CN203874644U - Tail-gas absorbing device for absorbing gas by utilizing Venturi tube - Google Patents
Tail-gas absorbing device for absorbing gas by utilizing Venturi tube Download PDFInfo
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- CN203874644U CN203874644U CN201420292243.2U CN201420292243U CN203874644U CN 203874644 U CN203874644 U CN 203874644U CN 201420292243 U CN201420292243 U CN 201420292243U CN 203874644 U CN203874644 U CN 203874644U
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- venturi tube
- tail gas
- water inlet
- inlet pipe
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Abstract
The utility model discloses a tail-gas absorbing device for absorbing gas by utilizing a Venturi tube. The tail-gas absorbing device comprises a filler absorbing tower, a water tank and a valve, wherein the filler absorbing tower is connected to the upper end of the water tank; the upper end of the water tank is connected with the Venturi tube to which a tail-gas pipeline is connected; the upper end of the Venturi tube is connected with a first water inlet pipe which is provided with a first valve; the other end of the first water inlet pipe is connected with a circulating pipe; a second water inlet pipe is connected to the connecting part between the first water inlet pipe and the circulating pipe and is provided with a second valve; the other end of the second water inlet pipe is connected with the filler absorbing tower; a spraying head is arranged in the filler absorbing tower and is connected with the second water inlet pipe; the circulating pipe is respectively provided with a third valve and a water pump; the other end of the circulating pipe is connected to the lower end of the water tank. The tail-gas absorbing device disclosed by the utility model has the advantages that the filler absorbing tower is selected for absorbing ammonia gas in tail gas by water circulation, and the Venturi tube is introduced into the tail-gas absorbing device, so that no deposition of the tail gas in a pipeline of a production device is guaranteed and the power consumption is reduced.
Description
Technical field
The utility model relates to a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes.
Background technology
Chemical industry is to form since 19 beginnings of the century, and a development industrial department faster.Chemical industry is the industry that belongs to knowledge and fund-intensive.Along with scientific and technical development, it is by only producing at first a few inorganic product such as soda ash, sulfuric acid and mainly extract alizarin from plant the organic products of making dyestuff, progressively develop into the production division of a conglomerate, many kinds, occurred the chemical enterprise that large quantities of utilize resources syntheticallies and scale maximize.
In Chemical Manufacture, be often attended by tail gas and produce, include ammonia, sulfur dioxide etc.; If these tail gas are directly discharged in atmosphere, can cause great destruction to environment, therefore in Chemical Manufacture, often need tail gas to process.At present, chemical enterprise mainly adopts device for absorbing tail gas to filter the harmful components in tail gas, makes tail gas reach emission request.Existing device for absorbing tail gas generally adopts the flow direction of sucktion fan equal power device control tail gas, and power consumption is larger, and job costs are higher, affects the economic benefit of enterprise.
Summary of the invention
The purpose of this utility model is to provide a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes, select packed absorber, with water circulation, the ammonia in tail gas is absorbed to processing, and in device for absorbing tail gas, introduce Venturi tube, produce negative pressure by water inlet in Venturi tube, not only control the tail gas direction of motion, ensure that tail gas does not amass in the pipeline of process units, and reduce power consumption.
In order to solve the problems of the technologies described above, adopt following technical scheme:
A kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes, comprise packed absorber, water tank and valve, packed absorber is connected in the upper end of water tank, the upper end of packed absorber is connected with tail gas and goes out pipe, it is characterized in that: valve includes the first valve, the second valve, the 3rd valve, the 4th valve; The upper end of water tank is connected with Venturi tube; In Venturi tube, be connected with exhaust pipe, the upper end of Venturi tube is connected with the first water inlet pipe, and the first water inlet pipe is provided with the first valve; The other end of the first water inlet pipe is connected with circulation pipe; The junction of the first water inlet pipe and circulation pipe is connected with the second water inlet pipe, and the second water inlet pipe is provided with the second valve, and the other end bonding pad absorption tower of the second water inlet pipe, is provided with spray head in packed absorber, and spray head connects the second water inlet pipe; On circulation pipe, be respectively equipped with the 3rd valve and suction pump, the other end of circulation pipe is connected in the lower end of water tank.In Venturi tube, can form negative pressure by circulation water, and impel formation negative pressure in exhaust pipe, and forming pressure reduction with the air pressure in process units, tail gas enters device for absorbing tail gas under the promotion of pressure reduction in process units, ensure that tail gas does not amass on the pipeline of process units, control the tail gas direction of motion.Meanwhile, owing to not needing to use sucktion fan, significantly reduce power consumption, save job costs, bring good economic benefit.Packed absorber, water tank, circulation pipe and the second water inlet pipe composition circulation absorption system, when tail gas enters after packed absorber, bump with the water spraying in spray head, and the ammonia in tail gas is absorbed by water, and water flows in water tank simultaneously.Under the effect of suction pump, the water in water tank is drawn in circulation pipe, enters the second water inlet pipe after circulation pipe, realizes circulation and absorbs.Circulating absorption system not only has advantages of energy-conserving and environment-protective, and it is more thorough to absorb ammoniacal liquor, ensures that the tail gas of discharge meets environmental requirement, does not contain harmful ingredients.
Further, exhaust pipe is provided with the 4th valve, controls the size of exhaust pipe inner exhaust gas flow.
Further, Pressure gauge is installed on exhaust pipe, the pressure that Pressure gauge can Real-Time Monitoring exhaust pipe.
Further, valve includes the first valve port, the second valve port and handle, the size of flow in handle by-pass valve control, and the first valve port and the second valve port are for circulation.
Further, suction pump includes import, outlet, motor and base, and import is all connected on circulation pipe with outlet, and base is fixed suction pump, and motor provides the power drawing water.
Further, circulation pipe is provided with control valve, and control valve is near outlet, and control valve is by regulating aperture can control the size of quantity of circulating water.
Owing to adopting technique scheme, there is following beneficial effect:
A kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes of the utility model, select packed absorber, with water circulation, the ammonia in tail gas is absorbed to processing, and in device for absorbing tail gas, introduce Venturi tube, produce negative pressure by water inlet in Venturi tube, not only control the tail gas direction of motion, ensure that tail gas does not amass in the pipeline of process units, and reduce power consumption.
In Venturi tube, can form negative pressure by circulation water, and impel formation negative pressure in exhaust pipe, and forming pressure reduction with the air pressure in process units, tail gas enters device for absorbing tail gas under the promotion of pressure reduction in process units, ensure that tail gas does not amass on the pipeline of process units, control the tail gas direction of motion.Meanwhile, owing to not needing to use sucktion fan, significantly reduce power consumption, save job costs, bring good economic benefit.Packed absorber, water tank, circulation pipe and the second water inlet pipe composition circulation absorption system, when tail gas enters after packed absorber, bump with the water spraying in spray head, and the ammonia in tail gas is absorbed by water, and water flows in water tank simultaneously.Under the effect of suction pump, the water in water tank is drawn in circulation pipe, enters the second water inlet pipe after circulation pipe, realizes circulation and absorbs.Circulating absorption system not only has advantages of energy-conserving and environment-protective, and it is more thorough to absorb ammoniacal liquor, ensures that the tail gas of discharge meets environmental requirement, does not contain harmful ingredients.The utlity model has feature simple in structure, practical, applied widely simultaneously.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is a kind of structural representation that utilizes the air-breathing device for absorbing tail gas of Venturi tube of the utility model;
Fig. 2 is the structural representation of suction pump;
Fig. 3 is the structural representation of packed absorber;
Fig. 4 is the structural representation of valve.
Detailed description of the invention
As shown in Figures 1 to 4, a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes, comprises packed absorber 1, Venturi tube 2, water tank 3 and valve.Venturi tube 2 and packed absorber 1 are all connected in the upper surface of water tank 3, are connected with exhaust pipe 4 in Venturi tube 2, and exhaust pipe 4 connects process units, produces tail gas in process units, and tail gas enters Venturi tube 2 through exhaust pipe 4.Simultaneously exhaust pipe 4 is provided with the 4th valve 41 and Pressure gauge 42, the four valves 41 and can controls the size of exhaust pipe 4 inner exhaust gas flows; Pressure gauge 42 can detect the pressure in exhaust pipe 4 in real time.The upper end of Venturi tube 2 is connected with the first water inlet pipe 8, the interior circulation of the first water inlet pipe 8 has water, therefore water can be through the first water inlet pipe 8 in the interior circulation of Venturi tube 2 and fall in water tank 3, simultaneously the first water inlet pipe 8 is provided with the first valve 81, the first valves 81 and can controls the uninterrupted of the first water inlet pipe 8 interior water.In Venturi tube 2, can form negative pressure by circulation water, and impel the interior formation negative pressure of exhaust pipe 4, form pressure reduction with the air pressure in process units, tail gas enters device for absorbing tail gas under the promotion of pressure reduction in process units, ensure that tail gas does not amass on the pipeline of process units, control the tail gas direction of motion.Meanwhile, Pressure gauge 42 is installed in exhaust pipe 4, Pressure gauge 42 can detect the air pressure in exhaust pipe 4, handled easily personnel control in real time.In addition can control the uninterrupted of the first water inlet pipe 8 due to the first valve 81, so the vacuum magnitude in Venturi tube 2 can be controlled by the first valve 81, in the time that the pressure in exhaust pipe 4 is higher, pressure in exhaust pipe 4 can be adjusted to negative pressure again by the aperture that expands the first valve 81, realize as required and regulating.Owing to not needing to use sucktion fan, significantly reduce power consumption, save job costs, bring good economic benefit.
In packed absorber 1, be filled with filler, the upper end of packed absorber 1 is connected with tail gas and goes out pipe 9, and tail gas after treatment goes out pipe 9 through tail gas and discharges.On packed absorber 1, be connected with the second water inlet pipe 7, be provided with spray head 12 in packed absorber 1, spray head 12 connects the second water inlet pipe 7, so the water in the second water inlet pipe 7 can flow into spray head 12, the water after ejection falls in water tank 3.Spray head 12 is realized spraying effect, makes water be full of whole packed absorber 1, and gives water certain mechanical performance, ensures that water fully contacts with tail gas, realizes ammonia and is fully filtered.Simultaneously the second water inlet pipe 7 is provided with the second valve 71, the second valves 71 and can controls the size of the second water inlet pipe 7 interior current, can control spray head 12 and spray the size of the water yield by controlling current.One end of the second water inlet pipe 7 is crossing with one end of the first water inlet pipe 8, intersection is connected with circulation pipe 5, the other end of circulation pipe 5 is connected to the lower end of water tank 3, therefore form a closed circuit: the water in water tank 3 is delivered to respectively the first water inlet pipe 8 and the second water inlet pipe 7 by circulation pipe 5, current in the first water inlet pipe 8 flow into water tank 3 after Venturi tube 2, water in the second water inlet pipe 7 also flows into water tank 3 after spraying in packed absorber 1, forms and so forth a closed circuit.On circulation pipe 5, be respectively equipped with the 3rd valve 51, control valve 52 and suction pump 6, the three valves 51 size for discharge in controlled circulation pipe 5 tunnels.Suction pump 6 includes import 61, outlet 62, motor 63 and base 64, and import 61 is all connected on circulation pipe 5 with outlet 62, the fixing suction pump 6 of base 64, and motor 63 provides the power drawing water, and water is evacuated in circulation pipe 5 in water tank 3.Control valve 52 arranges near outlet 62, extracts out from suction pump 6 when recirculated water, and the size of scheduling controlling valve 52 can be controlled the size of quantity of circulating water.Packed absorber 1, water tank 3, circulation pipe 5 and the second water inlet pipe 7 form circulation absorption system, when tail gas enters after packed absorber 1, bump with the water of spray head 12 interior ejections, and the ammonia in tail gas is absorbed by water, and water flows in water tank 3 simultaneously.Under the effect of suction pump 6, the water in water tank 3 is drawn in circulation pipe 5, enters the second water inlet pipe 7 after circulation pipe 5, realizes circulation and absorbs.Circulating absorption system not only has advantages of energy-conserving and environment-protective, and it is more thorough to absorb ammoniacal liquor, ensures that the tail gas of discharge meets environmental requirement, does not contain harmful ingredients.
In actual use procedure, first operating personnel check the air-tightness of this device, and the interior interpolation water of the qualified backward water tank 3 of air-tightness, opens the 3rd valve 51, suction pump 6 and control valve 52 successively, and adjusting control valve 52 controlled circulation water yield sizes.Water, in the interior circulation of Venturi tube 2, then regulates the second valve 71 and the first valve 81, the interior generation negative pressure of Venturi tube 2 and exhaust pipe 4.Open the 4th valve 41, tail gas enters in Venturi tube 2 from the process units of upper level, and enters packed absorber 1 through Venturi tube 2 and water tank 3.Now, the interior spray water outlet of packed absorber 1, water and the tail gas of ejection bump, and the ammonia in tail gas is absorbed by water, and this water enters in water tank 3 again simultaneously, realizes circulation.Go out pipe 9 through packed absorber 1 tail gas after treatment through tail gas discharges simultaneously.
These are only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this.Anyly for solving essentially identical technical problem, realize essentially identical technique effect taking the utility model as basis, done ground simple change, be equal to and replace or modification etc., be all covered by among protection domain of the present utility model.
Claims (6)
1. one kind is utilized the air-breathing device for absorbing tail gas of Venturi tube, comprise packed absorber, water tank and valve, described packed absorber is connected in the upper end of described water tank, the upper end of described packed absorber is connected with tail gas and goes out pipe, it is characterized in that: described valve includes the first valve, the second valve, the 3rd valve, the 4th valve; The upper end of described water tank is connected with Venturi tube; In described Venturi tube, be connected with exhaust pipe, the upper end of described Venturi tube is connected with the first water inlet pipe, and described the first water inlet pipe is provided with described the first valve; The other end of described the first water inlet pipe is connected with circulation pipe; The junction of described the first water inlet pipe and described circulation pipe is connected with the second water inlet pipe, described the second water inlet pipe is provided with described the second valve, the other end of described the second water inlet pipe connects described packed absorber, in described packed absorber, be provided with spray head, described spray head connects described the second water inlet pipe; On described circulation pipe, be respectively equipped with described the 3rd valve and suction pump, the other end of described circulation pipe is connected in the lower end of described water tank.
2. a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes according to claim 1, is characterized in that: described exhaust pipe is provided with described the 4th valve.
3. a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes according to claim 1, is characterized in that: on described exhaust pipe, Pressure gauge is installed.
4. a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes according to claim 1, is characterized in that: described valve includes the first valve port, the second valve port and handle, valve described in described handle control.
5. a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes according to claim 1, it is characterized in that: described suction pump includes import, outlet, motor and base, described import and described outlet are all connected on described circulation pipe, and described base is fixed described suction pump.
6. a kind of air-breathing device for absorbing tail gas of Venturi tube that utilizes according to claim 5, is characterized in that: described circulation pipe is provided with control valve, described control valve is near described outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420292243.2U CN203874644U (en) | 2014-06-03 | 2014-06-03 | Tail-gas absorbing device for absorbing gas by utilizing Venturi tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420292243.2U CN203874644U (en) | 2014-06-03 | 2014-06-03 | Tail-gas absorbing device for absorbing gas by utilizing Venturi tube |
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| CN203874644U true CN203874644U (en) | 2014-10-15 |
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| CN201420292243.2U Active CN203874644U (en) | 2014-06-03 | 2014-06-03 | Tail-gas absorbing device for absorbing gas by utilizing Venturi tube |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105498425A (en) * | 2016-01-14 | 2016-04-20 | 张家港市洁皇工业吸尘器制造有限公司 | Servo linkage wet method smoke removal purification device for numerical control plasma cutting machine |
| CN106621709A (en) * | 2016-12-08 | 2017-05-10 | 西安近代化学研究所 | Device for treating acidic waste gas in synthesis process of single-compound explosive |
| CN106823733A (en) * | 2015-12-04 | 2017-06-13 | 南京清元景和环境科技有限公司 | A kind of portable waste gas purification apparatus |
| CN108568212A (en) * | 2018-05-24 | 2018-09-25 | 四川锐源能环科技有限公司 | A kind of rubbish exhaust air deodorization device |
| CN108636089A (en) * | 2018-05-24 | 2018-10-12 | 四川锐源能环科技有限公司 | A kind of foul waste gas purifier |
| CN109173604A (en) * | 2018-09-05 | 2019-01-11 | 北京化工大学 | A kind of method that ionic liquid is used to capture condensable gas |
| CN109631499A (en) * | 2018-12-19 | 2019-04-16 | 西安近代化学研究所 | A kind of quick continuous drying technique of insensitive energetic material |
| CN110065986A (en) * | 2019-05-23 | 2019-07-30 | 金猛 | A kind of system recycling ammonium sulfate from ammonia-containing water |
| CN113048833A (en) * | 2021-04-08 | 2021-06-29 | 山东世骅新材料有限公司 | Layered variable flow combined energy-saving water spraying filler for cooling tower |
| CN114669169A (en) * | 2022-04-07 | 2022-06-28 | 青岛双瑞海洋环境工程股份有限公司 | Ship ammonia gas treatment system and ship |
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2014
- 2014-06-03 CN CN201420292243.2U patent/CN203874644U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823733A (en) * | 2015-12-04 | 2017-06-13 | 南京清元景和环境科技有限公司 | A kind of portable waste gas purification apparatus |
| CN105498425A (en) * | 2016-01-14 | 2016-04-20 | 张家港市洁皇工业吸尘器制造有限公司 | Servo linkage wet method smoke removal purification device for numerical control plasma cutting machine |
| CN106621709A (en) * | 2016-12-08 | 2017-05-10 | 西安近代化学研究所 | Device for treating acidic waste gas in synthesis process of single-compound explosive |
| CN108568212A (en) * | 2018-05-24 | 2018-09-25 | 四川锐源能环科技有限公司 | A kind of rubbish exhaust air deodorization device |
| CN108636089A (en) * | 2018-05-24 | 2018-10-12 | 四川锐源能环科技有限公司 | A kind of foul waste gas purifier |
| CN109173604A (en) * | 2018-09-05 | 2019-01-11 | 北京化工大学 | A kind of method that ionic liquid is used to capture condensable gas |
| CN109631499A (en) * | 2018-12-19 | 2019-04-16 | 西安近代化学研究所 | A kind of quick continuous drying technique of insensitive energetic material |
| CN110065986A (en) * | 2019-05-23 | 2019-07-30 | 金猛 | A kind of system recycling ammonium sulfate from ammonia-containing water |
| CN113048833A (en) * | 2021-04-08 | 2021-06-29 | 山东世骅新材料有限公司 | Layered variable flow combined energy-saving water spraying filler for cooling tower |
| CN113048833B (en) * | 2021-04-08 | 2022-06-21 | 山东世骅新材料有限公司 | Layered variable flow combined energy-saving water spraying filler for cooling tower |
| CN114669169A (en) * | 2022-04-07 | 2022-06-28 | 青岛双瑞海洋环境工程股份有限公司 | Ship ammonia gas treatment system and ship |
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