CN109924171B

CN109924171B - Ecological purification floating bed system for trapping wild trash fish

Info

Publication number: CN109924171B
Application number: CN201910278338.6A
Authority: CN
Inventors: 储忝江
Original assignee: Hangzhou Institute of Agricultural Sciences
Current assignee: Hangzhou Institute of Agricultural Sciences
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2021-11-12
Anticipated expiration: 2039-04-09
Also published as: CN109924171A

Abstract

The utility model provides an ecological purification of traping wild trash fish floats bed system for solve the problem that exists among the prior art, an ecological purification of traping wild trash fish floats bed system, includes from top to bottom releasable connection's ecological layer, separating layer and traps the layer in proper order, separating layer surface distribution has the mouth that ends that inwards diminishes, the ecological layer opens from top to bottom, is equipped with at least one ecological bed subassembly that floats in its top opening, trape the layer have at least one by with the outside lane of traping that extends of separating layer junction, it is equipped with a plurality of trappers in the lane to trape. The ecological purification floating bed system for trapping and separating wild trash fish can effectively and simultaneously realize the removal of the wild trash fish of pumped water, the trapping of the existing wild trash fish in a shrimp pond and the purification of external water, improve the survival rate and the yield of shrimps and facilitate the maintenance and management. Thereby improving the economic benefit of shrimp pond culture.

Description

Ecological purification floating bed system for trapping wild trash fish

Technical Field

The invention relates to the field of aquaculture equipment, in particular to an ecological purification floating bed system for trapping and separating wild trash fish.

Background

In the existing shrimp culture, the requirement on the water quality is higher, and a common farmer adopts a mode of pumping external running water into a shrimp pond to ensure the balance of nutrients and algae in the water of the shrimp pond. However, the situation that wild trash fish which can prey on the cultured shrimps is mixed in the water which is inevitably pumped in the water source such as rivers and the like which provide the external running water is easy to cause property loss, and meanwhile, the external water also has a certain degree of pollutants and causes problems in the living environment of the shrimps. General farmers can respectively use the filtering device arranged on the water pump, the ground cage arranged in the shrimp pond and the purification floating bed distributed in the shrimp pond to respectively realize the removal of wild trash fish in pumped water, the trapping of the existing wild trash fish in the shrimp pond and the purification of external moisture, but the devices are independent of each other, and the different devices need to be purchased, maintained and managed for realizing the purposes, so that the operation and maintenance cost of the farmers is improved, and the economic benefit is reduced.

Disclosure of Invention

The invention aims to provide an ecological purification floating bed system for trapping and separating wild trash fish, which is used for solving the problems in the prior art, and can effectively and simultaneously realize the removal of the wild trash fish of pumped water, the trapping of the existing wild trash fish in a shrimp pond and the purification of external water, improve the survival rate and the yield of shrimps and be convenient for maintenance and management. Thereby improving the economic benefit of shrimp pond culture.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

the utility model provides an ecological purification of traping wild trash fish floats bed system, includes ecological layer, the separating layer of releasable connection in proper order from top to bottom and trapes the layer, separating layer surface distribution has the mouth of ending that inwards diminishes, the ecological layer opens from top to bottom, is equipped with at least one ecology in its top opening and floats a subassembly, it has at least one by with the outside lane of traping that extends of separating layer junction, it is equipped with a plurality of trappers in saying to trape.

Preferably, the ecological floating bed assembly comprises a frame, and aquatic plants are planted on the frame.

Preferably, the frame is provided with an attachment portion extending downward, the attachment portion being elongated and movable relative to the frame and having a plurality of spaced attachment points thereon.

Preferably, an extended purification device is movably connected to a lower portion of the frame.

Preferably, the frame is provided with a vibration device, and the vibration device is connected with a solar panel and a storage battery which are arranged above the frame.

Preferably, a plurality of check plates are sequentially installed in the trap path along the extending direction of the trap path.

Preferably, the trap comprises a connecting part detachably connected to the trapping channel, and a porous part fixedly connected to the connecting part, wherein the porous part comprises a plurality of through holes in the body and a cavity in the center of the through holes, and fish-luring medicines are placed in the cavity.

Preferably, the outer surface of the porous portion has a plurality of fins, and the fins extend in the same direction as the axis of the through hole.

Preferably, a floating device is arranged at the periphery of the ecological layer, the distance between the floating device and the top of the ecological layer is 40-50 cm, and the side wall of the ecological layer inclines inwards from the floating device, the opening of the side wall of the ecological layer is gradually reduced.

Preferably, a water diversion plate is arranged on one side of the ecological layer in a vertical direction.

The invention has the beneficial effects that:

1. the separation of wild trash fish outside the shrimp pond sucked from the upper part and the trapping of the original wild trash fish in the shrimp pond and the collection of the wild trash fish into the separation layer can be realized by arranging the ecological layer, the separation layer and the trapping layer up and down, and the separation layer can be conveniently detached to realize the collection of the wild trash fish by a mutually detachable mode among the layers, so that the predation of the wild trash fish prawns is reduced, and meanwhile, the further improvement of the economic benefit can be realized by collecting the wild trash fish;

2. the ecological layer can directly realize the filtration of the water pumped into the shrimp pond, and can purify the original water in the shrimp pond, thereby ensuring the stability and cleanness of the water quality of the shrimp pond.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the ecological floating bed assembly of the present invention;

FIG. 3 is a schematic diagram of the structure of a trapway of the present invention;

figure 4 is a schematic view of the trap of the present invention.

Detailed Description

The invention is described in detail below with reference to the attached drawing figures:

as shown in fig. 1, 2 and 3, an ecological purification floating bed system for trapping and separating wild trash fish comprises an ecological layer 1, a separating layer 2 and a trapping layer 3 which sequentially pass through from top to bottom to realize detachable connection, wherein the ecological layer 1 is a cuboid frame body (also can be a cylinder or other three-dimensional structures in other embodiments) formed by connecting and combining PVC pipes and multi-way connectors matched with the PVC pipes, and a fine mesh covering the frame body is arranged between the PVC pipes in an inserting, sewing or other modes. The whole shape of the separating layer 2 is similar to that of the ecological layer 1 above, a net is also arranged on a frame body made of PVC pipes, check ports 21 which are gradually reduced inwards are distributed on the surface of the separating layer 2, the check ports 21 are channels which are opened from the net on the surface, extend inwards and have reduced sections, and the check ports 21 are made into frameworks by stainless steel wires or rubber-coated iron wires, then wrap the fine mesh net and are arranged on the surface of the separating layer 2. The upper end and the lower end of the ecological layer 1 are open structures, and a plurality of relatively independent ecological floating bed components 11 are connected in an opening above the ecological layer through ropes. The upper end of the trapping layer 3 is provided with a joint which is formed by enclosing a PVC pipe connected with the separation layer 2, a plurality of trapping channels 31 which extend outwards from the joint with the separation layer 2 are arranged on the PVC pipe of the joint in a downward extending manner, each trapping channel 31 is a structure which is formed by wrapping a fine mesh outside a plurality of ring frames arranged at intervals and is similar to a traditional ground cage, and the upper ends of the trapping channels are sewn into the joint with the separation layer 2 uniformly through the fine mesh. A plurality of traps 32 are hung in the trap passage 31 along the extending direction thereof.

When in use, a farmer puts the floating bed system into a shrimp pond, the floating bed system can float in the shrimp pond under the buoyancy action of a PVC pipe serving as a framework, then moves the floating bed system to the position below a water pipe pumping water into the shrimp pond, and positions the floating bed system at the position through a bamboo pole, a fixed rope on a shore and the like so as not to float, so that water pumped from the outside falls into the floating bed system, the ecological floating bed component 11 also floats on the water surface after being like water, and the floating bed component is positioned locally through the rope connection with the ecological layer 1 so as to prevent the floating bed component from floating freely along with the water flow (for example, in the ecological layer 1 with a rectangular opening, two ropes in horizontal and vertical directions are respectively connected with a certain ecological floating bed component 11 so as to limit the floating range within the rectangular range formed by combining the lengths of the two ropes, and the arrangement is favorable for the relative stability of the relative positions of the ecological floating bed components 11, ensuring that the areas in which they respectively act can be effectively divided, and thus ensuring the efficiency of the purification). Ecological layer 1, separating layer 2, all are equipped with the crotch on trapping the PVC frame on layer 3, and the hook structure through crotch and PVC pipe realizes removable connection between each layer. After the external moisture falling from the upper part falls into the floating bed system, the ecological floating bed assembly 11 plays a role in purifying the external moisture, and can also realize the role in purifying the original moisture in the shrimp pond when the ecological floating bed assembly does not enter water. The external wild trash fish brought by the external moisture is surrounded by the fine mesh net around the external wild trash fish after entering the ecological layer 1, and only can move in the ecological layer 1 or enter the lower separation layer 2 through the check port 21. The original wild trash fish in the shrimp pond can be induced into the trapping channel 31 under the action of the trap 32 and finally into the separation layer 2, and the plurality of trapping channels 31 can be placed in multiple directions after the farmer plans according to the terrain of the shrimp pond, so that the fish inducing efficiency is improved. Meanwhile, a check port 21 on the side surface of the separation layer 2 can also be used for wild trash fish to pass through and limit the wild trash fish in the separation layer 2. After the device runs for a certain time, a farmer can collect wild trash fish in the separating layer 2 by detaching the separating layer, the wild trash fish entering the separating layer 2 cannot escape due to the inward gradually-small structure of the check opening 21, so that the separation of external wild trash fish and the trapping of original wild trash fish are realized simultaneously, and the extra economic benefit obtained by the farmer can be improved by collecting and selling the wild trash fish. If the shrimps cultured in the trapping process enter the separation layer 2, the shrimps can be quickly separated and poured back to the pond after being fished up.

In this embodiment, the ecological floating bed assembly 11 includes a multi-grid frame 111 formed by PVC pipes arranged in a horizontal and vertical manner, a plurality of through holes are machined on the frame 111, and aquatic plants such as water hyacinth, canna, rush and the like which can absorb nitrogen and phosphorus in water and supply the nitrogen and phosphorus in the water are planted in the through holes, so as to purify water, thereby ensuring the balance of nutrients in the water of the shrimp pond.

In this embodiment, the frame 111 is bound with a plurality of strip-shaped attachment portions 112 made of nylon cords extending downward (in other embodiments, other soft materials with attachment functions may be used as the attachment portions 112), and the soft nylon cords enable the attachment portions 112 to move relative to the frame 111 and change their extending shapes, so that the attachment portions can be conveniently disposed and interference with other portions can be reduced. The attachment portion 112 is provided with a plurality of knots by tying knots, and the knots form attachment points (in other embodiments, a device which is convenient for shellfish culture, such as a culture net hung on the attachment portion 112, and the like, can be used), so that a grower can culture mussels on the attachment points, and the economic benefit is further improved.

In this embodiment, a purification device 113 filled with quartz sand, activated carbon or similar porous tubes for adsorbing water purification substances is movably suspended below the frame 111 through ropes, so that the absorption of solid wastes in pumped water or the water in the original shrimp pond can be realized, and the water quality can be purified. The rope hanging mode is convenient for dismounting and is beneficial to the replacement and maintenance of the purification devices 113; on the other hand, it makes purifier 113 be the state that can float along with rivers in aqueous, does benefit to its position in aqueous that changes along with the flow direction of rivers, thereby improves the effect of purification with the contact effect of rivers.

In this embodiment, a vibration device 114 composed of a vibration motor is installed on the waterproof box on which the frame 111 is fixedly connected by a buckle, and the vibration device 114 is externally connected with a solar panel 115 and a storage battery 116 installed above the frame 111. When the ecological floating bed assembly 11 needs to collect fish, a farmer starts the vibration device 114 through a remote control or other control mode so that the whole ecological floating bed assembly 11 vibrates therewith, and the wild trash fish in the ecological layer 1 is frightened by the vibration from the vicinity of the water surface, so that the wild trash fish can escape from the lower separation layer 2 and enter the separation layer 2, the trapping efficiency of the separation layer 2 on the external wild trash fish can be further improved, the trapping amount can be increased, the number of the wild trash fish in the ecological layer 1 can be reduced, and excessive wild trash fish can be prevented from being retained in the ecological layer 1 and escaping into a shrimp pond to cause extra loss when the separation layer 2 is detached by collecting fish.

In this embodiment, a plurality of check plates 311 are sequentially installed in the trap channel 31 along the extending direction thereof, the check plates are arranged in pairs, each pair of check plates are obliquely arranged in a shape like a Chinese character 'ba', and the smaller opening of each pair of check plates points to the separating layer 2, so that the function of preventing the wild trash fish from escaping after swimming into the separating layer similar to the check opening 21 is realized.

In the embodiment shown in fig. 4, the trap 32 comprises a connecting portion 321 made of a hanging chain or a hanging rope detachably connected to the trap channel 31, and a porous portion 322 fixedly connected to the connecting portion 321, wherein the porous portion 322 comprises a plurality of through holes formed in the body thereof and a cavity 323 formed in the center thereof, and the cavity 323 has an openable clamping plate at one side of the porous portion 322 for opening and closing the cavity to place the fish-luring medicine 324 therein. The porous portion 322 has a spherical shape, and a plurality of through holes are formed in parallel in one direction, and a streamline fin 325 having the same direction as the axis of the through hole is welded around the through hole. In the using process, the underwater posture of the trap 32 under the impact of water flow shows that the fins 325 (namely the through holes) point to the direction of the water flow under the flow guiding effect of the fins 325, so that the fish luring medicine 324 can escape outwards under the effect of the water flow more conveniently, the water flow can simultaneously and efficiently bring the fish luring medicine 324 to different positions in the shrimp pond to realize diffusion, and the fish luring effect can be realized more efficiently. The fish trapping medicine 324 can be selected from medicines aiming at specific varieties of wild crucian, catfish and the like, so that the fish species with predation characteristics are trapped specially, the trapping probability of the cultured shrimps is reduced, and the efficiency of trapping wild trash fish is improved.

In the embodiment, the floating device 12 made of plastic, floating balls and the like is bound on the periphery of the ecological layer 1, so that a floating bed system of a body can stably float on the water surface, the distance between the floating device 12 and the top of the ecological layer 1 is 40-50 cm, the top of the ecological layer 1 is approximately 40-50 cm according to the water surface through the distance, wild trash fish can be prevented from jumping into a shrimp pond from the upper side, and the height of the ecological layer can not interfere with an upper water inlet pipe.

In this embodiment, the sidewall of the ecological layer 1 is inclined inward from the floating device 12 in a straight line with a gradually decreasing opening (in other embodiments, the sidewall may also be in an inclined structure with an arc line), so as to further prevent the wild trash fish from jumping outward.

In this embodiment, one side of ecological layer 1 is equipped with the diversion plate 13 that the plastics that are vertical direction setting were made, set up the horizontal pole through the side at the diversion plate, buckle etc. realizes stably taking on ecological layer 1, it is the state that the minority is located the surface of water after placing in the shrimp pond, the remaining part is located the subaqueous state, one side that has diversion plate 13 is placed in the one side just to keeping away from outside inlet tube by the breeder when installation floating bed system, thereby block and will get into rivers guide downwards, thereby make rivers only can flow through ecological floating bed subassembly 11 under its effect and improve the purifying effect, on the other hand decurrent rivers can wrap up and carry the small wild trash fish of part and directly get into below separating layer and improve the effect of luring fish, on the other hand this rivers also can improve the diffusion effect of the luring fish medicine 324 of below trapper 32.

The above embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art without departing from the design concept of the present invention fall into the protection scope of the present invention, and the technical contents of the present invention which are claimed are all described in the claims.

Claims

1. An ecological purification floating bed system for trapping and separating wild trash fish is characterized by comprising an ecological layer (1), a separation layer (2) and a trapping layer (3) which are sequentially connected in a detachable manner from top to bottom, check ports (21) which are gradually reduced inwards are distributed on the surface of the separation layer (2), the ecological layer (1) is opened up and down, at least one ecological floating bed component (11) is arranged in an opening above the ecological floating bed component, the ecological floating bed component (11) comprises a frame (111), aquatic plants are planted on the frame (111), an extended purification device (113) is movably connected below the frame (111), a floating device (12) is arranged on the periphery of the ecological layer (1), the distance between the floating device (12) and the top of the ecological layer (1) is 40-50 cm, the side wall of the ecological layer (1) is inclined inwards from the floating device (12) in a way that the opening is gradually reduced;

the trapping layer (3) is provided with at least one trapping channel (31) extending outwards from the joint with the separating layer (2), a plurality of traps (32) are arranged in the trapping channel (31), and a plurality of check plates (311) are sequentially arranged in the trapping channel (31) along the extending direction of the trapping channel;

the trap (32) comprises a connecting part (321) detachably connected to the trapping channel (31), and a porous part (322) fixedly connected to the connecting part (321), wherein the porous part (322) comprises a plurality of through holes in the body and a cavity (323) in the center of the through holes, fish luring drugs (324) are placed in the cavity (323), a plurality of fins (325) are arranged on the outer surface of the porous part (322), and the extending direction of the fins (325) is the same as the axial extending direction of the through holes;

one side of ecological layer (1) is equipped with diversion board (13) that is vertical direction setting.

2. The ecological purification floating bed system for trapping and separating wild trash fish of claim 1, wherein the frame (111) is provided with an attachment portion (112) extending downward, the attachment portion (112) is elongated and movable relative to the frame (111) and has a plurality of attachment points spaced apart thereon.

3. The ecological purification floating bed system for trapping and separating wild trash fish according to claim 1, characterized in that the frame (111) is installed with a vibration device (114), and the vibration device (114) is connected with a solar panel (115) and a storage battery (116) installed above the frame (111).