CN219128859U

CN219128859U - Industrial VOCs waste gas decomposition and purification treatment equipment

Info

Publication number: CN219128859U
Application number: CN202223590944.8U
Authority: CN
Inventors: 汤伟民
Original assignee: Nanjing Saibo Intelligent Technology Co ltd
Current assignee: Nanjing Saibo Intelligent Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-06
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses industrial VOCs waste gas decomposition and purification treatment equipment, and belongs to the field of industrial waste gas decomposition and purification treatment equipment. An industrial VOCs waste gas decomposition purification treatment device, comprising: the filter tank is internally provided with an air inlet bin, a cracking bin, a sterilizing bin, an adsorption bin and an exhaust bin from bottom to top in sequence, and the top of the exhaust bin is provided with an exhaust port; according to the utility model, the decomposition reaction and adsorption of the industrial VOCs waste gas are carried out layer by sequentially arranging the cracking bin, the sterilizing bin, the adsorption bin and the exhaust bin from bottom to top in the filter tank, the water tank is utilized to enable the industrial VOCs waste gas to be fully contacted with the atomized aqueous solution through the water pipe and the atomizing nozzle, dust particles in the gas are effectively removed, and the exhaust bin is connected with the cracking bin by arranging the connecting pipe, so that the industrial waste gas can be subjected to the cyclic decomposition reaction and adsorption in the filter tank, the exhaust gas at the exhaust port is ensured to reach the emission standard, and the device has the characteristics of simple structure and good treatment effect.

Description

Industrial VOCs waste gas decomposition and purification treatment equipment

Technical Field

The utility model relates to the field of industrial waste gas decomposition and purification treatment equipment, in particular to industrial VOCs waste gas decomposition and purification treatment equipment.

Background

Industrial waste gas refers to the general term of various pollutant-containing gases discharged into air generated in the fuel combustion and production process in factories of enterprises, and according to the definition of world health organization, volatile organic compounds VOCs refer to various organic compounds with boiling points of 50-260 ℃ under normal pressure, if the waste gas is not completely discharged into the atmosphere, the waste gas can enter human bodies through human respiratory tracts, serious harm to human health and air pollution are caused, so the waste gas needs to be treated before being discharged outside.

As in the patent of chinese patent application No. 202220483682.6, an industrial waste gas treatment device is disclosed, comprising: the treatment box, the top of treatment box is fixed with the intake pipe of being convenient for waste gas entering, the inside of treatment box is equipped with the subassembly that sprays that is used for spraying waste gas, the below of spraying the subassembly is equipped with the filter that is convenient for carry out filterable to spray water, still includes stirring subassembly and anti-blocking assembly, stirring subassembly is located the inside of treatment box, just stirring subassembly is located spray the both sides of subassembly, anti-blocking assembly is located the top of filter, the utility model can drive the inside waste gas flow of treatment box through being equipped with stirring subassembly for waste gas can with spray water abundant contact, thereby effectually improve the treatment effect of waste gas, avoid in spraying the in-process, gas flow direction is singled for gas can not fully contact with spray water, leads to spraying worse condition, simple structure facilitates the use.

Above-mentioned patent is through being equipped with stirring subassembly, can drive the inside waste gas flow of processing box for waste gas can with the abundant contact of shower water, thereby the effectual treatment effect who improves waste gas, but above-mentioned patent makes shower water and the abundant mode of contact of industrial waste gas comparatively singlely of waste gas just through stirring subassembly, can't filter the gas in the waste gas fully and decompose, can make the gas hardly reach emission standard, thereby influences gas emission efficiency, consequently, need improve the not enough and the defect of prior art.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the mode of fully contacting spray water with industrial waste gas only through a stirring assembly to treat the waste gas is single, and the gas in the waste gas cannot be fully filtered and decomposed, so that the gas is difficult to reach the emission standard, and the gas emission efficiency is affected, and provides industrial VOCs waste gas decomposition and purification treatment equipment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

an industrial VOCs waste gas decomposition purification treatment device, comprising: the filter tank is internally provided with an air inlet bin, a cracking bin, a sterilizing bin, an adsorption bin and an exhaust bin from bottom to top in sequence, the top of the exhaust bin is provided with an exhaust port, the side edge of the exhaust bin is connected with the cracking bin through a connecting pipe, an air pump is arranged on the connecting pipe, the side edge of the air inlet bin is connected with an induced draft fan through an air inlet, and a sponge filter screen is arranged in the induced draft fan; the filter tank is kept away from and is fixedly connected with a water tank through the fixed hoop in the direction of the air inlet, be connected with the air inlet bottom through the circulating pipe on the water tank, be provided with liquid pump one on the circulating pipe, be connected with atomizer through the water pipe on the water tank, atomizer is in the air inlet upper portion and is located the air inlet top in the air inlet, be provided with liquid pump two on the water pipe, water tank upper portion is provided with the inlet.

In order to facilitate the reaction of industrial VOCs waste gas in the filter tank to decompose more fully, preferably, all be provided with bracing piece, notch in schizolysis storehouse, the storehouse of disinfecting, the adsorption bin, be connected with the shrouding through the telescopic link on the bracing piece, the shrouding is located notch top and is connected with the notch block.

In order to facilitate the extension and retraction of the telescopic rod, preferably, an outer cylinder is arranged on the telescopic rod, an inner cylinder is connected in a sliding manner in the outer cylinder, and a tension spring is connected between the inner cylinder and the outer cylinder.

In order to be convenient for carry out catalytic cracking to the industry VOCs waste gas in the filter canister, preferably, schizolysis storehouse bottom is provided with the air-permeable plate, the air-permeable plate top is provided with catalytic cracking filter screen, catalytic cracking filter screen is located between bracing piece, the notch.

In order to facilitate the photolysis reaction of the industrial VOCs waste gas in the filter tank, preferably, an ultraviolet lamp is arranged in the sterilization bin and is positioned between the support rod and the notch.

In order to facilitate the filtration and adsorption of the industrial VOCs waste gas in the filter tank, preferably, an activated carbon filter screen is arranged in the adsorption bin and is positioned between the support rod and the notch.

In order to prevent the gas in the cracking bin from overflowing into the exhaust bin directly, a one-way valve is preferably arranged on the connecting pipe, and the one-way valve is arranged below the air pump.

In order to facilitate the outward discharge of the saturated aqueous solution at the bottom of the air inlet bin, preferably, the bottom of the air inlet bin is provided with a liquid outlet.

Compared with the prior art, the utility model provides industrial VOCs waste gas decomposition and purification treatment equipment, which has the following beneficial effects:

the device is characterized in that an air inlet bin, a cracking bin, a sterilizing bin, an adsorption bin and an exhaust bin are sequentially arranged in a filtering tank from bottom to top to decompose and adsorb industrial VOCs waste gas layer by layer, the industrial VOCs waste gas can be fully contacted with atomized aqueous solution by utilizing a water tank through a water pipe and an atomization nozzle, dust particles in the gas are effectively removed, a connecting pipe is arranged to connect the exhaust bin with the cracking bin, the industrial waste gas can be circularly decomposed and adsorbed in the filtering tank, and the exhaust gas at an exhaust port is ensured to reach the emission standard.

Drawings

FIG. 1 is a schematic three-dimensional structure of an industrial VOCs waste gas decomposition and purification treatment device;

FIG. 2 is a schematic cross-sectional view of an industrial VOCs waste gas decomposition and purification treatment device according to the present utility model;

FIG. 3 is a schematic diagram of a pyrolysis bin structure of an industrial VOCs waste gas decomposition and purification treatment device;

fig. 4 is a schematic diagram of a sterilizing cabin structure of an industrial VOCs waste gas decomposition and purification treatment device according to the present utility model;

FIG. 5 is a schematic diagram of the adsorption bin structure of an industrial VOCs waste gas decomposition and purification treatment device;

fig. 6 is a schematic view of a telescopic rod structure of an industrial VOCs waste gas decomposing and purifying treatment device according to the present utility model.

In the figure: 1. an air inlet; 101. a sponge filter screen; 102. an induced draft fan; 2. a filter tank; 21. an air inlet bin; 22. a cracking bin; 23. a sterilizing bin; 24. an adsorption bin; 25. an exhaust bin; 3. a connecting pipe; 31. an air pump; 32. a one-way valve; 4. a water tank; 41. a fixing hoop; 42. a circulation pipe; 43. a liquid pump I; 44. a liquid inlet; 45. a water pipe; 46. a liquid pump II; 47. an atomizing nozzle; 5. a liquid outlet; 6. an exhaust port; 7. a support rod; 8. a telescopic rod; 81. an outer cylinder; 82. an inner cylinder; 83. a tension spring; 9. a sealing plate; 10. a notch; 11. a ventilation plate; 12. catalytic cracking filter screen; 13. an ultraviolet lamp; 14. and (3) an active carbon filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1 to 6, an industrial VOCs exhaust gas decomposing and purifying treatment apparatus includes: the filter tank 2, the filter tank 2 is internally provided with an air inlet bin 21, a cracking bin 22, a sterilizing bin 23, an adsorption bin 24 and an exhaust bin 25 in sequence from bottom to top, the top of the exhaust bin 25 is provided with an exhaust port 6, the side edge of the exhaust bin 25 is connected with the cracking bin 22 through a connecting pipe 3, the connecting pipe 3 is provided with an air pump 31, the side edge of the air inlet bin 21 is connected with an induced draft fan 102 through an air inlet 1, and a sponge filter screen 101 is arranged in the induced draft fan 102; the filter tank 2 is kept away from the direction of the air inlet 1 and fixedly connected with a water tank 4 through a fixed hoop 41, the water tank 4 is connected with the bottom of the air inlet bin 21 through a circulating pipe 42, a first liquid pump 43 is arranged on the circulating pipe 42, the water tank 4 is connected with an atomizing nozzle 47 through a water pipe 45, the atomizing nozzle 47 is positioned at the upper part of the air inlet bin 21 and above the air inlet 1, a second liquid pump 46 is arranged on the water pipe 45, and a liquid inlet 44 is arranged at the upper part of the water tank 4.

Working principle: when the utility model is used, the induced draft fan 102 is started to lead the industrial VOCs waste gas to enter the air inlet bin 21 through the air inlet 1 after being preliminarily filtered by the sponge filter screen 101, the liquid pump two 46 is started to pump the water solution in the water tank 4 out of the water pipe 45 and spray the water solution into the air inlet bin 21 through the atomizing nozzle 47, the liquid pump one 43 is started to pump the water solution at the bottom of the air inlet bin 21 into the water tank 4 to finish the circulation of the water solution so as to save water resources, the water solution and the industrial waste gas are fully mixed, the large particle dust in the industrial waste gas is adsorbed and removed, the rest of the gas sequentially enters the cracking bin 22, the sterilizing bin 23, the adsorption bin 24 and the air outlet bin 25 through the ventilation plate 11, the decomposition reaction and the adsorption are carried out layer by layer, an operator can detect whether the gas reaches the emission standard at the air outlet 6 or not, if the emission standard is reached, the air outlet 6 can be opened for upward air exhaust, the air pump 31 is started to pump the gas in the air outlet bin 25 into the cracking bin 22 through the connecting pipe 3, the steps are repeated until the gas circulation reaction is decomposed and adsorbed until the gas emission standard reaches the emission standard and is discharged through the air outlet 6.

The cracking bin 22, the sterilizing bin 23 and the adsorption bin 24 are respectively provided with a supporting rod 7 and a notch 10, the supporting rods 7 are connected with a sealing plate 9 through telescopic rods 8, and the sealing plate 9 is positioned above the notch 10 and is in clamping connection with the notch 10; after the gas in a certain bin body in the filter tank 2 reaches a certain amount after reaction and adsorption, the gas upwards extends through the jacking sealing plate 9, so that the telescopic rod 8 is stretched, a closed area between the sealing plate 9 and the notch 10 is jacked, the gas upwards diffuses through the notch 10 to place the next bin body for continuous decomposition reaction and adsorption, and the structure ensures that the gas decomposition reaction in each bin body is more sufficient.

The telescopic rod 8 is provided with an outer cylinder 81, an inner cylinder 82 is connected in a sliding manner in the outer cylinder 81, and a tension spring 83 is connected between the inner cylinder 82 and the outer cylinder 81; by arranging the tension spring 83 in the telescopic rod 8, the inner cylinder 82 can still retract into the outer cylinder 81 after being stretched by the sealing plate 9 by utilizing the characteristic that the tension spring 83 is recovered after being stretched.

The bottom of the cracking bin 22 is provided with a ventilation plate 11, a catalytic cracking filter screen 12 is arranged above the ventilation plate 11, and the catalytic cracking filter screen 12 is positioned between the support rod 7 and the notch 10; after the industrial VOCs exhaust gas enters the cracking bin 22, the catalytic cracking filter screen 12 can perform catalytic cracking on the exhaust gas, and decompose a part of harmful substances in the exhaust gas.

An ultraviolet lamp 13 is arranged in the sterilizing bin 23, and the ultraviolet lamp 13 is positioned between the supporting rod 7 and the notch 10; when industrial VOCs waste gas enters the sterilizing bin 23, the ultraviolet lamp 13 is started to carry out photolysis reaction on the waste gas, and harmful substances in the waste gas can be further removed.

An activated carbon filter screen 14 is arranged in the adsorption bin 24, and the activated carbon filter screen 14 is positioned between the support rod 7 and the notch 10; when the residual gas continues to enter the adsorption bin 24 upwards, the gas passes through the activated carbon filter screen 14 to adsorb and remove moisture and peculiar smell in the gas.

The connecting pipe 3 is provided with a one-way valve 32, and the one-way valve 32 is positioned below the air pump 31; by providing the check valve 32 in the connecting pipe 3, the gas unreacted and decomposed in the cracking chamber 22 is effectively prevented from entering the exhaust chamber 25 through the connecting pipe 3.

The bottom of the air inlet bin 21 is provided with a liquid outlet 5; the saturated aqueous solution in the air inlet bin 21 can be discharged outwards by opening the liquid outlet 5 at the bottom of the air inlet bin 21, so that the aqueous solution at the bottom of the air inlet bin 21 is prevented from being excessive.

According to the utility model, the air inlet bin 21, the cracking bin 22, the sterilizing bin 23, the adsorption bin 24 and the exhaust bin 25 are sequentially arranged in the filter tank 2 from bottom to top to perform decomposition reaction and adsorption on industrial VOCs waste gas layer by layer, the industrial VOCs waste gas can be fully contacted with atomized aqueous solution by utilizing the water tank 4 through the water pipe 45 and the atomizing nozzle 47, dust particles in the gas are effectively removed, the exhaust bin 25 is connected with the cracking bin 22 by the connecting pipe 3, the industrial waste gas can be subjected to cyclic decomposition reaction and adsorption in the filter tank 2, and the exhaust gas at the exhaust port 6 is ensured to reach the emission standard.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. An industrial VOCs waste gas decomposition purification treatment device, comprising:

the filter tank comprises a filter tank body (2), wherein an air inlet bin (21), a cracking bin (22), a sterilizing bin (23), an adsorption bin (24) and an exhaust bin (25) are sequentially arranged in the filter tank body (2) from bottom to top, an exhaust port (6) is formed in the top of the exhaust bin (25), the side edge of the exhaust bin (25) is connected with the cracking bin (22) through a connecting pipe (3), an air pump (31) is arranged on the connecting pipe (3), an induced draft fan (102) is connected with the side edge of the air inlet bin (21) through an air inlet (1), and a sponge filter screen (101) is arranged in the induced draft fan (102);

the utility model discloses a filter tank, including filtration jar (2), inlet (1) and filter tank, filter tank (2) keep away from in the direction of inlet (1) through fixed hoop (41) fixedly connected with water tank (4), be connected with inlet (21) bottom through circulating pipe (42) on water tank (4), be provided with liquid pump one (43) on circulating pipe (42), be connected with atomizer (47) on water tank (4) through water pipe (45), atomizer (47) are in inlet (21) upper portion and are located inlet (1) top, be provided with liquid pump two (46) on water pipe (45), water tank (4) upper portion is provided with inlet (44).

2. The industrial VOCs waste gas decomposition and purification treatment equipment according to claim 1, wherein the cracking bin (22), the sterilizing bin (23) and the adsorption bin (24) are internally provided with a supporting rod (7) and a notch (10), the supporting rod (7) is connected with a sealing plate (9) through a telescopic rod (8), and the sealing plate (9) is located above the notch (10) and is connected with the notch (10) in a clamping way.

3. The industrial VOCs waste gas decomposition and purification treatment equipment according to claim 2, wherein an outer cylinder (81) is arranged on the telescopic rod (8), an inner cylinder (82) is connected in a sliding manner in the outer cylinder (81), and a tension spring (83) is connected between the inner cylinder (82) and the outer cylinder (81).

4. The industrial VOCs waste gas decomposition and purification treatment equipment according to claim 2, wherein a ventilation plate (11) is arranged at the bottom of the cracking bin (22), a catalytic cracking filter screen (12) is arranged above the ventilation plate (11), and the catalytic cracking filter screen (12) is positioned between the supporting rod (7) and the notch (10).

5. The industrial VOCs waste gas decomposition and purification treatment equipment according to claim 1, wherein an ultraviolet lamp (13) is arranged in the sterilization bin (23), and the ultraviolet lamp (13) is positioned between the support rod (7) and the notch (10).

6. The industrial VOCs waste gas decomposition and purification treatment equipment according to claim 1, wherein an activated carbon filter screen (14) is arranged in the adsorption bin (24), and the activated carbon filter screen (14) is positioned between the support rod (7) and the notch (10).

7. An industrial VOCs waste gas decomposing and purifying treatment device according to claim 1, characterized in that the connecting pipe (3) is provided with a one-way valve (32), and the one-way valve (32) is located below the air pump (31).

8. The industrial VOCs waste gas decomposing and purifying treatment equipment as claimed in claim 1, wherein a liquid outlet (5) is arranged at the bottom of the air inlet bin (21).