CN206463743U - A kind of exhaust gas absorption device - Google Patents
A kind of exhaust gas absorption device Download PDFInfo
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- CN206463743U CN206463743U CN201720052100.8U CN201720052100U CN206463743U CN 206463743 U CN206463743 U CN 206463743U CN 201720052100 U CN201720052100 U CN 201720052100U CN 206463743 U CN206463743 U CN 206463743U
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- tower body
- cleaning solution
- tower
- delivery pipe
- coolant
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Abstract
The utility model discloses a kind of exhaust gas absorption device, including flash cold column and scrubbing tower, the flash cold column connects the scrubbing tower, the tower body bottom of the flash cold column is provided with the first balance port, the tower body upper end of the flash cold column is provided with coolant spray equipment, the tower body upper end of the scrubbing tower is provided with cleaning solution spray equipment, tower body bottom is provided with the second balance port, first balance port connects the second balance port, the tower body bottom connection circulation pipe of the scrubbing tower, the circulation pipe is provided with circulation pump group, the circulation pump group connects the cleaning solution spray equipment by cleaning solution delivery pipe, coolant spray equipment is connected by coolant delivery pipe, the cleaning solution delivery pipe connects alkali liquid tank by alkali lye delivery pipe.Exhaust gas absorption device of the present utility model, the recycling of cleaning solution and coolant is realized by circulating pump group, largely reduces water consumption, and flash cold column is mutually communicated between the two with scrubbing tower, improves the absorption efficiency of waste gas.
Description
Technical field
The utility model is related to waste gas treatment equipment technical field, and in particular to a kind of exhaust gas absorption device.
Background technology
Continued to develop with pharmaceuticals industry, thing followed pharmacy organic exhaust gas also attracts attention further, pharmacy discharge
Waste gas, its organic principle do not only have common hydro carbons, alcohols, esters, also many halogenated hydrocarbons, organic acid, sulfurous organic compound
Deng.The technologies such as general absorption, absorption, condensation, plasma, it is difficult to handle thoroughly.Using burning method come treatment of pharmacy Waste
Gas, is a kind of thorough method for removing destruction.Because the exhausted air quantity of pharmacy waste gas is small, exhaust gas concentration fluctuation is big, complicated component, directly
The operating cost for connecing burning is higher.Comparatively, heat accumulating type incineration employs heat storage and reclaims the heat energy of waste gas release and be able to
Energy-conservation, can be greatly reduced exhaust-gas treatment cost.Thermal accumulating incinerator is the basic equipment of heat accumulating type incineration, and its general principle is
At a high temperature of 850-900 DEG C, waste gas exhaustive oxidation is decomposed, the heat of release is reclaimed by thermal storage ceramic, heat recovery efficiency is high,
By switching airflow direction, recycling for heat energy is realized.
The pharmaceutical industry organic exhaust gas handled by burning disposal, can produce mostly hydrogen chloride, sulfur dioxide etc. it
The sour gas of class, with very strong corrosivity and harmfulness, it is necessary to which absorbing processing could discharge.But thermal accumulating incinerator comes out
Flue-gas temperature it is general all higher, it is impossible to directly absorb, so need first to cool to waste gas, then re-absorption processing.Existing skill
Exhaust gas absorption device handles high-temp waste gas by the way of flash cold column is combined with scrubbing tower in art, and such a processing mode has water consumption
The problem of amount is big, waste gas absorption efficiency is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of exhaust gas absorption device, and it can solve prior art
The problem of middle exhaust gas absorption device waste gas absorption efficiency is low, water consumption is big.
In order to solve the above problems, the utility model uses following technical scheme：
The utility model provides a kind of exhaust gas absorption device, including flash cold column and scrubbing tower, and the flash cold column connection is described
Scrubbing tower, the tower body upper end of the flash cold column is provided with first gas entrance, and tower body bottom is exported provided with first gas, and described first
The lower section of gas vent is provided with the first balance port, and the tower body upper end of the flash cold column is provided with coolant spray equipment, the washing
The tower body bottom of tower is provided with second gas entrance, and tower body upper end is exported provided with second gas, the lower section of the second gas entrance
Provided with the second balance port, the first gas outlet connection second gas entrance, the first balance port connection described the
Two balance ports, the tower body bottom connection circulation pipe of the scrubbing tower, the circulation pipe is provided with circulation pump group, the circulation pump group
The cleaning solution spray equipment is connected by cleaning solution delivery pipe, coolant spray equipment, institute are connected by coolant delivery pipe
State cleaning solution delivery pipe and alkali liquid tank is connected by alkali lye delivery pipe.
It is preferred that technical scheme, the coolant spray equipment includes 4 coolant spray guns setting from top to bottom, is located at
The emergent water pipe of coolant spray gun connection of the superiors, remaining coolant spray gun connects the coolant delivery pipe, the cleaning solution
Spray equipment includes the 2 cleaning solution spray guns set from top to bottom, and the cleaning solution spray gun positioned at upper strata connects make-up pipe, is located at
The cleaning solution spray gun of lower floor connects the cleaning solution delivery pipe.
Further technique effect, the effect of the emergent water pipe is when coolant delivery pipe occurs blocking or other failures
When, emergent water pipe supplements water spray into flash cold column by the coolant spray gun of the superiors, prevents high-temperature gas to be directly entered washing
Tower and cause waste gas removal efficiency reduction.
It is preferred that technical scheme, the bottom of the scrubbing tower is provided with conductivity meter, pH meter, the tower body bottom of the scrubbing tower
Provided with waste liquid leakage fluid dram, the alkali lye delivery pipe is provided with the first on-off valve, and the emergent water pipe is provided with the second on-off valve, institute
Make-up pipe is stated provided with the 3rd on-off valve, the conductivity meter, pH meter, the first on-off valve, the second on-off valve, the 3rd on-off valve
Connect PLC.
Further technique effect, the conductivity meter and the circulation fluid of the pH meter at-once monitor wash tower bottoms
TDS values and pH value, when the TDS values of circulation fluid exceed setting value, circulation fluid is discharged by the waste liquid leakage fluid dram of wash tower bottoms, and the 3rd
On-off valve is opened, make-up pipe amount of makeup water into scrubbing tower, it is ensured that the water of circulation fluid is sufficient, pH meter at-once monitor circulation fluid
PH value, when the pH value of circulation fluid is less than setting value, the first on-off valve is opened, and alkali lye delivery pipe injects into cleaning solution delivery pipe
Alkali lye, it is ensured that the acid impurities in waste gas can be fully absorbed when passing through scrubbing tower.
It is preferred that technical scheme, the flash cold column includes upper tower body and lower tower body, and the upper tower body leads to the lower tower body
Flange connection is crossed, the material of the upper tower body is Kazakhstan formula alloy, and the material of the lower tower body is fiberglass, the upper tower body tower wall
Thickness be 4mm.
Gas in further technique effect, flash cold column is declined in gradient by height from low, the upper temp of flash cold column compared with
Height, from material of the formula alloy as tower body on flash cold column is breathed out, meet tower body still has very strong corrosion resistant at high temperature
Corrosion, after high-temperature gas cools through upper tower body, the temperature for reaching lower tower body is 70 DEG C, fiberglass under conditions of less than 90 DEG C,
With very strong decay resistance, because the cost of Hastelloy is of a relatively high, the tower wall of upper tower body is designed as 4mm, both may be used
To meet structure needs, equipment cost can be at utmost reduced again.The advantage of lower cost of fiberglass, according to the temperature of gas
Gradient is distributed and etching characteristic, by the way of two sections unlike material is combined, farthest reduces equipment cost,
The material selected simultaneously all has good rotproofness in corresponding temperature in use, it is ensured that the safety of flash cold column.
It is preferred that technical scheme, the lower tower body is provided with discharging hole provided with maintenance window, the bottom of lower tower body.
Further technique effect, the setting of access hole facilitates flash cold column operating repairs, when needs are cleaned or thorough
When flash cold column is overhauled at bottom, liquid in tower can be discharged totally by discharging hole.
Compared with prior art, exhaust gas absorption device of the present utility model, by circulate pump group realize cleaning solution with it is cold
But water consumption is reduced in the recycling of liquid, great degree, flash cold column is mutually communicated, improved between the two with scrubbing tower
The absorption efficiency of waste gas.
Brief description of the drawings
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the utility model exhaust gas absorption device.
Wherein, reference is described as follows：Flash cold column 1, scrubbing tower 2, upper tower body 11, lower tower body 12, first gas
Entrance 13, first gas outlet 14, coolant spray gun 15, the first balance port 16, discharging hole 17, emergent water pipe 18, the second break-make
Valve 19, second gas entrance 21, second gas outlet 22, cleaning solution spray gun 23, packing layer 24, waste liquid leakage fluid dram 25, second are flat
Weigh mouth 26, conductivity meter 27, pH meter 28, circulation pipe 31, circulation pump group 32, cleaning solution delivery pipe 33, coolant delivery pipe 34, benefit
Feed pipe 35, the 3rd on-off valve 36, alkali liquid tank 41, alkali lye delivery pipe 42, the first on-off valve 43（Wherein, PLC does not show in figure
Go out）.
Embodiment
As shown in figure 1, a kind of exhaust gas absorption device, including flash cold column 1 and scrubbing tower 2, the connection scrubbing tower 2 of flash cold column 1, suddenly
The tower body upper end of cold tower 1 is provided with first gas entrance 13, and tower body bottom is provided with first gas outlet 14, and first gas exports 14
Lower section is provided with the first balance port 16, and the tower body upper end of flash cold column 1 is provided with coolant spray equipment, and the tower body upper end of scrubbing tower 2 is set
There is cleaning solution spray equipment, the tower body bottom of scrubbing tower 2 is provided with second gas entrance 21, and tower body upper end is exported provided with second gas
22, the lower section of second gas entrance 21 is provided with the second balance port 26, and first gas outlet 14 connects second gas entrance 21, first
Balance port 16 connects the second balance port 26, and the tower body bottom connection circulation pipe 31 of scrubbing tower 2, circulation pipe 31 is provided with circulation pump group
32, circulation pump group 32 connects cleaning solution spray equipment by cleaning solution delivery pipe 33, is connected and cooled down by coolant delivery pipe 34
Liquid spray equipment, cleaning solution delivery pipe 33 connects alkali liquid tank 41 by alkali lye delivery pipe 42.Coolant spray equipment is included from upper
And 4 coolant spray guns 15 of lower setting, positioned at the emergent water pipe 18 of the connection of coolant spray gun 15 of the superiors, the spray of remaining coolant
The connection coolant of rifle 15 delivery pipe 34, cleaning solution spray equipment includes the 2 cleaning solution spray guns 23 set from top to bottom, positioned at upper
The connection make-up pipe 35 of cleaning solution spray gun 23 of layer, positioned at the connection cleaning solution of cleaning solution spray gun 23 delivery pipe 33 of lower floor, spray
The lower section of device is provided with packing layer 24.Flash cold column 1 includes upper tower body 11 and lower tower body 12, and upper tower body 11 leads to the lower tower body 12
Flange connection is crossed, the material of upper tower body 11 is Kazakhstan formula alloy, and the material of lower tower body 12 is fiberglass, and lower tower body 12 is provided with access panel
Mouthful, the bottom of lower tower body 12 is provided with discharging hole 17.The bottom of scrubbing tower 2 is provided with conductivity meter 27, pH meter 28, the tower of scrubbing tower 2
Body bottom is provided with waste liquid leakage fluid dram 25, and alkali lye delivery pipe 42 is provided with the first on-off valve 43, and water pipe 18 of meeting an urgent need leads to provided with second
Disconnected valve 19, make-up pipe 35 is provided with the 3rd on-off valve 36, conductivity meter 27, pH meter 28, the first on-off valve 43, the second on-off valve
19th, the 3rd on-off valve 36 connection PLC.
The course of work：High-temperature gas after being handled through thermal accumulating incinerator enters flash cold column 1 by first gas entrance 13, suddenly
Recirculated water can be atomized into superfine shape water smoke by the coolant spray gun 15 inside cold tower 1 using compressed air as atomizing power
Grain, particle diameter is between 10 μm -50 μm, and water fog particle is fully contacted with high-temperature gas, and heat absorption vaporization rapidly, due to steam
Change latent heat huge, gas temperature can rapidly be lowered, the gas after cooling enters scrubbing tower 2 by second gas entrance 21,
Circulation fluid liquid film is formed in the packing layer 24 of scrubbing tower 2, after gas is by packing layer 24, the acidic materials in gas are by alkalescence
Circulation fluid is fully absorbed, and the gas after scrubbed tower 2 is handled is discharged by second exhaust port.
The TDS values and pH value of conductivity meter 27 and the circulation fluid of the bottom of 28 at-once monitor scrubbing tower of pH meter 2, work as circulation
The TDS values of liquid exceed setting value, and circulation fluid is discharged by the waste liquid leakage fluid dram 25 of the bottom of scrubbing tower 2, and PLC opens the 3rd on-off valve
36, the amount of makeup water into scrubbing tower 2 of make-up pipe 35, it is ensured that the water of circulation fluid is sufficient, the at-once monitor circulation fluid of pH meter 28
PH value, when the pH value of circulation fluid is less than setting value, PLC opens the first on-off valve 43, and alkali lye delivery pipe 42 is to cleaning solution delivery pipe
Injection alkali lye in 33, it is ensured that the acid impurities in waste gas can be fully absorbed when passing through scrubbing tower 2.
Use above specific case is illustrated to the utility model, is only intended to help and is understood the utility model, and
Not to limit the utility model.For the utility model person of ordinary skill in the field, think according to of the present utility model
Think, some simple deductions, deformation can also be made or replaced.
Claims (5)
1. a kind of exhaust gas absorption device, it is characterised in that including flash cold column（1）And scrubbing tower（2）, the flash cold column（1）Connection
The scrubbing tower（2）, the flash cold column（1）Tower body upper end be provided with first gas entrance（13）, tower body bottom is provided with the first gas
Body is exported（14）, the first gas outlet（14）Lower section be provided with the first balance port（16）, the flash cold column（1）Tower body on
End is provided with coolant spray equipment, the scrubbing tower（2）Tower body upper end be provided with cleaning solution spray equipment, the scrubbing tower（2）
Tower body bottom be provided with second gas entrance（21）, tower body upper end is exported provided with second gas（22）, the second gas entrance
（21）Lower section be provided with the second balance port（26）, the first gas outlet（14）Connect the second gas entrance（21）, institute
State the first balance port（16）Connect second balance port（26）, the scrubbing tower（2）Tower body bottom connection circulation pipe（31）,
The circulation pipe（31）Provided with circulation pump group（32）, the circulation pump group（32）Pass through cleaning solution delivery pipe（33）Connection is described
Cleaning solution spray equipment, passes through coolant delivery pipe（34）Connect coolant spray equipment, the cleaning solution delivery pipe（33）It is logical
Cross alkali lye delivery pipe（42）Connect alkali liquid tank（41）.
2. a kind of exhaust gas absorption device as claimed in claim 1, it is characterised in that：The coolant spray equipment is included from upper
And 4 coolant spray guns of lower setting（15）, positioned at the coolant spray gun of the superiors（15）The emergent water pipe of connection（18）, its waste cold
But liquid spray gun（15）Connect the coolant delivery pipe（34）, the cleaning solution spray equipment includes set from top to bottom 2
Cleaning solution spray gun（23）, the cleaning solution spray gun positioned at upper strata（23）Connect make-up pipe（35）, positioned at the cleaning solution spray gun of lower floor
（23）Connect the cleaning solution delivery pipe（33）, the lower section of the spray equipment is provided with packing layer（24）.
3. a kind of exhaust gas absorption device as claimed in claim 2, it is characterised in that：The scrubbing tower（2）Bottom provided with electricity
Electrical conductivity instrument（27）, pH meter（28）, the scrubbing tower（2）Tower body bottom be provided with waste liquid leakage fluid dram（25）, the alkali lye delivery pipe
（42）It is provided with the first on-off valve（43）, the emergent water pipe（18）It is provided with the second on-off valve（19）, the make-up pipe
（35）It is provided with the 3rd on-off valve（36）, the conductivity meter（27）, pH meter（28）, the first on-off valve（43）, the second on-off valve
（19）, the 3rd on-off valve（36）Connect PLC.
4. a kind of exhaust gas absorption device as claimed in claim 1, it is characterised in that：The flash cold column（1）Including upper tower body
（11）With lower tower body（12）, the upper tower body（11）With the lower tower body（12）Connected by flange, the upper tower body（11）'s
Material is Kazakhstan formula alloy, the lower tower body（12）Material be fiberglass.
5. a kind of exhaust gas absorption device as claimed in claim 4, it is characterised in that：The lower tower body（12）Provided with access panel
Mouthful, lower tower body（12）Bottom be provided with discharging hole（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052100.8U CN206463743U (en) | 2017-01-17 | 2017-01-17 | A kind of exhaust gas absorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052100.8U CN206463743U (en) | 2017-01-17 | 2017-01-17 | A kind of exhaust gas absorption device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206463743U true CN206463743U (en) | 2017-09-05 |
Family
ID=59705524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720052100.8U Active CN206463743U (en) | 2017-01-17 | 2017-01-17 | A kind of exhaust gas absorption device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206463743U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078471A (en) * | 2018-09-07 | 2018-12-25 | 江苏超跃化学有限公司 | A method of chlorinated exhaust is handled using conductivity meter |
| CN112023628A (en) * | 2020-08-03 | 2020-12-04 | 内蒙古双欣环保材料股份有限公司 | Waste gas treatment device and waste gas treatment method |
| CN117883965A (en) * | 2024-01-30 | 2024-04-16 | 西原环保(上海)股份有限公司 | Synergistic biological desulfurization and deodorization device and technology |
-
2017
- 2017-01-17 CN CN201720052100.8U patent/CN206463743U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078471A (en) * | 2018-09-07 | 2018-12-25 | 江苏超跃化学有限公司 | A method of chlorinated exhaust is handled using conductivity meter |
| CN112023628A (en) * | 2020-08-03 | 2020-12-04 | 内蒙古双欣环保材料股份有限公司 | Waste gas treatment device and waste gas treatment method |
| CN117883965A (en) * | 2024-01-30 | 2024-04-16 | 西原环保(上海)股份有限公司 | Synergistic biological desulfurization and deodorization device and technology |
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