Flue gas dust removal equipment for preventing and treating atmospheric pollution

Abstract

The utility model relates to the technical field of dust removal equipment, in particular to flue gas dust removal equipment for preventing and controlling atmospheric pollution, which is characterized in that an exhaust pipe is arranged at the top end of a top cover, a water inlet pipe and a gas inlet pipe are arranged on one side of a tank body, the gas inlet pipe is positioned below the water inlet pipe, and a blow-off pipe is arranged at the lower end of the tank body; a shell is fixedly arranged in the tank body, a vertical pipe is rotationally arranged in the middle of the shell, the top end of the vertical pipe is inserted into a water inlet pipe and rotationally connected with the water inlet pipe, a mode of combining an atomizing nozzle and a filter plate is adopted, a water curtain formed by the atomizing nozzle can adsorb a large amount of dust, and the filter plate further filters small particles; the dust removal efficiency is greatly improved, the emission of atmospheric pollutants is effectively reduced, the replacement period of the filter plate can be prolonged, and the maintenance cost of equipment is reduced.

Description

Technical Field

[0001] This utility model relates to the field of dust removal equipment technology, specifically to a flue gas dust removal device for air pollution control. Background Technology

[0002] Air pollution is a phenomenon in which certain substances enter the atmosphere due to human activities or natural processes, reach sufficient concentrations for a sufficient period of time, and thus endanger human comfort, health and welfare or the environment. In the process of chemical production, a large amount of flue gas is generated. In order to avoid environmental pollution from flue gas, it is necessary to treat the flue gas before it is released. Flue gas dust removal is one of the steps in flue gas treatment.

[0003] However, most dust removal equipment currently in use uses a single filter plate for dust removal, which leads to the need to frequently replace filter cartridges or filter bags during the dust removal process. The short replacement cycle increases the maintenance cost of the equipment. Utility Model Content

[0004] (a) Technical problems to be solved

[0005] In view of the shortcomings of the existing technology, this utility model provides a flue gas dust removal device for air pollution control.

[0006] (II) Technical Solution

[0007] To achieve the above objectives, this utility model provides the following technical solution: a flue gas dust removal device for air pollution control, comprising a tank and a top cover. The top cover is located above the tank and is fixed to the tank by a bent rod. An annular frame is provided between the top cover and the tank, and a fixing frame is provided inside the annular frame. A filter plate is provided on the fixing frame. An exhaust pipe is provided at the top of the top cover. A water inlet pipe and an air inlet pipe are provided on one side of the tank. The air inlet pipe is located below the water inlet pipe. A sewage discharge pipe is provided at the lower end of the tank. A shell is fixedly installed inside the tank. A vertical tube is rotatably installed in the middle part of the shell. The top of the vertical tube is inserted into the water inlet pipe and rotatably connected to it. Multiple nozzles are provided at the bottom of the vertical tube. The water inlet pipe, the vertical tube, and the nozzles are connected. A first bevel gear is provided on the vertical tube, located inside the shell, and the vertical tube passes through the first bevel gear. A motor is fixedly installed on one side of the tank. The output end of the motor is provided with a rotating shaft inserted into the tank. One end of the rotating shaft is provided with a second bevel gear that meshes with the first bevel gear.

[0008] To facilitate assembly of the fixing bracket within the annular frame, the present invention is improved by fixing the fixing bracket inside the annular frame with screws.

[0009] In order to make the filter plate convenient to replace, the utility model discloses the improvement has, the rear end of annular frame is equipped with the positioning shaft in the inside bent pole and is connected with the bent pole rotation, the front end of annular frame is equipped with the poking block, the front end of top cover is equipped with the side block, be equipped with the limiting rod of the side block through poking block.

[0010] In order to make the limiting rod installation more firm, the utility model discloses the improvement has, the limiting rod is connected with the side block screw thread.

[0011] Further, the utility model discloses the improvement has, the spray head adopts atomizing spray head, and the motor adopts servo motor.

[0012] (Three) beneficial effects

[0013] Compared with the prior art, the utility model provides a flue gas dust removal equipment for air pollution prevention and treatment, has the following beneficial effects:

[0014] The atomizing spray head and the filter plate are combined, the water curtain formed by the atomizing spray head can adsorb a large amount of dust, the filter plate further filters the fine particles, greatly improves the dust removal efficiency, effectively reduces the air pollutant emission, can prolong the replacement cycle of the filter plate, and reduces the maintenance cost of the equipment.

[0015] The annular frame can rotate, the filter plate is conveniently taken out between the tank body and the top cover, and the filter plate is conveniently replaced through the screw fixing mode. DETAILED DESCRIPTION

[0016] Figure 1 It is the first perspective three-dimensional structure schematic view of the utility model;

[0017] Figure 2 It is the side view of the utility model; Figure 1

[0018] Figure 3 It is the assembly drawing of the fixed frame in the utility model;

[0019] Figure 4 It is the internal structure schematic view of the tank body in the utility model;

[0020] In the drawing: 1, tank body; 2, top cover; 3, bent pole; 4, annular frame; 5, positioning shaft; 6, poking block; 7, side block; 8, limiting rod; 9, exhaust pipe; 10, air inlet pipe; 11, blowdown pipe; 12, water inlet pipe; 13, shell; 14, vertical pipe; 15, spray head; 16, motor; 17, rotating shaft; 18, fixed frame. DETAILED DESCRIPTION

[0021] ​Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-4 The utility model discloses a flue gas dust removal equipment for atmospheric pollution prevention and treatment, including jar body 1 and top cap 2, top cap 2 is located the top of jar body 1, just top cap 2 with jar body 1 passes through the fixed bending bar 3, be equipped with annular frame 4 between top cap 2 and jar body 1, be equipped with fixed frame 18 in annular frame 4, be equipped with filter plate on fixed frame 18, the top of top cap 2 is equipped with exhaust pipe 9, one side of jar body 1 is equipped with water inlet pipe 12 and air inlet pipe 10, air inlet pipe 10 is located below water inlet pipe 12, the lower extreme of jar body 1 is equipped with blowdown pipe 11, the inside fixed setting shell 13 of jar body 1, the middle part rotation setting stand pipe 14 of shell 13, the top end of stand pipe 14 inserts into the inside and is rotatably connected with water inlet pipe 12, the bottom of stand pipe 14 is equipped with a plurality of spray head 15, water inlet pipe 12, stand pipe 14 and spray head 15 are communicated, be equipped with the first bevel gear in the inside of shell 13 on stand pipe 14, just stand pipe 14 penetrates the first bevel gear, one side fixed setting motor 16 of jar body 1, the output of motor 16 is equipped with the rotating shaft 17 of inserting into the inside of jar body 1, one end of rotating shaft 17 is equipped with the second bevel gear of meshing with the first bevel gear.

[0023] The fixed frame 18 is fixed in the inside of the annular frame 4 by screws, and the fixed frame 18 can be easily disassembled and assembled on the annular frame 4 by the screw fixing mode.

[0024] When the filter plate needs to be replaced after being used for a period of time, the rear end of the annular frame 4 is provided with a positioning shaft 5 located in the inside of the bending bar 3 and rotatably connected with the bending bar 3, the front end of the annular frame 4 is provided with a poking block 6, the front end of the top cap 2 is provided with a side block 7, and the side block 7 is provided with a limiting rod 8 penetrating the poking block 6.

[0025] In the embodiment, the limiting rod 8 is threadedly connected with the side block 7, and the limiting rod 8 can be more firmly installed by the threadedly connected mode.

[0026] In the embodiment, the spray head 15 is an atomizing spray head, and the motor 16 is a servo motor.

[0027] Place the tank 1 in a predetermined position, make sure it is stable, fix the top cover 2 above the tank 1 through the bent rod 3, install the ring-shaped frame 4 between the top cover 2 and the tank 1, make the rear end of the ring-shaped frame 4 rotate with the bent rod 3 through the positioning shaft 5, install the filter plate on the fixed frame 18, and then fix the fixed frame 18 in the ring-shaped frame 4 through screws to complete the assembly of the filter plate.

[0028] Install the water inlet pipe 12 and the air inlet pipe 10 on one side of the tank 1 respectively, make sure the air inlet pipe 10 is below the water inlet pipe 12 and is connected tightly without leakage, install the sewage pipe 11 at the lower end of the tank 1 to ensure smooth sewage, and fix the shell 13 inside the tank 1, and rotate the vertical pipe 14 and set it in the middle part of the shell 13, so that the top end of the vertical pipe 14 is inserted into the water inlet pipe 12 and is connected rotatably to ensure that water can flow smoothly into the vertical pipe 14.

[0029] Specifically, the negative pressure air suction equipment is arranged at the exhaust pipe 9, so that the flue gas can be smoothly discharged to the designated position through the air inlet pipe 10 at the exhaust pipe 9.

[0030] Start the motor 16, the motor 16 drives the rotating shaft 17 to rotate, and then drives the second bevel gear to rotate, and drives the first bevel gear to rotate through gear meshing, so that the vertical pipe 14 rotates in the shell 13, water is introduced from the water inlet pipe 12, and the water is sprayed from the multiple atomizing nozzles at the bottom end of the vertical pipe 14 to form an atomized water curtain, the flue gas containing pollutants enters the tank 1 from the air inlet pipe 10, and fully contacts the atomized water curtain during the rising process, the dust and other pollutants in the flue gas are adsorbed and settled by the water mist, the preliminarily purified flue gas continues to rise, is further filtered through the filter plate to remove the remaining small particle impurities, and the purified flue gas is discharged from the exhaust pipe 9 at the top end of the top cover 2, while the settled sewage and impurities are discharged from the tank 1 through the sewage pipe 11.

[0031] Periodically check whether the connection between each pipe is loose or leaks, and tighten and repair it in time if necessary.

[0032] When the filter plate needs to be replaced, unscrew the screws on the fixed frame 18, take out the fixed frame 18 from the ring-shaped frame 4, and then reinstall it after replacing the filter plate.

[0033] By pushing the push block 6 at the front end of the ring-shaped frame 4, the ring-shaped frame 4 is rotated around the positioning shaft 5, the angle of the ring-shaped frame 4 is adjusted, the ring-shaped frame 4 is taken out between the tank 1 and the top cover 2, and the filter plate and other components are checked and maintained.

[0034] High-efficiency dust removal: the combination of atomizing nozzles and filter plates can adsorb a large amount of dust, and the filter plate can further filter small particles, greatly improving the dust removal efficiency and effectively reducing the emission of atmospheric pollutants.

[0035] Structure stability: the top cover 2 is fixed with the tank body 1 through the bending rod 3, the annular frame 4 is rotatably connected with the bending rod 3 through the positioning shaft 5, and is limited through the limiting rod 8, the overall structure is stable and reliable, and the safety of the equipment in the running process is ensured.

[0036] Power controllable: the servo motor is adopted, the rotating speed of the vertical pipe 14 can be accurately controlled, the water spraying effect and range of the atomizing nozzle can be adjusted according to the actual working condition, and the adaptability and energy saving of the equipment are improved.

[0037] Tank body 1: generally cylindrical, with a certain height and volume, to accommodate the dust removal components inside and provide enough space for the flue gas to fully contact with the water mist.

[0038] Top cover 2: the shape is matched with the tank body 1, generally circular and with a certain arc, and an exhaust pipe 9 is arranged at the top end for discharging the flue gas after purification.

[0039] Annular frame 4: annular, the rear end is provided with a positioning shaft 5 rotatably connected with the bending rod 3, and the front end is provided with a knob 6 for adjusting the angle.

[0040] Fixed frame 18: according to the shape of the filter plate, generally frame structure, can firmly fix the filter plate, connected with the annular frame 4 through screws.

[0041] Filter plate: generally flat or corrugated, with good filtering performance, can effectively intercept the tiny particles in the flue gas.

[0042] Vertical pipe 14: long pipe shape, the top end is rotatably connected with the water inlet pipe 12, the bottom end is provided with a plurality of nozzles 15, and the middle part is provided with a first bevel gear meshing with a second bevel gear.

[0043] Bending rod 3: curved shape, used for connecting the top cover 2 and the tank body 1, providing stable support.

[0044] Limiting rod 8: slender cylindrical body, one end is threadedly connected with the side block 7, the other end penetrates the knob 6, and plays a role in limiting the rotating angle of the annular frame 4.

[0045] Side block 7: generally block structure, fixed at the front end of the top cover 2, used for installing the limiting rod 8.

[0046] In the description of the text, it needs to be explained that the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0047] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application.

Claims

1. An atmospheric pollution prevention and treatment flue gas dust removal equipment, comprising a tank body (1) and a top cover (2), the top cover (2) is located above the tank body (1), and the top cover (2) and the tank body (1) are fixed by a bent rod (3), an annular frame (4) is arranged between the top cover (2) and the tank body (1), a fixing frame (18) is arranged in the annular frame (4), and a filter plate is arranged on the fixing frame (18), characterized in that: The top end of the top cover (2) is provided with an exhaust pipe (9), one side of the tank body (1) is provided with a water inlet pipe (12) and an air inlet pipe (10), the air inlet pipe (10) is below the water inlet pipe (12), the lower end of the tank body (1) is provided with a sewage pipe (11), the inside of the tank body (1) is fixedly provided with a shell (13), the middle part of the shell (13) is rotatably provided with a vertical pipe (14), the top end of the vertical pipe (14) is inserted into the inside of the water inlet pipe (12) and is rotatably connected with the water inlet pipe (12), the bottom end of the vertical pipe (14) is provided with a plurality of spray heads (15), the water inlet pipe (12), the vertical pipe (14) and the spray heads (15) are communicated, the vertical pipe (14) is provided with a first bevel gear inside the shell (13), and the vertical pipe (14) penetrates the first bevel gear, one side of the tank body (1) is fixedly provided with a motor (16), the output end of the motor (16) is provided with a rotating shaft (17) inserted into the inside of the tank body (1), one end of the rotating shaft (17) is provided with a second bevel gear engaged with the first bevel gear. ​ 2. The flue gas dust removal equipment for preventing air pollution according to claim 1, characterized in that: The fixing frame (18) is fixed in the inside of the annular frame (4) by screws.

3. The flue gas dust removal equipment for preventing air pollution according to claim 2, characterized in that: The rear end of the annular frame (4) is provided with a positioning shaft (5) inside and rotatably connected with the bent rod (3), the front end of the annular frame (4) is provided with a push block (6), the front end of the top cover (2) is provided with a side block (7), the side block (7) is provided with a limiting rod (8) penetrating the push block (6).

4. The flue gas dust removal equipment for preventing air pollution according to claim 3, characterized in that: The limiting rod (8) is threadedly connected with the side block (7).

5. The flue gas dust removal equipment for preventing air pollution according to claim 4, characterized in that: The spray head (15) is an atomizing spray head.

6. The flue gas dust removal equipment for preventing air pollution according to claim 5, characterized in that: The motor (16) is a servo motor.

Images