CN205925395U - Industry tail gas processing device - Google Patents
Industry tail gas processing device Download PDFInfo
- Publication number
- CN205925395U CN205925395U CN201620661451.4U CN201620661451U CN205925395U CN 205925395 U CN205925395 U CN 205925395U CN 201620661451 U CN201620661451 U CN 201620661451U CN 205925395 U CN205925395 U CN 205925395U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- desulfurizing tower
- gas processing
- hydrogen peroxide
- absorption tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an industry tail gas processing device, absorption tower and desulfurizing tower including interconnect, the spray set who is equipped with the defroster in the absorption tower and is connected with the hydrogen peroxide solution storage tank, spray set include the shower of being connected with the hydrogen peroxide solution storage tank, first shower head and second shower head, and the below of first shower head and second shower head is equipped with first packing layer and second packing layer respectively, and the lower extreme on absorption tower is equipped with the air inlet, and the top of air inlet is equipped with a plurality of aerators, and the below is equipped with the collecting vat, is equipped with the fluid -discharge tube on the lateral wall of collecting vat, the desulfurizing tower includes to be separated by the baffle and is epicoele and cavity of resorption, is equipped with a plurality of through -holes on the baffle, goes up the honeycomb duct that the intracavity was equipped with a plurality of S types, and the top of honeycomb duct is equipped with the closing plate, is equipped with a gas outlet on the closing plate, and the top of closing plate is equipped with the filter layer, the intake pipe intercommunication of cavity of resorption and desulfurizing tower, and the outlet duct of desulfurizing tower is connected with a plenum chamber, and the plenum chamber is connected with the blast pipe, is equipped with the detection of exhaust gas appearance on the blast pipe.
Description
Technical field
This utility model is related to vent gas treatment field and in particular to arriving a kind of industrial tail gas processing meanss.
Background technology
Recently as the fast development of China's economy, sulphuric acid output is also advanced by leaps and bounds, and the discharge capacity of SO2 is also and day
All increasings, cause very big pollution to environment, and the discharge reducing SO2 is very urgent.With《Sulfuric acid industry pollutant emission mark
Accurate》、《Fossil-fuel power plant atmospheric pollutant emission standard》Enforcement, the probability very little of the direct qualified discharge of manufacturing enterprise it is necessary to
Set up exhaust gas processing device.There is kind more than 200 for the desulfuration processing method of tail gas at present, but only more than 20 of application in industry
Kind.Comprehensive conventional various dry method, semidry method and wet desulfurizing process and device exist：Removing SO2 efficiency is low, once invests
Greatly, operating cost is higher, produces side-product simultaneously, causes secondary pollution etc..
Utility model content
The purpose of this utility model be provide a kind of industrial tail gas processing meanss, by absorption tower spray hydrogen peroxide
A large amount of sulfur dioxide absorptions, and using desulfurizing tower, secondary desulfuration is carried out to sulfur dioxide, improve desulfuration efficiency, the tail after purification
Sulfur dioxide concentration in gas is low, and sulfur is recycled, and not only reduces the production cost of sulphuric acid, and prevents secondary dirt
Dye.
For reaching above-mentioned purpose, this utility model be employed technical scheme comprise that：There is provided a kind of industrial tail gas processing meanss, bag
Include interconnective absorption tower and desulfurizing tower；It is provided with demister and the spray equipment being connected with hydrogen peroxide storage tank in absorption tower,
Spray equipment includes shower, the first spray head and the second spray head being connected with hydrogen peroxide storage tank, the first spray head and second
Spray head be respectively arranged below with the first packing layer and the second packing layer, the lower end on absorption tower is provided with air inlet, air inlet upper
Side is provided with some aerators, and lower section is provided with collecting tank, and the side wall of collecting tank is provided with discharging tube, collecting tank pass through circulation pipe with double
Oxygen water storage tank connects；Desulfurizing tower includes epicoele and the cavity of resorption being separated by dividing plate, and dividing plate is provided with multiple through holes, and upper intracavity is provided with
The mozzle of some S types, the top of mozzle is provided with sealing plate, is provided with a gas outlet on sealing plate, sealing plate top be provided with
Filter layer, cavity of resorption is connected with the air inlet pipe of desulfurizing tower, and the escape pipe of desulfurizing tower is connected with a plenum chamber, and plenum chamber is with exhaustor even
Connect, exhaustor is provided with wasted nickel catalyst instrument.
Preferably, connected by conduit between absorption tower and desulfurizing tower.
Preferably, shower is provided with force (forcing) pump and flow control valve.
Preferably, the lower section of aerator is provided with installing plate, and installing plate is provided with multiple through holes, and each through hole corresponds to an aeration
Device.
Preferably, exhaustor is also connected with return duct, and return duct is provided with reflux inlet.
Preferably, sealing plate is obliquely installed, and gas outlet is arranged on the relatively high one end of sealing plate.
In sum, this utility model has advantages below：
Tail gas is passed into sulfur dioxide absorption in absorption tower by this utility model, the hydrogen peroxide being sprayed by spray head with upwards
The sulfur dioxide reaction of flowing, removal effect is good, and desulfurization degree is high, and the sulfur dioxide concentration in tail gas after purification is low, and sulfur is recovered
Using, not only reduce the production cost of sulphuric acid, and prevent secondary pollution, meanwhile, remaining tail gas pass through connect pipe flow
Enter and in desulfurization case, carry out second desulfurization, tail gas time of staying in desulfurization case is longer, and gas partitions are little bubble, make
Contact area increases, and improves desulfuration efficiency, more environmentally-friendly.
Brief description
Fig. 1 is the schematic diagram of this utility model industrial tail gas processing meanss；
Wherein, 1, absorption tower；2nd, desulfurizing tower；3rd, conduit；4th, gas outlet；5th, demister；6th, the first spray head；7th, first fill out
The bed of material；8th, the second spray head；9th, the second packing layer；10th, aerator；11st, discharging tube；12nd, air inlet；13rd, collecting tank；14th, add
Press pump；15th, epicoele；16th, cavity of resorption；17th, filter layer；18th, sealing plate；19th, gas outlet；20th, mozzle；21st, through hole；22nd, dividing plate；
23rd, air inlet pipe；24th, plenum chamber；25th, wasted nickel catalyst instrument；26th, exhaustor；27th, return duct；28th, hydrogen peroxide storage tank；29th, circulate
Pipe.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in detail.
In an embodiment of the present utility model, as shown in Figure 1, there is provided a kind of industrial tail gas processing meanss, including phase
The absorption tower 1 connecting and desulfurizing tower 2；It is provided with demister 5 and the spray dress being connected with hydrogen peroxide storage tank 28 in absorption tower 1
Put, spray equipment includes shower, the first spray head 6 and the second spray head 8 being connected with hydrogen peroxide storage tank 28, the first spray head
6 and second spray head 8 be respectively arranged below with the first packing layer 7 and the second packing layer 9, the lower end on absorption tower 1 is provided with air inlet
12, the top of air inlet 12 is provided with some aerators 10, and lower section is provided with collecting tank 13, and the side wall of collecting tank 13 is provided with discharging tube
11, collecting tank 13 is connected with hydrogen peroxide storage tank 28 by circulation pipe 29；Desulfurizing tower 2 includes epicoele 15 He being separated by dividing plate 22
Cavity of resorption 16, dividing plate 22 is provided with multiple through holes 21, is provided with the mozzle 20 of some S types in epicoele 15, and the top of mozzle 20 sets
There is sealing plate 18, sealing plate 18 is provided with a gas outlet 19, the top of sealing plate 18 is provided with filter layer 17, cavity of resorption 16 and desulfurizing tower
2 air inlet pipe 23 connects, and the escape pipe of desulfurizing tower 2 is connected with a plenum chamber 24, and plenum chamber 24 is connected with exhaustor 26, exhaustor
26 are provided with wasted nickel catalyst instrument 25.
Optimal enforcement example of the present utility model, is connected by conduit 3 between absorption tower 1 and desulfurizing tower 2；Shower is provided with
Force (forcing) pump 14 and flow control valve；The lower section of aerator 10 is provided with installing plate, and installing plate is provided with multiple through holes, each through hole pair
Answer an aerator；Exhaustor 26 is also connected with return duct 27, and return duct 27 is provided with reflux inlet；Sealing plate 18 tilts to set
Put, and gas outlet 19 is arranged on the higher one end of sealing plate 18.
During use, air inlet 12 is connected with the offgas outlet of acid-producing apparatus, adds concentration to be 0.1- in collecting tank 13
5% hydrogen peroxide solution, adds the higher hydrogen peroxide solution of concentration in hydrogen peroxide storage tank 28.Sulfuric acid industry containing sulfur dioxide
Tail gas is entered by absorption tower 1 bottom air inlet 12, and hydrogen peroxide solution is pumped into first spray head on absorption tower 1 top by force (forcing) pump 14
Under 6 and second are drenched by top in spray head 8, gas-liquid is fully contacted anti-in the first packing layer 7 and the second packing layer 9 in the middle of tower
Should, the sulfur dioxide in tail gas is fallen in the collecting tank 13 of absorption tower 1 bottom by hydrogen peroxide sorption enhanced for dilute sulfuric acid, remaining tail
Gas enters in desulfurizing tower 2 with conduit 3 after demister 5.When the hydrogen peroxide concentration in collecting tank 13 is higher than 0.1%, molten
Liquid enters spray head by the circulation pipe 29 of collecting tank 13 bottom through circulating pump, realizes circulated sprinkling；When hydrogen peroxide concentration in solution
During less than 0.1%, open the valve on discharging tube 11, one part is entered dry absorption section by the leakage fluid dram of collecting tank 13 bottom
Circulation acid tank in as adjusting sour dense use water, a part is supplemented appropriate hydrogen peroxide solution by circulating pump, hydrogen peroxide is contained
Amount controls in 0.1%-5%, then enters back into spray head spray.The volume of the hydrogen peroxide solution being supplemented by circulating pump and leakage fluid dram
The liquor capacity discharged identical it is ensured that the long-play of device.It is provided with horizontally disposed dividing plate 22, dividing plate 22 in desulfurizing tower 2
Corresponding with the cross section of desulfurizing tower 2, the inner chamber of desulfurizing tower is divided into epicoele 15 and cavity of resorption 16 by dividing plate 22, air inlet 23 with
Chamber 16 is connected, and dividing plate 22 is provided with multiple through holes 21, and epicoele 15 is connected with cavity of resorption 16, is respectively arranged with epicoele 15 and cavity of resorption 16
Ammonia, separately has the mozzle 20 of S type to be arranged in epicoele 15, the both ends open of mozzle 20, and mozzle 20 lower end and through hole
21 corresponding settings；Tail gas is entered in epicoele 15 by the through hole 21 of dividing plate 22, during by dividing plate 22, tail gas is divided
It is divided into little bubble, increases the contact area with ammonia, enter in mozzle 20 by the gas after dividing plate 22, due to mozzle
20 is S type, increases walking area in mozzle 20 for the gas, so that bubble is fully reacted with ammonia, desulfurization is more thorough.Can not
Reaction tail gas then converge in plenum chamber 24, after the detection of wasted nickel catalyst instrument 25, tail gas is up to standard, discharges, not up to standard then
Send in return duct 27, carry out desulfurization again, effectively prevent atmospheric pollution.
Although being described in detail to specific embodiment of the present utility model in conjunction with accompanying drawing, it is right to should not be construed as
The restriction of the protection domain of this patent.In scope described by claims, those skilled in the art are without creative labor
Move the various modifications that can make and deformation still belongs to the protection domain of this patent.
Claims (6)
1. a kind of industrial tail gas processing meanss it is characterised in that：Including interconnective absorption tower（1）And desulfurizing tower（2）；Described
Absorption tower（1）Inside it is provided with demister（4）And with hydrogen peroxide storage tank（28）Connect spray equipment, described spray equipment include with
Hydrogen peroxide storage tank（28）The shower of connection, the first spray head（6）With the second spray head（8）, described first spray head（6）With
Two spray heads（8）Be respectively arranged below with the first packing layer（7）With the second packing layer（9）, described absorption tower（1）Lower end be provided with
Air inlet（12）, air inlet（12）Top be provided with some aerators（10）, lower section is provided with collecting tank（13）, described collecting tank
（13）Side wall be provided with discharging tube（11）, described collecting tank（13）By circulation pipe（29）With hydrogen peroxide storage tank（28）Connect；
Described desulfurizing tower（2）Including by dividing plate（22）The epicoele separating（15）And cavity of resorption（16）, described dividing plate（22）It is provided with multiple
Through hole（21）, described epicoele（15）Inside it is provided with the mozzle of some S types（20）, described mozzle（20）Top be provided with sealing plate
（18）, described sealing plate（18）It is provided with a gas outlet（19）, described sealing plate（18）Top be provided with filter layer（17）, described
Cavity of resorption（16）With desulfurizing tower（2）Air inlet pipe（23）Connection, described desulfurizing tower（2）Escape pipe be connected with a plenum chamber（24）,
Described plenum chamber（24）With exhaustor（26）Connect, described exhaustor（26）It is provided with wasted nickel catalyst instrument（25）.
2. industrial tail gas processing meanss as claimed in claim 1 it is characterised in that：Described absorption tower（1）And desulfurizing tower（2）It
Between pass through conduit（3）Connect.
3. industrial tail gas processing meanss as claimed in claim 1 it is characterised in that：Described shower is provided with force (forcing) pump（14）
And flow control valve.
4. industrial tail gas processing meanss as claimed in claim 1 it is characterised in that：Described aerator（10）Lower section be provided with peace
Dress plate, installing plate is provided with multiple through holes, and each through hole corresponds to an aerator.
5. industrial tail gas processing meanss as claimed in claim 1 it is characterised in that：Described exhaustor（26）Also with return duct
（27）Connect, described return duct（27）On reflux inlet is installed.
6. industrial tail gas processing meanss as claimed in claim 1 it is characterised in that：Described sealing plate（18）It is obliquely installed, and
Gas outlet（19）It is arranged on sealing plate（18）Higher one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661451.4U CN205925395U (en) | 2016-06-29 | 2016-06-29 | Industry tail gas processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661451.4U CN205925395U (en) | 2016-06-29 | 2016-06-29 | Industry tail gas processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205925395U true CN205925395U (en) | 2017-02-08 |
Family
ID=57929884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620661451.4U Expired - Fee Related CN205925395U (en) | 2016-06-29 | 2016-06-29 | Industry tail gas processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205925395U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704446A (en) * | 2018-06-04 | 2018-10-26 | 广州引航者信息科技有限公司 | A kind of marine exhaust desulfurizer and method |
| CN108946649A (en) * | 2018-07-12 | 2018-12-07 | 蚌埠市昊源压缩机制造有限公司 | A kind of exhaust gas cleaner for gas station oil gas processing system |
| CN109126450A (en) * | 2018-10-30 | 2019-01-04 | 晋江知保企业管理咨询有限公司 | Industrial carbon monoxide emission-control equipment |
-
2016
- 2016-06-29 CN CN201620661451.4U patent/CN205925395U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704446A (en) * | 2018-06-04 | 2018-10-26 | 广州引航者信息科技有限公司 | A kind of marine exhaust desulfurizer and method |
| CN108946649A (en) * | 2018-07-12 | 2018-12-07 | 蚌埠市昊源压缩机制造有限公司 | A kind of exhaust gas cleaner for gas station oil gas processing system |
| CN109126450A (en) * | 2018-10-30 | 2019-01-04 | 晋江知保企业管理咨询有限公司 | Industrial carbon monoxide emission-control equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20170629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |