Dust removal spraying mechanism of dust removal desulfurization tower

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses a dust removal spraying mechanism of a dust removal desulfurizing tower, which comprises a spraying tower body, a waste gas inlet pipe fixedly mounted at the lower end of the left side wall surface of the spraying tower body, and a discharge pipe fixedly mounted at the top of the spraying tower body, a first filler filter layer is fixedly mounted at the middle end of the inner wall of the spray tower body, a second filler filter layer is fixedly mounted at the position, located at the upper end of the first filler filter layer, of the inner wall of the spray tower body, and the structure of the second filler filter layer is consistent with that of the first filler filter layer; a demisting layer is fixedly mounted at the position, located at the upper end of the first filler filtering layer, of the inner wall of the spray tower body, the first filler filtering layer and the second filler filtering layer are arranged, particulate matter in waste gas can be filtered, the waste gas treatment efficiency is improved, meanwhile, the first filler filtering layer and the second filler filtering layer are of the same structure, and therefore the waste gas treatment efficiency is improved. And the whole dust removal spraying mechanism is more concise in design and easy to maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a dust removal spraying mechanism of a dust removal and desulfurization tower. Background Art

[0002] Generally, for the treatment of sulfur dioxide, the equipment mostly used is the dust removal and desulfurization tower, which uses the dust removal spray mechanism in the dust removal and desulfurization tower to treat the sulfur dioxide in the flue gas.

[0003] When the existing dust removal spray mechanism treats the exhaust gas, part of the sulfur dioxide in the exhaust gas cannot come into contact with water, resulting in the exhaust gas still containing a small amount of sulfur dioxide, which greatly reduces the effect of exhaust gas treatment and also pollutes the environment.

[0004] To this end, we propose a dust removal spray mechanism for a dust removal and desulfurization tower. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a dust removal spraying mechanism for a dust removal and desulfurization tower.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a dust removal spray mechanism of a dust removal and desulfurization tower, comprising a spray tower body, an exhaust gas inlet pipe is fixedly installed at the lower end of the left wall of the spray tower body, an exhaust pipe is fixedly installed at the top of the spray tower body, a first filler filter layer is fixedly installed at the middle end of the inner wall of the spray tower body, a second filler filter layer is fixedly installed at the upper end of the first filler filter layer on the inner wall of the spray tower body, and the structure of the second filler filter layer is consistent with that of the first filler filter layer, a demisting layer is fixedly installed at the upper end of the first filler filter layer on the inner wall of the spray tower body, a water tank is fixedly installed at the lower end of the right wall of the spray tower body, and the right wall of the water tank An inspection cover is provided at the lower end of the surface, a circulating filter layer is fixedly installed at the middle end of the inner wall of the water tank, a circulating water pump is fixedly installed at the middle end of the top of the water tank, a suction pipe is fixedly installed at the bottom of the circulating water pump, and the bottom of the suction pipe passes through the top of the inner wall of the water tank, a spray tower water pipe is fixedly installed on the top of the circulating water pump, a first combined molded spray head is fixedly installed at the middle end of the left side wall of the spray tower water pipe, a second combined molded spray head is fixedly installed at the upper end of the left side wall of the spray tower water pipe, the first filler filter layer includes a first grid plate, and the outer wall of the first grid plate is fixedly connected to the inner wall of the spray tower body, the circulating filter layer includes a third grid plate, and the outer wall of the third grid plate is fixedly connected to the inner wall of the water tank.

[0007] Preferably, activated alumina is fixedly mounted on the top of the first grid plate, and a molecular sieve is fixedly mounted on the top of the activated alumina.

[0008] Preferably, activated carbon is fixedly installed on the top of the third grid plate, and ceramic activated fiber is fixedly installed on the top of the activated carbon.

[0009] Preferably, the left side of the outer wall of the first combined molded spray head is fixedly connected to the inner wall of the spray tower body.

[0010] Preferably, the left side of the outer wall of the second combined molded spray head is fixedly connected to the inner wall of the spray tower body.

[0011] Preferably, a second grid plate is fixedly installed on the top of the molecular sieve.

[0012] Preferably, the outer wall of the second grid plate is fixedly connected to the inner wall of the spray tower body.

[0013] Preferably, a fourth grid plate is fixedly installed on the top of the ceramic active fiber.

[0014] Preferably, the outer wall of the fourth grid plate is fixedly connected to the inner wall of the water tank.

[0015] Beneficial effects

[0016] The utility model provides a dust removal spray mechanism for a dust removal and desulfurization tower. It has the following beneficial effects:

[0017] 1. The dust removal spray mechanism of the dust removal and desulfurization tower can filter particulate matter in the exhaust gas and improve the efficiency of exhaust gas treatment by setting a first filler filter layer and a second filler filter layer. At the same time, the first filler filter layer and the second filler filter layer adopt the same structure, making the design of the entire dust removal spray mechanism more concise and easy to maintain.

[0018] 2. The dust removal spray mechanism of the dust removal and desulfurization tower can effectively remove water vapor in the exhaust gas by setting up a demisting layer, avoiding the formation of haze during the emission process, and further improving the effect of exhaust gas treatment. The design of the demisting layer not only ensures the environmental friendliness of the exhaust gas treatment, but also ensures the cleanliness of the exhaust gas, which complies with relevant environmental protection standards.

[0019] 3. The dust removal spray mechanism of the dust removal and desulfurization tower realizes the spray treatment of the exhaust gas by setting a water tank, a circulating water pump and a circulating filter layer. During the spraying process, the exhaust gas is fully in contact with the spray water, so that the sulfur dioxide in the exhaust gas is effectively removed. At the same time, through the action of the circulating water pump and the circulating filter layer, the spray water can be recycled, reducing the waste of water resources and reducing the treatment cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a perspective view of the internal structure of the utility model;

[0021] Figure 2 This is a cross-sectional view of the internal structure of the first filler filter layer of the present invention;

[0022] Figure 3 This is a cross-sectional view of the internal structure of the circulating filter layer of the present invention.

[0023] Legend: 10. Spray tower body; 11. Exhaust gas inlet pipe; 12. Discharge pipe; 13. First filler filter layer; 14. Second filler filter layer; 15. Demisting layer; 16. Water tank; 17. Inspection cover; 18. Circulating filter layer; 19. Circulating water pump; 20. Suction pipe; 21. Spray tower water pipe; 22. First combined molded spray head; 23. Second combined molded spray head; 24. First grid plate; 25. Activated alumina; 26. Molecular sieve; 27. Second grid plate; 28. Third grid plate; 29. ​​Activated carbon; 30. Ceramic activated fiber; 31. Fourth grid plate. DETAILED DESCRIPTION

[0024] Example 1: A dust removal spray mechanism for a dust removal and desulfurization tower, such as Figure 1 As shown, it includes a spray tower body 10, an exhaust gas inlet pipe 11 is fixedly installed at the lower end of the left wall of the spray tower body 10, an exhaust pipe 12 is fixedly installed at the top of the spray tower body 10, a first filler filter layer 13 is fixedly installed at the middle end of the inner wall of the spray tower body 10, a second filler filter layer 14 is fixedly installed at the upper end of the first filler filter layer 13 on the inner wall of the spray tower body 10, and the structure of the second filler filter layer 14 is consistent with that of the first filler filter layer 13, a demisting layer 15 is fixedly installed at the upper end of the first filler filter layer 13 on the inner wall of the spray tower body 10, a water tank 16 is fixedly installed at the lower end of the right wall of the spray tower body 10, an inspection cover 17 is provided at the lower end of the right wall of the water tank 16, a circulating filter layer 18 is fixedly installed at the middle end of the inner wall of the water tank 16, a circulating water pump 19 is fixedly installed at the middle end of the top of the water tank 16, and the circulating water pump 19 A water suction pipe 20 is fixedly installed at the bottom, and the bottom of the water suction pipe 20 passes through the top of the inner wall of the water tank 16. A spray tower water pipe 21 is fixedly installed on the top of the circulating water pump 19. A first combined molded spray head 22 is fixedly installed on the middle end of the left side wall of the spray tower water pipe 21, and the left side of the outer wall of the first combined molded spray head 22 is fixedly connected to the inner wall of the spray tower body 10. A second combined molded spray head 23 is fixedly installed on the upper end of the left side wall of the spray tower water pipe 21, and the left side of the outer wall of the second combined molded spray head 23 is fixedly connected to the inner wall of the spray tower body 10. By setting the first filler filter layer and the second filler filter layer, particulate matter in the exhaust gas can be filtered to improve the efficiency of exhaust gas treatment. At the same time, the first filler filter layer and the second filler filter layer adopt the same structure, which makes the design of the entire dust removal spray mechanism more concise and easy to maintain.

[0025] Example 2: Based on Example 1, Figure 2 As shown, the first filler filter layer 13 includes a first grid plate 24, and the outer wall of the first grid plate 24 is fixedly connected to the inner wall of the spray tower body 10, and the top of the first grid plate 24 is fixedly installed with activated alumina 25, and the top of the activated alumina 25 is fixedly installed with a molecular sieve 26, and the top of the molecular sieve 26 is fixedly installed with a second grid plate 27, and the outer wall of the second grid plate 27 is fixedly connected to the inner wall of the spray tower body 10. By setting up a demisting layer, water vapor in the exhaust gas can be effectively removed to avoid the formation of haze during the emission process, thereby further improving the effect of exhaust gas treatment. The design of the demisting layer not only ensures the environmental friendliness of the exhaust gas treatment, but also ensures the cleanliness of the exhaust gas, which meets relevant environmental protection standards.

[0026] Example 3: Based on Example 1 and Example 2, Figure 3 As shown, the circulating filter layer 18 includes a third grid plate 28, and the outer wall of the third grid plate 28 is fixedly connected to the inner wall of the water tank 16, and activated carbon 29 is fixedly installed on the top of the third grid plate 28, and ceramic active fiber 30 is fixedly installed on the top of the activated carbon 29, and a fourth grid plate 31 is fixedly installed on the top of the ceramic active fiber 30, and the outer wall of the fourth grid plate 31 is fixedly connected to the inner wall of the water tank 16. By setting up a water tank, a circulating water pump and a circulating filter layer, spray treatment of exhaust gas is achieved. During the spraying process, the exhaust gas is fully in contact with the spray water, so that sulfur dioxide in the exhaust gas is effectively removed. At the same time, through the action of the circulating water pump and the circulating filter layer, the spray water can be recycled, reducing the waste of water resources and reducing the treatment cost.

[0027] The working principle of the utility model is as follows: the exhaust gas enters the spray tower body 10 through the exhaust gas inlet pipe 11, and by turning on the switch of the circulating water pump 19, the circulating water pump 19 filters the water in the water tank 16 through the circulating filter layer 18 and then sprays it into the spray tower body 10 through the spray tower water pipe 21, the first combined molded spray head 22 and the second combined molded spray head 23. After the exhaust gas is sprayed by the first combined molded spray head 22 and the second combined molded spray head 23 for dust removal, it passes through the first filler filter layer 13 and the second filler filter layer 14 in turn for filtration, and finally the gas is discharged through the exhaust pipe 12 after being demisted by the demisting layer 15.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A dust removal spray mechanism for a dust removal and desulfurization tower, comprising a spray tower body (10), characterized in that: An exhaust gas inlet pipe (11) is fixedly installed at the lower end of the left wall of the spray tower body (10), an exhaust pipe (12) is fixedly installed at the top of the spray tower body (10), a first packing filter layer (13) is fixedly installed at the middle end of the inner wall of the spray tower body (10), a second packing filter layer (14) is fixedly installed at the upper end of the first packing filter layer (13) on the inner wall of the spray tower body (10), and the structure of the second packing filter layer (14) is consistent with that of the first packing filter layer (13), a demisting layer (15) is fixedly installed at the upper end of the first packing filter layer (13) on the inner wall of the spray tower body (10), a water tank (16) is fixedly installed at the lower end of the right wall of the spray tower body (10), an inspection cover (17) is provided at the lower end of the right wall of the water tank (16), and a circulating filter layer ( 18), a circulating water pump (19) is fixedly installed at the middle end of the top of the water tank (16), a water pump (20) is fixedly installed at the bottom of the circulating water pump (19), and the bottom of the water pump (20) passes through the top of the inner wall of the water tank (16), a spray tower water pipe (21) is fixedly installed at the top of the circulating water pump (19), a first combined molded spray head (22) is fixedly installed at the middle end of the left wall of the spray tower water pipe (21), and a second combined molded spray head (23) is fixedly installed at the upper end of the left wall of the spray tower water pipe (21), the first filler filter layer (13) includes a first grid plate (24), and the outer wall of the first grid plate (24) is fixedly connected to the inner wall of the spray tower body (10), the circulating filter layer (18) includes a third grid plate (28), and the outer wall of the third grid plate (28) is fixedly connected to the inner wall of the water tank (16).

2. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 1 is characterized in that: An activated alumina (25) is fixedly mounted on the top of the first grid plate (24), and a molecular sieve (26) is fixedly mounted on the top of the activated alumina (25).

3. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 1 is characterized in that: Activated carbon (29) is fixedly installed on the top of the third grid plate (28), and ceramic activated fiber (30) is fixedly installed on the top of the activated carbon (29).

4. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 1 is characterized in that: The left side of the outer wall of the first combined molded spray head (22) is fixedly connected to the inner wall of the spray tower body (10).

5. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 1 is characterized in that: The left side of the outer wall of the second combined molded spray head (23) is fixedly connected to the inner wall of the spray tower body (10).

6. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 2 is characterized in that: A second grid plate (27) is fixedly mounted on the top of the molecular sieve (26).

7. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 6 is characterized in that: The outer wall of the second grid plate (27) is fixedly connected to the inner wall of the spray tower body (10).

8. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 3 is characterized in that: A fourth grid plate (31) is fixedly mounted on the top of the ceramic active fiber (30).

9. The dust removal spray mechanism of the dust removal and desulfurization tower according to claim 8, characterized in that: The outer wall of the fourth grid plate (31) is fixedly connected to the inner wall of the water tank (16).

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