CN115633656A - Eutrophic water body algae control system and control method thereof - Google Patents
Eutrophic water body algae control system and control method thereof Download PDFInfo
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- CN115633656A CN115633656A CN202211284847.8A CN202211284847A CN115633656A CN 115633656 A CN115633656 A CN 115633656A CN 202211284847 A CN202211284847 A CN 202211284847A CN 115633656 A CN115633656 A CN 115633656A
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Abstract
The invention discloses an eutrophic water algae control system and a control method thereof, which comprises a fish school for reducing nitrogen and phosphorus content in a water body and a conveying device for conveying the fish school, and is characterized in that the fish school comprises bighead carp, silver carp, crucian carp and weever, the conveying device comprises a conveying vehicle for moving, the back of the conveying vehicle is connected with a conveying box, the center of the conveying box is provided with a turntable, the left end of the turntable is provided with a bighead carp pond for culturing bighead carp, the right end of the turntable is provided with a silver carp pond for culturing silver carp, the front end of the turntable is provided with a crucian carp pond for culturing crucian carp, the rear end of the turntable is provided with a weever pond for culturing weever, the left end in the conveying box is provided with an electric control cabinet, and the control end of the turntable is electrically connected with the electric control cabinet. The invention has the advantages of simple structure, convenient operation and the like.
Description
Technical Field
The invention relates to the field of water improvement, in particular to an eutrophic water algae control system and a control method thereof.
Background
Water eutrophication is a water pollution phenomenon caused by excessive content of plant nutrient substances such as nitrogen, phosphorus and the like, and after the water eutrophication, aquatic plants, particularly algae, propagate in large quantities, so that the population species quantity of biomass is changed, and the ecological balance of the water is damaged. The related technologies for controlling the eutrophication of the water body mainly comprise methods of artificial algae removal, algae eating insect utilization, chemical algae removal and the like; however, the inventor finds that the method for manually removing algae, utilizing algae eating insects and chemically removing algae needs a large amount of manpower and material resources, the engineering quantity is large, and the algae control cost is high; the method of coagulation sedimentation and algae killing by chemical agents is adopted, and the characteristic that insoluble precipitates generated by iron, aluminum or calcium and phosphate can be sedimentated is utilized to remove algae, so that a certain effect can be achieved in a short period, but the problems of incomplete treatment and high cost exist, secondary pollution can be generated, and the problem of eutrophic water algae can not be well solved.
Disclosure of Invention
The invention provides a eutrophic water body algae control system with a small engineering quantity and a control method thereof in order to overcome the problem of large engineering quantity of the traditional water body improvement method in the prior art.
The eutrophic water algae control system comprises a fish school for reducing nitrogen and phosphorus content in a water body and a conveying device for conveying the fish school, and is characterized in that the fish school comprises bighead carp, silver carp, crucian carp and weever, the conveying device comprises a conveying vehicle for moving, the back of the conveying vehicle is connected with a conveying box, the center of the conveying box is provided with a turntable, the left end of the turntable is provided with a bighead carp pond for culturing bighead carp, the right end of the turntable is provided with a silver carp pond for culturing silver carp, the front end of the turntable is provided with a crucian carp pond for culturing crucian carp, the rear end of the turntable is provided with a weever pond for culturing weever, the left end in the conveying box is provided with an electric control cabinet, and the control end of the turntable is electrically connected with the electric control cabinet.
Preferably, the structures of the bighead carp pond, the silver carp pond, the crucian carp pond and the weever pond are the same, the bighead carp pond is internally provided with a screening device for screening mature bighead carps, the bighead carp pond positioned on the left side of the screening device is internally provided with a drain valve for draining water, the front side of the drain valve is provided with a water injection valve for injecting water, and the inner walls of the left end and the right end of the bighead carp pond are provided with pond wall slide rails in sliding connection with the screening device.
Preferably, the screening device comprises a lifting base located at the bottom of the bighead carp pond, two lifting slide bars are respectively arranged at the front end and the rear end above the lifting base, a plurality of screening guide rods are closely distributed between the two lifting slide bars, two lifting motors are respectively uniformly distributed at the front end and the rear end of the lifting base, a lifting rocker arm is in transmission connection with an output shaft of each lifting motor, and the other end of each lifting rocker arm is in sliding connection with the screening guide rods.
Preferably, the outer side wall of the lifting slide rod is provided with a limiting slide rail, the upper end of the lifting rocker arm is provided with a limiting slide block matched with the limiting slide rail, and the front end and the rear end of the lifting slide rod are respectively provided with a pool wall pulley matched with the pool wall slide rail.
Preferably, the left end and the right end of the screening guide rod are respectively provided with a plurality of semicircular screening rings which are arranged at equal intervals, a separation gap is arranged between every two adjacent screening rings, the width of the separation gap is 10-15 mm, and the radius of each screening ring is 1200mm-1400mm.
Preferably, the radius of the screening ring in the silver carp pond is 550-650 mm; the radius of the screening ring in the crucian pool is 150mm-160mm; the radius of the screening ring in the crucian pool is 1000mm-1200mm.
The control method comprises the following steps:
firstly, driving a conveying vehicle to a fish school breeding base, then opening a conveying box, loading bighead carps in the fish school breeding base into a bighead carp pond, loading silver carps into a silver carp pond, loading crucian carps into a crucian carp pond, and loading weever into a weever pond;
after the fish pond is arranged, the conveying vehicle is driven to a water area to be treated, the conveying box is opened, a user can control the rotary table to rotate through the electric control cabinet, then the rotary table can transfer a required fish pond to the opening of the conveying box, then the electric control cabinet can control the lifting motor to rotate, the lifting rocker arm can jack up the lifting slide rod in the rotating process of the lifting motor, the screening ring can automatically filter fish groups with unqualified body shapes in the ascending process of the lifting slide rod, the fish groups with unqualified body shapes can continue to stay in the fish pond, the fish groups with qualified body shapes can be conveyed to a position close to the water surface, and then the user can catch the fish groups with qualified body shapes to the portable water tank and put the fish groups into the water area;
then measuring the total water volume of the water area and the content of chlorophyll a in the water area; putting silver carp and bighead carp according to the total water amount and the content of chlorophyll a; after silver carp and bighead carp are thrown for 60-80 days, the ratio of the number of the silver carp and bighead carp to the number of the weever is 470-498: 30-2; determining the total number of the silver carps and the bighead carps to be put by using an empirical formula y = A B x z, wherein y is the total number of the silver carps and the bighead carps, A is an empirical value of 0.8-1.12, B is an empirical value of 0.067, x is the content of chlorophyll a in unit volume in a water area, and the unit is mg/m3, z is the total water amount, and the unit is m3; when silver carp and bighead carp are thrown, the ratio of the silver carp to the bighead carp is as follows: 60-80: 40 to 20; the ratio of the number of the chubs, the bighead carps and the weever to be thrown is 492:8; the age of the put silver carp, bighead carp and weever is within one year; the silver carp, the bighead carp and the weever are thrown at the air temperature of 10-30 ℃; fishing the silver carps, the bighead carps and the weever after 180 to 365 days; when the contents of nitrogen and phosphorus in a water area are measured, when the ratio of the contents of nitrogen and phosphorus is more than 7:1, adding the feeding amount of the crucian carps, wherein the ratio of the feeding amount of the silver carps to the bighead carps to the feeding amount of the crucian carps to the feeding amount of the weever is 440-460: 50 to 38: 10-2; after the silver carps and the bighead carps are put in the crucian carp feed, the crucian carp feed is put in the silver carps and the bighead carps at intervals of 2 to 4 days; the number of chubs and bighead carps and between crucian carps and weever is 450:45:5.
compared with the prior art, the invention has the advantages that: by utilizing the characteristics of filter-feeding fishes, particularly the characteristics of algae serving as food, the conditions of the filter-feeding fishes are mainly referred to by investigating the total water amount of the eutrophic water body in combination with the quantity of the algae, chlorophyll a and the fish conditions. The eutrophic water body increases the biological total amount of filter-feeding fishes of the eutrophic water body through the throwing of the fishes so as to consume algae in the eutrophic water body in time, and simultaneously, the algae continuously grow due to photosynthesis and indirectly reduce the content of nitrogen and phosphorus in the water body, thereby realizing the purification of the eutrophic water body, recovering the water quality of the eutrophic water body and further solving the problem of eutrophication of the water body. The silver carp or the bighead carp is filter feeding fish, is a middle-upper layer fish, has fast growth, less diseases and high yield, is favored by algae and is favored in plain water areas with relatively fat water quality, is suitable for growing in fertile water bodies, is fed by plankton, has higher survival rate in eutrophic water bodies, and can adapt to the water environment after being thrown for 2 to 4 days; the weever is meat-eating, so the weever needs to be thrown in the silver carp or the bighead carp for 60 to 80 days, the silver carp or the bighead carp grows for a period of time, part of algae are eaten, the environment of the water body is purified for a period of time, the thrown weever eats part of the silver carp or the bighead carp, the effect of controlling the number of the silver carp or the bighead carp in the eutrophic water body is achieved, the silver carp or the bighead carp and the edible algae are taken away from the water body, and finally the algae in the eutrophic water body is controlled and reduced. Only a proper proportion of fish seeds are required to be put into the water body in a proper time, a large amount of manpower and material resources are not required, and the labor intensity and the economic cost are reduced; according to the embodiment of the invention, no chemical additive is added to remove algae, so that no secondary pollution is caused to the water body; meanwhile, certain economic benefit can be increased.
Drawings
Fig. 1 is a schematic structural view of a feed carriage of the present invention.
Fig. 2 is a schematic structural view of the conveying box of the present invention.
Fig. 3 is a schematic structural view of the bighead carp pond of the present invention.
Fig. 4 is a schematic structural diagram of the lifting slide bar of the present invention.
Fig. 5 is a schematic structural view of the limit slide rail of the present invention.
The automatic fish screening device comprises a conveying vehicle 1, a conveying box 2, a rotary table 3, a bighead carp pond 4, a silver carp pond 5, a crucian carp pond 6, a perch pond 7, an electric control cabinet 8, a drain valve 9, a water injection valve 10, a pond wall slide rail 11, a lifting base 12, a lifting slide rod 13, a screening guide rod 14, a lifting motor 17, a lifting rocker 18, a limiting slide rail 19, a pond wall pulley 20, a screening ring 21 and a limiting slide block 22.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the eutrophic water algae control system and the control method thereof are further explained according to the attached drawings 1, 2, 3, 4 and 5, and comprise a fish school for reducing nitrogen and phosphorus content in the water and a conveying device for conveying the fish school, the fish school comprises bighead carp, silver carp, crucian carp and weever, the conveying device comprises a conveying vehicle 1 for moving, the back of the conveying vehicle 1 is connected with a conveying box 2, the center of the conveying box 2 is provided with a turntable 3, the left end of the turntable 3 is provided with a bighead carp pond 4 for culturing bighead carp, the right end of the turntable 3 is provided with a silver carp pond 5 for culturing silver carp, the front end of the turntable 3 is provided with a crucian carp pond 6 for culturing crucian carp, the rear end of the turntable 3 is provided with a bighead carp pond 7 for culturing weever, the left end in the conveying box 2 is provided with an electric control cabinet 8, and the control end of the turntable 3 is electrically connected with the electric cabinet 8.
The bighead carp pond 4, the silver carp pond 5, the crucian carp pond 6 and the weever pond 7 are all the same in structure, a screening device for screening mature bighead carps is arranged in the bighead carp pond 4, a drain valve 9 for discharging water is arranged in the bighead carp pond 4 on the left side of the screening device, a water injection valve 10 for injecting water is arranged on the front side of the drain valve 9, and pond wall slide rails 11 in sliding connection with the screening device are arranged on the inner walls of the left end and the right end of the bighead carp pond 4.
The screening device comprises a lifting base 12 located at the bottom of a bighead carp pond 4, two lifting slide bars 13 are respectively arranged at the front end and the rear end above the lifting base 12, a plurality of screening guide rods 14 are closely distributed between the two lifting slide bars 13, two lifting motors 17 are respectively arranged at the front end and the rear end of the lifting base 12, the lifting rocker 18 is in transmission connection with an output shaft of each lifting motor 17, and the other ends of the lifting rocker 18 are in sliding connection with the screening guide rods 14.
The outer side wall of the lifting slide bar 13 is provided with a limiting slide rail 19, the upper end of the lifting rocker arm 18 is provided with a limiting slide block 22 matched with the limiting slide rail 19, and the front end and the rear end of the lifting slide bar 13 are respectively provided with a pool wall pulley 20 matched with the pool wall slide rail 11.
The left end and the right end of the screening guide rod 14 are respectively provided with a plurality of semicircular screening rings 21 which are arranged at equal intervals, a separation gap is arranged between every two adjacent screening rings 21, the width of the separation gap is 10-15 mm, and the radius of each screening ring 21 is 1200-1400 mm.
The radius of the screening ring 21 in the silver carp pond 5 is 550mm-650mm; the radius of the screening ring 21 in the crucian pool 6 is 150mm-160mm; the radius of the screening ring 21 in the crucian pool 6 is 1000mm-1200mm.
The control method comprises the following steps:
firstly, driving a conveying vehicle 1 to a fish school culture base, then opening a conveying box 2, putting bighead carps in the fish school culture base into a bighead carp pond 4, putting silver carps into a silver carp pond 5, putting crucian carps into a crucian carp pond 6, and putting weever into a weever pond 7;
after the fish pond is arranged, the conveying vehicle 1 is driven to a water area to be treated, the conveying box 2 is opened, a user can control the rotary table 3 to rotate through the electric control cabinet 8, then the rotary table 3 can transfer a required fish pond to the opening of the conveying box 2, then the electric control cabinet 8 can control the lifting motor 17 to rotate, the lifting rocker arm 18 can jack the lifting slide rod 13 in the rotating process of the lifting motor 17, the screening ring 21 can automatically filter fish groups with unqualified body shapes in the ascending process of the lifting slide rod 13, the fish groups with unqualified body shapes can continue to stay in the fish pond, the fish groups with qualified body shapes can be sent to a position close to the water surface, and then the user can catch the fish groups with qualified body shapes to the portable water tank and put the portable water tank into the water;
then measuring the total water volume of the water area and the content of chlorophyll a in the water area; putting silver carps and bighead carps according to the total water amount and the content of chlorophyll a; and putting silver carp and bighead carp 60-80 days later, wherein the ratio of the putting quantity of the silver carp and bighead carp to the putting quantity of the weever is 470-498: 30-2; determining the total number of the silver carps and the bighead carps to be put by using an empirical formula y = A B x z, wherein y is the total number of the silver carps and the bighead carps, A is an empirical value of 0.8-1.12, B is an empirical value of 0.067, x is the content of chlorophyll a in unit volume in a water area, and the unit is mg/m3, z is the total water amount, and the unit is m3; when silver carp and bighead carp are thrown, the ratio of the silver carp to the bighead carp is as follows: 60-80: 40 to 20; the ratio of the number of the chubs, the bighead carps and the weever to be thrown is 492:8; the age of the put silver carp, bighead carp and weever is within one year; the silver carp, the bighead carp and the weever are thrown at the air temperature of 10-30 ℃; fishing the silver carps, the bighead carps and the weever after 180 to 365 days; when the contents of nitrogen and phosphorus in a water area are measured, when the ratio of the contents of nitrogen and phosphorus is more than 7:1, adding the feeding amount of the crucian carps, wherein the ratio of the feeding amount of the silver carps to the bighead carps to the feeding amount of the crucian carps to the feeding amount of the weever is 440-460: 50 to 38: 10-2; after the silver carps and the bighead carps are put in, the crucian carps are put in at intervals of 2-4 days; the number of chubs and bighead carps and between crucian carps and weever is 450:45:5.
the algae control is that chlorophyll a exceeds 246mg/L, and is reduced to below 40mg/L (36 mg/L) and 21 mg/L.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (7)
1. The utility model provides an eutrophic water algae control system and control method, including the shoal that is arranged in reducing nitrogen phosphorus content in the water and the conveyor that is used for carrying the shoal, characterized by, the kind of shoal include bighead carp, silver carp, crucian and perch, conveyor including transport vechicle (1) that is used for removing, transport vechicle (1) back portion connect delivery box (2), delivery box (2) center be equipped with revolving stage (3), revolving stage (3) left end be equipped with bighead carp pond (4) that are used for cultivateing the bighead carp, revolving stage (3) right-hand member be equipped with silver carp pond (5) that are used for cultivateing the silver carp, revolving stage (3) front end be equipped with crucian pond (6) that are used for cultivateing the crucian, revolving stage (3) rear end be equipped with bighead carp pond (7) that are used for cultivateing the perch, delivery box (2) in left end be equipped with electric cabinet (8), the control end and electric control cabinet (8) electric connection of revolving stage (3).
2. The eutrophic water algae control system and the control method thereof according to claim 1, wherein the structures of the bighead carp pond (4), the silver carp pond (5), the crucian carp pond (6) and the weever pond (7) are the same, a screening device for screening mature bighead carps is arranged in the bighead carp pond (4), a drain valve (9) for discharging water is arranged in the bighead carp pond (4) on the left side of the screening device, a water injection valve (10) for injecting water is arranged on the front side of the drain valve (9), and pond wall slide rails (11) which are in sliding connection with the screening device are arranged on the inner walls of the left end and the right end of the bighead carp pond (4).
3. The eutrophic water algae control system and the control method thereof according to claim 2, wherein the screening device comprises a lifting base (12) positioned at the bottom of the bighead carp pond (4), the front end and the rear end above the lifting base (12) are respectively provided with two lifting slide bars (13), a plurality of screening guide rods (14) are tightly distributed between the two lifting slide bars (13), the front end and the rear end of the lifting base (12) are respectively provided with two uniformly distributed lifting motors (17), an output shaft of each lifting motor (17) is in transmission connection with a lifting rocker (18), and the other end of each lifting rocker (18) is in sliding connection with the screening guide rods (14).
4. The eutrophic water algae control system and method according to claim 3, wherein the outer side wall of the lifting slide bar (13) is provided with a limit slide rail (19), the upper end of the lifting rocker arm (18) is provided with a limit slide block (22) matched with the limit slide rail (19), and the front and rear ends of the lifting slide bar (13) are respectively provided with a pool wall pulley (20) matched with the pool wall slide rail (11).
5. The eutrophic water algae control system and method according to claim 2, wherein the left and right ends of the screening guide rod (14) are respectively provided with a plurality of semi-circular screening rings (21) arranged at equal intervals, a separation gap is provided between two adjacent screening rings (21), the width of the separation gap is 10-15 mm, and the radius of the screening rings (21) is 1200mm-1400mm.
6. The eutrophic water algae control system and method according to claim 5, wherein the radius of the screening ring (21) in the silver carp pond (5) is 550mm-650mm; the radius of the screening ring (21) in the crucian pool (6) is 150mm-160mm; the radius of the screening ring (21) in the crucian pool (6) is 1000mm-1200mm.
7. The treatment method of the nitrogen and phosphorus treatment system for the water area is applicable to the claim, and is characterized by comprising the following steps of:
firstly, a conveying vehicle (1) is driven to a shoal culture base, then a conveying box (2) is opened, bighead carp in the shoal culture base is placed into a bighead carp pond (4), silver carp is placed into a silver carp pond (5), crucian carp is placed into a crucian carp pond (6), and weever is placed into a weever pond (7);
after the fish pond is arranged, the conveying vehicle (1) is driven to a water area needing to be treated, the conveying box (2) is opened, a user can control the rotary table (3) to rotate through the electric control cabinet (8), then the rotary table (3) can transfer a required fish pond to an opening of the conveying box (2), then the electric control cabinet (8) can control the lifting motor (17) to rotate, the lifting rocker arm (18) can jack the lifting slide rod (13) up in the rotating process of the lifting motor (17), the screening ring (21) can automatically filter fish groups with unqualified body shapes in the fish pond, the fish groups with unqualified body shapes can continue to stay in the fish pond, the fish groups with qualified body shapes can be conveyed to a position close to the water surface, and then the user can catch the fish groups with qualified body shapes into the portable water tank and throw the fish groups into the water area;
then measuring the total water volume of the water area and the content of chlorophyll a in the water area; putting silver carps and bighead carps according to the total water amount and the content of chlorophyll a; after silver carp and bighead carp are thrown for 60-80 days, the ratio of the number of the silver carp and bighead carp to the number of the weever is 470-498: 30-2; determining the total number of the silver carps and the bighead carps to be put by using an empirical formula y = A B x z, wherein y is the total number of the silver carps and the bighead carps, A is an empirical value of 0.8-1.12, B is an empirical value of 0.067, x is the content of chlorophyll a in unit volume in a water area, and the unit is mg/m3, z is the total water amount, and the unit is m3; when silver carp and bighead carp are put in the feed, the ratio of the silver carp to the bighead carp is as follows: 60-80: 40 to 20; the ratio of the number of the chubs, the bighead carps and the weever to be thrown is 492:8; the age of the put silver carp, bighead carp and weever is within one year; the silver carp, the bighead carp and the weever are put in the air at the temperature of 10-30 ℃; fishing the silver carps, the bighead carps and the weever after 180 to 365 days; when the contents of nitrogen and phosphorus in a water area are measured, when the ratio of the contents of nitrogen and phosphorus is more than 7:1, adding the carp and bighead carp in an amount of 440-460: 50 to 38: 10-2; after the silver carps and the bighead carps are put in, the crucian carps are put in at intervals of 2-4 days; the number of chubs and bighead carps and between crucian carps and weever is 450:45:5.
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| CN112544549A (en) * | 2020-12-08 | 2021-03-26 | 武汉联渔机械设备有限公司 | Intelligent live fish transport vehicle |
| CN214487805U (en) * | 2021-03-02 | 2021-10-26 | 清远金皇水族有限公司 | Goldfish breeding device convenient to screening |
| CN113439700A (en) * | 2021-06-09 | 2021-09-28 | 浙江海洋大学 | Fishery culture platform for quick batch fishing in ocean |
| CN114680070A (en) * | 2022-02-14 | 2022-07-01 | 连云港连灌智能科技有限公司 | Breeding device, breeding system and breeding method thereof |
| CN114702140A (en) * | 2022-05-05 | 2022-07-05 | 杭州珊瑚环境科技有限公司 | Water eutrophication optimization system and method based on ecological floating island |
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