High-temperature melting pyrolysis flue gas purification equipment

Abstract

The utility model discloses high-temperature melting pyrolysis flue gas purification equipment, and relates to the technical field of high-temperature melting pyrolysis flue gas purification equipment, the high-temperature melting pyrolysis flue gas purification equipment comprises a base, the upper end of the base is provided with a filtering purification box, one side of the filtering purification box is provided with a gas inlet pipeline, and the other end of the gas inlet pipeline is provided with a flange; the device comprises a base, a mixing tank is arranged at the upper end of the base, a feeding port is formed in the upper end of the mixing tank, a servo motor is arranged on one side of the mixing tank, the output end of the servo motor penetrates through the mixing tank and is provided with a rotating rod, and stirring blades are arranged on the outer surface of the rotating rod. According to the high-temperature melting pyrolysis flue gas purification equipment disclosed by the utility model, an atomized desulfurizing agent can be sprayed out to react with flue gas, and meanwhile, solid products generated after the reaction in the flue gas can be filtered through the cloth bag filter screen, so that the flue gas filtering and purifying effects are better; meanwhile, the cloth bag filter screen can be conveniently cleaned through the air compressor and the air spraying pipe, and the filtering effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to high temperature molten pyrolysis flue gas purification equipment technical field, especially in high temperature molten pyrolysis flue gas purification equipment. BACKGROUND

[0002] With the enhancement of global environmental consciousness, the emission standard of atmospheric pollutants of each country is increasingly strict, and the flue gas generated in the high temperature molten pyrolysis process contains various harmful substances, and if these pollutants are directly discharged into the atmosphere, it will cause serious harm to the environment and human health.

[0003] The traditional flue gas purification method such as simple cyclone dust removal and wet scrubbing has certain limitations when treating high temperature molten pyrolysis flue gas, and cyclone dust removal is mainly used for removing large particle dust, and the removal effect of fine particulate matter and gas pollutants is limited, in order to solve the problems of the prior art, we provide a high temperature molten pyrolysis flue gas purification equipment. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a high temperature molten pyrolysis flue gas purification equipment, which can effectively solve the problems in the background art.

[0005] In order to achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0006] A high temperature molten pyrolysis flue gas purification equipment, comprising a base, a filter purification box is arranged at the upper end of the base, an air inlet pipeline is arranged at one side of the filter purification box, a flange is arranged at the other end of the air inlet pipeline, a mixing tank is arranged at the upper end of the base, a feeding port is arranged at the upper end of the mixing tank, a servo motor is arranged at one side of the mixing tank, a rotating rod is arranged at the output end of the servo motor and penetrates through the mixing tank, stirring blades are arranged on the outer surface of the rotating rod, a water pump is arranged at the upper end of the mixing tank, a liquid suction pipe is arranged at one side of the water pump, a liquid delivery pipe is arranged at the upper end of the water pump, a shunt pipe is arranged at the other end of the liquid delivery pipe, a plurality of annular shunt boxes are arranged at the other end of the shunt pipe and penetrate through the air inlet pipeline, a plurality of mist sprayers are arranged on the inner surface of the annular shunt boxes in a ring shape, a fixed plate is arranged in the filter purification box, a plurality of cloth bag filter screens are arranged at the lower end of the fixed plate, a compressed air machine is arranged at one side of the filter purification box, a plurality of air injection pipes are arranged at the output end of the compressed air machine and penetrate through the filter purification box, an exhaust port is arranged at the top of the filter purification box, a guide hopper is arranged in the filter purification box, a dust removal pipe is arranged at the lower end of the guide hopper, and an electromagnetic valve is arranged in the middle of the dust removal pipe.

[0007] Preferably, the filter purification box is detachably connected with the upper end of the base, the air inlet pipeline is welded at one side of the filter purification box and communicates with the filter purification box, and the flange is welded at the other end of the air inlet pipeline.

[0008] Preferably, the servo motor is detachably connected to one side of the mixing tank, an output end of the servo motor is provided with a shaft coupling, and the output end of the servo motor is detachably connected to the rotating rod through the shaft coupling and the mixing tank.

[0009] Preferably, the water pump is detachably connected to the upper end of the mixing tank, the liquid suction pipe is detachably connected to one side of the water pump, the other end of the liquid suction pipe is inserted into the bottom of the mixing tank, and the liquid delivery pipe is detachably connected to the upper end of the water pump.

[0010] Preferably, the shunt pipe is detachably connected to the upper end of the liquid delivery pipe, the upper end of the shunt pipe penetrates the air inlet pipe and is detachably connected to the annular shunt box, the annular shunt box is detachably connected to the air inlet pipe, and a plurality of mist nozzles are evenly and detachably connected to the inner surface of the annular shunt box.

[0011] Preferably, the fixed plate is welded in the filter purification box, the cloth bag filter screen is detachably connected to the lower end of the fixed plate, the inside of the cloth bag filter screen is in a hollow state, the compressed air machine is detachably connected to one side of the filter purification box, the output end of the compressed air machine penetrates the filter purification box and is detachably connected to a plurality of air injection pipes, the guide hopper is welded in the filter purification box, the dust removal pipe is welded to the lower end of the guide hopper, the other end of the dust removal pipe penetrates the filter purification box and communicates with the outside, and the electromagnetic valve is detachably connected to the middle part of the dust removal pipe.

[0012] Compared with the prior art, the high-temperature melting pyrolysis flue gas purification equipment has the following beneficial effects:

[0013] 1. The high-temperature melting pyrolysis flue gas purification equipment, after the flange is communicated with the air inlet pipe, the calcium hydroxide desulfurizer emulsion is injected into the mixing tank through the feed port, the rotating rod is driven to rotate by the servo motor, the plurality of stirring blades are driven to rotate, the desulfurizer emulsion is uniformly mixed, the water pump is started, the desulfurizer emulsion in the mixing tank is pumped out through the liquid suction pipe, the liquid delivery pipe and the shunt pipe are used to transport the desulfurizer emulsion into the plurality of annular shunt boxes, and finally the mist nozzles are used to atomize and spray out, at this time, the flue gas discharged from the high-temperature melting pyrolysis vaporization furnace enters the air inlet pipe, mixes with the atomized desulfurizer sprayed out of the mist nozzles, and then generates a chemical reaction to generate calcium sulfite and other solid products, thereby facilitating subsequent filtration and purification treatment of the flue gas, and the practicability is high.

[0014] 2、The high-temperature melting pyrolysis flue gas purification equipment, the solid product such as calcium sulfite in flue gas is filtered through the setting bag filter screen, the filtered flue gas reaches the emission standard, is moved upwards lastly is discharged by the exhaust port, here the solid product such as calcium sulfite filtered on the surface of bag filter screen is cleaned periodically by the setting compressed air machine and air injection pipe, the subsequent filtration purification effect is avoided to be influenced, when using, only need to start compressed air machine and send compressed air to multiple bag filter screens by air injection pipe, after the compressed air is blown into bag filter screen, the product such as calcium sulfite adsorbed on the surface of bag filter screen is blown to the guide hopper, then falls to the dust removal pipe under the guidance of guide hopper and is discharged by dust removal pipe, bag filter screen can be cleaned conveniently, and the practicality is higher. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure schematic diagram of the utility model;

[0016] Figure 2 It is the filter purification box internal structure schematic diagram of the utility model;

[0017] Figure 3 It is the mixing tank internal structure schematic diagram of the utility model;

[0018] Figure 4 It is the air inlet pipeline internal structure schematic diagram of the utility model.

[0019] In the drawing: 1, base;2, filter purification box;3, air inlet pipeline;4, flange;5, mixing tank;6, feed inlet;7, servo motor;8, rotating rod;9, stirring blade;10, water pump;11, liquid suction pipe;12, liquid delivery pipe;13, shunt pipe;14, annular shunt box;15, mist sprayer;16, fixed plate;17, bag filter screen;18, compressed air machine;19, air injection pipe;20, exhaust port;21, guide hopper;22, dust removal pipe;23, electromagnetic valve. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative characteristics, purposes and effects realized by the utility model easy to understand, the following further describes the utility model in combination with specific embodiments.

[0021] Embodiment one, as Figures 1-4As shown, a high-temperature melting pyrolysis flue gas purification device includes a base 1, the upper end of the base 1 is detachably connected to a filter purification box 2, one side of the filter purification box 2 is welded with an air intake pipe 3, and the other end of the air intake pipe 3 is welded with a flange 4, the upper end of the base 1 is detachably connected to a mixing tank 5, the upper end of the mixing tank 5 is provided with a feed port 6, one side of the mixing tank 5 is detachably connected to a servo motor 7, the output end of the servo motor 7 passes through the mixing tank 5 and is detachably connected to a rotating rod 8 through a coupling, the outer surface of the rotating rod 8 A stirring blade 9 is welded thereto, and the upper end of the mixing tank 5 is detachably connected to a water pump 10, one side of the water pump 10 is detachably connected to a liquid extraction tube 11, the upper end of the water pump 10 is detachably connected to a liquid infusion tube 12, the other end of the liquid infusion tube 12 is detachably connected to a diverter tube 13, the other end of the diverter tube 13 passes through the air intake pipe 3 and is detachably connected to a plurality of annular diverter boxes 14, the annular diverter boxes 14 are detachably connected to the air intake pipe 3, the inner surface of the annular diverter box 14 is annular and uniformly detachably connected to a plurality of mist nozzles 15.

[0022] After the exhaust port of the high-temperature melting pyrolysis vaporization furnace is connected to the air inlet pipe 3 through the flange 4, the desulfurizer emulsion such as calcium hydroxide is injected into the mixing tank 5 through the feed port 6 in proportion, and then the servo motor 7 drives the rotating rod 8 to rotate, which can drive multiple stirring blades 9 to evenly mix the desulfurizer emulsion. Then, the water pump 10 is started to extract the desulfurizer emulsion in the mixing tank 5 through the suction pipe 11, and then it is transported to multiple annular diversion boxes 14 through the infusion pipe 12 and the diversion pipe 13, and finally atomized and sprayed by multiple mist nozzles 15. At this time, the flue gas discharged from the high-temperature dissolution vaporization furnace enters the air inlet pipe 3 and passes through multiple annular diversion boxes 14. It will mix with the atomized desulfurizer sprayed from the mist nozzle 15, and then produce a chemical reaction to generate solid products such as calcium sulfite, which is convenient for subsequent filtration and purification of the flue gas.

[0023] Example 2, as Figures 1-2 As shown, a high-temperature melting pyrolysis flue gas purification equipment is provided, wherein a fixed plate 16 is welded inside the filter purification box 2, and a plurality of bag filters 17 are detachably connected to the lower end of the fixed plate 16, a compressed air machine 18 is detachably connected to one side of the filter purification box 2, and the output end of the compressed air machine 18 passes through the filter purification box 2 and is detachably connected to a plurality of jet pipes 19, an exhaust port 20 is welded on the top of the filter purification box 2, a guide bucket 21 is welded inside the filter purification box 2, a dust exhaust pipe 22 is welded to the lower end of the guide bucket 21, and a solenoid valve 23 is detachably connected to the middle of the dust exhaust pipe 22.

[0024] The solid product such as calcium sulfite in flue gas is filtered through the cloth bag filter screen 17, the filtered flue gas reaches the emission standard, moves upwards and is finally discharged from the exhaust port 20. The solid product such as calcium sulfite filtered on the outer surface of the cloth bag filter screen 17 can be cleaned periodically through the setting of the compressed air machine 18 and the air injection pipe 19, so that the subsequent filtering and purifying effect is not affected. During use, the compressed air machine 18 is started periodically to blow compressed air into the cloth bag filter screen 17 through the air injection pipe 19. The product such as calcium sulfite adsorbed on the surface of the cloth bag filter screen 17 is blown off into the guide hopper 21 after the compressed air is blown into the cloth bag filter screen 17, and then falls into the dust discharge pipe 22 under the guidance of the guide hopper 21 and is discharged from the dust discharge pipe 22. The cloth bag filter screen 17 can be conveniently cleaned.

[0025] It should be noted that the utility model is a kind of high-temperature smelting pyrolysis flue gas purification equipment, when using, flue gas exhaust of high-temperature smelting pyrolysis vaporization furnace is communicated with inlet pipeline 3 by flange 4, then calcium hydroxide etc. Desulfurizer emulsion is injected into mixing tank 5 by proportion through feed inlet 6, and is rotated by servo motor 7 driving rotating rod 8 and stirring blade 9, stirring blade 9 is uniformly mixed and stirred to the solution in mixing tank 5 when rotating, after mixing, water pump 10 is started to extract the solution in mixing tank 5 by liquid extraction pipe 11, then the solution is transported into multiple annular shunt boxes 14 by infusion tube 12 and shunt pipe 13, finally sprayed by multiple mist sprayers 15, atomized desulfurizer sprayed when flue gas passes through annular shunt box 14 mixes with flue gas and generates calcium sulfite etc. Solid, calcium sulfite solid enters into filter purification box 2 with flue gas, then flue gas passes through cloth bag filter screen 17 and moves upwards after entering into the inside and is finally discharged from exhaust port 20, and calcium sulfite etc. Solid in flue gas is adsorbed on the surface of cloth bag filter screen 17 under the filtration of cloth bag filter screen 17, so as to achieve the purification treatment of flue gas, when cloth bag filter screen 17 needs to be cleaned, compressed air is sent into air injection pipe 19 by starting compressed air machine 18, then the calcium sulfite etc. Solid adsorbed on the surface of cloth bag filter screen 17 is blown off into guide hopper 21 by the lower end of air injection pipe 19, and enters into dust discharge pipe 22 under the guidance of guide hopper 21, at this time, electromagnetic valve 23 is opened to discharge calcium sulfite solid from the other end of dust discharge pipe 22.

[0026] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-temperature melting pyrolysis flue gas purification device, comprising a base (1), characterized in that: The upper end of the base (1) is provided with a filter purification box (2), one side of the filter purification box (2) is provided with an air intake pipe (3), and the other end of the air intake pipe (3) is provided with a flange (4). The upper end of the base (1) is provided with a mixing tank (5), the upper end of the mixing tank (5) is provided with a feed port (6), one side of the mixing tank (5) is provided with a servo motor (7), the output end of the servo motor (7) passes through the mixing tank (5) and is provided with a rotating rod (8), the outer surface of the rotating rod (8) is provided with a stirring blade (9), the upper end of the mixing tank (5) is provided with a water pump (10), one side of the water pump (10) is provided with a liquid extraction pipe (11), the upper end of the water pump (10) is provided with a liquid infusion pipe (12), the other end of the liquid infusion pipe (12) is provided with a shunt pipe (13), the shunt pipe (13) is provided with a shunt pipe (14), and the shunt pipe (15) is provided with a shunt pipe (15). The other end of the flow pipe (13) passes through the air inlet pipe (3) and is provided with a plurality of annular diversion boxes (14). The inner surface of the annular diversion box (14) is evenly provided with a plurality of mist nozzles (15) in an annular shape. A fixing plate (16) is provided in the filter purification box (2). A plurality of bag filters (17) are provided at the lower end of the fixing plate (16). A compressed air machine (18) is provided on one side of the filter purification box (2). The output end of the compressed air machine (18) passes through the filter purification box (2) and is provided with a plurality of jet pipes (19). An exhaust port (20) is provided at the top of the filter purification box (2). A guide bucket (21) is provided in the filter purification box (2). A dust exhaust pipe (22) is provided at the lower end of the guide bucket (21). A solenoid valve (23) is provided in the middle of the dust exhaust pipe (22).

2. The high-temperature melting pyrolysis flue gas purification equipment according to claim 1, characterized in that: The filter purification box (2) is detachably connected to the upper end of the base (1); the air intake pipe (3) is welded to one side of the filter purification box (2) and communicates with the inside of the filter purification box (2); and the flange (4) is welded to the other end of the air intake pipe (3).

3. The high-temperature melting pyrolysis flue gas purification equipment according to claim 1, characterized in that: The servo motor (7) is detachably connected to one side of the mixing tank (5); a coupling is provided at the output end of the servo motor (7); the output end of the servo motor (7) passes through the mixing tank (5) and is detachably connected to the rotating rod (8) via the provided coupling; the stirring blade (9) is welded to the outer surface of the rotating rod (8).

4. The high-temperature melting pyrolysis flue gas purification equipment according to claim 1, characterized in that: The water pump (10) is detachably connected to the upper end of the mixing tank (5), the liquid extraction pipe (11) is detachably connected to one side of the water pump (10), the other end of the liquid extraction pipe (11) is inserted into the bottom of the mixing tank (5), and the liquid delivery pipe (12) is detachably connected to the upper end of the water pump (10).

5. The high-temperature melting pyrolysis flue gas purification equipment according to claim 1, characterized in that: The shunt pipe (13) is detachably connected to the upper end of the infusion pipe (12), and the upper end of the shunt pipe (13) passes through the air intake pipe (3) and is detachably connected to the annular shunt box (14). The annular shunt box (14) is detachably connected to the air intake pipe (3), and the plurality of mist nozzles (15) are detachably connected to the inner surface of the annular shunt box (14) in an annular shape.

6. The high-temperature melting pyrolysis flue gas purification equipment according to claim 1, characterized in that: The fixing plate (16) is welded in the filter purification box (2), the bag filter (17) is detachably connected to the lower end of the fixing plate (16), the bag filter (17) is hollow inside, the compressed air machine (18) is detachably connected to one side of the filter purification box (2), the output end of the compressed air machine (18) passes through the filter purification box (2) and is detachably connected to a plurality of jet pipes (19), the guide bucket (21) is welded in the filter purification box (2), the dust exhaust pipe (22) is welded to the lower end of the guide bucket (21), the other end of the dust exhaust pipe (22) passes through the filter purification box (2) and communicates with the outside world, and the solenoid valve (23) is detachably connected to the middle of the dust exhaust pipe (22).

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