Catalytic combustion environmental protection equipment with two stages of cyclones

Abstract

The utility model discloses catalytic combustion environmental protection equipment with two stages of cyclones, which comprises a first cyclone tower, the output end of the first cyclone tower is connected with a first air pipe, one end of the first air pipe is provided with a second cyclone tower, the output end of the second cyclone tower is connected with a second air pipe, one end of the second air pipe is provided with a first fan, and the output end of the first fan is connected with a third air pipe. A dry filter is installed at one end of the third air pipe, the output end of the dry filter is connected with a catalytic combustion system, a third fan is installed at one end of the catalytic combustion system, the output end of the third fan is connected with a chimney, and the catalytic combustion system comprises a fourth air pipe, an activated carbon filter bed, a main pipeline, an auxiliary pipeline, a third fan, a combustion box and an exhaust pipeline. According to the catalytic combustion environment-friendly equipment with the two-stage cyclones, particulate matters and solid particles in gas can be fully separated by arranging the two-stage cyclones, the pre-dedusting effect on the gas is good, and a cooling structure is arranged on high-temperature gas after catalytic combustion.

Description

Technical Field

[0001] The utility model relates to the technical field of catalytic combustion equipment, in particular to catalytic combustion environmental protection equipment with two-stage cyclones. Background Art

[0002] Catalytic combustion environmental protection equipment is a device that uses catalysts to promote the combustion process and is used to control and reduce the emission of pollutants.

[0003] However, the existing catalytic combustion equipment has the following disadvantages:

[0004] (1) Existing catalytic combustion equipment lacks a better pretreatment structure for the gas flow, cannot fully separate the particulate matter and solid particles in the gas, and has a poor dust removal effect;

[0005] (2) After the gas in the existing catalytic combustion equipment is catalytically burned and discharged, it has a high temperature and is likely to cause harm to the environment and personnel. Utility Model Content

[0006] The purpose of the utility model is to provide a catalytic combustion environmental protection equipment with a two-stage cyclone to solve the problem that the existing catalytic combustion equipment proposed in the above background technology lacks a better pretreatment structure for the gas flow, cannot fully separate the particulate matter and solid particles in the gas, has a poor dust removal effect, and the gas in the catalytic combustion equipment has a high temperature after catalytic combustion and is discharged, which is easy to cause harm to the environment and personnel.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a catalytic combustion environmental protection equipment with two-stage cyclones, comprising a cyclone tower one, the output end of the cyclone tower one is connected to an air duct one, one end of the air duct one is installed with a cyclone tower two, the output end of the cyclone tower two is connected to an air duct two, one end of the air duct two is installed with a fan one, the output end of the fan one is connected to an air duct three, one end of the air duct three is installed with a dry filter, the output end of the dry filter is connected to a catalytic combustion system, one end of the catalytic combustion system is installed with a fan three, the output end of the fan three is connected to a chimney, and the catalytic combustion system comprises an air duct four, an activated carbon filter bed, a main pipeline, a secondary pipeline, a fan three, a combustion box and an exhaust duct.

[0008] When using a catalytic combustion environmental protection device with a two-stage cyclone according to the technical solution, the particulate matter and solid particles in the gas can be fully separated by setting up a two-stage cyclone tower, the pre-dust removal effect on the gas is good, and a cooling structure is provided for the high-temperature gas after catalytic combustion.

[0009] As a preferred technical solution of the utility model, the air duct 4 is connected to the output end of the dry filter, the top of the air duct 4 is connected to an activated carbon filter bed, the top of the activated carbon filter bed is connected to a main pipeline, and one end of the main pipeline is arranged corresponding to the input end of the fan 2. The activated carbon filter bed is arranged to remove organic matter, volatile organic compounds, odors and pollutants in the gas.

[0010] As a preferred technical solution of the utility model, the bottom of the activated carbon filter bed is connected with a secondary pipe, one end of the secondary pipe is equipped with a fan three, and the secondary pipe is connected to the input end of the fan three, the output end of the fan three is connected with a combustion box, and the bottom of the combustion box is connected with an exhaust pipe. The combustion box is a place for catalytic combustion.

[0011] As a preferred technical solution of the utility model, one end of the exhaust duct is connected to a water cooling box, and the side of the water cooling box away from the exhaust duct is connected to an air outlet. The air outlet is provided to discharge the catalytic combustion gas after cooling.

[0012] As a preferred technical solution of the utility model, the top of the inner wall of the water cooling box is fixedly connected with a water distribution box, and both sides of the bottom of the water distribution box are fixedly connected with a plurality of spray heads. The plurality of spray heads can be provided to cool the high-temperature catalytic combustion gas passing through by water.

[0013] As a preferred technical solution of the utility model, a water pump is installed at the bottom end of the back of the water cooling box, and the input end of the water pump is connected to the inside of the water cooling box, and the output end of the water pump is connected to a return pipe, and the top end of the return pipe passes through the inner wall of the water cooling box and is connected to the water distribution box. The water pump and the return pipe are provided for the circulation of cooling water.

[0014] As a preferred technical solution of the utility model, the air duct 1 is connected to the input end of the cyclone tower 2, and the air duct 2 is connected to the input end of the fan 1. The air duct 1 and the air duct 2 are used for conveying airflow.

[0015] As a preferred technical solution of the utility model, the air duct three is connected to the input end of the dry filter. The air duct three is used for conveying airflow.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. Before the exhaust gas enters the catalytic combustion system, it will pass through two stages of cyclone towers. When the gas flows through the cyclone tower, due to the centrifugal force generated by the rotating flow, the solid particles will be pushed to the periphery of the airflow and deposited on the tower wall, which can fully separate the particulate matter and solid particles in the gas, and has a good pre-dust removal effect on the gas;

[0018] 2. By installing a water cooling box on the exhaust duct, cooling water is sprayed from several sprinkler heads under the water distribution box, and recycled using a water pump and a reflux pipe. When the high-temperature gas after catalytic combustion passes through, it will be cooled by the spray water and then discharged from the equipment, thereby avoiding the harm of high-temperature gas to the environment and human body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the catalytic combustion system of the utility model;

[0021] Figure 3 It is a side cross-sectional view of the water cooling box of the utility model.

[0022] In the figure: 1. Cyclone tower one; 2. Air duct one; 3. Cyclone tower two; 4. Air duct two; 5. Fan one; 6. Air duct three; 7. Dry filter; 8. Catalytic combustion system; 9. Fan two; 10. Chimney; 11. Air duct four; 12. Activated carbon filter bed; 13. Main pipeline; 14. Auxiliary pipeline; 15. Fan three; 16. Combustion box; 17. Exhaust duct; 18. Water cooling box; 19. Water distribution box; 20. Sprinkler head; 21. Water pump; 22. Return pipe; 23. Air outlet. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in 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 in 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.

[0024] See also Figure 1-3 The utility model provides a catalytic combustion environmental protection equipment with two-stage cyclones, including a cyclone tower 1, the output end of the cyclone tower 1 is connected to an air duct 2, one end of the air duct 2 is installed with a cyclone tower 2 3, the output end of the cyclone tower 2 3 is connected to an air duct 2 4, one end of the air duct 2 4 is installed with a fan 1 5, the output end of the fan 1 5 is connected to an air duct 3 6, one end of the air duct 3 6 is installed with a dry filter 7 for separating dust and solid particles in the gas, the output end of the dry filter 7 is connected to a catalytic combustion system 8, one end of the catalytic combustion system 8 is installed with a fan 2 9, the output end of the fan 2 9 is connected to a chimney 10 for exhausting gas, and the catalytic combustion system 8 includes an air duct 4 11, an activated carbon filter bed 12, a main pipeline 13, a secondary pipeline 14, a fan 3 15, a combustion box 16 and an exhaust pipeline 17.

[0025] When in use, the exhaust gas will pass through two stages of cyclone towers before entering the catalytic combustion system 8. When the gas flows through the cyclone tower, the solid particles will be pushed to the periphery of the airflow and deposited on the tower wall due to the centrifugal force generated by the rotating flow, which can fully separate the particulate matter and solid particles in the gas, and has a good pre-dust removal effect on the gas. Then the gas will enter the dry filter 7 to further remove the solid particles and dust in the gas, and enter the catalytic combustion system 8.

[0026] The air duct four 11 is connected to the output end of the dry filter 7, the top of the air duct four 11 is connected to the activated carbon filter bed 12, the top of the activated carbon filter bed 12 is connected to the main pipe 13, and one end of the main pipe 13 is arranged corresponding to the input end of the fan two 9, the bottom of the activated carbon filter bed 12 is connected to the auxiliary pipe 14, one end of the auxiliary pipe 14 is installed with the fan three 15, and the auxiliary pipe 14 is connected to the input end of the fan three 15, the output end of the fan three 15 is connected to the combustion box 16, and the bottom of the combustion box 16 is connected to the exhaust duct 17 for catalytic combustion, the air duct one 2 is connected to the input end of the cyclone tower two 3, the air duct two 4 is connected to the input end of the fan one 5, and the air duct three 6 is connected to the input end of the dry filter 7 for gas circulation.

[0027] When in use, the air flow is transported by the fan in conjunction with the air duct, and the gas entering the catalytic combustion system 8 is removed from organic matter, odor, etc. by the activated carbon filter bed 12, and then discharged from the chimney 10 through the main pipeline 13. The organic gas filtered out by the activated carbon filter bed 12 will be transported to the combustion box 16, and discharged from the exhaust duct 17 after catalytic combustion.

[0028] One end of the exhaust duct 17 is connected to a water cooling box 18, and the side of the water cooling box 18 facing away from the exhaust duct 17 is connected to an air outlet 23, the top of the inner wall of the water cooling box 18 is fixedly connected to a water distribution box 19, and both sides of the bottom of the water distribution box 19 are fixedly connected to a number of sprinkler heads 20, which play a role in water cooling. A water pump 21 is installed at the bottom end of the back side of the water cooling box 18, and the input end of the water pump 21 is connected to the interior of the water cooling box 18, and the output end of the water pump 21 is connected to a return pipe 22, and the top end of the return pipe 22 passes through the inner wall of the water cooling box 18 and is connected to the water distribution box 19 for water cooling circulation.

[0029] When in use, a water cooling box 18 is set on the exhaust duct 17, and cooling water is sprayed from several spray heads 20 below the water distribution box 19, and circulated by a water pump 21 and a reflux pipe 22. When the high-temperature gas after catalytic combustion passes through, it will be cooled by the spray water and then discharged from the equipment, thereby avoiding the harm of high-temperature gas to the environment and human body.

[0030] In specific use, the utility model is a catalytic combustion environmental protection equipment with two-stage cyclones. Before the exhaust gas enters the catalytic combustion system 8, it will pass through the two-stage cyclone towers in succession. When the gas flows through the cyclone towers, due to the centrifugal force generated by the rotating flow, the solid particles will be pushed to the periphery of the airflow and deposited on the tower wall, which can fully separate the particulate matter and solid particles in the gas, and has a good pre-dust removal effect on the gas. Then the gas will enter the dry filter 7 to further remove the solid particles and dust in the gas, and then enter the activated carbon filter bed 12 to remove the gas. The organic matter, odor, etc. are then discharged from the chimney 10 through the main pipe 13. The organic gas filtered by the activated carbon filter bed 12 will be transported to the combustion box 16, and discharged from the exhaust duct 17 after catalytic combustion. By providing a water cooling box 18 on the exhaust duct 17, cooling water is sprayed from several spray heads 20 under the water distribution box 19, and recycled by the water pump 21 and the reflux pipe 22. When the high-temperature gas after catalytic combustion passes through, it will be cooled by the spray water and then discharged from the equipment, thereby avoiding the harm of high-temperature gas to the environment and human body.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A catalytic combustion environmental protection device with two-stage cyclone, comprising a cyclone tower (1), characterized in that: The output end of the cyclone tower 1 (1) is connected to an air duct 1 (2), one end of the air duct 1 (2) is installed with a cyclone tower 2 (3), the output end of the cyclone tower 2 (3) is connected to an air duct 2 (4), one end of the air duct 2 (4) is installed with a fan 1 (5), the output end of the fan 1 (5) is connected to an air duct 3 (6), one end of the air duct 3 (6) is installed with a dry filter (7), the output end of the dry filter (7) is connected to a catalytic combustion system (8), one end of the catalytic combustion system (8) is installed with a fan 2 (9), the output end of the fan 2 (9) is connected to a chimney (10), and the catalytic combustion system (8) comprises an air duct 4 (11), an activated carbon filter bed (12), a main pipeline (13), a secondary pipeline (14), a fan 3 (15), a combustion box (16) and an exhaust pipeline (17).

2. The catalytic combustion environmental protection equipment with two-stage cyclone according to claim 1 is characterized in that: The air duct four (11) is connected to the output end of the dry filter (7), the top end of the air duct four (11) is connected to an activated carbon filter bed (12), the top end of the activated carbon filter bed (12) is connected to a main pipeline (13), and one end of the main pipeline (13) is arranged corresponding to the input end of the fan two (9).

3. The catalytic combustion environmental protection equipment with two-stage cyclones according to claim 1 is characterized in that: The bottom of the activated carbon filter bed (12) is connected to a secondary pipe (14), one end of which is equipped with a fan three (15), and the secondary pipe (14) is connected to the input end of the fan three (15), the output end of the fan three (15) is connected to a combustion box (16), and the bottom of the combustion box (16) is connected to an exhaust pipe (17).

4. The catalytic combustion environmental protection equipment with two-stage cyclones according to claim 1 is characterized in that: One end of the exhaust duct (17) is connected to a water cooling box (18), and a side of the water cooling box (18) facing away from the exhaust duct (17) is connected to an air outlet (23).

5. The catalytic combustion environmental protection equipment with two-stage cyclone according to claim 4 is characterized in that: The top end of the inner wall of the water cooling box (18) is fixedly connected to a water distribution box (19), and both sides of the bottom end of the water distribution box (19) are fixedly connected to a plurality of spray heads (20).

6. The catalytic combustion environmental protection equipment with two-stage cyclones according to claim 5 is characterized in that: A water pump (21) is installed at the bottom end of the back side of the water cooling box (18), and the input end of the water pump (21) is connected to the interior of the water cooling box (18), and the output end of the water pump (21) is connected to a return pipe (22), and the top end of the return pipe (22) passes through the inner wall of the water cooling box (18) and is connected to the water distribution box (19).

7. The catalytic combustion environmental protection equipment with two-stage cyclones according to claim 1 is characterized in that: The air duct one (2) is connected to the input end of the cyclone tower two (3), and the air duct two (4) is connected to the input end of the fan one (5).

8. The catalytic combustion environmental protection equipment with two-stage cyclones according to claim 1 is characterized in that: The air duct three (6) is connected to the input end of the dry filter (7).

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