Double-circulation desulfurization and dust removal integrated device

Abstract

The utility model relates to the technical field of desulfurization, denitrification and dust removal, and provides a double-circulation desulfurization and dust removal integrated device which comprises a shell and an air inlet pipeline arranged at the top of the shell, an air inlet filtering assembly arranged at the top of the shell and the air inlet pipeline, and a spraying treatment assembly arranged in the shell. The purification exhaust assembly is arranged at the bottom in the shell, the air inlet filtering assembly comprises a pair of supports, the supports are fixed to the top of the shell, the upper ends of the supports are connected with a filtering box in an inserted mode, a filtering net and an activated carbon plate are installed in the side surface of the filtering box, and the bottom of the filtering box is movably connected with a butt joint pipeline in a sleeved mode. By means of the technical scheme, the problems that in the prior art, when desulfurization, denitrification and dust removal are conducted on waste gas, the desulfurization, denitrification and dust removal effects are poor, the filter screen is blocked after long-time use, the filtering effect is affected, replacement is needed, and the replacement effect is poor during replacement are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization, denitration and dust removal, and specifically to a double-circulation desulfurization and dust removal integrated device. Background Art

[0002] Flue gas accounts for the majority of industrial pollutant emissions. Flue gas desulfurization, denitrification and dust removal are important links in flue gas treatment. Theoretical and technical research on flue gas desulfurization, denitrification and dust removal has a history of several decades. It can be said that the relevant theoretical and technical reserves are quite mature. However, in actual use, it is often difficult to take into account the process, cost and removal effect.

[0003] A method for flue gas dust removal, desulfurization and denitrification is disclosed in the Chinese utility model patent application disclosure CN201210304751.3. At present, when the exhaust gas is desulfurized, denitrated and dusted, the desulfurization, denitrification and dust removal effect is poor, and long-term use will cause the filter to be blocked and affect the filtering effect, and it needs to be replaced. When replaced, the replacement effect is poor.

[0004] Therefore, improvements are made to address the above problems. Utility Model Content

[0005] The utility model proposes a dual-circulation integrated desulfurization and dust removal device, which solves the problem in the related technology that when desulfurization, denitrification and dust removal are currently carried out on exhaust gas, the desulfurization, denitrification and dust removal effects are poor, and long-term use will cause the filter screen to be blocked, affecting the filtering effect and requiring replacement, and the replacement effect is poor when replaced.

[0006] The technical solution of the utility model is as follows: a double-circulation desulfurization and dust removal integrated device, characterized in that it includes

[0007] A housing and an air intake duct, wherein the air intake duct is arranged on the top of the housing;

[0008] An air intake filter assembly, the air intake filter assembly being arranged on the housing and on the top of the air intake duct;

[0009] a spray treatment assembly, the spray treatment assembly being disposed inside the housing;

[0010] A purification exhaust component, wherein the purification exhaust component is arranged at the bottom of the housing;

[0011] The air intake filter assembly includes a pair of brackets, which are fixed on the top of the shell. The upper ends of the brackets are plugged into a filter box, and a filter screen and an activated carbon plate are installed in the side surface of the filter box. The bottom of the filter box is movably connected to a docking pipe.

[0012] As a further technical solution, an inner partition is provided inside the filter box, a plurality of round rods are fixedly connected between the inner partition and the inner bottom surface of the filter box, the docking pipe is slidably connected to the round rods, a support spring is sleeved on the outside of the round rods, and the docking pipe is sleeved on the upper end of the air intake pipe.

[0013] As a further technical solution, the spray treatment assembly includes a main pipeline, which is arranged on the side surface of the shell, a plurality of dispersion pipelines are installed inside the shell, a plurality of nozzles are installed at the bottom of the dispersion pipelines, and a desulfurizer layer and a limestone plate are arranged inside the shell.

[0014] As a further technical solution, a pair of outer covers are provided on the side surface of the shell, a driving motor is provided on the side surface of the outer cover, a fan blade is connected to the output end of the driving motor, the fan blade is located in the outer cover, and a filter mesh hole is opened on the top of the outer cover.

[0015] As a further technical solution, the exhaust purification component includes a defogger fin, which is arranged in the outer shell, a partition is arranged in the outer shell, a plurality of air holes are opened on the surface of the partition, a material change port is arranged on the side surface of the outer shell, a feed port is arranged on the outer surface of the outer shell, a sealing cover is mounted on the outside of the feed port, and an exhaust pipe and a drainage pipe are respectively arranged on the outer side surfaces of the outer shell.

[0016] As a further technical solution, the desulfurizer layer and the limestone plate adopt a detachable plug-in installation structure.

[0017] As a further technical solution, the partition is fixed at an inclined angle as a whole, and a baffle is provided at the bottom of the partition.

[0018] As a further technical solution, a bonding layer is provided on the inner surface of the docking pipe, and the docking pipe is connected to the air intake pipe sealing sleeve.

[0019] The working principle and beneficial effects of the utility model are:

[0020] 1. The utility model is provided with an air intake filter assembly. Through the interaction of structures such as a bracket, a filter box, a filter screen, a movable carbon plate and a docking pipe, the filter box can be quickly connected to and disassembled from the air intake pipe in a retractable manner through the docking pipe. The structural connection method is simple and has strong sealing performance, which saves the operation time of replacing the filter box.

[0021] 2. The utility model is provided with a purified exhaust assembly. Through the interaction of structures such as demisting fins, partitions, air holes, material change ports and feed ports, a large amount of fillers can be placed on the top of the partition to adsorb the gas. The fillers can be quickly replaced through the material change port and the feed port. After the material change port is opened, the gas is automatically discharged outward through the inclination angle of the partition, which can save a lot of time for replacing the fillers. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 This is the axonometric drawing of the utility model;

[0025] Figure 3 It is a cross-sectional view of the utility model;

[0026] Figure 4 This is an axonometric sectional view of the utility model;

[0027] Figure 5 For the utility model Figure 1 A partial enlarged view of part A;

[0028] Figure 6 For the utility model Figure 3 A partial enlarged view of part B;

[0029] In the figure: 1. Shell; 2. Air intake duct; 3. Air intake filter assembly; 3-1. Bracket; 3-2. Filter box; 3-3. Filter screen; 3-4. Activated carbon plate; 3-5. Docking pipe; 3-6. Inner partition; 3-7. Round rod; 3-8. Support spring; 4. Spray treatment assembly; 4-1. Main pipeline; 4-2. Dispersion pipeline; 4-3. Nozzle; 4-4. Desulfurizer layer; 4-5. Limestone plate; 4-6. Outer cover; 4-7. Drive motor; 4-8. Fan blade; 4-9. Filter mesh; 5. Purification exhaust assembly; 5-1. Demisting fin; 5-2. Partition; 5-3. Air hole; 5-4. Refueling port; 5-5. Feed port; 5-6. Sealing cover; 5-7. Exhaust duct; 5-8. Drainage pipe; 6. Baffle; 7. Bonding layer. DETAILED DESCRIPTION

[0030] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] like Figure 1 to Figure 6 As shown, this embodiment proposes a dual-circulation desulfurization and dust removal integrated device, including

[0032] A housing 1 and an air intake duct 2, wherein the air intake duct 2 is arranged on the top of the housing 1;

[0033] An air intake filter assembly 3, the air intake filter assembly 3 is arranged on the housing 1 and the top of the air intake pipe 2;

[0034] A spray treatment component 4, which is arranged inside the housing 1;

[0035] A purification exhaust component 5, which is arranged at the bottom of the housing 1;

[0036] The air intake filter assembly 3 includes a pair of brackets 3-1, the brackets 3-1 are fixed on the top of the outer shell 1, the upper end of the brackets 3-1 is plugged and connected with a filter box 3-2, the side surface of the filter box 3-2 is installed with a filter screen 3-3 and an activated carbon plate 3-4, the bottom of the filter box 3-2 is movably connected with a docking pipe 3-5, an inner partition 3-6 is arranged inside the filter box 3-2, a plurality of round rods 3-7 are fixedly connected between the inner partition 3-6 and the inner bottom surface of the filter box 3-2, the docking pipe 3-5 is slidably connected with the round rod 3-7, the outside of the round rod 3-7 is connected with a support spring 3-8, and the docking pipe 3-5 is sleeved on the upper end of the intake pipe 2.

[0037] In this embodiment, in order to achieve the effect of dust removal and filtration of the incoming gas, an air intake filter assembly 3 is designed. Two brackets 3-1 are arranged on the top of the outer shell 1, located on both sides of the air intake pipe 2. The upper end of the bracket 3-1 is plugged and connected with a filter box 3-2, and a retractable docking pipe 3-5 is arranged at the bottom of the filter box 3-2. The interior of the filter box 3-2 is provided with an inner partition 3-6 and fixed with a plurality of round rods 3-7. The round rods 3-7 are movably connected with the docking pipe 3-5. A supporting spring 3-8 is arranged on the round rod 3-7. The elastic force of the supporting spring 3-8 makes the docking pipe 3-5 extend downward and connect with the air intake pipe 2. The top of the filter box 3-2 is connected to the air supply equipment. The filter box 3-2 can be disassembled and replaced by shrinking the docking pipe 3-5. Activated carbon plates and activated carbon plates 3-4 are arranged inside for preliminary filtration treatment.

[0038] Furthermore, the spray treatment component 4 includes a main pipeline 4-1, which is arranged on the side surface of the outer shell 1, and a plurality of dispersion pipelines 4-2 are installed inside the outer shell 1. A plurality of nozzles 4-3 are installed at the bottom of the dispersion pipeline 4-2. A desulfurizer layer 4-4 and a limestone plate 4-5 are arranged inside the outer shell 1. A pair of outer covers 4-6 are arranged on the side surface of the outer shell 1, and a driving motor 4-7 is arranged on the side surface of the outer cover 4-6. The output end of the driving motor 4-7 is connected to the fan blade 4-8, and the fan blade 4-8 is located in the outer cover 4-6. A filter net 3-3 hole is opened on the top of the outer cover 4-6.

[0039] In this embodiment, in order to achieve the effect of enhancing the desulfurization treatment by spraying, a spray treatment component 4 is designed, a main pipeline 4-1 is arranged outside the shell 1, a plurality of dispersed pipelines 4-2 are arranged inside the shell 1 and all are connected to the main pipeline 4-1, a plurality of nozzles 4-3 are arranged at the bottom of each dispersed pipeline 4-2, which can be atomized and covered downward, and the incoming gas is covered with water mist, a desulfurizer layer 4-4 and a limestone plate 4-5 are installed inside the shell 1, and the gas penetrates downward after being attached by water, and it will be a mist gas after penetration, an outer cover 4-6 is arranged on one side of the shell 1, a driving motor 4-7 is fixed on the surface, a fan blade 4-8 is rotated inside and is connected to the output end of the driving motor 4-7, a filter mesh 3-3 hole is arranged on the top of the outer cover 4-6, and the fan blade 4-8 blows air into the inside of the shell 1 to empty the internal gas and assist in cleaning.

[0040] Furthermore, the purified exhaust component 5 includes a demisting fin 5-1, which is arranged in the outer shell 1. A partition 5-2 is arranged in the outer shell 1, and a plurality of air holes 5-3 are opened on the surface of the partition 5-2. A material exchange port 5-4 is arranged on the side surface of the outer shell 1, and a feed port 5-5 is arranged on the outer surface of the outer shell 1. A sealing cover 5-6 is mounted on the outside of the feed port 5-5. An exhaust pipe 5-7 and a drainage pipe 5-8 are respectively arranged on the outer side surfaces of the outer shell 1.

[0041] In this embodiment, in order to achieve the effect of adsorption treatment of the atomized gas in the future, a purified exhaust component 5 is designed, and a demisting fin 5-1 is arranged inside the outer shell 1 for demisting, and a partition 5-2 is also arranged inside. The surface of the partition 5-2 is provided with air holes 5-3, and the partition 5-2 is used to place the filler for adsorption. A feed port 5-5 is arranged on the outside of the outer shell 1 and is covered with a sealing cover 5-6. The filler can be replenished at the feed port 5-5. A refueling port 5-4 is arranged on the other side surface, which can be opened to clean out the unusable filler. An exhaust pipe 5-7 is arranged on the side surface of the outer shell 1 for discharging the finally treated gas, and a drainage pipe 5-8 is also arranged to discharge the waste water.

[0042] Furthermore, the desulfurizer layer 4-4 and the limestone plate 4-5 adopt a detachable plug-in installation structure.

[0043] In this embodiment, the desulfurizing agent layer 4 - 4 and the limestone plate 4 - 5 can be replaced at any time by using a connection method that can be pulled outward.

[0044] Furthermore, the partition 5 - 2 is fixed at an inclined angle as a whole, and a baffle 6 is provided at the bottom of the partition 5 - 2 .

[0045] In this embodiment, the inclined partition 5-2 allows the filler to roll outward at the inclined angle when cleaning the filler, which is convenient for cleaning. The baffle 6 is used to block water vapor.

[0046] Furthermore, a bonding layer 7 is provided on the inner surface of the docking pipe 3 - 5 , and the docking pipe 3 - 5 is connected to the air intake pipe 2 in a sealing sleeve.

[0047] In this embodiment, a raised fitting layer 7 is added inside the docking pipe 3 - 5 so that the docking pipe 3 - 5 can achieve a sealing fit with the air intake pipe 2 .

[0048] When desulfurization and dust removal are required, the filter box 3-2 is connected to the exhaust equipment, the docking pipe 3-5 is retracted into the filter box 3-2, and then inserted into the bracket 3-1 and fixed, the docking pipe 3-5 is loosened, and the docking pipe 3-5 is pushed by the elastic force of the support spring 3-8 to be sleeved on the top of the intake pipe 2, and the sealing effect between the intake pipe 2 and the main pipe 4-1 is increased by the internal bonding layer 7. The main pipe 4-1 is connected to the water supply equipment. When the intake air enters through the filter box 3-2, it will be initially filtered through the filter screen 3-3 and the activated carbon plate 3-4, and the water supply equipment is started. The nozzle 4-3 at the bottom of the dispersion pipe 4-2 covers the spray downward, covers the gas with water, and then continues to move downward after being treated by the desulfurizer layer 4-4 and the limestone plate 4-5, and is defogged by the demisting fin 5-1. The bottom partition 5-2 is used to place fillers, and finally purified by the fillers and discharged from the exhaust pipe 5-7. The water is concentrated at the bottom of the shell 1 and can be discharged through the drainage pipe 5-8.

[0049] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dual-circulation desulfurization and dust removal integrated device, characterized in that: include A housing (1) and an air intake duct (2), wherein the air intake duct (2) is arranged on the top of the housing (1); An air intake filter assembly (3), the air intake filter assembly (3) being arranged on the housing (1) and on the top of the air intake pipe (2); A spray processing component (4), wherein the spray processing component (4) is arranged inside the housing (1); A purification exhaust component (5), wherein the purification exhaust component (5) is arranged at the bottom of the housing (1); The air intake filter assembly (3) comprises a pair of brackets (3-1), the brackets (3-1) are fixed to the top of the housing (1), the upper ends of the brackets (3-1) are plugged and connected to a filter box (3-2), a filter screen (3-3) and an activated carbon plate (3-4) are installed in the side surface of the filter box (3-2), and the bottom of the filter box (3-2) is movably connected to a docking pipe (3-5); The purified exhaust component (5) comprises a demisting fin (5-1), the demisting fin (5-1) is arranged in the shell (1), a partition (5-2) is arranged in the shell (1), a surface of the partition (5-2) is provided with a plurality of air holes (5-3), a side surface of the shell (1) is provided with a material exchange port (5-4), an outer surface of the shell (1) is provided with a feed port (5-5), a sealing cover (5-6) is sleeved on the outside of the feed port (5-5), and an exhaust pipe (5-7) and a drainage pipe (5-8) are respectively arranged on the outer side surfaces of the shell (1).

2. A dual-circulation desulfurization and dust removal integrated device according to claim 1, characterized in that: An inner partition (3-6) is provided inside the filter box (3-2); a plurality of round rods (3-7) are fixedly connected between the inner partition (3-6) and the inner bottom surface of the filter box (3-2); the docking pipe (3-5) is slidably sleeved connected to the round rods (3-7); a support spring (3-8) is sleeved outside the round rods (3-7); and the docking pipe (3-5) is sleeved on the upper end of the air intake pipe (2).

3. A dual-circulation desulfurization and dust removal integrated device according to claim 1, characterized in that: The spray treatment assembly (4) comprises a main pipeline (4-1), the main pipeline (4-1) is arranged on the side surface of the shell (1), a plurality of dispersion pipelines (4-2) are installed inside the shell (1), a plurality of nozzles (4-3) are installed at the bottom of the dispersion pipeline (4-2), and a desulfurization agent layer (4-4) and a limestone plate (4-5) are arranged inside the shell (1).

4. A dual-circulation desulfurization and dust removal integrated device according to claim 3, characterized in that: A pair of outer covers (4-6) are provided on the side surface of the shell (1), a driving motor (4-7) is provided on the side surface of the outer cover (4-6), a fan blade (4-8) is connected to the output end of the driving motor (4-7), the fan blade (4-8) is located in the outer cover (4-6), and a filter screen (3-3) hole is opened on the top of the outer cover (4-6).

5. A dual-circulation desulfurization and dust removal integrated device according to claim 3, characterized in that: The desulfurizing agent layer (4-4) and the limestone plate (4-5) adopt a detachable plug-in installation structure.

6. A dual-circulation desulfurization and dust removal integrated device according to claim 1, characterized in that: The partition (5-2) is fixed at an inclined angle as a whole, and a baffle (6) is provided at the bottom of the partition (5-2).

7. A dual-circulation desulfurization and dust removal integrated device according to claim 2, characterized in that: The inner surface of the docking pipe (3-5) is provided with a bonding layer (7), and the docking pipe (3-5) is sealed and sleeve-connected to the air intake pipe (2).

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