CN201914968U - Micro-pore aeration flexible pipe with low ventilation volume - Google Patents
Micro-pore aeration flexible pipe with low ventilation volume Download PDFInfo
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- CN201914968U CN201914968U CN2010205387925U CN201020538792U CN201914968U CN 201914968 U CN201914968 U CN 201914968U CN 2010205387925 U CN2010205387925 U CN 2010205387925U CN 201020538792 U CN201020538792 U CN 201020538792U CN 201914968 U CN201914968 U CN 201914968U
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- flexible pipe
- aeration
- aeration flexible
- micro
- pore
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- 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
Abstract
The utility model discloses a micro-pore aeration flexible pipe with a low ventilation volume. The material of micro-pore aeration flexible pipe with the low ventilation volume is made of polyether polyurethane, and different additives can be added according to different application environments so as to strengthen the applicability of the micro-pore aeration flexible pipe with the low ventilation volume in different waste water. The length of a single micro-pore aeration flexible pipe can be arbitrarily cut according to the size of an aeration pool, the common length is 50-100m, the diameter of the aeration flexible pipe is 50-80mm, the width of the wall of the aeration flexible pipe is 0.3-0.7mm, 3000-8000 slits with length of 0.8-2mm and width of 10-20Mum are arranged on each meter of the aeration flexible pipe, micro-bubbles with a diameter less than 1mm can be generated, and the ventilation volume in each meter is 0.8-2.4m3/(m.h). The water depth being used is usually 4.5-8m, the aeration flexible pipes are tiled at the bottom of the aeration pool when working, the space between two aeration flexible pipes is 100-300mm, the whole aeration zone can be covered almost without blind angle, the micro-bubbles generated by the aeration flexible pipe rise at a very low speed in mud-water mixed liquor in the aeration pool and can be contacted with the mud-water mixed liquor for a longer time, and thereby improving the oxygen diffusion efficiency. The aeration flexible pipe has a high oxygen filling efficiency, a long service life and a good capability of hydrolytic resistance and biodegradation resistance, can reduce aeration energy consumption and can eliminate aeration blind zone; dissolved oxygen concentration in the aeration pool is relatively balanced; and a microorganism can be provided with a relatively mild growing environment so that various pollutants in the water can be eliminated more effectively and more thoroughly.
Description
Technical field
The utility model relates to a kind of waste disposal plant parts, relates in particular to a kind of aerating apparatus of low air flow, belongs to water-treatment technology field.
Background technology
Along with the development of society, the problem of water scarcity is serious day by day, and water will become an important factor of restriction social development.People also more and more pay attention to the exploitation and the improvement of water technology.
Biologic process for treating sewage is called activated sludge process again.Activated sludge process can be divided into aerobic method and anaerobic process etc.In the aerobe Sewage treatment systems, microorganism utilizes the dissolved oxygen in the water, and the organic pollutant in the oxidative degradation water carries out the lock out operation of microorganism and water then, reaches the purpose of purifying waste water.The dissolved oxygen English name is Dissolved Oxygen, and usually note is made DO, is meant the content that is dissolved in oxygen in the water, shows that with milligram numerical table of oxygen in every premium on currency unit is mg/L.Oxygen in water how much be a very important index in the bio sewage treating process.
Microorganism obtains enough dissolved oxygens in the water in order to make, and people utilize gas blower pressurized air or inflate in water by the surface stirring.For microorganism provides the air-blowing device of oxygen and supporting pipeline, stationary installation etc., be referred to as aerating apparatus.Aerating apparatus has disc type aerating apparatus, tubular type aerating apparatus, shows to expose to the sun system etc.The disc type aerating apparatus generally is installed in the bottom, aeration tank by the air distribution arm, and its air flow is bigger, and it is bigger to produce bubble, and coefficient of oxygen utilization is lower; It is less relatively that traditional short tube type aerating apparatus produces bubble, but it costs an arm and a leg, and tube spacing is bigger, and the aeration blind area is obvious; The table system aeration blind area of exposing to the sun is bigger, and the bubble size of generation is uneven, and efficient is lower.
Summary of the invention
At above-mentioned defective, the technical problem that the utility model solves is, provides a kind of aerating apparatus, this aerating apparatus flexible arrangement, less, the bubble good dispersity of air flow, aeration comparatively uniformly can be provided, under the situation of high coefficient of oxygen utilization, not have the aeration blind area.
In order to solve above technical problem, the utility model provides following technical scheme: a kind of micro-pore aeration flexible pipe of low air flow, its material is a polyether-polyurethane, adds different additives according to different applied environments and strengthens the suitability in the different sewage.The single length of this micro-pore aeration flexible pipe can be according to using the aeration tank size to cut arbitrarily, generally getting length is 50 ~ 100m, aeration flexible pipe diameter 50 ~ 80mm, wall thickness 0.3 ~ 0.7mm, be distributed with on every meter aeration flexible pipe 3000 ~ 8000 long 0.8 ~ 2mm of being, wide be the slit of 10 ~ 20 μ m, can produce the microbubble of diameter＜1mm, its every rice grain pattern tolerance is at 0.8 ~ 2.4m
3/ (mh).The arrangement mode of micropore can be that rhombus distributes on the aeration flexible pipe, also can be rectangular distribution, and perforated area is 60 ~ 100%.Aeration flexible pipe uses the depth of water to be generally 4.5 ~ 8m, is tiled in the bottom, aeration tank during its work, and every spacing does not almost have the whole aeration of the covering zone at dead angle at 100 ~ 200mm.Under the situation of low air flow, can realize aeration relatively uniformly, less from the aeration bubble ratio that aeration tube bloats, and be not easy collision, under the situation of identical aeration rate, the specific surface area of aeration bubble is big, can improve oxygen-transfer efficiency.And from engineering practice, find, under the such pitch arrangement of aeration tube, be aided with other specific technique, can realize accurate oxyty control.
Micro-pore aeration flexible pipe provided by the utility model is characterized in that, described aeration flexible pipe material is a polyether-polyurethane, adds different additives and strengthen its suitability to different sewage under different applied environments.
Preferably, the single length of described aeration flexible pipe is 60 ~ 80m.
Preferably, described aeration flexible pipe diameter is 65mm.
Preferably, described aeration flexible pipe wall thickness is 0.5mm.
Preferably, described aeration flexible pipe is gone up 4500 aerating pores that distribute for every meter.
Central shaft was apart from bottom surface, aeration tank 100mm when preferably, described aeration flexible pipe was installed.
Preferably, the every rice grain pattern tolerance of described aeration flexible pipe is at 1.6m
3/ (mh).
Preferably, described aeration flexible pipe uses the depth of water to be 6m.
Preferably, described aeration flexible pipe is tiled in the bottom, aeration tank when installing, take elongated decoration form, and every aeration flexible pipe between centers is 150mm.
Preferably, described aerating pore for long for 1.5mm, wide be the slit of 10 μ m.
Preferably, the arrangement mode of described aerating pore can be that rhombus distributes.
Preferably, described aeration flexible pipe perforated area is 60%.
Preferably, along its axial tension 8%, and tensioning was fixed when described aeration flexible pipe was installed.
Be fixed on the bottom, aeration tank with hold-down gear when preferably, described aeration flexible pipe is installed.
The aeration flexible pipe that the utility model provides compared with prior art adopts intensity higher, and the better special plastic of physical and chemical performance has and long work-ing life and tolerance performance.The aeration flexible pipe spacing is set rationally, oxygen-transfer efficiency improves, and can reduce aeration energy consumption, can eliminate the aeration blind area again, make the oxyty in the sewage comparatively balanced, can be that microorganism provides gentle relatively growing environment so as more effective, remove all contaminations in the water more up hill and dale.
The aerating apparatus that the utility model provides is specially adapted to aerobic biologic process for treating sewage.
Description of drawings
Fig. 1 is the front view of the aeration flexible pipe that provides of the utility model embodiment.
Fig. 2 is the vertical view of the aeration flexible pipe that provides of the utility model embodiment.
Fig. 3 is the synoptic diagram that aeration flexible pipe adopts the rectangular mode perforate.
Fig. 4 is the synoptic diagram that aeration flexible pipe adopts the perforate of rhombus mode.
Fig. 5 is an aeration flexible pipe part perforate synoptic diagram.
The implication of each mark is among the figure:
1-gas inlet, 2-roots blower, the female pipe of 3-air feed, 4-gas manifold, 5-aeration tank, 6-mud mixture, 7-aeration flexible pipe, 8-aeration flexible pipe hold-down gear, 9-microbubble, 10-tension rope, 11-aeration flexible pipe outer wall, the perforate of 12-aeration flexible pipe rectanglar arrangement, the perforate of arranging of 13-aeration flexible pipe rhombus, not perforate part of 14-aeration flexible pipe, 15-aeration flexible pipe perforate part.
Embodiment
In order better to understand the technical solution of the utility model, set forth below in conjunction with embodiment: see also Fig. 1 and Fig. 2, Fig. 1 is the front view of the aerating apparatus that provides of the utility model embodiment, and Fig. 2 is the vertical view of the aerating apparatus that provides of the utility model embodiment.
As shown in the figure, air is inhaled into from the gas inlet (1) of roots blower (2), after roots blower (2) pressurization, enter the female pipe of air feed (3), the female pipe of air feed is distributed to pressurized air in the gas manifold (4) again, one end of gas manifold (4) extends at the bottom of the pond of aeration tank (5) and connects aeration flexible pipe (7), the compacted device of aeration flexible pipe (7) (8) is pressed at the bottom of the pond, aeration tank (5), and it is fixing that the other end of aeration flexible pipe (7) is tightened up rope (10) stretching 5 ~ 10% backs.Pressurized air is distributed in the aeration flexible pipe (7), be dispersed in the mud mixture (6) by the perforate pressurized air on the aeration flexible pipe, and the microbubble (9) of formation diameter＜1mm, microbubble (9) fully contacts with mud mixture (6), the transfer of oxygen takes place, thereby is reached for the purpose that active sludge provides oxygen.
The compressed-air actuated pressure that roots blower (2) forms generally is that the pressure that the depth of water is produced in the aeration tank (5) is adding about 5000Pa.Gas manifold (4) links to each other by the sidewall of welding with the female pipe of air feed (3), and the female pipe of air feed (3) can also can be square tube for pipe, and gas manifold (4) is a pipe.One end of gas manifold (4) is connected with aeration flexible pipe (7) by clip, the preferred stainless steel of clip.Perforate on the aeration flexible pipe can be the perforate (13) of arranging of rectanglar arrangement perforate (12) or rhombus, the preferred rhombus perforate (13) of arranging when perforate density is lower than 4500/m, and when perforate density is higher than 4500/m, preferred rectanglar arrangement perforate (12).Thick 0.3 ~ the 0.7mm that is generally of aeration flexible pipe outer wall (11), high more in perforate density, its wall thickness is thick more.Aeration flexible pipe (7) perforate for long 0.8 ~ 2mm, wide be the slit of 10 ~ 20 μ m, perforated area is 60 ~ 100%, preferred 60%, aeration flexible pipe not perforate part (14) generally in the bottom of aeration flexible pipe (7), aeration flexible pipe perforate part (15) is generally in aeration flexible pipe (7) top, once symmetric arrangement.
Aeration flexible pipe (7) disposed axle spacing 100 ~ 200mm, preferred 150mm, shaft centre line is 100mm at the bottom of pond, aeration tank (5), microbubble (9) can not have the whole aeration tank of being full of of dead angle (5) like this, and can not cause aeration tank (5) pool bottom sludge alluvial.
The aeration flexible pipe that the utility model provides, the employing polyether-polyurethane is a main raw material, its intensity height, good toughness, and hydrolysis and biological degradation, long service life.And air flow is little, and it is little to produce bubble, the coefficient of oxygen utilization height, and power consumption is little.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the micro-pore aeration flexible pipe of a low air flow is characterized in that the flexible pipe material is a polyether-polyurethane, and joint length is 50 ~ 100m, surperficial perforate.
2. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that described aeration flexible pipe diameter is 50 ~ 80mm.
3. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that described aeration flexible pipe wall thickness is 0.3 ~ 0.7mm.
4. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that described aeration flexible pipe is gone up 3000 ~ 8000 aerating pores that distribute for every meter.
5. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that the every rice grain pattern tolerance of described aeration flexible pipe is at 0.8 ~ 2.4m
3/ (mh).
6. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that, described aerating pore for length be 0.8 ~ 2mm, wide be the slit of 10 ~ 20 μ m.
7. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that the arrangement mode of described aerating pore can be that rhombus distributes, and also can be rectangular distribution.
8. according to the micro-pore aeration flexible pipe of the described a kind of low air flow of claim 1, it is characterized in that described aeration flexible pipe perforated area is 60 ~ 100%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205387925U CN201914968U (en) | 2010-09-23 | 2010-09-23 | Micro-pore aeration flexible pipe with low ventilation volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205387925U CN201914968U (en) | 2010-09-23 | 2010-09-23 | Micro-pore aeration flexible pipe with low ventilation volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201914968U true CN201914968U (en) | 2011-08-03 |
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ID=44414776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205387925U Expired - Lifetime CN201914968U (en) | 2010-09-23 | 2010-09-23 | Micro-pore aeration flexible pipe with low ventilation volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201914968U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663749A (en) * | 2013-11-03 | 2014-03-26 | 江苏瑞盛水处理有限公司 | Irregular expandable micro-pore high-efficiency energy-saving aeration hose |
| CN105731634A (en) * | 2016-04-27 | 2016-07-06 | 北京博汇特环保科技有限公司 | Extrusion air release aeration hose of BioDopp biochemical reactor and installation mode |
| CN106966517A (en) * | 2017-05-22 | 2017-07-21 | 北京得世达环保科技有限公司 | A kind of TPU thin walled hoses and perforate mode for oxygenic aeration |
| CN112239305A (en) * | 2019-07-17 | 2021-01-19 | 清远市德晟嘉恒能源环保工程有限责任公司 | Sewage treatment aeration tank |
| CN114805721A (en) * | 2022-04-19 | 2022-07-29 | 北京博汇特环保科技股份有限公司 | Self-closing aeration hose and preparation method thereof |
-
2010
- 2010-09-23 CN CN2010205387925U patent/CN201914968U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663749A (en) * | 2013-11-03 | 2014-03-26 | 江苏瑞盛水处理有限公司 | Irregular expandable micro-pore high-efficiency energy-saving aeration hose |
| CN103663749B (en) * | 2013-11-03 | 2015-07-01 | 江苏瑞盛水处理有限公司 | Irregular expandable micro-pore high-efficiency energy-saving aeration hose |
| CN105731634A (en) * | 2016-04-27 | 2016-07-06 | 北京博汇特环保科技有限公司 | Extrusion air release aeration hose of BioDopp biochemical reactor and installation mode |
| CN106966517A (en) * | 2017-05-22 | 2017-07-21 | 北京得世达环保科技有限公司 | A kind of TPU thin walled hoses and perforate mode for oxygenic aeration |
| CN112239305A (en) * | 2019-07-17 | 2021-01-19 | 清远市德晟嘉恒能源环保工程有限责任公司 | Sewage treatment aeration tank |
| CN114805721A (en) * | 2022-04-19 | 2022-07-29 | 北京博汇特环保科技股份有限公司 | Self-closing aeration hose and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing BHT Environment Technology Co., Ltd. Assignor: Chen Kaihua Contract record no.: 2012990000075 Denomination of utility model: Micro-pore aeration flexible pipe with low ventilation volume Granted publication date: 20110803 License type: Exclusive License Record date: 20120229 |
|
| ASS | Succession or assignment of patent right |
Owner name: CHEN KAIHUA Effective date: 20140702 Owner name: BEIJING BHT ENVIRONMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHEN KAIHUA Effective date: 20140702 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140702 Address after: 100102 E, Wangjing science and Technology Pioneer Park, Beijing, Chaoyang District, 301A Patentee after: Beijing BHT Environment Technology Co., Ltd. Patentee after: Chen Kaihua Address before: 100102, No. 131, building 2007, Wangjing garden, Beijing, Chaoyang District Patentee before: Chen Kaihua |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160829 Address after: 100102 Beijing city in Chaoyang District Lize Park 106 building 3 layer 302A Patentee after: Beijing BHT Environment Technology Co., Ltd. Address before: 100102 E, Wangjing science and Technology Pioneer Park, Beijing, Chaoyang District, 301A Patentee before: Beijing BHT Environment Technology Co., Ltd. Patentee before: Chen Kaihua |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100102 302A 3, floor 106, Li Ze Chung garden, Chaoyang District, Beijing. Patentee after: Beijing Bohui special environmental protection Polytron Technologies Inc Address before: 100102 302A 3, No. 106 building, Li Ze Chung garden, Chaoyang District, Beijing. Patentee before: Beijing BHT Environment Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110803 |