CN203692217U - Sedimentation separation type culture pond - Google Patents

Abstract

The utility model discloses a sedimentation separation type culture pond. A sand bed is laid at the bottom of the pond. The surface of the sand bed is of a funnel-shaped structure through bolting cloth mesh models. A residue collecting hopper is embedded in the lowest position of the funnel-shaped structure. A partition plate with residue falling holes is arranged above the sand bed. Relatively static excrement and bait collecting areas are formed on the partition plate and the surface of the sand bed of the funnel-shaped structure and are used for prevented water from being stirred by swimming fish so as to maintain the cleaning of water of moving areas of fish. Consequently, the filter amount of water is greatly reduced, and the purposes of saving energy and reducing consumption are achieved.

Description

A kind of precipitate and separate formula culturing pool

Technical field:

The utility model belongs to aquaculture field, and particularly a kind of aquaculture water circulates and re-uses after separating treatment through filtering-depositing separate type ecological culture pond, especially breeding water body.

Background technology:

Existing industrialized aquiculture, the cultivation of the fish that especially swim, is extensively subject to the attention of market and technos, also has many places to put into trial production, grasps and has suitable rich experience and technological reserve, especially some supporting equipment to be also tending towards ripe.In flow process, relate generally to following steps as cultivated: physical treatment, biological treatment, bactericidal oxygenation etc.; Physical treatment relates to equipment Protein Skimmer, high-rate fitration sand cylinder, swinging Microfilter, backflow settling tank etc.; Biological treatment relates to equipment dribble-feed biofilter, nitrifier denitrifying bacterium, photosynthetic bacteria generator; Bactericidal oxygenation equipment, sterilization kind equipment has ultraviolet sterilizer and ozone generator; Oxygen increasing equipment has gas-liquid mixing pump, atomization aeration tube, ejector, ejector with no pressure etc.; Prime cost has consumables cost and energy consumption cost, and cost of labor, and cost of labor is mainly reflected in the processing aspect of culturing pool.Industrial aquaculture does not propose reasonable plan to pond body at present, causes recruitment to increase, and increases water body filtration amount yet.

Culturing pool is the fish living space of swimming, the whole show of growing up is all in pond, due to bait residue and excreta mixed in together, especially suspend or the bait that partly suspends, move about and chase process at fish, constantly stir bait and excreta, it is disperseed rapidly, cause water body to worsen fast, in water, the long material of nitrogen content and harmful sashimi (raw fish) improves, must carry out pond water filtration, a large amount of pond water filtrations certainly will produce energy consumption and biological treatment consumptive material.

For this reason, in patent gazette, open many in order to solve the scheme of industrial aquaculture Cost Problems, mostly have by water plants or biology and absorb this flow process of the materials such as ammonia nitrogen.As CN202026704U, a kind of cultivating system that utilizes water plants and EM bacterium purifying aquaculture water is disclosed, mainly by circulation is connected successively crawl, precipitation absorption cell, bacterium grass symbiosis pond and sand filter bed, crawl and precipitation absorption cell are communicated with by the drainpipe being layed at the bottom of two ponds.Aquaculture water mainly filters by sand filter bed and bacterium grass absorbs, but from commercial angle, the absorption efficiency of bacterium grass obviously becomes key.

And for example CN101548655B, a kind of ecological closed cycle water fish-cultivating method is disclosed, the method is mainly carried out Separation of Solid and Liquid with retaining sedimentation basin, B-grade sewage treatment pond, the sedimentation of backwater channel and Whirlwind tank sedimentation, on the basis of water body particulate separation, purify and separate finely ground particles by the sandstone filter bed of one-level biofilter again, the water quality purifying through one-level biofilter enters two stage biological filter tank, the biomembrane degradation of ammonia nitrogen in I and II biofilter on biologic packing material, nitrous acid nitrogen; B-grade sewage treatment pond is to utilize cultivation in pond can purify pasture and water, algae and the shellfish of fish culture waste water; Purify waste water and flow into retaining sedimentation basin through sand filtration wall; Breeding water body is carried out to mechanical enhancement or liquid oxygen oxygenation, finally by crossing ultraviolet ray disinfector sterilization, clean ecological water is sent into crawl, crawl waste water purifies repeatedly, recycles.Fish farming system is realized complete closed circulation water industrial fish cultivating, has reached not sick or few sick object of breeding fish, and breeds fish survival rate more than 80%.

Above example is all to filter and to absorb the harmful substance containing in breeding water body as aim, and do not consider its commercial cost, especially only relates to flow process, and culturing pool do not carried out to rational Design on Plane, causes the power consumption of taking a lot of work of operation process.How to improve present situation, a kind of efficient culturing pool of design, becomes the object that the utility model is studied.

Summary of the invention:

The purpose of this utility model is that invention is provided with casting bed at the bottom of a kind of pond and filters, utilizes dividing plate and slag gathering hopper to coordinate to aquaculture water, sediments is collected and concentrated to the precipitating type culturing pool of discharge.

Technical solutions of the utility model are achieved in that a kind of precipitate and separate formula culturing pool, at the bottom of comprising pool wall and pond, be provided with water inlet in a pool wall high position, low level is provided with discharge outlet, it is characterized in that at the bottom of pond be incline structure, at the bottom of pond, lowest order is distributed with drainpipe, described drainpipe surface distributed has into water aperture, and drainpipe forms discharge outlet through pool wall; At the bottom of pond, be filled with the casting bed covering on drainpipe, casting bed surface coverage has bolting silk net, and by the moulding casting bed of bolting silk net surface funneling structure, on the funnel-shaped structure lowest order on described casting bed surface, be embedded with slag gathering hopper, this slag gathering hopper bottom is communicated with scum pipe, and scum pipe is through at the bottom of pool wall or pond, and in pond the external by-pass valve control that is provided with; On the pool wall above casting bed, set up dividing plate by skeleton, on dividing plate, be intensively distributed with cinder hole; Described pool wall is provided with folding bait throwing in plate below water inlet, after this bait throwing in plate folding, can be close on pool wall.

Described casting bed comprises 0.5mm-2.0mm sand grains and graininess biological bacteria, and this graininess biological bacteria weight is the 0.1%-0.5% of sand grains weight; Casting bed thickness is between 500mm-1200mm.

The cinder hole diameter that falls of described dividing plate is not more than 20mm.

On described dividing plate, be coated with the anti-net of escaping.

Described culturing pool is also equipped with sedimentation basin, clarifier-tank, water pump and oxygen-increasing device; Described scum pipe is communicated with a sedimentation basin high position, and a sedimentation basin high position is provided with outlet pipe, and low level is provided with floss hole, and the outlet pipe of described sedimentation basin is communicated with clarifier-tank; The drainpipe of described pond body is communicated with clarifier-tank, and the water body after clarifier-tank purifies is pumped to pond body inlet end by water pump, forms breeding water body and filters rear recycling structure; Described oxygen-increasing device is connected on the return duct of water pump and pond body water inlet, gives water body supplemental oxygen.

Described oxygen-increasing device is liquid oxygen gas tank.

The design in the utility model Optimal culture pond, has feature simple in structure, reasonable in design, operation energy consumption is low; It is clean that this culturing pool can keep cultivating behaviour area all the time, and bait residue and excreta automatically by the dividing plate cinder hole free-falling that falls, and are regularly discharged by slag gathering hopper centralized collection under flow action, reduce and are mixed by fish, affects water quality He Hou road and precipitate operation; Other more tiny sediments is again by sand beds, and the water body flowing out from casting bed discharge outlet almost can cultivate by direct circulation; The maximum feature of the utility model, the filtration yield of minimizing discharge cycle and water body, reaches energy-conservation and reduces cleaning culturing area number of times, realizes energy-conservation and effect that reduce costs.

Accompanying drawing explanation:

Below in conjunction with concrete legend, the utility model is described further:

Fig. 1 culturing pool schematic perspective view

Fig. 2 culturing pool horizontal section schematic diagram

Fig. 3 culturing pool longitudinal profile schematic diagram

Fig. 4 culturing pool circulation

Wherein

Embodiment:

With reference to Fig. 1, Fig. 2 and Fig. 3, precipitate and separate formula culturing pool, comprises at the bottom of pool wall 1 and pond 2, is provided with water inlet 11, low level is provided with drainpipe 3 and scum pipe 4 in pool wall 1 high position; In this structure, at the bottom of pond, 2 is incline structure, and at the bottom of pond, 2 lowest orders are distributed with drainpipe 3, and described drainpipe 3 surface distributed have into water aperture 31, and drainpipe 3 forms the discharge outlet of culturing pool through pool wall 1; At the bottom of pond, 2 are filled with the casting bed 5 covering on drainpipe 3, casting bed 5 surface coverage have bolting silk net 6, and by the surperficial funneling structure 51 of the moulding casting bed 5 of bolting silk net 6, utilize the casting bed surface of funnel-shaped structure 51, by the bait residue and the fish excreta that sink, centralized collection, also can reduce sediments and enter in casting bed 5, extends the life cycle of casting bed 5.On funnel-shaped structure 51 lowest orders on casting bed surface, be embedded with slag gathering hopper 7, these slag gathering hopper 7 bottoms are communicated with scum pipe 4, scum pipe 4 through pool wall 1 or pond at the bottom of 2, and externally in pond be provided with by-pass valve control 41, to regularly discharge sediments; Moreover, on the pool wall 1 above casting bed 5, set up dividing plate 8 by skeleton, on dividing plate 8, be intensively distributed with cinder hole 81, cinder hole 81 diameters that fall are not more than 20mm, according to the size of cultivation fish body, if hatching, need on dividing plate 8, be coated with and prevent escaping net, fall in a word cinder hole 81 or the anti-mesh of escaping net should be less than fish body, avoid fish to carry out slag gathering hopper 7 from the cinder hole that falls; Dividing plate 8 is erected on pool wall 1 by skeleton 82, trample with carrying operating personnel, results fishery products or other operation, an other effect, isolation fish zone of action and sediments collecting zone, avoid fish to move about, stir sediments, this is also the place of the utility model creativeness, and the cooperation of dividing plate 8 and slag gathering hopper 7 can be collected comparatively complete sediments.

In addition, cultivate its fish of different fish or different growth, the shape of its bait is also different, suspends or the bait that partly suspends can directly be thrown in, but concerning heavy property bait, can directly fall into unavoidably dividing plate 8 belows, causes waste and affects water quality; For this reason, below pool wall 1 water inlet 11, be provided with folding bait throwing in plate 12, this not used time of bait throwing in plate 12, can after folding, can be close on pool wall 1, do not affect fish activity; Bait throwing in plate 12 maximum effect are to support heavy property bait, allow fish have grace time feed, can avoid to greatest extent again bait to fall into dividing plate 8 belows; Certainly feed finishes, and has unavoidably excreta or bait residue to rest on bait throwing in plate 12, starting after water inlet, can wash away bait throwing in plate 12 by the water inlet of water inlet 11, utilizes current to take away sediments.

Further, above-mentioned casting bed 5 forms, and comprises 0.5mm-2.0mm sand grains and graininess biological bacteria, and this graininess biological bacteria weight is the 0.1%-0.5% of sand grains weight; Casting bed 5 thickness, between 500mm-1200mm, meet the need of filtration and purifying aquatic water, and the water body after sand filtration can be directly in order to cyclic culture.

With reference to Fig. 4, in order to reach higher water body purification requirement, its culturing pool is equipped with sedimentation basin 91, clarifier-tank 92, water pump 93 and oxygen-increasing device 94; Scum pipe 4 is communicated with sedimentation basin 91 high positions, sedimentation basin 91 high positions are provided with outlet pipe 911, low level is provided with floss hole 912, the outlet pipe 911 of sedimentation basin 91 is communicated with clarifier-tank 92, slag gathering hopper 7 regularly discharges with the sedimental sewage of high concentration by scum pipe 4, staticly settle through sedimentation basin 91, after sediments further concentrates, floss hole 912 by low level discharges, and can, again through physical treatment, carry out Protein Recovery, or directly supply plantation base manure, and the water body that high-order outlet pipe 911 discharges can be recycled after purification, reduce discharge capacity;

Water body after clarifier-tank 92 filters casting bed 5 carries out purified treatment, and the water body after clarifier-tank 92 purifies is pumped to pond body water inlet 11 ends by water pump 93, forms breeding water body and filters rear cyclic utilization system; Oxygen-increasing device 94 is connected on the return duct of water pump 93 and pond body water inlet 11, gives water body supplemental oxygen, both can adopt mechanical enhancement mode, and preferred version directly uses the oxygenation of liquid oxygen gas tank.In native system, also can add the sterilization processing such as ultraviolet ray or ozone; And described sedimentation basin 91 and clarifier-tank 92, by and culturing pool between high and low position design, make to utilize the height of water to carry out deslagging and draining, further save energy consumption.

Note, biological bacteria is commercial product, as: the culturing pool of Guangzhou Nongguan Biotech Co., Ltd.'s supply purifies peasant movement to purify special bacteria at the bottom of biological bacteria pond; And, in Nantong, at the bottom of the cultivating pool of the wise and farsighted science service of section Co., Ltd supply, change biological bacteria.

Claims (6)

1. a precipitate and separate formula culturing pool, at the bottom of comprising pool wall and pond, is provided with water inlet in a pool wall high position, low level is provided with discharge outlet, it is characterized in that at the bottom of pond be incline structure, at the bottom of pond, lowest order is distributed with drainpipe, and described drainpipe surface distributed has into water aperture, and drainpipe forms discharge outlet through pool wall; At the bottom of pond, be filled with the casting bed covering on drainpipe, casting bed surface coverage has bolting silk net, and by the moulding casting bed of bolting silk net surface funneling structure, on the funnel-shaped structure lowest order on described casting bed surface, be embedded with slag gathering hopper, this slag gathering hopper bottom is communicated with scum pipe, and scum pipe is through at the bottom of pool wall or pond, and in pond the external by-pass valve control that is provided with; On the pool wall above casting bed, set up dividing plate by skeleton, on dividing plate, be intensively distributed with cinder hole; Described pool wall is provided with folding bait throwing in plate below water inlet, after this bait throwing in plate folding, can be close on pool wall.

2. a kind of precipitate and separate formula culturing pool according to claim 1, is characterized in that casting bed comprises 0.5mm-2.0mm sand grains and graininess biological bacteria, and this graininess biological bacteria weight is the 0.1%-0.5% of sand grains weight; Casting bed thickness is between 500mm-1200mm.

3. a kind of precipitate and separate formula culturing pool according to claim 1, is characterized in that the cinder hole diameter that falls of dividing plate is not more than 20mm.

4. a kind of precipitate and separate formula culturing pool according to claim 3, is characterized in that being coated with and preventing escaping net on dividing plate.

5. a kind of precipitate and separate formula culturing pool according to claim 1, is characterized in that culturing pool is also equipped with sedimentation basin, clarifier-tank, water pump and oxygen-increasing device; Described scum pipe is communicated with a sedimentation basin high position, and a sedimentation basin high position is provided with outlet pipe, and low level is provided with floss hole, and the outlet pipe of described sedimentation basin is communicated with clarifier-tank; The drainpipe of described pond body is communicated with clarifier-tank, and the water body after clarifier-tank purifies is pumped to pond body inlet end by water pump, forms breeding water body and filters rear recycling structure; Described oxygen-increasing device is connected on the return duct of water pump and pond body water inlet, gives water body supplemental oxygen.

6. a kind of precipitate and separate formula culturing pool according to claim 1, is characterized in that oxygen-increasing device is liquid oxygen gas tank.