CN218001490U - Smoke-eliminating torch head - Google Patents

Abstract

The utility model relates to a smoke abatement torch head relates to torch head technical field, and it includes the torch and is responsible for, the torch is responsible for and is installed cooling steam subassembly, cooling steam subassembly is including cooling steam ring pipe and a plurality of vertical cooling steam spray tube, cooling steam ring pipe cover is established the torch is responsible for the top to be connected rather than, a plurality of cooling steam spray tube centers on the torch is responsible for the equal distribution, cooling steam spray tube with cooling steam ring pipe intercommunication, be fixed with the third on the cooling steam ring pipe and take over. This application discharges the gas jet cooling steam to the torch through setting up cooling steam subassembly to the torch is responsible for the temperature at top when reducing the burning, and the protection torch is responsible for, thereby extension torch head life.

Description

Smoke-eliminating torch head

Technical Field

The application relates to the technical field of torch heads, in particular to a smoke abatement torch head.

Background

The torch system is used as a special combustion device for treating combustible waste in petrochemical plants and oil refineries, and is an important measure for ensuring the safe production of the plants and reducing the environmental pollution.

In the prior art, chinese patent with publication number CN215411909U discloses an efficient steam smoke-eliminating flare head for an industrial overhead flare, which includes a main barrel and an injection pipe, wherein the lower end of the main barrel is an exhaust gas inlet, the upper end outlet of the main barrel is an exhaust gas flare area, one end of the injection pipe is arranged in the main barrel, the other end of the injection pipe penetrates through the side wall of the main barrel and then is connected with an injection steam nozzle, the other end of the injection steam nozzle is connected with an induction pipe, the other end of the induction pipe is connected with an annular pipe, the lower end of the annular pipe is provided with an injection steam inlet, the annular pipe is hinged with the main barrel through a connecting piece, and the injection pipe is arranged in the main barrel, and part of the injection pipe is densely distributed in the central area of the main barrel. When the device is used, the exhaust gas enters from the exhaust gas inlet, the steam is introduced from the injection steam inlet, and the injection pipes are densely and uniformly distributed in the center of the main cylinder, so that the air mass introduced by the steam can be rapidly combusted, a large impact force is formed to disperse the whole exhaust air mass, the external air is promoted to rapidly enter the air mass to form combustible mixed gas and be sufficiently combusted, and the air combustion supporting effect introduced by the steam and the effect of the generated deflagration impact force on the whole air mass on accelerated mixing of the external air are fully exerted.

In view of the related art in the above, the inventors consider that at least the following drawbacks exist: when in combustion, the heating temperature of the torch head is high, and the torch head is easy to burn out.

Disclosure of Invention

The invention provides a smoke abatement torch head in order to prolong the service life of the torch head.

The invention provides a smoke abatement torch head which adopts the following technical scheme:

the smoke abatement torch head comprises a torch main pipe, wherein a cooling steam assembly is installed on the torch main pipe, the cooling steam assembly comprises a cooling steam ring pipe and a plurality of vertical cooling steam spray pipes, the cooling steam ring pipe is sleeved at the top of the torch main pipe and connected with the torch main pipe, the cooling steam spray pipes surround the torch main pipe and are distributed at equal intervals, the cooling steam spray pipes are communicated with the cooling steam ring pipe, and a third connecting pipe is fixed on the cooling steam ring pipe.

Through adopting above-mentioned technical scheme, in cooling steam evenly distributed to each cooling steam spray tube in the cooling steam ring canal, when torch exhaust gas was responsible for the combustion of burner port at the torch, a plurality of cooling steam spray tubes will cool down steam blowout, cool down near torch head burner port, cooling steam spray tube distributes around torch is responsible for the top, and all-round spraying cooling steam improves the cooling effect to protection torch head prolongs its life.

Optionally, a plurality of horizontal third support rods are fixed on the side wall of the main pipe of the torch, and one end of each third support rod, which is far away from the main pipe of the torch, is fixedly connected with the cooling steam circular pipe.

Through adopting above-mentioned technical scheme, third branch is used for supporting and fixed cooling steam ring pipe to guarantee the height of cooling steam spray tube, cooling steam spray tube keeps away from cooling steam ring pipe one end and is higher than torch owner's top all the time, improves the cooling effect of cooling steam.

Optionally, the vertical cover in torch main pipe top is equipped with open-topped induced air and mixes the fan housing, induced air mix the fan housing bottom with torch main pipe top forms annular space, cooling steam jet pipe is located annular space.

Through adopting above-mentioned technical scheme, the momentum that induced air mixes the wind cover and utilizes torch exhaust gas self to discharge is penetrated and is penetrated a large amount of air, and air and torch exhaust gas fully mix in the cover, destroys the condition of flame center oxygen deficiency for the exhaust gas fully burns, the problem of black cigarette when improving the combustion of torch head, and cooling steam spray tube is located induced air and mixes the wind cover simultaneously, can reduce the temperature of induced air and mix the wind cover, protects it not burnt out.

Optionally, the diameter of the induced air mixing cover is 1.5-2 times of the diameter of the main pipe of the torch.

Through adopting above-mentioned technical scheme, induced air mixes wind cover diameter undersize, and the air quantity of drawing the jet is few, is unfavorable for torch exhaust gas fully to burn, and induced air mixes wind cover diameter oversize, can lead to the cost to increase, and suitable induced air mixes wind cover diameter just helps torch exhaust gas fully to burn.

Optionally, the induced air mixing cover is connected with a top steam assembly, the top steam assembly includes a top steam loop, a plurality of vertical top steam branch pipes and a plurality of top steam nozzles, the top steam loop is sleeved on the induced air mixing cover and connected therewith, a first connecting pipe is fixed on the top steam loop, the first connecting pipe is used for transporting top steam into the top steam loop, the plurality of top steam branch pipes are distributed around the induced air mixing cover at equal intervals, the top steam branch pipes are communicated with the top steam loop, the number and positions of the top steam nozzles are in one-to-one correspondence with those of the top steam branch pipes, and the top steam nozzles are communicated with the top steam branch pipes.

Through adopting above-mentioned technical scheme, when torch exhaust gas burns, a plurality of top steam jet spouts top steam, and top steam makes it disperse with great impact force around torch exhaust gas, mixes with the air, is favorable to its abundant burning, improves the problem that the burning emits black cigarette.

Optionally, the main torch pipe is connected with an injection steam assembly, the injection steam assembly includes an injection steam circular pipe, a plurality of injection steam branch pipes and a plurality of injection steam mixing pipes, the injection steam circular pipe is sleeved on and connected with the main torch pipe, a second connecting pipe is fixed on the injection steam circular pipe, the plurality of injection steam branch pipes are distributed around the main torch pipe at equal intervals, one end of each injection steam branch pipe is communicated with the injection steam circular pipe, the other end of each injection steam branch pipe extends into the main torch pipe, the number and the positions of the injection steam mixing pipes are in one-to-one correspondence with the injection steam branch pipes, one end of each injection steam mixing pipe is sleeved and fixed on the injection steam branch pipe, and the other end of each injection steam mixing pipe is vertically flush with the top end of the main torch pipe.

Through adopting above-mentioned technical scheme, draw and penetrate the steam mixing pipe and draw and penetrate a certain amount of air and the torch exhaust gas and mix to draw and penetrate the steam mixing pipe and be located torch owner's center department, can disperse whole torch exhaust gas with great impact force inside the torch exhaust gas, impel the outside air to mix rather than fast, help its abundant burning, improve the problem that the burning of torch head emits black cigarette.

Optionally, the injection steam assembly further comprises a silencing cover, and the silencing cover is sleeved and fixed on the torch main pipe.

By adopting the technical scheme, the noise reduction cover is beneficial to reducing noise pollution generated by high-speed air injection of the injection steam branch pipe.

Optionally, the optimal ratio of the top steam, the ejection steam and the cooling steam is 6.5.

By adopting the technical scheme, the proportion is calculated according to the design specification of the petrochemical combustible gas discharge system, the reasonable total steam consumption can effectively improve the combustion effect of the flare discharge gas, and the cost can be saved.

Optionally, a plurality of pilot torches and pilot lamps are arranged around the torch main pipe, the pilot torches and the pilot lamps are alternately distributed, and the pilot torches and the pilot lamps are connected with the torch main pipe.

By adopting the technical scheme, the ignition torch and the pilot burner are alternately distributed, the pilot burner ignites the pilot burner, and the pilot burner ignites the torch exhaust gas.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the temperature-reducing steam in the temperature-reducing steam ring pipe is uniformly distributed into each temperature-reducing steam spray pipe, when the flare exhaust gas is combusted at the combustion port of the flare main pipe, the temperature-reducing steam is sprayed out by the plurality of temperature-reducing steam spray pipes to reduce the temperature near the combustion port of the flare head, and the temperature-reducing steam spray pipes are distributed around the top of the flare main pipe to spray the temperature-reducing steam in all directions, so that the temperature-reducing effect is improved, the flare head is protected, and the service life of the flare head is prolonged;

2. the induced air mixing hood utilizes the momentum discharged by the torch exhaust gas to inject a large amount of air, the air and the torch exhaust gas are fully mixed in the hood, the condition of oxygen deficiency in the flame center is damaged, the exhaust gas is fully combusted, the problem of black smoke emission during combustion of a torch head is solved, and meanwhile, the cooling steam spray pipe is positioned in the induced air mixing hood, so that the temperature of the induced air mixing hood can be reduced, and the induced air mixing hood is protected from being burnt out.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic diagram showing the structure of the temperature reducing steam assembly and the injection steam assembly;

in the figure, 1, a torch main pipe; 11. a fluid seal; 12. an induced air mixing hood; 121. a first support bar; 13. a second support bar; 14. a third support bar; 15. a fourth strut; 16. a fifth strut; 2. a top steam assembly; 21. a top steam loop; 211. a first adapter tube; 22. a top steam branch pipe; 23. a top steam spray head; 3. injecting a steam component; 31. a steam injection circular pipe; 311. a second adapter tube; 32. ejecting a steam branch pipe; 33. injecting a steam mixing pipe; 34. a sound deadening hood; 4. a cooling steam assembly; 41. a cooling steam ring pipe; 411. a third connection pipe; 42. a cooling steam spray pipe; 5. a beacon light; 6. and (5) igniting a torch.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

A smoke abatement torch head, as shown in figure 1, comprises a torch main pipe 1, wherein a top steam component 2, an injection steam component 3, a cooling steam component 4, an pilot burner 5 and a pilot torch 6 are arranged on the torch main pipe 1.

As shown in fig. 2, the main torch pipe 1 is vertically arranged, the main torch pipe 1 is vertically through, the bottom of the main torch pipe is an air inlet, the top of the main torch pipe is a combustion port, the bottom of the main torch pipe 1 is fixed with a fluid seal 11, the fluid seal 11 is a three-stage trapezoidal cone structure, the top of the main torch pipe 1 is provided with an induced air mixing fan cover 12, the induced air mixing fan cover 12 is a barrel structure with an open top, the induced air mixing fan cover 12 is vertically sleeved on the top of the main torch pipe 1 and is fixedly connected with the top of the main torch pipe 1, and the diameter of the induced air mixing fan cover 12 is 1.5-2 times of the diameter of the main torch pipe 1.

The flare exhaust gas blows upwards to the burner port from the air inlet of flare main pipe 1 and burns, and induced air mixes wind cover 12 and encloses around the burner port, draws to penetrate into a large amount of air and the flare exhaust gas and mixes in the cover, destroys the condition of flame center oxygen deficiency, helps the abundant burning of flare exhaust gas, and after the flare exhaust gas fires the sintering beam, fluid seal 11 can change the air flow direction, has the function of preventing tempering.

As shown in fig. 2, the top steam assembly 2 includes a top steam loop 21, a top steam branch pipe 22 and a top steam nozzle 23, the top steam loop 21 is horizontally sleeved on the induced air mixing fan housing 12, the outer wall of the induced air mixing fan housing 12 is provided with a plurality of first support rods 121 which are distributed around the induced air mixing fan housing 12 at equal intervals, the first support rods 121 are horizontally distributed, one end of each first support rod 121 is fixedly connected with the induced air mixing fan housing 12, the other end of each first support rod is fixedly connected with the top steam loop 21, and a vertical first connecting pipe 211 is fixed at the bottom of the top steam loop 21; the top steam branch pipes 22 are arranged vertically, the top steam branch pipes 22 are evenly arranged around the induced air mixing fan cover 12 at intervals, the top steam branch pipes 22 are communicated with the top steam loop pipe 21, and the top steam spray nozzles 23 are fixed at one ends, far away from the top steam loop pipe 21, of the top steam branch pipes 22 and are communicated with the top steam loop pipe.

When the exhaust gas is combusted, the first connecting pipe 211 is connected with equipment filled with the top steam, the top steam is conveyed to the top steam circular pipe 21 by the first connecting pipe 211 and is uniformly distributed in each top steam branch pipe 22, and finally the top steam is sprayed out through the top steam nozzle 23 to discharge gas to the torch, so that the torch discharge gas is dispersed and mixed with air to be fully combusted, and the smoke abatement effect is achieved.

As shown in fig. 1 and 2, the injection steam assembly 3 includes an injection steam loop pipe 31, injection steam branch pipes 32, injection steam mixing pipes 33 and an acoustic hood 34, the injection steam loop pipe 31 is horizontally sleeved on the torch main pipe 1, the outer wall of the torch main pipe 1 is provided with a plurality of second support rods 13 which are equidistantly distributed around the torch main pipe 1, the second support rods 13 are horizontally arranged, one end of each second support rod is fixedly connected with the torch main pipe 1, the other end of each second support rod is fixedly connected with the injection steam loop pipe 31, a second connecting pipe 311 is fixed at the bottom of the injection steam loop pipe 31, the injection steam branch pipes 32 are provided with a plurality of injection steam branch pipes 32 which are equidistantly distributed around the torch main pipe 1, one end of each injection steam branch pipe 32 is communicated with the injection steam loop pipe 31, the other end of each injection steam loop pipe passes through the side wall of the torch main pipe 1 and extends into the torch main pipe 1, the number and positions of the injection steam mixing pipes 33 are respectively corresponding to the injection steam branch pipes 32 one by one, the injection steam mixing pipes 33 are sleeved and fixed at one end of the injection steam loop pipe 32 located at one end of the injection steam main pipe 1, and the nozzle of the injection steam mixing pipes are flush with the vertical main pipe 1. The silencing cover 34 is of a barrel structure with an opening at the upper part, the silencing cover 34 is positioned above the injection steam ring pipe 31, the silencing cover 34 is sleeved and fixed on the torch main pipe 1, and the silencing cover 34 is made of sound insulation materials.

When the exhaust gas is combusted, the second connecting pipe 311 is connected with equipment filled with injection steam, the injection steam is conveyed into the injection steam circular pipe 31 by the second connecting pipe 311, is uniformly distributed into each injection steam branch pipe 32 and is sprayed to the injection steam mixing pipe 33, a certain amount of air and the injection steam are mixed in the injection steam mixing pipe 33 and then is sprayed to the center of the exhaust gas of the torch, the exhaust gas of the torch is dispersed and is contacted with the air to be fully combusted, the smoke abatement effect is achieved, and the noise reduction cover 34 can reduce noise pollution generated by high-speed spraying of the injection steam branch pipes 32.

As shown in fig. 1 and fig. 2, the cooling steam component 4 includes a cooling steam loop 41 and a cooling steam spray pipe 42, the cooling steam loop 41 is horizontally sleeved on the torch main pipe 1, the outer wall of the torch main pipe 1 is further provided with a plurality of third support rods 14 distributed around the torch main pipe 1 at equal intervals, the third support rods 14 are horizontally arranged, one end of each third support rod is fixedly connected with the torch main pipe 1, the other end of each third support rod is fixedly connected with the cooling steam loop 41, the side wall of the cooling steam loop 41 is fixed with a third connection pipe 411, the cooling steam spray pipes 42 are provided with a plurality of third connection pipes and are all vertically arranged, the plurality of cooling steam spray pipes 42 are distributed around the torch main pipe 1 at equal intervals, one end of each third support rod is communicated with the cooling steam loop 41, and the other end of each third support rod passes through the bottom of the induced air mixing hood 12 and extends into the induced air mixing hood 12. According to the design specification of a petrochemical combustible gas discharge system, the optimal proportion of the top steam injection amount, the ejection steam amount and the cooling steam amount is 6.5.

When the discharged gas is combusted, the third connecting pipe 411 is connected with equipment filled with cooling steam, the cooling steam is conveyed into the cooling steam circular pipe 41 through the third connecting pipe 411, the cooling steam is uniformly distributed into the cooling steam spray pipes 42 and finally sprayed to the periphery of the combustion port of the torch main pipe 1, the temperature of the top end of the torch main pipe 1 and the temperature of the induced air mixing fan cover 12 are reduced, and the top of the torch main pipe 1 and the induced air mixing fan cover 12 are prevented from being burnt out.

As shown in fig. 1, the pilot burner 5 and the pilot torch 6 are distributed in a plurality of equal intervals around the induced air mixing cover 12, the pilot burner 5 and the pilot torch 6 are alternately distributed, a horizontal fourth supporting rod 15 is fixed on the side wall of the main torch body 1, the number of the fourth supporting rods is equal to that of the pilot burner 5, the first supporting rod 121 is fixedly connected with the pilot burner 5, a horizontal fifth supporting rod 16 is fixed on the side wall of the main torch body 1, the number of the fifth supporting rods is equal to that of the pilot torch 6, and the fifth supporting rod 16 is fixedly connected with the pilot torch 6.

The flare exhaust gas enters the induced air mixing hood 12, the ignition flare 6 ignites the pilot burner 5, and the pilot burner 5 ignites the flare exhaust gas to burn the flare exhaust gas.

When the exhaust gas of the torch is combusted, the exhaust gas of the torch enters from the air inlet of the main pipe 1 of the torch and moves upwards to a combustion port, the pilot torch 6 ignites the pilot lamp 5, the pilot lamp 5 ignites the exhaust gas of the torch, the exhaust gas of the torch is combusted, a large amount of air is injected into the cover by the pilot air mixed hood 12, the top steam nozzle 23 injects top steam into the exhaust gas of the torch, the injection steam mixing pipe 33 injects injection steam into the exhaust gas of the torch, the cooling steam nozzle 42 injects cooling steam into the exhaust gas of the torch, the three types of steam are injected simultaneously, the top steam and the injection steam respectively give large impact force to the exhaust gas of the torch from the outside and the inside, so that the exhaust gas of the torch is dispersed and is fully mixed with the air, and the exhaust gas is fully combusted, the cooling steam carries out cooling treatment on the pilot air mixed hood 12 and the top of the main pipe 1 of the torch, and the pilot air mixed hood 12 and the main pipe 1 of the torch are protected from being burnt. Through the design of the induced air mixing hood 12 and the cooling steam structure, the smokeless combustion of the flare exhaust gas is facilitated, the service life of the flare tip is prolonged, and the cost is saved.

The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. Therefore, the method comprises the following steps: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. A smoke abatement flare tip, includes flare main pipe (1), its characterized in that: the cooling steam assembly (4) is installed on a torch main pipe (1), the cooling steam assembly (4) comprises a cooling steam circular pipe (41) and a plurality of vertical cooling steam spray pipes (42), the cooling steam circular pipe (41) is sleeved on the top of the torch main pipe (1) and is connected with the torch main pipe, the cooling steam spray pipes (42) are arranged around the circumference of the torch main pipe (1), the cooling steam spray pipes (42) are communicated with the cooling steam circular pipe (41), a third connecting pipe (411) is fixed on the cooling steam circular pipe (41), the third connecting pipe (411) is used for conveying cooling steam into the cooling steam circular pipe (41), an induced air mixed hood (12) with an opening at the top is vertically sleeved at the top end of the torch main pipe (1), an annular space is formed between the bottom end of the induced air mixed hood (12) and the top end of the torch main pipe (1), the cooling steam spray pipes (42) are located in the annular space, a top steam assembly (2) is connected to the induced air mixed hood (12), the top steam assembly (2) comprises a top steam circular pipe (21), a plurality of vertical branch pipes (22) and a plurality of steam spray pipes (23), the steam mixed hood (21) are fixed at the top of the torch main pipe (21), and a steam spray pipe (211), and a first steam mixed hood (21) is connected with the top of the steam spray pipes (21), the first connecting pipe (211) is used for conveying top steam into the top steam circular pipe (21), the top steam branch pipes (22) are circumferentially arranged around the induced air mixing fan cover (12), the top steam branch pipes (22) are communicated with the top steam circular pipe (21), the number and the positions of the top steam spray heads (23) are in one-to-one correspondence with those of the top steam branch pipes (22), and the top steam spray heads (23) are communicated with the top steam branch pipes (22).

2. The smoke abatement torch head of claim 1, wherein: a plurality of horizontal third supporting rods (14) are fixed on the side wall of the torch main pipe (1), and one end, far away from the torch main pipe (1), of each third supporting rod (14) is fixedly connected with the cooling steam ring pipe (41).

3. The smoke abatement torch head of claim 1, wherein: the diameter of the induced air wind mixing cover (12) is 1.5-2 times of that of the torch main pipe (1).

4. The smoke abatement torch head of claim 1, wherein: the injection steam component (3) is connected to the torch main pipe (1), the injection steam component (3) comprises an injection steam ring pipe (31), a plurality of injection steam branch pipes (32) and a plurality of injection steam mixing pipes (33), the injection steam ring pipe (31) is sleeved on the torch main pipe (1) and connected with the torch main pipe, a second connecting pipe (311) is fixed on the injection steam ring pipe (31), the second connecting pipe (311) is used for transporting injection steam into the injection steam ring pipe (31), one end of each injection steam branch pipe (32) is communicated with the injection steam ring pipe (31), the other end of each injection steam branch pipe extends into the torch main pipe (1), the plurality of injection steam mixing pipes (33) are arranged along the geometric center line of the torch main pipe (1), the number and the positions of the injection steam mixing pipes (33) correspond to the injection steam branch pipes (32) one by one, one end of each injection steam mixing pipe (33) is sleeved and fixed on the injection steam branch pipe (32), and the other end of each injection steam mixing pipe is flush with the top end of the torch main pipe (1).

5. The smoke abatement torch head of claim 4, wherein: the injection steam assembly (3) further comprises a silencing cover (34), and the silencing cover (34) is sleeved and fixed on the torch main pipe (1).

6. The smoke abatement torch head of claim 4, wherein: the optimal ratio of the top steam, the ejection steam and the cooling steam is 6.5.

7. The smoke abatement torch head of claim 1, wherein: the novel pilot torch is characterized in that a plurality of pilot lamps (5) and pilot torches (6) are arranged on the periphery of the torch main pipe (1), the pilot lamps (5) and the pilot torches (6) are alternately distributed, and the pilot lamps (5) and the pilot torches (6) are connected with the torch main pipe (1).

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