CN1309664C - Reinforced biological contacting oxidation water correction apparatus - Google Patents
Reinforced biological contacting oxidation water correction apparatus Download PDFInfo
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- CN1309664C CN1309664C CNB2004100735413A CN200410073541A CN1309664C CN 1309664 C CN1309664 C CN 1309664C CN B2004100735413 A CNB2004100735413 A CN B2004100735413A CN 200410073541 A CN200410073541 A CN 200410073541A CN 1309664 C CN1309664 C CN 1309664C
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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
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Abstract
The present invention discloses a water pumping aeration reinforced biological contacting oxidation water quality correction device which combines mixing oxygenation and biological contact oxidation. The device comprises a water pumping aerator (4) and a biological contacting oxidation filler (30) which are vertically arranged in water, wherein the water pumping aerator is arranged on a lower part, and the biological contacting oxidation filler is arranged on an upper part. A gas distributing system is arranged between the water pumping aerator and the biological contacting oxidation filler. The water pumping aerator is characterized in that compressed air is used for oxygenating the water, and lower layer water is distributed to a biological contacting oxidation filler district. The tail gas of the aerator is collected by the gas distributing system and is distributed to the biological filler district. The present invention is used for mixing the upper water layer and the lower water layer of a water reservoir or a lake, oxygenating the water, oxidating and degradating organic matter and removing iron and manganese by oxidation precipitation.
Description
Technical field
The present invention relates to a kind of water correction device, relate in particular to a kind of waterpower mixed aeration device, bio-contact oxidation device bonded water correction device.
Background technology
The capacity of reservoir and water body in lake is big, the depth of water big, flowability is little, brings some negative influences thus.Because the depth of water is big, mobile little, form the water body demixing phenomenon easily, promptly in summer, the water body that temperature height and density are light is stable to be distributed in the upper strata, the water body that the temperature low density is big sinks to the end, storehouse (lake); Winter is then opposite, and temperature low especially (less than the 4 ℃) water body that density is light is distributed in the water body upper strata, and temperature higher (near the 4 ℃) water body that density is big sinks to the end, storehouse (lake), causes between the levels water body static relatively.This can make lower floor's water body dissolved oxygen reduce, and is in anoxic condition, makes the aquatic ecological environmental degradation, and materials such as nitrogen, phosphorus, organism, iron, manganese discharge to the water body dissolving in the bed mud, make water quality deterioration.Since mobile little, algae can stably be rested in the surface water, accept competent illumination and a large amount of breeding, brought the body eutrophication problem, influenced water quality.The release of nutritive substances such as the bed mud organic matter that the bottom anoxic causes, nitrogen, phosphorus provides sufficient nutrient to plant planktons such as algae, has aggravated body eutrophication.Applicant is that 200310117900.6 " aerator pumps up water " is a straight barrel of vertically installing in the patent No. of on December 23rd, 2003 application, and the cylindrical shell import is near reservoir (lake) end, and outlet is near the water surface.A subsidiary solarization air cell and an air chamber are full of water in the solarization air cell in the lower end of straight barrel, and pressurized air is fed the solarization air cell bottom continuously with the form of small bubbles, and bubble contacts with water in the process that solarization air cell rises, with oxygen dissolution in water.Air chamber is positioned at the top of solarization air cell, for half sealing chamber, collect from the bubble of solarization air cell, after air chamber is full of air, gas in the air chamber discharged to straight barrel in moment, form a big gas bullet, and float rapidly, water body upwards flows in the promotion cylindrical shell, thereby make bottom current direction surface, surface water is aspirated downwards, forms the circulation exchange between the levels water body, reaches and mixes the purpose of water layer up and down.This aerator that pumps up water can destroy the water body layering with surface water and bottom water thorough mixing, simultaneously to the water body oxygenation, improves the water hypoxia state.Prior art bio-contact oxidation device, can be under aerobic condition with water in oxidation operation resolve into harmless inorganics, simultaneously can oxidizing water in iron, the manganese of solubilised state, make it produce precipitation, removed.Prior biological catalytic oxidation device need be arranged in the specific pond, and special airing system is set, and handle in Jiang Yuanshui suction pond, so expense is higher.
Summary of the invention
The objective of the invention is on the prior art basis, to provide a kind of with above-mentioned prior art bonded reinforced biological contacting oxidation water correction apparatus, this device can not only be with surface water and bottom water thorough mixing, destroy the water body layering, simultaneously to the water body oxygenation, improve the water hypoxia state, and can under the aeration condition that pumps up water, utilize the organism in the bio-contact oxidation technology degraded consume water, ferric oxide, manganese.
The imagination that the present invention addresses the above problem is: pump up water aerator and bio-contact oxidation device of aggregate erection in reservoir (lake), pump up water aerator following, the bio-contact oxidation device is last, set up gas distribution system on the aerator top of pumping up water again, form reinforced biological contacting oxidation water correction apparatus.In the aerator that pumps up water, the gas bullet promotes the bottom that lower floor's water body rises and is distributed to the bio-contact oxidation device, and the bottom of bio-contact oxidation device collected and is distributed to equably by the gas bullet by gas distribution system, and discharge to biologic packing material with the form of small bubbles, bubble continues in the biologic packing material district to the water body oxygenation, and the stirring current, required dissolved oxygen of bio-contact oxidation and hydraulics are provided.The bio-contact oxidation device is made up of biologic packing material and fixed support thereof, and biologic packing material adopts fibrous polymer polymer elasticity 3-D filler, and the biologic packing material surface is a kind of rough structure.Under aerobic condition, filling surface apposition growth microbial film, microbial film mainly is made up of the outer polymer of the born of the same parents of bacterium, fungi, zoogloea and generation thereof, these microorganisms can be with organism in the water as its metabolic nutritive substance, its oxygenolysis is become harmless inorganics, iron, the manganese of solubilised state in the energy oxidizing water make it produce precipitation simultaneously, are removed.
For solving the technology of the present invention problem, technical scheme of the present invention is: it comprises the aerator that pumps up water (4), the bio-contact oxidation filler unit (30) that vertically is installed in the water, the said aerator that pumps up water is following, the bio-contact oxidation filler unit is last, and said aerator and the bio-contact oxidation filler unit of pumping up water is provided with gas distribution system between the two.Said bio-contact oxidation device is made up of biologic packing material (14), last lower bracket (17,13) and biologic packing material float (20), suspension is fixed between the lower bracket (17,13), last lower bracket is fixed on the aerator top of pumping up water, said biologic packing material float (20) is used to provide buoyancy, pump up water aerator and biologic packing material (14) of assurance can suspend in water, and biologic packing material float (20) is directly fixed on pump up water aerator and the upper bracket (17).Said gas distribution system is made up of gas bullet collecting chamber (6), pressure stabilizing chamber (8), voltage stabilizing tube (23), gas distribution main (10), gas distributionbranch pipe (11); Said gas bullet collecting chamber (6) is the cavity of lower ending opening, is positioned at the upper end of the aerator that pumps up water (4), and gas bullet collecting chamber (6) links to each other with the aerator that pumps up water (4) and communicates, and leaves the gap aerator water outlet (5) that promptly pumps up water between the two; Said pressure stabilizing chamber (8) is positioned at gas bullet collecting chamber (6) top, and both link to each other and are provided with perforation therebetween; Said voltage stabilizing tube (23) is a straight tube, and the lower end communicates with pressure stabilizing chamber (8), and the upper end is provided with outlet; Gas distribution main (10) root of saying communicates with pressure stabilizing chamber (8); Gas distributionbranch pipe (11) intersects with gas distribution main (10) and communicates, and gas distributionbranch pipe has eyelet on (11).
Said gas bullet collecting chamber (6) and pressure stabilizing chamber (8) can be an one-piece construction, and middle energy dissipating plate (7) with perforation is separated into two Room up and down.
Said gas bullet collecting chamber (6) is a circular cylindrical cavity, and said pressure stabilizing chamber (8) is the patty cavity.
Said voltage stabilizing tube (23) lower end communicates with pressure stabilizing chamber (8), and the upper end outlet is two, and hand stop valve (27) is installed in an outlet, and automatic snifting valve (26) is installed in another outlet.
Said gas distribution main (10) communicates with pressure stabilizing chamber (8) with rubber expansion joint (9).
Said gas distribution main (10) is an at least one looped pipeline at least two radial pipelines, gas distributionbranch pipe (11).Said gas distribution main (10) section is a rectangle, and gas distributionbranch pipe (11) is a circular pipe.
Said upward lower bracket (17,13) plane is two circles that semicircle is spliced into, said go up lower bracket (17,13) by at least one pair of radially angle steel and hoop round steel (19) connect and form, last lower bracket (17,13) connects into an integral body with getting in touch angle steel (18).
The invention has the beneficial effects as follows:
Because the present invention organically combines pump up water aeration and bio-contact oxidation, makes full use of separately function and complementary action, has realized water body oxygenation, mixing, biodegradation technique optimum combination.Water body oxygenation, oxygen-transfer efficiency height are given in the pump up water position of aerator high hydraulic pressure, low oxygen content in the bottom.Residual air after the oxygenation is put with the form intermittence side of gas bullet, forms piston flow, water lift efficient height.Tail gas behind the water lift is continued to be used in oxygenation, the mixing in biologic packing material district, has saved the required airing system of bio-contact oxidation.The present invention has mixed water layer up and down, has solved the water body lamination problem, has destroyed the levitated state of algae, forces it to move to deep water, suppresses its growth; Give bottom water body oxygenation, changed anaerobic environment, improve the aquatic ecotope in bottom, suppressed that materials such as organic matter, phosphorus, ammonia nitrogen, iron, manganese dissolve release in the bed mud in water; Oxidative degradation organism in the water, removed soluble iron, manganese, have the stably depositing thing, improve the effect of water quality.Simultaneously, the biologic packing material that the water body upper strata is provided with can reduce intensity of photosynthesis greatly objectively having played again the covering and barrier effect of sunlight, cuts down the productivity of algae.
Description of drawings
Fig. 1 is the structure iron of one embodiment of the invention.
Among the figure: the aerator import of pumping up water of 1-compressed air pipe, 2-anchoring pier, 3-, the aerator outlet of pumping up water of the 4-aerator that pumps up water, 5-, 6-gas bullet collecting chamber, 7-energy dissipating plate, 8-pressure stabilizing chamber, the expansion joint of 9-rubber, 10-gas distribution main, 11-gas distributionbranch pipe, 12-standing line, 13-biologic packing material lower bracket, 14-biologic packing material, 15-stand connection, 16-gas distribution pipe float, 17-biologic packing material upper bracket, 18-angle steel, the 19-round steel, 20-biologic packing material float, 21-flange, the 22-lower sleeve, 23-voltage stabilizing tube, 24-upper bush, the 25-floating drum, the automatic snifting valve of 26-, 27-hand stop valve, the 28-retaining plate, 29-axial cord, 30-bio-contact oxidation filler unit
Embodiment
The operation scheme of reinforced biological contacting oxidation water correction apparatus is: pressurized air feeds the bottom of the aerator that pumps up water, and gives lower floor's water body oxygenation, and periodically forms the gas bullet, and current rise in the aerator that promotes to pump up water.Ascending current through outlet in horizontal direction to around spray, be distributed to the bottom of bio-contact oxidation filler, and the gas bullet flings upwards and enters gas bullet collecting chamber.Air in the gas bullet collecting chamber enters pressure stabilizing chamber through perforation energy dissipating plate, is distributed to the bottom in biologic packing material district again through gas distribution main, arm.Air in the arm rises on the packing area with the form of small bubbles, continues to give packing area water body oxygenation, provides the effect of biologic packing material biodegrade required oxygen; Simultaneously, can be that the tube outlet just spray when bubble rises, bring the packing area into from the relatively poor water body of bottom water quality with rising, play water distribution, blended effect; This process repeats, and polluted water constantly is purified; In addition, stir current when bubble rises, impel the biomembranous renewal that comes off of biologic packing material surface ag(e)ing, guarantee biomembranous activity.
Below in conjunction with accompanying drawing the present invention is described in further detail:
As shown in Figure 1: aerator 4 main bodys of pumping up water are the straight tube of rigidity, and the aerator import 3 of pumping up water is for horn-like, and the top aerator outlet 5 of pumping up water is duck tongue shaped.Compressed air pipe 1 is connected the lower end of the aerator 4 that pumps up water.The aerator that pumps up water is fixed in reservoir (lake) end with anchoring pier 2.The pump up water top of aerator 4 is connecting the straight tube of weak point of a half opening, lower openings, and top cover is arranged at top.The straight tube of this weak point is separated into two portions up and down by circular perforation energy dissipating plate 7, and Lower Half is a gas bullet collecting chamber 6, and the first half is a pressure stabilizing chamber 8.Eight retaining plates 28 of gas bullet collecting chamber 6 usefulness are fixed on aerator 4 tops of pumping up water, and leave the gap therebetween and are the aerator water outlet 5 that pumps up water.Pressure stabilizing chamber 8 sides to around stretch out at least two radial gas distribution mains 10,8 of gas distribution main 10 and pressure stabilizing chambers are connected with rubber expansion joint 9, and guarantee to communicate therebetween.Link to each other with gas distribution main 10 and to be furnished with at least one annular gas distributionbranch pipe 11.Gas distribution main 10 sections are rectangle, and gas distributionbranch pipe 11 is a pipe.The two ends of gas distribution main 10 are suspended on the gas distribution pipe float 16 with standing line 12, guarantee that the gas distribution pipeline is the level of state.Stretch out voltage stabilizing tube 23 on the top board of pressure stabilizing chamber 8,8 of voltage stabilizing tube 23 and pressure stabilizing chambers are connected with flange 21, and guarantee that both communicate.Two outlets are told with threeway in voltage stabilizing tube 23 tops, and hand stop valve 27 is installed in an outlet, and automatic snifting valve 26 is installed in another outlet.The outside, upper end of voltage stabilizing tube 23 is welded with round shape floating drum 25, and the floating drum that it self is had with the aerator that pumps up water is born the weight of the aerator that pumps up water, and it is suspended in water.The upper bracket 17 of biologic packing material, lower bracket 13 planes are two circles that semicircle is spliced into, and are welded by radially angle steel 18 and hoop round steel 19, and angle steel 18 crosses at circle centre position and is welded on sleeve pipe 24, the running casing 22.Sleeve pipe is corresponding with support, also is made up of two semicircles.Semicircular sleeve and support are spliced into circle in the outside of voltage stabilizing tube 23, are fixed on the voltage stabilizing tube 23.The internal diameter of upper bush 24 is a bit larger tham the external diameter of floating drum 25, and the internal diameter of lower sleeve 22 is a bit larger tham the external diameter of stable pipe 23, lower bracket 17,13 is fixed in stablizes pipe 23 and leave suitable move place.Last lower bracket 17,13 usefulness tie angle bars 15 connect into an integral body.Biologic packing material 14 usefulness axial cords 29 are fixed on the lower bracket 17,13.The top of packing area is equipped with synthetic resins biologic packing material float 20, bears the weight of whole packing area.
During operation, the compressed blast main 1 of air enters aerator 4 bottoms of pumping up water, and the aerator 4 that pumps up water utilizes pressurized air to the water body oxygenation, and intermittently forms the gas bullet, promotes to flow on the current direction.The aerator 4 of pumping up water sucks the bottom water body from aerator import 3 places of pumping up water, and exports 5 places through the aerator that pumps up water and spray to horizontal direction.The gas bullet that rises in the aerator 4 that pumps up water is rushed in gas bullet collecting chamber 6, and the eyelet of gas on energy dissipating plate 7 enters pressure stabilizing chamber 8, again via gas distribution main 10, gas distributionbranch pipe 11, after the aperture of offering on the gas distributionbranch pipe 11 be discharged in the water with the form of small bubbles.Small bubbles rise and enter the biologic packing material district, give the packing area oxygenation and drive current to enter the packing area, stir the packing area current.At the gas bullet with when pumping up water each upwards pulsatile impact of aerator ascending current, the air pressure in the gas bullet collecting chamber 6 is fluctuateed, influence the homogeneity of giving vent to anger.Can play too high air pressure, the effect of stablizing air pressure eliminated with energy dissipating plate 7 and pressure stabilizing chamber 8.If when the pressure in the pressure stabilizing chamber 8 still occurred pulsing high pressure, the automatic snifting valve 26 at voltage stabilizing tube 23 tops can be opened disappointing automatically, treat to close automatically after pressure descends.If the area in biologic packing material district is bigger, when the tolerance that needs is big, after gas in the gas bullet collecting chamber 6 has all discharged, next gas bullet is also during no show, current in the rising tube will enter the gas distribution pipeline, and outwards discharge, entering gas bullet collecting chamber 6 up to next gas bullet, the gas distribution pipeline discharges gas again.If the area in biologic packing material district is less, the tolerance that needs hour when next gas is bound to, still has more gas not discharge in the gas bullet collecting chamber 6, unnecessary gas can overflow from the duck tongue shaped aerator outlet 5 of pumping up water, and can too wash away biologic packing material when the tolerance of overflowing is big.Therefore, unnecessary gas should be emitted safely, and this hand stop valve 27 that can open the voltage stabilizing tube top is adjusted free air delivery.After bio-contact oxidation filler 14 is installed on and moves for some time in the water, can be under dissolved oxygen, hydraulics, nutritive substance appropriate condition at filler 14 surface growth one deck microbial films, microbial film is made up of aerobic bacteria and secretory product thereof, organism in the aerobic bacteria oxygenolysis water, oxidation precipitation solvability iron, manganese make purification of water quality.After the long-time running, old bacterium can progressively lose activity and dead, and it is aging that microbial film takes place, and progressively grows with stylish bacterium, and microbial film is upgraded.Suitable current scour can help old biofilm detachment, helps biomembranous renewal.
Claims (8)
1, a kind of reinforced biological contacting oxidation water correction apparatus, it comprises the aerator that pumps up water (4), the bio-contact oxidation filler unit (30) that vertically is installed in the water, the said aerator that pumps up water is following, the bio-contact oxidation filler unit is characterized in that last: said aerator and the bio-contact oxidation filler unit of pumping up water is provided with gas distribution system between the two; Said bio-contact oxidation filler unit is made up of biologic packing material (14), last lower bracket (17,13) and biologic packing material float (20), biologic packing material hangs and is fixed between the lower bracket (17,13), last lower bracket is fixed on the aerator top of pumping up water, said biologic packing material float (20) is used to provide buoyancy, pump up water aerator and biologic packing material (14) of assurance can suspend in water, and biologic packing material float (20) is directly fixed on pump up water aerator and the upper bracket (17); Said gas distribution system is made up of gas bullet collecting chamber (6), pressure stabilizing chamber (8), voltage stabilizing tube (23), gas distribution main (10), gas distributionbranch pipe (11); Said gas bullet collecting chamber (6) is the cavity of lower ending opening, is positioned at the upper end of the aerator that pumps up water (4), and gas bullet collecting chamber (6) links to each other with the aerator that pumps up water (4) and communicates, and leaves the gap aerator water outlet (5) that promptly pumps up water between the two; Said pressure stabilizing chamber (8) is positioned at gas bullet collecting chamber (6) top, and both link to each other and are provided with perforation therebetween; Said voltage stabilizing tube (23) is a straight tube, and the lower end communicates with pressure stabilizing chamber (8), and the upper end is provided with outlet; Said gas distribution main (10) root communicates with pressure stabilizing chamber (8); Gas distributionbranch pipe (11) intersects with gas distribution main (10) and communicates, and gas distributionbranch pipe has eyelet on (11).
2, reinforced biological contacting oxidation water correction apparatus according to claim 1 is characterized in that: said gas bullet collecting chamber (6) and pressure stabilizing chamber (8) are an one-piece construction, and middle energy dissipating plate (7) with perforation is separated into two Room up and down.
3, reinforced biological contacting oxidation water correction apparatus according to claim 1 and 2 is characterized in that: said gas bullet collecting chamber (6) is a circular cylindrical cavity, and said pressure stabilizing chamber (8) is the patty cavity.
4, reinforced biological contacting oxidation water correction apparatus according to claim 1, it is characterized in that: said voltage stabilizing tube (23) lower end communicates with pressure stabilizing chamber (8), the upper end outlet is two, hand stop valve (27) is installed in an outlet, and automatic snifting valve (26) is installed in another outlet.
5, reinforced biological contacting oxidation water correction apparatus according to claim 1 is characterized in that: said gas distribution main (10) communicates with pressure stabilizing chamber (8) with rubber expansion joint (9).
6, reinforced biological contacting oxidation water correction apparatus according to claim 1 is characterized in that: said gas distribution main (10) is an at least one looped pipeline at least two radial pipelines, gas distributionbranch pipe (11).
7, according to claim 1 or 6 described reinforced biological contacting oxidation water correction apparatus, it is characterized in that: said gas distribution main (10) section is a rectangle, and gas distributionbranch pipe (11) is a circular pipe.
8, reinforced biological contacting oxidation water correction apparatus according to claim 1, it is characterized in that: said upward lower bracket (17,13) plane is two circles that semicircle is spliced into, said go up lower bracket (17,13) by at least one pair of radially angle steel and hoop round steel (19) connect and form, last lower bracket (17,13) connects into an integral body with getting in touch angle steel (18).
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CNB2004100735413A CN1309664C (en) | 2004-12-30 | 2004-12-30 | Reinforced biological contacting oxidation water correction apparatus |
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CN101037276B (en) * | 2007-03-30 | 2010-05-19 | 西安建筑科技大学 | Apparatus for improving aerating reinforced active carbon adsorption water source quality |
CN101691547B (en) * | 2009-09-29 | 2012-05-23 | 西安建筑科技大学 | Method for restoring micro-scale polluted reservoir water by using situ bio-contact oxidation |
CN101913697A (en) * | 2010-06-28 | 2010-12-15 | 西安工业大学 | Natural reoxygenation biomembrane reaction device and water body in-situ remediation method thereof |
CN102092841B (en) * | 2010-12-09 | 2012-08-22 | 扬州大学 | Pulse aeration biological contact oxidation water treatment device |
CN102126783A (en) * | 2010-12-31 | 2011-07-20 | 济南市供排水监测中心 | Method and device for repairing micro-polluted opening water bodies |
CN103979676B (en) * | 2014-05-19 | 2015-09-30 | 郝新浦 | Polluted-water is administered and is repaired with suspension lifting formula aeration and biological membrane filtration system and construction process thereof |
CN108569780B (en) * | 2018-04-04 | 2023-08-29 | 西安建筑科技大学 | Bubble cutting biological contact oxidation strengthening water pumping aeration water quality improvement device |
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US4211657A (en) * | 1977-02-16 | 1980-07-08 | Etlin Vladimir N | Means for biological treatment of water |
CN2034972U (en) * | 1988-02-11 | 1989-03-29 | 中国市政工程东北设计院市政工程研究所 | Iron and manganese removing device for groundwater |
WO1997000832A1 (en) * | 1995-06-22 | 1997-01-09 | Bisasco Pty. Limited | Controlling wastewater treatment by monitoring oxygen utilisation rates |
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