CN216023831U - Two-stage spraying packed tower - Google Patents
Two-stage spraying packed tower Download PDFInfo
- Publication number
- CN216023831U CN216023831U CN202122036814.9U CN202122036814U CN216023831U CN 216023831 U CN216023831 U CN 216023831U CN 202122036814 U CN202122036814 U CN 202122036814U CN 216023831 U CN216023831 U CN 216023831U
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- China
- Prior art keywords
- pipe
- waste gas
- spray
- infusion
- tower body
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- 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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- 238000005507 spraying Methods 0.000 title claims abstract description 16
- 239000002912 waste gas Substances 0.000 claims abstract description 65
- 239000007921 spray Substances 0.000 claims abstract description 50
- 238000001802 infusion Methods 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims abstract description 5
- 238000012856 packing Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 claims 9
- 238000000746 purification Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to a two-stage spray packed tower, which is provided with a tower body, a waste gas inlet, a waste gas outlet, a processing system and a detection processing system, wherein the processing system and the detection processing system are matched with the tower body; the treatment system comprises a filter layer, a filler layer, a spraying assembly and a drying layer; the spraying component comprises a liquid conveying pipe, a circulating water pump, a spraying pipe and a spray head; a circulating water pump is arranged on the pipeline of the infusion tube; one end of the infusion tube is communicated with the spray tube, and the other end of the infusion tube is connected with the treatment liquid outlet; the spray pipe is provided with an atomizing nozzle; the detection processing system comprises a gas transmission pipe, a circulating vacuum aspirator and a density sensor; the circulating vacuum aspirator is arranged on a pipeline of the gas transmission pipe; two ends of the gas pipe are respectively communicated with the bottom of the side wall of the tower body and the side wall of the waste gas outlet; the density sensor is arranged on the inner wall of the waste gas outlet; the utility model improves the purification efficiency, saves the resources and has low cost through the processing system and the detection processing system.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to a two-stage spray packed tower.
Background
In industrial processes, various industrial waste gases are produced. If these industrial waste gases are discharged directly into the air, the air is polluted. Moreover, the waste gas enters human bodies through different routes, and is harmful to human health. The waste gas treatment refers to the work of pretreating waste gas generated in industrial places and factory workshops before the waste gas is discharged to the outside so as to reach the national waste gas external discharge standard. The waste gas treatment tower is used as a waste gas absorption and purification device and is widely applied to the fields of various chemical industries, copper and zinc smelting, industrial production and the like.
Although the existing waste gas treatment tower has various structural forms, most of the waste gas purification efficiency is not high, and a large amount of treatment liquid is wasted. In addition, the waste gas purified in the tower is directly discharged without being dried and detected, and whether the discharged waste gas meets the national standard or not is not clear.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings of the prior art and provide the two-stage spray packed tower which is simple in structural design, high in purification efficiency and resource-saving, and the purified waste gas meets the national emission standard.
The technical scheme for realizing the purpose of the utility model is as follows: a two-stage spray packed tower is provided with a tower body, a waste gas inlet, a waste gas outlet, a processing system and a detection processing system, wherein the processing system and the detection processing system are matched with the tower body; the treatment system comprises a filter layer, a filler layer, a spraying assembly and a drying layer; the spraying component comprises a liquid conveying pipe, a circulating water pump, a spraying pipe and a spray head; a circulating water pump is arranged on the pipeline of the infusion tube; one end of the infusion tube is communicated with the spray tube, and the other end of the infusion tube is connected with the treatment liquid outlet; the spray pipe is provided with an atomizing nozzle; the detection processing system comprises a gas transmission pipe, a circulating vacuum aspirator and a density sensor; the circulating vacuum aspirator is arranged on a pipeline of the gas transmission pipe; two ends of the gas pipe are respectively communicated with the bottom of the side wall of the tower body and the side wall of the waste gas outlet; the density sensor is arranged on the inner wall of the waste gas outlet.
Further, the infusion tube comprises an infusion main tube, a first infusion branch tube and a second infusion branch tube; the circulating water pump is arranged on a pipeline of the infusion main pipe; the bottom end of the infusion main pipe is connected with a treatment liquid outlet; one end of the first infusion branch pipe is connected with the top end of the infusion main pipe, and the other end of the first infusion branch pipe is connected with the spray pipe through a fifth communication; one end of the second infusion branch pipe is connected with the middle part of the infusion main pipe; the other end is connected with the spray pipe through a five-way connection.
Furthermore, the packing layer is provided with two layers, the two layers are fixed on the inner wall of the middle part of the tower body at intervals from top to bottom, and each layer is elliptical.
Furthermore, a plurality of cleaning openings and corridors are arranged at the fixed positions of the packing layer and the tower body.
Furthermore, eight spray pipes are arranged, and every four spray pipes are uniformly arranged right above each layer of the packing layer.
Furthermore, the spraying pipe is designed to be elliptical corresponding to the packing layer.
Furthermore, a plurality of observation windows are arranged on the side wall above the spraying pipe.
Furthermore, the waste gas inlet and the waste gas outlet are respectively arranged at the bottom and the top of the side wall of the tower body; the treatment fluid outlet is arranged opposite to the waste gas inlet, and the waste gas inlet is positioned above the treatment fluid outlet.
Furthermore, the filter layer is fixed on the inner wall of the tower body between the waste gas inlet and the treatment liquid outlet; the drying layer is fixed on the inner wall of the tower body close to the waste gas outlet.
Furthermore, the input end and the output end of the gas pipe are both inclined upwards.
After the technical scheme is adopted, the utility model has the following positive effects:
(1) the utility model leads the treating fluid to be fully contacted with the waste gas in the tower by the matching use of the elliptical packing layer, the spray pipe and the atomizing nozzle, thereby improving the purification efficiency of the waste gas.
(2) According to the utility model, through the application of the filter layer and the circulating water pump, the treatment liquid can be used along the circulation, so that resources are saved, and the cost is reduced.
(3) The utility model uses the drying layer, the density sensor and the circulating vacuum aspirator to make the waste gas which does not accord with the discharge standard return to the tower through the gas pipe for processing until the purified waste gas reaches the national discharge standard.
Drawings
In order that the present disclosure may be more readily and clearly understood, the following detailed description of the present disclosure is provided in connection with specific embodiments thereof and with the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the spray assembly of the present invention;
FIG. 3 is a schematic view of a shower of the present invention;
FIG. 4 is a left side view of the inspection processing system of the present invention;
FIG. 5 is a front view of the five-way communication of the present invention;
FIG. 6 is a top view of the five-way valve of the present invention.
In the figure: the device comprises a tower body 1, a treatment system 2, a detection treatment system 3, a five-way connection 4, a cleaning port 5, a corridor 6, an observation window 7, a valve 8, a waste gas inlet 11, a waste gas outlet 12, a treatment liquid outlet 13, a filter layer 21, a filler layer 22, a spray assembly 23, a drying layer 24, a gas pipe 31, a circulating vacuum aspirator 32, a density sensor 33, a liquid conveying pipe 231, a circulating water pump 232, a spray pipe 233, a spray head 234, a liquid conveying main pipe 2311, a first liquid conveying branch pipe 2312 and a second liquid conveying branch pipe 2313.
Detailed Description
As shown in fig. 1-6, a two-stage spray packed tower comprises a tower body 1, a waste gas inlet 11 is arranged at the bottom of the side wall of the tower body 1, a waste gas outlet 12 is arranged at the top of the tower body, and a treatment liquid outlet 13 is arranged opposite to the waste gas inlet 11 and is positioned below the treatment liquid outlet 13; a processing system 2 and a detection processing system 3 which are matched with the tower body 1 are also arranged; the treatment system 2 comprises a filter layer 21, a filler layer 22, a spraying assembly 23 and a drying layer 24; the spraying component 23 comprises a liquid conveying pipe 231, a circulating water pump 232, a spraying pipe 233 and a spray head 234; the filter layer 21 is fixed on the inner wall of the tower body 1 between the waste gas inlet 11 and the treatment liquid outlet 13; the elliptic packing layer 22 is provided with two layers which are fixed on the inner wall of the middle part of the tower body 1 at intervals from top to bottom; a plurality of cleaning ports 5 and corridors 6 are arranged at the fixed positions of the packing layer 22 and the tower body 1; eight elliptical spray pipes 233 corresponding to the packing layers 22 are provided, and every four spray pipes are uniformly arranged right above each packing layer 22; a plurality of observation windows 7 are arranged on the upper side wall of the spray pipe 233; the drying layer 24 is fixed on the inner wall of the tower body 1 close to the waste gas outlet 12; the infusion line 231 includes an infusion manifold 2311, a first infusion branch line 2312 and a second infusion branch line 2313; the circulating water pump 232 is arranged on the pipeline of the infusion header pipe 2311; the bottom end of the infusion main pipe 2311 is connected with a treatment liquid outlet 13; one end of the first infusion branch pipe 2312 is connected with the top end of the infusion main pipe 2311, and the other end is connected with the spray pipe 233 through a five-way connection 4; one end of the second infusion branch pipe 2313 is connected with the middle part of the infusion main pipe 2311; the other end is connected with a spray pipe 233 through a five-way connector 4; the spray pipe 233 is provided with an atomizing nozzle 234; the detection processing system 3 comprises a gas pipe 31, a circulating vacuum aspirator 32 and a density sensor 33; the circulating vacuum aspirator 32 is arranged on the pipeline of the air delivery pipe 31; both ends of the gas pipe 31 are respectively communicated with the bottom of the side wall of the tower body 1 and the side wall of the waste gas outlet 12; the density sensor 33 is provided on the inner wall of the exhaust gas outlet 12.
In actual operation, the water tank 235 is opened first, the treatment liquid in the water tank 235 is sent into the main liquid conveying pipe 2311 through the circulating water pump 232, then sent into the first liquid conveying branch pipe 2312 and the second liquid conveying branch pipe 2312 through the main liquid conveying pipe 2311, and flows into the spray pipe 233, so that the treatment liquid is sprayed out from the atomizing spray head 234 to spray the space in the packing layer 22 and the tower body 1 for a period of time; then, the waste gas starts to pass through the waste gas inlet 11, the waste gas enters the tower body 1 and slowly rises, and passes through the oval packing layer 22, so that the contact area between the packing layer 22 and the waste gas is increased, and the atomizing nozzle 234 continuously sprays the treatment liquid to be fully contacted with the waste gas; the purified waste gas passes through a drying layer 24 for dehumidification and finally reaches a waste gas outlet 12; when the waste gas reaches the waste gas outlet 12, the density sensor 33 arranged on the inner wall starts to detect the density of the waste gas at the waste gas outlet 12, if the detected density does not accord with the national emission standard, the vacuum aspirator 32 is automatically started to suck the waste gas which does not accord with the national emission standard in the waste gas outlet 12 into the gas pipe 31, and then the waste gas is sent into the tower body 1; if the measured density meets the state-specified emission standards, the exhaust gas is discharged directly from the exhaust gas outlet 12. The input end and the output end of the air pipe 31 are both designed to be inclined upwards, so that waste gas is prevented from entering the air pipe 31 when the circulation vacuum aspirator 32 does not work, and the suction and the sending of the waste gas are facilitated when the circulation vacuum aspirator 32 works. The processing liquid sprayed in the tower body 1 flows to the bottom of the tower body 1 after being filtered by the filter layer 21, when the processing liquid at the bottom of the tower body 1 is stored to be close to the filter layer 21, the water tank 235 is closed, and the valve 8 of the infusion main pipe 2311 is opened, so that the filtered processing liquid can be used along the bad cycle. During operation, the conditions inside the tower 1 can be observed through the observation window 7, and when the packing of the packing layer 22 needs to be replaced or cleaned, the operator can enter through the cleaning opening 5 and the corridor 6 for treatment.
The above-mentioned embodiments are intended to illustrate the objects, aspects and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A two-stage spray packed tower has a tower body (1) provided with a waste gas inlet (11) and a waste gas outlet (12), and is characterized in that: the device is also provided with a processing system (2) and a detection processing system (3) which are matched with the tower body (1); the treatment system (2) comprises a filter layer (21), a filler layer (22), a spraying assembly (23) and a drying layer (24); the spraying assembly (23) comprises a liquid conveying pipe (231), a circulating water pump (232), a spraying pipe (233) and a spray head (234); a circulating water pump (232) is arranged on the pipeline of the infusion tube (231); one end of the infusion tube (231) is connected with the spray tube (233) through a five-way connection (4), and the other end is connected with the treatment liquid outlet (13); the spray pipe (233) is provided with an atomizing nozzle (234); the detection processing system (3) comprises a gas pipe (31), a circulating vacuum aspirator (32) and a density sensor (33); the circulating vacuum aspirator (32) is arranged on a pipeline of the gas transmission pipe (31); two ends of the gas transmission pipe (31) are respectively communicated with the bottom of the side wall of the tower body (1) and the side wall of the waste gas outlet (12); the density sensor (33) is arranged on the inner wall of the waste gas outlet (12).
2. The dual stage spray packed tower of claim 1, wherein: the infusion tube (231) comprises an infusion main tube (2311), a first infusion branch tube (2312) and a second infusion branch tube (2313); the circulating water pump (232) is arranged on a pipeline of the infusion main pipe (2311); the bottom end of the infusion main pipe (2311) is connected with a treatment liquid outlet (13); one end of the first infusion branch pipe (2312) is connected with the top end of the infusion main pipe (2311), and the other end of the first infusion branch pipe is connected with the spray pipe (233) through a five-way connector (4); one end of the second infusion branch pipe (2313) is connected with the middle part of the infusion main pipe (2311); the other end is connected with a spray pipe (233) through a five-way connector (4).
3. The dual stage spray packed tower of claim 1, wherein: the packing layer (22) is provided with two layers which are fixed on the inner wall of the middle part of the tower body (1) at intervals from top to bottom, and each layer is elliptic.
4. The dual stage spray packed tower of claim 3, wherein: the fixed position of the packing layer (22) and the tower body (1) is provided with a plurality of cleaning ports (5) and corridors (6).
5. The dual stage spray packed tower of claim 1 or 2, wherein: eight spray pipes (233) are arranged, and every four spray pipes are uniformly arranged right above each layer of the packing layer (22).
6. The dual stage spray packed tower of claim 5, wherein: the spray pipe (233) is provided in an elliptical shape corresponding to the packing layer (22).
7. The dual stage spray packed tower of claim 6, wherein: and a plurality of observation windows (7) are arranged on the side wall above the spray pipe (233).
8. The dual stage spray packed tower of claim 1, wherein: the waste gas inlet (11) and the waste gas outlet (12) are respectively arranged at the bottom and the top of the side wall of the tower body (1); the treatment liquid outlet (13) and the waste gas inlet (11) are arranged oppositely, and the waste gas inlet (11) is positioned above the treatment liquid outlet (13).
9. The dual stage spray packed tower of claim 1, wherein: the filter layer (21) is fixed on the inner wall of the tower body (1) between the waste gas inlet (11) and the treatment liquid outlet (13); the drying layer (24) is fixed on the inner wall of the tower body (1) close to the waste gas outlet (12).
10. The dual stage spray packed tower of claim 1, wherein: the input end and the output end of the air conveying pipe (31) are both inclined upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122036814.9U CN216023831U (en) | 2021-08-27 | 2021-08-27 | Two-stage spraying packed tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122036814.9U CN216023831U (en) | 2021-08-27 | 2021-08-27 | Two-stage spraying packed tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216023831U true CN216023831U (en) | 2022-03-15 |
Family
ID=80622042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122036814.9U Expired - Fee Related CN216023831U (en) | 2021-08-27 | 2021-08-27 | Two-stage spraying packed tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216023831U (en) |
-
2021
- 2021-08-27 CN CN202122036814.9U patent/CN216023831U/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: 20220315 |