CN208082203U - A kind of sulfonic acid production sulfonated tail gas processing unit - Google Patents
A kind of sulfonic acid production sulfonated tail gas processing unit Download PDFInfo
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- CN208082203U CN208082203U CN201820351204.3U CN201820351204U CN208082203U CN 208082203 U CN208082203 U CN 208082203U CN 201820351204 U CN201820351204 U CN 201820351204U CN 208082203 U CN208082203 U CN 208082203U
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- tank
- tail gas
- gas
- guide tube
- sulfonic acid
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Abstract
The utility model provides a kind of sulfonic acid production sulfonated tail gas processing unit,Including sulphonation kettle,First gas-guide tube,Second gas-guide tube,Third gas-guide tube,Discharge pipe,Settling tank,Purge tank,And surge tank,Sulphonation kettle is connected to by the first gas-guide tube with institute surge tank,Lye is filled in settling tank,It is also horizontally disposed inside settling tank to have sour filtration core,The bottom of purge tank is connected to by third gas-guide tube with the top of settling tank,Multiple atomizing spray heads are provided at the top of purge tank,Purge tank is internally provided with multiple triangular baffles for mitigation of gases flow velocity,Settling tank can carry out pre-absorption to tail gas,Then the tail gas after settling tank is entered by third gas-guide tube in purge tank,The triangular baffle being arranged in cleaning can slow down flowing velocity of the tail gas in purge tank,Lye is atomized into small liquid pearl and sprays out by atomizing spray head,So that lye comes into full contact with tail gas,Fully remove the sulfur trioxide in tail gas,So that tail gas meets the standard of discharge.
Description
Technical field
The utility model is related to exhaust gas processing device fields, more particularly at a kind of sulfonic acid production sulfonated tail gas
Manage device.
Background technology
Sulfonic acid is a kind of very important Organic Chemicals, is widely used in acid dyes, direct dyes, reactive dye
Etc. industrial productions.Currently, in sulfonic acid production process, need by multiple processing steps such as sulfonation, nitrification, reduction, wherein sulfonation
It needs that a concentration of 115%H2SO4 and refined naphthalene generation sulfonating reaction is added in process, since sulfonating reaction is very violent, in H2SO4
Sulfur trioxide it is easily readily volatilized, and then formed sulfur trioxide haze, sulfur trioxide is sour gas, have very strong corrosion
Property, direct emission can cause serious environmental pollution and environmental protection pressure.It is to use caustic wash tower to sulfonated tail gas in existing technology
Carry out alkali cleaning processing, but it is insufficient contact with sulfur trioxide often to will appear lye during handling, cause in tail gas and also
Sulfur trioxide can be remained, causes exhaust emissions not up to standard.
Utility model content
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to propose a kind of sulfonic acid
Production sulfonated tail gas processing unit, can avoid residual contamination in tail gas to fully absorbing sulfur trioxide in sulfonated tail gas
Object causes discharge to be failed and pollutes environment.
For this purpose, the utility model uses following technical scheme：
The utility model provides a kind of sulfonic acid production sulfonated tail gas processing unit, including sulfonation autoclave body, the first air guide
Pipe, the second gas-guide tube, third gas-guide tube, discharge pipe, settling tank, purge tank and surge tank, the sulfonation autoclave body pass through first
Gas-guide tube is connected to institute surge tank, is provided with barometer at the top of the surge tank, the surge tank by the second gas-guide tube with
The bottom of the settling tank is connected to, and lye is filled in the settling tank, being also horizontally disposed with inside the settling tank has sour filtering
The bottom of core, the purge tank is connected to by third gas-guide tube with the top of the settling tank, the top setting of the purge tank
There are multiple atomizing spray heads, the purge tank to be internally provided with multiple triangular baffles for mitigation of gases flow velocity, the row
It is connected at the top of outlet pipe and the purge tank, first gas-guide tube, second gas-guide tube and the third gas-guide tube
On be both provided with single-pass air valve.
In the utility model preferably technical solution, the sulfonic acid production with sulfonated tail gas processing unit also packet motor with
And agitating shaft, the motor are fixed on the bottom of the sulfonation autoclave body, the agitating shaft is located inside the sulphonation kettle body, and institute
Agitating shaft is stated to be fixedly connected with the power output end of the motor through the bottom of the sulfonation autoclave body.
In the utility model preferably technical solution, multiple agitating paddles are provided on the agitating shaft.
In the utility model preferably technical solution, the sulfonic acid production sulfonated tail gas processing unit further includes lye
Tank and multiple woven hoses, the alkali liquid tank are located at the top of the purge tank, and the alkali liquid tank by the woven hose with
The atomizing spray head connection.
In the utility model preferably technical solution, the sulfonic acid production sulfonated tail gas processing unit further includes lye
Connecting tube, the lye connecting tube are respectively communicated with the bottom of the purge tank and the top of the settling tank.
In the utility model preferably technical solution, acidity detection meter is provided on the discharge pipe.
In the utility model preferably technical solution, charge door and acid adding pipe are provided at the top of the sulfonation autoclave body
Road.
The beneficial effects of the utility model are：
A kind of sulfonic acid production sulfonated tail gas processing unit provided by the utility model, can be right by the settling tank of setting
Tail gas carries out pre-absorption, and the sulfur trioxide in tail gas is carried out to rough absorption, and then the tail gas after settling tank passes through the
Three gas-guide tubes enter in purge tank, and the triangular baffle being arranged in cleaning can slow down flowing speed of the tail gas in purge tank
Lye is atomized into small liquid pearl and sprays out by degree, atomizing spray head so that lye comes into full contact with tail gas, fully removes in tail gas
Sulfur trioxide so that tail gas meets the standard of discharge.
Description of the drawings
Fig. 1 is the structural representation for the sulfonic acid production sulfonated tail gas processing unit that specific embodiment of the present invention provides
Figure.
In figure：
1, sulfonation autoclave body, 2, surge tank, 3, settling tank, 4, purge tank, the 51, first gas-guide tube, the 52, second gas-guide tube, 53,
Third gas-guide tube, 54, discharge pipe, 55, acidity detection meter, 56, single-pass air valve, 57, lye connecting tube, 11, charge door, 12 plus
Acid tube road, 13, motor, 14, agitating shaft, 15, agitating paddle, 21, barometer, 41, triangular baffle, 42, atomizing spray head, 31,
Lye, 32, sour filtration core, 6, alkali liquid tank, 61, woven hose.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of sulfonic acid production sulfonated tail gas processing unit is provided in embodiment, including sulfonation autoclave body 1,
First gas-guide tube 51, the second gas-guide tube 52, third gas-guide tube 53, discharge pipe 54, settling tank 3, purge tank 4 and surge tank 2,
Sulfonation autoclave body 1 is connected to by the first gas-guide tube 51 with institute surge tank 2, and the top of surge tank 2 is provided with barometer 21, surge tank 2
It is connected to the bottom of settling tank (3) by the second gas-guide tube 52, lye 31,3 inside of settling tank also level is filled in settling tank 3
It is provided with sour filtration core 32, the bottom of purge tank 4 is connected to by third gas-guide tube 53 with the top of settling tank 3, the top of purge tank 4
Portion is provided with multiple atomizing spray heads 42, and purge tank 4 is internally provided with multiple triangular baffles 41 for mitigation of gases flow velocity,
Discharge pipe 54 is connected with the top of purge tank 4, is all provided on the first gas-guide tube 51, the second gas-guide tube 52 and third gas-guide tube 53
It is equipped with single-pass air valve 56.Sulfonic acid carries out sulfonation in sulfonation autoclave body 1, and tail gas passes through 51 row of the first gas-guide tube caused by sulfonation
Enter into surge tank 2, due to can continuously generate tail gas in sulfonation autoclave body 1, and the rate of discharge of tail gas can be with sulphur
Change the degree of reaction and become faster or slack-off, if being not provided with surge tank 2, tail gas is directly entered 4 meeting of settling tank 3 and purge tank
Gas occur causes vent gas treatment insufficient by excessive velocities, therefore first tail gas is filled into surge tank 2, then passes through tune
The single-pass air valve 56 on the second gas-guide tube 52 is saved, to discharge tail gas so that enter the tail gas velocity-stabilization in settling tank 3, buffering
Barometer 21 on tank 2 can show the pressure in surge tank 2, be adjusted convenient for administrative staff.When tail gas is from surge tank 2
When entering settling tank 3 by the second gas-guide tube 52, tail gas can first pass through the lye 31 in settling tank 3, and the S03 in tail gas will
Become sulfate precipitation with 31 haptoreaction of lye to get off, while tail gas continuation is up floatd, the tail gas from lye 31 out is again
It is further filtered through peracid filtration core 32.Then tail gas is entered by third gas-guide tube 53 in purge tank 4 again, cleaning
Triangular baffle 41 in tank 4 can slow down the rate of climb of tail gas, while lye 31 can be allowed to drip again, atomizing spray head 42
Lye 31 can be atomized into tiny liquid pearl to trickle down, 31 pearl of lye comes into full contact with during unrestrained with tail gas, fills
Divide the sulfur trioxide absorbed in tail gas, removes sulfur trioxide, keep tail-gas quality up to standard.
In order to enable sulfonating reaction is abundant, further, sulfonic acid production with sulfonated tail gas processing unit also packet motor 13 with
And agitating shaft 14, motor 13 are fixed on the bottom of sulfonation autoclave body 1, agitating shaft 14 is located inside sulfonation autoclave body 1, and agitating shaft 14 passes through
The bottom for wearing sulfonation autoclave body 1 is fixedly connected with the power output end of motor 13, and motor 13 drives the rotation of agitating shaft 14 dynamic, stirs sulphur
Change the material in autoclave body 1, it is made to be sufficiently mixed, promote its reaction, improves production efficiency.
In order to enable material stirring is uniform, further, multiple agitating paddles 15 are provided on agitating shaft 14, agitating paddle 15 can
So that material turning obtains more thorough, mix more abundant.
For the cleaning solution in additional clean tank 4, further, sulfonic acid production sulfonated tail gas processing unit further includes alkali
31 tank 6 of liquid and multiple woven hoses 61,31 tank 6 of lye are located at the top of purge tank 4, and 31 tank 6 of lye by woven hose 61 with
Atomizing spray head 42 is connected to, and 31 tank 6 of lye can convey lye 31 to atomizing spray head 42, and atomizing spray head 42 is allow to continue not
It is sprayed disconnectedly.
In order to rush the recycling for realizing resource, further, sulfonic acid production sulfonated tail gas processing unit further includes alkali
Liquid connecting tube 57, lye connecting tube 57 are respectively communicated with the bottom of purge tank 4 and the top of settling tank 3, from the interior sprinkling of purge tank 4
The lye 31 gone out due to being secondary filter, including alkali composition it is also more, it is heavy to be led to by lye connecting tube 57
In shallow lake tank 3, the precipitation that settling tank 3 summarizes is participated in, the utilization rate of resource is improved, avoids wasting.
In order to which whether the tail gas after detection process passes, further, it is provided with acidity detection meter 55 on discharge pipe 54, leads to
The amount of sulfur trioxide in tail gas can be measured by crossing acidity detection meter 55, it is possible thereby to judge whether processing is thoroughly complete.
Reaction principle is added in sulfonation autoclave body 1 in order to give, further, the top of sulfonation autoclave body 1 is provided with charge door 11
And acid adding pipeline 12, solid-state like material can be added by charge door 11, can be sulphonation kettle body 1 by acid adding pipeline 12
The sulfuric acid of interior addition reaction.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (7)
1. a kind of sulfonic acid production sulfonated tail gas processing unit, including sulfonation autoclave body (1), it is characterised in that：Further include first leading
Tracheae (51), the second gas-guide tube (52), third gas-guide tube (53), discharge pipe (54), settling tank (3), purge tank (4), Yi Jihuan
Rush tank (2)；
The sulfonation autoclave body (1) is connected to by the first gas-guide tube (51) with the surge tank (2), the top of the surge tank (2)
It is provided with barometer (21)；
The surge tank (2) is connected to by the second gas-guide tube (52) with the bottom of the settling tank (3), in the settling tank (3)
Filled with lye (31), internal be also horizontally disposed with of the settling tank (3) has sour filtration core (32)；
The bottom of the purge tank (4) is connected to by third gas-guide tube (53) with the top of the settling tank (3), the purge tank
(4) multiple atomizing spray heads (42) are provided at the top of, the purge tank (4) is internally provided with multiple for mitigation of gases flow velocity
Triangular baffle (41), be connected at the top of the discharge pipe (54) and the purge tank (4)；
It is both provided with single-pass on first gas-guide tube (51), second gas-guide tube (52) and the third gas-guide tube (53)
Air valve (56).
2. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 1, it is characterised in that：
Also packet motor (13) and agitating shaft (14)；
The motor (13) is fixed on the bottom of the sulfonation autoclave body (1)；
The agitating shaft (14) is located at the sulfonation autoclave body (1) inside, and the sulfonation is run through in one end of the agitating shaft (14)
The bottom of autoclave body (1) is connect with the power output end of the motor (13).
3. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 2, it is characterised in that：
It is provided with multiple agitating paddles (15) on the agitating shaft (14).
4. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 1, it is characterised in that：
Further include alkali liquid tank (6) and multiple woven hoses (61)；
The alkali liquid tank (6) is located at the top of the purge tank (4), and the alkali liquid tank (6) by the woven hose (61) with
Atomizing spray head (42) connection.
5. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 3, it is characterised in that：
Further include lye connecting tube (57)；
The both ends of the lye connecting tube (57) are respectively communicated with the bottom of the purge tank (4) and the top of the settling tank (3)
Portion.
6. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 1, it is characterised in that：
Acidity detection meter (55) is provided on the discharge pipe (54).
7. a kind of sulfonic acid production sulfonated tail gas processing unit according to claim 1, it is characterised in that：
Charge door (11) and acid adding pipeline (12) are provided at the top of the sulfonation autoclave body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351204.3U CN208082203U (en) | 2018-03-14 | 2018-03-14 | A kind of sulfonic acid production sulfonated tail gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820351204.3U CN208082203U (en) | 2018-03-14 | 2018-03-14 | A kind of sulfonic acid production sulfonated tail gas processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208082203U true CN208082203U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820351204.3U Active CN208082203U (en) | 2018-03-14 | 2018-03-14 | A kind of sulfonic acid production sulfonated tail gas processing unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116059941A (en) * | 2023-04-06 | 2023-05-05 | 山东裕源集团有限公司 | Sulfonation kettle for detecting acidity and process for carrying out H acid sulfonation reaction by using sulfonation kettle |
-
2018
- 2018-03-14 CN CN201820351204.3U patent/CN208082203U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116059941A (en) * | 2023-04-06 | 2023-05-05 | 山东裕源集团有限公司 | Sulfonation kettle for detecting acidity and process for carrying out H acid sulfonation reaction by using sulfonation kettle |
| CN116059941B (en) * | 2023-04-06 | 2024-03-26 | 山东裕源集团有限公司 | Sulfonation kettle for detecting acidity and process for carrying out H acid sulfonation reaction by using sulfonation kettle |
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