VOCs organic waste gas purification equipment

Abstract

The utility model discloses VOCs (Volatile Organic Chemicals) organic waste gas purification equipment, which relates to the technical field of waste gas purification, is suitable for purifying VOCs organic waste gas and comprises a waste gas cooling box, the adsorption unit is arranged on one side of the waste gas cooling box and is used for adsorption; the photolysis assembly is arranged at one end of the adsorption unit and is used for photolysis; the adsorption unit is arranged at the other end of the photolysis assembly and used for adsorption, and the adsorption unit comprises a liquid extraction assembly and an atomization assembly arranged in the liquid extraction assembly. According to the waste gas treatment device, the waste gas cooling box, the tank body, the liquid storage box, the infusion pump, the gas outlet pipe, the connecting pipe I, the mounting ring and the atomizing spray pipe are matched with one another, so that harmful substances in waste gas can be conveniently absorbed; through mutual cooperation of the supporting frame, the adsorption box, a second connecting pipe, an activated carbon plate, a mounting base, a heating pipe, a catalyst pipe, an exhaust pipe and a catalysis box, VOCs in waste gas can be conveniently absorbed and subjected to a catalytic reaction, and therefore waste gas purification is more sufficient.

Description

Technical Field

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

[0002] In the wastewater treatment of industrial enterprises and the sewage treatment, garbage transfer stations and landfills in the municipal industry, odor gases containing a large amount of volatile organic compounds (VOCs) will be generated. The VOCs waste gas is extremely complex, and common ones include hydrocarbons, aldehydes, benzenes, chlorinated hydrocarbons, naphthalene, diisocyanate, etc., most of which have a foul smell, show varying degrees of toxicity and irritation, and some compounds have genotoxicity, causing great impact on the surrounding animals, plants and the human living environment.

[0003] In the prior art, in the patent document with the publication number of CN220142938U, a VOCs organic waste gas purification device is proposed, which includes a purification bottom plate. An exhaust gas purification cylinder is fixedly installed on the upper surface of the purification bottom plate. The inside of the exhaust gas purification cylinder is designed with a hollow structure. A rotating motor is fixedly installed at the center position of the bottom of the purification bottom plate. The output shaft of the rotating motor penetrates through the purification bottom plate and is fixedly connected with a rotating disc. A six-groove rotating column is fixedly installed at the center position of the upper surface of the rotating disc. Six strip-shaped grooves are formed on the outer surface of the six-groove rotating column. An activated carbon adsorption plate is fixedly installed in each strip-shaped groove. The exhaust gas purification cylinder covers the outside of the activated carbon adsorption plate and is fixedly connected with the purification bottom plate through bolts.

[0004] In order to solve the problem that impurities in the waste gas are likely to adhere to water droplets by spraying in the existing purification equipment and the impurities are not completely removed, the prior art adopts an active dynamic rotation capture method, which can greatly improve the initiative during the purification of VOCs waste gas and has the technical effect of active purification and adsorption for treatment. However, there will still be a situation where it is inconvenient to perform multi-stage treatment on the waste gas during the use of the device, which in turn leads to the problem of reducing the practicability of the purification equipment. Summary of the Utility Model

[0005] The purpose of the present utility model is to provide a VOCs organic waste gas purification device to solve the problems raised in the above background art.

[0006] To solve the above technical problems, the technical solution adopted by the present utility model is:

[0007] A VOCs organic waste gas purification device, applicable to the purification of VOCs organic waste gas, includes an exhaust gas cooling box; a first adsorption unit arranged on one side of the exhaust gas cooling box for adsorption; a photolysis component arranged at one end of the first adsorption unit for photolysis; and a second adsorption unit arranged at the other end of the photolysis component for adsorption. The first adsorption unit includes a liquid pumping component and an atomization component arranged inside the liquid pumping component. The second adsorption unit includes an adsorption component arranged on one side of the photolysis component and a catalytic component arranged on the other side of the adsorption component.

[0008] A further improvement of the technical solution of the present utility model is that: the liquid pumping component includes a tank body, one side of the tank body is communicated with the output end of the exhaust gas cooling box, the outer surface of the tank body is detachably connected with a liquid storage tank, the upper surface of the liquid storage tank is detachably connected with a liquid pumping pump, one end of the liquid pumping pump extends into the interior of the liquid storage tank, the output end of the liquid pumping pump extends into the interior of the tank body, and the top of the tank body is detachably connected with an air outlet pipe.

[0009] A further improvement of the technical solution of the present utility model is that: the atomization component includes a connecting pipe one, both ends of the connecting pipe one are fixedly connected with the inner wall of the tank body, the outer surface of the connecting pipe one is fixedly connected with a mounting ring, and the outer surface of the mounting ring is fixedly connected with an atomizing nozzle.

[0010] By adopting the above technical solution, the mutual cooperation of the exhaust gas cooling box, the tank body, the liquid storage tank, the liquid pumping pump, the air outlet pipe, the connecting pipe one, the mounting ring and the atomizing nozzle can facilitate the absorption of harmful substances in the exhaust gas.

[0011] A further improvement of the technical solution of the present utility model is that: the photolysis component includes a photolysis box, the top of the photolysis box is communicated with the air outlet pipe, the inner wall of the photolysis box is fixedly connected with isolation baffles and UV photolysis lamps, and the isolation baffles and the isolation baffles are alternately distributed inside the photolysis box.

[0012] By adopting the above technical solution, the mutual cooperation of the photolysis box, the isolation baffles and the UV photolysis lamps can facilitate the photolysis of harmful substances in the exhaust gas.

[0013] A further improvement of the technical solution of the present utility model is that: the adsorption component includes a support frame, the upper surface of the support frame is fixedly connected with an adsorption box, the bottom of the adsorption box is communicated with one end of the photolysis box, the inner wall of the adsorption box is fixedly connected with a mounting base, the outer surface of the mounting base is detachably connected with an activated carbon plate, and the upper surface of the support frame is fixedly connected with a connecting pipe two.

[0014] A further improvement of the technical solution of the present utility model lies in that: the catalytic assembly includes a catalytic box, one side of the catalytic box is communicated with one end of the second connecting pipe, and an exhaust pipe is fixedly connected to the top of the catalytic box.

[0015] A further improvement of the technical solution of the present utility model lies in that: a heating pipe is fixedly connected to the inner wall of the catalytic box, a catalyst pipe is fixedly connected to the inner wall of the catalytic box, and the heating pipe is arranged directly below the catalyst pipe.

[0016] By adopting the above technical solution, the mutual cooperation of the support frame, the adsorption box, the second connecting pipe, the activated carbon plate, the installation base, the heating pipe, the catalyst pipe, the exhaust pipe and the catalytic box can facilitate the absorption and catalytic reaction of VOCs in the waste gas, so that the waste gas is purified more fully.

[0017] Due to the adoption of the above technical solution, the technical progress achieved by the present utility model compared with the prior art is:

[0018] 1. The present utility model provides a VOCs organic waste gas purification device. The mutual cooperation of the waste gas cooling box, the tank body, the liquid storage tank, the liquid extraction pump, the air outlet pipe, the first connecting pipe, the installation ring and the atomizing spray pipe can facilitate the absorption of harmful substances in the waste gas, thereby increasing the functionality of the waste gas purification device.

[0019] 2. The present utility model provides a VOCs organic waste gas purification device. The mutual cooperation of the photolysis box, the isolation baffle and the UV photolysis lamp can facilitate the photolysis of harmful substances in the waste gas, so that the harmful positions in the waste gas can undergo photolysis reactions.

[0020] 3. The present utility model provides a VOCs organic waste gas purification device. The mutual cooperation of the support frame, the adsorption box, the second connecting pipe, the activated carbon plate, the installation base, the heating pipe, the catalyst pipe, the exhaust pipe and the catalytic box can facilitate the absorption and catalytic reaction of VOCs in the waste gas, so that the waste gas is purified more fully. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a structural schematic diagram of the present utility model;

[0022] Figure 2 is a front structural schematic diagram of the present utility model;

[0023] Figure 3 is a schematic diagram of the internal structure of the tank body of the present utility model;

[0024] Figure 4 is a structural schematic diagram of the photolysis assembly of the present utility model;

[0025] Figure 5 is a structural schematic diagram of the adsorption unit of the present utility model.

[0026] In the figure: 1. Waste gas cooling box; 2. First adsorption unit; 21. Tank body; 22. Liquid storage tank; 23. Liquid pumping pump; 24. Air outlet pipe; 25. First connecting pipe; 26. Installation ring; 27. Atomizing nozzle; 3. Photolysis component; 31. Photolysis box; 32. Isolation baffle; 33. UV photolysis lamp; 4. Second adsorption unit; 41. Support frame; 42. Adsorption box; 43. Second connecting pipe; 44. Activated carbon plate; 45. Installation base; 46. Heating pipe; 47. Catalyst pipe; 48. Exhaust pipe; 49. Catalytic box. Specific embodiments

[0027] The following further describes the present utility model in detail with reference to embodiments:

[0028] Embodiment 1

[0029] As Figures 1-5 shown, the present utility model provides a VOCs organic waste gas purification device, including a waste gas cooling box 1;

[0030] A first adsorption unit 2 disposed on one side of the waste gas cooling box 1 for adsorption;

[0031] A photolysis component 3 disposed at one end of the first adsorption unit 2 for photolysis;

[0032] And a second adsorption unit 4 disposed at the other end of the photolysis component 3 for adsorption. The first adsorption unit 2 includes a liquid pumping component and an atomization component disposed inside the liquid pumping component. The second adsorption unit 4 includes an adsorption component disposed on one side of the photolysis component 3 and a catalytic component disposed on the other side of the adsorption component. The liquid pumping component includes a tank body 21, one side of the tank body 21 is communicated with the output end of the waste gas cooling box 1, the outer surface of the tank body 21 is detachably connected with a liquid storage tank 22, the upper surface of the liquid storage tank 22 is detachably connected with a liquid pumping pump 23, one end of the liquid pumping pump 23 extends into the interior of the liquid storage tank 22, the output end of the liquid pumping pump 23 extends into the interior of the tank body 21, the top of the tank body 21 is detachably connected with an air outlet pipe 24, the atomization component includes a first connecting pipe 25, both ends of the first connecting pipe 25 are fixedly connected to the inner wall of the tank body 21, the outer surface of the first connecting pipe 25 is fixedly connected with an installation ring 26, and the outer surface of the installation ring 26 is fixedly connected with an atomizing nozzle 27. When using the VOCs organic waste gas purification device, first, the waste gas is introduced into the waste gas cooling box 1 for cooling, and then the cooled waste gas is introduced into the tank body 21. The liquid pumping pump 23 is started to pump the absorption and neutralization liquid in the liquid storage tank 22 into the first connecting pipe 25, and finally sprayed out by the atomizing nozzle 27, so as to absorb the harmful substances in the waste gas. The absorbed waste gas will enter the interior of the photolysis box 31 through the guidance of the air outlet pipe 24 for further purification.

[0033] Embodiment 2

[0034] As Figures 1-5 shown, on the basis of Embodiment 1, the present utility model provides a technical solution: Preferably, the photolysis component 3 includes a photolysis box 31. The top of the photolysis box 31 is communicated with the air outlet pipe 24. The inner wall of the photolysis box 31 is fixedly connected with a partition baffle 32 and a UV photolysis lamp 33. The partition baffles 32 are alternately distributed inside the photolysis box 31. When the waste gas is introduced into the photolysis box 31, the harmful substances in the waste gas are photolyzed by using the light of the UV photolysis lamp 33. During the photolysis process, by using the flow disturbing effect of the partition baffle 32, the waste gas can be photolyzed more fully.

[0035] Embodiment 3

[0036] As Figures 1-5 shown, on the basis of Embodiment 1, the present utility model provides a technical solution: Preferably, the adsorption component includes a support frame 41. The upper surface of the support frame 41 is fixedly connected with an adsorption box 42. The bottom of the adsorption box 42 is communicated with one end of the photolysis box 31. The inner wall of the adsorption box 42 is fixedly connected with a mounting base 45. The outer surface of the mounting base 45 is detachably connected with an activated carbon plate 44. The upper surface of the support frame 41 is fixedly connected with a second connecting pipe 43. The catalytic component includes a catalytic box 49. One side of the catalytic box 49 is communicated with one end of the second connecting pipe 43. The top of the catalytic box 49 is fixedly connected with an exhaust pipe 48. The inner wall of the catalytic box 49 is fixedly connected with a heating pipe 46. The inner wall of the catalytic box 49 is fixedly connected with a catalyst pipe 47. The heating pipe 46 is arranged directly below the catalyst pipe 47. When the waste gas is photolyzed by the photolysis component 3, it will enter the adsorption box 42. The VOCs are absorbed by using the characteristics of the activated carbon plate 44. Finally, the waste gas enters the catalytic box 49 through the second connecting pipe 43. The inside of the catalytic box 49 is heated by using the heating pipe 46. Finally, the harmful substances in the waste gas are catalytically reacted by using the catalyst pipe 47, so as to achieve the complete purification of the waste gas.

[0037] Next, the working principle of the VOCs organic waste gas purification equipment will be specifically described.

[0038] As Figures 1-5As shown in the figure, when using the VOCs organic waste gas purification equipment, the waste gas is first introduced into the waste gas cooling box 1 for cooling, and then the cooled waste gas is introduced into the tank body 21. The liquid extraction pump 23 is started to pump the absorption and neutralization liquid in the liquid storage tank 22 into the first connecting pipe 25, and finally sprayed out by the atomizing nozzle 27, so as to absorb the harmful substances in the waste gas. The absorbed waste gas will enter the interior of the photolysis box 31 through the guidance of the air outlet pipe 24 for further purification. When the waste gas is introduced into the interior of the photolysis box 31, the illumination of the UV photolysis lamp 33 is used to photolyze the harmful substances in the waste gas. During the photolysis process, the turbulence effect of the isolation baffle 32 can make the waste gas photolyzed more fully. When the waste gas passes through the photolysis of the photolysis component 3, it will enter the interior of the adsorption box 42, and the characteristics of the activated carbon plate 44 are used to absorb VOCs. Finally, the waste gas enters the catalytic box 49 through the second connecting pipe 43. The heating pipe 46 is used to heat the interior of the catalytic box 49, and finally the catalyst pipe 47 is used to carry out a catalytic reaction on the harmful substances in the waste gas, so as to achieve the complete purification of the waste gas.

[0039] The above has generally described the present invention in detail, but based on the present invention, some modifications or improvements can be made, which are obvious to those of ordinary skill in the art. Therefore, the modifications or improvements made without departing from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A VOCs organic waste gas purification device, applicable to the purification of VOCs organic waste gas, including an exhaust gas cooling box (1); A first adsorption unit (2) arranged on one side of the exhaust gas cooling box (1) for adsorption; A photolysis component (3) arranged at one end of the first adsorption unit (2) for photolysis; and a second adsorption unit (4) disposed at the other end of the photolysis component (3) for adsorption, characterized in that: The first adsorption unit (2) includes a liquid pumping component and an atomization component arranged inside the liquid pumping component. The second adsorption unit (4) includes an adsorption component arranged on one side of the photolysis component (3) and a catalytic component arranged on the other side of the adsorption component.

2. The VOCs organic waste gas purification equipment according to claim 1, characterized in that: The liquid pumping component includes a tank body (21). One side of the tank body (21) is communicated with the output end of the exhaust gas cooling box (1). The outer surface of the tank body (21) is detachably connected with a liquid storage tank (22). The upper surface of the liquid storage tank (22) is detachably connected with a liquid pumping pump (23). One end of the liquid pumping pump (23) extends into the interior of the liquid storage tank (22). The output end of the liquid pumping pump (23) extends into the interior of the tank body (21). The top of the tank body (21) is detachably connected with an air outlet pipe (24).

3. The VOCs organic waste gas purification equipment according to claim 2, wherein: The atomization component includes a first connecting pipe (25). Both ends of the first connecting pipe (25) are fixedly connected to the inner wall of the tank body (21). The outer surface of the first connecting pipe (25) is fixedly connected with a mounting ring (26). The outer surface of the mounting ring (26) is fixedly connected with an atomizing nozzle (27).

4. A VOCs organic waste gas purification device according to claim 1, characterized in that: The photolysis component (3) includes a photolysis box (31). The top of the photolysis box (31) is communicated with the air outlet pipe (24). The inner wall of the photolysis box (31) is fixedly connected with a partition baffle (32) and a UV photolysis lamp (33). The partition baffles (32) are alternately distributed inside the photolysis box (31).

5. An apparatus for purifying VOCs organic waste gas according to claim 1, characterized in that: The adsorption component includes a support frame (41). The upper surface of the support frame (41) is fixedly connected with an adsorption box (42). The bottom of the adsorption box (42) is communicated with one end of the photolysis box (31). The inner wall of the adsorption box (42) is fixedly connected with a mounting base (45). The outer surface of the mounting base (45) is detachably connected with an activated carbon plate (44). The upper surface of the support frame (41) is fixedly connected with a second connecting pipe (43).

6. The VOCs organic waste gas purification equipment according to claim 5, characterized in that: The catalytic component includes a catalytic box (49). One side of the catalytic box (49) is communicated with one end of the second connecting pipe (43). The top of the catalytic box (49) is fixedly connected with an exhaust pipe (48).

7. The VOCs organic waste gas purification equipment according to claim 6, characterized in that: The inner wall of the catalytic box (49) is fixedly connected with a heating pipe (46). The inner wall of the catalytic box (49) is fixedly connected with a catalyst pipe (47). The heating pipe (46) is arranged directly below the catalyst pipe (47).

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