CN214629173U

CN214629173U - Fry transfer device for seawater cage culture

Info

Publication number: CN214629173U
Application number: CN202120672338.7U
Authority: CN
Inventors: 丁文勇; 余海滨; 吴国豪; 蔡景波
Original assignee: Zhejiang Mariculture Research Institute
Current assignee: Zhejiang Mariculture Research Institute
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-09
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a sea water is fry transfer device for box with a net cultivation, its technical scheme main points are including the braced frame body and connect string bag and the waterproof sack of both sides about the braced frame body, the braced frame body is including supporting top frame and supporting the underframe, supporting top frame and supporting the underframe through the support subassembly interconnect that can receive and close, the top of supporting top frame is provided with connecting device, connecting device's upper end is provided with connects the main rope, the upper end fixedly connected with electron hanging scale of connecting the main rope, connecting device's lower extreme is through connecting vice rope and supporting top frame interconnect, connecting device is including connecting the casing and being located main rope carousel and a plurality of vice rope carousel in the connecting casing, the lower extreme of connecting the casing is provided with the sample camera and with the spirit level of being connected vice rope looks adaptation, the support subassembly is including first bracing piece and second bracing piece. The utility model has the advantages of simple structure, convenient use, and convenient observation of fry state and high fry survival rate.

Description

Fry transfer device for seawater cage culture

Technical Field

The utility model relates to an aquaculture technical field, concretely relates to fry transfer device is used in sea water net cage culture.

Background

The fry is also called 'fish flower'. The young fish, which is hatched shortly, generally have a body length of 6-9 mm. The method is characterized in that the method comprises artificially propagated fry and natural fry from rivers, and the fry needs to be transported to a designated area for stocking when being cultivated to a certain size. And a fry transferring device is needed in the process of transferring the fry.

The existing common fry transferring device is generally composed of a frame with four square surfaces or a frame with two circular surfaces and netting covering the periphery and the bottom surface of the frame, and a waterproof layer is arranged on the netting at the bottom. The staff immerses transfer device in the water among the transportation to make the fry that need transport get into in the transfer device after, pull out the surface of water through the hoist and lift by crane mode with the transfer device who immerses in the water, partly still adopt artifical mode intensity of labour who draws, and unnecessary water prevents the fry from escaping from the netting flow of reduction transfer device on upper portion among the transfer device.

However, in the process that the fry transferring device is pulled out of the water surface, the fry transferring device is easy to incline due to uneven stress, so that the fry transferring device cannot keep balance, partial fry escapes, and the fry transferring effect is reduced. Meanwhile, the frame of the transfer device cannot be folded, so that the fry transfer device is large in size and not easy to store, and the using effect of the fry transfer device is affected when the fry transfer device is not in use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a sea water is fry transfer device for box with a net breed has simple structure, uses conveniently, receive to close the convenience, be convenient for observe fry state and the high effect of fry survival rate.

In order to achieve the above purpose, the utility model provides a following technical scheme: a fry transfer device for seawater cage culture comprises a supporting frame body, net bags and a waterproof cloth bag, wherein the net bags and the waterproof cloth bag are connected to the upper side and the lower side of the supporting frame body, the supporting frame body comprises a supporting top frame and a supporting bottom frame which are arranged in parallel, the supporting top frame and the supporting bottom frame are connected with each other through a plurality of foldable supporting components, a connecting device matched with the supporting top frame is arranged above the supporting top frame, a connecting main rope fixedly connected with the connecting device is arranged at the upper end of the connecting device, an electronic hanging scale matched with a crane lifting hook is fixedly connected to the upper end of the connecting main rope, the lower end of the connecting device is connected with the supporting top frame through a plurality of connecting auxiliary ropes, the connecting device comprises a connecting shell, and a main rope turntable and a plurality of auxiliary rope turntables which are positioned in the connecting shell, the main rope turntable and the auxiliary rope turntable are respectively coiled with the connecting main rope and the connecting auxiliary ropes, and main rope motors and the auxiliary rope motors are respectively arranged on the main rope turntable and the auxiliary rope turntable, the lower extreme of connecting the casing is provided with the sample camera and with the spirit level of being connected vice rope looks adaptation, and supporting component is including first bracing piece and the second bracing piece of mutual swing joint, and just first bracing piece and under bracing are connected with supporting top frame and support underframe respectively through setting up fixed knot and construct, and fixed knot constructs including fixed block and the universal joint who is connected with the fixed block.

Through adopting above-mentioned technical scheme, the supporting top frame with support the underframe and through the supporting component that a plurality of can receive and close for fry transfer device can receive and close under non-user state, in order to reduce storage space, be convenient for accomodate and deposit, connecting device's the vice rope of connection and vice rope carousel adjust the balance of braced frame body under the cooperation of vice rope motor and spirit level, prevent that fry transfer device from taking place to incline at the in-process that the hoist lifted by crane, guarantee the transportation effect of fry.

The utility model discloses further set up to: the connecting device also comprises a controller positioned on the connecting shell, and the controller is respectively and electrically connected with the electronic hanging scale, the main rope motor, the auxiliary rope motor and the level meter.

Through adopting above-mentioned technical scheme, the controller is used for controlling electron hanging balance, main rope motor, vice rope motor and spirit level to be convenient for fry transfer device transports the fry, and then improves the transportation effect of fry.

The utility model discloses further set up to: the water draining device is characterized in that the bottom of the waterproof cloth bag is provided with a water draining device matched with the controller, the water draining device comprises a water draining pipe and a water draining electromagnetic valve located in the water draining pipe, the water draining electromagnetic valve and the controller are connected with each other in an electric signal mode, the upper side and the lower side of the water draining electromagnetic valve are respectively provided with a one-way stop valve matched with the water draining electromagnetic valve, the water draining pipe is fixedly connected to the waterproof cloth bag, and the upper side and the lower side of the water draining pipe are respectively provided with a water draining filter screen.

Through adopting above-mentioned technical scheme, drainage device and controller mutually support, when the electron steelyard detected weight when too big, carry out appropriate amount through drain pipe and drainage solenoid valve with fry transfer device internal water and discharge to reduce whole weight, avoid the main rope of connection or the vice rope of connection on the connecting device to break off, with the effect of guaranteeing the fry transportation.

The utility model discloses further set up to: a plurality of dissolved oxygen sensors are uniformly distributed on the inner side and the outer side of the waterproof cloth bag, an oxygen increasing pump matched with the waterproof cloth bag is arranged at the bottom of the waterproof cloth bag, the inlet end of the oxygen increasing pump penetrates through the waterproof cloth bag, and oxygen increasing filter screens are sleeved at the inlet end and the outlet end of the oxygen increasing pump.

Through adopting above-mentioned technical scheme, inside and outside both sides evenly distributed dissolved oxygen sensor of waterproof sack to detect the dissolved oxygen concentration in the dissolved oxygen concentration and the fry transfer device in the area that the fry now lives, and then control the dissolved oxygen concentration in water through the oxygenation pump, make the dissolved oxygen concentration in the fry transfer device keep always with original, thereby improve the survival rate in the fry transportation.

The utility model discloses further set up to: the inside of supporting the underframe is provided with a plurality of annular counter weight cavities, communicates each other through setting up the counter weight solenoid valve between the counter weight cavity, and at least one counter weight port that is linked together rather than the counter weight cavity is seted up in the outside of supporting the underframe, is provided with the counter weight structure rather than the looks adaptation on the counter weight port, still is provided with the instruction strip with counter weight cavity looks adaptation on the supporting the underframe, instructs the transparent material that the strip adoption was convenient for observe to make.

Through adopting above-mentioned technical scheme, counter weight cavity and counter weight structure are mutually supported, increase the weight that supports bottom frame department, and then improve fry transfer device and being lifted by the hoist the equilibrium of process, avoid taking place the slope condition and prevent that the fry from escaping to improve the transportation effect of fry.

The utility model discloses further set up to: the counterweight structure comprises a small submersible pump and port electromagnetic valves connected with counterweight ports, the number of the counterweight ports is at least two, the port electromagnetic valves are further provided with pressure sensors matched with the port electromagnetic valves, and one end of the outer side of the small submersible pump is fixedly connected with a submersible filter screen matched with the small submersible pump.

Through adopting above-mentioned technical scheme, the counter weight structure cooperates through small-size immersible pump and port solenoid valve and improves the counter weight or discharges the water in the counter weight cavity in order to reduce the counter weight to the weight of counter weight can be adjusted, and the dive filter screen prevents that the foreign matter from getting into the normal use that influences the counter weight structure in the counter weight cavity.

The utility model discloses further set up to: first bracing piece and under bracing are connected through setting up the articulated elements and are articulated each other, and the lower part cover of first bracing piece is equipped with rather than sliding connection's spacing axle sleeve, during spacing axle sleeve lapse with the mutual block of second bracing piece, first bracing piece and second bracing piece keep on same axis, and spacing axle sleeve breaks away from each other with the second bracing piece when upwards sliding, and first bracing piece and second bracing piece can be folded mutually, are provided with the spacing spout and the spacing arch of looks adaptation on spacing axle sleeve and the first bracing piece respectively.

Through adopting above-mentioned technical scheme, first bracing piece and second bracing piece pass through articulated elements and connect each other, make and to rotate between first bracing piece and the second bracing piece and close, spacing axle sleeve block each other with the second bracing piece when gliding down, can't rotate between first bracing piece and the second bracing piece, guarantee the mechanical strength of braced frame body when using, spacing axle sleeve breaks away from each other with the second bracing piece when upwards gliding, first bracing piece and second bracing piece can rotate folding mutually, and then guarantee that braced frame body can fold when the nonuse and accomodate, in order to reduce storage space.

The utility model discloses further set up to: the lifting groove matched with the first supporting rod is formed in the second supporting rod, the first supporting rod penetrates through the lifting groove and slides up and down in the lifting groove, a plurality of uniformly distributed positioning holes are formed in one side of the lifting groove, a first limiting hole matched with the first supporting rod is formed in the other side of the lifting groove, limiting bolts in threaded connection with the first limiting hole are further arranged in the first limiting hole in an alternating mode, a plurality of second limiting holes matched with the limiting bolts are formed in the first supporting rod, a positioning groove matched with the positioning hole is further formed in the first supporting rod, and a positioning fixture block and a positioning spring matched with the positioning fixture block are arranged in the positioning groove.

Through adopting above-mentioned technical scheme, first bracing piece and second bracing piece realize receiving through the lift recess that stretches out and draws back to close, first bracing piece and second bracing piece are when stretching out and drawing back, cooperate with regulation elasticity through locating hole and location fixture block earlier, spacing bolt of rethread and the spacing hole of second are mutually supported and are fixed, mechanical strength when first bracing piece and second bracing piece stretch out and draw back is improved, thereby guarantee braced frame body sufficient mechanical strength when using, parking space can be dwindled when non-using.

To sum up, the utility model discloses following beneficial effect has:

1. the support top frame and the support bottom frame can be folded in a non-use state through a plurality of foldable support assemblies, so that the storage space is reduced, the storage is convenient, the connection auxiliary rope and the auxiliary rope turntable of the connection device are matched with the auxiliary rope motor and the level gauge to adjust the balance of the support frame body, the fish fry transfer device is prevented from being inclined in the hoisting process of the crane, and the transfer effect of fish fries is ensured;

2. through the mutual matching mode of the drainage device and the controller, when the electronic hanging scale detects that the weight is too large, the water in the fry transferring device is properly discharged through the drainage pipe and the drainage electromagnetic valve so as to reduce the overall weight, avoid the fracture of a main connecting rope or an auxiliary connecting rope on the connecting device and ensure the transferring effect of the fry; and inside and outside both sides evenly distributed dissolved oxygen sensor of waterproof sack to detect the dissolved oxygen concentration in the fry transfer device in the area of fry now living and the dissolved oxygen concentration in the fry transfer device, and then control the dissolved oxygen concentration in water through the oxygenation pump, make the dissolved oxygen concentration in the fry transfer device keep always with original, thereby improve the survival rate in the fry transfer process.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a partial structural diagram at I in fig. 1.

Fig. 3 is a schematic structural view of the connecting device in fig. 1.

Fig. 4 is a schematic structural view of the drainage device of fig. 1.

Fig. 5 is a schematic structural view of the oxygen increasing pump in fig. 1.

Fig. 6 is a schematic structural view of a support assembly according to a second embodiment of the present invention.

Reference numerals: 1. a net bag; 2. a waterproof cloth bag; 21. a dissolved oxygen sensor; 3. supporting the top frame; 4. a support bottom frame; 41. a counterweight cavity; 42. a counterweight electromagnetic valve; 43. a counterweight port; 44. a counterweight structure; 441. a small submersible pump; 442. a port solenoid valve; 443. a pressure sensor; 444. a submersible filter screen; 45. an indicator strip; 5. a support assembly; 51. a first support bar; 52. a second support bar; 521. a limiting bulge; 522. a lifting groove; 523. positioning holes; 524. a limit bolt; 525. a second limiting hole; 526. positioning a fixture block; 53. a fixed block; 54. a universal coupling; 55. an articulation member; 56. a limiting shaft sleeve; 561. a limiting chute; 6. a connecting device; 61. connecting a main rope; 62. an electronic hanging scale; 63. connecting an auxiliary rope; 64. connecting the shell; 65. a main rope turntable; 651. a main rope motor; 66. an auxiliary rope turntable; 661. a secondary rope motor; 67. a sampling camera; 68. a level gauge; 69. a controller; 7. a drainage device; 71. a drain pipe; 72. a water discharge electromagnetic valve; 73. a one-way stop valve; 74. a drainage filter screen; 8. an oxygenation pump; 81. an oxygenation filter screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the first embodiment, the present invention discloses a fry transporting device for seawater cage culture, as shown in fig. 1 to 5, comprising a supporting frame body, a net bag 1 and a waterproof cloth bag 2 connected to the upper and lower sides of the supporting frame body, wherein the supporting frame body comprises a supporting top frame 3 and a supporting bottom frame 4 arranged in parallel, the supporting top frame 3 and the supporting bottom frame 4 are connected with each other by a plurality of foldable supporting components 5, a connecting device 6 adapted to the supporting top frame 3 is arranged above the supporting top frame 3, a connecting main rope 61 fixedly connected to the connecting device 6 is arranged at the upper end of the connecting device 6, an electronic hanging scale 62 adapted to a crane lifting hook is fixedly connected to the upper end of the connecting main rope 61, the lower end of the connecting device 6 is connected with the supporting top frame 3 by a plurality of connecting auxiliary ropes 63, the connecting device 6 comprises a connecting casing 64, and a main rope turntable 65 and a plurality of auxiliary rope turntables 66 located in the connecting casing 64, the main rope turntable 65 and the auxiliary rope turntable 66 are respectively coiled with a main connecting rope 61 and an auxiliary connecting rope 63, the main rope turntable 65 and the auxiliary rope turntable 66 are respectively provided with a main rope motor 651 and an auxiliary rope motor 661, the lower end of the connecting shell 64 is provided with a sampling camera 67 and a level gauge 68 matched with the auxiliary connecting rope 63, the supporting component 5 comprises a first supporting rod 51 and a second supporting rod 52 which are movably connected with each other, the first supporting rod 51 and the lower support are respectively connected with the supporting top frame 3 and the supporting bottom frame 4 through a fixing structure, and the fixing structure comprises a fixing block 53 and a universal coupling 54 connected with the fixing block 53; supporting top frame 3 and supporting underframe 4 are through a plurality of supporting component 5 that can receive and close for fry transfer device can receive and close under non-use state, in order to reduce the parking space, be convenient for accomodate and deposit, connecting device 6's the vice rope 63 of connection and vice rope carousel 66 adjust the balance of braced frame body under the cooperation of vice rope motor 661 and spirit level 68, prevent that fry transfer device from taking place to incline at the in-process that the hoist lifted by crane, guarantee the transportation effect of fry.

The connecting device 6 further comprises a controller 69 positioned on the connecting shell 64, and the controller 69 is electrically connected with the electronic hanging scale 62, the main rope motor 651, the auxiliary rope motor 661 and the level gauge 68 respectively; controller 69 is used for controlling electron hanging balance 62, main rope motor 651, vice rope motor 661 and spirit level 68 to be convenient for fry transfer device transports the fry, and then improves the transportation effect of fry, is provided with the control scheme board on the controller 69 and is located the singlechip on the control scheme board.

The bottom of the waterproof cloth bag 2 is provided with a drainage device 7 matched with the controller 69, the drainage device 7 comprises a drainage pipe 71 and a drainage electromagnetic valve 72 positioned in the drainage pipe 71, the drainage electromagnetic valve 72 is mutually connected with the controller 69 in an electric signal mode, the upper side and the lower side of the drainage electromagnetic valve 72 are respectively provided with a one-way stop valve 73 matched with the drainage electromagnetic valve, the drainage pipe 71 is fixedly connected to the waterproof cloth bag 2, and the upper side and the lower side of the drainage pipe 71 are respectively provided with a drainage filter screen 74; drainage device 7 and controller 69 mutually support, when electronic steelyard 62 detected weight too big, carry out the right amount through drain pipe 71 and drainage solenoid valve 72 with fry transfer device water-logging and discharge to reduce whole weight, avoid the main rope 61 of connection or the vice rope 63 of connection on the connecting device 6 fracture, with the effect of guaranteeing the fry transportation.

A plurality of dissolved oxygen sensors 21 are uniformly distributed on the inner side and the outer side of the waterproof cloth bag 2, an oxygen increasing pump 8 matched with the waterproof cloth bag 2 is arranged at the bottom of the waterproof cloth bag 2, the inlet end of the oxygen increasing pump 8 penetrates through the waterproof cloth bag 2, and an oxygen increasing filter screen 81 is sleeved at the inlet end and the outlet end of the oxygen increasing pump 8; dissolved oxygen sensor 21 of 2 inside and outside both sides evenly distributed of waterproof sack to detect the dissolved oxygen concentration in the dissolved oxygen concentration and the fry transfer device in the fry waters of living now, and then through oxygenation pump 8 control aquatic dissolved oxygen concentration, make the dissolved oxygen concentration in the fry transfer device keep always with original, thereby improve the survival rate in the fry transfer process.

A plurality of annular counterweight cavities 41 are arranged in the supporting bottom frame 4, the counterweight cavities 41 are mutually communicated through a counterweight electromagnetic valve 42, at least one counterweight port 43 communicated with the counterweight cavities 41 is formed in the outer side of the supporting bottom frame 4, a counterweight structure 44 matched with the counterweight port 43 is arranged on the counterweight port 43, an indication strip 45 matched with the counterweight cavities 41 is further arranged on the supporting bottom frame 4, and the indication strip 45 is made of transparent materials convenient for observation; counter weight cavity 41 and counter weight structure 44 mutually support, increase the weight that supports underframe 4 department, and then improve fry transfer device and be being lifted by the hoist the equilibrium of process, avoid taking place the slope condition and prevent that the fry from escaping to improve the transportation effect of fry.

The counterweight structure 44 comprises a small submersible pump 441 and at least two port electromagnetic valves 442 connected with the counterweight port 43, the port electromagnetic valves 442 are further provided with pressure sensors 443 matched with the port electromagnetic valves, and one end of the outer side of the small submersible pump 441 is fixedly connected with a submersible filter screen 444 matched with the small submersible pump 441; the counterweight structure 44 is matched with the small submersible pump 441 and the port electromagnetic valve 442 to inject water into the counterweight cavity 41 to improve the counterweight or discharge the water in the counterweight cavity 41 to reduce the counterweight, so that the weight of the counterweight can be adjusted, and the diving filter screen 444 prevents foreign matters from entering the counterweight cavity 41 to influence the normal use of the counterweight structure 44.

The first supporting rod 51 and the lower support are hinged with each other through a hinge 55, a limiting shaft sleeve 56 in sliding connection with the first supporting rod 51 is sleeved on the lower portion of the first supporting rod 51, the limiting shaft sleeve 56 is clamped with the second supporting rod 52 when sliding downwards, the first supporting rod 51 and the second supporting rod 52 are kept on the same axial line, the limiting shaft sleeve 56 is separated from the second supporting rod 52 when sliding upwards, the first supporting rod 51 and the second supporting rod 52 can be folded, and a limiting sliding groove 561 and a limiting protrusion 521 which are matched with each other are respectively arranged on the limiting shaft sleeve 56 and the first supporting rod 51; the first supporting rod 51 and the second supporting rod 52 are hinged to each other through a hinge 55, so that the first supporting rod 51 and the second supporting rod 52 can be folded in a rotating mode, the limiting shaft sleeve 56 is clamped with the second supporting rod 52 when sliding downwards, the first supporting rod 51 and the second supporting rod 52 cannot rotate, the mechanical strength of the supporting frame body in use is guaranteed, the limiting shaft sleeve 56 is separated from the second supporting rod 52 when sliding upwards, the first supporting rod 51 and the second supporting rod 52 can be folded in a rotating mode, and the supporting frame body can be folded and stored when not in use, and therefore the storage space is reduced.

The working process is as follows: firstly, the upper end of a connecting main rope 61 is connected with a hook of a crane, the fry transferring device is wholly immersed in water, a counterweight structure 44 injects water into a counterweight cavity 41 to improve the overall counterweight, so that the fry transferring device can be fully immersed in water, after the fry enters the fry transferring device, the crane pulls the connecting main rope 61 to pull the fry transferring device out of the water surface and transfer the fry, meanwhile, a secondary rope motor 661 on the connecting device 6 adjusts the length according to the result of a level meter 68 to keep the whole device balanced, in addition, an oxygenation pump 8 works according to the dissolved oxygen concentration detected by a dissolved oxygen sensor 21 to improve the dissolved oxygen concentration so as to improve the fry survival rate, after the fry is successfully transferred, a limiting shaft sleeve 56 slides upwards to fold a first supporting rod 51 and a second supporting rod 52, and because the waterproof cloth bag 2 is made of flexible material, the fry transferring device can be wholly folded, reduce and deposit the volume, be convenient for accomodate and deposit.

A second embodiment is different from the first embodiment in that, as shown in fig. 6, a lifting groove 522 adapted to the first support rod 51 is formed in the second support rod 52, the first support rod 51 is inserted into the lifting groove 522, the first support rod 51 slides up and down in the lifting groove 522, one side of the lifting groove 522 is provided with a plurality of positioning holes 523 uniformly distributed, the other side of the lifting groove 522 is provided with a first limiting hole adapted to the first support rod 51, the first limiting hole is further provided with a limiting bolt 524 in threaded connection therewith, the first support rod 51 is provided with a plurality of second limiting holes 525 adapted to the limiting bolt 524, the first support rod 51 is further provided with a positioning groove adapted to the positioning hole 523, and a positioning fixture block 526 and a positioning spring adapted to the positioning groove are provided in the positioning groove; first bracing piece 51 and second bracing piece 52 realize flexible receipts through lift recess 522 and close, first bracing piece 51 and second bracing piece 52 are when stretching out and drawing back, cooperate each other in order to adjust the elasticity through locating hole 523 and location fixture block 526 earlier, spacing bolt 524 of rethread and the spacing hole 525 of second cooperate each other and fix, mechanical strength when first bracing piece 51 and second bracing piece 52 stretch out and draw back is improved, thereby guarantee that the braced frame body has sufficient mechanical strength when using, parking space can be dwindled when not using.

To sum up, the utility model discloses following beneficial effect has:

1. the supporting top frame 3 and the supporting bottom frame 4 can be folded in a non-use state through a plurality of foldable supporting components 5, so that the storage space is reduced, the storage is convenient, the auxiliary rope 63 and the auxiliary rope turntable 66 of the connecting device 6 are matched with the auxiliary rope motor 661 and the level gauge 68 to adjust the balance of the supporting frame body, the fish fry transporting device is prevented from being inclined in the hoisting process of the crane, and the fish fry transporting effect is ensured;

2. through the mutual matching of the drainage device 7 and the controller 69, when the electronic hanging scale 62 detects that the weight is too large, the water in the fry transferring device is properly discharged through the drainage pipe 71 and the drainage electromagnetic valve 72 so as to reduce the overall weight, and the main connecting rope 61 or the auxiliary connecting rope 63 on the connecting device 6 is prevented from being broken so as to ensure the fry transferring effect; and the inside and outside both sides evenly distributed dissolved oxygen sensor 21 of waterproof sack 2 to detect the dissolved oxygen concentration in the fry transfer device in the water area and the fry transfer device of now living of fry, and then control aquatic dissolved oxygen concentration through oxygenation pump 8, make the dissolved oxygen concentration in the fry transfer device keep always with original, thereby improve the survival rate in the fry transfer process.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a sea water is fry transfer device for box with a net breed, includes braced frame and connects string bag (1) and waterproof sack (2) of both sides about braced frame, its characterized in that: the supporting frame body comprises a supporting top frame (3) and a supporting bottom frame (4) which are arranged in parallel, the supporting top frame (3) and the supporting bottom frame (4) are connected with each other through a plurality of foldable supporting components (5), a connecting device (6) matched with the supporting top frame (3) is arranged above the supporting top frame (3), a connecting main rope (61) fixedly connected with the connecting device (6) is arranged at the upper end of the connecting device (6), an electronic hanging scale (62) matched with a crane lifting hook is fixedly connected at the upper end of the connecting main rope (61), a plurality of connecting auxiliary ropes (63) are arranged at the lower end of the connecting device (6) and connected with the supporting top frame (3) mutually, the connecting device (6) comprises a connecting shell (64) and a main rope turntable (65) and a plurality of auxiliary rope turntables (66) which are positioned in the connecting shell (64), and the main rope turntable (65) and the auxiliary rope turntables (66) are respectively coiled with the connecting main rope (61) and the connecting auxiliary rope (63), and be provided with main rope motor (651) and vice rope motor (661) respectively on main rope carousel (65) and vice rope carousel (66), the lower extreme of connecting casing (64) is provided with sample camera (67) and with level gauge (68) of connecting vice rope (63) looks adaptation, supporting component (5) are including first bracing piece (51) and second bracing piece (52) of mutual swing joint, and first bracing piece (51) and under bracing are connected with supporting top frame (3) and supporting underframe (4) respectively through setting up fixed knot and construct, fixed knot constructs including fixed block (53) and universal joint (54) that are connected with fixed block (53).

2. The fry transferring device for marine cage culture according to claim 1, characterized in that: the connecting device (6) further comprises a controller (69) positioned on the connecting shell (64), and the controller (69) is electrically connected with the electronic hanging scale (62), the main rope motor (651), the auxiliary rope motor (661) and the level gauge (68) respectively.

3. The fry transferring device for marine cage culture according to claim 2, characterized in that: the water-proof cloth bag is characterized in that a drainage device (7) matched with the controller (69) is arranged at the bottom of the water-proof cloth bag (2), the drainage device (7) comprises a drainage pipe (71) and a drainage electromagnetic valve (72) located in the drainage pipe (71), the drainage electromagnetic valve (72) is connected with the controller (69) in an electric signal mode, one-way stop valves (73) matched with the drainage electromagnetic valve (72) are arranged on the upper side and the lower side of the drainage electromagnetic valve (72), the drainage pipe (71) is fixedly connected to the water-proof cloth bag (2), and drainage filter screens (74) are arranged on the upper side and the lower side of the drainage pipe (71).

4. The fry transferring device for marine cage culture according to claim 3, wherein the fry transferring device comprises: a plurality of dissolved oxygen sensors (21) are uniformly distributed on the inner side and the outer side of the waterproof cloth bag (2), an oxygen increasing pump (8) matched with the waterproof cloth bag is arranged at the bottom of the waterproof cloth bag (2), the inlet end of the oxygen increasing pump (8) penetrates through the waterproof cloth bag (2), and the inlet end and the outlet end of the oxygen increasing pump (8) are both sleeved with an oxygen increasing filter screen (81).

5. The fry transferring device for marine cage culture according to claim 4, wherein the fry transferring device comprises: the inside of supporting underframe (4) is provided with a plurality of annular counter weight cavities (41), communicate each other through setting up counter weight solenoid valve (42) between counter weight cavity (41), at least one counter weight port (43) that are linked together rather than counter weight cavity (41) is seted up in the outside of supporting underframe (4), be provided with counter weight structure (44) rather than the looks adaptation on counter weight port (43), still be provided with on supporting underframe (4) and instruct strip (45) with counter weight cavity (41) looks adaptation, instruct strip (45) to adopt the transparent material of being convenient for to observe to make.

6. The fry transferring device for marine cage culture according to claim 5, wherein the fry transferring device comprises: the counterweight structure (44) comprises a small submersible pump (441) and port electromagnetic valves (442) connected with the counterweight port (43), the number of the counterweight ports (43) is at least two, the port electromagnetic valves (442) are further provided with pressure sensors (443) matched with the port electromagnetic valves, and one end of the outer side of the small submersible pump (441) is fixedly connected with a submersible filter screen (444) matched with the small submersible pump.

7. The fry transferring device for seawater cage culture as claimed in any one of claims 1 to 6, which is characterized in that: first bracing piece (51) and lower support are through setting up articulated elements (55) articulated connection each other, the lower part cover of first bracing piece (51) is equipped with rather than sliding connection's spacing axle sleeve (56), during spacing axle sleeve (56) lapse with mutual block of second bracing piece (52), first bracing piece (51) and second bracing piece (52) keep on same axial lead, spacing axle sleeve (56) break away from each other with second bracing piece (52) when upwards sliding, first bracing piece (51) and second bracing piece (52) can be folded mutually, be provided with spacing spout (561) and spacing arch (521) of looks adaptation on spacing axle sleeve (56) and first bracing piece (51) respectively.

8. The fry transferring device for seawater cage culture as claimed in any one of claims 1 to 6, which is characterized in that: the lifting groove (522) matched with the first supporting rod (51) is formed in the second supporting rod (52), the first supporting rod (51) penetrates through the lifting groove (522), the first supporting rod (51) slides up and down in the lifting groove (522), a plurality of uniformly distributed positioning holes (523) are formed in one side of the lifting groove (522), a first limiting hole matched with the first supporting rod (51) is formed in the other side of the lifting groove, a limiting bolt (524) in threaded connection with the first limiting hole is further arranged in the first limiting hole in an inserting mode, a plurality of second limiting holes (525) matched with the limiting bolt (524) are formed in the first supporting rod (51), a positioning groove matched with the positioning hole (523) is further formed in the first supporting rod (51), and a positioning clamping block (526) and a positioning spring matched with the positioning hole (523) are arranged in the positioning groove.