CN209317423U - The processing unit of chemical industry tail gas - Google Patents
The processing unit of chemical industry tail gas Download PDFInfo
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- CN209317423U CN209317423U CN201822112686.XU CN201822112686U CN209317423U CN 209317423 U CN209317423 U CN 209317423U CN 201822112686 U CN201822112686 U CN 201822112686U CN 209317423 U CN209317423 U CN 209317423U
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- gas
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- tail gas
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Abstract
The utility model provides a kind of processing unit of chemical industry tail gas, is related to chemical industry tail gas process field, the processing unit of the chemical industry tail gas, comprising the following steps: void tower, a spray washing component, secondary spraying wash, demister.Being able to solve existing chemical industry tail gas processing unit using the processing unit, the device is complicated, it is at high cost, and is difficult to the processing containing a large amount of dust and the chemical industry tail gas of ammonia the problem of meeting environmental emission standard, reaching reduces cost, improves clean-up effect, and the gas of discharge is made to meet the effect of environmental emission standard.
Description
Technical field
The utility model relates to chemical industry tail gas process fields, more particularly, to a kind of processing unit of chemical industry tail gas.
Background technique
In chemical field, the processing of tail gas is always enterprise's persistent ailment.With the continuous improvement and environmental protection meaning of environmental protection standard
The continuous reinforcement known, the requirement to chemical company's processing tail gas are higher and higher.
Currently, chemical company will accomplish the standard of zero-emission, need to carry out tail gas using the equipment of very accurate complexity
Processing, the equipment investment is huge, and enterprise is often difficult to undertake.Particularly with both containing dust or containing ammonia etc. in chemical industry tail gas
When the gas of limiting emission, current method and apparatus cannot reach the requirement of environmental protection.
There is an urgent need to develop a kind of new processing methods at present to meet for dirty containing a large amount of dust and ammonia etc. as a result,
Contaminate the process demand of the tail gas of object.
Utility model content
The purpose of this utility model is to provide the processing units of chemical industry tail gas, to solve the processing dress of existing chemical industry tail gas
Set that the device is complicated, it is at high cost, and the processing of the chemical industry tail gas containing a large amount of dust and ammonia is difficult to meet environmental emission standard
Problem.
In order to realize the above-mentioned purpose of the utility model, the following technical scheme is adopted:
A kind of processing unit of chemical industry tail gas, comprising:
Void tower, lower part are equipped with gas access, and bottom is equipped with liquid outlet, and top is equipped with gas vent；
Spray washing component is located inside the void tower, and the M gas including successively arranging in vertical direction divides again
Cloth device and the sprinkler part above every layer of gas redistributor；
Secondary spraying wash is located inside the void tower, and is located at the top of a spray washing component, packet
Include N number of tower tray and the sprinkler part above the tower tray；
Demister is located inside the void tower, and is located at the top of the secondary splash wash；
Wherein, the natural number that M is >=1, the natural number that N is >=1.
Compared with the prior art, the utility model has the following beneficial effects:
The processing unit of chemical industry tail gas provided by the utility model is washed including void tower and the primary spray being arranged in void tower
Component, secondary spraying wash and demister are washed, chemical industry tail gas enters from the air inlet of void tower lower part, then successively through primary
The washing of spray washing component, the washing of secondary spraying wash and demister demisting, then go out from the gas at the top of void tower
Mouth discharge.When handling using the processing unit chemical industry tail gas, spray washing twice and a demisting processing are included at least.
During processing, chemical industry tail gas enters from void tower lower part, and after handling by a spray washing, soluble chemistry tail can be absorbed
The dust of 70%-80% in gas, after secondary spraying carrying out washing treatment, dust is absorbed dissolution, 95% or more amino substantially
Originally it is eliminated, then by demisting, to remove ammonia and water vapour in tail gas etc., to make the pollution being discharged into the tail gas of atmosphere
Object fully controls in environmental protection standard.By multiple spray process, 100% zero pollutant discharge can also be realized.
By above-mentioned analysis it is found that processing unit structure provided by the utility model is simple, washed by the way that spray is rationally arranged
Component is washed, so that the simplification of realization device designs, therefore, the processing unit is at low cost, invests small, easy to maintain, processing effect
Fruit is obvious, has effect unique particularly with the processing of the chemical industry tail gas of the ammonia-containing gas containing dust, it is not up to standard to solve exhaust emissions
Problem.Meanwhile the processing unit can be directly connected to the generation device of chemical industry tail gas, realize online processing, improve processing effect
Rate.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of the processing unit of embodiment of the utility model；
Fig. 2 is a kind of process flow chart of the processing method of embodiment of the utility model.
Icon: 10- void tower；The gas access 11-；12- liquid outlet；13- gas vent；14- gas distributor；21- gas
Body redistributor；22- tower tray；23- nozzle；24- demister；31- circulating pump；32- blower.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in the present invention.
The utility model provides a kind of processing unit of chemical industry tail gas, as shown in Figure 1, comprising:
Void tower 10, lower part are equipped with gas access 11, and bottom is equipped with liquid outlet 12, and top is equipped with gas vent 13；
Spray washing component is located inside the void tower 10, again including M gas successively arranging in vertical direction
Distributor 21 and the sprinkler part above every layer of gas redistributor 21, for example, nozzle 23；
Secondary spraying wash is located inside the void tower 10, and is located at the top of a spray washing component,
Sprinkler part including N number of tower tray 22 and above the tower tray 22；
Demister 24 is located inside the void tower, and is located at the top of the secondary splash wash；
Wherein, the natural number that M is >=1, the natural number that N is >=1.
The processing unit of chemical industry tail gas provided by the utility model is washed including void tower and the primary spray being arranged in void tower
Component, secondary spraying wash and demister are washed, chemical industry tail gas enters from the air inlet of void tower lower part, then successively through primary
The washing of spray washing component, the washing of secondary spraying wash and demister demisting, then go out from the gas at the top of void tower
Mouth discharge.When handling using the processing unit chemical industry tail gas, spray washing twice and a demisting processing are included at least.
During processing, chemical industry tail gas enters from void tower lower part, and after handling by a spray washing, soluble chemistry tail can be absorbed
The dust of 70%-80% in gas, after secondary spraying carrying out washing treatment, dust is absorbed dissolution, 95% or more amino substantially
Originally it is eliminated, then by demisting, to remove ammonia and water vapour in tail gas etc., to make the pollution being discharged into the tail gas of atmosphere
Object fully controls in environmental protection standard.By multiple spray process, 100% zero pollutant discharge can also be realized.Due to gas
When body is aqueous, containing micro ammonia and solid can not be allowed in water, therefore, by the way that demister is arranged in void tower, it is ensured that
The exhaust gas in air is discharged into without water, few band water reduces pollution.
By above-mentioned analysis it is found that processing unit structure provided by the utility model is simple, washed by the way that spray is rationally arranged
Component is washed, so that the simplification of realization device designs, therefore, the processing unit is at low cost, invests small, easy to maintain, processing effect
Fruit is obvious, has effect unique particularly with the processing of the chemical industry tail gas of the ammonia-containing gas containing dust, it is not up to standard to solve exhaust emissions
Problem.Meanwhile the processing unit can be directly connected to the generation device of chemical industry tail gas, realize online processing, improve processing effect
Rate.
Wherein, the void tower in the utility model refers to the shell mechanism with tower, and inside is the tower of vacant structure, in the tower
There is no complicated mass-and heat-transfer pipelines in portion, therefore, using the processing method can in an efficient way equipment pipeline blockage the problems such as
Generation.
It should be noted that the number of a spray washing is not limited to once, can be set in the utility model
The spray washing of multilevel, such as can be set 1-5 times, preferably 2-5 times.
Similarly, in the utility model, the number of secondary spraying washing is not limited to once, can be set to multilevel
Spray washing, such as can be set 1-10 times, preferably 2-10 times.
The number of number and the secondary spraying washing of spray washing can be according to specific chemical industry tail to be treated
The specific ingredient and concentration of gas are set.When the concentration of harmful components is higher, the value of M and N can be increased, that is, increase spray
The number washed is eluted, to reach effective dedusting degasification.
When M is 2-5, by a spray washing of multilevel, the dust in tail gas can be completely removed, in addition,
Distribution process is first passed through before each spray washing, the detergent in the dust and spray washing in gas can be made sufficiently and equal
Even contact improves treatment effect.
When N is 2-10, is washed by the secondary spraying of multilevel, the ammonia in tail gas can be completely removed, in addition,
Distribution process is first passed through before each spray washing, the detergent in the ammonia and spray washing in gas can be made sufficiently and equal
Even contact improves treatment effect.
With continued reference to Fig. 1, in some embodiments of the utility model, which further includes gas distributor
14, which is located in the void tower 10, and is located at the lower section of a spray washing component.
By the way that gas distributor is arranged in the lower section of a spray washing component, first the chemical industry tail gas is carried out at distribution
Reason, then carries out a spray washing again.In this way, distribution process first can be carried out to the chemical industry tail gas entered in void tower, so that
The chemical industry tail gas entered in void tower can be uniformly distributed in void tower in the radial direction of void tower, from bottom to up Uniform Flow,
To improve a spray washing effect.
In some embodiments of the utility model, the gas distributor is that the gas of cross pipeline configuration is distributed
Device, the top of the gas distributor are equipped with gas and are distributed mouth, and bottom is equipped with liquid outlet.
Chemical industry tail gas enters from the entrance of gas distributor, from gas distribution mouth outflow after being distributed, moves then up.
With continued reference to Fig. 1, in some embodiments of the utility model, the liquid outlet 12 of the void tower 10 is by following
Ring pump 31 is connected to the sprinkler part in a spray washing component and/or secondary spraying wash.The connection structure can be with
Enable cleaning solution repeated recycling utilize, reduces liquid discharge amount.
In some embodiments of the utility model, the gas vent of the void tower is connected with blower 32.Purification gas
It is discharged outward under the action of blower.
In some embodiments of the utility model, the top of the demister is equipped with sprinkler part, is externally discharging
It is preceding further to be purified.
Embodiment
The present embodiment is a kind of processing unit of chemical industry tail gas containing a large amount of dust and ammonia, and structure can refer to Fig. 1,
Fig. 2 is using the processing unit to the processing technological flow figure containing dust and the chemical industry tail gas of ammonia.Specifically, the processing fills
It sets and includes:
Void tower 10, the lower part of the void tower 10 are equipped with gas access 11, and chemical industry tail gas enters from the gas access, and bottom is equipped with
Liquid outlet 12, the cleaning solution that spray washing generates in the process are flowed out from the liquid outlet, and top is equipped with gas vent 13, through locating
Purification gas after reason is flowed out from the gas vent 13；
In void tower 10, lower part is equipped with gas distributor 14, and the setting position of gas distributor 14 corresponds to the gas of void tower 10
Body entrance 11；
Successively arranging in the top of gas distributor 14, there are three gas redistributors 21, and in each gas redistributor
21 top is equipped with multiple nozzles 23, and gas redistributor 21 and nozzle 23 constitute a spray washing component, wherein spray
Mouth 23 can be realized 360 ° of sprays by the detergent service outside pipeline connection, nozzle；
Tower tray 22 there are three setting above a spray washing component, the top of each tower tray 22 is equipped with multiple nozzles
23 (positional relationship of a tower tray and respective nozzle being illustrated only in figure, other are not shown), tower tray 22 and match with it
Nozzle 23 constitute secondary spraying wash nozzle and can be realized 360 ° of sprays；
It is equipped with demister 24 in the top of secondary spraying wash, which is high-throughput vertical silk screen demisting
Device is equipped with nozzle 23 in the top of demister 24；
The liquid outlet 12 of void tower 10 is connected to by circulating pump 31 with the feeding pipe of detergent, realizes the circulation of cleaning solution
It utilizes.It carries out outlet again when the ammonia in cleaning solution reaches saturation state, or conveys other chemical processes and utilized；
The gas vent 13 of void tower 10 is connected to blower 32, accelerates exhaust outward under the action of blower 32.
As shown in Fig. 2, as follows using the method for above-mentioned processing unit processing chemical industry tail gas:
Chemical industry tail gas containing dust and ammonia is sent by pipeline to the gas access of void tower, enters gas distributor, gas later
Body continues to rise after being uniformly distributed, and successively by spray washing after the gas redistributor of each level, there are about 80%- during being somebody's turn to do
The washed dissolution of 90% dust, part ammonia are washed agent and absorb；Gas continues to rise after tower tray spray washing, 95%
Dust is washed completely, and substantially without ammonia in gas, gas continues to rise and is filtered, washed by demister, is purified after membrane removal
Gas, purification gas fast outlet under the action of blower from the gas vent of void tower.During being somebody's turn to do, the desalted water as detergent
Each sprinkler part to void tower is sent by pipeline, is finally sprayed from nozzle；After void tower internal upper part step by step spray washing gas
Cleaning solution dissolution dust and ammonia after free-falling to void tower bottom, from the liquid of void tower bottom under the action of circulating pump
Outlet, which is recycled at each sprinkler part, to be reused.Cleaning solution dust and ammonia density after repeatedly recycling increase, can be outer
Drain into recycle bin processing.
The effect of each component in the processing unit is as follows:
Gas distributor: stephanoporate steel plate compacting is welded into, and be evenly distributed gas, passes through gas in a organized way；
Gas redistributor: tower body wall cleaning solution washs in a organized way in guidance void tower, distributing gas, and 360 ° of combined highly effective
Nozzle washs step by step；
Tower tray: cleaning solution is managed in a organized way, enhances washing dynamics, improves washing quality；
Demister: the also dirt film that rises of the few molecule of remaining in spray washing treated gas passes through demisting
Porous folded plate and silk screen in device are removed efficiently, and complete gas final purification.
The processing method of the present embodiment is easy to operate, and clean-up effect is obvious, is suitable for waste gas pollution control and treatment in extensive chemical company,
Achieve the purpose that safeguard blue sky environment protection emission.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (8)
1. a kind of processing unit of chemical industry tail gas characterized by comprising
Void tower, lower part are equipped with gas access, and bottom is equipped with liquid outlet, and top is equipped with gas vent；
Spray washing component is located inside the void tower, including the M gas redistributor successively arranged in vertical direction
And the sprinkler part above every layer of gas redistributor；
Secondary spraying wash is located inside the void tower, and is located at the top of a spray washing component, including N
A tower tray and the sprinkler part above the tower tray；
Demister is located inside the void tower, and is located at the top of the secondary spraying wash；
Wherein, the natural number that M is >=1, the natural number that N is >=1.
2. processing unit according to claim 1, which is characterized in that the value of M is 1-5.
3. processing unit according to claim 1, which is characterized in that the value of N is 2-10.
4. processing unit according to claim 1-3 characterized by comprising
One gas distributor is located in the void tower, and is located at the lower section of a spray washing component.
5. processing unit according to claim 4, which is characterized in that the gas distributor is the gas of cross pipeline configuration
Body distributor, the top of the gas distributor are equipped with gas and are distributed mouth, and bottom is equipped with liquid outlet.
6. processing unit according to claim 4, which is characterized in that the liquid outlet of the void tower passes through circulating pump and one
Sprinkler part connection in secondary spray washing component and/or secondary spraying wash.
7. processing unit according to claim 4, which is characterized in that the gas vent of the void tower is connected with blower.
8. processing unit according to claim 4, which is characterized in that the top of the demister is equipped with sprinkler part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822112686.XU CN209317423U (en) | 2018-12-14 | 2018-12-14 | The processing unit of chemical industry tail gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822112686.XU CN209317423U (en) | 2018-12-14 | 2018-12-14 | The processing unit of chemical industry tail gas |
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| Publication Number | Publication Date |
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| CN209317423U true CN209317423U (en) | 2019-08-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432995A (en) * | 2018-12-14 | 2019-03-08 | 四川金象赛瑞化工股份有限公司 | The processing method and processing unit of chemical industry tail gas |
| CN115999327A (en) * | 2022-12-09 | 2023-04-25 | 广东皇冠新材料科技有限公司 | Waste gas treatment device for producing hot-melt pressure-sensitive adhesive |
-
2018
- 2018-12-14 CN CN201822112686.XU patent/CN209317423U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432995A (en) * | 2018-12-14 | 2019-03-08 | 四川金象赛瑞化工股份有限公司 | The processing method and processing unit of chemical industry tail gas |
| CN115999327A (en) * | 2022-12-09 | 2023-04-25 | 广东皇冠新材料科技有限公司 | Waste gas treatment device for producing hot-melt pressure-sensitive adhesive |
| CN115999327B (en) * | 2022-12-09 | 2023-09-26 | 广东皇冠新材料科技有限公司 | Waste gas treatment device for producing hot-melt pressure-sensitive adhesive |
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