CN210861130U

CN210861130U - Integral torch lamp

Info

Publication number: CN210861130U
Application number: CN201921213919.3U
Authority: CN
Inventors: 郭宏新; 钟宇航; 何松; 刘丰; 王建果; 赵志红
Original assignee: Jiangsu Sunpower Technology Co Ltd
Current assignee: Jiangsu Sunpower Technology Co Ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-06-26
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses an integrated torch pilot burner, which comprises a mixed fuel gas pipe and an ignition pipe, wherein the upper end of the mixed fuel gas pipe is connected with a burner, a flame stabilizing cover and a wind cap are sequentially arranged outside the burner, and the bottoms of the burner, the flame stabilizing cover and the wind cap are supported by a bottom plate of the wind cap; the lower end of the mixed fuel gas pipe is connected with the ejector, the gas nozzle and the gas nozzle seat, and the gas nozzle seat is connected with the gas pipe through a pipeline; the upper end of the ignition tube is connected with the end of the mixed fuel gas tube close to the inlet of the burner, the lower part of the ignition tube is communicated with the mixed fuel gas tube through a drainage tube, and the lower end of the ignition tube is inserted into an ignition rod and seals the lower end of the ignition tube. The utility model keeps the ignition built-in, the ignition of the pilot burner is not affected by the external weather conditions, and the air consumption is small; the ignition rod is far away from the burner, so that the ignition rod is prevented from being arranged in a high-temperature area, and the service life of the ignition rod is prolonged; the semi-premixed combustion mode is matched with a special induced air and flame stabilizing structure, so that the flame of the pilot burner can still form a stable combustion area at the head of the pilot burner under the conditions of strong wind and heavy rain.

Description

Integral torch lamp

Technical Field

The utility model relates to a torch system's changming lamp especially relates to an integral type torch changming lamp that still can safely ignite, stabilize the burning under the bad weather condition such as strong wind and heavy rain.

Background

The torch system is used as a device for treating combustible gas discharged by the production device under normal operation or accident working conditions, and plays an important role in safety production of the whole plant. The safety and stability of the ignition of the pilot light as part of the flare system is directly related to whether the flare system can rapidly and safely dispose of the flare gas. The split type pilot burner has large air consumption, the ignition system and the pilot burner system are two different components, ignition is carried out at the outer side of the head part of the pilot burner, and the pilot burner is easily influenced by weather conditions; the ignition system is provided with an independent fuel gas pipeline, so that the gas consumption is high, the structure is complex, the pipelines are multiple, and the installation precision is difficult to guarantee. The burning mode that the integral type changming lamp adopted half to mix in advance mostly, under extreme bad weather condition such as strong wind heavy rain, the fuel gas is undulant from drawing the air that penetrates, influences the air distribution of changming lamp, and unstable can appear in this moment changming lamp burning to the difficulty of igniteing may appear.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the defect that split type changming lamp of tradition and integral type changming lamp exist, provide one kind and still can stably burn, guarantee the changming lamp of success rate of igniteing under the bad weather conditions such as strong wind and heavy rain, solved the problem of the bad weather such as anti-wind and rain of changming lamp and improved the changming lamp success rate of igniteing.

The utility model aims at realizing through the following technical scheme:

the integrated torch pilot burner comprises a mixed fuel gas pipe 9 and an ignition pipe 14, wherein the upper end of the mixed fuel gas pipe 9 is connected with a burner 10, a flame stabilizing cover 11 and a windproof cover 13 are sequentially arranged on the outer side of the burner 10, and the bottoms of the burner 10, the flame stabilizing cover 11 and the windproof cover 13 are supported by a windproof cover bottom plate 19; the lower end of the mixed fuel gas pipe 9 is connected with an ejector 6, a gas nozzle 5 and a gas nozzle seat 2, the gas nozzle seat 2 is connected with a flange 1 through a pipeline, and the flange 1 is connected with a gas pipe through a butted flange; the upper end of the ignition tube 14 is connected with the inlet end of the mixed fuel gas tube 9 close to the burner 10, the lower part of the ignition tube 14 is communicated with the mixed fuel gas tube 9 through the drainage tube 8 to guide part of mixed gas in the mixed fuel gas tube 9 into the ignition tube 14, the lower end of the ignition tube 14 is inserted into the ignition rod 7 and seals the lower end of the ignition tube, and the ignition rod 7 is connected with an ignition cable.

Preferably, the igniter tube 14 and the mixed fuel gas tube 9 are fixed through a connecting plate 16.

Preferably, the distance between the connection point of the ignition tube 14 and the mixed fuel gas tube 9 and the burner 10 is 1-10 times of the tube diameter of the mixed fuel gas tube, so that the stable ignition of the pilot burner is maintained.

Preferably, the ignition rod 7 is in threaded connection with the ignition tube 14 to realize the lower end sealing of the ignition tube.

Preferably, the draft tube 8 is arranged above the outlet of the ejector 6; the pipe diameter of drainage tube 8 be the millimeter level, preferably 1 ~ 8mm in order to keep the interior velocity of flow of lighting pipe 14. The mixed gas in the mixed fuel gas pipe 9 after ignition still flows to the ignition pipe 14 along the drainage pipe 8, the flue gas generated in the ignition pipe after ignition is blown away, and meanwhile, a certain flow velocity is kept in the ignition pipe 14, so that the pilot burner cannot be tempered during combustion.

Preferably, the number of the drainage tubes 8 is one or more.

Preferably, the burner 10 has an inverted funnel-shaped porous structure. The center of the burner 10 is provided with a main fire hole, and the side surface of the burner 10 is provided with a circle of auxiliary fire holes.

Preferably, the flame stabilizing cover 11 is a tubular structure and is arranged outside the burner; the upper end of the flame stabilizing cover 11 is higher than the burner, and the lower end of the flame stabilizing cover is welded with the bottom plate 19 of the windshield to form an internal high-temperature area; and a small rain leakage hole is formed in the wall surface of the flame stabilizing cover 11, which is lower than the outlet of the burner.

Further preferably, the height of the flame stabilizing cover 11 is 2-5 times of that of the burner.

Preferably, the windshield 13 is a tubular structure and is arranged outside the flame stabilizing cover 11 to play a role in wind and rain prevention; the upper end of the windshield 13 is higher than the flame stabilizing cover 11, and the lower end of the windshield 13 is welded with the windshield bottom plate 19.

Preferably, the bottom of the cavity of the bottom plate 19 between the flame stabilizing cover 11 and the windshield 13 is provided with a small rain leakage hole.

As a further preferred technical scheme of integral type torch changsheng lamp the windshield 13 top arranged have flame stabilizing piece 12.

Preferably, the flame stabilizing sheet 12 is a circular plate with a gear-shaped cavity in the middle or an open circular tube with holes on the side.

The center of the gas nozzle seat 2 is in threaded connection with the gas nozzle 5 to fix the nozzle on the nozzle seat, the outer side of the gas nozzle seat 2 is in threaded connection with the inner wall surface of the ejector 6, the outlet plane of the gas nozzle 5 is flush with the air suction reducing end of the ejector 6, and an air suction hole is arranged below the air suction reducing end plane of the ejector 6. The fuel gas nozzle 5 sprays fuel gas, a negative pressure area is generated in the ejector 6, and the injected air enters the ejector along the air suction hole to be mixed.

As a further preferable technical scheme of the integrated torch incandescent lamp of the utility model, an air distributor is arranged outside the ejector 6, and the air distributor is composed of a wind-proof cylinder 4, a first air distribution baffle 3 and a second air distribution baffle 17; the windproof cylinder 4 is a cylinder with an open lower part and is positioned outside the ejector 6, the second air distribution baffle 17 is horizontally fixed on the gas nozzle seat 2, the lower end of the windproof cylinder 4 is connected with the second air distribution baffle 17 through at least 3 first air distribution baffles 3 which are uniformly arranged along the radial direction, the inner side of each first air distribution baffle 3 is connected with the gas nozzle seat 2, and an air induction port 18 is formed between every two adjacent second air distribution baffles 17.

As a further preferred technical scheme of the permanent bright lamp of integral type torch, the permanent bright lamp of integral type torch still include deflagration biography flame pipe 15, deflagration biography flame pipe 15 lower extreme be connected with the flange, in the upper end is connected to windshield 13, the outside ground deflagration of permanent bright lamp is igniteed and is produced the fireball, follow deflagration biography flame pipe 15 and get into in windshield 13 and ignite the permanent bright lamp, be different from the ignition of permanent bright lamp igniter, supply the ignition mode as the permanent bright lamp.

Compare with current changming lamp, the utility model discloses integral type torch changming lamp has following beneficial effect:

the pilot burner ignition system does not need to be provided with an independent fuel gas pipeline, only depends on partial mixed gas guided by the drainage tube in the mixed fuel gas pipe to ignite, has simpler structure, is not influenced by installation precision, and has small gas consumption. The pilot burner ignition rod is inserted into the closed ignition tube for ignition, the ignition is kept internally arranged, and the ignition is not influenced by external weather conditions. The pilot lamp ignition rod is far away from the burner, so that the pilot lamp ignition rod is prevented from being arranged in a high-temperature area, and the service life of the pilot lamp ignition rod is prolonged. The induced air quantity of the pilot burner is adjusted through self-injection fuel gas, a manual air door is not needed to be adjusted, the air distributor guides the ambient air, and the air distribution quantity required by normal combustion of the pilot burner can be kept unaffected no matter in the condition of strong air in any direction. The special flame stabilizing structure of the head part of the pilot burner ensures that the pilot burner keeps stable flame under the weather conditions of strong wind and heavy rain.

Drawings

FIG. 1 is a schematic structural diagram of an integrated torch incandescent lamp;

FIG. 2 is an isometric view of the air distributor;

FIG. 3 is a schematic structural view of a flame holding sheet according to example 1;

FIG. 4 is a schematic structural view of a flame holding sheet according to example 2.

In the figure: 1-flange, 2-gas nozzle seat, 3-first air distribution separation blade, 4-prevent wind section of thick bamboo, 5-gas nozzle, 6-ejector, 7-ignition rod, 8-drainage tube, 9-mixed fuel trachea, 10-nozzle, 11-flame stabilization cover, 12-flame stabilization piece, 13-wind-proof cover, 14-ignition tube, 15-detonation flame-propagating tube, 16-connecting plate, 17-second air distribution separation blade, 18-induced air mouth, 19-wind-proof cover bottom plate.

Detailed Description

The technical solution of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1-3, the integrated torch pilot burner comprises a mixed fuel gas pipe 9, an ignition pipe 14 and a deflagration flame-propagating pipe 15; the ignition tube 14 and the mixed fuel gas tube 9 are welded and fixed through a connecting plate 16; the upper end of the mixed fuel gas pipe 9 is connected with a burner 10, a flame stabilizing cover 11 and a windproof cover 13 are arranged along the outer ring of the burner 10, and a windproof cover bottom plate 19 is welded at the bottoms of the burner 10, the flame stabilizing cover 11 and the windproof cover 13; the height of the flame stabilizing cover 11 is 2 times of that of the burner, the upper end of the flame stabilizing cover is higher than the burner to form an internal high-temperature area, and a small rain drainage hole is formed in the wall surface of the flame stabilizing cover 11, which is lower than the outlet of the burner 10; the upper end of the windshield 13 is higher than the flame stabilizing cover 11, the top end of the windshield 13 is covered with a flame stabilizing sheet 12, and the center of the flame stabilizing sheet 12 is provided with a gear-shaped cavity; a small rain leakage hole is formed at the bottom of the cavity area formed by the flame stabilizing cover 11 and the windshield cover 13 on the windshield cover bottom plate 19; the lower end of the mixed fuel gas pipe 9 is connected with the ejector 6, the gas nozzle 5 and the gas nozzle seat 2, the gas nozzle seat 2 is connected with the flange 1 through a pipeline, and the mixed fuel gas pipe 9 is connected with the gas pipe through the flange. The upper end of the ignition tube 14 is connected with the end, close to the inlet end of the burner 10, of the mixed fuel gas tube 9, the ignition rod 7 is inserted from the lower end of the ignition tube 14 and is connected through threads to seal the lower end of the ignition tube, and the ignition rod 7 is connected with an ignition cable; the lower part of the ignition tube 14 is communicated with the mixed fuel gas tube 9 through a horizontal drainage tube 8 to guide part of mixed gas in the mixed fuel gas tube 9 into the ignition tube 14, the drainage tube 8 is arranged above the outlet of the ejector 6, and the pipe diameter of the drainage tube 8 is 1-8 mm.

An air distributor is arranged outside the ejector 6 and consists of a windproof cylinder 4, a first air distribution baffle 3 and a second air distribution baffle 17; the windproof cylinder 4 is a cylinder with an open lower part, a closed circumference and a closed top and is positioned outside the ejector 6, the second air distribution baffle 17 is horizontally welded on the gas nozzle seat 2, the lower end of the windproof cylinder 4 is connected with the second air distribution baffle 17 through 3 first air distribution baffles 3 which are uniformly arranged along the radial direction, the inner side of each first air distribution baffle 3 is welded with the gas nozzle seat 2, and an air induction port 18 is formed between every two adjacent second air distribution baffles 17.

Deflagration pass flame tube 15 lower extreme be connected with the flange, link to each other with ground explosion ignition sled piece, the upper end is connected to in the windshield 13, the outside ground deflagration of changming lamp is igniteed and is produced the fireball, follow deflagration pass flame tube 15 and get into and ignite the changming lamp in the windshield 13, be different from the ignition of changming lamp ignition bar, supply the ignition mode as the changming lamp.

Specifically, the flame holding cover 11 and the windshield 13 are both tubular structures.

The working principle is as follows: the fuel gas is sprayed out through a nozzle 5 assembled in the fuel gas nozzle seat 2, a negative pressure area is generated in the ejector 6 by high-speed airflow, air is sucked into the windproof cylinder 4 through an air draft port 18, the air enters the ejector 6 along an air suction hole below the plane of the necking end of the ejector, the mixed fuel gas pipe 9 is mixed with the fuel gas, most of the mixed fuel gas is sprayed out from the burner 10, a small part of the mixed fuel gas enters the ignition pipe 14 through a drainage pipe 8, the ignition rod 7 ignites under the external power-on condition to ignite the fuel gas in the ignition pipe 14, the burner 10 of the pilot burner is ignited, and the pilot burner completes ignition. The ignited incandescent lamp forms a stable combustion area under the combined action of the flame stabilizing cover 11, the windshield cover 13 and the flame stabilizing sheet 12, and the stable combustion of the incandescent lamp is kept. The air distributor can stabilize the flow field around the induced draft opening, and can still keep the distribution of the air of the pilot burner unaffected and stably burn even in the weather of strong wind and heavy rain.

By adopting the integrated torch incandescent lamp of the embodiment, the ignition rod extends into the closed ignition tube 14 for ignition, the ignition is kept built-in, the ignition position is close to the burner 10, and the ignition of the incandescent lamp is not affected by the external weather conditions; the pilot burner ignition system does not need to be provided with a separate fuel gas pipeline, only depends on part of mixed gas guided by the drainage tube 8 in the mixed fuel gas pipe to ignite, has simpler structure, is not influenced by the installation precision, and has small gas consumption; the pilot burner 7 of the pilot burner is far away from the burner 10, avoid putting in the high-temperature region, has lengthened the service life of the pilot burner; the flame of the pilot burner is higher in rigidity compared with the traditional split pilot burner by matching a semi-premixed combustion mode with a special induced air and flame stabilizing structure, and the air distribution amount required by the pilot burner for normal combustion is not influenced under the condition that the air distribution baffle is kept in a strong wind in any direction; due to the special flame stabilizing structure, under the condition of strong wind and strong rain, the flame can still form a stable combustion area at the head of the pilot burner, so that the stability of the pilot burner flame is kept.

Example 2

The structure of the flame holding plate 12 is adjusted based on the embodiment 1, in this embodiment, the flame holding plate 12 is an open cylinder with a round hole on the side, and the flame holding plate 12 is fixed on the top of the windshield 13.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art.

Claims

1. The integrated torch pilot burner is characterized by comprising a mixed fuel gas pipe (9) and an ignition pipe (14), wherein the upper end of the mixed fuel gas pipe (9) is connected with a burner (10), a flame stabilizing cover (11) and a windproof cover (13) are sequentially arranged on the outer side of the burner (10), and the bottoms of the burner (10), the flame stabilizing cover (11) and the windproof cover (13) are supported by a windproof cover bottom plate (19); the lower end of the mixed fuel gas pipe (9) is connected with an ejector (6), a gas nozzle (5) and a gas nozzle seat (2), the gas nozzle seat (2) is connected with a flange (1) through a pipeline, and the flange (1) is connected with the gas pipe through a butted flange; the upper end of the ignition tube (14) is connected with the inlet end of a mixed fuel gas tube (9) close to the burner (10), the lower part of the ignition tube (14) is communicated with the mixed fuel gas tube (9) through a drainage tube (8) to guide part of mixed gas in the mixed fuel gas tube (9) into the ignition tube (14), an ignition rod (7) is inserted into the lower end of the self-ignition tube (14) and seals the lower end of the ignition tube, and the ignition rod (7) is connected with an ignition cable.

2. The integrated torch incandescent lamp of claim 1, wherein the ignition tube (14) and the mixed fuel gas tube (9) are fixed by a connecting plate (16).

3. The integrated torch incandescent lamp of claim 1, wherein said igniting rod (7) is screwed with the igniting pipe (14) to seal the lower end of the igniting pipe.

4. An integrated torch incandescent lamp as defined in claim 1, characterized in that said draft tube (8) is installed above the exit of the eductor (6).

5. An integral torch incandescent lamp as defined in claim 1, characterized in that the number of draft tubes (8) is at least one.

6. An integrated torch incandescent lamp as defined in claim 1, characterized in that said flame holding enclosure (11) is of tubular construction; the upper end of the flame stabilizing cover (11) is higher than the burner; a small rain leakage hole is formed in the wall surface of the flame stabilizing cover (11) lower than the outlet of the burner; the windshield (13) is of a tubular structure; the upper end of the windshield (13) is higher than the flame stabilizing cover (11); and a small rain leakage hole is formed between the flame stabilizing cover (11) and the windshield cover (13) on the windshield cover bottom plate (19).

7. An integral torch incandescent lamp as defined in claim 1, characterized in that a flame holding plate (12) is arranged on top of said windshield (13).

8. The integrated torch changming lamp as in claim 7, wherein the flame holding plate (12) is a circular plate with a gear-shaped cavity in the middle or a circular tube with a hole-shaped structure on the side.

9. The integrated torch incandescent lamp of claim 1, wherein an air distributor is arranged outside the ejector (6), and the air distributor consists of a windproof cylinder (4), a first air distribution baffle (3) and a second air distribution baffle (17); the windproof cylinder (4) is a cylinder with an open lower part and is positioned outside the ejector (6), the second air distribution baffle (17) is horizontally fixed on the gas nozzle seat (2), the lower end of the windproof cylinder (4) is connected with the second air distribution baffle (17) through at least 3 first air distribution baffles (3) which are uniformly arranged along the radial direction, and an air induction port (18) is formed between every two adjacent second air distribution baffles (17).

10. The integrated torch incandescent lamp of claim 1, further comprising a deflagration flame-propagating tube (15), wherein a flange is connected to the lower end of the deflagration flame-propagating tube (15), and the upper end of the deflagration flame-propagating tube is connected to the inside of the windshield (13).