CN114467820A

CN114467820A - Suspended net cage device for microbiological test

Info

Publication number: CN114467820A
Application number: CN202210335604.6A
Authority: CN
Inventors: 李红; 董正宁; 王振; 胡双龙
Original assignee: Qingdao Haosail Machinery Co ltd; Institute of Oceanographic Instrumentation Shandong Academy of Sciences
Current assignee: Qingdao Haosail Machinery Co ltd; Institute of Oceanographic Instrumentation Shandong Academy of Sciences
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-05-13
Anticipated expiration: 2042-04-01
Also published as: CN114467820B

Abstract

The invention relates to the technical field of cultivation, in particular to a suspended net cage device for a microorganism test, which comprises a floating box group, a drainage group arranged at the bottom of the floating box group and used for leading foreign matters at the bottom of the drainage box, wherein the floating box group comprises a mesh box and a solid wall box arranged in the mesh box, the drainage group comprises a vane wheel and a guide plate which are positioned in a drainage cover and coaxially connected, and the bottom surface of the guide plate is adjustably connected with a drainage servo motor. The invention carries out fish colony containment and microorganism test through the arranged floating box group, utilizes the solid wall box to isolate a water area, utilizes the drainage group to drain fish drainage objects on the bottom surface of the solid wall box, plays a role in filtering water quality, and simultaneously, new water overflows into the solid wall box from the top end of the mesh box to supplement, and plays a role in replacing water quality; therefore, under the condition of obtaining the decomposition capacity of the microorganisms, the healthy growth of fish shoals can be ensured, the position of the buoyancy tank can be adjusted, and the buoyancy tank can be flexibly changed, so that the condition of the microorganisms in different water areas for the culture environment test can be obtained, and the device has practical value.

Description

Suspended net cage device for microbiological test

Technical Field

The invention relates to the technical field of breeding technology research and development, in particular to a suspended net cage device for a microorganism test.

Background

Pathogenic microorganisms such as bacteria, viruses and parasites invade animal bodies to cause immune response. Pathogenic microorganisms invade animal organisms for survival, the matters are twosided, the relationship between the microorganisms and aquatic products is utilized, the living environment of the complex organisms is established, the yield is increased for cultivation, and before the microorganisms are thrown, multiple tests need to be carried out in different water areas to ensure the types and the quantity of the microorganisms and meet the living environment of aquatic animals. Due to the fact that the multipoint test has the characteristic of strong activity, the traditional box dam culture does not meet the actual requirement. In addition, microorganisms have the capability of decomposing the excrement of aquatic animals, but a substance named as ammonia nitrogen is generated after decomposition, the substance is toxic to the aquatic animals, particularly the damage to fish schools is larger, and after a large number of microorganisms are bred, a water body is whitish and misty, the water quality is influenced, and the good living environment of the fish schools is not facilitated. In addition, fish is a thermotropic animal, when the temperature difference between day and night is too large, the temperature of a water meter is inevitably higher than that of the water bottom by sunlight irradiation and warm air blowing in the day, and in order to maintain the symbiotic relationship between fish schools and microorganisms, if the position of a net cage for captive breeding the fish schools is not adjusted appropriately, the heating of the fish schools is not facilitated, and the existence value of the microorganisms cannot be reflected through the growth of the fish schools.

Disclosure of Invention

The invention aims to provide a suspension net cage device for a microorganism test, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides a suspended net cage device for a microorganism test, which comprises a floating box group and a drainage group arranged at the bottom of the floating box group and used for leading foreign matters at the bottom of the drainage box, wherein the floating box group comprises a mesh box and a solid wall box arranged in the mesh box; still including being located the heavy case group that is used for adjusting its showy position and height that sets up of flotation tank group below, heavy case group is including being used for sinking the circle of end, being used for tractive mesh case to adjust a plurality of stay cords of its height, being used for the rolling and releasing the positive and negative motor of stay cord and being used for adjusting the weight box that sinks the circle weight of sinking, positive and negative motor is installed on the passageway of the surface of water, the equidistant distribution of top surface that sinks the circle has a plurality of fixed pulleys, the bottom of fixed pulley is walked around to the stay cord.

As a further improvement of the technical solution, the top ends of the mesh box and the solid-wall box are both open, the top end of the mesh box is higher than the top end of the solid-wall box, a plurality of drainage grooves are formed in the outer side of the drainage cover at equal intervals, the top surfaces of the vane wheels are oblique angle surfaces, and the top surface of the drainage cover is provided with a sealing cover for sealing the drainage servo motor.

As a further improvement of the technical scheme, a plurality of hanging rings are welded on the outer side of the bottom edge of the mesh box at equal intervals, one end of the pull rope is fastened with a drag hook, and an output shaft of the forward and reverse rotating motor is horizontally arranged and is coaxially connected with a belt wheel.

As a further improvement of the technical scheme, the sinking ring is annular, the outer side surface of the sinking ring is annular and is provided with a plurality of annular grooves at equal intervals, the number of the annular grooves is at least 4, the weight box is of an arc-shaped hollow structure, and the convex surface side of the top of the weight box is provided with water openings.

As a further improvement of the technical scheme, the center of the sinking ring is provided with a fixed box group used for positioning the sinking ring at the bottom, a central column is arranged on a central shaft of the sinking ring, the fixed box group comprises a plurality of shoveling plates which are rotatably connected with the bottom end of the central column and a guide cone table which is coaxially connected with the central column and is used for driving the shoveling plates to turn upwards, the guide cone table is of a cone structure, and the plurality of shoveling plates are distributed annularly.

As a further improvement of the technical scheme, a connecting rod is welded at the narrow end of the shovel plate, the connecting rod is arranged in an inclined mode towards the wide side direction of the shovel plate, the bottom surface of the central column is in an annular shape and is equidistantly and symmetrically welded with a plurality of convex rings, a guide pillar penetrating through the central column is arranged at the top end of the guide frustum, and a boss is arranged on the inner side of the connecting rod and is close to the top of the connecting rod.

As a further improvement of the technical scheme, a blocking group for blocking floating foreign matters is arranged on the outer side of a top port of the mesh box, the blocking group comprises a plurality of blocking components and rod adjusting components which are connected end to end in an alternating mode, and each blocking component comprises a rotating shaft, a plurality of blocking rods sleeved on the rotating shaft and a supporting shaft rod for supporting the rotating shaft to rotate.

As a further improvement of the technical scheme, the shaft adjusting component comprises a shaft adjusting wheel and a supporting wheel block used for supporting the rotation of the shaft adjusting wheel, shaft adjusting rods are symmetrically welded at two ends of the shaft adjusting wheel, the included angle between the central shafts of the two shaft adjusting rods is an obtuse angle, long strip frames which are inserted into the shaft adjusting rods and can slide are symmetrically welded at two ends of the rotating shaft, and a plurality of heightening blocks welded with the shaft supporting rods and the supporting wheel block are welded on the top edge of the mesh box at equal intervals.

As a further improvement of the technical solution, a box sealing group for sealing the top end of the solid-wall box is arranged at the top end of the mesh box, wherein a jack is formed in the middle of the side surface of the pair of heightening blocks in the radial direction, the box sealing group comprises a mesh cover, a pair of insertion rods for fixing the mesh cover, and a linkage block for driving the pair of insertion rods to reciprocate along the axial direction of the mesh cover, and the insertion rods are inserted into the jacks.

As a further improvement of the technical scheme, one end of the inserted bar is radially provided with a sliding chute, the longitudinal section of the sliding chute is of a T-shaped structure, the linkage block is an oval block, and the outer side surface of the linkage block is welded with a sliding edge which is clamped with the sliding chute and can slide.

Compared with the prior art, the invention has the beneficial effects that:

1. in the suspension net cage device for the microorganism test, the floating cage group is used for fish colony containment and microorganism test, the solid wall box is used for isolating a water area, the drainage group arranged at the top of the solid wall box is used for guiding and draining fish drainage objects at the bottom of the solid wall box, and then the fish drainage objects are quickly sunk to the water bottom, so that the effect of filtering water quality is achieved, meanwhile, new water overflows into the solid wall box from the top end of the net cage for supplement, the effect of replacing the water quality is achieved, the healthy growth of the fish colony can be guaranteed under the condition of obtaining the decomposition capacity of microorganisms, and the floating cage can be adjusted in position and flexibly changed so as to observe the capacity and effect of the microorganisms in different water areas; in addition, the solid-wall box made of plastic materials is beneficial to obtaining buoyancy, so that the floating box set is in a floating state, and the floating box set is novel in design, simple in structure and high in practical value.

2. Among this floated net case device for microbiological test, through the heavy case group that sets up, utilize heavy circle to sink the end and form and grab the land fertility, then through installing the positive and negative motor drive stay cord tractive flotation tank group on the passageway for the position of flotation tank group can in time be adjusted, so that for shoal of fish heating, wherein need not to fix the stay cord to the bottom in advance, only need directly put down the circle and can pull the flotation tank group through the stay cord and float in aqueous, have and promote practical value.

3. Among this suspension type net cage device for microbiological test, through the case group of deciding that sets up, utilize the guide cone platform contact submarine to move up and prop open a plurality of shovel boards on every side and expand, and form in the embedding silt and grab the jail power, avoid heavy circle to float along with the water flow direction arbitrary direction, guarantee that net hole case floats the position stability.

4. In this floated net case device for microbiological test, through the thing group that blocks that sets up, utilize and intercept thing subassembly and transfer the pole subassembly and enclose into the round with the mesh case top outside, form the interception loop line, and utilize the long-strip foreign matter of interception pole interception that erects, guarantee that the quality of water in the wall case is good, avoid the foreign matter to be eaten by the shoal of fish by mistake.

5. Among this floated net case device for microbiological test, through the packing box group that sets up, utilize the mesh lid to seal real wall roof port, avoid shoal of fish to walk from mesh roof port, but covered the inserted bar that sets up a pair of axial reciprocating motion at the mesh simultaneously, and fixed the mesh incasement with the mesh lid, its simple operation has practical value.

6. Among this floated net case device for microbiological test, the both ends symmetrical welding through the accent arbor wheel has the accent axostylus axostyle, and the both ends symmetrical welding of pivot has and pegs graft and slidable rectangular frame with the accent axostylus axostyle for a plurality of accent arbor wheels and the pivot that are not on same center pin can synchronous revolution, and then the pivot drives a plurality of thing poles of intercepting and expandes, so that the staff takes out foreign matter such as the plastic bag under the interception smoothly, its design benefit, simple structure has practical value.

7. Among this floated net cage device for microbiological test, the weight box through setting up is the quantity of dual, and with heavy circle symmetry cooperation for heavy circle obtains different sinking force, then can carry out the equal regulation according to the different size buoyancy that solid wall case size is different and can produce and resist, and the frame construction of heavy circle and the hollow structure of weight box make both be convenient for transport because of self is lighter on the bank in addition, thereby uses in a flexible way, has practical value.

Drawings

FIG. 1 is a schematic view of an overall assembly structure of embodiment 1;

FIG. 2 is a schematic view of the bottom mounting structure of the buoyancy module of embodiment 1;

FIG. 3 is a schematic view of the assembled structure of the buoyancy tank of embodiment 1;

FIG. 4 is a partially exploded view of the buoyancy module of example 1;

FIG. 5 is a schematic view of the box sealing assembly of embodiment 1;

FIG. 6 is an assembled and disassembled view of the insert rod and the link block of the embodiment 1;

fig. 7 is an externally assembled disassembled view of the discharge servo motor of the embodiment 1;

FIG. 8 is a schematic view of the caisson assembly of embodiment 1;

fig. 9 is a bottom mounting structure diagram of the sinker according to example 1;

FIG. 10 is a schematic view of a sinker structure according to example 1;

FIG. 11 is a schematic view of a fitting state structure of the container positioning group according to embodiment 1;

fig. 12 is a schematic structural view of the weight box of embodiment 1;

FIG. 13 is a schematic view showing an overall assembly structure of the barrier group according to embodiment 1;

FIG. 14 is a partial assembly structure of the barrier group according to example 1;

FIG. 15 is an exploded view of the pin adjusting assembly of embodiment 1;

fig. 16 is a schematic view of the assembly structure of the interceptor assembly of embodiment 1.

The various reference numbers in the figures mean:

100. a buoyancy tank group; 101. hanging a ring; 102. heightening blocks; 103. a jack; 104. a ring; 110. a mesh box; 120. a solid wall box; 130. a fluid drainage shield; 131. a drainage groove; 140. a drainage group; 141. a vane wheel; 142. a baffle; 143. an electric drainage servo motor; 150. a sealing cover;

200. sinking a box group; 210. sinking a ring; 211. a central column; 212. a convex ring; 213. an annular groove; 220. pulling a rope; 221. pulling a hook; 222. a fixed pulley; 230. a positive and negative rotation motor; 231. a pulley; 240. a weight box; 241. a water inlet;

300. setting a box group; 310. a shovel plate; 311. a connecting rod; 312. a boss; 320. a guide cone table; 321. a guide post;

400. a blocking group; 410. a catch assembly; 411. a rotating shaft; 412. a material cutting rod; 413. a bearing rod; 414. a strip frame; 415. covering blocks; 420. a lever assembly; 421. an axle adjusting wheel; 422. adjusting the shaft lever; 423. poking a pipe; 424. a riding wheel block;

500. sealing the box group; 510. a mesh cover; 520. inserting a rod; 521. a chute; 522. a positioning ring; 530. a linkage block; 531. sliding the edge; 532. rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central axis", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1 to 16, the invention provides a suspension type net cage device for microorganism tests, which comprises a floating box group 100 and a drainage group 140 arranged at the bottom of the floating box group 100 and used for guiding and draining foreign matters at the bottom of the floating box group, when fish flocks are cultured by using natural river and lake water, the fish flocks inevitably encounter calm wind, excrement cannot be spread out at one time, and the excrement needs to be decomposed and deposited by using microorganisms, so that the decomposition capability of the microorganisms is tested, however, a substance named as ammonia nitrogen is generated after decomposition, the substance is toxic to aquatic animals, and after a large amount of microorganisms are propagated, water becomes white and misty, the water quality is influenced, the fish flocks have a good living environment, and the test effect of reacting the input of the microorganisms is not facilitated. Therefore, the fish excrement in the buoyancy tank group 100 is timely drained through the arranged drainage group 140, so that the water quality is improved, and the healthy growth of fish schools can be guaranteed under the condition that the microbial decomposition capacity is obtained. The floating box group 100 comprises a mesh box 110 and a solid wall box 120 arranged in the mesh box 110, a through hole is formed in the center of the bottom surface of the solid wall box 120, a drainage cover 130 is bonded outside the through hole, a drainage group 140 comprises a vane wheel 141 and a guide plate 142 which are positioned in the drainage cover 130 and coaxially connected, the bottom surface of the guide plate 142 is adjusted and connected with a drainage servo motor 143, fish schools are gathered by the solid wall box 120 made of transparent plastic materials, the influence on the living environment of the fish schools caused by the fact that foreign matters and excrement in water are diffused into the drainage cover 130 in a large quantity is avoided, the vane wheel 141 and the guide plate 142 are driven to rotate by the drainage servo motor 143, fish drainage objects at the bottom of the solid wall box 120 are drained continuously, the effect of filtering water quality is achieved, and meanwhile, new water overflows into the solid wall box 120 from the top end of the mesh box 110 to supplement, and the effect of replacing the water quality is achieved; meanwhile, the plastic solid-wall box 120 is beneficial to obtain buoyancy so as to enable the buoyancy tank group 100 to be in a floating state.

The fish is a thermotropic animal, when the day and night temperature difference is too large, the water meter temperature is inevitably higher than the water bottom by sunlight irradiation and warm air blowing in the day, the existence value of microorganisms is reflected in order to maintain the symbiotic relation of fish schools and microorganisms, the position of the floating box group 100 needs to be adjusted, and the floating box group floats to the warm middle upper water surface so as to warm the fish schools. The sinking tank set 200 comprises a sinking ring 210 for sinking the bottom, a plurality of pull ropes 220 for pulling the mesh box 110 to adjust the height thereof, a forward and reverse rotating motor 230 for winding and releasing the pull ropes 220, and a weight box 240 for adjusting the sinking weight of the sinking ring 210, wherein the sinking ring 210 is pressed by the weight box 240 to be lowered to the bottom of the water, and the weight box 240 serves as a base to enable the pull ropes 220 to pull the mesh box 110 to stably float by virtue of the force. The forward and reverse rotating motor 230 is arranged on the passageway on the water surface, the pull rope 220 does not need to be fixed to the water bottom in advance, the floating box group 100 can be pulled to float in the water through the pull rope 220 only by directly placing the sinking ring 210, and the practical value is created. The top surface of heavy circle 210 has a plurality of fixed pulleys 222 with equidistant distribution, and stay cord 220 passes around the bottom of fixed pulley 222, and the top surface of heavy circle 210 is annular equidistant and symmetrical welding has a plurality of pairs of lugs, and fixed pulley 222 passes through the pin rotation with the lug to be connected for positive and negative motor 230 reduces half the drive power. The forward and reverse rotation principle of the motor is as well known to those skilled in the art, and the forward and reverse rotation switch is configured and connected with the forward and reverse rotation motor 230 through a wire to form a forward and reverse rotation control circuit, the forward and reverse rotation switch has three gears, namely a forward and reverse gear and an intermediate gear, and the intermediate gear controls the motor to stop working, so that the smooth switching of the forward and reverse rotation is facilitated.

Further, the mesh box 110 and the solid-wall box 120 are open at the top ends thereof, and the top end of the mesh box 110 is higher than the top end of the solid-wall box 120, so that when the top surface of the mesh box 110 is flush with the water surface, water can flow into the solid-wall box 120 from the top end of the mesh box 110, thereby ensuring stable water storage inside the solid-wall box 120. A plurality of drainage grooves 131 are formed on the outer side of the drainage cover 130 at equal intervals and used for discharging excrement of fish. The top surfaces of the vane wheels 141 are oblique angle surfaces, and the outer diameter of the guide plate 142 is larger than the outer diameter enclosed by the vane wheels 141, so that a vortex is formed in the drainage cover 130 after being disturbed by the vane wheels 141, and particulate foreign matters such as fish excreta are guided to the drainage groove 131 and discharged out of the solid-wall box 120, and then sink to the water bottom. The top surface of the drainage cover 130 is provided with a sealing cover 150 for sealing the drainage servo motor 143, the sealing cover 150 is fixedly connected with the drainage cover 130 through bolts, an output shaft of the drainage servo motor 143 penetrates through the top surface of the sealing cover 150 to straighten the drainage cover 130, rubber pads are placed at all connecting positions to play a role in sealing water flow, and a rubber ring is also sleeved on a power supply wire hole of the drainage servo motor 143.

Furthermore, a plurality of hanging rings 101 are welded on the outer side of the bottom edge of the mesh box 110 at equal intervals, one end of the pull rope 220 is connected with a pull hook 221 in a fastened mode, and the pull hook 221 is connected with the hanging rings 101 in a hung mode, so that the mesh box 110 can change the position in water conveniently at any time. The output shaft of the forward and reverse rotation motor 230 is horizontally arranged and coaxially connected with a belt wheel 231, and the pull rope 220 can be collected and released by fastening the other end of the pull rope 220 at the groove of the belt wheel 231 and starting the forward and reverse rotation motor 230 to rotate forward and reverse.

In addition, the sinking ring 210 is annular, the outer side surface of the sinking ring 210 is annular, and a plurality of annular grooves 213 are arranged at equal intervals, and the sinking ring 210 is made of aluminum materials, so that the carrying and the transportation are facilitated. The number of the annular grooves 213 is two and at least 4, the weight box 240 is an arc hollow structure, the top convex surface side of the weight box is provided with a water inlet 241, the weight box 240 is made of nylon 66 plastic, the density of the weight box is 1.8-2.3 g/cm3, the weight box is greater than the density of water, the weight box can sink in water, and in order to ensure that the weight box 240 sinks stably, the thickness of the sinking ring 210 can be properly increased to increase the whole weight. When sinking, utilize the excessive water inflow of water service port 241, and increase weight of weight box 240, can stabilize heavy circle 210 at the bottom, provide stable pulling force for stay cord 220, guarantee that mesh box 110 floats stably, in addition, through changing the quantity and the symmetric distribution of weight box 240 in the ring channel 213 of the logarithm, and then realize resisting the regulation of real wall box 120 buoyancy, can produce the buoyancy of equidimension not because of real wall box 120 size is different, above-mentioned heavy circle 210 and weight box 240's cooperation structure, make both be convenient for the transportation because of self is lighter on the bank, weight box 240 of different quantity can form different gravity and sink in the aquatic, it is convenient and practical to the adjustment of real wall box 120 floating force.

Specifically, the caisson 210 is provided at the center with a box-fixing group 300 for positioning it at the bottom of the water, avoiding the movement of the caisson 210 with the water flow. A central column 211 is arranged on the central axis of the sinker 210, and a plurality of straight rods are welded on the inner walls of the central column 211 and the sinker 210 to strengthen the roundness of the stable sinker 210. Decide case group 300 and include a plurality of shovel boards 310 of being connected with center post 211 bottom rotation and with center post 211 coaxial coupling be used for driving the guide cone 320 that shovel board 310 turned up, guide cone 320 is the cone structure, a plurality of shovel boards 310 are the annular and distribute, sink ring 210 and sink into submarine back, then guide cone 320 is pushed up by silt, and then utilize its inclined plane to strut a plurality of shovel boards 310, and form in the embedding silt and grab firm power, avoid sinking ring 210 to float along with the water flow direction arbitrary direction, guarantee that mesh box 110 floats the position stability.

Further, the welding of shovel board 310's narrow end has connecting rod 311, connecting rod 311 sets up to shovel board 310's broadside direction slope, the bottom surface of center post 211 is annular equidistant and the symmetrical welding has a plurality of bulge loops 212, connecting rod 311 top is connected through the pin rotation with bulge loop 212, the top of leading frustum 320 is equipped with the guide pillar 321 that runs through center post 211, when making leading frustum 320 receive the silt roof pressure, through guide pillar 321 at the downthehole axial slip of center post 211 center, the ring has closely been cup jointed on the top of guide pillar 321 simultaneously, avoid leading frustum 320 landing. The boss 312 is used at the inner side of the connecting rod 311 near the top, and the boss 312 is in an arc block structure, so that the boss is favorable for sliding with the inclined surface of the guide cone table 320, the shovel plate 310 is ensured to be smoothly unfolded, and the ground gripping range is enlarged.

Specifically, the object blocking group 400 for blocking floating foreign objects is arranged outside the top port of the mesh box 110, so that the water quality in the solid-wall box 120 is ensured to be good, and the fish is prevented from being eaten by mistake. The blocking group 400 comprises a plurality of intercepting components 410 and adjusting rod components 420 which are alternately connected end to end, so that the outer side of the top end of the mesh box 110 is enclosed into a circle to form a blocking loop. The material cutting assembly 410 includes a rotating shaft 411, a plurality of material cutting rods 412 sleeved on the rotating shaft 411, and a shaft supporting rod 413 for supporting the rotating shaft 411 to rotate, and the rotating shaft 411 drives the plurality of material cutting rods 412 to rotate synchronously, so as to open the gap between the material cutting rods 412 and the mesh box 110, so that the long-strip foreign materials wound between the material cutting rods 412 can be taken out upwards along the material cutting rods 412. The inboard and the top surface of support axostylus axostyle 413 all weld and hide piece 415 for shelter from the clearance in support axostylus axostyle 413 and the mesh case 110 outside, avoid the foreign matter from leaking into inside the mesh case 110, and influence shoal of fish growing environment.

Further, the shaft adjusting assembly 420 includes a shaft adjusting wheel 421 and a supporting wheel block 424 for supporting the rotation of the shaft adjusting wheel 421, the two ends of the shaft adjusting wheel 421 are symmetrically welded with shaft adjusting rods 422, the included angle between the central axes of the two shaft adjusting rods 422 is an obtuse angle, the two ends of the rotating shaft 411 are symmetrically welded with the long frames 414 inserted into the shaft adjusting rods 422 and capable of sliding, the included angle between the two long frames 414 is also an obtuse angle, because the shaft adjusting wheel 421 and the rotating shaft 411 are not on the same central axis, the shaft adjusting rods 422 are inserted into the long frames 414, when the shaft adjusting rods 422 rotate along with the shaft adjusting wheel 421, the long frames 414 are driven to rotate around the central axes of the rotating shaft 411 while sliding in the long frames 414, and then the rotating shaft 411 drives the plurality of object catching rods 412 to be unfolded. The design is ingenious, the structure is simple, and the practical value is achieved. The top edge of the mesh box 110 is welded with a plurality of heightening blocks 102 welded with the supporting shaft rod 413 and the supporting wheel block 424 at equal intervals, and the top surfaces of the heightening blocks 102 are welded with supporting rings 104, so that the supporting rings 104 can be hung or grasped to hoist or carry the mesh box 110. The top surface welding of transfer wheel 421 has stirring pipe 423 to the staff stands the passageway on the surface of water and stirs and drive transfer wheel 421 rotatory, and then drives rectangular frame 414 through transfer pole 422 rotation, then drives a plurality of thing poles 412 of intercepting outward expansion in step, so that the staff takes out foreign matter such as the plastic bag that is intercepted. Wherein the top end of the interceptor bar 412 extends to the top of the ring 104 to form a closed interception effect.

Specifically, the top end of the mesh box 110 is provided with a box sealing group 500 for sealing the top end of the solid-wall box 120, so as to prevent fish from migrating from the top port of the mesh box 110. The middle of the side surfaces of the pair of heightening blocks 102 in the radial direction is provided with a jack 103, the box sealing group 500 comprises a mesh cover 510, a pair of insert rods 520 for fixing the mesh cover 510 and a linkage block 530 for driving the pair of insert rods 520 to reciprocate along the axial direction, and the insert rods 520 are inserted into the jacks 103, so that the insert rods 520 can press the mesh cover 510 in the top port of the mesh box 110, and the solid-wall box 120 is sealed. The outer sides of the two ends of the inserted rod 520 are sleeved with positioning rings 522, and the positioning rings 522 are welded with reinforcing ribs on the mesh cover 510 so as to guide the inserted rod 520 to move axially.

Further, one end of the insertion rod 520 is radially provided with a sliding groove 521, the longitudinal section of the sliding groove 521 is in a T-shaped structure, the linkage block 530 is in an oval shape, and the outer side surface of the linkage block is welded with a sliding edge 531 which is clamped with the sliding groove 521 and can slide, so that a limit structure is formed, the insertion rod 520 is ensured to always slide outside the linkage block 530, a cylinder is tightly inserted in the center of the linkage block 530 and is inserted in a reinforcing circular plate in the center of the mesh cover 510 and can rotate, so that the linkage block 530 stably rotates, when the large diameter of the linkage block 530 rotates to the end of the insertion rod 520, the insertion rod 520 is pushed to extend outwards and is inserted into the insertion hole 103, when the small diameter of the linkage block 530 rotates to the end of the insertion rod 520, the insertion rod 520 is driven to retract and disengage from the insertion hole 103, and at this time, the mesh cover 510 can be removed, and fish schools can be put in or pick up fish schools. The top end of the column inserted in the center of the linkage block 530 is tightly sleeved with a rotating rod 532, so that the staff in the passageway pushes the rotating rod 532 to rotate the linkage block 530 by a long rod, and the telescopic motion of the inserted rod 520 is realized.

When the suspension net cage device for the microorganism test is used, fish shoals are placed in the solid-wall box 120, microorganisms are added in advance, the mesh cover 510 is covered, the insertion rods 520 are driven to be inserted into the insertion holes 103 through the rotation of the linkage blocks 530, the mesh cover 510 is tightly covered, then the drainage servo motor 143 is started to drive the impeller 141 and the guide plate 142 to rotate, fish drainage objects and the like sinking to the bottom of the solid-wall box 120 are drained away from the drainage groove 131 and sink to the water bottom, and the water quality in the solid-wall box 120 is improved; when the day and night temperature difference is too large in one day, the temperature of the water meter is inevitably higher than that of the water bottom by sunlight irradiation and warm air blowing in the day, in order to maintain the symbiotic relationship between the fish school and the microorganisms and embody the existence value of the microorganisms, the positive and negative rotating motor 230 is started to rotate reversely to release the pull rope 220, the solid wall box 120 floats upwards under the action of buoyancy until the solid wall box floats to the warm middle and upper water surface, so that the heating of the fish school is facilitated, the living environment of the fish school is favorably improved, and the healthy growth of the fish school can be ensured under the condition of obtaining the decomposition capability of the microorganisms.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a floated box with a net device is used in microbiological test which characterized in that: the floating box type drainage system comprises a floating box group (100) and a drainage group (140) which is arranged at the bottom of the floating box group (100) and used for guiding foreign matters at the bottom of the drainage box, wherein the floating box group (100) comprises a mesh box (110) and a solid wall box (120) arranged in the mesh box, a through hole is formed in the center of the bottom surface of the solid wall box (120), a drainage cover (130) is bonded outside the through hole, the drainage group (140) comprises a vane wheel (141) and a guide plate (142) which are positioned in the drainage cover (130) and coaxially connected, and a drainage servo motor (143) is adjustably connected to the bottom surface of the guide plate (142); still including being located that float case group (100) below sets up and being used for adjusting its floating position and heavy case group (200) of height, heavy case group (200) are including being used for sinking circle (210) at the bottom, be used for pulling a plurality of stay cords (220) that mesh case (110) adjusted its height, be used for rolling and release stay cord (220) just reverse motor (230) and be used for adjusting weight box (240) that sink circle (210) weight that sinks, just reverse motor (230) are installed on the passageway of surface of water, the top surface equidistant distribution of heavy circle (210) has a plurality of fixed pulleys (222), the bottom of fixed pulley (222) is walked around in stay cord (220).

2. The suspension type net cage device for the microorganism test according to claim 1, characterized in that: the top ends of the mesh box (110) and the solid-wall box (120) are both open, the top end of the mesh box (110) is higher than the top end of the solid-wall box (120), a plurality of drainage grooves (131) are formed in the outer side of the drainage cover (130) at equal intervals, the top surface of the vane wheel (141) is an oblique angle surface, and the top surface of the drainage cover (130) is provided with a sealing cover (150) used for sealing the drainage servo motor (143).

3. The suspension type net cage device for the microorganism test according to claim 1, characterized in that: the bottom edge of mesh case (110) outside equidistant welding have a plurality of links (101), the one end bolt of stay cord (220) has connect drag hook (221), the output shaft of just reversing motor (230) is the level and sets up and coaxial coupling has band pulley (231).

4. The suspension type net cage device for the microorganism test according to claim 1, characterized in that: the sinking ring (210) is annular, a plurality of annular grooves (213) are formed in the outer side surface of the sinking ring at equal intervals, the number of the annular grooves (213) is two and at least 4, the weight box (240) is of an arc-shaped hollow structure, and a water inlet (241) is formed in the convex surface side of the top of the weight box.

5. The suspension type net cage device for the microorganism test according to claim 1, characterized in that: the center department of heavy circle (210) is provided with and is used for fixing a position its case group (300) surely at the bottom, be provided with center post (211) on the center pin of heavy circle (210), surely case group (300) including rotate a plurality of shovel boards (310) of being connected with center post (211) bottom and with center post (211) coaxial coupling be used for driving leading frustum (320) that shovel board (310) turned up, it is cone structure to lead frustum (320), and a plurality of shovel board (310) are the annular distribution.

6. The suspension type net cage device for the microorganism test according to claim 5, characterized in that: the welding of the narrow end of shovel board (310) has connecting rod (311), connecting rod (311) set up to the broadside direction slope of shovel board (310), the bottom surface of center post (211) is that the equidistant and symmetry of annular has a plurality of bulge loops (212) welded, the top of leading frustum (320) is equipped with guide pillar (321) that run through center post (211), boss (312) are used to the inboard department that is close to the top of connecting rod (311).

7. The suspension type net cage device for the microorganism test according to claim 1, characterized in that: the outer side of the top port of the mesh box (110) is provided with a blocking group (400) for blocking floating foreign matters, the blocking group (400) comprises a plurality of blocking components (410) and rod adjusting components (420) which are connected end to end in an alternating mode, and each blocking component (410) comprises a rotating shaft (411), a plurality of blocking rods (412) sleeved on the rotating shaft (411) and a supporting shaft rod (413) used for supporting the rotating shaft (411) to rotate.

8. The suspension type net cage device for the microorganism test according to claim 7, characterized in that: the adjusting rod assembly (420) comprises an axle adjusting wheel (421) and a supporting wheel block (424) used for supporting the axle adjusting wheel (421) to rotate, two ends of the axle adjusting wheel (421) are symmetrically welded with axle adjusting rods (422), the included angle between the central axes of the two axle adjusting rods (422) is an obtuse angle, two ends of a rotating shaft (411) are symmetrically welded with long frames (414) which are inserted into the axle adjusting rods (422) and can slide, and the top edge of the mesh box (110) is equidistantly welded with a plurality of heightening blocks (102) welded with the axle supporting rods (413) and the supporting wheel block (424).

9. The suspension type net cage device for the microorganism test according to claim 8, characterized in that: the top end of the mesh box (110) is provided with a box sealing group (500) used for sealing the top end of the solid-wall box (120), wherein a jack (103) is formed in the middle of the side face of the pair of heightening blocks (102) in the radial direction, the box sealing group (500) comprises a mesh cover (510), a pair of insert rods (520) used for fixing the mesh cover (510) and a linkage block (530) used for driving the pair of insert rods (520) to move in a reciprocating mode along the axial direction of the insert rods, and the insert rods (520) are connected with the jacks (103) in an inserting mode.

10. The suspension type net cage device for the microorganism test according to claim 9, characterized in that: one end of the inserted bar (520) is radially provided with a sliding groove (521), the longitudinal section of the sliding groove (521) is of a T-shaped structure, the linkage block (530) is an oval block, and the outer side surface of the linkage block is welded with a sliding edge (531) which is clamped with the sliding groove (521) and can slide.