Coking waste gas treatment device with internal protection structure

Abstract

The utility model relates to the technical field of coking waste gas treatment, and discloses a coking waste gas treatment device with an internal protection structure, which comprises a device base, the outer surface of the upper end of the device base is fixedly connected with a treatment cylinder, and the outer wall of the treatment cylinder is detachably connected with a gas inlet pipeline. A gas suction cover is detachably connected to the outer surface of the lower end of the gas inlet pipeline, and a filtering box body is fixedly connected to the outer surface of the rear end of the device base. Then alkali liquor is atomized and sprayed into the treatment cylinder through the spraying head, and the inner wall of the treatment cylinder is cleaned while the coking waste gas is cooled, so that the probability that the coking waste gas explodes when being filtered in the treatment cylinder is reduced, the protection effect of the coking waste gas is improved, pollution to the surrounding environment is reduced, and the safety performance is improved; and a better use prospect can be brought.

Description

Technical Field

[0001] The utility model relates to the technical field of coking waste gas treatment, in particular to a coking waste gas treatment device with an internal protection structure. Background Technique

[0002] Waste gas refers to the toxic and harmful gases discharged by humans in the production and living processes. Especially in chemical plants, steel plants, pharmaceutical factories, coking plants, refineries, etc., the discharged waste gas has a strong smell, seriously pollutes the environment and affects human health. There are many types of pollutants in waste gas, and their physical and chemical properties are very complex, and the toxicity is also different. The waste gas discharged from fuel combustion contains sulfur dioxide, nitrogen oxides, hydrocarbons, etc.; due to different raw materials and processes used in industrial production, various different harmful gases and solid wastes are discharged, containing various components such as heavy metals, salts, radioactive substances; the exhaust gas emitted by automobiles contains hydrocarbons such as lead, benzene, and phenol.

[0003] However, it still has some disadvantages. For example, in the process of treating coking waste gas, due to the easy accumulation of flammable particles such as carbon black dust, and a large amount of heat is generated during the production process, the phenomenon of explosion of flammable particles such as carbon black dust is caused, affecting the surrounding environment. At the same time, the filter screen used for filtration is not convenient for disassembly and assembly, affecting the efficiency of waste gas emission.

[0004] To solve the above problems, a coking waste gas treatment device with an internal protection structure is proposed in this application. Content of the Utility Model

[0005] The purpose of the utility model is to provide a coking waste gas treatment device with an internal protection structure to solve the problems of easy explosion and inconvenient filter screen replacement in the prior art mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A coking waste gas treatment device with an internal protection structure, including a device base, the upper outer surface of the device base is fixedly connected with a treatment cylinder, the outer wall of the treatment cylinder is detachably connected with an intake pipe, the lower outer surface of the intake pipe is detachably connected with a suction hood, and the rear outer surface of the device base is fixedly connected with a filter box.

[0007] Preferably, a fan is fixedly connected to the upper outer surface of the suction hood, a filter screen is movably connected to the upper outer surface of the suction hood, a filter screen baffle is threadedly connected to the lower outer surface of the suction hood, and a limit card block is fixedly connected to one side outer surface of the filter screen baffle.

[0008] Preferably, the outer surface of the right end of the intake pipe is fixedly connected with an intake cylinder, the outer wall of the intake cylinder is fixedly connected with a jet rod, the outer surface of the right end of the intake cylinder is fixedly connected with a fixed base, and the outer wall of the intake cylinder is fixedly connected with a limit baffle.

[0009] Preferably, the outer wall of the intake cylinder is detachably connected with a limit base, the upper outer surface of the limit base is fixedly connected with a fixed baffle, the front outer surface of the limit base is fixedly connected with a liquid storage tank, the outer surface of the right end of the liquid storage tank is fixedly connected with a conversion tank, and the outer surface of the right end of the conversion tank is detachably connected with an infusion pipe.

[0010] Preferably, the rear outer surface of the limit base is fixedly connected with a crossbar base, the upper outer surface of the crossbar base is fixedly connected with an arc-shaped plate, and the inner wall of the arc-shaped plate is movably connected with a blowpipe.

[0011] Preferably, the inner wall of the treatment cylinder is fixedly connected with a fixed round rod, the inner wall of the treatment cylinder is detachably connected with an ultraviolet lamp tube, the inner wall of the treatment cylinder is detachably connected with a baffle base, the rear outer surface of the baffle base is fixedly connected with a fixed ring, and the lower outer surface of the fixed ring is detachably connected with a spray head.

[0012] Preferably, a ring baffle is slidably connected to the outer wall of the fixed round rod, a cleaning ring is fixedly connected to the front outer surface of the ring baffle, a threaded baffle is fixedly connected to the outer wall of the cleaning ring, a limit screw is threadedly connected to the inner wall of the threaded baffle, and a motor is detachably connected to the lower outer surface of the limit screw.

[0013] Preferably, the upper outer surface of the filter box body is fixedly connected with an exhaust pipe, the inner surface of one side of the filter box body is detachably connected with a first filter plate, and the rear outer surface of the first filter plate is detachably connected with a second filter plate.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] The present utility model injects an inert gas into the treatment cylinder through the provided blowpipe to mix with the waste gas sent by the jet rod, and then the spray head atomizes and sprays the alkali solution in the treatment cylinder. While cooling the coking waste gas therein, the inner wall of the treatment cylinder is cleaned, thereby reducing the probability of explosion when the coking waste gas is filtered in the treatment cylinder, reducing the pollution to the surrounding environment, and improving the safety performance.

[0016] The present utility model rotates the provided motor to make the cleaning ring rise and fall under the action of the limit screw, thereby cleaning the impurities remaining on the inner wall of the treatment cylinder to avoid blockage. The limit block is inserted into the groove at the bottom of the suction hood, and then the filter screen baffle is fixed with bolts, which is convenient for disassembling, installing and replacing the filter screen baffle. Brief Description of the Drawings

[0017] Figure 1 Fig. 1 is a schematic diagram of the overall structure of a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0018] Figure 2 Fig. 2 is a schematic diagram of the overall structure of the suction hood in a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0019] Figure 3 Fig. 3 is a schematic diagram of the overall structure of the intake cylinder in a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0020] Figure 4 Fig. 4 is a schematic diagram of the overall structure of the treatment cylinder in a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0021] Figure 5 Fig. 5 is a schematic diagram of the overall structure of the cleaning ring in a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0022] Figure 6 Fig. 6 is a schematic diagram of the overall structure of the filter box in a coking waste gas treatment device with an internal protection structure according to the present utility model;

[0023] In the figure: 1, device base; 2, treatment cylinder; 3, intake pipe; 4, suction hood; 5, filter box; 6, fan; 7, filter screen; 8, filter screen baffle; 9, limit block; 10, intake cylinder; 11, jet rod; 12, fixed base; 13, limit baffle; 14, limit base; 15, fixed baffle; 16, liquid storage tank; 17, conversion box; 18, infusion pipe; 19, cross bar base; 20, arc plate; 21, air blowing pipe; 22, fixed round rod; 23, ultraviolet lamp tube; 24, baffle base; 25, fixed ring; 26, spray head; 27, ring baffle; 28, cleaning ring; 29, threaded baffle; 30, limit screw; 31, motor; 32, exhaust pipe; 33, first filter plate; 34, second filter plate. Detailed Description of the Preferred Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0025] Please refer to Figures 1-6, the present utility model provides a technical solution: a coking waste gas treatment device with an internal protection structure, including a device base 1. The upper outer surface of the device base 1 is fixedly connected with a treatment cylinder 2. The outer wall of the treatment cylinder 2 is detachably connected with an intake pipe 3. The lower outer surface of the intake pipe 3 is detachably connected with a suction hood 4. The rear outer surface of the device base 1 is fixedly connected with a filtration box 5.

[0026] In this embodiment, as Figures 2-3 shown, a fan 6 is fixedly connected to the upper outer surface of the suction hood 4. A filter net 7 is movably connected to the upper outer surface of the suction hood 4. A filter net baffle 8 is threadedly connected to the lower outer surface of the suction hood 4. A limit card block 9 is fixedly connected to the outer surface of one side of the filter net baffle 8. By inserting the provided limit card block 9 into the groove at the bottom of the suction hood 4 and then fixing the filter net baffle 8 with bolts, it is convenient to disassemble, install and replace the filter net baffle 8. An intake cylinder 10 is fixedly connected to the outer surface of the right end of the intake pipe 3. A jet pipe 11 is fixedly connected to the outer wall of the intake cylinder 10. A fixed base 12 is fixedly connected to the outer surface of the right end of the intake cylinder 10. A limit baffle 13 is fixedly connected to the outer wall of the intake cylinder 10. A limit base 14 is detachably connected to the outer wall of the intake cylinder 10. A fixed baffle 15 is fixedly connected to the upper outer surface of the limit base 14. The limit baffle 13 and the fixed baffle 15 are connected by bolts, and the intake cylinder 10 is fixed above the limit base 14 in cooperation with the fixed base 12 to prevent its position from shifting. A liquid storage tank 16 is fixedly connected to the front outer surface of the limit base 14. A conversion tank 17 is fixedly connected to the outer surface of the right end of the liquid storage tank 16. An infusion pipe 18 is detachably connected to the outer surface of the right end of the conversion tank 17. The alkaline liquid in the liquid storage tank 16 can absorb and neutralize sulfur dioxide in the acidic gas, thereby removing part of the ammonia contained in the hydrogen sulfide gas. A crossbar base 19 is fixedly connected to the rear outer surface of the limit base 14. An arc-shaped plate 20 is fixedly connected to the upper outer surface of the crossbar base 19. A blow pipe 21 is movably connected to the inner wall of the arc-shaped plate 20. An inert gas is injected into the treatment cylinder 2 by the blow pipe 21 to mix with the waste gas sent by the jet pipe 11.

[0027] In this embodiment, as Figures 4-6As shown in the figure, a fixed round rod 22 is fixedly connected to the inner wall of the treatment cylinder 2. A ultraviolet lamp tube 23 is detachably connected to the inner wall of the treatment cylinder 2. A baffle base 24 is detachably connected to the inner wall of the treatment cylinder 2. A fixed ring 25 is fixedly connected to the outer surface of the rear end of the baffle base 24. A spray head 26 is detachably connected to the outer surface of the lower end of the fixed ring 25. The alkali solution is atomized and sprayed into the treatment cylinder 2 through the spray head 26, while cooling the coking waste gas therein, and cleaning the inner wall of the treatment cylinder 2, thereby reducing the probability of explosion when the coking waste gas is filtered in the treatment cylinder 2. A ring baffle 27 is slidably connected to the outer wall of the fixed round rod 22. A cleaning ring 28 is fixedly connected to the outer surface of the front end of the ring baffle 27. A threaded baffle 29 is fixedly connected to the outer wall of the cleaning ring 28. A limiting screw 30 is threadedly connected to the inner wall of the threaded baffle 29. A motor 31 is detachably connected to the outer surface of the lower end of the limiting screw 30. By rotating the motor 31, the cleaning ring 28 can be lifted and lowered under the action of the limiting screw 30, thereby cleaning the impurities remaining on the inner wall of the treatment cylinder 2 and avoiding blockage. A exhaust pipe 32 is fixedly connected to the outer surface of the upper end of the filter box 5. A first filter plate 33 is detachably connected to the inner surface of one side of the filter box 5. A second filter plate 34 is detachably connected to the outer surface of the rear end of the first filter plate 33. The first filter plate 33 and the second filter plate 34 are made of polyimide and glass fiber, and have good high temperature resistance and corrosion resistance, effectively filtering the impurities remaining in the waste gas.

[0028] Working principle:

[0029] During the use of the device, first, the waste gas is inhaled into the intake pipe 3 through the fan 6. The limiting block 9 is inserted into the groove at the bottom of the suction hood 4, and then the filter screen baffle 8 is fixed with bolts, which is convenient for disassembling and replacing the filter screen baffle 8. The waste gas is simply filtered by the filter screen 7. At this time, the jet rod 11 discharges the waste gas into the treatment cylinder 2. Inert gas is injected into the treatment cylinder 2 through the blow pipe 21 to mix with the waste gas sent by the jet rod 11. The alkali solution is atomized and sprayed into the treatment cylinder 2 through the spray head 26, while cooling the coking waste gas therein, and cleaning the inner wall of the treatment cylinder 2, thereby reducing the probability of explosion when the coking waste gas is filtered in the treatment cylinder 2. At this time, the gas is sterilized by the ultraviolet lamp tube 23 and enters the filter box 5. The first filter plate 33 and the second filter plate 34 are made of polyimide and glass fiber, and have good high temperature resistance and corrosion resistance, effectively filtering the impurities remaining in the waste gas. Finally, it is discharged through the exhaust pipe 32. After the waste gas is treated, the cleaning ring 28 can be lifted and lowered under the action of the limiting screw 30 by rotating the set motor 31, thereby cleaning the impurities remaining on the inner wall of the treatment cylinder 2 and avoiding blockage.

[0030] Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

Claims

1. A coking waste gas treatment device with an internal protection structure, comprising a device base (1), characterized in that: The upper outer surface of the device base (1) is fixedly connected to a processing cylinder (2), the outer wall of the processing cylinder (2) is detachably connected to an air intake pipe (3), the lower outer surface of the air intake pipe (3) is detachably connected to an air suction hood (4), the rear end outer surface of the device base (1) is fixedly connected to a filter box (5), the right end outer surface of the air intake pipe (3) is fixedly connected to an air intake cylinder (10), the outer wall of the air intake cylinder (10) is detachably connected to a limiting base (14), the rear end outer surface of the limiting base (14) is fixedly connected to a crossbar base (19), the upper outer surface of the crossbar base (19) is fixedly connected to an arc plate (20), the inner wall of the arc plate (20) is movably connected to an air blowing pipe (21), the inner wall of the processing cylinder (2) is detachably connected to the filter box (5), the right end outer surface of the air intake pipe (3) is fixedly connected to an air intake cylinder (10), the outer wall of the air intake cylinder (10) is detachably connected to a limiting base (14), the rear end outer surface of the limiting base (14) is fixedly connected to a crossbar base (19), the upper outer surface of the crossbar base (19) is fixedly connected to a curved plate (20), the inner wall of the curved plate (20) is movably connected to a blowing pipe (21), the inner wall of the processing cylinder (2) is detachably connected to the filter box (5), the right end outer surface of the air intake pipe (3) is fixedly connected to an air intake cylinder (10), the outer wall of the air intake cylinder (10) is detachably connected to the filter box (5), the right end outer surface of the air intake pipe (3) is fixedly connected to the filter box (5), the outer wall of the air intake cylinder (10) is fixedly connected to a limiting base (14), the rear end outer surface of the limiting base (14) is fixedly connected to a crossbar base A baffle base (24) is detachably connected, a fixed ring (25) is fixedly connected to the rear end outer surface of the baffle base (24), a spray head (26) is detachably connected to the lower end outer surface of the fixed ring (25), a fixed round rod (22) is fixedly connected to the inner wall of the processing cylinder (2), a purple light tube (23) is detachably connected to the inner wall of the processing cylinder (2), a circular baffle (27) is slidably connected to the outer wall of the fixed round rod (22), a cleaning ring (28) is fixedly connected to the front end outer surface of the circular baffle (27), a threaded baffle (29) is fixedly connected to the outer wall of the cleaning ring (28), the inner wall of the threaded baffle (29) is threadedly connected to a limiting screw (30), and the lower end outer surface of the limiting screw (30) is detachably connected to a motor (31).

2. The coking waste gas treatment device with an internal protection structure according to claim 1, characterized in that: The upper outer surface of the air suction hood (4) is fixedly connected to a fan (6), the upper outer surface of the air suction hood (4) is movably connected to a filter screen (7), the lower outer surface of the air suction hood (4) is threadedly connected to a filter screen baffle (8), and one side outer surface of the filter screen baffle (8) is fixedly connected to a limiting block (9).

3. The coking waste gas treatment device with an internal protection structure according to claim 1, characterized in that: The outer wall of the air intake cylinder (10) is fixedly connected to a jet rod (11), the outer surface of the right end of the air intake cylinder (10) is fixedly connected to a fixed base (12), and the outer wall of the air intake cylinder (10) is fixedly connected to a limit baffle (13).

4. The coking waste gas treatment device with an internal protection structure according to claim 1, characterized in that: The upper outer surface of the limiting base (14) is fixedly connected to a fixed baffle (15), the front outer surface of the limiting base (14) is fixedly connected to a liquid storage box (16), the right outer surface of the liquid storage box (16) is fixedly connected to a conversion box (17), and the right outer surface of the conversion box (17) is detachably connected to an infusion tube (18).

5. The coking waste gas treatment device with an internal protection structure according to claim 1, characterized in that: The upper outer surface of the filter box (5) is fixedly connected to an exhaust pipe (32), the inner surface of one side of the filter box (5) is detachably connected to a first filter plate (33), and the rear end outer surface of the first filter plate (33) is detachably connected to a second filter plate (34).

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