Structure schematic view of the utility model

[0031] 100, intelligent electrical control box; 101, control cabinet body; 102, battery; 103, controller; 104, oil tank; 105, air inlet pipe; 106, first shunt pipe; 107, second shunt pipe; 108, oil gas outlet pipe; 109, first electromagnetic valve; 110, two-position three-way electromagnetic valve; 111, second electromagnetic valve; 200, three-dimensional torch mechanism; 201, air pipe; 202, oil pipe; 203, high-energy conductive rod; 204, junction box; 205, fireproof cover; 206, ignition nozzle; 207, ignition elbow; 208, mixing nozzle; 209, nozzle air inlet; 210, nozzle oil inlet; 211, nozzle outlet; 300, main fire pipe mechanism; 301, torch cylinder body; 302, connecting short section; 303, main pipe wind shield; 304, torch mouth main body; 305, torch mouth inner ring; 306, torch mouth outer ring; 307, flame stabilizing ring; 308, pipeline pressing plate; 309, rope ring; 310, main pipe vertical support; 311, bottom plate; 312, cylinder body rib plate; 313, ladder; 400, integrated pipe bundle; 500, exhaust pipeline. DETAILED DESCRIPTION

[0032] The utility model will be further explained in detail in combination with the embodiments, but the implementation mode of the utility model is not limited to this.

[0033] In the description of the embodiments of the utility model, it needs to be explained that the terms "arrangement" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] Embodiment 1

[0035] As Figures 1-9 The utility model discloses a separator is empty ignition device, including intelligent electrical control box 100, three -dimensional torch mechanism 200 and main fire pipe mechanism 300, intelligent electrical control box 100 is connected with the gas pipe 201, oil pipe 202 and high energy conducting rod 203 in terminal box 204 through integrated pipe bundle 400, the gas pipe 201 far from terminal box 204 one end and oil pipe 202 far from terminal box 204 one end are connected with mixed nozzle 208 in fire cover 205, the upper portion of fire cover 205 is provided with ignition nozzle 206, the fire cover 205 of ignition nozzle 206 upper end is connected with main fire pipe mechanism 300, main fire pipe mechanism 300 lower extreme is connected with exhaust line 500, ignition nozzle 206 is connected with high energy conducting rod 203 through ignition elbow 207, after receiving control signal, intelligent electrical control box 100 controls the ignition of ignition nozzle 206, the gas supply of gas pipe 201 and the oil injection of oil pipe 202.

[0036] Embodiment 2

[0037] The utility model discloses a separator is empty ignition device, including intelligent electrical control box 100, three -dimensional torch mechanism 200 and main fire pipe mechanism 300, intelligent electrical control box 100 is connected with the gas pipe 201, oil pipe 202 and high energy conducting rod 203 in terminal box 204 through integrated pipe bundle 400, the gas pipe 201 far from terminal box 204 one end and oil pipe 202 far from terminal box 204 one end are connected with mixed nozzle 208 in fire cover 205, the upper portion of fire cover 205 is provided with ignition nozzle 206, the fire cover 205 of ignition nozzle 206 upper end is connected with main fire pipe mechanism 300, main fire pipe mechanism 300 lower extreme is connected with exhaust line 500, ignition nozzle 206 is connected with high energy conducting rod 203 through ignition elbow 207, after receiving control signal, intelligent electrical control box 100 controls the ignition of ignition nozzle 206, the gas supply of gas pipe 201 and the oil injection of oil pipe 202.

[0038] The intelligent electrical control box 100 comprises a control cabinet 101, wherein the control cabinet 101 is internally provided with a battery 102, a controller 103, an oil tank 104 and an air pipe 201 assembly, the air pipe 201 assembly comprises an air inlet pipe 105, a first shunt pipe 106, a second shunt pipe 107 and an oil-gas outlet pipe 108, the air inlet pipe 105 is connected with the first shunt pipe 106 and the second shunt pipe 107, the first shunt pipe 106, the second shunt pipe 107 and the oil-gas outlet pipe 108 are respectively provided with a first electromagnetic valve 109, a two-position three-way electromagnetic valve 110 and a second electromagnetic valve 111, the second shunt pipe 107 is connected with the oil tank 104, the oil tank 104 is connected with the oil-gas outlet pipe 108, the battery 102 is connected with the first electromagnetic valve 109, the two-position three-way electromagnetic valve 110, the second electromagnetic valve 111 and the controller 103, the controller 103 is connected with a voltage cable, and the controller 103 is used for controlling the first electromagnetic valve 109, the two-position three-way electromagnetic valve 110, the second electromagnetic valve 111 and an ignition nozzle 206. The control cabinet 101 is divided into three layers, the battery 102 and the controller 103 are placed on the uppermost layer, the controller 103 adopts an MCU control box, the horizontal parts of the air inlet pipe 105, the first shunt pipe 106 and the second shunt pipe 107 are arranged on the middle layer, and the oil tank 104 is arranged on the lowermost layer; the air inlet pipe 105 is fixed on the middle layer through upper clamps A and lower clamps A, the two-position three-way electromagnetic valve 110 is fixed on the middle layer through a two-position three-way electromagnetic valve 110 seat, the first shunt pipe 106 is fixed on the middle layer through upper clamps B and lower clamps B, and a heating plate assembly is further arranged in the middle layer, the heating plate assembly is connected with a heating cable and the controller 103; a throttle valve is further arranged on the first shunt pipe 106, the battery 102 needs to be connected with an AC 220V power supply through a multifunctional charger, and the oil tank 104 is provided with a liquid level meter and an oil inlet.

[0039] The integrated pipe bundle 400 is a flexible integrated pipe bundle 400, and the integrated pipe bundle 400 comprises a corrugated pipe 401, wherein the corrugated pipe 401 is internally provided with an inner air pipe 402, an inner oil pipe 403 and an inner high-energy conductive rod 404, one end of the inner air pipe 402 is connected with the first shunt pipe 106, and the other end of the inner air pipe 402 is connected with the air pipe 201; one end of the inner oil pipe 403 is connected with the oil-gas outlet pipe 108, and the other end of the inner oil pipe 403 is connected with an oil pipe 202; one end of the inner high-energy conductive rod 404 is connected with a high-voltage cable, and the other end of the inner high-energy conductive rod 404 is connected with a high-energy conductive rod 203.

[0040] The main fire tube mechanism 300 comprises a torch barrel 301, a connecting nipple 302 matched with the exhaust pipeline 500 arranged at the lower end of the torch barrel 301, and a main pipe wind shield 303 arranged at the top end of the torch barrel 301 and communicated with the fire shield 205.

[0041] The main pipe wind shield 303 comprises a torch mouth main body 304, a torch mouth inner ring 305 and a torch mouth outer ring 306 arranged in the torch mouth main body 304 from bottom to top, and the torch mouth inner ring 305 is connected with the torch barrel 301 through a flame stabilizing ring 307.

[0042] The gas pipe 201, the oil pipe 202 and the high-energy conductive rod 203 are connected with the torch barrel 301 through a pipeline pressing plate 308.

[0043] The outer wall of the torch barrel 301 is provided with a plurality of rope rings 309 and a plurality of main pipe vertical supports 310. The plurality of main pipe vertical supports 310 comprise a main pipe vertical support A and a main pipe vertical support B, and the main pipe vertical support A and the plurality of main pipe vertical supports B are used for mounting the gas pipe 201, the oil pipe 202 and the high-energy conductive rod 203.

[0044] The bottom end of the torch barrel 301 is provided with a bottom plate 311, and a barrel rib plate 312 is further arranged between the bottom plate 311 and the bottom end of the torch barrel 301.

[0045] The outer wall of the torch barrel 301 is provided with a plurality of ladders 313.

[0046] The mixing nozzle 208 comprises a nozzle air inlet 209, a nozzle oil inlet 210 and a nozzle outlet 211. The nozzle air inlet 209 is connected with the gas pipe 201, the nozzle oil inlet 210 is connected with the oil pipe 202, and the nozzle outlet 211 is located below the ignition nozzle 206. The nozzle air inlet 209 and the nozzle oil inlet 210 are respectively communicated with the nozzle outlet 211.

[0047] The technical scheme has the following beneficial effects:

[0048] The utility model provides a kind of separator is provided with emptying ignition device, intelligent electrical control box 100 receives control signal and controls the ignition of ignition nozzle 206, the gas supply of gas pipe 201 and the oil injection of oil pipe 202;Integrated tube bundle 400 completes the connection of intelligent electrical control box 100 and three-dimensional torch mechanism 200, ignition nozzle 206 completes ignition, and subsequently ignites combustible harmful gas in exhaust line 500;It is especially suitable for various human inaccessible long-distance ignition and toxic gas combustion site ignition, avoids the unsafe factors of manual close-range ignition.The device has been widely used in oil drilling construction, and it is a relatively mature product, uses high-performance electronic ignition control system, stable performance, reliable work.

[0049] The utility model provides a kind of separator is provided with emptying ignition device, compressed air enters by inlet pipe 105, controller 103 controls the opening of first electromagnetic valve 109, two-position three-way electromagnetic valve 110 and second electromagnetic valve 111, so that compressed air pressurizes oil tank 104, when pressurizing, diesel in oil tank 104 is sprayed out by the ignition nozzle 206 of three-dimensional torch mechanism 200 through pipe bundle, compressed air is mixed into oil mist by the ignition nozzle 206 of three-dimensional torch mechanism 200 after adjusting by throttle valve and spraying out, high-voltage cable is connected with high-energy conducting rod 203, high-energy conducting rod 203 is combined with ignition elbow 207 and ignition nozzle 206, when electromagnetic valve opens, high-voltage package discharges, ignition nozzle 206 generates electric spark and ignites atomized diesel.

[0050] The utility model provides a kind of separator is provided with emptying ignition device, the setting of main pipe wind shield 303 increases windproof performance.

[0051] The utility model provides a kind of separator is provided with emptying ignition device, the setting of rope ring 309 is convenient to transfer;The setting of ladder stand 313 is convenient to maintain.

[0052] The utility model provides a kind of separator is provided with emptying ignition device, oil and gas are respectively by nozzle inlet 210 and nozzle gas inlet 209 into mixed nozzle 208 after mixing and spray from nozzle outlet 211, and are ignited by ignition nozzle 206.

[0053] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, any simple modification, equivalent change according to the technical essence of the utility model to the above embodiment, all fall within the protection scope of the utility model.

Claims

1. A vent-to-atmosphere ignition device for a separator, characterized by: The utility model relates to a kind of intelligent electrical control box, three-dimensional torch mechanism and main fire tube mechanism, the intelligent electrical control box is connected with gas pipe (201), oil pipe (202) and high-energy conducting rod (203) in terminal box (204) by integrated tube bundle (400), the gas pipe (201) far from terminal box (204) one end and oil pipe (202) far from terminal box (204) one end are connected with mixed nozzle (208) in fire shield (205), the fire shield (205) upper portion is provided with igniter (206), the fire shield (205) of igniter (206) upper end is connected with main fire tube mechanism (300), the main fire tube mechanism (300) lower end is connected with exhaust line (500), the igniter (206) is connected with high-energy conducting rod (203) by ignition elbow (207), the intelligent electrical control box (100) receives control signal and controls the ignition of igniter (206), the gas supply of gas pipe (201) and the oil injection of oil pipe (202).

2. A vent-to-atmosphere ignition device for a separator according to claim 1, characterized in that: The intelligent electrical control box (100) includes a control cabinet body (101), the control cabinet body (101) is provided with a battery (102), a controller (103), an oil tank (104) and a gas pipe (201) assembly, the gas pipe (201) assembly includes an air inlet pipe (105), a first shunt pipe (106), a second shunt pipe (107) and an oil-gas outlet pipe (108), the air inlet pipe (105) is connected with the first shunt pipe (106) and the second shunt pipe (107), the first shunt pipe (106), the second shunt pipe (107) and the oil-gas outlet pipe (108) are respectively provided with a first electromagnetic valve (109), a two-position three-way electromagnetic valve (110) and a second electromagnetic valve (111), the second shunt pipe (107) is connected with the oil tank (104), the oil tank (104) is connected with the oil-gas outlet pipe (108), the battery (102) is connected with the first electromagnetic valve (109), the two-position three-way electromagnetic valve (110), the second electromagnetic valve (111) and the controller (103), the controller (103) is connected with a voltage cable, and the controller (103) is used for controlling the first electromagnetic valve (109), the two-position three-way electromagnetic valve (110), the second electromagnetic valve (111) and the igniter (206).

3. A vent-to-atmosphere ignition device for a separator according to claim 2, characterized in that: The integrated tube bundle (400) includes a corrugated pipe, the corrugated pipe is provided with an inner gas pipe, an inner oil pipe and an inner high-energy conducting rod, one end of the inner gas pipe is connected with the first shunt pipe, the other end of the inner gas pipe is connected with the gas pipe;One end of the inner oil pipe is connected with the oil-gas outlet pipe, the other end of the inner oil pipe is connected with the oil pipe, one end of the inner high-energy conducting rod is connected with a high-voltage cable, and the other end of the inner high-energy conducting rod is connected with the high-energy conducting rod.

4. A vent-to-atmosphere ignition device for a separator according to claim 3, characterized in that: The main fire tube mechanism (300) comprises a torch barrel (301), a connecting nipple (302) matched with the exhaust pipeline (500) arranged at the lower end of the torch barrel (301), and a main pipe wind shield (303) arranged at the top end of the torch barrel (301) and communicated with the fireproof cover (205).

5. A vent-to-atmosphere ignition device for a separator as defined in claim 4, characterized in that: The main pipe wind shield (303) comprises a torch mouth main body (304), an inner torch mouth ring (305) and an outer torch mouth ring (306) arranged in the torch mouth main body (304) from bottom to top, and the inner torch mouth ring (305) is connected with the torch barrel (301) through a flame stabilizing ring (307).

6. A vent-to-atmosphere ignition device for a separator according to claim 5, characterized in that: The gas pipe (201), the oil pipe (202) and the high-energy conductive rod (203) are connected with the torch barrel (301) through a pipeline pressing plate (308).

7. A vent-to-atmosphere ignition device for a separator according to claim 6, characterized in that: A plurality of rope rings (309) and a plurality of main pipe vertical supports (310) are arranged on the outer wall of the torch barrel (301).

8. A vent-to-atmosphere ignition device for a separator according to claim 7, characterized in that: A bottom plate (311) is arranged at the bottom end of the torch barrel (301).

9. A vent-to-atmosphere ignition device for a separator according to claim 8, characterized in that: A plurality of crawling ladders (313) are arranged on the outer wall of the torch barrel (301).

10. A vent-to-atmosphere ignition device for a separator according to claim 9, characterized in that: The mixed nozzle (208) comprises a nozzle air inlet (209), a nozzle oil inlet (210) and a nozzle outlet (211), the nozzle air inlet (209) and the nozzle oil inlet (210) are respectively communicated with the nozzle outlet (211), the nozzle air inlet (209) is connected with the gas pipe (201), the nozzle oil inlet (210) is connected with the oil pipe (202), and the nozzle outlet (211) is located below the ignition nozzle (206).

Images