CN211813924U

CN211813924U - Industrial recirculating aquaculture cyclone double-layer filter tank

Info

Publication number: CN211813924U
Application number: CN202020336134.1U
Authority: CN
Inventors: 李凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-10-30
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a double-deck filtering ponds of batch production recirculating water aquaculture whirl belongs to aquaculture equipment technical field. This breed pond includes interior pond, outer pond, inlet tube, outlet pipe, blow off pipe, filter screen isotructure, and the inlet tube passes through outer pond pool wall, extends into the interior pond and tangent with interior pond, and the outlet pipe is located outer pond pool wall and is higher than the bottom of the pool, and outside the blow off pipe extended to the pond by the drain, interior pond was higher than outer pond, and seals the filter screen on. The filter tank does not need power consumption, is beneficial to water oxygenation, has large treatment capacity and simple and convenient operation, and greatly reduces the operation risk and the investment of manpower and material resources.

Description

Industrial recirculating aquaculture cyclone double-layer filter tank

Technical Field

The utility model relates to a filtering ponds, concretely relates to double-deck filtering ponds of batch production recirculating water aquaculture whirl belongs to aquaculture equipment technical field.

Background

In recent years, under the double pressure of transformation and upgrade of the domestic aquaculture industry and implementation of new environmental protection policies, the industrial circulating water aquaculture mode is closely concerned by the majority of aquaculture farmers, which promotes the rapid development of the land-based industrial aquaculture industry to a certain extent, but the industrial circulating water aquaculture development level in China is still in the primary stage in general.

The microfilter machine which is formed as the core of the system has large investment amount for purchasing and installation and relatively high operation costThe energy consumption is large and needs professional technical personnel to maintain. At present, the overall scale of most factory circulating water farmers is small, and the aquaculture water body is basically less than 1000 m³The investment capital is lower than 200 ten thousand yuan, and in addition, in recent years, the price of circulating water culture varieties such as turbots is continuously low, and the production benefit is not optimistic, so that the conventional micro-filter has a large burden on small and medium farmers, the popularization of industrial circulating water is hindered, and the filter equipment which is low in construction and maintenance cost, low in energy consumption and simple and convenient to operate becomes the urgent requirement of an industrial circulating water culture mode.

Disclosure of Invention

An object of the utility model is to provide a double-deck filtering ponds of batch production recirculating water aquaculture whirl to it is high to solve current batch production circulating water filter unit energy consumption, and the handling capacity is limited, with high costs scheduling problem.

The utility model discloses a double-deck filtration of batch production recirculating water aquaculture whirl is realized through following technical scheme:

a rotational flow double-layer filtering pool for industrial recirculating aquaculture comprises a circular inner pool and an outer pool, wherein the bottom of the inner pool is concave, a sewage discharge outlet is formed in the center of the bottom of the inner pool, the inner pool and the outer pool are connected through a water inlet pipe, and a filter screen is sealed at the top of the inner pool; the bottom of the outer pool is a horizontal plane and is flush with the outer edge of the bottom of the inner pool, the top of the outer pool is 10-20 cm lower than that of the inner pool, and the diameter of the outer pool is 1.5-2 times that of the inner pool.

The water inlet pipe penetrates through the outer tank and extends into the inner tank, and the outer side of the water inlet pipe is tangent to the inner side of the inner tank; the inlet tube is square structure, and is wide 20 ~ 30 cm, and height 30 ~ 40 cm, and the top is less than interior pond, and the bottom is unsettled in outer pond bottom of the pool.

The sewage draining pipe is connected with the sewage draining port, an outer port of the sewage draining pipe extends to the outside of the outer tank, the outer port is sleeved with a rotating pipe which is 90 degrees, a vertical pipe which can be used for draining sewage is sleeved on the rotating pipe, the water level of the inner tank can be controlled by adjusting the length of the vertical pipe, and the vertical pipe is pulled out to discharge sewage at the center of the inner tank.

The filter screen is nylon or stainless steel filter screen material, and the aperture is 50 ~ 200 mu m, and the filter screen covers at interior pond top to at the peripheral steel wire that ties tightly of top of the pond, prevent that the suspended particles from spilling over.

A water outlet pipe is arranged on the inner wall of the outer tank, and the bottom of the water outlet pipe is 20 cm higher than the bottom of the outer tank so as to prevent the sediment possibly existing at the bottom from being pumped out when water is pumped out; the water inlet pipe, the water outlet pipe and the sewage discharge pipe are arranged at 120 degrees.

The utility model discloses a filtering ponds, pond formation whirl including breeding waste water through the inlet tube, solid particle thing is bottom including pond central authorities including the rivers gathering, through drain discharge filtering ponds, compares with the microstrainer that has current commonly used, has the characteristics of following several aspects:

firstly, effectively increasing oxygen, wherein the dissolved oxygen concentration of the water body can be effectively increased by the water body overflowing from the inner pool to the outer pool;

secondly, electric energy is saved, pollutants are intensively discharged from the filter tank by the centrifugal sedimentation principle, and the filter screen is prevented from being blocked;

and secondly, investment is saved, the filter tank is simple in structure, professional technicians are not required to maintain, and construction and labor cost is saved.

Along with the positive promotion of the strategy of improving the quality and the efficiency of the aquaculture industry and saving energy and reducing emission in China, the filter tank of the utility model can effectively promote the popularization of the industrial circulating water culture mode, and has important significance for ensuring the water quality safety of the aquaculture water.

Drawings

FIG. 1: the utility model discloses a three-dimensional structure diagram;

FIG. 2: the utility model discloses a lateral sectional view;

in the figure: 1. the device comprises an inner tank, 2, an outer tank, 3, a water inlet pipe, 4, a water outlet pipe, 5, a sewage outlet, 6, a sewage discharge pipe, 7, a rotating pipe, 8, a vertical pipe, 9 and a filter screen.

Detailed Description

The following description of the embodiments of the present invention is provided in conjunction with the accompanying drawings and examples:

a rotational flow double-layer filtering tank for industrial recirculating aquaculture comprises an inner tank 1 and an outer tank 2, wherein the diameter of the inner tank 1 is 1.5 m, the height of the inner tank is 1.5 m, the bottom of the inner tank is concave, the outer edge of the inner tank is high, the middle of the inner tank is low, and a sewage outlet 5 with the diameter of 11 cm is formed in the center of the bottom of the inner tank; the diameter of the outer pool 2 is 3m, the height is 1.3 m, and the bottom is horizontal; the inner tank 1 and the outer tank 2 are made of clay brick pouring cement.

The water inlet pipe 3 penetrates through the wall of the outer tank 2 and extends into the inner tank 1, and the outer side of the water inlet pipe 3 is tangent to the inner side of the inner tank 1; the inlet tube is square structure, pours cement for the clay brick, and width 25 cm, height 35 cm, the top is than outer 2 tops in the pond 30 cm low, and the bottom is higher than outer 2 bottoms in the pond 65 cm.

The blow off pipe 6 is connected with the drain 5, for the PVC material, and 6 outer ports of blow off pipe extend to the outer 70 cm in pond, and outer port cover has the commentaries on classics pipe 7 that is 90, and the cover has a riser 8 to be used for the blowdown on the commentaries on classics pipe, and 8 high 160 cm of riser, riser 8 insert in the commentaries on classics pipe 7, extract riser 8, the solid particle thing of 1 central authorities whirl gathering in interior pond is along with rivers discharge filtering ponds.

The filter screen 9 is made of nylon net with the aperture of 60 mu m, covers the top of the inner tank and is tightly tied by steel wires to prevent the overflow of suspended particles.

The inner wall of the outer tank 2 is provided with a PVC water outlet pipe, the diameter of the pipe orifice is 20 cm, and the bottom of the outer tank is 20 cm higher than the bottom of the outer tank, so that sediment possibly existing at the bottom is prevented from being pumped out when water is pumped; the water inlet pipe, the water outlet pipe and the sewage discharge pipe are arranged at 120 degrees.

Breed waste water and pass through inlet tube 3 and get into interior pond, under the centrifugal sedimentation effect, solid particulate matter concentrates on whirl central authorities bottom, and the water purification then sees through the filter screen 9 overflow at top to outer pond 2, and the overflow process makes the water dissolved oxygen in outer pond 2 increase, and the water purification through prefilter in outer pond 2 is taken out through outlet pipe 4, increases after certain concentration when solid particulate matter, extracts riser 8, the clean discharge pollutant.

The above detailed description is for one embodiment of the present invention, but the above description is only for the preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should be considered within the patent coverage of the present invention.

Claims

1. The utility model provides a double-deck filtering ponds of batch production recirculating aquaculture whirl, includes circular interior pond (1), outer pond (2), its characterized in that: the bottom of the inner tank (1) is concave, a sewage discharge outlet (5) is formed in the center of the bottom, the inner tank (1) is connected with the outer tank (2) through a water inlet pipe (3), and a filter screen (9) is sealed at the top of the inner tank (1); the bottom of the outer pool (2) is a horizontal plane and is flush with the outer edge of the bottom of the inner pool (1), the top of the outer pool is 10-20 cm lower than that of the inner pool (1), and the diameter of the outer pool is 1.5-2 times that of the inner pool (1).

2. The rotational flow double-layer filtering pond for industrial recirculating aquaculture according to claim 1, wherein: the water inlet pipe (3) penetrates through the outer tank (2) and extends into the inner tank (1), and the outer side of the water inlet pipe (3) is tangent to the inner side of the inner tank (1); the water inlet pipe (3) is of a square structure, 20-30 cm in width and 30-40 cm in height, the top of the water inlet pipe is lower than the inner tank (1), and the bottom of the water inlet pipe is suspended at the bottom of the outer tank (2).

3. The rotational flow double-layer filtering pond for industrial recirculating aquaculture according to claim 1, wherein: the bottom of the pool is provided with a drain pipe (6) connected with a drain outlet (5), the outer port of the drain pipe (6) extends to the outside of the outer pool (2), the outer port is sleeved with a rotating pipe (7) which is 90 degrees, and the rotating pipe (7) is sleeved with a vertical pipe (8) which can be used for draining.

4. The rotational flow double-layer filtering pond for industrial recirculating aquaculture according to claim 1, wherein: the filter screen (9) is made of nylon or stainless steel filter screen material, and the aperture is 50-200 μm.

5. The rotational flow double-layer filtering pond for industrial recirculating aquaculture according to claim 1, wherein: the water outlet pipe (4) is arranged close to the inner wall of the outer tank (2), the bottom of the water outlet pipe is 20 cm higher than the bottom of the outer tank (2), and the water inlet pipe (3), the water outlet pipe (4) and the sewage discharge pipe (6) are arranged at 120 degrees.