CN206715568U - Exhaust treatment system and waste gas treatment equipment - Google Patents
Exhaust treatment system and waste gas treatment equipment Download PDFInfo
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- CN206715568U CN206715568U CN201720396774.XU CN201720396774U CN206715568U CN 206715568 U CN206715568 U CN 206715568U CN 201720396774 U CN201720396774 U CN 201720396774U CN 206715568 U CN206715568 U CN 206715568U
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Abstract
Technical field of environment protection equipment is the utility model is related to, more particularly, to a kind of exhaust treatment system and waste gas treatment equipment.Exhaust treatment system includes：First purifier, the second purifier and solvent recovery unit；First purifier is used to absorb the organic matter in waste gas；Second purifier is used to waste gas carrying out double purification；The solvent recovery unit is used to be recycled solvent；First purifier and the second purifier are interconnected, and first purifier connects with the second purifier with the solvent recovery unit.To alleviate, operating cost low to organic matter adsorption efficiency present in prior art be high and the technical problem of secondary pollution.
Description
Technical field
Technical field of environment protection equipment is the utility model is related to, is set more particularly, to a kind of exhaust treatment system and exhaust-gas treatment
It is standby.
Background technology
In the industrial processes such as coating, chemical industry, photoelectricity, the work such as toluene, butanone, isopropyl acetone, ethyl acetate can be used
Used for solvent, because the volatility of solvent is stronger, certain density organic matter is inevitably resulted from waste gas, it is most
Enterprise takes the measure for being directly discharged into air, so not only causes serious environmental pollution, and causes great wave
Take.
Caused organic exhaust gas is mainly ink and adjuvant due to volatility caused by the reasons such as temperature rise in printing process
Waste gas, its main component are n-propyl, isopropanol and n-propyl acetate etc..Ink is transferred to paper table from printing plate in production process
, it is necessary to which carrying out drying and processing to paper makes ink solidification in printing behind face, solvent all volatilizees during drying and processing,
Organic exhaust gas is formed, waste gas can be directly discharged in air by the exhaust duct of printing equipment, be polluted, it is therefore desirable to print
Organic exhaust gas caused by brush equipment is handled.
At present, it is domestic that organic waste is handled using adsorption tower filtering or the experimental method burnt for organic exhaust gas is general
Gas.When using adsorption tower processing, after charcoal absorption waste gas saturation, come using vapor or nitrogen in Detachment Activity charcoal
Organic solvent molecule, which needs to regularly replace activated carbon, and charcoal absorption rate is low causes retracting device huge, runs
Costly, also there is the problem of regeneration difficulty and secondary pollution.When using combustion system processing, CO2 can be produced, is unfavorable for
Environmental protection.
Utility model content
The purpose of this utility model is to provide exhaust treatment system, to alleviate present in prior art to organic matter
Adsorption efficiency is low, operating cost is high and the technical problem of secondary pollution.
A kind of exhaust treatment system provided by the utility model, including：First purifier, the second purifier and solvent
Retracting device；
First purifier is used to absorb the organic matter in waste gas；
Second purifier is used to waste gas carrying out double purification；
The solvent recovery unit is used to be recycled solvent；
First purifier and the second purifier are interconnected, and first purifier and the second purification fill
Put and equal connected with the solvent recovery unit.
Further, first purifier includes：First spray column, adsorption tower and tank；
First spray column is connected with the adsorption tower by tank；
First spray column is used to remove in the dust in waste gas；
The adsorption tower is used to the organic solvent in waste gas being removed.
Further, first spray column includes：First air inlet, the first gas outlet and at least one first spray
Layer；
First air inlet is arranged on the tower top of first spray column, and first gas outlet is arranged on described first
The side of spray column, first gas outlet connect with the tank, and the top of first gas outlet opening is higher than described
Water level in tank；
At least one first spraying layer is positioned close to the bottom of first spray column and height is higher than described the
The top of one gas outlet, first spraying layer are the first spraying layer of adverse current.
Further, the adsorption tower is provided with the second air inlet and the second gas outlet；
Second air inlet connects with one end of the tank, and second gas outlet connects with second purifier
Logical, the top of the second air inlet opening is higher than the water level in the tank.
Further, foam scrubber, gas block panel, blue coal adsorption layer and demisting net are provided with the adsorption tower；
The demisting net, blue coal adsorption layer, gas block panel and foam scrubber along the adsorption tower short transverse from top to bottom
Set gradually；Described foam scrubber one end is connected with the gas block panel, and the other end of the foam scrubber is arranged on described
Adsorption tower bottom.
Further, the blue coal adsorption layer is two, and two blue coal adsorption layers are arranged at intervals successively.
Further, second purifier is the second spray column；
Second spray column includes the 3rd air inlet, the 3rd gas outlet, the 3rd discharge outlet and at least one second spray
Layer；
Second spraying layer is positioned close to the 3rd outlet port；3rd air inlet and second outlet
Mouth connection, the 3rd gas outlet connects with chimney.
Further, it is provided with the bottom surface of the tank on the first discharge outlet and side and is provided with the second discharge outlet；
First discharge outlet connects with the solvent recovery unit, and second discharge outlet passes through water pump and described first
Spraying layer connects.
Further, the solvent recovery unit includes solvent recovery tower, solvent recovery tank and condenser；
The first water inlet, the 4th discharge outlet and the 4th gas outlet are provided with the solvent recovery tower；4th draining
Mouth and the 4th gas outlet are oppositely arranged on the bottom and top of the solvent recovery tower, and first water inlet is arranged on described molten
In the side wall of agent recovery tower；
First discharge outlet and the 3rd discharge outlet connect with first water inlet, the 4th discharge outlet with it is described
Second spraying layer connects, and the 4th gas outlet sequentially connects with the condenser and the solvent recovery tank.
A kind of waste gas treatment equipment, there is above-mentioned exhaust treatment system, in addition to chimney；
The chimney connects with second purifier.
A kind of exhaust treatment system provided by the utility model, including：First purifier, the second purifier and solvent
Retracting device；First purifier is used to absorb the organic matter in waste gas；Second purifier is used for waste gas
Carry out double purification；The solvent recovery unit is used to be recycled solvent；First purifier and second net
Makeup is put interconnected, and first purifier connects with the second purifier with the solvent recovery unit.With slow
Solve that, operating cost low to organic matter adsorption efficiency present in prior art be high and the technical problem of secondary pollution.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of workflow diagram for exhaust treatment system that the utility model embodiment provides；
Fig. 2 is the first purifier and the second purification dress for a kind of exhaust treatment system that the utility model embodiment provides
Put workflow diagram；
Fig. 3 is a kind of schematic diagram of the first purifier of exhaust treatment system that the utility model embodiment provides；
Fig. 4 is a kind of workflow diagram for waste gas treatment equipment that the utility model embodiment provides.
Icon：The spray columns of 10- first；20- tanks；30- adsorption towers；The spray columns of 40- second；50- solvent recovery towers；60-
Condenser；70- solvent recovery tanks；The spraying layers of 110- first；310- demisting nets；320- orchid coal adsorption layers；330- gas block panels；410-
Second spraying layer.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, such as occur term " " center ", " on ", " under ", " left side ",
" right side ", " vertical ", " level ", " interior ", " outer " etc., orientation or position relationship indicated by it be based on orientation shown in the drawings or
Position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, such as there is term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or implying relative
Importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term such as occurs in description of the present utility model
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model.
Fig. 1 is a kind of workflow diagram for exhaust treatment system that the utility model embodiment provides；Fig. 2 is that this practicality is new
The first purifier and the second purifier workflow diagram for a kind of exhaust treatment system that type embodiment provides.Such as Fig. 1 and 2
It is shown, a kind of exhaust treatment system provided by the utility model, including：First purifier, the second purifier and solvent return
Receiving apparatus；
First purifier is used to absorb the organic matter in waste gas；
Second purifier is used to waste gas carrying out double purification；
The solvent recovery unit is used to be recycled solvent；
First purifier and the second purifier are interconnected, and first purifier and the second purification fill
Put and equal connected with the solvent recovery unit.
In the present embodiment, including：First purifier, the second purifier and solvent recovery unit；First purification
Device is used to absorb the organic matter in waste gas；Second purifier is used to waste gas carrying out double purification；The solvent
Retracting device is used to be recycled solvent；First purifier and the second purifier are interconnected, and described
First purifier connects with the second purifier with the solvent recovery unit.It is right present in prior art to alleviate
Organic matter adsorption efficiency is low, operating cost is high and the technical problem of secondary pollution.
On the basis of above-described embodiment, further, first purifier includes：First spray column 10, absorption
Tower 30 and tank 20；
First spray column 10 is connected with the adsorption tower 30 by tank 20；
First spray column 10 is used to remove in the dust in waste gas；
The adsorption tower 30 is used to the organic solvent in waste gas being removed.
Wherein, the liquid that the first spray column 10 sprays can be a variety of, such as：Toluene, butanone, isopropyl acetone and gasoline etc..
In the present embodiment, the first purifier includes：First spray column 10, adsorption tower 30 and tank 20；First spray column
10 are connected with adsorption tower 30 by tank 20；When waste gas is entered in the first spray column 10, the first spray column 10 is opened
Beginning work, by the dust in waste gas and partial voc_s removal, waste gas is entering adsorption tower 30, waste gas by tank 20
Absorption again is carried out in process adsorption tower 30.
On the basis of above-described embodiment, further, first spray column 10 includes：First air inlet, first go out
Gas port and at least one first spraying layer 110；
First air inlet is arranged on the tower top of first spray column 10, and first gas outlet is arranged on described
The side of one spray column 10, first gas outlet connect with the tank 20, and the top of first gas outlet opening is high
In water level in the tank 20；
At least one first spraying layer 110 is positioned close to the bottom of first spray column 10 and height is higher than institute
The top of the first gas outlet is stated, first spraying layer 110 is the first spraying layer 110 of adverse current.
Wherein, spraying layer can be for two, three or multiple, and spraying layer can be along the circumferential uniform of spray column
Arrangement.
In the present embodiment, waste gas is entered in the first spray column 10 from the first air inlet, at least one first spraying layer 110
Start working, because the first spraying layer 110 is countercurrent spray layer, so, the first spray is entered from the first air inlet in waste gas
When in tower 10, waste gas forms adverse current with spraying layer, so that the sufficient of waste gas is contacted with the first spray liquid, raising pair
The efficiency of the processing of waste gas；Also, the top of the first gas outlet opening is higher than water level in tank 20, in the first spray column 10
Waste gas will not produce the blocked situation of the circulation passage of waste gas, improve exhaust-gas treatment mistake when being circulated to adsorption tower 30
The security of journey.
On the basis of above-described embodiment, further, the adsorption tower 30 is provided with the second air inlet and the second outlet
Mouthful；
Second air inlet connects with one end of the tank 20, second gas outlet and second purifier
Connection, the top of the second air inlet opening is higher than the water level in the tank 20.
In the present embodiment, the top of the opening of the second air inlet can ensure that waste gas can higher than the water level in tank 20
Unimpeded enters in adsorption tower 30, carries out absorption again to waste gas by adsorption tower 30.
Fig. 3 is a kind of schematic diagram of the first purifier of exhaust treatment system that the utility model embodiment provides.Such as
Shown in Fig. 3, on the basis of above-described embodiment, further, be provided with the adsorption tower 30 foam scrubber, gas block panel 330,
Blue coal adsorption layer 320 and demisting net 310；
The demisting net 310, blue coal adsorption layer 320, gas block panel 330 and foam scrubber are along the height side of adsorption tower 30
To setting gradually from top to bottom；Described foam scrubber one end is connected with the gas block panel 330, the foam scrubber it is another
End is arranged on the bottom of adsorption tower 30.
In the present embodiment, demisting net 310, blue coal adsorption layer 320, gear are being disposed with along the inner height direction of adsorption tower 30
Gas plate 330 and foam scrubber, waste gas are washed by foam scrubber first, blue coal adsorption layer 320 again to useless
Organic matter in gas is adsorbed, so that the organic matter in waste gas can be cleared up maximumlly.
On the basis of above-described embodiment, further, the blue coal adsorption layer 320 is two, and two blue coals are inhaled
Attached layer 320 is arranged at intervals successively.
In the present embodiment, blue coal adsorption layer 320 in adsorption tower 30 is two, two blue coal adsorption layers 320 successively between
Every be arranged in adsorption tower 30, for improving adsorption tower 30 to the adsorption capacity of the organic matter in waste gas.
Fig. 4 is a kind of workflow diagram for waste gas treatment equipment that the utility model embodiment provides.As shown in figure 4,
On the basis of above-described embodiment, further, second purifier is the second spray column 40；
Second spray column 40 includes the 3rd air inlet, the 3rd gas outlet, the 3rd discharge outlet and at least one second spray
Drenching layer 410；
Second spraying layer 410 is positioned close to the 3rd outlet port；3rd air inlet and described second
Gas outlet connects, and the 3rd gas outlet connects with chimney.
In the present embodiment, at least one second spraying layer 410 is positioned close to the 3rd outlet port, the second spraying layer 410
Sprinkling liquid is further purified waste gas, so that waste gas reaches the standard of discharge.
On the basis of above-described embodiment, further, the first discharge outlet and side are provided with the bottom surface of the tank 20
The second discharge outlet is provided with face；
First discharge outlet connects with the solvent recovery unit, and second discharge outlet passes through water pump and described first
Spraying layer 110 connects.
In the present embodiment, the first discharge outlet and the second discharge outlet are respectively provided with the bottom surface and side of tank 20, in water
After water in groove 20 uses a period of time, the water in tank 20 is entered in solvent recovery unit by first discharge port, with
Water in tank 20 dissolved with certain organic matter handling；Water in tank 20 is to be conveyed through the second outlet by water pump
To the first spraying layer 110, so that the water in tank 20 is farthest used.
On the basis of above-described embodiment, further, the solvent recovery unit includes solvent recovery tower 50, solvent returns
Closed cans 70 and condenser 60；
The first water inlet, the 4th discharge outlet and the 4th gas outlet are provided with the solvent recovery tower 50；4th row
The mouth of a river and the 4th gas outlet are oppositely arranged on the bottom and top of the solvent recovery tower 50, and first water inlet is arranged on institute
In the side wall for stating solvent recovery tower 50；
First discharge outlet and the 3rd discharge outlet connect with first water inlet, the 4th discharge outlet with it is described
Second spraying layer 410 connects, and the 4th gas outlet sequentially connects with the condenser 60 and the solvent recovery tank 70.
In the present embodiment, the first water inlet of solvent recovery tower 50 connects with the first discharge outlet and the 3rd discharge outlet, and
4th discharge outlet is connected with the second spray, and spray liquid, and the 4th gas outlet and condenser 60 are improved for the second spraying layer 410
Sequentially connected with solvent recovery tank 70；So, when the liquid in solvent recovery tower 50 is handled, first, by adsorption tower
The blue coal adsorption layer 320 of saturation in 30 is taken out, and is carried out by burning to the offer heat of solvent recovery tower 50, solvent
After adsorbed organic matter in recovery tower 50 is detached, enter in condenser 60, the mixture of organic matter and vapor
It is condensed, then flows into solvent recovery tank 70, in solvent recovery tank 70, organic matter and water will be divided by gravitational separation
Organic matter recovery after layer, and if organic matter is dissolved in water, then reclaimed after subsequently rectifying is carried out.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. exhaust treatment system, it is characterised in that including：First purifier, the second purifier and solvent recovery dress Put；First purifier is used to absorb the organic matter in waste gas；Second purifier is used to waste gas carrying out double purification；The solvent recovery unit is used to be recycled solvent；First purifier and the second purifier are interconnected, and first purifier and the second purifier are equal Connected with the solvent recovery unit.
- 2. exhaust treatment system according to claim 1, it is characterised in that first purifier includes：First spray Drench tower (10), adsorption tower (30) and tank (20)；First spray column (10) is connected with the adsorption tower (30) by tank (20)；First spray column (10) is used to remove in the dust in waste gas；The adsorption tower (30) is used to the organic solvent in waste gas being removed.
- 3. exhaust treatment system according to claim 2, it is characterised in that first spray column (10) includes：First Air inlet, the first gas outlet and at least one first spraying layer (110)；First air inlet is arranged on the tower top of first spray column (10), and first gas outlet is arranged on described first The side of spray column (10), first gas outlet connect with the tank (20), and the top of first gas outlet opening Higher than the tank (20) interior water level；At least one first spraying layer (110) is positioned close to the bottom of first spray column (10) and height is higher than institute The top of the first gas outlet is stated, first spraying layer (110) is the first spraying layer of adverse current.
- 4. exhaust treatment system according to claim 3, it is characterised in that the adsorption tower (30) is provided with the second air inlet Mouth and the second gas outlet；Second air inlet connects with one end of the tank (20), and second gas outlet connects with second purifier Logical, the top of the second air inlet opening is higher than the water level in the tank (20).
- 5. exhaust treatment system according to claim 4, it is characterised in that be provided with foam in the adsorption tower (30) and wash Wash device, gas block panel (330), blue coal adsorption layer (320) and demisting net (310)；The demisting net (310), blue coal adsorption layer (320), gas block panel (330) and foam scrubber are high along the adsorption tower (30) Degree direction is set gradually from top to bottom；Described foam scrubber one end is connected with the gas block panel (330), the foam scrubber The other end be arranged on the adsorption tower (30) bottom.
- 6. exhaust treatment system according to claim 5, it is characterised in that the blue coal adsorption layer (320) be two, two The individual blue coal adsorption layer (320) is arranged at intervals successively.
- 7. exhaust treatment system according to claim 6, it is characterised in that second purifier is the second spray column (40)；Second spray column (40) includes the 3rd air inlet, the 3rd gas outlet, the 3rd discharge outlet and at least one second spray Layer (410)；Second spraying layer (410) is positioned close to the 3rd outlet port；3rd air inlet goes out with described second Gas port connects, and the 3rd gas outlet connects with chimney.
- 8. exhaust treatment system according to claim 7, it is characterised in that is provided with the bottom surface of the tank (20) The second discharge outlet is provided with one discharge outlet and side；First discharge outlet connects with the solvent recovery unit, and second discharge outlet passes through water pump and the described first spray Layer connection.
- 9. exhaust treatment system according to claim 8, it is characterised in that the solvent recovery unit includes solvent recovery Tower (50), solvent recovery tank (70) and condenser (60)；The first water inlet, the 4th discharge outlet and the 4th gas outlet are provided with the solvent recovery tower (50)；4th draining Mouth and the 4th gas outlet are oppositely arranged on the bottom and top of the solvent recovery tower (50), and first water inlet is arranged on institute In the side wall for stating solvent recovery tower (50)；First discharge outlet and the 3rd discharge outlet connect with first water inlet, the 4th discharge outlet and described second Spraying layer (410) connects, and the 4th gas outlet sequentially connects with the condenser (60) and the solvent recovery tank (70).
- 10. a kind of waste gas treatment equipment, there is the exhaust treatment system as described in claim any one of 1-9, it is characterised in that Also include chimney；The chimney connects with second purifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396774.XU CN206715568U (en) | 2017-04-14 | 2017-04-14 | Exhaust treatment system and waste gas treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396774.XU CN206715568U (en) | 2017-04-14 | 2017-04-14 | Exhaust treatment system and waste gas treatment equipment |
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| Publication Number | Publication Date |
|---|---|
| CN206715568U true CN206715568U (en) | 2017-12-08 |
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ID=60505550
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720396774.XU Active CN206715568U (en) | 2017-04-14 | 2017-04-14 | Exhaust treatment system and waste gas treatment equipment |
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| Country | Link |
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| CN (1) | CN206715568U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890521A (en) * | 2017-04-14 | 2017-06-27 | 湖南省浏阳市择明热工器材有限公司 | Exhaust treatment system and waste gas treatment equipment |
| CN113521929A (en) * | 2021-08-20 | 2021-10-22 | 骏化生态工程有限公司 | Method for washing particles in tail gas of compound fertilizer |
-
2017
- 2017-04-14 CN CN201720396774.XU patent/CN206715568U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890521A (en) * | 2017-04-14 | 2017-06-27 | 湖南省浏阳市择明热工器材有限公司 | Exhaust treatment system and waste gas treatment equipment |
| CN113521929A (en) * | 2021-08-20 | 2021-10-22 | 骏化生态工程有限公司 | Method for washing particles in tail gas of compound fertilizer |
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