CN-224207615-U - Exhaust-gas treatment wind channel wind-guiding subassembly keeps out wind based on whirl efflux arrangement

CN224207615UCN 224207615 UCN224207615 UCN 224207615UCN-224207615-U

Abstract

The utility model provides an exhaust gas treatment air duct wind shielding and guiding assembly based on swirl jet flow arrangement, which comprises a vertical air duct and a wind shielding and guiding assembly arranged in the vertical air duct, wherein the upper end of the vertical air duct is an air outlet end and is used for installing a swirl fan and forming water mist swirling flow walking from bottom to top in the vertical air duct, the lower end of the vertical air duct is an air inlet end and is used for entering exhaust gas, the wind shielding and guiding assembly comprises a lower panel, the lower panel is a conical panel with a downward-protruding center, and the outer diameter of the lower panel is smaller than the inner diameter of the vertical air duct and is arranged concentrically with the vertical air duct and is used for blocking the center of the swirling flow and conducting the water mist swirling flow outwards. The exhaust gas treatment air duct wind shielding and guiding assembly based on the cyclone jet flow arrangement can avoid the premature forming of the vortex central flow passage, timely conduct air flow to the periphery, and improve separation efficiency.

Inventors

ZHANG YONGSHENG
ZHANG YONGBIN
LIU JIANJUN
FAN YUXUAN
ZHAO YINGJIE
LIU JUN

Assignees

郑州世峰节能科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250527

Claims (10)

1. The exhaust gas treatment air duct wind shielding and guiding assembly based on the jet flow finishing is characterized by comprising a vertical air duct and a wind shielding and guiding assembly arranged in the vertical air duct; The upper end of the vertical air duct is an air outlet end and is used for installing a cyclone fan and forming water mist cyclone running from bottom to top in the vertical air duct, and the lower end of the vertical air duct is an air inlet end and is used for entering waste gas; the wind shielding and guiding assembly is integrally positioned at the lower half part of the vertical air duct and comprises a lower panel; The lower panel is a conical panel with the center protruding downwards, and the outer diameter of the lower panel is smaller than the inner diameter of the vertical air duct and is concentrically arranged with the vertical air duct and used for blocking the vortex center and conducting the water mist rotational flow outwards.
2. The exhaust gas treatment air duct wind shielding and guiding assembly based on the spin jet finishing as set forth in claim 1, wherein the upper end of the lower panel is formed in a bucket shape, and a drain hole is arranged at the center of the lower panel.
3. The exhaust gas treatment air duct wind shielding and guiding assembly based on the swirling jet finishing of claim 1, wherein the wind shielding and guiding assembly further comprises an upper panel, the upper panel is a conical panel protruding upwards in a neutral way, and the outer diameter of the upper panel is smaller than the inner diameter of the vertical air duct and is arranged concentrically with the vertical air duct.
4. The exhaust gas treatment duct wind shielding and guiding assembly based on the swirling jet finishing of claim 3, wherein the outer diameters of the upper panel and the lower panel are equal.
5. The exhaust gas treatment duct wind shielding and guiding assembly based on the swirling jet finishing as set forth in claim 4, wherein the protrusions of the upper panel and the lower panel are equal in height to form a spindle shape with symmetrical both ends.
6. The exhaust gas treatment air duct wind shielding and guiding assembly based on the swirling jet finishing of claim 1, wherein spiral lines are distributed on the lower panel, and the swirling direction of the spiral lines is consistent with that of the swirling flow of water mist.
7. The exhaust gas treatment air duct wind shielding and guiding assembly based on the swirling jet finishing of claim 1, wherein vertical lines radially distributed from the center are distributed on the lower panel.
8. The exhaust gas treatment duct wind shielding and guiding assembly based on the swirling jet finishing of claim 1, wherein the lower panel is a smooth surface.
9. The exhaust gas treatment air duct wind shielding and guiding assembly based on the swirling jet finishing of claim 1, wherein the wind shielding and guiding assembly is fixed on the inner wall of the vertical air duct through a connecting rod.
10. The exhaust gas treatment air duct wind shielding and guiding assembly based on the swirling jet flow finishing as set forth in claim 1, wherein the wind shielding and guiding assembly is installed in the vertical air duct through a vertical shaft, and the top end of the vertical shaft is used for being connected with an output shaft of the swirling flow fan.

Description

Exhaust-gas treatment wind channel wind-guiding subassembly keeps out wind based on whirl efflux arrangement Technical Field The utility model relates to the technical field of waste gas purification, in particular to a wind shielding and guiding assembly of a waste gas treatment air duct based on spin jet finishing. Background The centrifugal jet technology is used as a core, and the technology for treating particulate matters and volatile matters in waste gas by adopting a water adding mode is widely applied to the tobacco industry. The tobacco is characterized in that a great amount of water vapor is used in the tobacco production process, such as flavoring, conditioning and the like, and the tobacco contains a great amount of clastic particles, such as tobacco clastic, dust, sundries and the like, and a certain amount of volatile substances, so that most of the substances have viscosity due to the greasiness of the tobacco, and the formed waste gas is extremely easy to cause filter element blockage and huge consumption of the filter element. The centrifugal spin jet technology is matched with a water mist fusion method, and the water mist is utilized to adsorb particles, cool to condense volatile matters, then adsorb the volatile matters, absorb a part of hydrophilic gaseous matters and the like, and is matched with centrifugal force to separate the matters. In the structure, the functions of rotational flow and centrifugation are key, and the core is to reference the technical principle of the cyclone dust collector, wherein peripheral fluid is thrown to the inner wall under the influence of centrifugal force in the rotational flow process, the inner fluid is restricted under the influence of vortex, the length direction of the cyclone dust collector is longer, the occupied space is larger, and the air flow can be fully and naturally separated, so that the cyclone dust collector has better separation effect, but on the tobacco production line, the space of newly added dust collection equipment is limited due to the space restriction of the existing equipment, particularly the height is limited, the stroke is not long enough, and partial large particles are very likely to be discharged as long as the large particles are not separated, which is a big obstacle in the transformation process of the scheme. How to realize the dispersion of the air flow in the shorter travel path, so as to maximize the separation of the air flow, is one of the contents of urgent need for improvement, and in order to solve the above problems, an ideal technical solution is always sought. Disclosure of utility model The utility model aims at overcoming the defects of the prior art, and provides an exhaust gas treatment air duct wind shielding and guiding assembly based on spin-jet finishing, which can improve the separation efficiency in a limited height. In order to achieve the aim, the technical scheme adopted by the utility model is that the wind shielding and guiding assembly of the waste gas treatment air duct based on the spin jet finishing comprises a vertical air duct and a wind shielding and guiding assembly arranged in the vertical air duct; The upper end of the vertical air duct is an air outlet end and is used for installing a cyclone fan and forming water mist cyclone running from bottom to top in the vertical air duct, and the lower end of the vertical air duct is an air inlet end and is used for entering waste gas; the wind shielding and guiding assembly is integrally positioned at the lower half part of the vertical air duct and comprises a lower panel; The lower panel is a conical panel with the center protruding downwards, and the outer diameter of the lower panel is smaller than the inner diameter of the vertical air duct and is concentrically arranged with the vertical air duct and used for blocking the vortex center and conducting the water mist rotational flow outwards. Based on the above, the upper end of the lower panel forms a bucket shape, and a drain hole is arranged at the center of the lower panel. Based on the above, the wind shielding and guiding assembly further comprises an upper panel, wherein the upper panel is a conical panel protruding upwards in a neutral way, and the outer diameter of the upper panel is smaller than the inner diameter of the vertical air duct and is concentrically arranged with the vertical air duct. The outer diameters of the upper panel and the lower panel are equal. The protrusions of the upper panel and the lower panel are equal in height, so that a spindle shape with symmetrical two ends is formed. Based on the above, spiral lines are distributed on the lower panel, and the rotation direction of the spiral lines is consistent with that of the water mist rotational flow. Based on the above, vertical grains radially distributed from the center are distributed on the lower panel. The lower panel is a smooth surface. Based on the above, the wind shielding and guiding asse