A VOCS waste gas treatment device

Abstract

The utility model relates to the technical field of VOCS waste gas treatment, specifically a VOCS waste gas treatment device, including a bearing plate, a waste gas combustion component, a first conduit, a filter residue component, a second conduit and a condensation filter component, the waste gas combustion component including a combustion box, an air intake pipe is arranged at the lower end position of one side of the combustion box, an air intake fan is installed at one end of the air intake pipe, a filter plate is arranged at the lower end position inside the combustion box, and an air intake hood is arranged at the upper side position of the filter plate inside the combustion box. The utility model precools the gas and filters the ash through the filter residue component, condenses and filters the precooled gas through the condensation filter component, improves the treatment effect of the VOCS waste gas, preheats the gas inside the preheating coil through the waste heat inside the combustion box, improves the utilization rate of the heat, and burns the gas discharged from the exhaust ring through the flame ring, thereby improving the completeness of the VOCS waste gas treatment.

Description

Technical Field

[0001] The utility model relates to the technical field of VOCS waste gas treatment, in particular to a VOCS waste gas treatment device. Background Art

[0002] VOCS waste gas treatment technologies are divided into: adsorption method, condensation method, biofilm method, concentrated catalytic combustion method, UV photolysis method, composite catalytic oxidation method, photocatalytic degradation method, and low-temperature plasma catalytic technology. VOCS waste gas treatment devices are used for VOCS waste gas treatment operations.

[0003] A Chinese patent discloses a device for VOCs waste gas treatment (authorization announcement number CN221045762U). The patented technology can effectively utilize the heat energy generated by incineration through the VOCs waste gas treatment device, and can continuously desorb the activated carbon, thereby realizing continuous adsorption. However, the gas incinerated in the incineration chamber of the above-mentioned VOCs waste gas treatment device is directly discharged to cause environmental pollution, and the temperature of the pollutants in the flue gas is high, and the condensation efficiency of the pollutants in the gas is low, which affects the VOCS waste gas treatment effect. The heat utilization rate of the incineration chamber is low, resulting in energy waste, the flame spraying position is low and single, and the completeness of the VOCS waste gas treatment is low. Therefore, those skilled in the art provide a VOCS waste gas treatment device to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a VOCS exhaust gas treatment device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A VOCS waste gas treatment device comprises a bearing plate, a waste gas combustion component, a first conduit, a filter residue component, a second conduit and a condensation filter component, wherein the waste gas combustion component is located at one end position of the upper side of the bearing plate, the first conduit is located at the upper end position of the waste gas combustion component, the filter residue component is located at one end position of the first conduit, the second conduit is located at the rear side position of the filter residue component, and the condensation filter component is located at the other end position of the upper side of the bearing plate, the waste gas combustion component comprises a combustion box, an air intake pipe is arranged at the lower end position of one side of the combustion box, an air intake fan is installed at one end of the air intake pipe, a filter plate is arranged at the lower end position of the combustion box, an air intake hood is arranged at the upper side position of the filter plate in the combustion box, a preheating coil is arranged on the upper side of the air intake hood, an exhaust ring is arranged at the outer end position of the preheating coil, a flame ring is installed on the outer side of the exhaust ring, a gas conduit is arranged at one end of the flame ring, a gas tank is installed on the upper side of the combustion box, and an exhaust hood is arranged on the upper side of the combustion box.

[0007] As a further solution of the utility model: the filter residue component includes a slag tank, a slag storage box is arranged at the lower side of the slag tank, a filter cylinder is installed inside the slag tank, a scraper is arranged on the outer side of the filter cylinder, and a motor is installed at the position of the scraper on the front side of the slag tank.

[0008] As a further solution of the utility model: the condensation filtration component includes a water tank, a cooling coil is installed inside the water tank, an aeration head is installed at the lower end of the cooling coil, an exhaust fan is installed on the upper side of the water tank, and a water inlet is provided at the upper end of one side of the water tank.

[0009] As a further solution of the utility model: the output end of the intake pipe is connected to the input end of the combustion box, the lower end of the combustion box is connected to the input end of the intake hood through a filter plate, the output end of the intake hood is connected to the input end of the preheating coil, the output end of the preheating coil is connected to the input end of the exhaust ring, the output end of the exhaust ring is connected to the upper end of the combustion box, the upper end of the combustion box is connected to the input end of the exhaust hood, the output end of the exhaust hood is connected to the input end of the first conduit, the output end of the first conduit is connected to the input end of the filter residue component, the output end of the filter residue component is connected to the input end of the second conduit, and the output end of the second conduit is connected to the input end of the condensation filter component.

[0010] As a further solution of the utility model: the output end of the gas tank is connected with the input end of the gas conduit, and the output end of the gas conduit is connected with the input end of the flame ring.

[0011] As a further solution of the utility model: the lower end of the slag tank is connected with the upper end of the slag storage box, and the scraper rotates at the outer position of the filter cylinder, and the scraper rotates at the outer position of the filter cylinder through a motor.

[0012] As a further solution of the utility model: the output end of the second duct is connected to the input end of the cooling coil, the output end of the cooling coil is connected to the input end of the aeration head, the output end of the aeration head is connected to the inner end of the water tank, the upper end of the water tank is connected to the input end of the exhaust fan, and the lower end of the water inlet is connected to the upper end of the water tank.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model is a VOCS waste gas treatment device that pre-cools the gas and filters the ash through the filter residue component, reduces the processing pressure of the condensation and filtration component, condenses and filters the pre-cooled gas through the condensation and filtration component, improves the condensation efficiency of pollutants in the gas, and improves the treatment effect of VOCS waste gas;

[0015] 2. Preheat the gas inside the preheating coil through the waste heat inside the combustion box, improve the utilization rate of heat, save energy, and incinerate the gas discharged from the exhaust ring through the flame ring to improve the completeness of VOCS exhaust gas treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a VOCS exhaust gas treatment device;

[0017] Figure 2 is a perspective view of a VOCS exhaust gas treatment device;

[0018] Figure 3 A perspective view of an exhaust gas combustion component in a VOCS exhaust gas treatment device;

[0019] Figure 4 A perspective view of a filter residue component in a VOCS exhaust gas treatment device;

[0020] Figure 5 It is a perspective view of a condensation filter component in a VOCS exhaust gas treatment device.

[0021] In the figure: 1. bearing plate; 2. exhaust gas combustion component; 3. first conduit; 4. filter residue component; 5. second conduit; 6. condensation filter component; 7. combustion box; 8. air inlet pipe; 9. air inlet fan; 10. filter plate; 11. air inlet hood; 12. preheating coil; 13. flame ring; 14. exhaust ring; 15. gas conduit; 16. gas tank; 17. exhaust hood; 18. slag tank; 19. slag storage box; 20. filter cartridge; 21. scraper; 22. motor; 23. water tank; 24. cooling coil; 25. aeration head; 26. exhaust fan; 27. water inlet. DETAILED DESCRIPTION

[0022] See also Figures 1 to 5In the embodiment of the utility model, a VOCS exhaust gas treatment device includes a carrier plate 1, an exhaust gas combustion component 2, a first conduit 3, a filter residue component 4, a second conduit 5 and a condensation filter component 6. The exhaust gas combustion component 2 is located at one end of the upper side of the carrier plate 1, the first conduit 3 is located at the upper end of the exhaust gas combustion component 2, the filter residue component 4 is located at one end of the first conduit 3, the second conduit 5 is located at the rear side of the filter residue component 4, and the condensation filter component 6 is located at the other end of the upper side of the carrier plate 1. The exhaust gas combustion component 2 includes a combustion box 7, an air intake pipe 8 is arranged at the lower end of one side of the combustion box 7, an air intake fan 9 is installed at one end of the air intake pipe 8, a filter plate 10 is arranged at the lower end of the combustion box 7, and the inner part of the combustion box 7 An air intake hood 11 is provided at the upper side of the filter plate 10, a preheating coil 12 is provided on the upper side of the air intake hood 11, an exhaust ring 14 is provided at the outer end of the preheating coil 12, a flame ring 13 is installed on the outer side of the exhaust ring 14, a gas conduit 15 is provided at one end of the flame ring 13, a gas tank 16 is installed on the upper side of the combustion box 7, an exhaust hood 17 is provided on the upper side of the combustion box 7, the output end of the air intake pipe 8 is connected with the input end of the combustion box 7, the lower end of the combustion box 7 is connected with the input end of the air intake hood 11 through the filter plate 10, the output end of the air intake hood 11 is connected with the input end of the preheating coil 12, the output end of the preheating coil 12 is connected with the input end of the exhaust ring 14, and the output end of the exhaust ring 14 is connected with the upper end of the combustion box 7 The upper end of the combustion box 7 is connected with the input end of the exhaust hood 17, the output end of the exhaust hood 17 is connected with the input end of the first conduit 3, the output end of the first conduit 3 is connected with the input end of the filter residue component 4, the output end of the filter residue component 4 is connected with the input end of the second conduit 5, the output end of the second conduit 5 is connected with the input end of the condensation filter component 6, the output end of the gas tank 16 is connected with the input end of the gas conduit 15, and the output end of the gas conduit 15 is connected with the input end of the flame ring 13. First, the gas is filled into the gas tank 16, and the clean water is added into the condensation filter component 6. A VOCS exhaust gas treatment device is carried to the use location, and then a VOCS exhaust gas treatment device is started, and the air intake fan 9 is operated to remove VOC The S exhaust gas is introduced into the combustion box 7 through the intake pipe 8. The gas enters the intake hood 11 and the preheating coil 12 after being filtered by the filter plate 10. The gas inside the preheating coil 12 is discharged into the combustion box 7 through the exhaust ring 14. The gas tank 16 supplies gas to the flame ring 13 through the gas conduit 15. The flame ring 13 burns the gas sprayed from the exhaust ring 14 with fire. The heat preheats the VOCS exhaust gas inside the preheating coil 12. The incinerated VOCS exhaust gas enters the first conduit 3 through the exhaust hood 17. The gas inside the first conduit 3 enters the filter residue component 4. The filter residue component 4 filters the ash. The filtered gas is introduced into the condensation filter component 6 through the second conduit 5 to cool the gas and filter the pollutants. The filtered gas is discharged.

[0023] exist Figure 2 , 4 In the figure, the filter residue component 4 includes a slag tank 18, a slag storage box 19 is arranged at the lower side of the slag tank 18, a filter cartridge 20 is installed inside the slag tank 18, a scraper 21 is arranged outside the filter cartridge 20, a motor 22 is installed at the position of the scraper 21 at the front side of the slag tank 18, the lower end of the slag tank 18 is connected with the upper end of the slag storage box 19, the scraper 21 rotates at the outer position of the filter cartridge 20, and the scraper 21 is rotated at the outer position of the filter cartridge 20 by the motor 22. The VOCS waste gas after incineration enters the interior of the first conduit 3 through the exhaust hood 17, and the gas inside the first conduit 3 enters the interior of the slag tank 18. The operation of the motor 22 drives the scraper 21 to rotate on the outer side of the filter cartridge 20, scrapes off the ash and slag outside the slag tank 18, and the ash and slag are introduced into the internal storage of the slag storage box 19. The gas filtered by the filter cartridge 20 is introduced into the interior of the condensation filter component 6 through the second conduit 5.

[0024] exist Figure 2 , 5 The condensation filter component 6 includes a water tank 23, a cooling coil 24 is installed inside the water tank 23, an aeration head 25 is installed at the lower end of the cooling coil 24, an exhaust fan 26 is installed on the upper side of the water tank 23, and a water inlet 27 is provided at the upper end of one side of the water tank 23. The output end of the second conduit 5 is connected to the input end of the cooling coil 24, the output end of the cooling coil 24 is connected to the input end of the aeration head 25, the output end of the aeration head 25 is connected to the inner end of the water tank 23, and the upper end of the water tank 23 is connected to the inner end of the water tank 23. The lower end of the water inlet 27 is connected with the upper end of the water tank 23 and is connected with the input end of the exhaust fan 26. Clean water is added to the inside of the water tank 23 through the water inlet 27. The gas filtered by the filter residue component 4 is introduced into the inside of the cooling coil 24 through the second conduit 5. The water inside the water tank 23 cools the gas inside the cooling coil 24. The cooled gas is introduced into the inside of the water tank 23 through the aeration head 25. The water inside the water tank 23 filters the pollutants in the gas, and the filtered gas is discharged through the exhaust fan 26.

[0025] The working principle of the utility model is as follows: first, gas is filled into the interior of the gas tank 16, clean water is added into the interior of the water tank 23 through the water inlet 27, a VOCS exhaust gas treatment device is carried to the use position, and then, a VOCS exhaust gas treatment device is started, and the air intake fan 9 is operated to introduce the VOCS exhaust gas into the interior of the combustion box 7 through the air intake pipe 8, and the gas enters the interior of the air intake cover 11 and the preheating coil 12 after being filtered by the filter plate 10, and the gas inside the preheating coil 12 is discharged into the interior of the combustion box 7 through the exhaust ring 14, and the gas tank 16 supplies gas to the flame ring 13 through the gas conduit 15, and the flame ring 13 sprays fire to burn the gas sprayed from the exhaust ring 14, and the heat is applied to the preheating coil 1 2, the VOCS waste gas inside is preheated, and the VOCS waste gas after incineration enters the inside of the first conduit 3 through the exhaust hood 17. The gas inside the first conduit 3 enters the inside of the slag tank 18. The motor 22 drives the scraper 21 to rotate on the outside of the filter cylinder 20 to scrape off the ash on the outside of the slag tank 18. The ash is introduced into the inside of the slag storage box 19 for storage. The gas filtered by the filter cylinder 20 is introduced into the inside of the cooling coil 24 through the second conduit 5. The water in the water tank 23 cools the gas inside the cooling coil 24. The cooled gas is introduced into the inside of the water tank 23 through the aeration head 25. The water in the water tank 23 filters the pollutants in the gas. The filtered gas is discharged through the exhaust fan 26.

[0026] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A VOCS waste gas treatment device, comprising a carrier plate (1), a waste gas combustion component (2), a first conduit (3), a filter residue component (4), a second conduit (5) and a condensation filter component (6), wherein the waste gas combustion component (2) is located at one end of the upper side of the carrier plate (1), the first conduit (3) is located at the upper end of the waste gas combustion component (2), the filter residue component (4) is located at one end of the first conduit (3), the second conduit (5) is located at the rear side of the filter residue component (4), and the condensation filter component (6) is located at the other end of the upper side of the carrier plate (1), characterized in that: The exhaust gas combustion component (2) comprises a combustion box (7), an air intake pipe (8) is arranged at the lower end of one side of the combustion box (7), an air intake fan (9) is installed at one end of the air intake pipe (8), a filter plate (10) is arranged at the lower end of the interior of the combustion box (7), an air intake cover (11) is arranged at the upper side of the filter plate (10) in the interior of the combustion box (7), a preheating coil (12) is arranged on the upper side of the air intake cover (11), an exhaust ring (14) is arranged at the outer end of the preheating coil (12), a flame ring (13) is installed on the outer side of the exhaust ring (14), a gas conduit (15) is arranged at one end of the flame ring (13), a gas tank (16) is installed on the upper side of the combustion box (7), and an exhaust cover (17) is arranged on the upper side of the combustion box (7).

2. A VOCS waste gas treatment device according to claim 1, characterized in that: The slag filter component (4) comprises a slag material tank (18), a slag storage box (19) is arranged at the lower side of the slag material tank (18), a filter cartridge (20) is installed inside the slag material tank (18), a scraper (21) is arranged on the outer side of the filter cartridge (20), and a motor (22) is installed at the front side of the slag material tank (18) at a position corresponding to the scraper (21).

3. A VOCS waste gas treatment device according to claim 1, characterized in that: The condensation filtration component (6) comprises a water tank (23), a cooling coil (24) is installed inside the water tank (23), an aeration head (25) is installed at the lower end of the cooling coil (24), an exhaust fan (26) is installed on the upper side of the water tank (23), and a water inlet (27) is provided at the upper end of one side of the water tank (23).

4. A VOCS waste gas treatment device according to claim 1, characterized in that: The output end of the air intake pipe (8) is connected to the input end of the combustion box (7); the lower end of the combustion box (7) is connected to the input end of the air intake hood (11) through the filter plate (10); the output end of the air intake hood (11) is connected to the input end of the preheating coil (12); the output end of the preheating coil (12) is connected to the input end of the exhaust ring (14); the output end of the exhaust ring (14) is connected to the upper end of the combustion box (7); the upper end of the combustion box (7) is connected to the input end of the exhaust hood (17); the output end of the exhaust hood (17) is connected to the input end of the first conduit (3); the output end of the first conduit (3) is connected to the input end of the filter residue component (4); the output end of the filter residue component (4) is connected to the input end of the second conduit (5); and the output end of the second conduit (5) is connected to the input end of the condensation filtering component (6).

5. A VOCS waste gas treatment device according to claim 1, characterized in that: The output end of the gas tank (16) is connected to the input end of the gas conduit (15), and the output end of the gas conduit (15) is connected to the input end of the flame-spraying ring (13).

6. A VOCS waste gas treatment device according to claim 2, characterized in that: The lower end of the slag material tank (18) is connected to the upper end of the slag storage box (19), and the scraper (21) rotates at the outer position of the filter cylinder (20). The scraper (21) rotates at the outer position of the filter cylinder (20) through the motor (22).

7. A VOCS waste gas treatment device according to claim 3, characterized in that: The output end of the second conduit (5) is connected to the input end of the cooling coil (24), the output end of the cooling coil (24) is connected to the input end of the aeration head (25), the output end of the aeration head (25) is connected to the inner end of the water tank (23), the upper end of the water tank (23) is connected to the input end of the exhaust fan (26), and the lower end of the water inlet (27) is connected to the upper end of the water tank (23).

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