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CN-224221063-U - Drainage system of flue gas desulfurization system

CN224221063UCN 224221063 UCN224221063 UCN 224221063UCN-224221063-U

Abstract

The utility model provides a drainage system of a flue gas desulfurization system, which relates to the technical field of flue gas desulfurization drainage systems and comprises a drainage pit, wherein a water retaining wall is arranged in the drainage pit, the interior of the drainage pit is divided into a first pit chamber and a second pit chamber by the water retaining wall, a pit stirring mechanism is arranged in the first pit chamber, a non-blocking sewage pump is arranged on the ground on one side of the first pit chamber, the input end of the non-blocking sewage pump is communicated with the interior of the first pit chamber through a first pipeline, a filtering mechanism is arranged above the interior of the second pit chamber, the output end of the non-blocking sewage pump is provided with a second pipeline, and one end of the second pipeline is communicated with the interior of the filtering mechanism.

Inventors

  • ZHANG SONGSONG
  • WU JIE
  • SUN XINGYE
  • FU SHIHUA
  • SONG CHENGBIN

Assignees

  • 邹平滨能能源科技有限公司
  • 山东宏桥新型材料有限公司

Dates

Publication Date
20260512
Application Date
20250516

Claims (6)

  1. 1. The flue gas desulfurization system drainage system comprises a drainage pit (1) and is characterized in that a water retaining wall (2) is arranged in the drainage pit (1), the interior of the drainage pit (1) is divided into a first pit chamber (3) and a second pit chamber (4) by the water retaining wall (2), the first pit chamber (3) is connected with the flue gas desulfurization system, a pit stirring mechanism (5) is arranged in the first pit chamber (3), a non-blocking sewage pump (6) is arranged on the ground on one side of the first pit chamber (3), the input end of the non-blocking sewage pump (6) is communicated with the interior of the first pit chamber (3) through a first pipeline (7), a filtering mechanism is arranged above the interior of the second pit chamber (4), the output end of the non-blocking sewage pump (6) is provided with a second pipeline (8), and one end of the second pipeline (8) is communicated with the interior of the filtering mechanism; The filter mechanism comprises a filter box shell (9), a first mounting groove (10), a second mounting groove (11) and a filter plate (12), wherein the first mounting groove (10) and the second mounting groove (11) are formed in the upper portion inside the filter box shell (9), and the filter plate (12) is detachably mounted in the first mounting groove (10) and the second mounting groove (11).
  2. 2. The flue gas desulfurization system drainage system of claim 1, wherein the pit stirring mechanism (5) comprises a top beam plate (501), a stirring shaft (502), stirring blades (503) and a driving motor (504), the top of the first pit chamber (3) is provided with the top beam plate (501), one end of the top beam plate (501) is connected with one side of the upper end of the water retaining wall (2), the stirring shaft (502) is rotatably arranged on the top beam plate (501), the stirring shaft (502) is driven by the driving motor (504), and the lower end of the stirring shaft (502) extends into the first pit chamber (3) and is provided with the stirring blades (503).
  3. 3. The flue gas desulfurization system drainage system of claim 1, wherein the top of the filter box shell (9) is provided with a plurality of through holes, the bottom of one end of the second pipeline (8) is provided with water distribution pipes (13), the number and the positions of the water distribution pipes (13) are matched with the through holes, and the lower ends of the water distribution pipes (13) extend from the through holes to the inside of the filter box shell (9).
  4. 4. The flue gas desulfurization system drainage system according to claim 1, wherein positioning grooves (14) are formed in two sides of the first mounting groove (10) and the second mounting groove (11), and positioning blocks (15) matched with the positioning grooves (14) are arranged at two ends of the filter plate (12).
  5. 5. The flue gas desulfurization system drainage system according to claim 4, wherein a positioning hole (16) is formed in the positioning groove (14), a positioning bolt (17) is arranged on the positioning block (15), and the positioning bolt (17) is connected with the positioning hole (16).
  6. 6. The flue gas desulfurization system drainage system according to claim 1, wherein the water retaining wall (2) comprises a cross beam and a wall body, the wall body is arranged at the bottom of the cross beam, and two ends of the cross beam are installed at the top of the first pit chamber (3) through anchor rods (18).

Description

Drainage system of flue gas desulfurization system Technical Field The utility model relates to the technical field of flue gas desulfurization drainage systems, in particular to a drainage system of a flue gas desulfurization system. Background The flue gas desulfurization drainage system is an important component of a Flue Gas Desulfurization (FGD) system in the industrial fields of thermal power plants, steel plants and the like, and has the functions of collecting, treating and discharging wastewater generated in the desulfurization process, ensuring that the wastewater reaches the standard for discharge or recycling, and simultaneously preventing environmental pollution. At present, impurities from the flue gas desulfurization system are easy to generate in the operation process of the drainage system, the impurities are collected into a drainage pit along with slurry, a drainage pit pump is blocked by a filter screen, the output of the drainage pit pump is reduced, even the drainage pit pump is forced to stop, and the operation of environmental protection equipment is influenced. Therefore, the utility model provides a drainage system of a flue gas desulfurization system to solve the defects in the prior art. Disclosure of utility model The utility model aims to solve the problems, and the utility model aims to provide a drainage system of a flue gas desulfurization system, wherein a pit stirring mechanism can be used for mixing impurities with slurry, and then a non-blocking sewage pump is pumped into a filtering mechanism arranged in a second pit chamber for filtering, so that the impurities can be effectively removed by filtering, the problems of blocking, descending pumping force and even stopping of a drainage pit pump are avoided, and the running stability of the drainage system can be effectively ensured. In order to achieve the above purpose, the present utility model provides the following technical solutions: The flue gas desulfurization system drainage system comprises a drainage pit, wherein a water retaining wall is arranged in the drainage pit, the interior of the drainage pit is divided into a first pit chamber and a second pit chamber by the water retaining wall, the first pit chamber is connected with the flue gas desulfurization system, a pit stirring mechanism is arranged in the first pit chamber, a non-blocking sewage pump is arranged on the ground on one side of the first pit chamber, the input end of the non-blocking sewage pump is communicated with the interior of the first pit chamber through a first pipeline, a filtering mechanism is arranged above the interior of the second pit chamber, a second pipeline is arranged at the output end of the non-blocking sewage pump, and one end of the second pipeline is communicated with the interior of the filtering mechanism; The filter mechanism comprises a filter box shell, a first mounting groove, a second mounting groove and a filter plate, wherein the first mounting groove and the second mounting groove are formed in the upper portion inside the filter box shell, and the filter plate is detachably mounted in the first mounting groove and the second mounting groove. The pit stirring mechanism is further improved in that the pit stirring mechanism comprises a top beam plate, a stirring shaft, stirring blades and a driving motor, the top of the first pit chamber is provided with the top beam plate, one end of the top beam plate is connected with one side of the upper end of the water retaining wall, the stirring shaft is rotationally arranged on the top beam plate and driven by the driving motor, and the lower end of the stirring shaft extends into the first pit chamber and is provided with the stirring blades. The filter box is characterized in that through holes are formed in the top of the filter box shell, a plurality of through holes are formed in the top of the filter box shell, water distribution pipes are arranged at the bottom of one end of the second pipeline, the number and positions of the water distribution pipes are matched with those of the through holes, and the lower ends of the water distribution pipes extend from the through holes to the inside of the filter box shell. The filter plate is further improved in that positioning grooves are formed in two sides of the first mounting groove and the second mounting groove, and positioning blocks matched with the positioning grooves are arranged at two ends of the filter plate. The positioning groove is internally provided with a positioning hole, the positioning block is provided with a positioning bolt, and the positioning bolt is connected with the positioning hole. The water retaining wall is further improved in that the water retaining wall comprises a cross beam and a wall body, the wall body is arranged at the bottom of the cross beam, and two ends of the cross beam are installed at the top of the first pit chamber through anchor rods. The utility model has the beneficia