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CN-224208227-U - Novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister

CN224208227UCN 224208227 UCN224208227 UCN 224208227UCN-224208227-U

Abstract

The utility model provides a novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister, and belongs to the technical field of environmental protection equipment. The problems of concentrated stress of the tube bundle and the shell, difficult maintenance and high equipment failure rate caused by a hanging type structure of the traditional electrostatic demister are solved. The support mechanism comprises a top horizontal frame and a tube bundle support frame which are arranged in parallel, the top horizontal frame is arranged above the tube bundle support frame, the top horizontal frame and the tube bundle support frame are connected through a plurality of connecting vertical beams, and the anode tube bundle fixing plate is arranged below the tube bundle support frame in a propping mode and matched with the tube bundle support frame. It is mainly used for electrostatic defogging.

Inventors

  • YAN JIALIN
  • SHANG LI
  • ZHANG XINRAN
  • ZHANG ZESONG
  • Wei Haozhang
  • PENG XIANGDONG

Assignees

  • 哈尔滨博奥环境技术有限公司

Dates

Publication Date
20260508
Application Date
20250522

Claims (10)

  1. 1. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister is characterized by comprising a supporting mechanism (1) and a plurality of anode tube bundles (2), wherein the anode tube bundles (2) are vertically arranged in the supporting mechanism (1), a plurality of anode tube bundle fixing plates (3) are sequentially arranged in the supporting mechanism (1) in parallel along the vertical direction, the anode tube bundles (2) penetrate through the anode tube bundle fixing plates (3), the supporting mechanism (1) comprises a top horizontal frame (4) and a tube bundle supporting frame (5) which are arranged in parallel, the top horizontal frame (4) is arranged above the tube bundle supporting frame (5), the top horizontal frame (4) is connected with the tube bundle supporting frame (5) through a plurality of connecting vertical beams (6), and one anode tube bundle fixing plate (3) positioned below is abutted to the tube bundle supporting frame (5) and matched with the tube bundle supporting frame (5).
  2. 2. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister disclosed by claim 1 is characterized in that a middle supporting beam (7) is arranged on the tube bundle supporting frame (5), a middle reserved supporting position (8) which is arranged corresponding to the middle supporting beam (7) is arranged on the anode tube bundle fixing plate (3), and the middle reserved supporting position (8) of one anode tube bundle fixing plate (3) positioned below is propped against the middle supporting beam (7) and matched with the tube bundle supporting frame (5).
  3. 3. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister according to claim 2, wherein a shell (9) is arranged on the outer side periphery of the supporting mechanism (1), the shell (9) comprises a plurality of shell plates (10), the shell plates (10) are made of metal materials, the shell plates (10) are arranged on the outer sides of the connecting vertical beams (6) in a surrounding mode, connecting angle steel (11) is arranged between the top of the connecting vertical beams (6) and the bottom of the top horizontal frame (4), and the top of the shell plates (10) are connected with the connecting vertical beams (6) through the connecting angle steel (11).
  4. 4. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister according to claim 3, wherein the two sides of the connecting vertical beam (6) are respectively provided with fixed lugs (12), and the two sides of the connecting vertical beam (6) are respectively connected with the shell plates (10) at the two sides of the connecting vertical beam (6) through the two fixed lugs (12).
  5. 5. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister according to claim 1, wherein each anode tube bundle (2) is internally provided with a cathode wire (13), and two ends of the cathode wire (13) are respectively provided with the anode tube bundles (2).
  6. 6. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister disclosed by claim 5 is characterized in that a demister top shell (14) is arranged above a plurality of anode tube bundles (2), top connecting plates (15) are arranged at the top ends of the anode tube bundles (2), the anode tube bundles (2) are connected with the demister top shell (14) through the top connecting plates (15), a plurality of supporting bodies (16) are arranged on the outer side of the demister top shell (14), and the bottoms of the supporting bodies (16) are propped against the top horizontal frame (4) and are matched with the top horizontal frame (4).
  7. 7. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister as claimed in claim 6, wherein a demister bottom shell (17) is arranged below the plurality of anode tube bundles (2), bottom connecting plates (18) are arranged at the bottom ends of the plurality of anode tube bundles (2), and the plurality of anode tube bundles (2) are connected with the demister bottom shell (17) through the bottom connecting plates (18).
  8. 8. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister as claimed in claim 7, wherein cathode grids (19) are arranged in the demister top shell (14) and the demister bottom shell (17), and two ends of the cathode wire (13) are connected with the two cathode grids (19) respectively.
  9. 9. The novel flame retardant, conductive and sulfuric acid corrosion resistant electrostatic mist eliminator as claimed in claim 6, characterized in that a plurality of insulation boxes (20) are arranged on the outer side of the mist eliminator top shell (14).
  10. 10. The novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister disclosed by claim 7 is characterized in that a flow guide device (21) is arranged in a demister bottom shell (17), the flow guide device (21) is arranged below a cathode grid (19) in the demister bottom shell (17), a flow distribution grid (22) is arranged at the bottom of the flow guide device (21), and the bottom of the flow distribution grid (22) is connected with the demister bottom shell (17) through a supporting rod.

Description

Novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister Technical Field The utility model belongs to the technical field of environmental protection equipment, and particularly relates to a novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister. Background Along with the continuous development of industrial technology and continuous expansion of industrial production, many enterprises can select to use the electrostatic demister to treat various acid mist of a chemical plant in the process of preparing acid from smelting flue gas, calcining titanium dioxide, so as to ensure that the acid mist amount at the outlet of the electrostatic demister reaches the standard, and further ensure that the subsequent reaction is normally carried out and the final tail gas emission reaches the standard At present, in a Sulfur Oxidation Process (SOP) and a waste acid regeneration process (SAR), the acid mist removal efficiency is not less than 99%, the service life of equipment is more than 5 years, the anode tube bundle material of the traditional electrostatic demister is insufficient in sulfuric acid corrosion resistance (such as common carbon steel annual corrosion rate is more than 0.5 mm), the flame retardant property is poor (UL 94 HB level), potential safety hazards exist, and the hanging type structure causes stress concentration of the tube bundle and the shell, so that the structural deformation risk is caused, the maintenance is difficult, and the equipment failure rate is high. Disclosure of utility model In view of the above, the utility model aims to provide a novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister, so as to solve the problems of concentrated stress of a tube bundle and a shell, difficult maintenance and high equipment failure rate caused by a hanging structure of a traditional electrostatic demister. In order to achieve the purpose, the novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister comprises a supporting mechanism and a plurality of anode tube bundles, wherein the anode tube bundles are vertically arranged in the supporting mechanism, a plurality of anode tube bundle fixing plates are sequentially arranged in the supporting mechanism in parallel along the vertical direction, the anode tube bundles penetrate through the anode tube bundle fixing plates, the supporting mechanism comprises a top horizontal frame and a tube bundle supporting frame which are arranged in parallel, the top horizontal frame is arranged above the tube bundle supporting frame, the top horizontal frame is connected with the tube bundle supporting frame through a plurality of connecting vertical beams, and the anode tube bundle fixing plates positioned below are abutted against the tube bundle supporting frame and matched with the tube bundle supporting frame. Furthermore, a middle support beam is arranged on the tube bundle support frame, a middle reserved support position which is correspondingly arranged with the middle support beam is arranged on the anode tube bundle fixing plate, and the middle reserved support position of the anode tube bundle fixing plate positioned below is propped against the middle support beam and matched with the tube bundle support frame. Still further, the outside of supporting mechanism encloses and is equipped with the shell, the shell includes a plurality of shell plates, the material of shell plate is metal material, a plurality of shell plates enclose and establish the outside at a plurality of connection vertical beams, be provided with the connection angle steel between the top of connection vertical beam and the bottom of top horizontal frame, the top of shell plate is connected with connection vertical beam through the connection angle steel. Furthermore, both sides of the connecting vertical beam are provided with fixed lug plates, and both sides of the connecting vertical beam are respectively connected with the shell plates at both sides of the connecting vertical beam through the two fixed lug plates. Furthermore, each anode tube bundle is internally penetrated with a cathode wire, and two ends of the cathode wire penetrate out of the anode tube bundles. Still further, the top of a plurality of positive pole tube banks is provided with defroster top casing, the top of a plurality of positive pole tube banks is provided with the top connecting plate, a plurality of positive pole tube banks pass through the top connecting plate and are connected with defroster top casing, defroster top casing's outside is provided with a plurality of supporter, the bottom of supporter supports on top horizontal frame and cooperates with top horizontal frame. Still further, the below of a plurality of positive pole tube banks is provided with defroster bottom casing, the bottom of a plurality of positive pole tube banks is provided with the bottom conn