Search

CN-224229991-U - Overhead torch air smoke abatement torch head

CN224229991UCN 224229991 UCN224229991 UCN 224229991UCN-224229991-U

Abstract

The utility model provides an overhead flare air smoke abatement flare tip, which relates to the technical field of flare tips, wherein a separation barrel is an annular cylinder with an upper opening and a lower opening, the top end of a combustible air inlet pipeline is sleeved in the separation barrel, and a gas mixing space is reserved above the combustible air inlet pipeline in the separation barrel. According to the utility model, through the arrangement of the separation barrel, the combustible air in the combustible air inlet pipeline and the air in the channel in the separation barrel are premixed for the first time, the premixed air and the air in the channel between the separation barrel and the housing are mixed for the second time at the top of the separation barrel, and the air is added into the combustible air after being divided into the combustible air, so that the air is fully mixed in the combustible air, the air is uniformly distributed in the combustible air, and is easy to be completely combusted during combustion, thereby reducing incomplete combustion phenomenon caused by insufficient oxygen, reducing black smoke generation, reducing black smoke emission from a root source, saving the condition of using steam, and being efficient and energy-saving.

Inventors

  • ZHANG XIEJUN
  • ZHANG XIAOHU
  • FU JIAXIN

Assignees

  • 山西华仕集团股份有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (7)

  1. 1. The overhead torch air smoke abatement torch head comprises a combustible air inlet pipeline (1), a housing (2) which is inserted into the combustible air inlet pipeline (1) from bottom to top and an air inlet pipeline (3) which is inserted into the housing (2) from outside to inside, and is characterized in that an air distribution mechanism (4) is sleeved in the housing (2), the air distribution mechanism (4) comprises a separation cylinder (41), the separation cylinder (41) is an annular cylinder with an upper opening and a lower opening, the top end of the combustible air inlet pipeline (1) is sleeved in the separation cylinder (41), and a gas mixing space is reserved above the combustible air inlet pipeline (1) in the separation cylinder (41).
  2. 2. The overhead flare air smoke abatement flare head of claim 1, wherein an outlet drainage piece (421) is arranged in the edge of the upper end of the separation barrel (41), the outlet drainage piece (421) is positioned in the center of an inner channel of the separation barrel (41), and the outlet drainage piece (421) is a round table with a large upper bottom surface diameter and a small lower bottom surface diameter.
  3. 3. An overhead flare air abatement flare tip as in claim 2, wherein the height of the top end of the housing (2) exceeds the height of the top end of the dividing cylinder (41).
  4. 4. The overhead flare air smoke abatement flare tip of claim 2, wherein a gas mixing assembly (43) is disposed in the separation barrel (41) near one end of the flammable air inlet pipe (1), the gas mixing assembly (43) comprises an upper separator (431) and a lower separator (432), and the upper separator (431) and the lower separator (432) are sleeved with each other and form an extended passage together with the inner wall of the separation barrel (41).
  5. 5. The head of claim 4, wherein the lower separator (432) comprises a columnar portion with annular cross sections of upper and lower openings and a partition plate portion between the circumference of the columnar portion and the partition cylinder (41), the upper separator (431) is columnar with annular cross section of the lower opening of the upper seal, and the inner diameter of the annular cross section of the columnar upper separator (431) is larger than the outer diameter of the annular cross section of the columnar portion of the lower separator (432).
  6. 6. The elevated flare air smoke abatement flare head according to claim 5, wherein the upper end edge of the separation barrel (41) is internally provided with a drainage component (42), the drainage component (42) comprises an outlet drainage piece (421) and an in-channel drainage piece (422), the in-channel drainage piece (422) is arranged between the upper isolation piece (431) and the outlet drainage piece (421), the in-channel drainage piece (422) is a round table with small upper bottom surface diameter and large lower bottom surface diameter, the upper bottom surface of the in-channel drainage piece (422) is matched with the lower bottom surface of the outlet drainage piece (421), the lower bottom surface of the in-channel drainage piece (422) is matched with the upper end of the upper isolation piece (431), and the inner wall of the separation barrel (41) with the corresponding height of the in-channel drainage piece (421) is provided with a first inclined surface blocking piece (44) protruding annularly.
  7. 7. The head of claim 5, wherein a second inclined surface baffle (45) with an annular inclined surface is arranged between the bottom of the lower partition (432) and the inner wall of the separation barrel (41).

Description

Overhead torch air smoke abatement torch head Technical Field The utility model relates to the technical field of flare heads, in particular to an overhead flare air smoke abatement flare head. Background The flare gas contains a certain amount of high-carbon components such as high-carbon hydrocarbons, olefins, alkynes and the like, and in the combustion process, more oxygen is needed for carbon atoms to be completely oxidized into carbon dioxide, and when the oxygen is insufficient in supply, part of carbon atoms cannot be fully combusted, black carbon particles can be formed and discharged along with the flue gas, so that black smoke is formed. In order to solve the black smoke problem in the combustion process, in practical application, steam is often adopted by an overhead torch to spray steam into a high-temperature area of the torch gas to eliminate the black smoke, as disclosed in the prior patent application No. CN202122711285.8, the multifunctional industrial overhead torch head comprises a windshield and a combustion chamber, wherein the windshield and the combustion chamber are positioned around an outlet flame area of a main cylinder and are communicated, an exhaust gas inlet is arranged at the bottom end of the main cylinder, an induced air jacket is arranged on the outer wall of the main cylinder, the lower end of the induced air jacket is closed, the upper end of the induced air jacket is open, the upper end of the induced air jacket is positioned in the windshield, the lower end of the induced air jacket is communicated with a wind supply mechanism, an injection steam pipe is arranged in an inner cavity of the main cylinder, the lower end of the injection steam pipe penetrates through the cylinder wall of the main cylinder, and a steam nozzle is arranged at the lower port of the injection steam pipe. The technology not only needs to consume a large amount of steam, but also has limited effect of eliminating black smoke, and still can not radically solve the problem of black smoke under the condition of insufficient mixing of the air and the oxygen, so that the overhead torch air smoke-eliminating torch head capable of ensuring smoke-free combustion of combustible air under the condition of no smoke-eliminating steam can be provided. Disclosure of utility model The utility model aims to provide an overhead torch air smoke abatement torch head, which aims to solve the problems that in the prior art, a large amount of steam is consumed, smoke abatement effect is limited, and black smoke cannot be fundamentally solved under the condition that fuel and oxygen are not fully mixed. The technical scheme is that the overhead torch air smoke abatement torch head comprises a combustible air inlet pipeline, a housing and an air inlet pipeline, wherein the housing is inserted into the combustible air inlet pipeline from bottom to top, the air inlet pipeline is inserted into the housing from outside to inside, an air distribution mechanism is sleeved in the housing, the air distribution mechanism comprises a separation cylinder, the separation cylinder is an annular cylinder with an upper opening and a lower opening, the top end of the combustible air inlet pipeline is sleeved in the separation cylinder, and a gas mixing space is reserved above the combustible air inlet pipeline in the separation cylinder. Preferably, an outlet drainage piece is arranged in the edge of the upper end of the separation barrel, the outlet drainage piece is positioned in the center of the channel inside the separation barrel, and the outlet drainage piece is a round table with a large upper bottom surface diameter and a small lower bottom surface diameter. Preferably, the height of the top end of the cover exceeds the height of the top end of the separation barrel. Preferably, a gas mixing assembly is arranged at one end, close to the combustible air inlet pipeline, of the separation barrel, and comprises an upper separation piece and a lower separation piece, wherein the upper separation piece and the lower separation piece are mutually sleeved and form an extended channel together with the inner wall of the separation barrel. Preferably, the lower spacer comprises a columnar portion with annular cross sections of the upper end opening and the lower end opening and a partition plate portion between the columnar periphery and the partition cylinder, the upper spacer is columnar with annular cross section of the upper end sealing lower end opening, and the inner ring inner diameter of the columnar annular cross section of the upper spacer is larger than the outer ring outer diameter of the columnar cross section of the lower spacer. Preferably, the drainage assembly further comprises an in-channel drainage piece, the in-channel drainage piece is arranged between the upper isolation piece and the outlet drainage piece, the in-channel drainage piece is a round table with small diameter of the upper bottom surface and large diam