CN207708827U - A kind of three tower recovery system of asphalt production exhaust gas - Google Patents
A kind of three tower recovery system of asphalt production exhaust gas Download PDFInfo
- Publication number
- CN207708827U CN207708827U CN201721815814.6U CN201721815814U CN207708827U CN 207708827 U CN207708827 U CN 207708827U CN 201721815814 U CN201721815814 U CN 201721815814U CN 207708827 U CN207708827 U CN 207708827U
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- Prior art keywords
- tower
- water scrubber
- neutralizing tower
- neutralizing
- exhaust gas
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Abstract
The utility model is related to a kind of three tower recovery systems of asphalt production exhaust gas, including water scrubber, neutralizing tower and filtration tank, the utility model passes through water scrubber, neutralizing tower and three tower of filtration tank carry out waste gas recovery, the substance for being partially soluble in water is recycled in water scrubber, and cooled down by washing, the lower substance of some boiling points is cooled to and is fallen to below water scrubber, in neutralizing tower is carried out by neutralizer and, avoid the gaseous acidic discharged too strong, last filtration tank is filtered drying, and it is monitored, three tower recovery system of this exhaust gas is cheap, and good recovering effect is reached.
Description
Technical field
The utility model is related to a kind of gas recovery systems, and in particular to a kind of three tower recovery system of asphalt production exhaust gas.
Background technology
The dark brown complex mixture that pitch is made of the hydrocarbon and its non metallic derivatives of different molecular weight,
It is one kind of high viscosity organic liquid, is in a liquid state, surface is in black, dissolves in carbon disulfide.Pitch be it is a kind of waterproof and dampproof and
Corrosion-resistant organic cementitious material.Pitch can be mainly divided into three kinds of coal tar pitch, asphalt and bitumen：Wherein, coal tar
Pitch is the byproduct of coking.Asphalt is the residue after crude distillation.Bitumen is then to be stored at underground, some formation
Ore bed is accumulated on earth's crust surface.Pitch is mainly used for coatings, plastics, rubber and other industries and the pavement etc..
Pitch will produce a large amount of exhaust gas in production, if exhaust gas is neutralized without recycling, not only influence environment, but also
Damage is brought to the physical and mental health of worker, existing gas recovery system cost is too expensive, and very big burden is brought to enterprise's production.
Utility model content
The utility model is its object is to disclose a kind of three tower recovery system of asphalt production exhaust gas, by three towers to pitch
Production exhaust gas is recycled, and it is good to reach recovering effect, lower-cost purpose.
Realizing the technical solution of three tower recovery system of asphalt production exhaust gas described in the utility model is：
A kind of three tower recovery system of asphalt production exhaust gas, including water scrubber, neutralizing tower and filtration tank, the water scrubber go out
Material mouth connects the feed inlet of the neutralizing tower, and the discharge port of the neutralizing tower connects the feed inlet of the filtration tank, the washing
The feed inlet of tower is arranged in the lower section of water scrubber, and the discharge port of the water scrubber is arranged in the top of water scrubber, the water scrubber
Top be equipped with the first spray thrower, first spray thrower connect the lower section of the water scrubber by pipeline with suction pump, described
It is equipped with collecting tank below water scrubber, is set above the collecting tank there are one liquid outlet, the feed inlet of the neutralizing tower is arranged in
It is arranged between the top of neutralizing tower, the water scrubber and the neutralizing tower with the discharge port of the lower section of tower, the neutralizing tower
Connecting pipe slant setting, the connecting pipe and the water scrubber junction are located at high point, the connecting pipe and it is described in
It is located at low spot with tower junction, the lower section of the neutralizing tower is equipped with neutralizer, and the top of the neutralizing tower is equipped with the second spray thrower,
Second spray thrower connect the lower section of the neutralizing tower by pipeline with suction pump, and the filtration tank is according to gas flow direction point
Not She You washing room, hothouse, peculiar smell clean room and monitoring room, the washing room be equipped with third spray thrower, water inlet line and row
Waterpipe, the spray thrower are arranged in the top of the washing room, and the third spray thrower connects the water inlet line, the row
Waterpipe is arranged in the lower section of the washing room, and the hothouse is equipped with drier, and the peculiar smell clean room is equipped with activated carbon.
Further, the liquid outlet connects a storage tank, and the lower substance of density is recycled by storage tank.
Further, it is all provided with there are one PH meters below the water scrubber and the neutralizing tower, passes through PH and count detection liquid
Acid-base property periodically changes the liquid in water scrubber and neutralizing tower.
Further, the water scrubber is disposed vertically with the neutralizing tower, and the filtration tank is laterally disposed.
The beneficial effects of the utility model are：The utility model is given up by water scrubber, neutralizing tower and three tower of filtration tank
Gas recycles, and recycles the substance for being partially soluble in water in water scrubber, and cooled down by washing, by the lower substance of some boiling points
It is cooled to and falls to below water scrubber, and, avoid the gaseous acidic discharged too strong, most in neutralizing tower is carried out by neutralizer
Filtration tank is filtered drying afterwards, and is monitored, and three tower recovery system of this exhaust gas is cheap, and has reached good
Recovering effect.
Description of the drawings
Fig. 1 is the schematic diagram of three tower recovery system of asphalt production exhaust gas described in the utility model；
The title that each component is marked in figure is as follows：
1, water scrubber；11, the first spray thrower；12, collecting tank；13, liquid outlet；2, neutralizing tower；21, neutralizer；22, second
Spray thrower；3, filtration tank；31, washing room；311, third spray thrower；312, water inlet line；313, drainage pipeline；32, hothouse；
33, peculiar smell clean room；34, room is monitored；4, connecting pipe；5, storage tank；
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment：A kind of three tower recovery system of asphalt production exhaust gas, including water scrubber 1, neutralizing tower 2 and filtration tank 3, it is described
The discharge port of water scrubber 1 connects the feed inlet of the neutralizing tower 2, the discharge port of the neutralizing tower 2 connect the filtration tank 3 into
The feed inlet of material mouth, the water scrubber 1 is arranged in the lower section of water scrubber 1, and the discharge port of the water scrubber 1 is arranged in water scrubber 1
Top, the top of the water scrubber 1 is equipped with the first spray thrower 11, and first spray thrower 11 is connect by pipeline with suction pump
The lower section of the water scrubber 1, the lower section of the water scrubber 1 are equipped with collecting tank 12, and 12 top of the collecting tank sets that there are one liquid outlets
13, the feed inlet of the neutralizing tower 2 is arranged in the lower section of neutralizing tower 2, and the discharge port of the neutralizing tower 2 is arranged in neutralizing tower 2
Top, 4 slant setting of connecting pipe between the water scrubber 1 and the neutralizing tower 2, the connecting pipe 4 and the washing
1 junction of tower is located at high point, and the connecting pipe 4 is located at low spot, the lower section of the neutralizing tower 2 with 2 junction of the neutralizing tower
Equipped with neutralizer 21, the top of the neutralizing tower 2 is equipped with the second spray thrower 22, second spray thrower 22 by pipeline with draw water
Pump connects the lower section of the neutralizing tower 2, and the filtration tank 3 is respectively equipped with washing room 31, hothouse 32, different according to gas flow direction
Taste clean room 33 and monitoring room 34, the washing room 31 are equipped with third spray thrower 311, water inlet line 312 and drainage pipeline 313,
The spray thrower 311 is arranged in the top of the washing room 31, and the third spray thrower 311 connects the water inlet line 312, institute
It states drainage pipeline 313 to be arranged in the lower section of the washing room 31, the hothouse 32 is equipped with drier, the peculiar smell clean room 33
Equipped with activated carbon.
The liquid outlet 13 connects a storage tank 5, and the lower substance of density is recycled by storage tank 5.
The water scrubber 1 is all provided with 2 lower section of the neutralizing tower there are one PH meters, and the acid-base property of detection liquid is counted by PH,
The liquid in water scrubber 1 and neutralizing tower 2 is changed in timing.
The water scrubber 1 is disposed vertically with the neutralizing tower 2, and the filtration tank 3 is laterally disposed.
The operation principle of the present embodiment：The exhaust gas of asphalt production process is discharged into water scrubber 1, passes through pipeline and suction pump
Water below water scrubber is extracted into the first spray thrower 11 of top, becomes spraying by water by the first spray thrower 11, to wrap
The substance for being dissolved in water in exhaust gas is wrapped up in, and there is cooling effect, low-boiling gas is converted to liquid and falls to water scrubber 1
Bottom, remaining exhaust gas enters in neutralizing tower 2, and exhaust gas is first into the neutralizer 21 of 2 lower section of neutralizing tower and carries out one
Then secondary neutralization sprays neutralizer by the second spray thrower 22 and carries out secondary neutralization, enters finally into filtration tank 3, again into
Row washing, then by hothouse 32 and the drying of peculiar smell clean room 33 and deodorization, monitoring room can monitor in real time, reach discharge mark
It is accurate.
Claims (4)
1. a kind of three tower recovery system of asphalt production exhaust gas, which is characterized in that described including water scrubber, neutralizing tower and filtration tank
The discharge port of water scrubber connects the feed inlet of the neutralizing tower, and the discharge port of the neutralizing tower connects the charging of the filtration tank
Mouthful, the feed inlet of the water scrubber is arranged in the lower section of water scrubber, and the discharge port of the water scrubber is arranged in the top of water scrubber,
The top of the water scrubber is equipped with the first spray thrower, and first spray thrower connect the water scrubber with suction pump by pipeline
Lower section is equipped with collecting tank below the water scrubber, sets that there are one liquid outlet, the feed inlets of the neutralizing tower above the collecting tank
It is arranged in the lower section of neutralizing tower, the discharge port of the neutralizing tower is arranged in the top of neutralizing tower, the water scrubber and the neutralization
Connecting pipe slant setting between tower, the connecting pipe are located at high point, the connecting pipe with the water scrubber junction
It is located at low spot with the neutralizing tower junction, the lower section of the neutralizing tower is equipped with neutralizer, and the top of the neutralizing tower is equipped with the
Two spray throwers, second spray thrower connect the lower section of the neutralizing tower by pipeline with suction pump, and the filtration tank is according to gas
Flow direction be respectively equipped with washing room, hothouse, peculiar smell clean room and monitoring room, the washing room be equipped with third spray thrower, into
Waterpipe and drainage pipeline, the spray thrower are arranged in the top of the washing room, and the third spray thrower connects the water inlet
Pipeline, the drainage pipeline are arranged in the lower section of the washing room, and the hothouse is equipped with drier, and the peculiar smell clean room is set
Active charcoal.
2. three tower recovery system of asphalt production exhaust gas according to claim 1, which is characterized in that the liquid outlet connects one
Storage tank.
3. three tower recovery system of asphalt production exhaust gas according to claim 1, which is characterized in that the water scrubber with it is described in
With tower below be all provided with there are one PH count.
4. three tower recovery system of asphalt production exhaust gas according to claim 1, which is characterized in that the water scrubber with it is described in
It is disposed vertically with tower, the filtration tank is laterally disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815814.6U CN207708827U (en) | 2017-12-22 | 2017-12-22 | A kind of three tower recovery system of asphalt production exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721815814.6U CN207708827U (en) | 2017-12-22 | 2017-12-22 | A kind of three tower recovery system of asphalt production exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207708827U true CN207708827U (en) | 2018-08-10 |
Family
ID=63057142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721815814.6U Active CN207708827U (en) | 2017-12-22 | 2017-12-22 | A kind of three tower recovery system of asphalt production exhaust gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207708827U (en) |
-
2017
- 2017-12-22 CN CN201721815814.6U patent/CN207708827U/en active Active
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