CN116473028A - Cage fishing device capable of freely lifting - Google Patents

Abstract

The invention relates to the field of cage fishing, in particular to a cage fishing device capable of freely lifting, which comprises a fishing barrel, a floating ring, a fish storage barrel, a fixing ring, a moving ring and a lifting mechanism, wherein the floating ring is arranged at the top of the fishing barrel; the fishing device comprises a fishing barrel, a fishing hole, a fish storage barrel, a fish feeding hole, a fish escape preventing mechanism and a fish guiding mechanism, wherein the fishing hole is arranged on the fishing barrel; the fixed ring and the movable ring are arranged above the inside of the fishing barrel, and an annular fishing net is arranged between the movable ring and the fixed ring; the lifting mechanism is arranged on the floating ring and used for adjusting the position of the movable ring; the fixed ring is provided with a closing mechanism which can seal and open the inside of the fixed ring; the fish catching barrel top is provided with the shutoff mechanism that can seal the fish catching barrel opening, prevents escaping the mechanism and can avoid fish to escape, through the cooperation of lifting mechanism, closing mechanism and shutoff mechanism, collects the in-process to fish, can continue to catch, avoids frightening the fish swarm.

Description

Cage fishing device capable of freely lifting

Technical Field

The invention relates to the field of cage fishing, in particular to a cage fishing device capable of freely lifting.

Background

The kinds of net boxes are classified into closed and open net boxes according to the assembly mode of the box body and whether a cover net exists. The net cage is arranged in the water area with large stormy waves or the water surface needing overwintering, and the closed net cage is generally adopted for cultivating filter-feeding fishes; the open net cage is generally adopted for cultivating edible fishes or fish seeds in the water area with small stormy waves. The net box is divided into a rectangular shape, a square shape, a polygonal shape and a round shape; the method is divided into three types of fixed type, floating type and sinking type according to the arrangement mode of the net cage

Chinese patent: CN112293357B discloses a cultivation device which can catch the cultivated fish in the net cage by opening, closing and lifting. The clearance of inside bracket sets up in the outer frame, and the outer frame plays fixed, connects each subassembly and keeps stable effect, installs the elevating gear at the outer frame and is used for pulling the lift of inside bracket to accomplish the action of fishing, inside bracket is used for bearing string bag and opening and shutting device, and opening and shutting device is used for controlling the opening and shutting of string bag, and string bag and opening and shutting device linkage are used for fishing the crowd. The net bag is closed during fishing and separated during other periods.

In this application, at the in-process of fishing, only through the closure of string bag to catch the fish, at the in-process of closure like this, there is the fish to receive the frightening, thereby lead to the fish of catching less, and at the in-process that removes, the fish probably can drop from the string bag, and after single fishing is accomplished, the string bag upwards transports, can surprise the fish swarm, can produce the influence to the fishing afterwards like this.

Disclosure of Invention

To the problem that prior art exists, provide a can freely go up and down net cage fishing device, thereby avoid fish to escape through preventing escaping the mechanism, through closing mechanism, shutoff mechanism, fishing section of thick bamboo, deposit a fish section of thick bamboo, solid fixed ring and the cooperation of removing the ring to realize carrying out the in-process of transportation to fish, can continue to catch, thereby improve and catch the effect, avoid frightening the fish crowd.

In order to solve the problems in the prior art, the invention adopts the following technical scheme:

the net cage fishing device capable of freely lifting comprises a fishing barrel, a floating ring, a fish storage barrel, a fixed ring, a movable ring and a lifting mechanism, wherein the fishing barrel is arranged in a vertical state;

the outer wall of the bottom of the fishing barrel is provided with a plurality of fishing holes at equal intervals along the circumferential direction, the fish storage barrel is arranged at the center of the inside of the fishing barrel in a vertical state, the outer wall of the bottom of the fish storage barrel is provided with a plurality of fish inlet holes corresponding to the fishing holes, and an escape preventing mechanism only for unidirectional movement of fish is arranged between the inner wall of the fishing barrel and the outer wall of the fish storage barrel;

the fixed ring is arranged in the fishing barrel in a horizontal state and is positioned at the upper end of the fish storage barrel, the movable ring is arranged at the upper end of the fixed ring and is coaxially arranged with the fixed ring, and an annular fishing net is arranged between the movable ring and the fixed ring;

the lifting mechanism is arranged at the top of the floating ring and is used for adjusting the position of the movable ring in the vertical direction;

the fixed ring is also provided with a closing mechanism which can seal and open the inside of the fixed ring;

the top of the fishing barrel is provided with a plugging mechanism which can open and seal the opening of the fishing barrel along with the movement of the movable ring.

Preferably, the closure mechanism comprises a closure plate; the outer wall mirror image of the fixed ring is provided with two strip-shaped cuts, the center of the top inner wall of each strip-shaped cut is provided with a strip-shaped guide groove, and the length direction of the strip-shaped guide groove faces the center of the fixed ring;

the two closing plates are respectively arranged in the corresponding strip-shaped cuts, the top of the closing plate is provided with a strip-shaped guide block, and the strip-shaped guide block can be slidably arranged in the corresponding strip-shaped guide groove.

Preferably, the moving ring is provided with an adjusting mechanism capable of driving the two closing plates toward and away from each other.

Preferably, the adjusting mechanism comprises a first servo motor and a transmission shaft; the edge of the top of the fixed ring can be rotationally provided with a rotating ring, the position, close to the strip-shaped guide groove, of the inner wall of the top of each strip-shaped notch is provided with a placing groove, the connecting gear can be rotationally arranged in each placing groove, the connecting gear is arranged in a horizontal state, one side, close to the placing groove, of each strip-shaped guide block is provided with a plurality of first tooth grooves along the length direction, and the connecting gear is meshed with the first tooth grooves of the corresponding strip-shaped guide block;

a rotating rod extending vertically upwards is arranged at the center of the top of each connecting gear, and penetrates through the fixed ring and is provided with a transmission gear; the inner wall of the rotating ring is provided with a plurality of second tooth grooves along the circumferential direction, and the transmission gear is meshed with the second tooth grooves of the rotating ring;

the first servo motor is arranged at the top of the fixed ring in a vertical state, one end of the transmission shaft is connected with an output shaft of the servo motor, the other end of the transmission shaft penetrates through the fixed ring and is provided with a driving gear, and the driving gear is meshed with a second tooth slot of the rotating ring.

Preferably, the plugging mechanism comprises a sealing disc, a mounting block, a collision strip and a reset assembly; the sealing disc is arranged in the fish storage barrel, two connecting shafts are arranged on the outer wall mirror image of the sealing disc, two placing holes are formed in the inner wall mirror image of the top of the fish storage barrel, and the connecting shafts can be rotatably arranged in the corresponding placing holes;

the two installation blocks are arranged on the outer wall of the fish storage barrel in a mirror image mode in a horizontal state;

a rectangular notch is formed in one side of each mounting block, close to the fish storage barrel, and a first perforation is formed in the inner wall of one side, far away from the fish storage barrel, of each rectangular notch;

the top of each mounting block is provided with a mounting plate, two slots are arranged on the mounting plate, the two abutting strips are arranged in the corresponding slots in a vertical state and can slide, a third tooth socket is arranged on each abutting strip along the length direction, a plurality of gear teeth are arranged on one end, extending out of the fish storage barrel, of each connecting shaft along the circumferential direction, and the gear teeth are meshed with the third tooth sockets of the corresponding abutting strips;

the reset components are arranged on the corresponding connecting shafts and used for keeping the sealing disc in a horizontal state.

Preferably, each reset assembly includes a reset torsion spring; the reset torsion spring is arranged on the corresponding connecting shaft and positioned inside the corresponding rectangular notch.

Preferably, the lifting mechanism comprises a plate, a winding shaft and a traction rope; the outer wall mirror image of the movable ring is provided with two guide blocks, the plate is arranged at the top of the floating ring, the inner wall mirror images at the two sides of the plate are provided with guide sliding grooves, and the guide blocks can be slidably arranged in the corresponding guide sliding grooves;

the winding shaft is arranged at the top of the plate in a horizontal state and can rotate, a traction rope is arranged at the top of each guide block, and the traction rope passes through the plate and is wound on the winding shaft.

Preferably, the escape prevention mechanism comprises a inverted beard cage; the inverted beard cages are arranged in an equidistant manner along the circumferential direction of the fish storage barrel and positioned between the outer wall of the fish storage barrel and the inner wall of the fishing barrel; the larger one end of the inverted beard cage diameter is arranged at the position corresponding to the fishing hole, and the smaller one section of the inverted beard cage diameter is arranged at the position corresponding to the fishing hole.

Preferably, the bottom of the fishing barrel is provided with a plurality of first water passing holes, and the fish storage barrel is provided with a plurality of second water passing holes.

Preferably, the bottom of the fishing barrel is provided with a counterweight ring.

Compared with the prior art, the beneficial effects of this application are:

1. this application is through being provided with the beard cage that falls, can avoid fish to flee when catching fish to cooperation through closure plate, first servo motor and connecting axle to can be to. The inside of fixed ring is shutoff and is opened to gather together the fish that enters into in the annular fishing net, through shaped plate, connecting axle and haulage rope's cooperation, thereby can make the removal ring can freely go up and down, thereby be convenient for the staff collect.

2. This application is through sealing disk, installation piece, conflict strip and reset assembly's cooperation, when solid fixed ring contacts conflict strip, the sealing disk rotates to can open the open end that deposits the fish section of thick bamboo, fish can enter into annular fishing net in, thereby classify, when gu fixed ring is in conflict strip separation, under reset torsion spring's torsion effect, sealing disk can be to the shutoff of the opening that deposits the fish section of thick bamboo, thereby avoid the in-process that gu fixed ring transported fish, deposit fish in the fish section of thick bamboo and escape everywhere.

Drawings

FIG. 1 is a perspective view of a free lifting cage fishing apparatus;

FIG. 2 is a perspective view II of a cage fishing device capable of freely lifting;

FIG. 3 is a perspective cross-sectional view of a free-lifting cage fishing apparatus;

FIG. 4 is an exploded perspective view of a fish storage drum and plugging mechanism in a free-lifting cage fishing apparatus;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is an enlarged view of a portion of FIG. 4 at B;

FIG. 7 is a perspective view of a fishing barrel, a fish storage barrel and an escape prevention mechanism in a freely liftable cage fishing apparatus;

FIG. 8 is a perspective view of a stationary ring, a movable ring, an adjustment mechanism and a closure mechanism in a freely liftable cage fishing apparatus;

FIG. 9 is a perspective view of a retaining ring in a freely liftable cage fishing apparatus;

FIG. 10 is an exploded perspective view of a free lifting cage fishing device securing ring, moving ring and closure mechanism;

FIG. 11 is a perspective view of a closure plate and drive gears in a free-lifting cage fishing apparatus;

fig. 12 is a perspective view of a lifting mechanism and a movable ring in a freely liftable cage fishing device.

The reference numerals in the figures are:

1-a fishing barrel; 11-a floating ring; 12-fishing holes; 13-a first water passing hole; 14-a counterweight ring;

2-a fish storage barrel; 21-fish feeding holes; 22-placing holes; 23-a second water passing hole;

3-fixing ring; 31-annular fishing net; 32-connecting rods; 33-a strip-shaped incision; 331-a bar-shaped guide groove; 332-placing a groove; 333-connecting gears; 334-turning the lever; 335-a drive gear; 34-rotating a ring; 341-second gullet;

4-moving the ring; 41-mounting holes; 42-a guide block;

5-a lifting mechanism; 51- plate; 511-a guide chute; 512-a second servo motor; 52-a winding shaft; 53-hauling rope;

6-an escape prevention mechanism; 61-a beard pouring cage;

7-a closing mechanism; 71-a closure plate; 711 bar-shaped guide blocks; 712-first gullet;

8-a plugging mechanism; 81-sealing discs; 811-a connecting shaft; 812-gear teeth; 82-mounting blocks; 821-rectangular cut; 822-first perforation; 823-mounting plates; 824-slots; 83-an interference bar; 831-third gullet; 832-a conflict tray; 84-resetting the assembly; 841-reset torsion spring;

9-an adjusting mechanism; 91-a first servo motor; 92-a transmission shaft; 921-a drive gear;

Detailed Description

The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.

Referring to fig. 1 to 12, a cage fishing device capable of freely lifting comprises a fishing barrel 1 and a floating ring 11, wherein the fishing barrel 1 is arranged in a vertical state, the floating ring 11 is arranged at the top of the fishing barrel 1 in a horizontal state and is arranged coaxially with the fishing barrel 1, and the cage fishing device further comprises a fishing barrel 2, a fixed ring 3, a movable ring 4 and a lifting mechanism 5; a plurality of fishing holes 12 are formed in the outer wall of the bottom of the fishing barrel 1 at equal intervals along the circumferential direction, the fish storage barrel 2 is arranged at the center of the inside of the fishing barrel 1 in a vertical state, a plurality of fish inlet holes 21 corresponding to the fishing holes 12 are formed in the outer wall of the bottom of the fish storage barrel 2, and an escape preventing mechanism 6 which only allows fish to move unidirectionally is arranged between the inner wall of the fishing barrel 1 and the outer wall of the fish storage barrel 2; the fixed ring 3 is horizontally arranged in the fishing barrel 1 and positioned at the upper end of the fish storage barrel 2, the movable ring 4 is arranged at the upper end of the fixed ring 3 and is coaxially arranged with the fixed ring 3, and an annular fishing net 31 is arranged between the movable ring 4 and the fixed ring 3; the lifting mechanism 5 is arranged at the top of the floating ring 11 and is used for adjusting the position of the movable ring 4 in the vertical direction; the fixed ring 3 is also provided with a closing mechanism 7 which can seal and open the inside of the fixed ring 3; the top of the fishing barrel 1 is provided with a blocking mechanism 8 which can open and seal the opening of the fishing barrel 1 along with the movement of the movable ring 4.

The worker adds bait for attracting fish into the fish storage barrel 2, then, the whole device is placed on the water surface, the fishing barrel 1 floats on the water surface in a horizontal state through the floating ring 11, a plurality of connecting rods 32 extending vertically upwards are arranged at the top of the fixed ring 3 along the circumferential direction, a plurality of mounting holes 41 are arranged on the movable ring 4, one ends of the connecting rods 32 far away from the fixed ring 3 are arranged in the corresponding mounting holes 41, two nuts are respectively arranged on the top and the bottom of the movable ring 4 on each connecting rod 32, the connecting rods 32 are fixed with the movable ring 4 through the two nuts, thereby being convenient for the worker to detach and replace annular nets 31 with different specifications, the fishing barrel 1 is positioned below the water surface, a plugging mechanism 8 arranged at the top of the fishing barrel 1 and a closing mechanism 7 arranged at the fixed ring 3 are respectively opened at the moment, the inner ring of the fixed ring 3 is connected with the opening end of the fish storage barrel 2, the movable ring 4, the fixed ring 3, the annular fishing net 31 and the closing mechanism 7 form a net box for accommodating fish, the fish is attracted by baits, a plurality of fishing holes 12 arranged along the outer wall of the fishing barrel 1 move towards the direction corresponding to the fish inlet holes 21, a plurality of escape preventing mechanisms 6 are arranged between the inner wall of the fishing barrel 1 and the outer wall of the fish storage barrel 2, the escape preventing mechanisms 6 are arranged between the corresponding fishing holes 12 and the corresponding fish inlet holes 21, so that the fish escape is avoided, the fishing success rate is improved, after a period of capturing, the closing mechanism 7 is adjusted, the closing mechanism 7 can seal the inside of the fixed ring 3, so that the fish entering the annular fishing net 31 is prevented from falling from the inner ring of the fixed ring 3 in the moving process, then, the lifting mechanism 5 is adjusted, the lifting mechanism 5 drives the movable ring 4 to move in the vertical direction, along with the removal of the movable ring 4, the shutoff mechanism 8 can seal the open end of the fishing barrel 1 to avoid fish to move around, the lifting mechanism 5 pulls out the fishing barrel 1 with the fixed ring 3 and the movable ring 4, thereby realizing the free lifting of the net cage, the staff of being convenient for collect the fish of fishing completion, through the setting of the fish storage barrel 2 and the fishing barrel 1, can avoid the net cage to produce the startle to nearby fish at the in-process of removal.

Referring to fig. 8 to 11, the closing mechanism 7 includes a closing plate 71; the outer wall of the fixed ring 3 is provided with two strip-shaped cuts 33 in a mirror image mode, a strip-shaped guide groove 331 is formed in the center of the inner wall of the top of each strip-shaped cut 33, and the length direction of the strip-shaped guide groove 331 faces the center of the fixed ring 3; the two closing plates 71 are respectively arranged in the corresponding strip-shaped notches 33, the top of the closing plate 71 is provided with a strip-shaped guide block 711, and the strip-shaped guide block 711 can be slidably arranged in the corresponding strip-shaped guide groove 331.

When the inside of solid fixed ring 3 and the open end intercommunication of depositing fish section of thick bamboo 2, two closure plates 71 are located the position of keeping away from solid fixed ring 3 center department respectively to be located fish and enter into annular fishing net 31 and dodge, when need carry out drawing to solid fixed ring 3, two closure plates 71 are close to each other, the last bar guide block 711 of closure plate 71 is close to each other along corresponding bar incision 33, thereby guarantee the stability that closure plate 71 removed, when two closure plates 71 contradict each other, two closing plates can carry out the shutoff to the inside of solid fixed ring 3, thereby avoid carrying out the in-process that draws the mechanism 5 to move, fish drops from the inner ring of solid fixed ring 3.

Referring to fig. 8 to 11, the moving ring 4 is provided with an adjusting mechanism 9 capable of driving the two closing plates 71 toward and away from each other; the adjusting mechanism 9 comprises a first servo motor 91 and a transmission shaft 92; the top edge of the fixed ring 3 is rotatably provided with a rotating ring 34, the top inner wall of each strip-shaped notch 33 is provided with a placing groove 332 close to the strip-shaped guide groove 331, a connecting gear 333 is rotatably arranged in each placing groove 332, the connecting gear 333 is arranged in a horizontal state, one side of each strip-shaped guide block 711 close to the placing groove 332 is provided with a plurality of first tooth grooves 712 along the length direction, and the connecting gear 333 is meshed with the first tooth grooves 712 of the corresponding strip-shaped guide block 711; a rotating rod 334 extending vertically upwards is arranged at the center of the top of each connecting gear 333, and the rotating rod 334 penetrates through the fixed ring 3 and is provided with a transmission gear 335; a plurality of second tooth grooves 341 are formed in the inner wall of the rotating ring 34 along the circumferential direction, and the transmission gear 335 is meshed with the second tooth grooves 341 of the rotating ring 34; the first servo motor 91 is arranged at the top of the fixed ring 3 in a vertical state, one end of the transmission shaft 92 is connected with an output shaft of the servo motor, the other end of the transmission shaft 92 penetrates through the fixed ring 3 and is provided with a driving gear 921, and the driving gear 921 is meshed with the second tooth groove 341 of the rotating ring 34.

The first servo motor 91 is adjusted by the staff, the first servo motor 91 rotates, along with the rotation of the first servo motor 91, thereby driving the transmission shaft 92 to rotate, along with the rotation of the transmission shaft 92, the driving gear 921 drives the rotating ring 34 meshed with the driving gear 921 to rotate, the rotating ring 34 rotates along the axis of the fixed ring 3, the second tooth grooves 341 on the inner wall of the rotating ring 34 are respectively meshed with the driving gears 335, thereby driving the two driving gears 335 to synchronously rotate, along with the synchronous rotation of the two driving gears 335, thereby driving the corresponding connecting gears 333 to rotate, the connecting gears 333 are meshed with the first tooth grooves 712 on the strip-shaped guide block 711, and the two sealing plates are driven to be close to or far away from each other, so that the inside of the fixed ring 3 is blocked and opened.

Referring to fig. 3-6, the plugging mechanism 8 includes a sealing disk 81, a mounting block 82, an interference bar 83, and a reset assembly 84; the sealing disc 81 is arranged in the fish storage barrel 2, two connecting shafts 811 are arranged on the outer wall mirror image of the sealing disc 81, two placing holes 22 are arranged on the inner wall mirror image of the top of the fish storage barrel 2, and the connecting shafts 811 can be rotatably arranged in the corresponding placing holes 22; two mounting blocks 82 are arranged, and the two mounting blocks 82 are arranged on the outer wall of the fish storage barrel 2 in a mirror image mode in a horizontal state; a rectangular notch 821 is formed in one side, close to the fish storage barrel 2, of each mounting block 82, a first perforation 822 is formed in the inner wall of one side, far away from the fish storage barrel 2, of each rectangular notch 821, and one end, extending out of the fish storage barrel 2, of each connecting shaft 811 is rotatably arranged in the corresponding first perforation 822; the top of each mounting block 82 is provided with a mounting plate 823, the mounting plate 823 is provided with slots 824, two abutting strips 83 are arranged on the mounting plate 823, the abutting strips 83 are arranged in the corresponding slots 824 in a vertical state in a sliding mode, each abutting strip 83 is provided with a third tooth socket 831 along the length direction, one end, extending out of the fish storage barrel 2, of each connecting shaft 811 is provided with a plurality of gear teeth 812 along the circumferential direction, and the gear teeth 812 are meshed with the third tooth sockets 831 of the corresponding abutting strips 83; there are two sets of reset assemblies 84, and the reset assemblies 84 are disposed on the corresponding connecting shafts 811 and serve to maintain the sealing disc 81 in a horizontal state.

The internal diameter of solid fixed ring 3 is the same with the internal diameter of removing ring 4, the internal diameter of solid fixed ring 3 is greater than the diameter of depositing a fish section of thick bamboo 2, thereby every conflict strip 83 top is provided with conflict dish 832, thereby improve the area of contact of conflict strip 83 in solid fixed ring 3 through conflict dish 832, when gu fixed ring 3 contacts conflict dish 832, under the action of gravity, thereby make two conflict strips 83 can remove along corresponding slot 824, along with the removal of conflict strip 83, tooth 812 meshing on the third tooth socket 831 on the conflict strip 83 and the corresponding connecting axle 811, thereby drive conflict dish 832 and can rotate along the axis direction of connecting axle 811, thereby open the open end of depositing a fish section of thick bamboo 2, make the fish can enter into the box with a net through depositing the opening of a fish section of thick bamboo 2, when gu fixed ring 3 moves towards the direction of keeping away from a fish section of thick bamboo 2, under reset assembly 84's cooperation, sealing plate 81 resumes the horizontality, thereby avoid in the in-process of pulling the box with a net, fish moves around.

Referring to fig. 4 and 5, each reset assembly 84 includes a reset torsion spring 841; the return torsion spring 841 is disposed on the corresponding connection shaft 811 and is located inside the corresponding rectangular cutout 821.

At solid fixed ring 3 and conflict dish 832 contact, conflict strip 83 drives connecting axle 811 and rotates to make sealing plate 81 can be vertical state setting, at this moment, reset torsion spring 841 produces torsion, and when solid fixed ring 3 moved to the direction of keeping away from conflict dish 832, gu fixed ring 3 and conflict dish 832 separation can make sealing plate 81 resume the horizontality under reset torsion spring 841's torsion effect, thereby carries out the shutoff to the opening of depositing fish section of thick bamboo 2.

Referring to fig. 3 and 12, the pulling mechanism 5 includes a plate 51, a winding shaft 52, and a pulling rope 53; the outer wall mirror image of the movable ring 4 is provided with two guide blocks 42, the plate 51 is arranged at the top of the floating ring 11, the inner wall mirror images of the two sides of the plate 51 are provided with guide sliding grooves 511, and the guide blocks 42 can be slidably arranged in the corresponding guide sliding grooves 511; the winding shaft 52 is rotatably arranged at the top of the plate 51 in a horizontal state, a traction rope 53 is arranged at the top of each guide block 42, and the traction rope 53 passes through the plate 51 and is wound on the winding shaft 52.

The outer wall of one side of shaped plate 51 is provided with second servo motor 512, second servo motor 512 is used for driving the roll-up shaft 52 to rotate, along with the rotation of second servo motor 512, roll-up shaft 52 twines haulage rope 53, make the length of haulage rope 53 reduce, through under the cooperation of guide block 42 and guide chute 511, make the box with a net that shift ring 4, solid fixed ring 3, closure plate 71 and annular fishing net 31 formed, can keep the vertical direction to carry out stable removal, avoid it to produce and rock, when the box with a net moves to shaped plate 51 inside upper end, adjust first servo motor 91, along with the start of first servo motor 91, thereby keep away from two closure plates 71 each other, thereby the staff of being convenient for takes out the fish in the box with a net.

Referring to fig. 3 and 7, the escape prevention mechanism 6 includes a inverted whisker cage 61; the inverted beard cages 61 are multiple, and the inverted beard cages 61 are equidistantly arranged along the circumferential direction of the fish storage barrel 2 and are positioned between the outer wall of the fish storage barrel 2 and the inner wall of the fishing barrel 1; the larger diameter end of the inverted beard cage 61 is arranged at the position corresponding to the fishing hole 12, and the smaller diameter section of the inverted beard cage 61 is arranged at the position corresponding to the fishing hole 21.

Through setting up the beard cage 61 that falls between fishing hole 12 and advance fish hole 21, fish enters into the beard cage 61 through fishing hole 12, later on, enters into the inside of a fish storage section of thick bamboo 2 through the beard cage 61, owing to the particularity of beard cage 61 to avoid fish to swim out from the beard cage 61, can more efficient catch fish.

Referring to fig. 2, 3 and 7, the bottom of the fishing barrel 1 is provided with a plurality of first water passing holes 13, and the fish storage barrel 2 is provided with a plurality of second water passing holes 23.

Through the arrangement of the first water passing holes 13 and the second water passing holes 23, the flow of the water body in the fish storage barrel 2 is ensured in the fishing process, and the survival rate of fish is improved.

Referring to fig. 1 and 2, the bottom of the fishing barrel 1 is provided with a weight ring 14.

Through being provided with the counter weight ring 14, when fishing barrel 1 floats on the surface of water under the buoyancy effect of floating ring 11, the counter weight ring 14 of setting up in fishing barrel 1 bottom can make whole fishing barrel 1 keep vertical state setting to fishing barrel 1's stability avoids it to produce the slope because of the surface of water is undulant.

The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (10)

1. The net cage fishing device capable of freely lifting comprises a fishing barrel (1) and a floating ring (11), wherein the fishing barrel (1) is arranged in a vertical state, the floating ring (11) is arranged at the top of the fishing barrel (1) in a horizontal state and is coaxially arranged with the fishing barrel (1), and the net cage fishing device is characterized by further comprising a fishing barrel (2), a fixed ring (3), a movable ring (4) and a lifting mechanism (5);

a plurality of fishing holes (12) are formed in the outer wall of the bottom of the fishing barrel (1) at equal intervals along the circumferential direction, the fish storage barrel (2) is arranged at the center of the inside of the fishing barrel (1) in a vertical state, a plurality of fish inlet holes (21) corresponding to the fishing holes (12) are formed in the outer wall of the bottom of the fish storage barrel (2), and an escape preventing mechanism (6) only for one-way movement of fish is arranged between the inner wall of the fishing barrel (1) and the outer wall of the fish storage barrel (2);

the fixed ring (3) is horizontally arranged in the fishing barrel (1) and is positioned at the upper end of the fish storage barrel (2), the movable ring (4) is arranged at the upper end of the fixed ring (3) and is coaxially arranged with the fixed ring (3), and an annular fishing net (31) is arranged between the movable ring (4) and the fixed ring (3);

the lifting mechanism (5) is arranged at the top of the floating ring (11) and is used for adjusting the position of the movable ring (4) in the vertical direction;

the fixed ring (3) is also provided with a closing mechanism (7) which can seal and open the inside of the fixed ring (3);

the top of the fishing barrel (1) is provided with a blocking mechanism (8) which can open and seal the opening of the fishing barrel (1) along with the movement of the movable ring (4).

2. A freely liftable cage fishing device according to claim 1, characterized in that the closing mechanism (7) comprises a closing plate (71);

the outer wall of the fixed ring (3) is provided with two strip-shaped cuts (33) in a mirror image mode, a strip-shaped guide groove (331) is formed in the center of the inner wall of the top of each strip-shaped cut (33), and the length direction of the strip-shaped guide groove (331) faces the center of the fixed ring (3);

the two closing plates (71) are respectively arranged in the corresponding bar-shaped notches (33), bar-shaped guide blocks (711) are arranged at the tops of the closing plates (71), and the bar-shaped guide blocks (711) can be slidably arranged in the corresponding bar-shaped guide grooves (331).

3. A freely liftable cage fishing device according to claim 2, characterized in that the moving ring (4) is provided with an adjusting mechanism (9) which can drive the two closing plates (71) towards and away from each other.

4. A freely liftable cage fishing device according to claim 3, characterized in that the adjusting mechanism (9) comprises a first servomotor (91) and a drive shaft (92);

the rotary ring (34) is rotatably arranged at the top edge of the fixed ring (3), the placement grooves (332) are arranged at the positions, close to the strip-shaped guide grooves (331), of the inner wall of the top of each strip-shaped notch (33), connecting gears (333) are rotatably arranged in each placement groove (332), the connecting gears (333) are horizontally arranged, a plurality of first tooth grooves (712) are formed in one side, close to the placement grooves (332), of each strip-shaped guide block (711), in the length direction, and the connecting gears (333) are meshed with the first tooth grooves (712) of the corresponding strip-shaped guide blocks (711);

a rotating rod (334) extending vertically upwards is arranged at the center of the top of each connecting gear (333), and the rotating rod (334) passes through the fixed ring (3) and is provided with a transmission gear (335); a plurality of second tooth grooves (341) are formed in the inner wall of the rotating ring (34) along the circumferential direction, and the transmission gear (335) is meshed with the second tooth grooves (341) of the rotating ring (34);

the first servo motor (91) is arranged at the top of the fixed ring (3) in a vertical state, one end of the transmission shaft (92) is connected with an output shaft of the servo motor, the other end of the transmission shaft (92) penetrates through the fixed ring (3) and is provided with a driving gear (921), and the driving gear (921) is meshed with a second tooth groove (341) of the rotating ring (34).

5. A freely liftable cage fishing device according to claim 2, characterized in that the blocking mechanism (8) comprises a sealing disc (81), a mounting block (82), an abutment bar (83) and a reset assembly (84);

the sealing disc (81) is arranged inside the fish storage barrel (2), two connecting shafts (811) are arranged on the outer wall mirror image of the sealing disc (81), two placing holes (22) are arranged on the inner wall mirror image of the top of the fish storage barrel (2), and the connecting shafts (811) can be rotatably arranged in the corresponding placing holes (22);

two mounting blocks (82) are arranged, and the two mounting blocks (82) are arranged on the outer wall of the fish storage barrel (2) in a mirror image mode in a horizontal state;

a rectangular notch (821) is formed in one side of each mounting block (82) close to the fish storage barrel (2), a first perforation (822) is formed in the inner wall of one side of each rectangular notch (821) far away from the fish storage barrel (2), and one end of a connecting shaft (811) extending out of the fish storage barrel (2) can be rotatably arranged in the corresponding first perforation (822);

each mounting block (82) is provided with a mounting plate (823), each mounting plate (823) is provided with two slots (824), each abutting strip (83) is arranged in the corresponding slot (824) in a vertical state in a sliding mode, each abutting strip (83) is provided with a third tooth socket (831) along the length direction, one end, extending out of the fish storage barrel (2), of each connecting shaft (811) is provided with a plurality of gear teeth (812) along the circumferential direction, and the gear teeth (812) are meshed with the third tooth sockets (831) corresponding to the abutting strips (83);

the reset components (84) are arranged on the corresponding connecting shafts (811) and used for keeping the sealing disc (81) in a horizontal state.

6. A free-lifting cage fishing apparatus as claimed in claim 5 wherein each reset assembly (84) includes a reset torsion spring (841);

the return torsion spring (841) is disposed on the corresponding connection shaft (811) and inside the corresponding rectangular cutout (821).

7. A freely liftable cage fishing device according to claim 1, characterized in that the lifting mechanism (5) comprises a plate (51), a winding shaft (52) and a hauling rope (53);

the outer wall mirror image of the movable ring (4) is provided with two guide blocks (42), a plate (51) is arranged at the top of the floating ring (11), the inner wall mirror images at two sides of the plate (51) are provided with guide sliding grooves (511), and the guide blocks (42) can be slidably arranged in the corresponding guide sliding grooves (511);

the winding shaft (52) is arranged at the top of the plate (51) in a horizontal state in a rotatable mode, a traction rope (53) is arranged at the top of each guide block (42), and the traction rope (53) passes through the plate (51) to be wound on the winding shaft (52).

8. A freely liftable cage fishing device according to claim 1, characterized in that the escape prevention means (6) comprise a inverted beard cage (61);

the plurality of inverted beard cages (61) are arranged at equal intervals along the circumferential direction of the fish storage barrel (2) and are positioned between the outer wall of the fish storage barrel (2) and the inner wall of the fishing barrel (1);

one end of the inverted beard cage (61) with larger diameter is arranged at the position corresponding to the fishing hole (12), and one section of the inverted beard cage (61) with smaller diameter is arranged at the position corresponding to the fishing hole (21).

9. The net cage fishing device capable of freely lifting according to claim 1, wherein a plurality of first water passing holes (13) are formed in the bottom of the fishing barrel (1), and a plurality of second water passing holes (23) are formed in the fish storage barrel (2).

10. A freely liftable cage fishing device according to claim 1, characterized in that the bottom of the fishing barrel (1) is provided with a counterweight ring (14).