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CN-224215368-U - Double-layer combined type smoke distribution volute core

CN224215368UCN 224215368 UCN224215368 UCN 224215368UCN-224215368-U

Abstract

The utility model discloses a double-layer combined type smoke distribution volute core, which belongs to the technical field of smoke distributors and comprises an air inlet pipe and a double-layer smoke treatment assembly arranged in the air inlet pipe. When the device is used, the replacement component arranged on the guide plate utilizes the mounting disc, the fixing frame and the magnetic attraction structure, and can drive the first bevel gear and the second bevel gear to be meshed and driven by the rotating handle in the running state of the device, so that the rapid replacement of the medium blocks is realized, the complicated operation of stopping the pressure reducing supplementary medium is avoided, the continuous running time and the integral treatment efficiency of the device are improved, meanwhile, the fan blades on the inner wall of the mounting frame and the conical mixing cover cooperate to optimize the flue gas flow field, the direct flushing of high-speed air flow to the medium blocks is reduced, the service life of the medium is prolonged, the consumption speed is reduced, the frequent starting and stopping of the device is not needed, the mechanical abrasion of a pipeline and a worm core part is greatly reduced, the maintenance cost of the device is effectively reduced, and the efficient, stable and economic operation of the flue gas pretreatment process is realized.

Inventors

  • SUN SHENGKE
  • ZOU ZHIHAO

Assignees

  • 无锡卓能环境科技有限公司

Dates

Publication Date
20260508
Application Date
20250704

Claims (8)

  1. 1. The double-layer combined type smoke distribution volute core comprises an air inlet pipe (1) and a double-layer smoke treatment assembly arranged in the air inlet pipe (1), and is characterized in that the double-layer smoke treatment assembly comprises a symmetrically arranged mounting frame (2) and a guide plate (3), a mixing cover (5) is fixedly arranged on opposite faces of the mounting frame (2) and the guide plate (3), a treatment pipe (4) is communicated between the mixing covers (5), circumferentially distributed guide openings (6) are formed in the surface of the guide plate (3), medium blocks (7) are arranged on the inner wall of each guide opening (6), and replacement assemblies are arranged on the guide plate (3).
  2. 2. The double-layer combined type smoke distribution scroll according to claim 1, wherein the bearing frame (20) is fixedly connected to the inner wall of the mounting frame (2), a connecting shaft (21) is rotatably connected to the center of the bearing frame (20) through a bearing, and fan blades (22) are fixedly connected to the outer surface of the connecting shaft (21).
  3. 3. The double-layer combined type flue gas distribution scroll according to claim 1, wherein the two mixing hoods (5) are conical, one end of each conical is large and the other end of each conical is small, and the two small ends of each conical are fixedly connected with the treatment pipe (4).
  4. 4. The double-layer combined type flue gas distribution scroll according to claim 2, wherein the connecting shaft (21) is a cylinder with one large end and one small end, the fan blades (22) are distributed on two end surfaces of the connecting shaft (21), and the small end of the connecting shaft (21) extends to the opening center of the mixing cover (5).
  5. 5. The double-layer combined type flue gas distribution scroll according to claim 1, wherein the installation groove (8) is formed in the guide plate (3), the installation disc (9) is arranged at the center of the installation groove (8), the symmetrical rotating shafts (11) are fixedly connected to the side walls of the installation disc (9), the rotating shafts (11) are rotationally connected to the center of the installation groove (8) through bearings, the replacement assembly comprises fixing frames (10) which are circumferentially distributed on the outer surface of the installation disc (9), the number of the fixing frames (10) is six, and the number of the guide openings (6) is three and is coaxially and equidistantly circumferentially distributed with the fixing frames (10).
  6. 6. The double-layer combined type flue gas distribution scroll according to claim 5, wherein the replacement assembly further comprises a support shaft (12) fixed on the end face of any rotating shaft (11), one end, far away from the rotating shaft (11), of the support shaft (12) is fixedly connected with a first bevel gear (13), the outer surface of the first bevel gear (13) is in meshed connection with a second bevel gear (14), the outer surface of the second bevel gear (14) is fixedly connected with a connecting rod (15) of which the other end extends out of the air inlet pipe (1), and the contact part of the connecting rod (15) and the air inlet pipe (1) is connected through a bearing.
  7. 7. The double-layer combined type smoke distribution scroll according to claim 6, wherein one end of the connecting rod (15) positioned outside the air inlet pipe (1) is fixedly connected with a grip (17), a thread (18) is arranged on the surface of one end of the connecting rod (15) positioned outside the air inlet pipe (1), and a fastening sleeve (19) is connected with the surface of the thread (18) in a threaded manner.
  8. 8. The double-layer combined type flue gas distribution scroll disclosed in claim 5, wherein the medium block (7) and the fixed frame (10) are both fan-shaped, the mounting groove (8) is circular, the arc-shaped outer wall of the fixed frame (10) is attached to the inner wall of the mounting groove (8), and the inner wall of the flow guiding opening (6) and the outer wall of the fixed frame (10) are both made of magnetic materials.

Description

Double-layer combined type smoke distribution volute core Technical Field The utility model relates to the technical field of smoke distributors, in particular to a double-layer combined smoke distribution volute core. Background In the solid household garbage incineration treatment process, a reaction tower is one of key equipment, a double-layer combined type flue gas distribution structure is often used, and the gas entering the tower is fully contacted and mixed with mediums such as a sprayed desulfurizing agent, a denitration catalyst and the like in a mode of leading the flue gas into an inner channel and an outer channel in a split manner to form spiral gas flow, so that the pretreatment process of gas-liquid/gas-solid two phases is completed, and the distribution uniformity and the reaction efficiency of the gas in the tower are effectively improved; However, the technology has some problems in practical application that the medium (such as limestone slurry and active carbon powder) for pretreatment is influenced by high-speed air flow flushing and gas-solid/gas-liquid severe reaction at the air inlet end, the consumption speed is far beyond expectations, when the medium storage is insufficient, shutdown depressurization operation is needed to open an overhaul port to supplement the medium, the operation mode greatly reduces the continuous operation time and the integral treatment efficiency of the equipment, and frequent start-stop of the equipment can further aggravate the mechanical abrasion of a pipeline and a volute part, so that the equipment maintenance cost is obviously increased. Based on the above, the utility model designs a double-layer combined smoke distribution scroll to solve the above problems. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model provides a double-layer combined type smoke distribution scroll. In order to achieve the above purpose, the utility model is realized by the following technical scheme: The double-layer combined type smoke distribution volute core comprises an air inlet pipe and a double-layer smoke treatment assembly arranged in the air inlet pipe, wherein the double-layer smoke treatment assembly comprises a symmetrically arranged mounting frame and a guide plate, a mixing cover is fixedly arranged on opposite surfaces of the mounting frame and the guide plate, a treatment pipe is communicated between the two mixing covers, circumferentially distributed guide openings are formed in the surface of the guide plate, medium blocks are arranged on the inner wall of the guide opening, and a replacement assembly is arranged on the guide plate; Furthermore, the inner wall fixedly connected with bearing frame of installing frame, the center department of bearing frame is connected with the connecting axle through the bearing rotation, the surface fixedly connected with flabellum of connecting axle. Furthermore, the two mixing covers are conical, one end of each conical is large, the other end of each conical is small, and the two small ends of each conical are fixedly connected with the treatment pipe. Furthermore, the connecting shaft is a cylinder with one large end and one small end, the fan blades are distributed on the two end surfaces of the connecting shaft, and the small end of the connecting shaft extends to the center of the opening of the mixing cover. Still further, the mounting groove has been seted up to the inside of guide plate, the center department of mounting groove is provided with the mounting disc, the lateral wall fixedly connected with symmetry axis of rotation of mounting disc, the axis of rotation passes through the bearing and rotates the center department of connecting at the mounting groove, replacement subassembly includes the fixed frame of circumference distribution at the mounting disc surface, the fixed frame is provided with six altogether, the water conservancy diversion mouth has seted up threely, and coaxial equidistance circumference distribution with the fixed frame. Further, the replacement assembly also comprises a support shaft fixed on the end face of any rotating shaft, The one end fixedly connected with first bevel gear of axis of rotation is kept away from to the back shaft, the surface meshing of first bevel gear is connected with the second bevel gear, the surface fixedly connected with other end of second bevel gear extends the connecting rod of intake pipe, just the connecting rod passes through the bearing connection with the intake pipe contact department. Furthermore, the handle is fixedly connected with one end of the connecting rod, which is positioned outside the air inlet pipe, and threads are formed on the surface of one end of the connecting rod, which is positioned outside the air inlet pipe, and the surface of the threads is in threaded connection with the fastening sleeve. Still further, medium piece, fixed frame are fan-shaped, the mounting groove is circular,