CN104860486A - Combined type modular biofilter suitable for fish breeding and releasing station - Google Patents
Combined type modular biofilter suitable for fish breeding and releasing station Download PDFInfo
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- CN104860486A CN104860486A CN201510292247.XA CN201510292247A CN104860486A CN 104860486 A CN104860486 A CN 104860486A CN 201510292247 A CN201510292247 A CN 201510292247A CN 104860486 A CN104860486 A CN 104860486A
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Abstract
The invention discloses a combined type modular biofilter suitable for a fish breeding and releasing station. The combined type modular biofilter comprises a wet type bio-ball filter and two automatic rain aeration type bio-ball filters, wherein the automatic rain aeration type bio-ball filters are respectively positioned on the two sides of the wet type bio-ball filter; the wet type bio-ball filter is connected with the automatic rain aeration type bio-ball filters on the two sides of the wet type bio-ball filter through a water outlet pipeline at the top of the wet type bio-ball filter; the wet type bio-ball filter and the automatic rain aeration type bio-ball filters are filled with biological filter materials, so that biological nitrification, degasification and oxidization can be simultaneously carried out. The combined type modular biofilter is simple in structure, reasonable in design, small in occupied area, high in purifying efficiency and low in energy consumption, has no biological membrane blocking phenomenon, is not required to be washed regularly and is an economic, practical and efficient biofilter in an indoor recirculating aquaculture systemm in the fish breeding and releasing station.
Description
Technical field
The present invention relates to fish increment pouring station cultivation equipment technical field, refer more particularly to a kind of combined modular biofilter being applicable to fish multiplication pouring station.
Background technology
In recent years, China's construction of hydropower plant development, meanwhile environment and ecological protection also attention.Fish multiplication pouring station becomes the required matching construction of a lot of hydroelectric project of China, but because hydroelectric project fish multiplication pouring station many places are in high mountain gorge area, water source is inadequate, breeding wastewater directly discharges simultaneously, the waste of environmental pollution and water resources can be caused, therefore, recirculated water fish farming is that increment that fish multiplication station must be selected is released pattern.
In circulating water culture system, the various water-soluble harmful pollutants of efficient removal, particularly removing ammonia nitrogen cultured fishes being had to strong toxicity, is most important link.Regulating and controlling water quality is the key of aquiculture using recirculated water, and ammonia nitrogen concentration is the important parameter controlling aquaculture water quality.In actual production, usually use biofilter to remove the ammonia nitrogen of recirculating aquaculture water, make its concentration remain on a suitable level.Simultaneously, organic oxidation in aquaculture water, in circulating water system, oxygen can reduce gas concentration lwevel and can raise, and in system, carbon dioxide buildup can cause water body slant acidity, also cultured fishes can be caused to breathe decline, so also seem particularly important by biofilter to the removal of carbonic acid gas.Therefore, biofilter is requisite integral part in circulating water culture system.
At present, the domestic analysis and research for fish multiplication station circulating water system are blank or a few studies at present substantially, do not form rationalization, the standardized indoor circulating water cultivation system being suitable for fish multiplication station, especially biofilter, varied, decontamination effect improving is poor, runs, safeguards complexity, lack a kind of economical and practical, efficient, energy-conservation biofilter.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point of the prior art and provide a kind of structure simple, reasonable in design, facility compact, floor space is little, easy for installation, the energy-conservation controlled combined modular biofilter being applicable to fish multiplication pouring station.
The present invention realizes in the following way:
Be applicable to a combined modular biofilter for fish multiplication pouring station, it is characterized in that: comprise the biological ball strainer 1 of a wet type and two biological ball strainers 3 of the aeration type that automatically drenches with rain; Described two biological ball strainers 3 of the aeration type that automatically drenches with rain lay respectively at the both sides of the biological ball strainer 1 of wet type; The biological ball strainer 1 of described wet type is connected with the biological ball strainer 3 of the aeration type that automatically drenches with rain of both sides respectively by the outlet conduit 2 at its top;
The biological ball strainer 1 of described wet type comprises the biological ball filter body 111 of wet type, is provided with main water pipeline 11 bottom it; Described main water pipeline 11 extends to the bottom of the biological ball filter body 111 of wet type after the top bending of the biological ball filter body 111 of wet type; The both sides of described main water pipeline 11 are arranged with some water outlet side pipes 13 by interval; Described water outlet side pipe 13 communicates with main water pipeline 11; The upper surface of described water outlet side pipe 13 has some water vents 14;
The top of the biological ball filter body 111 of described wet type is provided with overflow plate 17; Described overflow plate 17 is evenly provided with some overflow weirs 171; Described outlet conduit 2 is positioned at the top of overflow plate 17;
The biological ball strainer 3 of the described aeration type that automatically drenches with rain comprises the biological ball filter body 112 of the aeration type that automatically drenches with rain, its top is provided with to drip and slips filter plate 31, and described is slipped filter plate 31 and be fixed on the biological ball filter body 112 of the aeration type that automatically drenches with rain by support bar 311; The described surface slipping filter plate 31 has some water inlet filter openings 312;
The right on of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with Low-noise air blower 32 by retaining plate 33; Described retaining plate 33 has inlet mouth 331, and described inlet mouth 331 is connected with the air outlet of Low-noise air blower 32; Described inlet mouth 331 communicates with the inner chamber of the biological ball strainer 3 of the aeration type that automatically drenches with rain;
The dorsal part of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with water outlet 35, overflow port 37 and sewage draining exit 36; Described sewage draining exit 36 is positioned at bottom the lower left corner of the biological ball filter body 112 of the aeration type that automatically drenches with rain; Described overflow port 37 is positioned at the bottom of fan air inlet 331, and described water outlet 35 is positioned at bottom biological ball filter body 112 lower right corner of the aeration type that automatically drenches with rain;
The bosom of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with " M " type biological filter ball dividing plate 34 by fixed strip 341; Described " M " type biological filter ball dividing plate 34 is provided with some and slips hole, and the described aperture slipping hole is less than the diameter of PE multiporous biological filter bulb;
Suspended particle biofilter material is filled in biological ball strainer 1 inside of described wet type; The dripping to slip between filter plate 31 and " M " type biological filter dividing plate 34 of the biological ball strainer 3 of the described aeration type that automatically drenches with rain fills PE multiporous biological filter bulb;
During normal operation, breeding wastewater is sucked by pump and enters the bottom of the biological ball strainer 1 of wet type through main water pipeline 11, breeding wastewater is discharged uniformly by the some water vents 14 on the water outlet side pipe 13 of main water pipeline 11 bottom the biological ball strainer 1 of wet type, and pour into the top of the biological ball strainer 1 of wet type, suspended particle biologic packing material is filled in biological ball strainer 1 inside of wet type, in the process that breeding wastewater water body is sprung up to top by the bottom of the biological ball strainer 1 of wet type, the rolling of suspended particle biologic packing material is driven to make biologic packing material be in laminar flow regime, maximum performance biological nitration effect, remove the ammonia nitrogen in breeding wastewater water body, nitrite toxic substance, breeding wastewater water body is flowed out by the overflow weir 171 on the overflow plate 17 at the top of the biological ball strainer 1 of wet type, and the biological ball strainer 3 of the aeration type that automatically drenches with rain of both sides is flowed into by outlet conduit 2, overflow plate 17 prevents suspended biological filler from overflowing the biological ball strainer 1 of wet type, breeding wastewater enters the top of the biological ball strainer 3 of the aeration type that automatically drenches with rain, dripped downwards uniformly by action of gravity through a water inlet filter opening 312 slipped on filter plate 31 and slip, flow through PE multiporous biological filter bulb, Low-noise air blower 32 starts, blow to the biological ball strainer 3 of the aeration type that automatically drenches with rain, the air-flow that Low-noise air blower 32 is produced by boasting and water body clash, and be dispersed as water droplet spraying and add the contact area with gas, the CO in water body when water falls
2, H
2s, N
2gas is taken away by air-flow, the O in air-flow
2absorbed by water body, breeding wastewater is discharged bottom the biological ball strainer 3 of the aeration type that automatically drenches with rain, and enters down one filter plant.
Described main water pipeline 11 is provided with ball valve 12.
The right on of the biological ball filter body 111 of described wet type is upper and lower respectively establishes an observation window mouth 15; The outer wall of the biological ball filter body 111 of described wet type is provided with some biofilter materials and observes organic transparent tube 16; The two ends up and down that described biofilter material observes organic transparent tube 16 are connected respectively by the biological ball filter body 111 of Pipe moveable joint 162 and wet type; It is symmetrical centered by observation window mouth 15 that described some biofilter materials observe organic transparent tube 16; Described biofilter material is observed organic transparent tube 16 and is provided with control ball valve 161.
The aperture of described overflow weir 171 is less than the particle diameter that suspended particle biofilter material is filled in biological ball strainer 1 inside of wet type.
Described main water pipeline 11 is positioned at the below of overflow plate 17.
Beneficial effect of the present invention is: 1, the present invention is reasonable in design, and structure is simple, and easy for installation without civil engineering, facility compact, floor space is little.
2, by the combination of the biological ball strainer of wet type with the biological ball strainer of the aeration type that automatically drenches with rain, bio-reactor volume is little, and purification efficiency is high, and energy consumption is low, and the blocking of lifeless matter film occurs, without the need to routine cleaning.
3, biological nitration, degassed and oxygenizement can be carried out simultaneously.
4, can 100% scalable design, determine size according to circulating water cultivation water body and water quality requirement.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention;
Fig. 2 wet type of the present invention biological ball filtration device structure vertical view;
Fig. 3 wet type of the present invention biological ball filtration device structure front view;
Fig. 4 the present invention drenches with rain aeration type biological ball filtration device structure sectional view automatically;
Fig. 5 the present invention drenches with rain aeration type biological ball filtration device structure front view automatically.
Embodiment
Now by reference to the accompanying drawings, the specific embodiment of the invention is described in detail in detail:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, a kind of combined modular biofilter being applicable to fish multiplication pouring station, comprises the biological ball strainer 1 of a wet type and two biological ball strainers 3 of the aeration type that automatically drenches with rain, described two biological ball strainers 3 of the aeration type that automatically drenches with rain lay respectively at the both sides of the biological ball strainer 1 of wet type, the biological ball strainer 1 of described wet type is connected with the biological ball strainer 3 of the aeration type that automatically drenches with rain of both sides respectively by the outlet conduit 2 at its top, the biological ball strainer 1 of described wet type comprises the biological ball filter body 111 of wet type, is provided with main water pipeline 11 bottom it, described main water pipeline 11 extends to the bottom of the biological ball filter body 111 of wet type after the top bending of the biological ball filter body 111 of wet type, the both sides of described main water pipeline 11 are arranged with some water outlet side pipes 13 by interval, described water outlet side pipe 13 communicates with main water pipeline 11, the upper surface of described water outlet side pipe 13 has some water vents 14, the top of the biological ball filter body 111 of described wet type is provided with overflow plate 17, described overflow plate 17 is evenly provided with some overflow weirs 171, described outlet conduit 2 is positioned at the top of overflow plate 17, the biological ball strainer 3 of the described aeration type that automatically drenches with rain comprises the biological ball filter body 112 of the aeration type that automatically drenches with rain, its top is provided with to drip and slips filter plate 31, and described is slipped filter plate 31 and be fixed on the biological ball filter body 112 of the aeration type that automatically drenches with rain by support bar 311, the described surface slipping filter plate 31 has some water inlet filter openings 312, the right on of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with Low-noise air blower 32 by retaining plate 33, described retaining plate 33 has inlet mouth 331, and described inlet mouth 331 is connected with the air outlet of Low-noise air blower 32, described inlet mouth 331 communicates with the inner chamber of the biological ball strainer 3 of the aeration type that automatically drenches with rain, the dorsal part of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with water outlet 35, overflow port 37 and sewage draining exit 36, described sewage draining exit 36 is positioned at bottom the lower left corner of the biological ball filter body 112 of the aeration type that automatically drenches with rain, described overflow port 37 is positioned at the bottom of fan air inlet 331, and described water outlet 35 is positioned at bottom biological ball filter body 112 lower right corner of the aeration type that automatically drenches with rain, the bosom of the biological ball filter body 112 of the described aeration type that automatically drenches with rain is provided with " M " type biological filter ball dividing plate 34 by fixed strip 341, described " M " type biological filter ball dividing plate 34 is provided with some and slips hole, and the described aperture slipping hole is less than the diameter of PE multiporous biological filter bulb, suspended particle biofilter material is filled in biological ball strainer 1 inside of described wet type, the dripping to slip between filter plate 31 and " M " type biological filter dividing plate 34 of the biological ball strainer 3 of the described aeration type that automatically drenches with rain fills PE multiporous biological filter bulb, during normal operation, breeding wastewater is sucked by pump and enters the bottom of the biological ball strainer 1 of wet type through main water pipeline 11, breeding wastewater is discharged uniformly by the some water vents 14 on the water outlet side pipe 13 of main water pipeline 11 bottom the biological ball strainer 1 of wet type, and pour into the top of the biological ball strainer 1 of wet type, suspended particle biologic packing material is filled in biological ball strainer 1 inside of wet type, in the process that breeding wastewater water body is sprung up to top by the bottom of the biological ball strainer 1 of wet type, the rolling of suspended particle biologic packing material is driven to make biologic packing material be in laminar flow regime, maximum performance biological nitration effect, remove the ammonia nitrogen in breeding wastewater water body, nitrite toxic substance, breeding wastewater water body is flowed out by the overflow weir 171 on the overflow plate 17 at the top of the biological ball strainer 1 of wet type, and the biological ball strainer 3 of the aeration type that automatically drenches with rain of both sides is flowed into by outlet conduit 2, overflow plate 17 prevents suspended biological filler from overflowing the biological ball strainer 1 of wet type, breeding wastewater enters the top of the biological ball strainer 3 of the aeration type that automatically drenches with rain, dripped downwards uniformly by action of gravity through a water inlet filter opening 312 slipped on filter plate 31 and slip, flow through PE multiporous biological filter bulb, Low-noise air blower 32 starts, blow to the biological ball strainer 3 of the aeration type that automatically drenches with rain, the air-flow that Low-noise air blower 32 is produced by boasting and water body clash, and be dispersed as water droplet spraying and add the contact area with gas, the CO in water body when water falls
2, H
2s, N
2gas is taken away by air-flow, the O in air-flow
2absorbed by water body, breeding wastewater is discharged bottom the biological ball strainer 3 of the aeration type that automatically drenches with rain, and enters down one filter plant.
Main water pipeline 11 of the present invention is provided with ball valve 12.
The right on of the biological ball filter body 111 of wet type of the present invention is upper and lower respectively establishes an observation window mouth 15; The outer wall of the biological ball filter body 111 of described wet type is provided with some biofilter materials and observes organic transparent tube 16; The two ends up and down that described biofilter material observes organic transparent tube 16 are connected respectively by the biological ball filter body 111 of Pipe moveable joint 162 and wet type; It is symmetrical centered by observation window mouth 15 that described some biofilter materials observe organic transparent tube 16; Described biofilter material is observed organic transparent tube 16 and is provided with control ball valve 161.
The aperture of overflow weir 171 of the present invention is less than the particle diameter that suspended particle biofilter material is filled in biological ball strainer 1 inside of wet type.
Main water pipeline 11 of the present invention is positioned at the below of overflow plate 17.
During normal operation, breeding wastewater is sucked by pump and enters the bottom of the biological ball strainer 1 of wet type through main water pipeline 11, the large I of flooding quantity is controlled by the ball valve 12 on main water pipeline 11, breeding wastewater is discharged uniformly by the some water vents 14 on the water outlet side pipe 13 of main water pipeline 11 bottom the biological ball strainer 1 of wet type, and pour into the top of the biological ball strainer 1 of wet type, suspended particle biologic packing material is filled in biological ball strainer 1 inside of wet type, in the process that breeding wastewater water body is sprung up to top by the bottom of the biological ball strainer 1 of wet type, the rolling of suspended particle biologic packing material is driven to make biologic packing material be in laminar flow regime, maximum performance biological nitration effect, remove the ammonia nitrogen in breeding wastewater water body, nitrite toxic substance, breeding wastewater water body is flowed out by the overflow weir 171 on the overflow plate 17 at the top of the biological ball strainer 1 of wet type, and the biological ball strainer 3 of the aeration type that automatically drenches with rain of both sides is flowed into by outlet conduit 2, overflow plate 17 prevents suspended biological filler from overflowing the biological ball strainer 1 of wet type, in operational process, observe the biologic packing material upset situation in the biological ball strainer 1 of wet type by observation window mouth 15, also observe organic transparent tube 16 by biofilter material and cultivate situation to observe biologic packing material microbial film, breeding wastewater enters the top of the biological ball strainer 3 of the aeration type that automatically drenches with rain, dripped downwards uniformly by action of gravity through a water inlet filter opening 312 slipped on filter plate 31 and slip, flow through PE multiporous biological filter bulb, Low-noise air blower 32 starts, blow to the biological ball strainer 3 of the aeration type that automatically drenches with rain, the air-flow that Low-noise air blower 32 is produced by boasting and water body clash, and be dispersed as water droplet spraying and add the contact area with gas, the CO in water body when water falls
2, H
2s, N
2gas is taken away by air-flow, the O in air-flow
2absorbed by water body, the water port 35 bottom the biological ball strainer 3 of the aeration type that automatically drenches with rain is discharged, and enters down one filter plant, when water body is larger, can be discharged by overflow port 37 simultaneously, regularly can open the sewage draining exit 36 bottom the biological ball strainer 3 of the aeration type that automatically drenches with rain, carry out dirt and regularly discharge, automatically the PE multiporous biological filter bulb in the biological ball strainer 3 of the aeration type that drenches with rain can form microbial film, carries out biological nitration effect, removes ammonia nitrogen, nitrite objectionable impurities in water body.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification sheets of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. be applicable to a combined modular biofilter for fish multiplication pouring station, it is characterized in that: comprise biological ball strainer (1) of a wet type and two biological balls strainer (3) of the aeration type that automatically drenches with rain; Described two biological balls strainer (3) of the aeration type that automatically drenches with rain lay respectively at the both sides of biological ball strainer (1) of wet type; Biological ball strainer (1) of described wet type is connected with biological ball strainer (3) of the aeration type that automatically drenches with rain of both sides respectively by the outlet conduit (2) at its top;
Biological ball strainer (1) of described wet type comprises biological ball filter body (111) of wet type, is provided with main water pipeline (11) bottom it; Described main water pipeline (11) extends to the bottom of biological ball filter body (111) of wet type after the top bending of biological ball filter body (111) of wet type; The both sides of described main water pipeline (11) are arranged with some water outlet side pipes (13) by interval; Described water outlet side pipe (13) communicates with main water pipeline (11); The upper surface of described water outlet side pipe (13) has some water vents (14);
The top of biological ball filter body (111) of described wet type is provided with overflow plate (17); Described overflow plate (17) is evenly provided with some overflow weirs (171); Described outlet conduit (2) is positioned at the top of overflow plate (17);
Biological ball strainer (3) of the described aeration type that automatically drenches with rain comprises biological ball filter body (112) of the aeration type that automatically drenches with rain, its top is provided with to drip and slips filter plate (31), and described is slipped filter plate (31) and be fixed on biological ball filter body (112) of the aeration type that automatically drenches with rain by support bar (311); The described surface slipping filter plate (31) has some water inlet filter openings (312);
The right on of biological ball filter body (112) of the described aeration type that automatically drenches with rain is provided with Low-noise air blower (32) by retaining plate (33); Described retaining plate (33) has inlet mouth (331), described inlet mouth (331) is connected with the air outlet of Low-noise air blower (32); Described inlet mouth (331) communicates with the inner chamber of biological ball strainer (3) of the aeration type that automatically drenches with rain;
The dorsal part of biological ball filter body (112) of the described aeration type that automatically drenches with rain is provided with water outlet (35), overflow port (37) and sewage draining exit (36); Described sewage draining exit (36) is positioned at bottom the lower left corner of biological ball filter body (112) of the aeration type that automatically drenches with rain; Described overflow port (37) is positioned at the bottom of fan air inlet (331), and described water outlet (35) is positioned at bottom biological ball filter body (112) lower right corner of the aeration type that automatically drenches with rain;
The bosom of biological ball filter body (112) of the described aeration type that automatically drenches with rain is provided with " M " type biological filter ball dividing plate (34) by fixed strip (341); Described " M " type biological filter ball dividing plate (34) are provided with some and slip hole, and the described aperture slipping hole is less than the diameter of PE multiporous biological filter bulb;
Suspended particle biofilter material is filled in biological ball strainer (1) inside of described wet type; The dripping to slip between filter plate (31) and " M " type biological filter dividing plate (34) of biological ball strainer (3) of the described aeration type that automatically drenches with rain fills PE multiporous biological filter bulb;
During normal operation, breeding wastewater is sucked by pump and enters the bottom of biological ball strainer (1) of wet type through main water pipeline (11), breeding wastewater is discharged uniformly by the some water vents (14) on the water outlet side pipe (13) of biological ball strainer (1) bottom main water pipeline (11) of wet type, and pour into the top of biological ball strainer (1) of wet type, suspended particle biologic packing material is filled in biological ball strainer (1) inside of wet type, in the process that breeding wastewater water body is sprung up to top by the bottom of biological ball strainer (1) of wet type, the rolling of suspended particle biologic packing material is driven to make biologic packing material be in laminar flow regime, maximum performance biological nitration effect, remove the ammonia nitrogen in breeding wastewater water body, nitrite toxic substance, breeding wastewater water body is flowed out by the overflow weir (171) on the overflow plate (17) at the top of biological ball strainer (1) of wet type, and biological ball strainer (3) of the aeration type that automatically drenches with rain of both sides is flowed into by outlet conduit (2), overflow plate (17) prevents suspended biological filler from overflowing biological ball strainer (1) of wet type, breeding wastewater enters the top of biological ball strainer (3) of the aeration type that automatically drenches with rain, dripped downwards uniformly by action of gravity through a water inlet filter opening (312) slipped on filter plate (31) and slip, flow through PE multiporous biological filter bulb, Low-noise air blower (32) starts, blow to biological ball strainer (3) of the aeration type that automatically drenches with rain, the air-flow that Low-noise air blower (32) is produced by boasting and water body clash, be dispersed as water droplet spraying when water falls and add the contact area with gas, the CO in water body
2, H
2s, N
2gas is taken away by air-flow, the O in air-flow
2absorbed by water body, breeding wastewater is discharged through biological ball strainer (3) bottom of the aeration type that automatically drenches with rain, and enters down one filter plant.
2. a kind of combined modular biofilter being applicable to fish multiplication pouring station according to claim 1, is characterized in that: described main water pipeline (11) is provided with ball valve (12).
3. a kind of combined modular biofilter being applicable to fish multiplication pouring station according to claim 1, is characterized in that: the right on of biological ball filter body (111) of described wet type is upper and lower respectively establishes an observation window mouth (15); The outer wall of biological ball filter body (111) of described wet type is provided with some biofilter materials and observes organic transparent tube (16); The two ends up and down that described biofilter material observes organic transparent tube (16) are connected respectively by biological ball filter body (111) of Pipe moveable joint (162) and wet type; It is symmetrical centered by observation window mouth (15) that described some biofilter materials observe organic transparent tube (16); Described biofilter material is observed organic transparent tube (16) and is provided with control ball valve (161).
4. a kind of combined modular biofilter being applicable to fish multiplication pouring station according to claim 1, is characterized in that: the aperture of described overflow weir (171) is less than the particle diameter that suspended particle biofilter material is filled in biological ball strainer (1) inside of wet type.
5. a kind of combined modular biofilter being applicable to fish multiplication pouring station according to claim 1, is characterized in that: described main water pipeline (11) is positioned at the below of overflow plate (17).
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| CN104860486B (en) | 2017-03-15 |
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