CN208747678U - A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment - Google Patents
A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment Download PDFInfo
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- CN208747678U CN208747678U CN201821019675.0U CN201821019675U CN208747678U CN 208747678 U CN208747678 U CN 208747678U CN 201821019675 U CN201821019675 U CN 201821019675U CN 208747678 U CN208747678 U CN 208747678U
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- ammonia
- stripping tower
- wastewater treatment
- production wastewater
- nitrogen
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Abstract
The utility model relates to industrial wastewater treatment device fields, and in particular to a kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment, including stripping tower ontology, absorption tower ontology and auxiliary device；The inside of the stripping tower ontology successively includes gathering ground, blast area and spraying zone from the bottom to top, the spraying zone successively includes that at least one layer of packing layer and at least one layer of liquid distribution trough are separated by setting from the bottom to top, described filler layer includes Internet tablet, lower web plate and the filler being filled between Internet tablet and lower web plate, and the Internet tablet and lower web plate are in Wave-shaped structural；The liquid distribution trough is equipped with spray apertures directed downwardly, and the spray apertures are inverted cone-shaped.The utility model has the beneficial effects that: the packing layer of setting undaform and the liquid distribution trough with inverted cone-shaped spray apertures are conducive to increase the contact area of gas and liquid phase, ammonia-nitrogen desorption efficiency is improved, while the ammonia absorption that stripping comes out is avoided by secondary pollution by setting absorption tower.
Description
Technical field
The utility model relates to industrial wastewater treatment device fields, and in particular to one kind produces at waste water for Sucralose
The ammonia-nitrogen stripping tower of reason.
Background technique
A certain amount of ammonia nitrogen waste water can be generated in sucrose trichloride production process, untreated ammonia nitrogen waste water is discharged into water body not
Only cause water eutrophication, causes black and odorous water, and increase the difficulty and cost of water process, or even to water body and biological production
Raw toxic action.
Ammonia nitrogen waste water causes the attention of environment protection field to the influence of environment, and recent domestic opens the processing of ammonia nitrogen waste water
More research is opened up, common method has bioanalysis, physico-chemical process, wherein most popular is ammonia aeration method, ammonia aeration method
It is concerned because its processing operation is simple, at low cost, however traditional ammonia-nitrogen desorption equipment has more shortcoming, than
If stripping effect difference is inefficient, equipment poor work stability, and also the ammonia nitrogen mixed gas by stripping tower blowout cannot obtain
To further collection and processing, air pollution is again resulted in.
Utility model content
In order to overcome the defects of the prior art described above, the technical problem to be solved by the utility model is to provide a kind of ammonia nitrogens
Stripping is high-efficient and avoids the ammonia-nitrogen stripping tower that can be used for Sucralose production wastewater treatment of secondary pollution.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: one kind is produced for Sucralose
The ammonia-nitrogen stripping tower of wastewater treatment, including stripping tower ontology, absorption tower ontology and auxiliary device；
The inside of the stripping tower ontology successively includes gathering ground, blast area and spraying zone, the gathering ground from the bottom to top
It is set to the intrinsic bottom of stripping tower, the blast area includes the blast orifice that this body side surface of stripping tower is arranged in, the spray
Area successively includes that at least one layer of packing layer and at least one layer of liquid distribution trough are separated by setting, described filler layer packet from the bottom to top
Internet tablet, lower web plate and the filler being filled between Internet tablet and lower web plate are included, the Internet tablet and lower web plate are in undaform
Structure, the liquid distribution trough are equipped with spray apertures directed downwardly, and the spray apertures are inverted cone-shaped；
The absorption tower bodies top is equipped with exhaust outlet, and the exhaust outlet is connected by exhaust pipe and absorption tower body interior
It connects；
The auxiliary device includes air blower, input duct and elevator pump, and the air blower is connected with blast orifice, described to mention
Pump is risen to be connected to by input duct above the liquid distribution trough of spraying zone top layer.
Wherein, the stripping tower ontology inner top is additionally provided with mist eliminating zone, and the mist eliminating zone is connected with exhaust outlet, the demisting
Area is equipped with demister.
Wherein, the demister is tile-type structure.
Wherein, the input duct is located at the part above spraying zone top layer liquid distribution trough equipped with several sprays
Mouthful.
Wherein, the lower section of the mist eliminating zone is equipped with gas-liquid filter net, and the gas-liquid filter net is located at the top of input duct.
Wherein, the spraying zone includes that two layers of packing layer and two layers of liquid distribution trough are spaced setting from the bottom to top.
Wherein, the filler is polypropylene Pall ring and foamed ceramics mixed fillers.
Wherein, the gathering ground is equipped with ammonia nitrogen detection device and pH detection device.
Wherein, the gathering ground is equipped with feed inlet.
Wherein, the gathering ground is connected with elevator pump.
The utility model has the beneficial effects that: by the packing layer of setting undaform and with inverted cone-shaped spray apertures
Liquid distribution trough is conducive to increase the contact area of gas and liquid phase, improves mass-transfer efficiency, further increases ammonia nitrogen waste water middle reaches
Stripping efficiency from ammonia, while can absorb to collect by the ammonia that stripping comes out by setting absorption tower and avoid being directly discharged to sky
Secondary pollution is caused in gas.
Detailed description of the invention
A kind of ammonia nitrogen for Sucralose production wastewater treatment that Fig. 1 show specific embodiment of the present invention is blown
De- tower structure schematic diagram；
Label declaration:
1, stripping tower ontology；
11, gathering ground；111, feed inlet；112；Ammonia nitrogen detection device；113, pH detection device
12, blast area；121, blast orifice；
13, spraying zone；131, packing layer；132, liquid distribution trough；133, gas-liquid filter net；
14, mist eliminating zone；141, demister；
15, exhaust outlet；151, exhaust pipe；
2, absorption tower ontology；
3, air blower；4, elevator pump；5, input duct.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: by the way that the packing layer of undaform is arranged and has inverted cone-shaped spray apertures
Liquid distribution trough be conducive to increase gas and liquid phase contact area, improve mass-transfer efficiency, further increase in ammonia nitrogen waste water
The stripping efficiency and increase ammonia absorption tower of free ammonia avoid secondary pollution.
It please refers to shown in Fig. 1, a kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment of the utility model, wraps
Include stripping tower ontology 1, absorption tower ontology 2 and auxiliary device；
The inside of the stripping tower ontology is described from the bottom to top successively including gathering ground 11, blast area 12 and spraying zone 13
Gathering ground 11 is set to the bottom in stripping tower ontology 1, and the blast area 12 includes the air blast that 1 side of stripping tower ontology is arranged in
Mouth 121, the spraying zone 13 successively include at least one layer of packing layer 131 and at least one layer of liquid distribution trough from the bottom to top
132 are separated by setting, and described filler layer 131 includes Internet tablet, lower web plate and the filler being filled between Internet tablet and lower web plate,
The Internet tablet and lower web plate are in Wave-shaped structural, and the liquid distribution trough 132 is equipped with spray apertures directed downwardly, the spray apertures
For inverted cone-shaped；
Exhaust outlet 15 is equipped at the top of the absorption tower ontology 2, the exhaust outlet 15 passes through exhaust pipe 151 and absorption tower ontology
2 inside connections；
The auxiliary device includes air blower 3, input duct 5 and elevator pump 4, the air blower 3 and 121 phase of blast orifice
Even, the elevator pump 4 is connected to 132 top of liquid distribution trough of 13 top layer of spraying zone by input duct 5.
The working principle of the utility model are as follows: first be adjusted to be suitble to by the waste water that Sucralose produces according to ammonia-nitrogen desorption principle
The pH value of ammonia aeration, air is blasted blast area by blast orifice by unlatching air blower moves upwards it, then utilizes elevator pump
Waste water in wastewater disposal basin containing ammonia nitrogen is introduced in stripping tower by input duct, waste water flows in the liquid distribution trough of top layer,
Waste water distribution is reached downwards by the liquid distribution trough of top layer and passs packing layer, waste water forms liquid film to dirty in packing layer
Dynamic, air is come into full contact with by the reverse flow of filler gap, air and waste water in filler surface, and the ammonia in waste water is constantly discharged into
In air, because packing layer is set as the contact area that undaform considerably increases liquid phase and air, while because of liquid distribution trough
Spray apertures are inverted cone-shaped, and when liquid is attached to spray apertures outer surface, conical surface provides for it and larger contacts with air
Area be conducive to improve ammonia-nitrogen desorption efficiency so that more ammonia is come out by stripping, remaining liquid is taken advantage of a situation the entrance that flows downward
Gathering ground.Air, which carries free ammonia and moves up through exhaust outlet, enters absorption tower body interior along exhaust pipe, passes through suction
The ammonia absorbing liquid received in tower absorbs ammonia, avoids being directly discharged to cause secondary pollution in air.
As can be seen from the above description, the utility model has the beneficial effects that: by the packing layer that undaform is arranged and having
The liquid distribution trough of inverted cone-shaped spray apertures is conducive to increase the contact area of gas and liquid phase, improves mass-transfer efficiency, further
The stripping efficiency of free ammonia in ammonia nitrogen waste water is improved, while being absorbed and being collected by the ammonia that setting absorption tower can come out stripping
It avoids being directly discharged to cause secondary pollution in air.
Further, the stripping tower ontology inner top is additionally provided with mist eliminating zone 14, the mist eliminating zone 14 and 15 phase of exhaust outlet
Even, the mist eliminating zone 14 is equipped with demister 141.
Further, the demister 141 is tile-type structure.
As can be seen from the above description, being removed the mist in gas by the demister in mist eliminating zone, setting tile-type structure has
Conducive to demisting efficiency is improved, avoid bringing other substances in waste water in absorption tower into.
Further, if the part that the input duct 5 is located at 13 top layer's liquid distribution trough of spraying zone, 132 top is equipped with
Dry spray port.
As can be seen from the above description, waste water is sprayed to liquid distribution trough by the spray port in input duct, so that liquid phase point
Cloth more evenly, is conducive to come into full contact with air.
Further, the lower section of the mist eliminating zone 14 be equipped with gas-liquid filter net 133, the gas-liquid filter net 133 be located at into
The top in liquid pipe road 5.
As can be seen from the above description, setting gas-liquid filter net prevents the waste water of input duct spray port from entering mist eliminating zone.
Further, the spraying zone 13 include two layers of packing layer 131 and two layers of liquid distribution trough 132 from the bottom to top
Interval setting.
Further, the filler is polypropylene Pall ring and foamed ceramics mixed fillers.
As can be seen from the above description, two layers of packing layer of setting and two layers of liquid distribution trough further increase ammonia-nitrogen desorption effect
Fruit is conducive to increase specific surface area by two different filler combinations, improves surface utilisation, reduces gas-flow resistance, liquid phase
It is more evenly distributed.
Further, the gathering ground 11 is equipped with ammonia nitrogen detection device 112 and pH detection device 113.
Further, the gathering ground 11 is equipped with feed inlet 111.
Further, the gathering ground 11 is connected with elevator pump 4.
As can be seen from the above description, the ammonia-nitrogen content of waste water in gathering ground is tested by ammonia nitrogen detection device, if ammonia in waste water
Nitrogen content is not up to standard, then whether meets ammonia aeration condition by the pH that pH detection device tests remaining waste water in gathering ground, is discontented with
Suitable pH adjusting agent can be added completely by the feed inlet on gathering ground, recycle elevator pump to be reintroduced back in stripping tower and carry out two
Secondary processing.
It please refers to shown in Fig. 1, the embodiments of the present invention one are as follows:
A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment, including stripping tower ontology 1, absorption tower ontology 2
And auxiliary device；
The inside of the stripping tower ontology is described from the bottom to top successively including gathering ground 11, blast area 12 and spraying zone 13
Gathering ground 11 is set to the bottom in stripping tower ontology 1, and the blast area 12 includes the air blast that 1 side of stripping tower ontology is arranged in
Mouth 121, the spraying zone 13 successively include at least one layer of packing layer 131 and at least one layer of liquid distribution trough from the bottom to top
132 are separated by setting, and described filler layer 131 includes Internet tablet, lower web plate and the filler being filled between Internet tablet and lower web plate,
The Internet tablet and lower web plate are in Wave-shaped structural, and the liquid distribution trough 132 is equipped with spray apertures directed downwardly, the spray apertures
For inverted cone-shaped；
Exhaust outlet 15 is equipped at the top of the absorption tower ontology 2, the exhaust outlet 15 passes through exhaust pipe 151 and absorption tower ontology
2 inside connections；
The auxiliary device includes air blower 3, input duct 5 and elevator pump 4, the air blower 3 and 121 phase of blast orifice
Even, the elevator pump 4 is connected to 132 top of liquid distribution trough of 13 top layer of spraying zone by input duct 5.
The stripping tower ontology inner top is additionally provided with mist eliminating zone 14, and the mist eliminating zone 14 is connected with exhaust outlet 15, described to remove
Fog-zone 14 is equipped with demister 141, and the demister 141 is tile-type structure, and the input duct 5 is located at 13 top layer's liquid of spraying zone
The part of 132 top of body distributor is equipped with several spray ports, and the lower section of the mist eliminating zone 14 is equipped with gas-liquid filter net 133, institute
The top that gas-liquid filter net 133 is located at input duct 5 is stated, the spraying zone 13 includes two layers of packing layer 131 and two layers of liquid
Body distributor 132 is spaced setting from the bottom to top, and the filler is polypropylene Pall ring and foamed ceramics mixed fillers, described to catchment
Area 11 is equipped with ammonia nitrogen detection device 112 and pH detection device 113, and the gathering ground 11 is equipped with feed inlet 111, the gathering ground 11
It is connected with elevator pump 4.
The working principle of above-mentioned ammonia-nitrogen stripping tower are as follows: be first adjusted to the waste water that Sucralose produces according to ammonia-nitrogen desorption principle
It is suitble to the pH value of ammonia aeration, opens air blower and air is blasted by blast area by blast orifice move upwards it, then using mentions
It rises pump and introduces the waste water in wastewater disposal basin containing ammonia nitrogen in stripping tower by input duct, waste water flows to the liquid distribution trough of top layer
In, waste water distribution is passed down to by packing layer by the liquid distribution trough of top layer, waste water formed in packing layer liquid film to
Lower flowing, air are come into full contact with by the reverse flow of filler gap, air and waste water in filler surface, and the ammonia in waste water is constantly released
It is put into air, because packing layer is set as the contact area that undaform considerably increases liquid phase and air, while because of liquid distribution
The spray apertures of device are inverted cone-shaped, and when liquid is attached to spray apertures outer surface, conical surface provides larger and air for it
The area of contact is conducive to improve ammonia-nitrogen desorption efficiency, so that more ammonia are come out by stripping, remaining liquid, which is taken advantage of a situation, to flow downward
Into gathering ground.Air, which carries free ammonia and moves upwards into mist eliminating zone, is further taken off the mist in gas by demister
Except absorption tower is entered along exhaust pipe by exhaust outlet again, ammonia is absorbed by the ammonia absorbing liquid in absorption tower, is avoided directly
It is discharged into atmosphere and causes secondary pollution.Last remaining liq, which is taken advantage of a situation, to flow downward into gathering ground, passes through ammonia nitrogen detection device
The ammonia-nitrogen content of waste water in gathering ground is tested, if ammonia-nitrogen content is not up to standard in waste water, then gathering ground is tested by PH detection device
Whether the pH of middle residue waste water meets ammonia aeration condition, and suitable pH can be added by the feed inlet on gathering ground by, which being unsatisfactory for, is adjusted
Agent recycles elevator pump to be reintroduced back in stripping tower and carries out secondary treatment.
In conclusion a kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment provided by the utility model, leads to
The packing layer and liquid distribution trough with inverted cone-shaped spray apertures for crossing setting undaform are conducive to increase connecing for gas and liquid phase
Contacting surface product, improves mass-transfer efficiency, further increases the stripping efficiency of free ammonia in ammonia nitrogen waste water, while can by setting absorption tower
It absorbs to collect with the ammonia for coming out stripping and avoids being directly discharged to cause secondary pollution in air.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment, which is characterized in that including stripping tower ontology, absorb
Tower ontology and auxiliary device；
The inside of the stripping tower ontology successively includes gathering ground, blast area and spraying zone, the gathering ground setting from the bottom to top
In the intrinsic bottom of stripping tower, the blast area includes the blast orifice that this body side surface of stripping tower is arranged in, the spraying zone by
Under it is supreme successively include that at least one layer of packing layer and at least one layer of liquid distribution trough are separated by setting, described filler layer includes upper
Web plate, lower web plate and the filler being filled between Internet tablet and lower web plate, the Internet tablet and lower web plate are in Wave-shaped structural,
The liquid distribution trough is equipped with spray apertures directed downwardly, and the spray apertures are inverted cone-shaped；
The absorption tower bodies top is equipped with exhaust outlet, and the exhaust outlet is connect by exhaust pipe with absorption tower body interior；
The auxiliary device includes air blower, input duct and elevator pump, and the air blower is connected with blast orifice, the inlet tube
Road one end connect the top that the other end is connected to spraying zone top layer liquid distribution trough with elevator pump.
2. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that described
Stripping tower ontology inner top is additionally provided with mist eliminating zone, and the mist eliminating zone is connected with exhaust outlet, and the mist eliminating zone is equipped with demister.
3. the ammonia-nitrogen stripping tower according to claim 2 for Sucralose production wastewater treatment, which is characterized in that described
Demister is tile-type structure.
4. the ammonia-nitrogen stripping tower according to claim 2 for Sucralose production wastewater treatment, which is characterized in that described
Input duct is located at the part above spraying zone top layer liquid distribution trough equipped with several spray ports.
5. according to the described in any item ammonia-nitrogen stripping towers for Sucralose production wastewater treatment of claim 2 to 4, feature
It is, the lower section of the mist eliminating zone is equipped with gas-liquid filter net, and the gas-liquid filter net is located at the top of input duct.
6. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that described
Spraying zone includes that two layers of packing layer and two layers of liquid distribution trough are spaced setting from the bottom to top.
7. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that described
Filler is polypropylene Pall ring and foamed ceramics mixed fillers.
8. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that described
Gathering ground is equipped with ammonia nitrogen detection device and pH detection device.
9. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that described
Gathering ground is equipped with feed inlet.
10. the ammonia-nitrogen stripping tower according to claim 1 for Sucralose production wastewater treatment, which is characterized in that institute
Gathering ground is stated to be connected with elevator pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019675.0U CN208747678U (en) | 2018-06-29 | 2018-06-29 | A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019675.0U CN208747678U (en) | 2018-06-29 | 2018-06-29 | A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment |
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| Publication Number | Publication Date |
|---|---|
| CN208747678U true CN208747678U (en) | 2019-04-16 |
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ID=66054407
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821019675.0U Active CN208747678U (en) | 2018-06-29 | 2018-06-29 | A kind of ammonia-nitrogen stripping tower for Sucralose production wastewater treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449010A (en) * | 2019-09-06 | 2019-11-15 | 湖南远宏环保科技有限公司 | A kind of novel horizontal spray column of exhaust-gas treatment |
| WO2022032600A1 (en) * | 2020-08-11 | 2022-02-17 | 苏州荣能环保科技有限公司 | Water scrubbing tower for waste gas |
-
2018
- 2018-06-29 CN CN201821019675.0U patent/CN208747678U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449010A (en) * | 2019-09-06 | 2019-11-15 | 湖南远宏环保科技有限公司 | A kind of novel horizontal spray column of exhaust-gas treatment |
| WO2022032600A1 (en) * | 2020-08-11 | 2022-02-17 | 苏州荣能环保科技有限公司 | Water scrubbing tower for waste gas |
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