CN112624493B - Stone-headed fish circulating water treatment process method and special device thereof - Google Patents

Abstract

The invention discloses a stone fish circulating water treatment process method and a special device thereof, belonging to the field of water treatment, the device comprises: breed the pond, breed the pond outside and encircle and set up biological pond, the subassembly disinfects, including setting firmly the first base plate of placing on breeding pond upper portion and level, first base plate upper portion is equipped with the first pump body, first pump body water inlet port passes through body and biological pond intercommunication, half logical groove of water conservancy diversion is seted up on the surface of the adjacent pond end of breeding of first base plate, the first pivot that the axis level set up is connected to the pond inner wall of breeding of first base plate below, set the pivot cover in the first pivot, pivot cover bottom surface is equipped with the choked flow baffle that the level set up, choked flow baffle both sides are connected with the pivot cover through first otter board. The device has strong applicability, good universality, energy conservation and high efficiency, effectively improves the filtering efficiency and effect of physical purification, shortens the cycle period, and ensures the purified water quality and the growth environmental conditions of the cultured objects.

Description

Stone-headed fish circulating water treatment process method and special device thereof

Technical Field

The invention belongs to the field of water treatment, and particularly relates to a method for treating circulating water of brachypodiaceae fishes and a special device thereof.

Background

The family Shikou (Sciaenidae) belongs to Perciformes, and has 70 species and 300 species in total in the world, which is one of the most species in Perciformes. China has a large number of coastal rock fishes, and 17 fishes belong to more than 30 kinds. Most kinds of the carpoeidae have delicious meat taste and high economic value, and are important objects for marine fishery and mariculture. The Shijia family fishes are one of the groups with the largest output in Chinese ocean economic fishes and are important ocean economic fishes in China. However, in the process of fish culture, the culture water body needs to be changed periodically to ensure clean water quality, and the method is suitable for culture, so that the water consumption of the water change culture method is large, the water environment is polluted, the culture sewage is purified by the water body circulation treatment process, and the purified water body is used for continuous culture, and the method has the characteristics of no external environment restriction, water saving, land saving, high density intensification, controllable production, zero emission of pollutants and the like, and is a necessary trend for the conversion of the aquaculture method.

Disclosure of Invention

The invention aims to provide a method for treating circulating water of brachypodiaceae fishes and a special device thereof, which have the advantages of strong applicability, good universality, energy conservation and high efficiency, effectively improve the filtering efficiency and effect of physical purification, shorten the circulation period and ensure the purified water quality and the growth environmental conditions of cultured objects.

The technical scheme adopted by the invention for realizing the purpose is as follows: a special device for treating circulating water of grouper fishes comprises:

a culture pond, a biological pond is arranged around the outer side of the culture pond,

the sterilizing component comprises a first base plate which is fixedly arranged at the upper part of the culture pond and is horizontally arranged, a first pump body is arranged at the upper part of the first base plate, a water inlet port of the first pump body is communicated with the biological pond through a pipe body, a half-through flow guiding half-through groove is formed in the surface of the first base plate, which is adjacent to the culture pond end, a water outlet end of the first pump body sends water into the flow guiding half-through groove through the pipe body and enables the water to enter the culture pond along the flow guiding half-through groove,

the inner wall of the culture pond below the first base plate is connected with a first rotating shaft with a horizontally arranged axis, a rotating shaft sleeve is arranged on the first rotating shaft in a matched mode, a flow-blocking baffle plate is horizontally arranged on the bottom surface of the rotating shaft sleeve, and two sides of the flow-blocking baffle plate are connected with the rotating shaft sleeve through first net plates. The position of the flow blocking baffle corresponds to the position of the water outlet end of the diversion semi-through groove.

The surface of the flow-resisting baffle is provided with an elastic flow deflector which is obliquely arranged, one end part of the elastic flow deflector is fixedly connected with the surface of the flow-resisting baffle, the other end part of the elastic flow deflector is adjacently arranged with the inner wall of the culture pond, a gap is formed between the end part of the elastic flow deflector and the inner wall of the culture pond, the end part of the elastic flow deflector is fixedly connected with the inner wall of the culture pond, the aim of promoting the falling water body to fall into the upper layer of the water body in the culture pond in an inclined angle mode is realized, the falling is not directly and vertically realized, the disturbance of the falling water body to the bottom of the culture pond is reduced, and the activity of the cultured objects in the pond is promoted.

The first pump body is a water suction pump.

The culture pond is preferably circular, the biological pond outside the culture pond is also preferably circular, so that an annular runway can be formed, the activity of purified organisms cultured in the biological pond in the annular runway is improved, the biological purification effect is improved, the culture space of the culture pond and the biological pond is enlarged, the applicability is strong, the universality is good, in the purification treatment process of discharging water in the culture pond outwards, the water body purified by organisms in the biological pond is pumped into the diversion semi-through groove through the first pump body, the water body flows in the diversion semi-through groove and falls into the culture pond, in order to reduce or avoid the resuspension of bottom sediments caused by excessive disturbance of the water body falling from the upper part of the culture water body in the culture pond, the first screen plate and the flow-stopping baffle plate are arranged to buffer the water outlet of the diversion semi-through groove, and part of water flow of the water body flows along the surface of the first screen plate and falls onto the baffle plate below the flow-stopping through the surface meshes of the first screen plate in the flow-stopping process Fall to breeding the pond again, play the buffering effect to the velocity of flow of the water that receives the action of gravity whereabouts like this, effectively reduce the deposit disturbance problem of water to the aquaculture water bottom, the water of whereabouts can receive the different whereabouts water impact velocity influence of both sides in the first otter board contact process of both sides simultaneously, pivot cover rotary motion is assaulted in order to regulate and control the water whereabouts, and the water changes its inclination that falls into the water in the breeding pond along the flow on first otter board surface, can promote the mixing of water and breeding pond upper water, have the effect that promotes to flow to breeding pond upper water, promote the breed activity in the breeding pond upper water, be favorable to the promotion of breed quality.

According to one embodiment of the invention, a first support frame is arranged above the diversion semi-through groove, and an ultraviolet lamp is arranged on the bottom surface of the first support frame; in the process that the water body passes through the diversion semi-through groove, the ultraviolet lamp is used for sterilizing the water body flowing through the lower part, so that the cleanliness of the aquaculture water body is guaranteed.

According to one embodiment of the invention, the sterilization assembly is arranged around the culture pond. In the water changing process, the water can be supplemented in the culture pond in multiple directions, so that the water is changed uniformly.

According to an embodiment of the invention, the upper part of the culture pond is provided with a filtering component, and the filtering component comprises:

a third base plate horizontally and fixedly arranged at the upper part of the culture pond, a filter box body is arranged at the upper part of the third base plate, a third pump body is arranged at one side of the filter box body, the water inlet end of the third pump body is communicated with the culture pond through a pipe body,

the filter barrel body is arranged in an axis inclined mode, the middle of the filter barrel body is coaxially connected with a filter rotating shaft, a first driving motor for driving the filter rotating shaft to rotate is arranged in the filter box body, the filter rotating shaft can synchronously drive the filter barrel body to rotate, and the upper portion of the inclined end of the filter barrel body corresponds to the water outlet end of the third pump body. The third pump body is a water pump. The filter assembly is arranged at the upper part of the culture pond, and the third base plate is used as the object placing plate body, so that the water body in the culture pond can be directly extracted for filtering treatment, high efficiency and energy conservation are realized, the extraction energy consumption and materials are particularly saved, the field use is greatly reduced for culture and circulating water treatment fields, the third pump body extracts the water body in the culture pond and then sends the water body into the filter barrel body, the first driving motor drives the filter rotating shaft to rotate and drives the filter barrel body to rotate synchronously before sending, the water body extracted in the filter barrel body is discharged out of the filter barrel body due to the action of gravity to realize the interception of polluted particulate matters, the filter barrel body arranged obliquely has better water body falling effect in the rotating process, and the particulate matters obtained by filtering separation and the like are influenced by the gravity arranged by the filter barrel body obliquely downwards and the rotating motion of the filter barrel body in the barrel, the possibility that particulate matters are accumulated in the filtering barrel body is high, and the blocking phenomenon of the filtering barrel body is reduced.

According to an embodiment of the invention, the upper end part of the filtering barrel body is provided with through holes around the barrel body, the bottom surface of the filtering box body at the lower part of the filtering barrel body is provided with a partition plate body which divides the bottom space of the filtering box body into a liquid discharge chamber and a sewage collection chamber, the part of the through holes at the upper end part of the filtering barrel body is positioned in the liquid discharge chamber, the rest of the through holes at the lower part of the filtering barrel body is positioned in the sewage collection chamber, the filtering box body at the side part of the liquid discharge chamber is provided with a first liquid discharge pipe, after purified water is pumped into the filtering barrel body, the purified water can be largely filtered and discharged through the through holes at the upper part of the filtering barrel body, so that water body filtering is realized, the purpose that the through holes are not formed at the lower part of the filtering barrel body is that the rest of water flows along the inner wall of the filtering barrel body after filtering at the upper part of the filtering barrel body, the downward movement speed of particles obtained by filtering in the filtering barrel body is improved, the blockage of the filtering barrel body is avoided, and the partition plate body is arranged in the filtering box body, the realization will filter the interior bottom space of box and separate to realize separating the water and the particulate matter that obtain, the separation obtains comparatively clean water and outwards discharges through first drain pipe and gets into first body and reentrant air supporting subassembly and carry out more refined water purification.

According to one embodiment of the invention, the end part of the filtering barrel body is provided with an opening, and the inner wall of the end part of the opening is connected with the filtering rotating shaft through a first supporting connecting rod surrounding the filtering rotating shaft. The first supporting connecting rod is arranged to realize coaxial fixed connection between the filtering rotating shaft and the filtering barrel body, and the opening at the upper end of the filtering barrel body is larger, so that the water body and materials can circulate conveniently.

According to an embodiment of the present invention, an air floating assembly is disposed at an upper portion of the cultivation pond, and the air floating assembly includes:

a second substrate horizontally arranged at the upper part of the culture pond, an air floatation base cylinder and a second pump body arranged on the second substrate,

an air-float column body which is a hollow column body and is arranged in the air-float base cylinder and is coaxial with the axis of the air-float base cylinder,

the invention utilizes the air flotation component as the second base plate arranged at the upper part of the culture pond to realize nearby sewage disposal treatment so as to avoid overlong purification treatment routes and increase the water body purification cost and the site occupation amount, the first pipe body sends the filtered water body into the air flotation base cylinder, and simultaneously sends gas into the air flotation base cylinder through the second pump body to carry out aeration treatment on the water body in the air flotation base cylinder, and bubbles formed in the water body carry fine silt in the water body, Impurity, corrosion etc. upwards desorption, the foam that upper portion formed in the air supporting base section of thick bamboo is discharged, utilizes the pollutant in the foam separation water, especially filters under the condition of great particulate matter in the earlier stage, and the tiny particulate matter in the surplus water can effectively reduce particulate matter content in the water through foam separation, and specific aeration process is: the second pump body aerates the aeration stone with the gas input value, the gas floats upwards in the air flotation column body, the floating gas is discharged from the aeration hole body and contacts with the water body, the spiral blade plate is arranged for diffusing the distribution range of the gas discharged from the aeration hole body in the air flotation base cylinder, the gas floats upwards along the spiral blade plate to expand the gas distribution, the gas is in contact with the disc air baffle plate of the air flotation column body during the floating process along the spiral blade plate, the buoyancy can promote the gas to reduce the bubble diameter of the bubbles in the water body through the air holes on the disc air baffle plate, the bubble quantity is favorably expanded, wherein the bubble group diffused by the spiral blade plate can push and disperse the suspended matters in the water body to the range of the inner wall of the air flotation base cylinder, the middle water body turbidity is reduced so as to discharge the middle water body, the suspended matters are pushed to the range of the inner wall of the air flotation base cylinder, and upwards gather the upwards under the upward flow lifting effect of a large number of micro bubble groups formed by the disc air baffle plate at the middle part, and then the foam is easily discharged along with the air floatation base cylinder foam, the turbidity of the water body is reduced, and a foaming agent can be properly added in the foam separation process to improve the foam quantity.

According to an embodiment of the present invention, the air flotation base cylinder is communicated with the first drainage pipe through a first pipe for feeding the filtered water into the air flotation base cylinder through the first pipe, and preferably, the first pipe is communicated with a tangent line of the air flotation base cylinder.

According to one embodiment of the invention, the upper end surface of the air floatation base cylinder is provided with foam discharge through holes, the upper end of the inner wall of the air floatation base cylinder is connected with a guide ring, the bottom end of the guide ring is fixedly connected with the inner wall of the air floatation base cylinder, the diameter of the upper end of the guide ring is smaller than the inner diameter of the air floatation base cylinder, and the horizontal height of the upper end of the guide ring is higher than the pipe orifice of the foam discharge pipe. The foam discharging through hole and the foam discharging pipe body are used for discharging foam so as to facilitate dirt separation, and the arranged guide circular ring can achieve an aggregation effect on the foam in the downward direction.

A method for treating circulating water of Sciadopitys shimeji fish comprises:

detecting the average concentration of ammonia nitrogen and COD in the aquaculture water body, and judging whether the average concentration exceeds a set parameter;

after the detection parameters of the aquaculture water body are judged to exceed the set parameters, the aquaculture water body is extracted from the aquaculture pond, filtered by the filtering assembly and then discharged into the biological pond after being treated by the air floatation assembly;

the water in the biological pond is sterilized by the sterilizing component and then is sent into the culture pond;

and repeating the steps to control the detection parameters of the aquaculture water body to be within the range of the set parameter values.

According to the invention, the culture sewage is purified by controlling the filtering component and the air flotation component through continuous detection of the culture water body, and finally the culture sewage is biologically purified, so that the cyclic utilization of the culture sewage is ensured, the applicability is strong, the universality is good, the energy is saved, the efficiency is high, the filtering component and the air flotation component can purify the culture sewage efficiently, the filtering efficiency and the effect of physical purification are effectively improved, the cycle period is shortened, and the purified water quality and the culture growth environmental conditions are ensured.

Compared with the prior art, the invention has the beneficial effects that: the culture pond is circular, the biological pond outside the culture pond is also circular, so that an annular runway can be formed, the activity of purified organisms cultured in the biological pond in the annular runway can be improved, the biological purification effect is improved, and the culture space of the culture pond and the biological pond is enlarged.

Drawings

FIG. 1 is a schematic view of a special apparatus for treating circulating water of Sciadopitys shimeji fish;

FIG. 2 is a top view of the sterilization assembly;

FIG. 3 is a schematic view of a sterilization assembly;

FIG. 4 is a schematic view of a baffle;

FIG. 5 is a top view of the air bearing assembly;

FIG. 6 is a schematic representation of the contents of the air bearing assembly;

FIG. 7 is a schematic structural view of an air bearing cylinder;

FIG. 8 is a schematic view of the interior of the filter assembly;

FIG. 9 is a schematic view of a filter cartridge;

FIG. 10 is a schematic view of a cleaning assembly;

fig. 11 is a schematic view of a position limiting support frame.

Reference numerals: 10-a culture pond; 11-a water reservoir; 20-a biological pond; 30-a sterilization component; 31-a first pump body; 32-a first support frame; 33-a first mesh sheet; 34-a rotating shaft sleeve; 35-a flow guiding semi-through groove; 36-a first substrate; 37-ultraviolet lamp; 39-flow blocking baffles; 310-a first shaft; 311-elastic flow deflector; 40-an air floatation assembly; 41-a second pump body; 42-a second substrate; 43-air flotation base cylinder; 44-foam discharge pipe body; 45-foam removal through holes; 46-a guide ring; 47-air flotation column; 48-helical blades; 49-disc gas baffle; 410-aerated stone; 411-aeration hole body; 50-a filter assembly; 51-a filter box body; 52-a third pump body; 53-a first drive motor; 54-a first drain body; 55-a drainage chamber; 56-partition plate body; 57-a dirt collection chamber; 58-a third substrate; 59-a filter spindle; 60-a first tube; 70-a filtering barrel body; 71-a first support link; 72-a second support link; 73-a sewage draining hole body; 80-cleaning the component; 81-a limiting column body; 82-a first rotating plate body; 83-limiting slotted holes; 84-a second rotating plate body; 85-a limit support frame; 86-annular through groove; 87-washing the column; 88-limit pin shaft.

Detailed Description

The technical solution of the present invention is further described in detail below with reference to the following detailed description and the accompanying drawings:

example 1:

referring to fig. 1-9, a special device for treating circulating water of fish of the family Sciadopitys sp comprises:

a culture pond 10, a biological pond 20 is arranged around the outside of the culture pond 10,

the sterilization component 30 comprises a first base plate 36 which is fixedly arranged at the upper part of the culture pond 10 and is horizontally arranged, a first pump body 31 is arranged at the upper part of the first base plate 36, a water inlet port of the first pump body 31 is communicated with the biological pond 20 through a pipe body, a half-through diversion semi-through groove 35 is arranged on the surface of the first base plate 36 adjacent to the end of the culture pond 10, a water outlet end of the first pump body 31 sends water into the diversion semi-through groove 35 through the pipe body and enables the water to enter the culture pond 10 along the diversion semi-through groove 35,

the inner wall of the culture pond 10 below the first base plate 36 is connected with a first rotating shaft 310 with a horizontally arranged axis, a rotating shaft sleeve 34 is arranged on the first rotating shaft 310, a horizontally arranged flow blocking baffle 39 is arranged on the bottom surface of the rotating shaft sleeve 34, and two sides of the flow blocking baffle 39 are connected with the rotating shaft sleeve 34 through first mesh plates 33. The position of the flow resisting baffle 39 corresponds to the position of the water outlet end of the diversion semi-through groove 35.

The surface of the flow-resisting baffle 39 is provided with an elastic flow deflector 311 which is obliquely arranged, one end part of the elastic flow deflector 311 is fixedly connected with the surface of the flow-resisting baffle 39, the other end part of the elastic flow deflector is adjacently arranged with the inner wall of the culture pond 10, but a gap is formed, the fixedly connected end of the elastic flow deflector 311 is far away from the inner wall of the culture pond 10, and the purpose is to promote the falling water body to fall into the upper layer of the water body in the culture pond 10 in an oblique angle mode instead of directly and vertically falling, so that the disturbance of the falling water body to the bottom of the culture pond is reduced, and the activity of the cultured objects in the pond is promoted.

The first pump body 31 is a suction pump.

The culture pond 10 of the invention is preferably circular, the biological pond 20 outside the culture pond 10 is also preferably circular, so that an annular runway can be formed, the activity of purified organisms cultured in the biological pond 20 in the annular runway is improved, the biological purification effect is improved, the culture space of the culture pond 10 and the biological pond 20 is enlarged, the applicability is strong, the universality is good, in the purification treatment process of discharging water in the culture pond 10 outwards, water body which is purified by organisms in the biological pond 20 is pumped into the diversion semi-through groove 35 through the first pump body 31, the water body flows in the diversion semi-through groove 35 and falls into the culture pond 10, in order to reduce or avoid the resuspension of bottom sediments caused by excessive disturbance of the water body in the culture pond 10 by the water body falling from the upper part of the cultured water body, the first mesh plate 33 and the flow-resisting baffle plate 39 are arranged to buffer the water discharged from the diversion semi-through the groove 35, part of water flow falls into the lower flow-resisting baffle plate 39 through the meshes on the surface of the first screen plate 33 in the process that the water body flows along the surface of the first screen plate 33 and then falls into the culture pond, so that the flow velocity of the falling water body under the action of gravity is buffered, the problem of disturbance of the water body on the bottom of the culture water body is effectively solved, meanwhile, the falling water body and the first screen plates 33 on two sides can be influenced by different falling water body impact speeds on two sides in the contact process, the rotating shaft sleeve 34 rotates to regulate and control the falling impact of the water body, the inclination angle of the water body falling into the culture pond is changed by the flow of the water body along the surface of the first screen plate 33, the mixing of the water body and the upper water body of the culture pond 10 can be promoted, the effect of promoting the flow of the upper water body of the culture pond 10 is achieved, and the improvement of the quality of the culture is facilitated.

A first support frame 32 is arranged above the diversion semi-through groove 35, and an ultraviolet lamp 37 is arranged on the bottom surface of the first support frame 32; in the process that the water body passes through the diversion semi-through groove 35, the ultraviolet lamp 37 is used for sterilizing the water body flowing through below, and the cleanliness of the aquaculture water body is guaranteed.

The sterilization assembly 30 is arranged around the culture pond 10. In the water changing process, water can be supplemented in the culture pond 10 in multiple directions, so that the water is changed uniformly.

Breed pond 10 upper portion and be equipped with filtering component 50, filtering component 50 includes:

a third base plate 58, the third base plate 58 is horizontally and fixedly arranged at the upper part of the culture pond 10, the upper part of the third base plate 58 is provided with a filter box body 51, one side of the filter box body 51 is provided with a third pump body 52, the water inlet end of the third pump body 52 is communicated with the culture pond 10 through a pipe body,

the filtering barrel body 70 is obliquely arranged along the axis, the middle part of the filtering barrel body 70 is coaxially connected with the filtering rotating shaft 59, the first driving motor 53 for driving the filtering rotating shaft 59 to rotate is arranged in the filtering box body 51, the filtering rotating shaft 59 can synchronously drive the filtering barrel body 70 to rotate, and the upper part of the inclined end of the filtering barrel body 70 is correspondingly arranged with the water outlet end of the third pump body 52. The third pump body 52 is a suction pump. The filter assembly 50 is arranged at the upper part of the culture pond 10, and the third base plate 58 is used as a material placing plate body, so that the water body in the culture pond 10 can be directly extracted for filtering treatment, high efficiency and energy conservation are realized, the extraction energy consumption and materials are particularly saved, the field use is greatly reduced for culture and circulating water treatment fields, the water body in the culture pond 10 is extracted by the third pump body 52 and then is sent into the filter barrel body 70, the first driving motor 53 drives the filter rotating shaft 59 to rotate and drives the filter barrel body 70 to synchronously rotate before the water body is sent into, the water body after the extracted water body enters the filter barrel body 70 is discharged out of the filter barrel body 70 due to the action of gravity to realize the interception of polluted particles, the obliquely arranged filter barrel body 70 has a better water body falling effect in the rotating process, and the particles obtained by filtering separation and the like are influenced by the gravity of the obliquely downward arrangement of the filter barrel body 70 and the rotating motion of the filter barrel body 70, the possibility that the particulate matter is accumulated in the filtering barrel body 70 is high, and the occurrence of the blocking phenomenon of the filtering barrel body 70 is also reduced.

The upper end of the filtering barrel body 70 is provided with through holes around the barrel body, the bottom surface of the filtering box body 51 at the lower part of the filtering barrel body 70 is provided with a partition plate body 56 which divides the bottom space of the filtering box body 51 into a liquid drainage chamber 55 and a sewage collection chamber 57, the part of the upper end of the filtering barrel body 70 provided with the through holes is positioned in the liquid drainage chamber 55, the rest part of the filtering box body 51 at the side of the sewage collection chamber 57 is provided with a first drainage pipe 54, after purified water is extracted and enters the filtering barrel body 70, the purified water can be largely filtered and discharged through the through holes arranged at the upper part of the filtering barrel body 70, so that water filtering is realized, the purpose that the through holes are not arranged at the lower part of the filtering barrel body 70 is that the rest part of the water flows along the inner wall of the filtering barrel body 70 after filtering at the upper part of the filtering barrel body 70, which is beneficial to the promotion of the downward movement speed of particles obtained by filtering in the filtering barrel body 70, and promotes the material discharge so as to avoid the blockage of the filtering barrel body 70, meanwhile, the bottom space in the filtering box body 51 is separated by the partition plate 56 in the filtering box body 51, so that the water and particles obtained by separation are separated, and the relatively clean water obtained by separation is discharged outwards through the first liquid discharge pipe 54 and enters the first pipe body 60 and then enters the air flotation assembly 40 for further refined water purification.

The filtering barrel body 70 is opened at an end portion thereof, and an inner wall of the opened end portion is connected to the filtering rotary shaft 59 through a first support link 71 surrounding the filtering rotary shaft 59. The first support link 71 is arranged to fixedly connect the filtering rotating shaft 59 and the filtering barrel body 70 coaxially, and the opening at the upper end of the filtering barrel body 70 is made larger, so as to facilitate the circulation of water and materials.

Breed pond 10 upper portion and be equipped with air supporting assembly 40, air supporting assembly 40 includes:

a second base plate 42, the second base plate 42 is horizontally arranged on the upper part of the culture pond 10, an air floatation base cylinder 43 and a second pump body 41 are arranged on the second base plate 42,

an air-floating column 47, the air-floating column 47 is a hollow column, which is arranged in the air-floating base cylinder 43 and is coaxial with the axis thereof,

wherein, the bottom in the air flotation column 47 is equipped with the aeration stone 410, the aeration stone 410 is connected with the second pump 41, the surface of the air flotation column 47 is all equipped with the aeration hole body 411, the surface of the air flotation column 47 is spirally and circularly equipped with the spiral blade plate 48, and the air flotation column 47 is also coaxially equipped with the disc air baffle plate 49, the surface of the disc air baffle plate 49 is circularly equipped with the air holes, the side of the upper end of the air flotation base 43 is equipped with the foam discharging pipe body 44 communicated with the air flotation column, the second pump 41 is the air pump, likewise, the invention utilizes the second base plate 42 to arrange the air flotation component 40 at the upper part of the culture pond 10, realizes the sewage discharging treatment to the culture sewage nearby, avoids the overlong purification treatment route, increases the water body purification cost and the occupied area, the first pipe body 60 sends the filtered water body into the air flotation base 43, and sends the air into the air flotation base 43 through the second pump 41 to carry out the aeration treatment to the water body in the air flotation base 43, the bubble that forms in the water upwards desorption to tiny silt, impurity, corrosion etc. in the water, the foam that upper portion formed in air supporting base cylinder 43 is discharged, utilizes the pollutant in the foam separation water, especially filters the condition of great particulate matter in the earlier stage, and tiny particulate matter in the surplus water can effectively reduce particulate matter content in the water through foam separation, and specific aeration process is: the second pump body 41 aerates the gas input value aeration stone 410, the gas floats upwards in the air flotation column body 47, the floating gas is discharged from the aeration hole body 411 and contacts with the water body, the spiral vane plate 48 is arranged for diffusing the distribution range of the gas discharged from the aeration hole body 411 in the air flotation base cylinder 43, the gas floats upwards along the spiral vane plate 48 to expand the gas distribution, the gas is contacted with the disc air baffle plate 49 of the air flotation column body 47 during the floating process along the spiral vane plate 48, the buoyancy can promote the gas to reduce the bubble diameter of the bubbles in the water body through the air holes on the disc air baffle plate 49, the bubble quantity is favorably expanded, the bubble group diffused by the spiral vane plate 48 can push and disperse the suspended matters in the water body to the inner wall range of the air flotation base cylinder 43, the middle water body turbidity is reduced so as to discharge the middle water body, the suspended matters scattered to the inner wall range of the air flotation base cylinder 43 can be upwards lifted and flow upwards through a large amount of micro bubble groups formed by the disc air baffle plate 49 at the middle part The action suspended substance upwards gathers, and then discharge along with air supporting base cylinder 43 foam together comparatively easily, realizes the reduction of water turbidity, and the foam quantity can be improved to foaming agent addition that the foam separation process of course is suitable.

The air-flotation base cylinder 43 is communicated with the first liquid discharge pipe 54 through a first pipe 60, and is used for feeding the filtered water into the air-flotation base cylinder 43 through the first pipe, and preferably, the first pipe 60 is communicated with a tangent line of the air-flotation base cylinder 43.

Foam discharging through holes 45 are formed in the upper end surface of the air flotation base cylinder 43, a guide circular ring 46 and a guide circular ring 46 are connected to the upper end of the inner wall of the air flotation base cylinder 43, the bottom end of the guide circular ring 46 is fixedly connected with the inner wall of the air flotation base cylinder 43, the diameter of the upper end of the guide circular ring 46 is smaller than the inner diameter of the air flotation base cylinder 43, and the horizontal height of the upper end of the guide circular ring 46 is higher than the pipe orifice of the foam discharging pipe body 44. The foam discharging through holes 45 and the foam discharging pipe body 44 are used for discharging foam so as to facilitate dirt separation, and the guide circular ring 46 is arranged to have a gathering effect on the foam in the downward direction.

Example 2:

a method for treating circulating water of Sciadopitys shimeji fish comprises:

detecting the average concentration of ammonia nitrogen and COD in the aquaculture water body, and judging whether the average concentration exceeds a set parameter;

after the detection parameters of the aquaculture water body are judged to exceed the set parameters, the aquaculture water body is extracted from the aquaculture tank 10, filtered by the filtering component 50 and then treated by the air floatation component 40 and discharged into the biological tank 20;

the water in the biological pond 20 is sterilized by the sterilizing component 30 and then is sent into the culture pond 10;

and repeating the steps to control the detection parameters of the aquaculture water body to be within the range of the set parameter values.

According to the invention, the filtering component 50 and the air floating component 40 are controlled to purify the aquaculture sewage through continuous detection of the aquaculture water body, and finally biological purification is carried out, so that the recycling of the aquaculture sewage is ensured, the applicability is strong, the universality is good, the energy is saved, the efficiency is high, the filtering component 50 and the air floating component 49 can purify the aquaculture sewage efficiently, the filtering efficiency and the effect of physical purification are effectively improved, the cycle period is shortened, and the purified water quality and the growth environment condition of aquaculture are ensured.

Example 3:

the further optimization scheme of the embodiment based on the embodiment 1 is as follows: referring to fig. 10 and 11: one end part of the filtering barrel body 70 is provided with a cleaning component 80, the end part of the filtering barrel body 70 provided with the cleaning component 80 is provided with second supporting connecting rods 72 which are arranged in a staggered way, the second supporting connecting rods 72 are connected with the inner wall of the opening at the end part of the filtering barrel body 70, the adjacent second supporting connecting rods 72 form a sewage discharge hole body 73, the middle part of the second supporting connecting rods 72 which are arranged in a staggered way is penetrated and connected with the filtering rotating shaft 59, the filtering rotating shaft 59 is connected with a first rotating plate body 82, the plane of the first rotating plate body 82 is vertical to the axial line of the filtering rotating shaft 59, one end part of the first rotating plate body 82 is assembled with the filtering rotating shaft 59, the upper part of the other end is hinged with a second rotating plate body 84 and hinged with the middle part of the second rotating plate body 84, one end part of the second hinged plate body 84 is provided with a U-shaped limiting slotted hole 83, the filtering barrel body 70 is provided with spacing columns 81 which are arranged in a surrounding way, and the spacing slotted hole 83 are matched, the second hinge plate 84 is further provided with a double-end semicircular annular through groove 86, a limiting pin shaft 88 is arranged in the annular through groove 86 in a matched mode, the upper end portion of the limiting pin shaft 88 is connected with a limiting support frame 85, the limiting support frame 85 is connected with the filtering barrel body 70, the two end portions of the filtering barrel body 70 are respectively provided with the limiting support frame 85, the two end portions of the filtering barrel body 70 are respectively provided with the second hinge plate 84, a cleaning column body 87 coaxial with the filtering barrel body 70 is arranged on the outer side of the filtering barrel body, the two end portions of the cleaning column body 87 are matched with the annular through groove 84 of the second hinge plate 84, and cleaning sponge is arranged on the surface of the cleaning column body 87 in a surrounding mode. In the filtering treatment process of the filtering barrel body 70 on the aquaculture water body, the rotation of the filtering rotating shaft 59 drives the first rotating plate 82 to rotate and further drives the second hinge plate 84 to move, wherein, the limit slot 83 at one end of the second hinge plate 84 is correspondingly arranged with the limit column 81 during the moving process, the part of the second hinge plate 84 at the side of the limit slot 83 is preferably made of rubber to avoid the rotation deviation caused by the over-fast rotation speed of the filtering rotating shaft 59, which causes the second hinge plate 84 and the limit column 81 to be locked, the second hinge plate 84 drives the cleaning cylinder 87 to roll and clean the surface of the filtering barrel body 70 during the movement, the cleaning cylinder 87 and the surface of the filtering barrel body 70 are cleaned by gap contact, so that not only can a cleaning effect be achieved, but also a certain collision effect is achieved relative to the filtering barrel body 70, and the movement speed of the particles separated from the filtering barrel body 70 in the barrel is promoted to be increased by utilizing lower collision vibration.

Example 4:

the further optimization scheme of the embodiment based on the embodiment 1 is as follows: referring now to FIG. 1: and a water storage tank 11 is arranged outside the culture pond 10 and the biological pond 20. In the water body circulation treatment process of the cultured water body, the water body is possibly remained in impurities in the natural vaporization and filtration process, the water body is discharged along with foam in the air floatation process and the like, so that the water amount of the cultured water body is reduced, the water body can be supplemented in the culture pond 10 and the biological pond 20 through the arranged reservoir 11, and compared with the existing method of directly discharging the cultured water body, the invention realizes the water body circulation treatment and utilization, reasonably utilizes water resources, is favorable for the natural environment protection and the popularization of industrial culture, and has less supplemented water body for culture.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (4)

1. A special device for treating circulating water of grouper fishes comprises:

a culture pond (10), a biological pond (20) is arranged around the outer side of the culture pond (10),

the sterilization assembly (30) comprises a first base plate (36) which is fixedly arranged on the upper part of the culture pond (10) and is horizontally placed, a first pump body (31) is arranged on the upper part of the first base plate (36), a water inlet port of the first pump body (31) is communicated with the biological pond (20) through a pipe body, a semi-through diversion semi-through groove (35) is formed in the surface of the end, adjacent to the culture pond (10), of the first base plate (36), a water outlet end of the first pump body (31) sends a water body into the diversion semi-through groove (35) through the pipe body and enables the water body to enter the culture pond (10) along the diversion semi-through groove (35),

the inner wall of the culture pond (10) below the first base plate (36) is connected with a first rotating shaft (310) with a horizontally arranged axis, a rotating shaft sleeve (34) is arranged on the first rotating shaft (310), a horizontally arranged flow blocking baffle (39) is arranged on the bottom surface of the rotating shaft sleeve (34), and two sides of the flow blocking baffle (39) are connected with the rotating shaft sleeve (34) through first screen plates (33);

a first support frame (32) is arranged above the flow guide semi-through groove (35), and an ultraviolet lamp (37) is arranged on the bottom surface of the first support frame (32);

the sterilization component (30) is arranged around the culture pond (10);

breed pond (10) upper portion and be equipped with filtering component (50), filtering component (50) include:

a third base plate (58), the third base plate (58) is horizontally and fixedly arranged on the upper part of the culture pond (10), a filtering box body (51) is arranged on the upper part of the third base plate (58), a third pump body (52) is arranged on one side of the filtering box body (51), the water inlet end of the third pump body (52) is communicated with the culture pond (10) through a pipe body,

the filtering barrel body (70) is obliquely arranged along the axis, the middle of the filtering barrel body (70) is coaxially connected with a filtering rotating shaft (59), a first driving motor (53) for driving the filtering rotating shaft (59) to rotate is arranged in the filtering box body (51), the filtering rotating shaft (59) can synchronously drive the filtering barrel body (70) to rotate, and the upper part of the oblique end of the filtering barrel body (70) is arranged corresponding to the water outlet end of the third pump body (52);

breed pond (10) upper portion and be equipped with air supporting subassembly (40), air supporting subassembly (40) include:

a second substrate (42), the second substrate (42) is horizontally arranged at the upper part of the culture pond (10), an air floatation base cylinder (43) and a second pump body (41) are arranged on the second substrate (42),

an air-floating column (47), wherein the air-floating column (47) is a hollow column, is arranged in the air-floating base cylinder (43) and is coaxial with the axis of the air-floating base cylinder,

wherein, the bottom is equipped with aeration stone (410) in the air supporting column body (47), aeration stone (410) are connected with the second pump body (41), aeration hole body (411) all are established on the surface of air supporting column body (47), spiral lamina spiracle (48) are set up to air supporting column body (47) surface spiral encircleing, just still coaxial disc air baffle (49) that is provided with on air supporting column body (47), the gas pocket is laid to disc air baffle (49) surface encircleing, row's of foam body (44) rather than communicating is equipped with to air supporting base section of thick bamboo (43) upper end side,

the air floatation base cylinder (43) is communicated with the first liquid discharge pipe (54) through a first pipe body (60);

foam discharge through holes (45) are all established on the surface of the upper end of the air flotation base cylinder (43), the upper end of the inner wall of the air flotation base cylinder (43) is connected with a guide circular ring (46), the bottom end of the guide circular ring (46) is fixedly connected with the inner wall of the air flotation base cylinder (43), the diameter of the upper end of the guide circular ring (46) is smaller than the inner diameter of the air flotation base cylinder (43), and the horizontal height of the upper end of the guide circular ring (46) is higher than the pipe orifice of a foam discharge pipe body (44).

2. The special device for treating the circulating water of the fish of the family Sciadopitdae as claimed in claim 1, which is characterized in that: the through hole is seted up around filtering barrel body (70) upper end staving, filtering box (51) bottom surface of filtering barrel body (70) lower part is equipped with and divides baffle body (56), will filter box (51) bottom space separation for flowing back cavity (55) and collection dirt cavity (57), filtering barrel body (70) upper end is seted up the through hole part and is located flowing back cavity (55), and the remainder is located collection dirt cavity (57), filtering box (51) of flowing back cavity (55) side is equipped with first drain pipe (54).

3. The special device for treating the circulating water of the fish of the family Sciadopitdae as claimed in claim 2, which is characterized in that: the end part of the filtering barrel body (70) is provided with an opening, and the inner wall of the end part of the opening is connected with the filtering rotating shaft (59) through a first supporting connecting rod (71) surrounding the filtering rotating shaft (59).

4. The process for treating the circulating water of the fish of the family Sciadopitys as claimed in any one of claims 1 to 3, wherein the process comprises the following steps:

detecting the average concentration of ammonia nitrogen and COD in the aquaculture water body, and judging whether the average concentration exceeds a set parameter;

after the detection parameters of the aquaculture water body are judged to exceed the set parameters, the aquaculture water body is extracted from the aquaculture tank (10), filtered by the filtering component (50), and then treated by the air floatation component (40) and discharged into the biological tank (20);

the water body in the biological pond (20) is sterilized by the sterilizing component (30) and then is sent into the culture pond (10);

and repeating the steps to control the detection parameters of the aquaculture water body to be within the range of the set parameter values.

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