CN208553635U - A kind of pickling exhaust treatment system - Google Patents
A kind of pickling exhaust treatment system Download PDFInfo
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- CN208553635U CN208553635U CN201820927461.7U CN201820927461U CN208553635U CN 208553635 U CN208553635 U CN 208553635U CN 201820927461 U CN201820927461 U CN 201820927461U CN 208553635 U CN208553635 U CN 208553635U
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- water
- spraying mechanism
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- pickling
- recovery tower
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Abstract
The utility model discloses a kind of pickling exhaust treatment systems, it include recovery tower, recycle blower and circulating sprayer, the air inlet for recycling blower is connected with the seal closure of covering pickling tube by air hose, the air outlet for recycling blower connects the mixed air cavity of recovery tower by air hose, circulating sprayer includes water pump, the second level spraying mechanism that level-one spraying mechanism above first packing layer of recovery tower is set and is arranged in above the second packing layer of recovery tower, the water inlet of water pump is connected with water inlet pipe, the water outlet of water pump connects level-one spraying mechanism and second level spraying mechanism by water pipe, water inlet pipe extends in water tank and end is provided with the filter of import upward；Water tank is also connected with alkali liquid tank, and the perfusion tube of alkali liquid tank is connected in water tank and is provided with flow pump, and recovery tower, which is provided with, extends to outdoor exhaust pipe, and the PH measuring instrument that probe protrudes into exhaust pipe is equipped on the outside of exhaust pipe, and PH measuring instrument and flow pump are electrically connected.
Description
Technical field
The utility model relates to waste gas recovery technical field, specifically a kind of pickling exhaust treatment system.
Background technique
After cold rolling band steel processing, need to remove the iron scale and grease of steel strip surface by pickling process.Pass through work
Make may looking into for scene, in the waste water temperature that pickling line has finally rinsed about between 50-60 °, is carried out after flowing back into back collecting pit
Processing, in the process due to there is temperature, the gas for having part is discharged, all unfavorable to the work human and environment at scene.Tradition is to pickling
The processing mode of exhaust gas is to be pumped exhaust gas into wastewater disposal basin by blower, using the acid mist in water absorption exhaust gas, passes through past waste water
A large amount of alkali (such as NaOH) is added in pond carrys out nature and neutralizes acid in wastewater disposal basin, it finally will be up to standard useless in treated wastewater disposal basin
Water discharge.Since the acid in the alkali in wastewater disposal basin and pond carries out natural reaction, react insufficient, therefore cause the wave of a large amount of alkali
Take, considerably increases production cost.
Summary of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of pickling exhaust treatment system, solves above-mentioned ask
Topic, reduces cost.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of pickling exhaust treatment system includes recovery tower, recycling blower and circulating sprayer, the recovery tower
It is inside successively arranged drainage layer, the first packing layer, the second packing layer, mixed air cavity and water tank from top to bottom, the recycling blower
Air inlet is connected with the seal closure of covering pickling tube by air hose, and the air outlet of the recycling blower is connected described mixed by air hose
Air cavity, the circulating sprayer include water pump, the level-one spraying mechanism being arranged in above first packing layer and set
The second level spraying mechanism above second packing layer is set, the water inlet of the water pump is connected with water inlet pipe, the water pump
Water outlet connects the level-one spraying mechanism and second level spraying mechanism by water pipe, and the water inlet pipe extends in the water tank simultaneously
And end is provided with the filter of import upward；The water tank is also connected with alkali liquid tank, and the perfusion tube of the alkali liquid tank is connected to
In water tank and it is provided with flow pump, the recovery tower, which is provided with, extends to outdoor exhaust pipe, is equipped on the outside of the exhaust pipe
Probe protrudes into the PH measuring instrument in exhaust pipe, and the PH measuring instrument and the flow pump are electrically connected.
As an improvement of the above technical solution, the level-one spraying mechanism is provided with multiple spray heads, and multiple sprays
Head is arranged as three concentric annulars.
As a further improvement of the above technical scheme, the second level spraying mechanism is provided with multiple spray heads, and more
A spray head is arranged as two concentric annulars, the arrangement annular of the spray head of the level-one spraying mechanism and second level spraying mechanism
It mutually staggers.
It is further improved, the filler of second packing layer is plastics Pall ring.
It is further improved, the filler of first packing layer is column-shaped active carbon.
It is further improved, the water tank upper port is provided with collection bucket, the edge of the collection bucket and the recovery tower
Inner wall fitting, the collection bucket upper end is connected with filter plate, multiple apertures closely arranged is provided on the filter plate.
It is further improved, observation window is provided on the seal closure and checks mouth, it is saturating to be equipped with glass in the observation window
Mirror, it is described to check the capping that screw thread installation is provided on mouth.
The beneficial effects of the utility model are: seal closure covers pickling tube, avoids pickling exhaust leak to workshop, keep away
Exhaust gases work human and environment is exempted from, has met environmental requirement, exhaust gas is pumped to the mixed air cavity of recovery tower by recycling blower, is given up
Gas successively passes through the second packing layer, the first packing layer, drainage layer upwards, in the second packing layer, exhaust gas and second level spraying mechanism
The water of ejection contacts, and acid mist is adsorbed with water, and the water that remaining acid mist is sprayed in the first packing layer by level-one spraying mechanism adsorbs,
Exhaust gas is cleaned completely at this time, forms clean gas, and clean gas is through filtered water level, using drainage layer by the water in clean gas
Vapour filters out, and last clean gas is discharged outdoor from exhaust pipe；The water for having adsorbed acid mist flows downwardly into water tank, circulating sprayer
Water pump water is pumped to level-one spraying mechanism and second level spraying mechanism, recycle, save water resource；Water tank is also connected with alkali
Flow container inputs lye from alkali liquid tank to neutralize the acid in water, the PH measuring instrument that probe protrudes into exhaust pipe is equipped on the outside of exhaust pipe,
PH value in PH measuring instrument real-time monitoring exhaust pipe, PH measuring instrument control the flow pump on the perfusion tube of alkali liquid tank, and control is added
Lye amount, not only guarantee the clean gas drained qualification, but also control the usage amount of lye, reduce cost.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial enlarged view of Fig. 1.
Specific embodiment
Referring to Fig.1~Fig. 2, a kind of pickling exhaust treatment system include recovery tower 1, recycling blower 2 and circulated sprinkling
Device is successively arranged drainage layer 11, the first packing layer 12, the second packing layer 13, mixed air cavity 14 in the recovery tower 1 from top to bottom
And water tank 15, the filler of the second packing layer 13 preferably use plastics Pall ring, the filler of the first packing layer 12 preferably uses column
The air inlet of shaped activated carbon, the recycling blower 2 is connected with the seal closure 21 of covering pickling tube, the recycling blower by air hose
2 air outlet connects the mixed air cavity 14 by air hose, and the circulating sprayer includes water pump 31, is arranged described first
The level-one spraying mechanism 32 of 12 top of packing layer and the second level spraying mechanism 33 that 13 top of the second packing layer is set, institute
The water inlet for stating water pump 31 is connected with water inlet pipe 311, and the water outlet of the water pump 31 connects the level-one spray thrower by water pipe
Structure 32 and second level spraying mechanism 33, the water inlet pipe 311 extend in the water tank 15 and end and are provided with import upward
Filter 312；The water tank 15 is also connected with alkali liquid tank 4, and the perfusion tube of the alkali liquid tank 4 is connected in water tank 15 and is arranged
There is flow pump 41, the recovery tower 1, which is provided with, extends to outdoor exhaust pipe 16, is equipped with probe on the outside of the exhaust pipe 16 and protrudes into
PH measuring instrument 5 in exhaust pipe 16, the PH measuring instrument 5 are electrically connected with the flow pump 41.In the present embodiment, preferably
, the level-one spraying mechanism 32 is provided with multiple spray heads, and multiple spray heads are arranged as three concentric annulars.Second level
Spraying mechanism 33 is also equipped with multiple spray heads, and multiple spray heads are arranged as two concentric annulars, level-one spraying mechanism
32 and the arrangement annular of spray head of second level spraying mechanism 33 mutually stagger, form five concentric annulars altogether, improve water spray
Uniformity is also beneficial to save water.Using the above structure, seal closure 21 covers pickling tube, avoids pickling exhaust leak to life
Is produced from workshop, exhaust gases work human and environment is avoided, meets environmental requirement, is pumped exhaust gas to recovery tower 1 by recycling blower 2
Mixed air cavity 14, exhaust gas upwards successively pass through the second packing layer 13, the first packing layer 12, drainage layer 11, in the second packing layer 13
In, exhaust gas is contacted with the water of plastics Bauer ring surface, and part acid mist is adsorbed with water, remaining acid mist quilt in the first packing layer 12
The water on column-shaped active carbon surface adsorbs, and exhaust gas is cleaned completely at this time, forms clean gas, clean gas through filtered water level 11,
The Mist filtration in clean gas is fallen using drainage layer 11, outdoor is discharged from exhaust pipe 16 in last clean gas；Acid is adsorbed
The water of mist flows downwardly into water tank 15, and the water pump 31 of circulating sprayer pumps water to level-one spraying mechanism 32 and second level spray thrower
Structure 32, recycles, and saves water resource；Water tank 15 is also connected with alkali liquid tank 4, inputs lye from alkali liquid tank 4 to neutralize in water
Acid, is equipped with the PH measuring instrument 5 that probe protrudes into exhaust pipe 16 on the outside of exhaust pipe 16, in 5 real-time monitoring exhaust pipe 16 of PH measuring instrument
PH value, PH measuring instrument 5 controls the flow pump on the perfusion tube of alkali liquid tank 4, controls the lye amount of addition, both guarantees that discharge is outdoor
Gas it is qualified, and control the usage amount of lye, reduce cost.Certainly, according to use demand, water tank 15 is also connected with moisturizing
Clean water has been added in pipe, is provided with sewage pipe so that the water of recycling is drained into cesspool, be all existing technology just no longer
It is described in detail.
In the present embodiment, it is preferred that 15 upper port of water tank is provided with collection bucket 6, the edge of the collection bucket 6 with
The inner wall of the recovery tower 1 is bonded, and 6 upper end of collection bucket is connected with filter plate, is provided on the filter plate multiple close
The aperture of arrangement.Using collection bucket 6, all water are collected to water tank 15, filter plate is for filtering out particle, sundries.
In the present embodiment, it is preferred that be provided with observation window 211 on the seal closure 21 and check mouth, the observation window
Glass lens is installed for the situation in observation pickling tube in 211, described check is provided with the capping that screw thread is installed on mouth
212, disassembly capping 212 can be detected the parameter of the acid content of pickling tube, pH value etc.
The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as its technical effect for reaching the utility model with any same or similar means, should all fall into the utility model
Within protection scope.
Claims (7)
1. a kind of pickling exhaust treatment system, it is characterised in that: include recovery tower (1), recycling blower (2) and circulated sprinkling
Device, be successively arranged in the recovery tower (1) from top to bottom drainage layer (11), the first packing layer (12), the second packing layer (13),
The air inlet of mixed air cavity (14) and water tank (15), recycling blower (2) is connected with the sealing of covering pickling tube by air hose
It covers (21), the air outlet of recycling blower (2) connects the mixed air cavity (14) by air hose, and the circulating sprayer includes
There are water pump (31), the level-one spraying mechanism (32) being arranged above first packing layer (12) and setting to fill out described second
The water inlet of second level spraying mechanism (33) above the bed of material (13), the water pump (31) is connected with water inlet pipe (311), the water pump
(31) water outlet connects the level-one spraying mechanism (32) and second level spraying mechanism (33), the water inlet pipe by water pipe
(311) it extends in the water tank (15) and end is provided with the filter (312) of import upward；The water tank (15) also connects
It is connected to alkali liquid tank (4), the perfusion tube of the alkali liquid tank (4) is connected in water tank (15) and is provided with flow pump (41), described
Recovery tower (1), which is provided with, extends to outdoor exhaust pipe (16), is equipped with probe on the outside of the exhaust pipe (16) and protrudes into exhaust pipe
(16) the PH measuring instrument (5) in, the PH measuring instrument (5) and the flow pump (41) are electrically connected.
2. a kind of pickling exhaust treatment system according to claim 1, it is characterised in that: the level-one spraying mechanism (32)
Multiple spray heads are provided with, and multiple spray heads are arranged as three concentric annulars.
3. a kind of pickling exhaust treatment system according to claim 2, it is characterised in that: the second level spraying mechanism (33)
Multiple spray heads are provided with, and multiple spray heads are arranged as two concentric annulars, the level-one spraying mechanism (32) and two
The arrangement annular of the spray head of grade spraying mechanism (33) mutually staggers.
4. a kind of pickling exhaust treatment system according to claim 1, it is characterised in that: second packing layer (13)
Filler is plastics Pall ring.
5. a kind of pickling exhaust treatment system according to claim 1, it is characterised in that: first packing layer (12)
Filler is column-shaped active carbon.
6. a kind of pickling exhaust treatment system according to claim 1, it is characterised in that: water tank (15) upper port is set
It is equipped with collection bucket (6), the edge of the collection bucket (6) is bonded with the inner wall of the recovery tower (1), collection bucket (6) upper end
It is connected with filter plate, multiple apertures closely arranged are provided on the filter plate.
7. a kind of pickling exhaust treatment system according to claim 1, it is characterised in that: be arranged on the seal closure (21)
There is observation window (211) and check mouth, glass lens is installed in the observation window (211), is provided with screw thread on the check mouth
The capping (212) of installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927461.7U CN208553635U (en) | 2018-06-14 | 2018-06-14 | A kind of pickling exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927461.7U CN208553635U (en) | 2018-06-14 | 2018-06-14 | A kind of pickling exhaust treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208553635U true CN208553635U (en) | 2019-03-01 |
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ID=65486896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820927461.7U Active CN208553635U (en) | 2018-06-14 | 2018-06-14 | A kind of pickling exhaust treatment system |
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| CN (1) | CN208553635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109939553A (en) * | 2019-03-12 | 2019-06-28 | 嘉兴恒瑞金属表面处理有限公司 | A kind of pickling volatile matter collection system |
-
2018
- 2018-06-14 CN CN201820927461.7U patent/CN208553635U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109939553A (en) * | 2019-03-12 | 2019-06-28 | 嘉兴恒瑞金属表面处理有限公司 | A kind of pickling volatile matter collection system |
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