CN218442407U - Lamp for religious lighting - Google Patents

Abstract

The application provides a pilot lamp, pilot lamp includes: the first pipeline comprises an air outlet end close to the ignition part and a protective cover, the protective cover is arranged around the periphery of the air outlet end of the first pipeline, and the first pipeline is communicated with the outside air through the protective cover; the injection assembly comprises a cavity, a fuel gas inlet pipeline and a nozzle, the fuel gas inlet pipeline is arranged on the side wall of the cavity and communicated with the cavity, the fuel gas inlet pipeline is a bent pipe, the nozzle is fixed at the bottom of the cavity and communicated with the cavity, and the injection assembly is communicated with the first pipeline; the ignition assembly comprises an ignition rod, the ignition rod comprises an ignition part, and at least part of the ignition part is positioned in the protective cover. The pilot burner is stable in combustion, energy-saving, efficient and convenient to operate and maintain.

Description

Lamp for religious lighting

Technical Field

The application relates to the technical field of combustion equipment design, in particular to a pilot burner.

Background

In the industries of petroleum, chemical engineering and the like, a torch system is used as an important facility for safety production and is used for carrying out harmless emission after carrying out incineration treatment on toxic and harmful waste gas emitted under normal production, accidents or emergency situations, a pilot burner is a vital component in the torch system, and the exhaust gas emitted to the torch needs to be ignited in time so as to avoid personnel injury and environmental pollution. In order to ensure safe and normal operation of the torch system, the pilot lamp needs to be normally ignited, so that the reliability and the maintainability of the pilot lamp are very important.

For an overhead torch, the torch head is in an overhead position, the head of the pilot lamp is close to the torch head, and the pilot lamp must be capable of reliably and stably operating under various climatic conditions. After the flame of the pilot burner is extinguished, the pilot burner needs to be re-ignited in time to ensure the safe operation of the torch.

At present, most of integrated incandescent lamps adopt a premixed combustion mode, external air is injected into a gas pipe by negative pressure formed by fuel gas quickly passing through an injector nozzle to form combustible mixed gas, and the combustible mixed gas is discharged and ignited by an electric ignition nozzle arranged at the position of the mixed gas pipe; because the ignition is finished in the closed pipeline, the requirement on the mixing ratio of the fuel gas and the air is higher, and when the fuel gas components change or the injected air quantity changes, the air quantity in the pipeline is possibly insufficient, so that the ignition failure of the pilot burner is caused. In addition, the gas nozzle, the ignition nozzle and the air door of the pilot burner are the most main parts needing maintenance and adjustment, and most of integrated pilot burners need to be disassembled firstly from the gas pipe and the ejector and then from the ejector, so that the gas nozzle and the ignition nozzle can be replaced or cleaned, and the overhauling operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The application provides a pilot burner, has solved the problem that present pilot burner ignition degree of difficulty is big, maintenance operation is difficult.

The incandescent lamp according to the first embodiment of the present application includes:

the first pipeline comprises an air outlet end close to the ignition part;

the protective cover is arranged around the periphery of the air outlet end of the first pipeline, and the first pipeline is communicated with the outside air through the protective cover;

the injection assembly comprises a cavity, a gas inlet pipeline and a nozzle, the cavity comprises a side wall and a bottom far away from an ignition part, the gas inlet pipeline is arranged on the side wall of the cavity and communicated with the cavity, the gas inlet pipeline is a bent pipe, the nozzle is fixed at the bottom of the cavity and communicated with the cavity, and the injection assembly is communicated with the first pipeline;

the ignition assembly comprises an ignition rod, the ignition rod comprises an ignition part, and at least part of the ignition part is positioned in the protective cover.

Optionally, in other embodiments of the present application, the incandescent lamp further includes a second pipe, and the second pipe is arranged side by side with and fixedly connected to the first pipe.

Optionally, in other embodiments of the present application, the protection cover includes a first protection cover and a second protection cover, the first protection cover surrounds the periphery of the air outlet end of the first pipeline, the second pipeline includes an end portion close to the ignition portion, the second protection cover surrounds the periphery of the end portion of the second pipeline, and the first protection cover and the second protection cover are communicated.

Optionally, in other embodiments of the present application, the first protection cover has two ends opened, and the opening direction of the first protection cover is the same as the opening direction of the air outlet end of the first pipeline.

Optionally, in other embodiments of the present application, the first protection cover is provided with a through hole.

Optionally, in other embodiments of the present application, the eductor assembly further includes a damper positioned in a sidewall of the chamber to allow air to enter the chamber and regulate the amount of air entering.

Optionally, in other embodiments of this application, draw and penetrate the subassembly and still include venturi, venturi's one end is connected with first pipeline, and venturi's the other end is connected with the cavity.

Optionally, in other embodiments of the present application, the injector assembly further comprises a nozzle cap through which the nozzle is secured to the bottom of the chamber.

Optionally, in other embodiments of this application, draw and penetrate subassembly and still include the flange, the one end of flange is connected with the gas inlet pipeline, and the other end external gas source of flange.

Optionally, in other embodiments of the present application, the ignition assembly further comprises an extension rod, and the extension rod is detachably connected with the ignition rod.

Optionally, in other embodiments of the present application, the ignition assembly further includes a guide tube, the guide tube is juxtaposed and fixedly connected to the first conduit, the ignition rod extends into the guide tube from a bottom end of the guide tube, the ignition portion extends beyond a top end of the guide tube, and at least a portion of the guide tube is located in the protective cover.

The pilot burner according to the embodiment of the application has at least the following technical effects:

1) This application has set up the safety cover, the safety cover encloses the periphery of locating the end of giving vent to anger of first pipeline, first pipeline is linked together through safety cover and outside air, and at least partial ignition position is located the safety cover, make the pilot burner ignition position both be non-closed pipe, do not expose outside simultaneously again, can guarantee to have sufficient air in the mist, make the mist can be lighted, the mixing ratio of firing gas and air in to the mist requires to reduce, the success rate of lighting a fire is higher.

2) The lateral wall of cavity is located to this application gas inlet pipeline, and gas inlet pipeline is the return bend, and the nozzle is fixed in the bottom of cavity, and the gas inlet pipeline and the nozzle of this application adopt non-coaxial design, have left the nozzle and have dismantled the passageway, when dismantling and maintaining the nozzle, need not to demolish gas inlet pipeline earlier and draw and penetrate the subassembly and be connected between, and can directly dismantle the nozzle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of an incandescent lamp provided herein;

FIG. 2 is a schematic illustration of the location of the ignition portion provided herein;

fig. 3 is a schematic view of an induction assembly provided herein.

The scores in the figure indicate respectively: 1-a first pipeline, 11-an air outlet end, 2-a protective cover, 21-a first protective cover, 211-a through hole, 22-a second protective cover, 3-an injection assembly, 31-a chamber, 311-a side wall, 312-a bottom, 32-a gas inlet pipeline, 33-a nozzle, 34-an air door, 35-a Venturi tube, 36-a nozzle cap, 37-a flange, 4-an ignition assembly, 41-an ignition rod, 411-an ignition part, 42-an extension rod, 43-a guide pipe, 5-a second pipeline, 51-an end part, 6-a second pipeline connecting plate, 7-a guide pipe connecting plate, 8-a fixing plate and 9-a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Furthermore, it should be understood that the detailed description and specific examples, while indicating exemplary embodiments of the invention, are given by way of illustration and explanation only, and are not intended to limit the scope of the invention. In this application, unless stated to the contrary, the use of directional terms such as "upper", "lower", "left" and "right" generally refer to the upper, lower, left and right sides of the device in actual use or operation, and specifically to the orientation of the drawing figures.

The embodiment of the application provides a pilot lamp. The following are detailed below. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.

The embodiment of the application provides an incandescent lamp for inciting somebody to action gas delivery to ignition portion 411 site fire, includes: the first pipeline 1, the first pipeline 1 includes the air outlet end 11 close to 411 positions of the ignition part, the first pipeline 1 is internally circulated with gas; the protective cover 2 is arranged around the periphery of the air outlet end 11 of the first pipeline 1, and the first pipeline 1 is communicated with the outside air through the protective cover 2; the injection assembly 3 comprises a chamber 31, a gas inlet pipeline 32 and a nozzle 33, wherein the chamber 31 comprises a side wall 311 and a bottom 312 far away from the 411 part of the ignition part, the gas inlet pipeline 32 is arranged on the side wall 311 of the chamber 31 and communicated with the chamber 31 so that gas enters the chamber 31, the gas inlet pipeline 32 is an elbow, the nozzle 33 is fixed at the bottom 312 of the chamber 31 and communicated with the chamber 31, and the injection assembly 3 is communicated with the first pipeline 1 so as to inject the gas in the chamber 31 to the first pipeline 1; ignition module 4, ignition module 4 includes ignition bar 41, and ignition bar 41 includes ignition portion 411, and at least part ignition portion 411 is located in safety cover 2 to the gas is igniteed. The protection cover 2 is arranged, the protection cover 2 is arranged around the periphery of the air outlet end 11 of the first pipeline 1, the first pipeline 1 is communicated with the outside air through the protection cover 2, at least part of the ignition part 411 is positioned in the protection cover 2, so that the ignition part 411 of the pilot burner is a non-closed pipeline and is not exposed outside at the same time, enough air in mixed gas can be ensured, the mixed gas can be ignited, the requirement of ignition on the mixing ratio of gas and air in the mixed gas is reduced, and the ignition success rate is higher, so that the pilot burner is energy-saving and efficient, reliable in ignition and stable in combustion; this application gas inlet pipeline 32 locates the lateral wall 311 of cavity 31, and gas inlet pipeline 32 is the return bend, and nozzle 33 is fixed in cavity 31's bottom 312, and the gas inlet pipeline 32 and the nozzle 33 of this application adopt non-coaxial design, have left the nozzle and have dismantled the passageway, when dismantling and maintain nozzle 33, need not to demolish gas inlet pipeline 32 earlier and draw and penetrate being connected between subassembly 3, and can directly dismantle nozzle 33.

Specifically, the first pipeline 1 is arranged in an inclined manner near the gas outlet end 11, and the first pipeline 1 is inclined towards the direction of the flare gas outlet, so that flame of the pilot burner can be towards the direction of the flare gas outlet, and the flare gas can be ignited more easily.

Specifically, the protective cover 2 is made of high-temperature-resistant alloy stainless steel.

Referring to fig. 1, the pilot burner further includes a second duct 5, the second duct 5 is disposed side by side and fixedly connected to the first duct 1, and the second duct 5 is a spare ignition component of the pilot burner.

In some embodiments of the present application, the protection cover 2 comprises a first protection cover 21 and a second protection cover 22, the first protection cover 21 is disposed around the periphery of the air outlet end 11 of the first pipeline 1, the second pipeline 5 comprises an end portion 51 near the ignition portion 411, the second protection cover 22 is disposed around the periphery of the end portion 51 of the second pipeline 5, and the first protection cover 21 and the second protection cover 22 are communicated.

Specifically, the second pipe 5 is disposed in an inclined manner near the end 51, and the second pipe 5 is inclined toward the flare gas outlet, so that the flame of the pilot burner can be directed toward the flare gas outlet, and the flare gas can be ignited more easily.

Specifically, the first protection cover 21 has openings at both ends, and the opening direction of the first protection cover 21 is the same as the opening direction of the air outlet end 11 of the first pipeline 1. For example, the first protection cover 21 may be a hollow cylindrical cover body, and two ends of the cylindrical cover body are open, so that the ignition portion 411 can be protected, the influence of high-altitude airflow on flame of the incandescent lamp can be reduced, and sufficient air in the mixed gas can be ensured to be easy to ignite. The opening direction of the first protection cover 21 is the same as the opening direction of the air outlet end 11 of the first pipe 1, so that the outside air can reach the position of the air outlet end 11 more easily.

Specifically, the protective cover 2 may be connected to the first duct 1 and the second duct 5 by welding.

In some embodiments of the present application, the first protective cover 21 is provided with a through hole 211. The through holes 211 are located at the top end of the first protection cover 21, the number of the through holes 211 can be multiple, the through holes 211 are circumferentially arranged around the first protection cover 21 at intervals, and the intervals between the adjacent through holes 211 are the same or different. The through holes 211 on the first protective cover 21 are used for introducing external air, so that secondary premixing of gas and air is realized, and the mixed gas is easy to ignite.

Referring to fig. 3, the ejector assembly 3 further includes a damper 34, and the damper 34 is disposed on a side wall 311 of the chamber 31 to allow air to enter the chamber 31 and regulate the amount of air entering. Specifically, the damper 34 is located above the gas inlet elbow.

In some embodiments of the present application, the injection assembly 3 further includes a venturi tube 35, one end of the venturi tube 35 is connected with the first pipeline 1, and the other end of the venturi tube 35 is connected with the chamber 31. The venturi tube 35 is in the form of an opening with a large upper part and a small lower part, gas with certain pressure enters from the lower port and flows out from the upper port, the pressure difference is larger, more gas is easy to suck, and therefore the lighting of the ever-burning lamp is facilitated.

In some embodiments of the present application, the eductor assembly 3 further includes a nozzle cap 36, and the nozzle 33 is secured to the bottom 312 of the chamber 31 by the nozzle cap 36. The nozzle 33 and the nozzle cap 36 may be connected by a screw thread, for example, the nozzle cap 36 has an internal thread, the nozzle 33 has an external thread, and the internal thread of the nozzle cap 36 and the external thread of the nozzle 33 are matched with each other. Therefore, when the nozzle 33 is disassembled and maintained, the nozzle cap 36 can be directly screwed off without first dismantling the connection between the gas inlet pipeline 32 and the injection assembly 3, so that the nozzle 33 can be disassembled.

Specifically, the gas inlet duct 32 is a bent pipe having a horizontal portion and a bent portion perpendicular to the horizontal portion and extending in a direction away from the ignition portion 411.

Specifically, the nozzle 33 is vertically built in the chamber 31 and vertically connected to a horizontal upper duct of the gas inlet duct 32, so that the gas introduced from the gas inlet duct 32 can enter the nozzle 33. The nozzle opening is aligned with the inlet of the venturi tube 35 so that the gas exiting the nozzle 33 can enter the venturi tube 35. The nozzle 33 has a small diameter, so that the amount of gas ejected through the nozzle 33 can be controlled to be within a suitable range.

In some embodiments of the present application, the injector assembly 3 further includes a flange 37, one end of the flange 37 is connected to the gas inlet pipe 32, and the other end of the flange 37 is externally connected to a gas source.

In specific implementation, the gas enters the nozzle 33 in the chamber 31 through the gas inlet elbow and is sprayed out from the nozzle 33, the gas and the air entering from the air door 34 are mixed in the venturi tube 35 to realize primary premixing, and the air inlet amount can be adjusted by adjusting the air door 34.

With continued reference to fig. 1, the ignition assembly 4 further includes an extension rod 42, and the extension rod 42 is detachably connected to the ignition rod 41. The extension rod 42 and the ignition rod 41 can be connected by a screw thread, for example, the extension rod 42 has an internal thread, the ignition rod 41 has an external thread, and the internal thread of the extension rod 42 and the external thread of the ignition rod 41 match each other. The ignition assembly 4 may include one, two, three or more extension rods 42, and two adjacent extension rods 42 are connected in series and are connected by a screw thread. An operator can detach the connection between the ignition rod 41 and the extension rod 42 on the torch platform, so that the ignition part 411 can be easily maintained and installed without climbing, and the safety and the convenience of field operators are greatly improved.

In some embodiments of the present application, the ignition module 4 further comprises a guide tube 43, the guide tube 43 is juxtaposed and fixedly connected to the first conduit 1, the ignition rod 41 extends from a bottom end of the guide tube 43 into the guide tube 43, and the ignition portion 411 extends beyond a top end of the guide tube 43, at least a portion of the guide tube 43 being located within the protective cover 2.

Specifically, the guide tube 43 is fixed on the first pipeline 1 through a guide tube connecting plate 7, and the guide tube 43 is fixed on the guide tube connecting plate 7 through welding; the second pipeline 5 is fixed on the first pipeline 1 through a second pipeline connecting plate 6, and the second pipeline 5 is fixed on the second pipeline connecting plate 6 through welding.

Specifically, the pilot burner further comprises a fixing plate 8 and a limiting plate 9, and the pilot burner is fixed in the torch system through the fixing plate 8 and the limiting plate 9.

Referring to fig. 2, the mixture of gas and air enters the first pipe 1 and is ejected from the air outlet end 11. The guide tube 43 is vertically inserted into the second protective cover 22, the top end of the guide tube 43 is opened, the ignition rod 41 integrated with the ignition part 411 is upwards inserted into the guide tube 43, the ignition part 411 in the protective cover 2 discharges, the pilot burner is ignited, and the ignition work is finished.

The embodiment of the application provides a pilot burner, a protective cover is arranged outside an ignition part of the pilot burner, a through hole is formed in the pipe wall of the protective cover, secondary premixing of fuel gas and air is realized, the pilot burner burns more fully, the capability of resisting weather is stronger, the ignition part of the pilot burner extends into the protective cover and is positioned in a non-closed pipeline, and meanwhile, the ignition part is not directly exposed outside, so that the ignition success rate is greatly improved; the gas inlet pipeline of the injection assembly of the pilot burner is designed as a bent pipe, the gas inlet pipeline is arranged on the side wall of the cavity, and the nozzle is fixed at the bottom of the cavity, so that the convenience of maintenance operation is greatly improved.

The application provides a pilot burner, and the principle and the implementation of the application are explained herein by applying specific examples, and the above descriptions of the examples are only used to help understand the method and the core idea of the application; meanwhile, for a person skilled in the art, according to the idea of the present application, the specific implementation manner and the application scope may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (11)

1. An incandescent lamp, comprising:

a first duct (1), said first duct (1) comprising an outlet end (11) close to an ignition site;

the protective cover (2) is arranged around the periphery of the air outlet end (11) of the first pipeline (1), and the first pipeline (1) is communicated with the outside air through the protective cover (2);

the injection assembly (3) comprises a chamber (31), a gas inlet pipeline (32) and a nozzle (33), the chamber (31) comprises a side wall (311) and a bottom (312) far away from the ignition part, the gas inlet pipeline (32) is arranged on the side wall (311) of the chamber (31) and communicated with the chamber (31), the gas inlet pipeline (32) is an elbow, the nozzle (33) is fixed at the bottom (312) of the chamber (31) and communicated with the chamber (31), and the injection assembly (3) is communicated with the first pipeline (1);

ignition module (4), ignition module (4) include ignition pole (41), ignition pole (41) include ignition portion (411), at least part ignition portion (411) are located in safety cover (2).

2. A pilot light according to claim 1, characterized in that it further comprises a second duct (5), said second duct (5) being arranged alongside and fixedly connected to said first duct (1).

3. A burner as claimed in claim 2, characterized in that said protective cover (2) comprises a first protective cover (21) and a second protective cover (22), said first protective cover (21) being arranged around the periphery of said outlet end (11) of said first tube (1), said second tube (5) comprising an end portion (51) close to said ignition site, said second protective cover (22) being arranged around the periphery of said end portion (51) of said second tube (5), said first protective cover (21) and said second protective cover (22) being in communication.

4. A pilot burner according to claim 3, characterized in that the first protective cover (21) has two ends open, the opening direction of the first protective cover (21) being the same as the opening direction of the gas outlet end (11) of the first duct (1).

5. A pilot lamp according to claim 3, characterized in that the first protective cover (21) is provided with through holes (211).

6. A pilot lamp according to claim 1, characterised in that the injector assembly (3) further comprises a damper (34), the damper (34) being located in the side wall (311) of the chamber (31) to allow air to enter the chamber (31) and to regulate the amount of air entering.

7. An incandescent lamp as claimed in claim 1, characterized in that the injection assembly (3) further comprises a venturi tube (35), one end of the venturi tube (35) being connected to the first conduit (1), the other end of the venturi tube (35) being connected to the chamber (31).

8. A pilot lamp according to claim 1, characterized in that the injector assembly (3) further comprises a nozzle cap (36), the nozzle (33) being fixed to the bottom (312) of the chamber (31) by means of the nozzle cap (36).

9. A pilot burner according to claim 1, characterized in that the injector assembly (3) further comprises a flange (37), one end of the flange (37) is connected to the gas inlet conduit (32), and the other end of the flange (37) is externally connected to a gas source.

10. A pilot lamp in accordance with claim 1, characterized in that the ignition assembly (4) further comprises an extension rod (42), the extension rod (42) being detachably connected with the ignition rod (41).

11. An incandescent lamp as claimed in claim 1, characterized in that the ignition assembly (4) further comprises a guide tube (43), the guide tube (43) being juxtaposed and fixedly connected to the first duct (1), the ignition rod (41) extending from a bottom end of the guide tube (43) into the guide tube (43), and the ignition portion (411) extending beyond a top end of the guide tube (43), at least part of the guide tube (43) being located within the protective cover (2).

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