CN207307572U - A kind of waste gas of sulphuric acid plant efficient absorption tower - Google Patents
A kind of waste gas of sulphuric acid plant efficient absorption tower Download PDFInfo
- Publication number
- CN207307572U CN207307572U CN201721227340.3U CN201721227340U CN207307572U CN 207307572 U CN207307572 U CN 207307572U CN 201721227340 U CN201721227340 U CN 201721227340U CN 207307572 U CN207307572 U CN 207307572U
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- CN
- China
- Prior art keywords
- absorption tower
- storage tank
- liquid storage
- tower body
- waste gas
- 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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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of waste gas of sulphuric acid plant efficient absorption tower, exhaust outlet is offered including upper end, lower end is provided with the absorption tower body of exhaust input tube, the sodium hydroxide neutralizer that the exhaust outlet of absorption tower body is conveyed by the first drain ring and the sprinkling of the first spray head out of liquid reserve tank；The liquid storage tank and injection apparatus being oppositely arranged are installed on the inner wall of absorption tower body, injection apparatus extracts liquid fill-before-fire out of liquid storage tank and returns in liquid storage tank, shower is formed in absorption tower body at the same time, shower is contacted with the waste gas stream risen, forms second neutralization step；The second drain ring being connected with liquid storage tank is installed below liquid storage tank, under the hydraulic pressure effect of liquid storage tank, the second spray head that the sodium hydroxide neutralizer of liquid storage tank is fitted around from the second drain ring sprays, with having just enter into the intrinsic exhaust gas contact in absorption tower, the 3rd neutralization step is formed, neutralizes and absorption efficiency is high.
Description
Technical field：
It the utility model is related to a kind of waste gas of sulphuric acid plant efficient absorption tower.
Background technology：
Tower is one of most important equipment in the production such as chemical industry, medicine, pesticide, oil, it can make gas-liquid two-phase it
Between be in close contact, achieve the purpose that interphase mass transfer.Tower passes through long-term development, to meet production technology demand, shape
Into multi-form structure.Sulfuric acid plant can produce large quantity of exhaust gas in process of production, contain a large amount of side sulfur dioxide in exhaust gas
With sulfur trioxide, it is necessary to be neutralized by sodium hydroxide solution, reach discharge standard.Existing absorption tower is by from top
Sprinkling sodium hydroxide solution neutralizes exhaust gas, this mode can not make exhaust gas come into full contact with sodium hydroxide solution and
Reaction, assimilation effect are undesirable.
The content of the invention：
The purpose of this utility model is to solve the problems of the prior art, there is provided one kind passes through upper and lower both sides spray head
The water mist and intermediate injection device of ejection, which spray the water column to be formed, makes the exhaust gas in absorption tower fully be connect with sodium hydroxide solution
Touch, good absorption effect, efficient waste gas of sulphuric acid plant efficient absorption tower.
In order to achieve the above object, the technical solution of the utility model is：
A kind of waste gas of sulphuric acid plant efficient absorption tower, including upper end offers exhaust outlet, lower end is provided with exhaust input tube
Absorption tower body, the first drain ring has been fitted around on the exhaust outlet of the absorption tower body, has been surround on the first drain ring
It is provided with and stretches into intrinsic first spray head in absorption tower；The liquid storage being oppositely arranged is installed on the inner wall of the absorption tower body
Pond and injection apparatus, the injection apparatus are located at the oblique upper of liquid storage tank, the spray towards liquid storage tank are installed on the injection apparatus
Penetrate pipe；The second drain ring being connected with liquid storage tank is installed in the absorption tower inner body wall below the liquid storage tank, described
The second spray head has been fitted around on two drain rings；Liquid reserve tank is installed, the liquid reserve tank leads on the outside of the absorption tower body
Cross the first transmission pipeline with the first drain ring to be connected, the liquid reserve tank is also connected by the second transmission pipeline with liquid storage tank, described
Liquid storage tank is connected by the 3rd transmission pipeline with injection apparatus, first transmission pipeline, the second transmission pipeline and the 3rd transmission
Circulating pump is mounted on pipeline.
Outage is offered on the bottom plate of the absorption tower body.
The opening of the liquid storage tank is tiltedly installed with outwardly extending baffle.
The beneficial effects of the utility model are：A kind of waste gas of sulphuric acid plant efficient absorption tower of the utility model, absorption tower sheet
The sodium hydroxide neutralizer that the exhaust outlet of body is conveyed by the first drain ring and the sprinkling of the first spray head out of liquid reserve tank；Inhale
Receive and the liquid storage tank and injection apparatus being oppositely arranged are installed on the inner wall of tower body, injection apparatus extracts liquid again out of liquid storage tank
Spray back in liquid storage tank, while shower is formed in absorption tower body, shower is contacted with the waste gas stream risen, formation the
Two neutralization steps；The second drain ring being connected with liquid storage tank is installed below liquid storage tank, under the hydraulic pressure effect of liquid storage tank,
The second spray head that the sodium hydroxide neutralizer of liquid storage tank is fitted around from the second drain ring sprays, with having just enter into absorption tower sheet
Internal exhaust gas contact, forms the 3rd neutralization step, neutralizes and absorption efficiency is high.
Brief description of the drawings：
Fig. 1 is the structure diagram of the utility model.
Embodiment：
Embodiment 1
A kind of waste gas of sulphuric acid plant efficient absorption tower as shown in Figure 1, including upper end offers exhaust outlet 11, lower end is provided with
The absorption tower body 1 of exhaust input tube 12, exhaust gas are discharged from exhaust outlet 11 again after passing into neutralization from exhaust outlet 11.The suction
Receive and be fitted around the first drain ring 2 on the exhaust outlet 11 of tower body 1, be fitted around on the first drain ring 2 and stretched into suction
Receive the first spray head 21 in tower body 1.The liquid storage tank 3 being oppositely arranged and spray are installed on the inner wall of the absorption tower body 1
Injection device 4, the injection apparatus 4 are located at the oblique upper of liquid storage tank 3, the injection towards liquid storage tank 3 are installed on the injection apparatus 4
Pipe 41.The water column that injection apparatus 4 is sprayed from playpipe 41 is injected liquid storage tank 3 and is recycled, and the opening of the liquid storage tank 3 tilts
Outwardly extending baffle 91 is installed, baffle 91 can prevent the water column that injection apparatus 4 sprays largely to be splashed to outside liquid storage tank 3.
The second drain ring 5 being connected with liquid storage tank 3 is installed on 1 inner wall of absorption tower body of the lower section of the liquid storage tank 3, described second
The second spray head 51 has been fitted around on drain ring 5.
The outside of the absorption tower body 1 is provided with liquid reserve tank 6, and the liquid reserve tank 6 passes through the first transmission pipeline 7 and first
Drain ring 2 is connected, and the liquid reserve tank 6 is also connected by the second transmission pipeline 71 with liquid storage tank 3, and the liquid storage tank 3 passes through the 3rd
Transmission pipeline 72 is connected with injection apparatus 4, on first transmission pipeline 7, the second transmission pipeline 71 and the 3rd transmission pipeline 72
Circulating pump 8 is mounted on, circulating pump 8 provides the transmission power of neutralizer in transmission pipeline.On the bottom plate of the absorption tower body 1
Outage 9 is offered, the waste liquid pool of lower section can be discharged into absorption tower body 1 from outage 9 with the liquid after absorption.
A kind of waste gas of sulphuric acid plant efficient absorption tower of the present embodiment, including upper end offers exhaust outlet, lower end be provided with it is useless
The absorption tower body of gas input pipe, the exhaust outlet of absorption tower body are sprayed from liquid reserve tank by the first drain ring and the first spray head
It is interior to convey the sodium hydroxide neutralizer to come；The liquid storage tank being oppositely arranged is installed on the inner wall of absorption tower body and injection fills
Put, injection apparatus extracts liquid fill-before-fire out of liquid storage tank and returns in liquid storage tank, while forms shower, spray in absorption tower body
Jetting column is contacted with the waste gas stream risen, forms second neutralization step；It is provided with what is be connected with liquid storage tank below liquid storage tank
Second drain ring, under the hydraulic pressure effect of liquid storage tank, the sodium hydroxide neutralizer of liquid storage tank is fitted around from the second drain ring
The second spray head spray, with having just enter into the intrinsic exhaust gas contact in absorption tower, form the 3rd neutralization step, neutralize and absorb
It is efficient.
Claims (3)
- A kind of 1. waste gas of sulphuric acid plant efficient absorption tower, it is characterised in that：Exhaust outlet is offered including upper end（11）, lower end is provided with Exhaust input tube（12）Absorption tower body（1）, the absorption tower body（1）Exhaust outlet（11）On be fitted around first and led Pendular ring（2）, the first drain ring（2）On be fitted around and stretch into absorption tower body（1）The first interior spray head（21）；It is described Absorption tower body（1）Inner wall on the liquid storage tank being oppositely arranged is installed（3）And injection apparatus（4）, the injection apparatus（4）Position In liquid storage tank（3）Oblique upper, the injection apparatus（4）It is upper to install towards liquid storage tank（3）Playpipe（41）；The liquid storage tank （3）The absorption tower body of lower section（1）It is provided with inner wall and liquid storage tank（3）The second drain ring being connected（5）, described second leads Pendular ring（5）On be fitted around the second spray head（51）；The absorption tower body（1）Outside liquid reserve tank is installed（6）, it is described Liquid reserve tank（6）Pass through the first transmission pipeline（7）With the first drain ring（2）It is connected, the liquid reserve tank（6）Also pass through the second transfer tube Road（71）With liquid storage tank（3）It is connected, the liquid storage tank（3）Pass through the 3rd transmission pipeline（72）With injection apparatus（4）It is connected, it is described First transmission pipeline（7）, the second transmission pipeline（71）With the 3rd transmission pipeline（72）On be mounted on circulating pump（8）.
- A kind of 2. waste gas of sulphuric acid plant efficient absorption tower according to claim 1, it is characterised in that：The absorption tower body （1）Bottom plate on offer outage（9）.
- A kind of 3. waste gas of sulphuric acid plant efficient absorption tower according to claim 1, it is characterised in that：The liquid storage tank（3）'s Opening is tiltedly installed with outwardly extending baffle（91）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227340.3U CN207307572U (en) | 2017-09-22 | 2017-09-22 | A kind of waste gas of sulphuric acid plant efficient absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227340.3U CN207307572U (en) | 2017-09-22 | 2017-09-22 | A kind of waste gas of sulphuric acid plant efficient absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207307572U true CN207307572U (en) | 2018-05-04 |
Family
ID=62383931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227340.3U Expired - Fee Related CN207307572U (en) | 2017-09-22 | 2017-09-22 | A kind of waste gas of sulphuric acid plant efficient absorption tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207307572U (en) |
-
2017
- 2017-09-22 CN CN201721227340.3U patent/CN207307572U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20200922 |