CN213369445U - Sewage discharge and treatment system of embedded land-based circular pool - Google Patents

Abstract

A sewage discharge and treatment system of an embedded land-based circular pool comprises a culture pool, a sewage discharge pipeline and a sewage treatment system, wherein the culture pool is cylindrical, and the bottom of the culture pool is conical; the sewage discharge pipeline is arranged at the conical top of the conical bottom and is connected with the sewage treatment system. The utility model discloses an excrement and urine residual feed in the gathering breed pond water, reducible sewage discharge, reducible supporting sewage treatment system construction proportion reduces sewage treatment system's construction cost and running cost, can effectively reduce breeding system's construction cost and running energy consumption cost 40% -60%, improves the construction proportion 1-2 times that purifies the pool configuration breed pond, improves water resource utilization.

Description

Sewage discharge and treatment system of embedded land-based circular pool

Technical Field

The utility model relates to an aquaculture equipment, especially the sewage discharge and the processing system in aquaculture pond.

Background

With the rapid development of economy in China, the living standard of people is continuously improved, fishes are more and more popular as high-quality protein food, the demand is more and more large, and the fish culture is rapidly developed. Although the net cage fish culture can greatly improve the fish yield per unit water surface, the fish excrement and the residual bait are directly discharged into the water body to pollute the water body, and the production is strictly limited. The construction of a circulating water culture pond is a great trend of aquaculture, fish can grow fast and healthily without leaving a good water quality environment, the culture density needs to be increased for increasing the yield of a unit water surface, and the metabolite of the fish is continuously discharged into water to reduce the water quality, so that the normal growth of the fish can be influenced and even the fish can die if the metabolite is not discharged in time. Present recirculating aquaculture pond blowdown utilizes the action of gravity to carry out the end row mostly, but can not discharge the excrement and urine incomplete bait in the aquaculture pond effectively, has the research to show, and the pond blowdown of breeding mainly relies on hydraulic action, consequently for guaranteeing quality of water, often through increaseing the inflow, mostly needs 1 hour exchange 1 times, needs supporting huge sewage treatment system, and construction cost and running cost are high, and water resource utilization is low, and the treatment effect of sewage is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sewage discharge and processing system of embedded circular pond of land-based, through the excrement and urine incomplete bait in the quiet water conservancy centrifugation gathering culture pond water that flows state a little, reduce sewage discharge, reducible supporting sewage treatment system construction quantity reduces sewage treatment system's construction cost and running cost, improves water resource utilization and rates, improves the treatment effect of sewage.

A sewage discharge and treatment system of an embedded land-based circular pool comprises a culture pool, a sewage discharge pipeline and a sewage treatment system, wherein the culture pool is cylindrical, and the bottom of the culture pool is conical; the sewage discharge pipeline is arranged at the conical top of the conical bottom and is connected with the sewage treatment system.

Furthermore, a mesh partition plate is arranged above the conical top of the conical bottom of the culture pond.

Preferably, the aperture of the mesh partition is 0.3-2.5 cm, and the mesh partition is 5-20 cm from the cone top.

Furthermore, a valve is arranged on the sewage discharge pipeline.

Furthermore, the sewage treatment system comprises a sewage collecting well, a solid-liquid separation tank, a solarization tank, a tail water processor and an outer pond, wherein the sewage discharge pipeline is connected with the sewage collecting well, the sewage collecting well is connected with the solid-liquid separation tank through a pipeline, a sewage suction pump at the bottom of the solid-liquid separation tank conveys solid matters to the solarization tank through a pipeline, supernatant on the upper part of the solid-liquid separation tank enters the tail water processor, and the tail water processor is connected with the outer pond through a pipeline.

Furthermore, a sewage pump is arranged in the sewage collecting well, and a pipeline connecting the sewage collecting well and the solid-liquid separation tank is connected to the sewage pump.

Furthermore, the sewage discharge pipeline 3 is connected to a tee joint in the sewage collecting well 5, a hanging ball is arranged in the tee joint, and the hanging ball controls the sewage discharge pipeline to discharge sewage under the action of a vertical motor.

Furthermore, a filter bag filled with a hairbrush is arranged in the tail water processor.

Furthermore, a fluidized microorganism processor is arranged behind the filter bag of the tail water processor.

Furthermore, the fluidization microorganism processor is provided with biological plastic fillers, microporous aeration pipes are uniformly arranged at the bottom of the fluidization microorganism processor, and the microporous aeration pipes are connected with an air blower.

Furthermore, the outer pond comprises a solid-liquid separation pond, a microorganism curing treatment pond, a centralized treatment pond for aquatic plants and algae and an oxidation pond, and tail water sequentially passes through the ponds.

The utility model discloses an excrement and urine residual feed in the gathering breed pond water, reducible sewage discharge, reducible supporting sewage treatment system construction quantity reduces sewage treatment system's construction cost and running cost, can effectively reduce breeding system's construction cost and running energy consumption cost 40% -60%, improves the construction proportion 1-2 times that the pond was bred in the configuration of purification pond, improves the treatment effect of sewage, improves water resource utilization.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 culture pond, 2 partition boards, 3 sewage discharge pipeline, 4 valve, 5 sewage collecting well, 6 sewage pump, 7 solid-liquid separation pond, 8 sewage suction pump, 9 tail water processor, 10 manure drying pond, 11 microorganism solidification treatment pond, 12 solid-liquid separation pond, 13 aquatic plant and algae centralized treatment pond, 14 oxidation pond and 15 external pond.

Detailed Description

The sewage in the culture pond of the utility model is water containing a large amount of fish excrement and residual bait and seriously polluted. Different from the tail water of the culture pond, the tail water is a water body containing more soluble pollutants such as ammonia nitrogen, nitrite nitrogen and the like and a surface foam oil film, and the pollution degree is relatively light.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.

As shown in fig. 1, the sewage discharge and treatment system of an embedded land-based circular pool comprises a culture pool 1, a sewage discharge pipeline 3 and a sewage treatment system, wherein the culture pool 1 is cylindrical, and the bottom of the culture pool is conical; the sewage discharge pipeline 3 is arranged at the conical top of the conical bottom, and the sewage discharge pipeline 3 is connected with a sewage treatment system.

Furthermore, a mesh partition plate 2 is arranged above the conical top of the conical bottom of the culture pond 1, and the distance between the mesh partition plate 2 and the conical top is 5-20 cm. The bottom of breeding pond 1 awl end forms static dirt collecting area with mesh baffle 2, and the fish excrement residual bait that will subside is collected inside, prevents simultaneously that fish and rivers from stirring and influencing the deposit, and the aperture of mesh baffle 2 can be according to the specification setting of breeding the fish.

Further, a valve 4 is arranged on the sewage discharge pipeline 3.

Further, the sewage treatment system comprises a sewage collecting well 5, a solid-liquid separation tank 7, a drying manure pit 10, a tail water processor 9 and an outer pond 15, a sewage discharge pipeline 3 is connected with the sewage collecting well 5, the sewage collecting well 5 is connected with the solid-liquid separation tank 7 through a pipeline, a sewage suction pump 8 at the bottom of the solid-liquid separation tank 7 conveys solid matters to the drying manure pit 10 through a pipeline, the dried solid matters can be used as organic fertilizers, supernatant on the upper portion of the solid-liquid separation tank 7 enters the tail water processor 9 through a pipeline, and the tail water processor 9 is connected with the outer pond 15 through a pipeline.

Further, a sewage pump 6 is arranged in the sewage collecting well 5, and a pipeline connecting the sewage collecting well 5 and the solid-liquid separation tank 7 is connected to the sewage pump 6. The sewage pump 6 conveys the sewage in the sewage collecting well 5 to the solid-liquid separation tank 7 through a pipeline for sedimentation.

Furthermore, the sewage discharge pipeline 3 is connected to a tee joint in the sewage collecting well 5, a hanging ball is arranged in the tee joint, and the hanging ball controls the sewage discharge pipeline 3 to discharge sewage under the action of a vertical motor.

Further, a filter bag filled with a hairbrush is arranged in the tail water processor 9, and suspended fish dung residual bait is intercepted by the filter bag and the fish dung residual bait is degraded by microorganisms attached to the hairbrush.

Further, the tail water processor 9 is provided with a fluidized microorganism processor behind the filter bag.

Further, the fluidized microbial processor 9 is provided with a bio-plastic filler, and microporous aeration pipes are uniformly arranged at the bottom and connected with an air blower. Can carry out centralized aerobic degradation on the water body.

Further, the outer pond 15 comprises a solid-liquid separation pond 12, a microorganism solidification treatment pond 11, a centralized treatment pond 13 for aquatic plants and algae, and an oxidation pond 14, and tail water from the tail water treatment device 9 passes through the ponds in sequence to complete deep purification treatment of the tail water.

Preferably, the solid-liquid separation pond 12 adopts a civil second-stage sedimentation zone; the microorganism curing pond 11 is provided with a suspension brush or a cotton fly for attaching and culturing microorganisms; the number of the aquatic plant and algae centralized processing ponds 13 is two, and the two ponds are arranged in series; fish, mussels, submerged plants and emergent aquatic plants are bred in the oxidation pond 14. The oxidation pond 14 plays a role in deep purification and buffering, 80-200 spotted silver carps, 10-100 silver carps and 2 hyriopsis cumingii (scallops can be put in seawater) can be put in a breeding mode per mu, 10-20 submerged plants and 5-15 emergent plants are planted in each square meter.

Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.

Claims (10)

1. The utility model provides a sewage discharge and processing system of circular pond of embedded land-based which characterized in that: comprises a culture pond (1), a sewage discharge pipeline (3) and a sewage treatment system; the culture pond (1) is cylindrical, and the bottom of the culture pond is conical; the sewage discharge pipeline (3) is arranged at the conical top of the conical bottom, and the sewage discharge pipeline (3) is connected with a sewage treatment system.

2. The embedded land-based circular pond sewage discharge and treatment system of claim 1, wherein: a mesh partition plate (2) is arranged above the conical top of the conical bottom of the culture pond (1), and the distance between the mesh partition plate and the conical top is 5-20 cm.

3. The embedded land-based circular pond sewage discharge and treatment system of claim 1, wherein: and a valve (4) is arranged on the sewage discharge pipeline (3).

4. The embedded land-based circular pond sewage discharge and treatment system of claim 1, wherein: the sewage treatment system comprises a sewage collecting well (5), a solid-liquid separation tank (7), a drying manure tank (10), a tail water treatment device (9) and an outer pond (15), wherein the sewage collecting well (5) is connected with a sewage discharge pipeline (3), the sewage collecting well (5) is provided with the pipeline for connecting the solid-liquid separation tank (7), a sewage suction pump (8) at the bottom of the solid-liquid separation tank (7) is arranged on a pipeline for connecting the drying manure tank (10), the upper part of the solid-liquid separation tank (7) is provided with the pipeline for connecting the tail water treatment device (9), and the tail water treatment device (9) is provided with the pipeline for connecting the outer.

5. The embedded land-based circular pond sewage discharge and treatment system of claim 4, wherein: a sewage pump (6) is arranged in the sewage collecting well (5), and a pipeline connecting the sewage collecting well (5) and the solid-liquid separation tank (7) is connected to the sewage pump (6).

6. The embedded land-based circular pond sewage discharge and treatment system of claim 4, wherein: the sewage discharge pipeline (3) is connected to a tee joint in the sewage collecting well (5), a hanging ball is arranged in the tee joint, and the hanging ball is connected to a vertical motor.

7. The embedded land-based circular pond sewage discharge and treatment system of claim 4, wherein: and a filter bag filled with a hairbrush is arranged in the tail water treater (9).

8. The embedded land-based circular pond sewage discharge and treatment system of claim 7, wherein: the tail water processor (9) is provided with a fluidized microorganism processor behind the filter bag.

9. The embedded land-based circular pond sewage discharge and treatment system of claim 8, wherein: the fluidized microbial processor is provided with a biological plastic filler, the bottom of the fluidized microbial processor is uniformly provided with microporous aeration pipes, and the microporous aeration pipes are connected with an air blower.

10. The embedded land-based circular pond sewage discharge and treatment system of claim 4, wherein: the outer pond (15) comprises a solid-liquid separation pond (12), a microorganism curing treatment pond (11), a centralized treatment pond (13) for aquatic plants and algae and an oxidation pond (14), and tail water sequentially passes through the ponds.

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