CN202482129U - Water gas stripping device - Google Patents
Water gas stripping device Download PDFInfo
- Publication number
- CN202482129U CN202482129U CN201120495788XU CN201120495788U CN202482129U CN 202482129 U CN202482129 U CN 202482129U CN 201120495788X U CN201120495788X U CN 201120495788XU CN 201120495788 U CN201120495788 U CN 201120495788U CN 202482129 U CN202482129 U CN 202482129U
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- Prior art keywords
- gas
- water
- water stripper
- air
- lifting pipe
- Prior art date
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000007788 liquid Substances 0.000 claims description 11
- 239000012530 fluid Substances 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000010835 comparative analysis Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract 1
- 230000011218 segmentation Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000037332 pore function Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- -1 reverse rotation Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model provides a water gas stripping device, which comprises a lifting pipe and a device which is located in the lower portion of the lifting pipe and supplies gas to the lifting pipe. A double-spiral section with a left-hand spiral and a right-hand spiral alternate combination is arranged inside the lifting pipe. The gas supply device is a diaphragm type microvoid gas supply device which is disposed inside the lower portion lifting pipe. Due to the fact that the spiral rotates alternately clockwise and counterclockwise and the gas-water mixed liquor passes through the double-spiral blades, turbulent flow is easy to form and the gas liquor can be fully mixed. Meanwhile, after the process of flow segmentation, radial mixing, and reverse rotation, the gas and water are mixed and diffused constantly and intensively, bubbles are further cut into smaller bubbles, and more gas can be dissolved. In addition, the diaphragm type microvoid gas supply device is adopted, therefore, the generated bubbles are small and uniform and more gas can be dissolved, the density of the gas-water mixed liquor is lower. After the test and comparative analysis, under the same gas supply condition, the height of lifting the same fluid is increased by 20%-30% compared with an original hole punching gas supply method and the gas bubbles is tiny, the lifting flow is stable, the device is small in vibration and the noise of gas stripping is reduced greatly.
Description
Technical field
Utility model is the improvement to the water stripper device, relates in particular to that a kind of lift height is big, feed flow is stable, noise is little, and does not allow susceptible to plugging aqueous vapor lifting gear.
Background technology
In the environmental protection water treatment, treating processes has all kinds of fluids need promote conveying, and for example active sludge is carried or backflow in the biological process of wastewater treatment.Wherein a kind of lifting is carried and is adopted airlift.Airlift is to utilize the inside and outside fluid density difference of riser pipe and fluid is got a promotion, and it is simple in structure, convenient management, investment and working cost are few; And when carrying active sludge, help improving the mud dissolved oxygen and keep its activity (do not destroy the mud flocs unit, keep the mud natural characteristics), by the environmental protection water treatment is used always.Existing strength is carried device, and it basically all is to adopt valve or perforated pipe or bar seam air feed (Fig. 1,2) that air feed forms the air water mixed solution, like Chinese patent CN2479270, CN201358189, CN2407002, CN200958068 etc., all is to adopt the hole air feed.The main deficiency of this air feed is: make that the air feed bubble is big, rising buoyancy is big, and gas residence time of ducking in drink is short, dissolves gas phase to less, makes that the inside and outside fluid density difference of riser tube is less relatively, and lift height is restricted; Secondly, the air pocket that rises rapidly drives fluid and promotes, and makes water, gas and riser tubing constantly rub, collide, and both can cause flow volume delivery unstable, and it is big to increase noise again.Besides, promote mud or mud and be generally intermittent operation, intermittent operation very easily causes sludgd deposition, curing; Make the gentle hole plug of air feed valve easily; Increased maintenance workload, thus actual when promoting mud or mud, less selecting for use; But the employing pump delivery is unfavorable for that again sludge activity keeps.
Above-mentioned deficiency still has is worth improved place.
The utility model content
The utility model purpose is to overcome the deficiency of above-mentioned prior art, provides that a kind of lift height is big, feed flow is stable, noise is little, and does not allow susceptible to plugging water stripper device.
The utility model purpose realizes; The main improvement is in riser tube, to be provided with left-handed and the duplex dextrorotation alternate combinations, and formation is repeatedly revolved mixed to the air water mixed stream, and bubble is cut; Thereby reduce bubble diameter greatly; And can dissolve in more gases, and overcome the deficiency of prior art, realize the utility model purpose.Specifically, utility model water stripper device comprises riser tube, bottom air feeder in riser tube, it is characterized in that having in the riser tube left-handed and the duplex section dextrorotation alternate combinations.
The utility model air-lift device is set up duplex (a joint left-hand screw one joint right-hand screw replaces, and the blade rotation interlaces 90 °) left-handed and the dextrorotation alternate combinations in riser tube; Act on similar chemical pipeline mixing tank, the spiral rotating replaces, and the air water mixed solution is through the duplex blade; Not only help forming turbulent flow, make the gas-liquid thorough mixing, and through via flow cut apart, radially mix, reverse rotation; Gas, the continuous fierce blending diffusion of water make bubble further be cut into more small bubbles, can dissolve in more gases; The air water hybrid density is littler, thereby has increased lift height, and can further improve air utilization ratio.The duplex section, a kind of better being arranged on below the riser tube water surface.
In addition.
Dissolve gas efficient for further improving, air feeder better adopts the microporous diaphragm air feeder in riser tube, is arranged in the riser tube lower tube.Micropore air feed air exhaustion bubble is little; Greatly increased the contact area of air and conveyance fluid; And greatly improved microbubble residence time in water, thus can dissolve in more air, not only improved air utilization ratio; And reduced the density of air water mixed solution, thereby improved gas lift power because of dissolving in gas more; Flow volume delivery instability and the big shortcoming of noise that air pocket brings have also been eliminated simultaneously; And the microporous diaphragm air feed, after stopping air feed, diaphragm is according to recovery of elasticity, and micropore obtains shrinking, thereby has the sealed porosity function automatically of stopping the supple of gas or steam, the rear enclosed air vent of stopping the supple of gas or steam, thus prevent the sludge blockage solarization air cap.The microporous diaphragm air feeder can be disc type of the prior art, ball formula, tubular type etc., and a kind of being preferably adopted the perpendicular tubular type of putting.
The lifting gear water-in can also be provided with screen cover, can play the water inlet filteration, prevents macrobead or fibrous impurity entering obstruction or wind internals in the conveyance fluid.A kind of better employing semisphere filter screen of screen cover can provide than the big filter area, and makes having under a small amount of stopping state, still can satisfy the flooding quantity requirement.
The lifting gear bottom can also be provided with vacuum breaker (vacuum breaker); Stop gas carrying the back vacuum breaker end; When promoting settling tank mud, in the time of can preventing effectively that interruption of air-lift device air feed or lift height from surpassing design requirements, lifting mud takes place to flow backwards and routs up from the bottom; Cause the mud disturbance of settling tank bottom, influence the precipitated outlet water effect.
Utility model aqueous vapor force lifting apparatus is with respect to prior art, owing in stripping tube, set up left-handed and the duplex section dextrorotation alternate combinations; The spiral rotating replaces, and the air water mixed solution not only helps forming turbulent flow through the duplex blade; Make the gas-liquid thorough mixing, and through via flow cut apart, radially mix, reverse rotation, gas, the continuous fierce blending diffusion of water; Make bubble further be cut into more small bubbles, can dissolve in more gases; In addition, air feeder adopts the microporous diaphragm air feeder, and it is tiny and even not only to produce bubble, can in promoting liquid, dissolve in more air, has greatly improved air utilization ratio especially, and has made that air water mixed solution density is lower.Through the test comparative analysis, under the equal air feed condition, promote with a kind of fluid, can increase by 20% ~ 30% than common perforation air feed lift height.And the tiny lifting stability of flow of bubble, the device vibrations are little, and making gas carry noise has bigger reduction.In addition, the diaphragm aeration also has the self-styled closed pore function of stopping the supple of gas or steam, and can not produce the air vent blockage problem.The vacuum breaker of bottom is used for mud and mud and promotes, and also effectively prevents to stop the supple of gas or steam or lift height promotes liquid when surpassing design and flows backwards, and causes mud disturbance bottom the settling tank, influences the precipitated outlet water effect.
Below in conjunction with two exemplary embodiments; Utility model essence is further understood in exemplary illustration and help; But the embodiment detail only is in order utility model to be described, not to be represented utility model design whole technical schemes down, therefore should not be construed as the total technical scheme of utility model to be limited; Some are In the view of the technician; The unsubstantiality that does not depart from utility model design increases and/or changes, and simple the change or replacement of technical characterictic to have same or similar technique effect for example all truely used novel protected scope.
Description of drawings
Fig. 1 is a kind of water stripper apparatus structure of prior art synoptic diagram.
Fig. 2 is the another kind of water stripper apparatus structure of a prior art synoptic diagram.
Fig. 3 is a kind of water stripper apparatus structure of utility model synoptic diagram.
Fig. 4 is the another kind of water stripper apparatus structure of a utility model synoptic diagram.
Fig. 5 is another water stripper apparatus structure synoptic diagram of utility model.
Embodiment
Embodiment 1: referring to Fig. 3, utility model aqueous vapor lifting gear comprises riser tube 1; The bottom wall has air inlet slice seam 5; Bottom stage is for enlarging hydraucone 4, and air inlet slice seam position periphery has air chamber 3 and connects inlet pipe 2, has left-handed under the riser tube liquid level and the duplex section 6 dextrorotation alternate combinations.
Embodiment 2: referring to Fig. 4, the aqueous vapor lifting gear comprises riser tube 1, and the bottom enlarges hydraucone 4, and inlet pipe 2 one ends have valve 7 to stretch into hydraucone 4, has left-handed under the riser tube liquid level and the duplex section 6 dextrorotation alternate combinations.
Embodiment 3: referring to Fig. 5, the aqueous vapor lifting gear comprises riser tube 1; Have left-handed under riser tube 1 liquid level and dextrorotation alternate combinations duplex section 6, the gas-liquid mixed chamber 9 of expansion is arranged at the bottom, and last hypomere is gradual change and connects; The microporous diaphragm air feeder is arranged in the gas-liquid mixed chamber 9, and the microporous diaphragm air feeder is the perpendicular rubber diaphragm tube-type micropore air-supply duct 8, the external air-supply duct 2 of aeration tube put; Vacuum breaker 10 is arranged at the bottom, and there is semisphere filter screen 11 bottom surface.
To those skilled in the art, under this patent design and specific embodiment enlightenment, some distortion that can directly derive or associate from this patent disclosure and general knowledge; Those of ordinary skills will recognize also can adopt additive method, or uses substituting of known technology in the prior art always, and the equivalence of characteristic changes or modification; Mutual various combination between characteristic, riser tube cross-sectional shape for example, length of tube changes; The change of plenum system in riser tube, the change of diaphragm micro-hole aerator form, or the like unsubstantiality change; Can be employed equally; Can both realize this patent representation function and effect, launch for example no longer one by one to describe in detail, all belong to this patent protection domain.
Claims (7)
1. the water stripper device comprises riser tube, bottom air feeder in riser tube, it is characterized in that having in the riser tube left-handed and the duplex section dextrorotation alternate combinations, and air feeder is the microporous diaphragm air feeder, is arranged in the riser tube lower tube.
2. according to the said water stripper device of claim 1, it is characterized in that the duplex section is arranged on below the riser tube water surface.
3. according to the said water stripper device of claim 1, it is characterized in that the gas-liquid mixed chamber of expansion is arranged at the riser tube bottom, the microporous diaphragm air feeder is arranged in the gas-liquid mixed chamber.
4. according to the said water stripper device of claim 3, it is characterized in that the microporous diaphragm air feeder is the perpendicular tube-type micropore air-supply duct of putting.
5. according to claim 1,2,3 or 4 said water stripper devices, it is characterized in that the water stripper bottom of device has vacuum breaker.
6. according to claim 1,2,3 or 4 said water stripper devices, it is characterized in that there is filter screen water stripper device bottom surface.
7. according to the said water stripper device of claim 6, it is characterized in that filter screen is semisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120495788XU CN202482129U (en) | 2011-12-03 | 2011-12-03 | Water gas stripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120495788XU CN202482129U (en) | 2011-12-03 | 2011-12-03 | Water gas stripping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202482129U true CN202482129U (en) | 2012-10-10 |
Family
ID=46956568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120495788XU Expired - Fee Related CN202482129U (en) | 2011-12-03 | 2011-12-03 | Water gas stripping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202482129U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102870737A (en) * | 2012-10-23 | 2013-01-16 | 中国水产科学研究院渔业机械仪器研究所 | Aquatic water aerator |
| CN105753143A (en) * | 2016-05-20 | 2016-07-13 | 上海澄华环境工程有限公司 | Special aerating device for water treatment technology |
| CN105983254A (en) * | 2016-03-08 | 2016-10-05 | 南通恒和环保科技有限公司 | Liquid discharging device and method of sedimentation tank |
| CN107654389A (en) * | 2017-11-10 | 2018-02-02 | 重庆林德科技发展有限公司 | Without electric-type pulse sewage pump |
| CN107855011A (en) * | 2017-11-28 | 2018-03-30 | 佛山科学技术学院 | Mixed structure in a kind of fluid chemical mother tube body |
| CN108069525A (en) * | 2017-12-21 | 2018-05-25 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of self-propelled micro-nano oxygen increasing equipment |
| CN108083461A (en) * | 2017-12-21 | 2018-05-29 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of micro-nano oxygen increasing equipment |
| CN108317106A (en) * | 2018-01-29 | 2018-07-24 | 山东智博格瑞环保科技有限公司 | A kind of air-lift device |
| CN108408883A (en) * | 2017-02-10 | 2018-08-17 | 大连安能杰科技有限公司 | A kind of MBBR integrated reactors gas lift and the air lift circulatory system |
| CN108671777A (en) * | 2018-03-23 | 2018-10-19 | 绍兴源程环保科技有限公司 | A kind of nano grade air bubbles generating means |
| CN111762901A (en) * | 2020-06-10 | 2020-10-13 | 浙江聚源环保科技有限公司 | Automatic closed bubble generator |
| CN113023847A (en) * | 2021-03-11 | 2021-06-25 | 中节能兆盛环保有限公司 | Novel magnetic material recycling and lifting method and device for magnetic coagulation sedimentation |
-
2011
- 2011-12-03 CN CN201120495788XU patent/CN202482129U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102870737B (en) * | 2012-10-23 | 2014-04-16 | 中国水产科学研究院渔业机械仪器研究所 | Aquatic water aerator |
| CN102870737A (en) * | 2012-10-23 | 2013-01-16 | 中国水产科学研究院渔业机械仪器研究所 | Aquatic water aerator |
| CN105983254A (en) * | 2016-03-08 | 2016-10-05 | 南通恒和环保科技有限公司 | Liquid discharging device and method of sedimentation tank |
| CN105753143A (en) * | 2016-05-20 | 2016-07-13 | 上海澄华环境工程有限公司 | Special aerating device for water treatment technology |
| CN108408883A (en) * | 2017-02-10 | 2018-08-17 | 大连安能杰科技有限公司 | A kind of MBBR integrated reactors gas lift and the air lift circulatory system |
| CN107654389A (en) * | 2017-11-10 | 2018-02-02 | 重庆林德科技发展有限公司 | Without electric-type pulse sewage pump |
| CN107855011B (en) * | 2017-11-28 | 2023-08-08 | 佛山科学技术学院 | Internal mixed structure of liquid chemical raw material pipe |
| CN107855011A (en) * | 2017-11-28 | 2018-03-30 | 佛山科学技术学院 | Mixed structure in a kind of fluid chemical mother tube body |
| CN108069525A (en) * | 2017-12-21 | 2018-05-25 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of self-propelled micro-nano oxygen increasing equipment |
| CN108083461A (en) * | 2017-12-21 | 2018-05-29 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of micro-nano oxygen increasing equipment |
| CN108069525B (en) * | 2017-12-21 | 2024-01-09 | 水利部交通运输部国家能源局南京水利科学研究院 | Self-propelled micro-nano oxygenation equipment |
| CN108083461B (en) * | 2017-12-21 | 2024-01-09 | 水利部交通运输部国家能源局南京水利科学研究院 | Micro-nano oxygenation equipment |
| CN108317106A (en) * | 2018-01-29 | 2018-07-24 | 山东智博格瑞环保科技有限公司 | A kind of air-lift device |
| CN108671777A (en) * | 2018-03-23 | 2018-10-19 | 绍兴源程环保科技有限公司 | A kind of nano grade air bubbles generating means |
| CN111762901A (en) * | 2020-06-10 | 2020-10-13 | 浙江聚源环保科技有限公司 | Automatic closed bubble generator |
| CN113023847A (en) * | 2021-03-11 | 2021-06-25 | 中节能兆盛环保有限公司 | Novel magnetic material recycling and lifting method and device for magnetic coagulation sedimentation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214205, Wuxi, Jiangsu province Yixing ring garden Yue East Road, South Innovation Park 9 Patentee after: JIANGSU ZHONGCHAO ENVIRONMENTAL PROTECTION CO., LTD. Address before: 214205, Wuxi, Jiangsu province Yixing ring garden Yue East Road, South Innovation Park 9 Patentee before: Jiangsu Zhongchao Environmental Protection Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20191203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |