Plasma sulfur removal device for industrial waste gas

Abstract

The utility model discloses a plasma desulfurization device for industrial waste gas, which relates to the technical field of plasma desulfurization and comprises a support plate, a support block and a support seat are fixedly mounted on the left side of the upper end of the support plate, the support seat is positioned on the right of the support block, and a dust removal component is arranged at the upper end of the support block. A dehumidification assembly is arranged at the upper end of the supporting seat, a valve is opened, industrial waste gas is conveyed from a gas inlet pipe, after the industrial waste gas passes through a filter plate, the filter plate filters solid particles in the waste gas, subsequent equipment and a plasma reaction assembly are prevented from being damaged, the filtered waste gas enters a dehumidification cylinder, and the dehumidification effect is improved. Cold water in the water tank is conveyed into the condensation pipe through the water pump, when waste gas passes through the dehumidification barrel, the condensation pipe can reduce the temperature of air, water vapor can be condensed into liquid water, the waste gas becomes more dry, and accidental chemical reaction and equipment corrosion caused by water in the waste gas in the plasma reaction process are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of plasma desulfurization, in particular to a plasma desulfurization device for industrial waste gas. Background Art

[0002] Many industrial processes, such as coal-fired power plants, steel mills, cement plants, etc., will produce a large amount of sulfur-containing waste gas. These waste gases contain sulfides such as hydrogen sulfide, which is one of the main sulfide pollutants and has potential hazards to the environment and human health.

[0003] Sulfur-containing waste gas may contain solid particles and moisture. If it enters the plasma reaction device directly without dust removal and dehumidification treatment, it may affect the efficiency of the plasma reaction, aggravate equipment wear, affect the progress of the chemical reaction, and thus reduce the desulfurization effect. Based on this, this scheme provides a plasma desulfurization device for industrial waste gas to solve the above-mentioned problems. Utility Model Content

[0004] In order to solve the above technical problems, a plasma desulfurization device for industrial waste gas is provided. The technical solution solves the problem that the sulfur-containing waste gas may contain solid particles and moisture mentioned in the above background technology. If it directly enters the plasma reaction device without dust removal and dehumidification treatment, it may affect the efficiency of the plasma reaction, aggravate equipment wear, and affect the progress of the chemical reaction, thereby reducing the desulfurization effect.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is: a plasma desulfurization device for industrial waste gas, comprising a support plate, a support block and a support seat are fixedly installed on the left side of the upper end of the support plate, the support seat is located on the right side of the support block, a dust removal component is provided on the upper end of the support block, and a dehumidification component is provided on the upper end of the support seat;

[0006] Among them, the dehumidification component includes a dehumidification cylinder, a condensation tube is provided inside the dehumidification cylinder, both ends of the condensation tube extend to the outer surface of the dehumidification cylinder, a buffer plate is fixedly installed on the left side of the interior of the dehumidification cylinder, a plurality of air outlet holes are provided on the buffer plate, the left end of the dehumidification cylinder is fixedly connected with a first connecting pipe, and the right end of the dehumidification cylinder is fixedly connected with a third connecting pipe, the dust removal component includes a dust removal box, the right end of the dust removal box is connected with the first connecting pipe, a filter plate is provided inside the dust removal box, an opening for the filter plate to slide is provided at the upper end of the dust removal box, a handle is fixedly installed on the upper end of the filter plate, and the left end of the dust removal box is fixedly connected with an air intake pipe, and a valve is provided on the air intake pipe.

[0007] Preferably, a water pump and a water tank are fixedly installed on the rear side of the upper end of the support plate, the water pump is located in front of the water tank, fixed plates are installed on the left and right sides of the inside of the water tank, a refrigerator is provided between the two fixed plates, and the output end of the water pump is fixedly connected to a water inlet pipe, and the water inlet pipe is connected to one end of the condenser.

[0008] Preferably, the input end of the water pump is fixedly connected to a second connecting pipe, the second connecting pipe is connected to the interior of the water tank, the left end of the water tank is fixedly connected to a water outlet pipe, and the water outlet pipe is connected to the other end of the condenser.

[0009] Preferably, a plasma processing component is provided on the right side of the upper end of the support plate, and the plasma processing component includes a plasma processing box. The plasma processing box is fixedly installed on the upper end of the support plate, and two mounting plates are fixedly installed inside the plasma processing box. A high-voltage positive electrode sheet and a high-voltage negative electrode sheet are respectively fixedly installed on the inner sides of the two mounting plates.

[0010] Preferably, the right end of the support plate is slidably connected to a collection box, the right end of the collection box is fixedly installed with a handle, the collection box is connected to a plasma processing box, the left side wall of the plasma processing box is connected to the right end of the third connecting pipe, and the right end of the plasma processing box is fixedly connected to an exhaust pipe.

[0011] Compared with the prior art, the utility model provides a plasma desulfurization device for industrial waste gas, which has the following beneficial effects:

[0012] The utility model opens the valve to transport the industrial waste gas from the air inlet pipe. After the industrial waste gas passes through the filter plate, the filter plate filters the solid particles in the waste gas to prevent damage to subsequent equipment and plasma reaction components. The filtered waste gas enters the dehumidification cylinder, and the water pump transports the cold water in the water tank to the condenser. When the waste gas passes through the dehumidification cylinder, the condenser will reduce the temperature of the air, and the water vapor will condense into liquid water, making the waste gas drier, thereby preventing the moisture in the waste gas from causing unexpected chemical reactions and equipment corrosion during the plasma reaction process. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model from another viewing angle;

[0015] Figure 3 It is a structural schematic diagram of the dust removal component in the utility model;

[0016] Figure 4 It is a structural schematic diagram of the dehumidification component in the utility model;

[0017] Figure 5 It is a structural schematic diagram of the plasma treatment component of the utility model;

[0018] Figure 6 It is a schematic diagram of the structure inside the water tank of the utility model.

[0019] The numbers in the figure are:

[0020] 1. Support plate; 2. Support block; 3. Support seat;

[0021] 4. Dust removal assembly; 401. Dust removal box; 402. Filter plate; 403. Handle;

[0022] 5. Dehumidification assembly; 501. Dehumidification cylinder; 502. Condensation tube; 503. Buffer plate; 504. Air outlet;

[0023] 6. First connecting pipe; 7. Water tank; 8. Water pump; 9. Second connecting pipe; 10. Water inlet pipe; 11. Water outlet pipe; 12. Air inlet pipe; 13. Valve; 14. Third connecting pipe;

[0024] 15. plasma treatment assembly; 1501. plasma treatment box; 1502. mounting plate; 1503. high voltage positive electrode sheet; 1504. high voltage negative electrode sheet; 1505. collection box; 1506. handle;

[0025] 16. Exhaust pipe; 17. Fixing plate; 18. Refrigerator. DETAILED DESCRIPTION

[0026] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0027] Reference Figure 1-6 As shown, a plasma desulfurization device for industrial waste gas includes a support plate 1, a support block 2 and a support seat 3 are fixedly installed on the left side of the upper end of the support plate 1, the support seat 3 is located on the right side of the support block 2, a dust removal component 4 is provided on the upper end of the support block 2, and a dehumidification component 5 is provided on the upper end of the support seat 3;

[0028] The dehumidification component 5 includes a dehumidification cylinder 501, a condensation tube 502 is arranged inside the dehumidification cylinder 501, and both ends of the condensation tube 502 extend to the outer surface of the dehumidification cylinder 501. A buffer plate 503 is fixedly installed on the left side of the interior of the dehumidification cylinder 501, and a plurality of air outlet holes 504 are opened on the buffer plate 503. The buffer plate 503 can achieve a more uniform flow of exhaust gas and prevent the exhaust gas from directly passing through the dehumidification cylinder 501 and causing incomplete dehumidification. The left end of the dehumidification cylinder 501 is fixedly connected to the first connecting pipe 6, and the right end of the dehumidification cylinder 501 is fixedly connected to the third connecting pipe 14. The dust removal component 4 includes a dust removal box 401, and the right end of the dust removal box 401 is connected to the first connecting pipe 6. The dust removal box 401 is connected with the pipe 6, and a filter plate 402 is provided inside the dust removal box 401. The solid particles in the exhaust gas are filtered through the filter plate 402 to prevent the solid particles from adversely affecting the high-voltage positive electrode 1503, the high-voltage negative electrode 1504 and the plasma in the plasma reaction box 1501, thereby causing damage to the equipment. An opening for the sliding of the filter plate 402 is provided at the upper end of the dust removal box 401, and a handle 403 is fixedly installed at the upper end of the filter plate 402. An opening is provided at the upper end of the dust removal box 401 for extracting the filter plate 402. The left end of the dust removal box 401 is fixedly connected to the air intake pipe 12, and a valve 13 is provided on the air intake pipe 12.

[0029] Reference Figure 2 , Figure 5 and Figure 6As shown, a water pump 8 and a water tank 7 are fixedly installed on the rear side of the upper end of the support plate 1, the water pump 8 is located in front of the water tank 7, and fixed plates 17 are installed on the left and right sides of the water tank 7. A refrigerator 18 is provided between the two fixed plates 17. The output end of the water pump 8 is fixedly connected with a water inlet pipe 10, and the water inlet pipe 10 is connected to one end of the condenser 502. The input end of the water pump 8 is fixedly connected with a second connecting pipe 9, and the second connecting pipe 9 is connected to the inside of the water tank 7. The left end of the water tank 7 is fixedly connected with a water outlet pipe 11, and the water outlet pipe 11 is connected to the other end of the condenser 502. A plasma treatment component 15 is provided on the right side of the upper end of the support plate 1. The plasma treatment component 15 includes a plasma treatment box 1501, which is fixedly installed on the upper end of the support plate 1. Two mounting plates 1502 are fixedly installed inside the plasma treatment box 1501, and the inner sides of the two mounting plates 1502 are respectively fixedly installed A high-voltage positive electrode sheet 1503 and a high-voltage negative electrode sheet 1504 are installed. The high-voltage positive electrode 1503 and the high-voltage negative electrode 1504 generate a high-voltage electric field. The high-voltage electric field is used to ionize the molecules in the gas to form a plasma. This plasma is full of high-energy electrons and positively charged ions. The high-energy electrons and ions in the plasma can collide with the SO2 molecules in the exhaust gas to oxidize them into SO3, or directly convert SO2 into sulfuric acid. The right end of the support plate 1 is slidably connected to a collecting box 1505, and the oxidized products are collected by the collecting box 1505 and further processed. A handle 1506 is fixedly installed on the right end of the collecting box 1505. The collecting box 1505 is connected to the plasma processing box 1501, and the left side wall of the plasma processing box 1501 is connected to the right end of the third connecting pipe 14. The right end of the plasma processing box 1501 is fixedly connected to the outlet pipe 16.

[0030] The working principle and use process of the utility model are as follows: when in use, the valve 13 is opened, and the exhaust gas is transported from the air inlet pipe 12. The exhaust gas will pass through the dust removal box 401. The filter plate 402 inside the dust removal box 401 will filter the solid particles in the exhaust gas to prevent the exhaust gas containing solid particles from entering the plasma treatment box 1501. After dust removal, the exhaust gas will enter the dehumidification cylinder 501 through the first connecting pipe 6. The water in the water tank 7 is transported to the condensation pipe 502 through the second connecting pipe 9 and the water inlet pipe 10 by a pump. The condensation pipe 502 will reduce the temperature of the exhaust gas entering the dehumidification cylinder 501, so that the water vapor condenses into Liquid water makes the exhaust gas drier, and the water is transported to the water tank 7 for cooling through the water outlet pipe 11 to form a cycle. The dried exhaust gas enters the interior of the plasma treatment box 1501 through the third connecting pipe 14. The high-voltage positive electrode and the high-voltage negative electrode generate a high-voltage electric field to ionize the molecules in the gas to form plasma. The high-energy electrons and ions in the plasma can collide with the SO2 molecules in the exhaust gas to oxidize them into SO3, or directly convert SO2 into sulfuric acid. The oxidized products are collected in the collection box 1505 to ensure their safe handling and disposal, and the clean gas is discharged from the outlet pipe 16.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A plasma desulfurization device for industrial waste gas, characterized in that: It comprises a support plate (1), a support block (2) and a support seat (3) are fixedly mounted on the left side of the upper end of the support plate (1), the support seat (3) is located on the right side of the support block (2), a dust removal component (4) is provided on the upper end of the support block (2), and a dehumidification component (5) is provided on the upper end of the support seat (3); The dehumidification component (5) comprises a dehumidification cylinder (501), a condensation tube (502) is arranged inside the dehumidification cylinder (501), both ends of the condensation tube (502) extend to the outer surface of the dehumidification cylinder (501), a buffer plate (503) is fixedly installed on the left side of the interior of the dehumidification cylinder (501), a plurality of air outlet holes (504) are opened on the buffer plate (503), the left end of the dehumidification cylinder (501) is fixedly connected to the first connecting pipe (6), and the right end of the dehumidification cylinder (501) is fixedly connected to the third connecting pipe (6). The dust removal assembly (4) comprises a dust removal box (401), the right end of the dust removal box (401) is connected to the first connecting pipe (6), a filter plate (402) is provided inside the dust removal box (401), an opening for sliding the filter plate (402) is provided at the upper end of the dust removal box (401), a handle (403) is fixedly installed at the upper end of the filter plate (402), and the left end of the dust removal box (401) is fixedly connected to the air intake pipe (12), and a valve (13) is provided on the air intake pipe (12).

2. The plasma desulfurization device for industrial waste gas according to claim 1, characterized in that: A water pump (8) and a water tank (7) are fixedly installed on the rear side of the upper end of the support plate (1); the water pump (8) is located in front of the water tank (7); fixed plates (17) are installed on the left and right sides of the interior of the water tank (7); a refrigerator (18) is provided between the two fixed plates (17); the output end of the water pump (8) is fixedly connected to a water inlet pipe (10); and the water inlet pipe (10) is connected to one end of the condenser (502).

3. The plasma desulfurization device for industrial waste gas according to claim 2 is characterized in that: The input end of the water pump (8) is fixedly connected to a second connecting pipe (9), and the second connecting pipe (9) is connected to the interior of the water tank (7). The left end of the water tank (7) is fixedly connected to a water outlet pipe (11), and the water outlet pipe (11) is connected to the other end of the condenser (502).

4. The plasma desulfurization device for industrial waste gas according to claim 1, characterized in that: A plasma processing assembly (15) is provided on the right side of the upper end of the support plate (1), and the plasma processing assembly (15) comprises a plasma processing box (1501). The plasma processing box (1501) is fixedly mounted on the upper end of the support plate (1), and two mounting plates (1502) are fixedly mounted inside the plasma processing box (1501). A high-voltage positive electrode sheet (1503) and a high-voltage negative electrode sheet (1504) are respectively fixedly mounted on the inner sides of the two mounting plates (1502).

5. The plasma desulfurization device for industrial waste gas according to claim 1, characterized in that: The right end of the support plate (1) is slidably connected to a collection box (1505), the right end of the collection box (1505) is fixedly mounted with a handle (1506), the collection box (1505) is connected to a plasma processing box (1501), the left side wall of the plasma processing box (1501) is connected to the right end of the third connecting pipe (14), and the right end of the plasma processing box (1501) is fixedly connected to an air outlet pipe (16).

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