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CN-224230741-U - Dust collection and desulfurization equipment

CN224230741UCN 224230741 UCN224230741 UCN 224230741UCN-224230741-U

Abstract

The utility model relates to the technical field of tail gas treatment and discloses dust collection and desulfurization equipment which comprises a pretreatment shell, wherein an adsorption shell and a separation shell which are connected end to end and are communicated with each other are sequentially arranged on one side of the pretreatment shell, a dust collection assembly is arranged on the wall surface of the pretreatment shell and used for collecting dust, the dust collection assembly comprises a filter plate and a collection box, a window is formed in the bottom of the pretreatment shell, the filter plate is detachably arranged on the inner wall of the pretreatment shell and extends obliquely towards the window, the collection box is fixedly arranged at the bottom of the pretreatment shell and faces the window, dust is removed from the tail gas firstly, then desulfurization is carried out in a liquid spraying mode, powder in the tail gas can be ensured to be separated from desulfurized alkaline solution, the influence on recovered matters is reduced, the filtered air is filtered through the inclined filter plate, the attached matters can fall into the collection box after reaching a certain amount, the collection of the particles in the tail gas is realized, and the later recovery and the recycling are convenient.

Inventors

  • WEI SHUAI
  • QIN JINGUANG
  • WEI PAN
  • YU JUN

Assignees

  • 贵州明峰工业废渣综合回收再利用有限公司

Dates

Publication Date
20260512
Application Date
20250424

Claims (7)

  1. 1. A dust collecting and desulfurizing apparatus, comprising: The pretreatment device comprises a pretreatment shell (10), wherein an adsorption shell (11) and a separation shell (12) which are connected end to end and are communicated with each other are sequentially arranged on one side of the pretreatment shell (10); The dust collection assembly is arranged on the wall surface of the pretreatment shell (10) and used for collecting dust, the dust collection assembly comprises a filter plate (13) and a collection box (14), a window is formed in the bottom of the pretreatment shell (10), the filter plate (13) is detachably arranged on the inner wall of the pretreatment shell (10) and extends obliquely towards the window, and the collection box (14) is fixedly arranged at the bottom of the pretreatment shell (10) and faces the window; and the spraying structure is arranged in the cavity of the adsorption shell (11) and is used for spraying liquid.
  2. 2. The dust-collecting and desulfurizing device according to claim 1, wherein the pretreatment housing (10) forms a hollow rectangular box body, the filter plate (13) is matched with the pretreatment housing (10), and the filter plate (13) extends obliquely from the top to the bottom of the pretreatment housing (10).
  3. 3. The dust collection and desulfurization device as claimed in claim 1, wherein the collection box (14) is fixedly arranged right below the window, and the upper end of the collection box (14) is flush with the bottom of the filter plate (13).
  4. 4. The dust collecting and desulfurizing device according to claim 1, wherein the top of the pretreatment shell (10) is provided with a slot for installing a filter plate (13), the top of the filter plate (13) is fixedly provided with a sealing cover (131), and the sealing cover (131) is locked and fixed with the pretreatment shell (10) through a screw.
  5. 5. The dust collecting and desulfurizing device according to claim 1, wherein the spraying structure comprises a hoop (20) and a feeding pipe (21), the hoop (20) is fixedly arranged on the outer wall of the adsorption shell (11), the feeding pipe (21) is fixedly connected with the hoop (20), the hoop (20) is provided with a cavity, a plurality of branch pipes are fixedly arranged on the inner wall of the hoop (20), and the branch pipes penetrate through the adsorption shell (11) and extend into the cavity of the adsorption shell (11).
  6. 6. The dust collecting and desulfurizing device according to claim 5, wherein the adsorption shell (11) forms a tube with two ends gradually shrinking toward the middle position, and the anchor ear (20) is fixedly arranged at the middle position of the adsorption shell (11).
  7. 7. The dust collecting and desulfurizing device according to claim 5, wherein the spraying structure further comprises a guide body (22), the guide body (22) is fixedly arranged in the adsorption shell (11), the end part of the guide body (22) forms a cone, and the tip end of the guide body (22) faces to the middle position of the adsorption shell (11).

Description

Dust collection and desulfurization equipment Technical Field The utility model relates to the technical field of tail gas treatment, in particular to dust collection and desulfurization equipment. Background The existing electric furnace zinc powder smelting plant has more dust and sulfides in the tail gas, and the problem of standard treatment of the electric furnace tail gas is increasingly important, but when the tail gas is treated, if the electric furnace zinc powder tail gas is treated by carrying the existing wet dust removal desulfurization facility, the metal zinc powder and the desulfurized alkaline solution are mixed, and the recycling and the utilization of the metal zinc powder are not facilitated. Through retrieval, the prior art discloses a dust collection and desulfurization device (publication number: CN 204365074U) of electric furnace zinc powder tail gas, which comprises a liquid collecting tank, wherein the middle part of the liquid collecting tank is provided with a liquid separation tail gas channel for dividing the liquid collecting tank into two independent tail gas treatment spaces for dust collection and desulfurization, the upper part of the liquid separation tail gas channel is provided with a tail gas cover plate, the upper part of the liquid collecting tank is sequentially provided with an air inlet pipe, a first-stage washing tower, a first-stage baffle plate, a first-stage Venturi scrubber, a second-stage washing tower, a second-stage baffle plate, a second-stage Venturi scrubber and an exhaust pipe, the electric furnace zinc powder tail gas enters the first-stage washing tower from the air inlet pipe, then enters the first-stage Venturi scrubber for carrying out first-stage clear water washing dust collection through the first-stage baffle plate, and after dust collection, the desulfurization process is completed through the liquid separation tail gas channel sequentially passing through the second-stage washing tower, the second-stage baffle plate and the second-stage Venturi scrubber. In the prior art, dust removal and desulfurization are realized through multistage treatment of tail gas, but concentrated collection of dust in flue gas is lacked, a clean water dust collection mode is adopted, a plurality of working procedures such as filtration, separation and drying are needed in later recovery, and for later recovery operation, the working load is large, the process is complex, so that the dust collection scoring mode has an optimizable space. For this purpose, we propose a dust collection desulfurization device. Disclosure of utility model The utility model mainly solves the technical problem of complex dust collection process and large workload, and provides dust collection and desulfurization equipment. In order to achieve the above purpose, the utility model adopts the following technical scheme that the dust collection and desulfurization equipment comprises: The pretreatment shell, one side of which is provided with an adsorption shell and a separation shell which are connected end to end and are communicated with each other in sequence; The dust collection assembly is arranged on the wall surface of the pretreatment shell and used for collecting dust, the dust collection assembly comprises a filter plate and a collection box, a window is formed in the bottom of the pretreatment shell, the filter plate is detachably arranged on the inner wall of the pretreatment shell and extends obliquely towards the window, and the collection box is fixedly arranged at the bottom of the pretreatment shell and faces the window; and the spraying structure is arranged in the cavity of the adsorption shell and is used for spraying liquid. As a preferred mode of the utility model, the pretreatment housing forms a hollow rectangular box body, the filter plate is matched with the pretreatment housing, and the filter plate extends obliquely from the top to the bottom of the pretreatment housing. As a preferred mode of the utility model, the collecting box is fixedly arranged right below the window, and the upper end of the collecting box is flush with the bottom of the filter plate. As a preferable mode of the utility model, the top of the pretreatment shell is provided with a slot for installing a filter plate, the top of the filter plate is fixedly provided with a sealing cover, and the sealing cover is locked and fixed with the pretreatment shell through a screw. As a preferable mode of the utility model, the spraying structure comprises a hoop and a feeding pipe, wherein the hoop is fixedly arranged on the outer wall of the adsorption shell, the feeding pipe is fixedly connected with the hoop, the hoop is provided with a cavity, and a plurality of branch pipes are fixedly arranged on the inner wall of the hoop, penetrate through the adsorption shell and extend into the cavity of the adsorption shell. In a preferred mode of the utility model, the adsorption shell forms a tube with tw