CN216023934U

CN216023934U - Environment-friendly industrial VOCs waste gas treatment device

Info

Publication number: CN216023934U
Application number: CN202122175416.5U
Authority: CN
Inventors: 成业春
Original assignee: Siyang Puda Environmental Protection Equipment Co ltd
Current assignee: Jiangsu Wanda Animal Husbandry Co.,Ltd.
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-15
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses an environment-friendly industrial VOCs waste gas treatment device, which comprises a spray purification tower, a dry filter, an active carbon adsorption bin, a catalytic combustion furnace and a chimney, wherein the spray purification tower comprises a tower body, an air inlet window is arranged on the side edge of the tower body, a defogging layer, a spray pipe and a rotational flow plate are sequentially arranged in the tower body from top to bottom, a water return port is arranged at the bottom of the tower body, a slag salvaging filter tank, a secondary filter tank and a clean water tank are arranged at the lower part of the water return port, a first filter plate is arranged between the slag salvaging filter tank and the secondary filter tank, a second filter plate is arranged between the secondary filter tank and the clean water tank, the aperture of the first filter plate is larger than that of the second filter plate, a water pump is arranged beside the clean water tank, one end of the water pump is connected into the clean water tank, and the other end of the water pump is connected with the spray pipe; has the advantages that: through retrieving and cyclic utilization to spray liquid in the spray column, can effective resources are saved and the energy consumption, multistage filtration also guarantees ultimate purifying effect simultaneously.

Description

Environment-friendly industrial VOCs waste gas treatment device

Technical Field

The utility model relates to the technical field related to environment-friendly equipment, in particular to an environment-friendly industrial VOCs waste gas treatment device.

Background

VOCs are various organic compounds having a boiling point of 50 to 260 ℃ at normal temperature. In China, VOCs refer to organic compounds with saturated vapor pressure of more than 70Pa at normal temperature and boiling point of below 260 ℃ at normal pressure, or all organic compounds with vapor pressure of more than or equal to 10Pa and volatility at 20 ℃.

Generally, they are classified into non-methane hydrocarbons (NMHCs), oxygen-containing organic compounds, halogenated hydrocarbons, nitrogen-containing organic compounds, sulfur-containing organic compounds, and the like. VOCs participate in the formation of ozone and secondary aerosols in the atmospheric environment, which have important effects on regional atmospheric ozone pollution and PM2.5 pollution. Most VOCs have unpleasant special odor and have toxic, irritant, teratogenic and carcinogenic effects, and particularly benzene, toluene, formaldehyde and the like cause great harm to human health. VOCs are important precursors causing urban dust haze and photochemical smog and mainly come from the processes of coal chemical industry, petrochemical industry, fuel coating manufacturing, solvent manufacturing and using and the like.

Traditional VOCs handles purifying effect relatively poor, sprays comparatively extravagant resource simultaneously, and it is more to produce waste water, and the input is also more.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The technical problem to be solved by the utility model is as follows: traditional VOCs handles purifying effect relatively poor, sprays comparatively extravagant resource simultaneously, and it is more to produce waste water, and the input is also more.

(II) technical scheme

In order to solve the above problems, the present invention provides the following technical solutions: the device comprises a spray purification tower, a dry filter, an active carbon adsorption bin, a catalytic combustion furnace and a chimney, wherein the spray purification tower, the dry filter, the active carbon adsorption bin, the catalytic combustion furnace and the chimney are sequentially connected;

the spray purification tower comprises a tower body, the tower body side is equipped with the air inlet window, the inside top-down of tower body is equipped with defogging layer, shower and whirl board in proper order, the tower body bottom is equipped with the return water mouth, return water mouth lower part is equipped with drags for sediment filtering ponds, second grade filtering ponds and clean water basin, drag for the sediment filtering ponds with be equipped with first filter plate in the middle of the second grade filtering ponds, second grade filtering ponds with be equipped with the second filter plate in the middle of the clean water basin, first filter plate aperture is greater than the aperture of second filter plate, the other water pump that is equipped with of clean water basin, water pump one end is connected to in the clean water basin, the other end with the shower is connected.

Furthermore, the shower with the whirl board is the multiunit, every the shower all passes through the water pump is connected in the clear water pond.

Further, dry filter includes the storehouse body, be equipped with primary filter plate, arc, secondary filter plate and dust pocket in proper order in the storehouse body, the arc is the wave, primary filter plate the arc with secondary filter plate aperture diminishes gradually.

Furthermore, the activated carbon adsorption bins are multiple groups.

Further, an exhaust fan is arranged at the bottom of the chimney.

(III) advantageous effects

The utility model has the beneficial effects that: the device stable in structure, easy operation, the practicality is strong, through spraying liquid and retrieving and cyclic utilization in to the spray column, can effective resources are saved and the energy consumption, multistage filtration also guarantees ultimate purifying effect simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a spray purification tower;

FIG. 3 is a cross-sectional view of a spray purification tower;

FIG. 4 is a schematic view of a dry filter construction;

in the figure: 1-a spray purification tower, 2-a dry filter, 3-an activated carbon adsorption bin, 4-a catalytic combustion furnace, 5-a chimney and 6-an exhaust fan;

1 a-tower body, 1 b-air inlet window, 1 c-demisting layer, 1 d-spray pipe, 1 e-rotational flow plate, 1 f-water return port, 1 g-slag-dragging filtering pool, 1 h-secondary filtering pool, 1 i-clear water pool, 1 j-first filtering plate, 1 k-second filtering plate and 1 m-water pump;

2 a-cabin body, 2 b-primary filter plate, 2 c-arc plate, 2 d-secondary filter plate and 2 e-dust bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides the following technical solutions: the device comprises a spray purification tower 1, a dry filter 2, an active carbon adsorption bin 3, a catalytic combustion furnace 4 and a chimney 5, wherein the spray purification tower 1, the dry filter 2, the active carbon adsorption bin 3, the catalytic combustion furnace 4 and the chimney 5 are sequentially connected;

the spraying purification tower 1 comprises a tower body 1a, an air inlet window 1b is arranged on the side edge of the tower body 1a, a demisting layer 1c, a spraying pipe 1d and a rotational flow plate 1e are sequentially arranged in the tower body 1a from top to bottom, a water return port 1f is arranged at the bottom of the tower body 1a, a slag fishing filtering pool 1g, a secondary filtering pool 1h and a clean water pool 1i are arranged at the lower part of the water return port 1f, a first filtering plate 1j is arranged between the slag fishing filtering pool 1g and the secondary filtering pool 1h, a second filtering plate 1k is arranged between the secondary filtering pool 1h and the clean water pool 1i, the aperture of the first filtering plate 1j is larger than that of the second filtering plate 1k, a water pump 1m is arranged beside the clean water pool 1i, one end of the water pump 1m is connected into the clean water pool 1i, and the other end of the water pump is connected with the spraying pipe 1 d.

Furthermore, the spraying pipes 1d and the rotational flow plates 1e are in multiple groups, and each spraying pipe 1d is connected in the clean water tank 1i through a water pump 1m, so that the spraying efficiency is improved, and the spraying effect is ensured; the dry filter 2 comprises a bin body 2a, a primary filter plate 2b, an arc-shaped plate 2c, a secondary filter plate 2d and a dust removal bag 2e are sequentially arranged in the bin body 2a, the arc-shaped plate 2c is wavy, the aperture of the primary filter plate 2b, the aperture of the arc-shaped plate 2d and the aperture of the secondary filter plate 2d are gradually reduced, and the filtering efficiency and the filtering effect are effectively improved; the activated carbon adsorption bins 3 are in a plurality of groups, and work simultaneously to improve the efficiency; an exhaust fan 6 is arranged at the bottom of the chimney 5, so that negative pressure air exhaust is more convenient to use, and the flow is easy to adjust.

When in use, industrial waste gas is sent into the spray purification tower 1 from the gas inlet window 1b, gas forms rotational flow in the tower body 1a under the action of a plurality of groups of rotational flow plates 1e, clean water sprayed by the spray pipe 1d purifies and absorbs the waste gas, meanwhile, the upper-most defogging layer 1c can prevent the fog from escaping into the dry filter, then spray liquid falls into the slag dragging filter tank 1g from the bottom water return port 1f, then flows into the secondary filter tank 1h and the clean water tank 1i in sequence, is filtered by the first filter plate 1j and the second filter plate 1k, the filtered clean water in the clean water tank 1i returns into the spray purification tower 1 again under the action of the water pump 1m for purification and then is recycled, resources and energy consumption can be effectively saved by recycling and recycling the spray liquid in the spray purification tower 1, and gas discharged from the top of the spray purification tower 1 can enter the dry filter 2, under the multi-stage filtration of the primary filter plate 2b, the arc-shaped plate 2c, the secondary filter plate 2d and the dust removal bag 2e, residual micro particles in the waste gas can be effectively removed, then the purified gas enters the activated carbon adsorption bin 3, the activated carbon in the adsorption bin further purifies the waste gas, then the volume which is not completely combusted in the waste gas is subjected to secondary combustion through the catalytic combustion furnace 4, and finally the waste gas is discharged from the chimney 5.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an environment-friendly industry VOCs exhaust treatment device which characterized in that: the device comprises a spray purification tower (1), a dry filter (2), an activated carbon adsorption bin (3), a catalytic combustion furnace (4) and a chimney (5), wherein the spray purification tower (1), the dry filter (2), the activated carbon adsorption bin (3), the catalytic combustion furnace (4) and the chimney (5) are sequentially connected;

the spray purification tower (1) comprises a tower body (1a), the side edge of the tower body (1a) is provided with an air inlet window (1b), the tower body (1a) is internally provided with a demisting layer (1c), a spray pipe (1d) and a spiral-flow plate (1e) from top to bottom in sequence, the bottom of the tower body (1a) is provided with a water return port (1f), the lower part of the water return port (1f) is provided with a slag fishing filtering pond (1g), a secondary filtering pond (1h) and a clean water pond (1i), the middle of the slag fishing filtering pond (1g) and the secondary filtering pond (1h) is provided with a first filter plate (1j), the middle of the secondary filtering pond (1h) and the clean water pond (1i) is provided with a second filter plate (1k), the aperture of the first filter plate (1j) is larger than that of the second filter plate (1k), and the other side of the clean water pond (1i) is provided with a water pump (1m), one end of the water pump (1m) is connected to the clean water tank (1i), and the other end of the water pump is connected with the spraying pipe (1 d).

2. The environmental-friendly industrial VOCs waste gas treatment device of claim 1, wherein: shower (1d) with whirl board (1e) is the multiunit, every shower (1d) all passes through water pump (1m) is connected in clean water basin (1 i).

3. The environmental-friendly industrial VOCs waste gas treatment device of claim 1, wherein: dry-type filter (2) are including storehouse body (2a), be equipped with primary filter plate (2b), arc (2c), secondary filter plate (2d) and dust pocket (2e) in the storehouse body (2a) in proper order, arc (2c) are the wave, primary filter plate (2b), arc (2c) with secondary filter plate (2d) aperture diminishes gradually.

4. The environmental-friendly industrial VOCs waste gas treatment device of claim 1, wherein: the activated carbon adsorption bins (3) are in a plurality of groups.

5. The environmental-friendly industrial VOCs waste gas treatment device of claim 1, wherein: and an exhaust fan (6) is arranged at the bottom of the chimney (5).