CN113016730B - Hook-net combined fishing method for sea fishing boat - Google Patents

Abstract

The invention discloses a hook-net combined fishing method for a sea fishing boat, and belongs to the technical field of marine methods. The fishing hook comprises a step S1-S5, wherein an installation seat structure is arranged between a fishhook structure and a fishing rod, when the fishhook structure is bitten and pulled by fish, the fishhook structure can transmit pulling force to a positioning elastic sheet structure, the positioning elastic sheet structure can release the limiting effect on an ejection transmission structure, after the ejection transmission structure releases the limitation, firstly, an ejection displacement touches a net body throwing structure to unfold a folding net body to cover the fish, secondly, self displacement power is transmitted to a tightening rope roller structure through a roller bearing structure after delay, and a net mouth of the unfolded folding net body is tightened by the tightening rope roller structure, so that fishing through hook net combination can be realized, and the success rate of on-hook fishing is effectively improved.

Description

Hook-net combined fishing method for sea fishing boat

Technical Field

The invention relates to the technical field of marine methods, in particular to a hook and net combined fishing method for a sea fishing boat.

Background

At present, when a fishing boat goes out of the sea to perform fishing operation, two operation modes of net casting and sea fishing are generally adopted to be performed simultaneously. Wherein in the sea fishing operation in-process, prior art has been equipped with automatically controlled automatic fishing device respectively in fishing boat both sides usually, utilizes electrical equipment's output torque automatic control to receive and release the fish tape promptly, and then realizes replacing a series of process actions that the manpower accomplished the fishing, has saved the manpower, treats when drawing fish to the surface of water more than, struggles broken fish line or fishhook for preventing fish dehydration struggle, and the rethread is artificial to live the fish pocket and draw to the deck with the pocket.

However, discover in the actual operation, receive and release the failure rate that the fish tape was carried out to fish through electrical equipment automatic control higher, compare promptly in traditional artifical acting as go-between, the on-hook fishing takes place fish more easily and moves about under water and breaks loose or break off the condition such as fish tape fishhook, and whole operating efficiency is not high, has also caused a large amount of wastes of bait and fishing tackle accessory in addition in laborsaving. Therefore, a hook-net combined fishing structure capable of effectively improving the fishing success rate on the basis of labor saving in on-hook fishing is urgently needed to be designed.

Disclosure of Invention

Therefore, the invention provides a hook-net combined fishing method for a sea fishing boat, which aims to solve the technical problems that the failure rate is high when fishing is carried out through automatic equipment, the overall fishing operation efficiency is low, and simultaneously, a large amount of bait and fishing gear accessories are wasted in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme:

a hook-net combined fishing method for sea fishing boats comprises the following steps:

s1: connecting the hook net combined fishing device with a fishing rod;

s2: the fishhook structure generates backward pulling force by the fish biting hook and transmits the pulling force to the positioning elastic sheet structure, and the limiting effect of the positioning elastic sheet structure on the ejection transmission structure is relieved under the action of the pulling force;

s3: the ejection transmission structure ejects and strikes the net body throwing structure after the limit is removed, and the net body throwing structure starts to unfold and fold the net body;

s4: the roller bearing structure generates pulling force to the roller bearing structure through the delayed ejection transmission structure, and the roller bearing structure enables the tightening rope roller structure to complete tightening of the net opening of the folded net body by means of the pulling force;

s5: and the ejection transmission structure and the net body throwing structure are integrated again.

Further, the specific process of step S1 is:

connecting a fishing rod connected with the rope roller body in the rope roller tightening structure with a fishing line and connecting the fishing rod with the fishing rod, and throwing the hook net combined fishing device with the fishhook structure underwater.

Further, the specific process of step S2 is:

when any fishhook of fishhook structure is bitten by fish, fishhook connection fish tape all receives backward pulling force and through the installation couple with pulling force transmission to the couple nose in the location shell fragment structure, the central point that the couple nose pulled the shell fragment portion puts, the whole backward displacement of shell fragment portion and drive each location slide wedge portion and take place the displacement of contracting inwards for location slide wedge portion deviates from in the locking spacing groove of ejecting the piece, removes the spacing effect of wedging into to ejecting the piece.

Further, the specific process of step S3 includes:

after the limiting effect of wedging of the ejection block is relieved, the spring body in the ejection transmission structure is relieved from compression in real time and rebounds rapidly, the resilience force of the spring body self pushes the limiting plate, the ejection block is further made to generate rapid displacement ejection, the displacement ejection of the ejection block strikes the net body limiting plate in the net body throwing structure, the net body limiting plate is further struck in the net body containing cavity by the ejection striking effect, and the net body starting block is made to fly out rapidly from the net body outlet.

Further, the specific process of step S3 further includes:

the net-unfolding starting block drives one end of the folding net body to be unfolded outside the fishhook structure, and meanwhile, the other end of the folding net body is kept in the net body accommodating cavity under the clamping limiting effect of the net body limiting plate and the net body outlet.

Further, the specific process of step S4 includes:

when the limiting plate is displaced, the inner transmission pull rod in the delay telescopic rod is synchronously pulled to displace, after the unfolding net body is driven by the net unfolding starting block to unfold, the inner transmission pull rod in the delay telescopic rod continuously slides in the delay displacement cavity under the resilience action of the spring body, the inner transmission pull rod pulls the outer transmission guide seat to synchronously displace after short-time sliding delay, and then the outer transmission guide seat drives the transmission screw rod shaft to displace through the connecting frame.

Further, the specific process of step S4 further includes:

when the transmission screw shaft displaces, the transmission screw shaft is matched with a nut block in the roller bearing structure to form a ball screw structure, linear motion of the transmission screw shaft is converted into rotary motion of the nut block, the nut block keeps rotating in situ under the positioning action of the bearing positioning outer ring, and meanwhile the nut block drives the bearing rotating inner ring to rotate in situ.

Further, the specific process of step S4 further includes:

the rotation action of the bearing rotating inner ring is further transmitted to a rope roller body in the rope roller tightening structure, so that the rope roller body synchronously rotates and starts to tighten a net mouth tightening rope; the net opening of the folding net body extends forwards to reach a preset distance from the rope roller body, and the net opening is tightened when the folding net body extends to a preset position under the combined action of winding and tightening the net opening tightening rope by combining the rope roller body.

Further, the specific process of step S5 includes:

pressing each ejection block to the original position again to enable the spring body to be compressed to the initial position correspondingly, and wedging the positioning wedge part at the side end of the ejection piece part into the stop limiting groove of the ejection block again to be kept fixed under the rebound action of the ejection piece part;

and in the process of returning the ejection block to the original position, the delay telescopic rod can automatically return to the original position along with the ejection block, and then the transmission screw shaft is driven to return to the original position through the delay telescopic rod through the connecting frame, and by means of the linear displacement effect of the transmission screw shaft, the bearing rotating inner ring in the roller bearing structure and the rope roller body in the rope roller tightening structure are correspondingly returned to the original positions.

Further, the specific process of step S5 further includes:

and overlapping the folded net body again, embedding the folded net body into the net body accommodating cavity again through the net body outlet, and embedding the drag reduction conical head in the net unfolding starting block into the net body outlet along the preset slide rail protrusion in a sliding manner again from top to bottom along the net body outlet.

The invention has the following beneficial effects:

according to the method, the mounting seat body structure is arranged between the fishhook structure and the fishing rod, when the fishhook structure is bitten and pulled by fishes, the fishhook structure can transmit pulling force to the positioning elastic sheet structure, the positioning elastic sheet structure is enabled to release the limiting effect on the ejection transmission structure, after the restriction is removed by the ejection transmission structure, firstly, the ejection displacement touches the net body throwing structure to unfold the folding net body to cover the fishes, secondly, the self displacement power is transmitted to the tightening rope roller structure through the roller bearing structure after being delayed, the net mouth of the unfolded folding net body is tightened by the work of the tightening rope roller structure, so that the fishing through the hook-net combination can be realized, and the success rate of the on-hook fishing is effectively improved.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly introduced, and the structures, the proportions, the sizes, and the like shown in the specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the modifications of any structures, the changes of the proportion relationships, or the adjustments of the sizes, without affecting the functions and the achievable purposes of the present invention, and still fall within the scope of the technical contents disclosed in the present invention.

Fig. 1 is one of schematic overall axial-view structures of a hook-net combined fishing device for a sea fishing vessel according to an embodiment of the present invention.

Fig. 2 is a second schematic diagram of the overall axial structure of the hook-net combined fishing device for sea fishing vessels according to the embodiment of the present invention.

Fig. 3 is an enlarged view of a structure of a hook-and-net combined fishing device for a sea fishing vessel according to an embodiment of the present invention at a point a in fig. 2.

Fig. 4 is an exploded view of a fishing net combined fishing device for a sea fishing vessel according to an embodiment of the present invention.

Fig. 5 is a schematic view of the position mounting structure of the ejection transmission structure and the positioning spring structure in the hook-net combined fishing device for the sea fishing vessel according to the embodiment of the invention.

Fig. 6 is a second exploded view of the combined fishing device for a sea fishing vessel and a net according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of a net body throwing structure in the hook-net combined fishing device for the sea fishing boat according to the embodiment of the invention.

Fig. 8 is a schematic structural view of a net tensioning power block in the hook-net combined fishing device for the sea fishing boat provided by the embodiment of the invention.

FIG. 9 is a schematic flow chart of a method for combined fishing with a hook net for a sea fishing boat according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

installation pedestal structure 1: the device comprises a base mounting seat 11, a first connecting rod body 12, a second connecting rod body 13, a connecting bolt 14, an ejection displacement cavity 15 and an auxiliary positioning block 16;

structure 2 is put in to the dictyosome: the net body throwing plate 21, the net body outlet 22, the net-spreading starting block 23, the starting strike block 231, the strike transmission rod 232, the drag reduction cone 233, the tightening rope penetrating hole 234, the folding net body 24, the net body accommodating cavity 25, the guide slide rail 26 and the net body limiting plate 27;

fishhook structure 3: a fishing hook 31, a fishing hook connecting fishing line 32 and a mounting hook 33;

the ejection transmission structure 4: the ejection block 41, the stop limit groove 411, the displacement positioning rod 42, the limit plate 43, the delay telescopic rod 44, the inner transmission pull rod 441, the outer transmission guide seat 442, the delay displacement cavity 443, the spring body 45, the connecting frame 46 and the transmission screw rod shaft 47;

roller bearing structure 5: a bearing positioning outer ring 51, a bearing rotating inner ring 52, a cylindrical roller frame 53 and a nut block 54;

tightening rope roller structure 6: the rope roller body 61, the net mouth tightening rope 62, the tightening and pulling part 621, the net mouth rope winding part 622 and the fishing rod connecting fishing line 63;

positioning spring plate structure 7: the elastic piece part 71, the positioning wedge part 72 and the hook nose 73.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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 present specification, the terms "upper", "lower", "left", "right" and "middle" are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the relative positions may be changed or adjusted without substantial technical change.

The embodiment of the invention provides a hook and net combined fishing device for a sea fishing and fishing ship, which is shown in the figures 1-8, and comprises a mounting seat structure 1, a net body throwing structure 2, a fishhook structure 3, an ejection transmission structure 4, a roller bearing structure 5, a tightening rope roller structure 6 and a positioning elastic sheet structure 7, wherein the net body throwing structure 2, the fishhook structure 3, the ejection transmission structure 4, the roller bearing structure 5, the tightening rope roller structure 6 and the positioning elastic sheet structure 7 are arranged on the mounting seat structure 1; be used for through locating between fishhook structure 3 and the fishing rod installation pedestal structure 1, when fishhook structure 3 is bitten the pulling by fish, fishhook structure 3 can be with drawing power transmission to location shell fragment structure 7, and make location shell fragment structure 7 remove the restriction to launching transmission structure 4, launch transmission structure 4 after removing the restriction, at first launch the displacement and touch and hit the dictyosome and put in structure 2 and expand folding dictyosome 24 and cover fish, secondly transmit self displacement power to tightening up rope roller structure 6 through roller bearing structure 5 after delaying, tighten up by tightening up the net gape that rope roller structure 6 work will expand back folding dictyosome 24, with this can realize jointly catching through the hook net, effectively promote the fishing success rate of loop wheel machine. The specific settings are as follows:

as shown in fig. 2, the installation base structure 1 includes a base installation base 11, one side end of the base installation base 11 is detachably and fixedly connected to the net body throwing structure 2, and a predetermined distance is left between the net body throwing structure 2 and the base installation base 11; the fastening means between the base mounting seat 11 and the net body throwing structure 2 includes, but is not limited to, detachable fastening and fastening, and bolt fastening.

The opposite side end rigid coupling of basic mount pad 11 is equipped with two at least head rod bodies 12, head rod body 12 is keeping away from the one end rigid coupling respectively of basic mount pad 11 is equipped with a second connecting rod body 13, two at least between the second connecting rod body 13 extends in opposite directions correspondingly, and two at least the second connecting rod body 13 all with roller bearing structure 5 looks rigid coupling for location roller bearing structure 5.

Specifically, a connecting bolt 14 is arranged between the second connecting rod body 13 and the first connecting rod body 12, and the connecting bolt 14 sequentially penetrates through the first connecting rod body 12 and the second connecting rod body 13 to fixedly connect the first connecting rod body 12 and the second connecting rod body 13, so as to improve the detachable flexibility of the roller bearing structure 5.

As shown in fig. 4, the fishing hook structure 3 includes a fishing hook 31, a fishing hook connecting fishing line 32 and a mounting hook 33; wherein, the fishing hook 31 is positioned at one side end of the net body throwing structure 2 departing from the base installation seat 11; one end of the fishhook connecting fishing line 32 is connected with the fishing hook 31, and the fishhook connecting fishing line 32 passes through the other end of the net body throwing structure 2 and is connected with the mounting hook 33; the mounting hook 33 is in transmission connection with the positioning elastic sheet structure 7; the backward pulling force of the fishing hook 31 caused by the fish biting can be effectively transmitted to the positioning elastic sheet structure 7 through the fishing hook connecting fishing line 32 and the mounting hook 33, so that the positioning elastic sheet structure 7 can release the restriction on the ejection transmission structure 4 in real time.

As shown in fig. 5 to 6, a plurality of U-shaped auxiliary positioning blocks 16 arranged in an array are fixedly connected to one side end of the base mounting seat 11 facing the net body throwing structure 2; the positioning elastic piece structure 7 comprises an elastic piece part 71, positioning wedge parts 72 and a hook nose 73, wherein the elastic piece part 71 is a multidirectional V-shaped elastic piece, and the elastic piece part 71 is fixedly connected with the positioning wedge parts 72 in a one-to-one correspondence manner at each facing side far away from the center; the positioning wedge parts 72 respectively correspond to the auxiliary positioning blocks 16 arranged in an array one by one, and the positioning wedge parts 72 can be sequentially wedged into the auxiliary positioning blocks 16 and the ejection transmission structure 4 by virtue of the elastic action of the ejection sheet part 71; hook nose 73 rigid coupling is located bullet piece portion 71 orientation the central point that 2 sides of structure were put in to the dictyosome puts in puts, installation couple 33 with detachable rigid coupling between the hook nose 73 for can transmit to hook nose 73 through the installation couple 33 with the backward pulling force that receives, and further transmit to bullet piece portion 71 through hook nose 73, make the whole backward displacement of bullet piece portion 71 and take place the shrink, and then location wedge portion 72 removes the wedging limiting displacement to launching transmission structure 4 along with the shrink of bullet piece portion 71.

With reference to fig. 5, a plurality of ejection displacement cavities 15 are formed in the base mounting seat 11, and the plurality of ejection displacement cavities 15 are arranged in an array and are located outside the plurality of auxiliary positioning blocks 16 in a one-to-one correspondence manner; the ejection transmission structure 4 comprises an ejection block 41, a displacement positioning rod 42, a limiting plate 43, a delay telescopic rod 44, a spring body 45, a connecting frame 46 and a transmission screw rod shaft 47; the ejection blocks 41 are provided with a plurality of ejection blocks 41, the ejection blocks 41 are respectively arranged at the opening positions of the ejection displacement cavities 15 facing one end of the net body throwing structure 2 in a one-to-one correspondence manner, the positioning elastic sheet structure 7 is matched with the ejection blocks 41, and the positioning elastic sheet structure 7 can limit the displacement of the ejection blocks 41; one end of the displacement positioning rod 42 is fixedly connected with the ejection block 41, the other end of the displacement positioning rod 42 extends into the ejection displacement cavity 15, and the other end of the displacement positioning rod 42 is fixedly connected with the limiting plate 43; the limiting plate 43 is slidably arranged inside the ejection displacement cavity 15, and is used for limiting the ejection displacement position of the ejection block 41 through the limiting plate 43; one end of the delay telescopic rod 44 is fixedly connected with one side end of the limiting plate 43 departing from the displacement positioning rod 42; the spring body 45 is sleeved in the outside of the delay telescopic rod 44, the spring body 45 is located at one side end of the ejection displacement cavity 15 and between the limiting plates 43, compression energy storage for the spring body 45 is formed by the limiting plates 43 and one side end of the ejection displacement cavity 15, the positioning elastic sheet structure 7 is enabled to eject the limiting plates 43 and the ejection blocks 41 connected with the limiting plates 43 and the delay telescopic rod 44 quickly after the displacement limiting effect on the ejection blocks 41 is removed, and the spring body 45 can release elastic potential energy of itself instantly so that the ejection blocks 41 generate ejection triggering force for the net body throwing structure 2.

Specifically, the delay telescopic rod 44 comprises an inner transmission pull rod 441, an outer transmission guide seat 442 and a delay displacement cavity 443; one end of the inner transmission pull rod 441 is fixedly connected with one side end of the limiting plate 43 away from the displacement positioning rod 42, a delay displacement cavity 443 is formed inside the outer transmission guide seat 442, the other end of the inner transmission pull rod 441 extends to the outside of the ejection displacement cavity 15, and the other end of the inner transmission pull rod 441 is in sliding fit with the delay displacement cavity 443; when the positioning spring structure 7 is used for limiting the displacement of the ejection block 41, the slidable displacement distance of the limiting plate 43 in the ejection displacement cavity 15 is greater than the slidable displacement distance of the inner transmission pull rod 441 in the delay displacement cavity 443; when the limiting plate 43 and the ejection block 41 and the delay telescopic rod 44 connected to the limiting plate 43 are ejected rapidly, the inner transmission pull rod 441 synchronously slides in the delay displacement cavity 443 without generating synchronous transmission force on the outer transmission guide seat 442 in the first half of the displacement of the limiting plate 43, and the inner transmission pull rod 441 can drive the outer transmission guide seat 442 to synchronously displace in the second half of the displacement of the limiting plate 43, so that the displacement power of the limiting plate 43 and the ejection block 41 can be delayed and transmitted to the outer transmission guide seat 442, and the closing starting action of the folding net body 24 can be delayed after the opening action is started.

The connecting frame 46 is fixedly connected to the plurality of outer transmission guide seats 442, and the transmission screw shaft 47 is fixedly connected to the connecting frame 46 through bolts, so that the transmission screw shaft 47 can generate synchronous displacement along with the driving displacement action of the inner transmission pull rod 441 on the outer transmission guide seats 442.

The drive screw shaft 47 is screwed to the roller bearing arrangement 5, so that the linear displacement action of the drive screw shaft 47 can be transmitted to the roller bearing arrangement 5.

Specifically, referring to fig. 3, the roller bearing structure 5 includes a bearing positioning outer ring 51, a bearing rotating inner ring 52, a cylindrical roller frame 53 and a nut block 54; the bearing positioning outer ring 51 is fixedly connected with at least two second connecting rod bodies 13, so that the bearing positioning outer ring 51 is kept fixed; the nut block 54 is screwed to the drive screw shaft 47, and the bearing rotating inner ring 52 is fixed to the nut block 54 so that the bearing rotating inner ring 52 can rotate by the nut block 54; the cylindrical roller frame 53 is arranged between the bearing positioning outer ring 51 and the bearing rotating inner ring 52; so that the bearing rotating inner ring 52 can maintain stable rotation in situ when the transmission screw shaft 47 is displaced.

With continued reference to fig. 2 to 3, the rope-tightening roller structure 6 includes a rope roller body 61 and a net-mouth tightening rope 62 wound around the rope roller body 61; the rope roller body 61 is fixedly connected with the bearing rotating inner ring 52, so that the rope roller body 61 can synchronously rotate along with the bearing rotating inner ring 52, and the net mouth tightening rope 62 arranged on the folding net body 24 can be tightened or loosened; the rope roller body 61 is provided with a connecting block at the center of one side end departing from the roller bearing structure 5 in a rotating manner, and the connecting block is fixedly connected with a fishing rod connecting fishing line 63 and is used for connecting the fishing rod connecting fishing line 63 with an external fishing rod structure through the fishing rod.

As shown in fig. 6 to 8, the net body throwing structure 2 includes a net body throwing plate 21, a net body outlet 22, a net unfolding starting block 23, a folding net body 24, a net body accommodating cavity 25, a guide slide rail 26 and a net body limiting plate 27; the net body throwing plate 21 is fixedly connected with the foundation mounting seat 11 in the mounting seat structure 1, the net body accommodating cavity 25 is annularly formed in one side end, facing the foundation mounting seat 11, of the net body throwing plate 21, and the ejection blocks 41 correspond to the net body accommodating cavity 25; and the net body accommodating cavity 25 is respectively provided with openings at the positions corresponding to the ejection blocks 41,

the inner cavity wall of the net body accommodating cavity 25 is provided with a guide slide rail 26 corresponding to the opening, the net body limiting plate 27 is correspondingly arranged in the opening, and the net body limiting plate 27 is in sliding fit with the guide slide rail 26, so that when the ejection block 41 touches the net body limiting plate 27, the net body limiting plate 27 can be displaced along the guide slide rail 26; the net body outlet 22 is annularly arranged at one side end of the net body throwing plate 21, which is back to the base mounting seat 11, the net body outlet 22 is communicated with the net body accommodating cavity 25, and the net body outlet 22 is provided with an angle inclining towards the direction far away from the center of the net body throwing plate 21; the net-spreading starting block 23 is slidably arranged at the net body outlet 22; one end of the folding net body 24 is fixedly connected with the net body limiting plate 27, the other end of the folding net body 24 is fixedly connected with the net unfolding starting block 23, so that the ejection block 41 can receive the transmission impact effect from the net body limiting plate 27 and then further emit outwards along the net body outlet 22, the other end of the folding net body 24 is pulled by the ejection block 41 to gradually expand, and one end of the folding net body 24 is limited by the net body limiting plate 27 and is kept in the net body accommodating cavity 25.

Specifically, the exhibition net starting block 23 comprises a starting strike block 231, a strike transmission rod 232, a drag reduction cone 233 and a tightening rope through-connection hole 234; the starting impact block 231 is fixedly connected with the other end of the folding net body 24, and the starting impact block 231 is used for receiving impact action from the net body limiting plate 27; the impact transmission rod 232 is fixedly connected between the starting impact block 231 and the drag reduction cone head 233; the drag reduction cone 233 is slidably disposed at the net body outlet 22, and the drag reduction cone 233 is provided with the tightening rope through hole 234. The net gape tightening rope 62 comprises a tightening pulling part 621 and a net gape rope winding part 622; net gape wire winding portion 622 passes each in proper order the hole 234 is worn and is formed the latch closure to the tightening rope of drag reduction conical head 233, just net gape wire winding portion 622 the latch closure stay cord end with tighten up pulling portion 621 and link to each other, tighten up pulling portion 621 and around locating rope roller body 61 is used for so realizing when rope roller body 61 is rotatory to be packed up and tighten up pulling portion 621, tightens up pulling portion 621 and can stimulate the latch closure stay cord end of net gape wire winding portion 622 and further drive a plurality of drag reduction conical head 233 and folding dictyosome 24 and receive.

As shown in fig. 9, a method for combined fishing of a hook net for a sea fishing boat comprises the following steps:

s1: the fishing boat is connected with the fishing rod by the hook-net combined fishing device.

Specifically, a fishing rod connecting fishing line 63 connected with the rope roller body 61 in the tightening rope roller structure 6 is connected with a fishing rod, and the hook-net combined fishing device with the fishhook structure 3 is thrown underwater together.

S2: the fishhook structure 3 is pulled backwards and transmits the pulling force to the positioning elastic sheet structure 7, and the limiting effect of the positioning elastic sheet structure 7 on the ejection transmission structure 4 is relieved under the action of the pulling force.

Specifically, when fish bites any one of the fishing hooks 31 of the fishing hook structure 3, the fishing hook connecting fishing line 32 is subjected to backward pulling force and transmits the pulling force to the hook nose 73 in the positioning elastic sheet structure 7 through the mounting hook 33, the hook nose 73 pulls the central position of the elastic sheet part 71, the elastic sheet part 71 is integrally displaced backward and drives each positioning wedge part 72 to generate inward contraction displacement, so that the positioning wedge parts 72 are separated from the stop limit grooves 411 of the ejection blocks 41, and the wedging limit effect on the ejection blocks 41 is released.

S3: after the limit of the ejection transmission structure 4 is released, the net body throwing structure 2 is ejected and struck, and the net body throwing structure 2 begins to unfold and fold the net body 24.

Specifically, after the wedging limiting effect on the ejection block 41 is removed, the spring body 45 in the ejection transmission structure 4 is released from compression and rebounds rapidly in real time, the self resilience force of the spring body 45 pushes the limiting plate 43, the ejection block 41 is further enabled to generate rapid displacement ejection, the displacement ejection of the ejection block 41 strikes the net body limiting plate 27 in the net body throwing structure 2, the net body limiting plate 27 is further struck in the net body accommodating cavity 25 by the ejection striking effect, and the net-expanding starting block 23 is enabled to fly out from the net body outlet 22 rapidly.

The net-unfolding starting block 23 drives one end of the folding net body 24 to start unfolding outside the fishhook structure 3, and meanwhile, the other end of the folding net body 24 is kept in the net body containing cavity 25 under the clamping limiting effect of the net body limiting plate 27 and the net body outlet 22.

S4: the delayed ejection transmission structure 4 generates a pulling force to the roller bearing structure 5, and the roller bearing structure 5 enables the tightening rope roller structure 6 to tighten the net opening of the folding net body 24 by means of the pulling force.

Specifically, when the position limiting plate 43 is displaced, the inner transmission rod 441 in the delay telescopic rod 44 is synchronously pulled to displace, after the unfolding of the foldable net body 24 is driven by the net unfolding starting block 23, the inner transmission rod 441 in the delay telescopic rod 44 continuously slides in the delay displacement cavity 443 under the rebounding action of the spring body 45, and after a short sliding delay, the inner transmission rod 441 pulls the outer transmission guide seat 442 to synchronously displace, so that the outer transmission guide seat 442 drives the transmission screw shaft 47 to displace through the connecting frame 46.

When the transmission screw shaft 47 displaces, the transmission screw shaft 47 cooperates with the nut block 54 in the roller bearing structure 5 to form a ball screw structure, the linear motion of the transmission screw shaft 47 is converted into the rotational motion of the nut block 54, the nut block 54 keeps rotating in situ under the positioning action of the bearing positioning outer ring 51, and the nut block 54 drives the bearing rotating inner ring 52 to rotate in situ.

The rotation of the bearing rotating inner ring 52 is further transmitted to the rope roller body 61 in the rope roller structure 6, so that the rope roller body 61 synchronously rotates and starts to tighten the net mouth tightening rope 62; when the net opening of the folding net body 24 extends forwards to reach a preset distance from the rope roller body 61, the net opening is tightened when the folding net body 24 extends to a preset position under the combined action of winding and tightening the net opening tightening rope 62 by combining the rope roller body 61.

S5: and the ejection transmission structure 4 and the net body throwing structure 2 are integrated again.

Specifically, the fishing rod is pulled by the fishing rod to connect the fishing line 63, so that the fishes jointly caught by the hook net and the hook net are pulled to the deck of the ship body, and the corresponding fishes are taken down.

And (3) pressing each ejection block 41 to the original position again, so that the spring body 45 is correspondingly compressed to the initial position, and meanwhile, under the rebound action of the elastic sheet part 71, the positioning wedge part 72 at the side end of the elastic sheet part 71 is wedged into the stop limiting groove 411 of the ejection block 41 again to be kept fixed.

And in the process that the ejection block 41 returns to the original position, the delay telescopic rod 44 can automatically return to the original position along with the ejection block 41, and then the transmission screw shaft 47 is driven to return to the original position through the delay telescopic rod 44 via the connecting frame 46, and by means of the linear displacement action of the transmission screw shaft 47, the bearing rotating inner ring 52 in the roller bearing structure 5 and the rope roller body 61 in the tightening rope roller structure 6 are correspondingly returned to the original positions.

And (3) overlapping the folded net body 24 again, embedding the folded net body 24 back into the net body accommodating cavity 25 through the net body outlet 22 again, and embedding the drag reduction cone 233 in the net unfolding starting block 23 back into the net body outlet 22 along the preset slide rail bulges along the upper and lower sides of the net body outlet 22 in a sliding manner again.

Therefore, the method for fishing the sea fishing boat by combining the hook net and the fishing net is completed.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (5)

1. A hook-net combined fishing method for sea fishing boats is characterized by comprising the following steps:

s1: connecting the hook net combined fishing device with a fishing rod;

s2: the fishhook structure generates backward pulling force by the fish biting hook and transmits the pulling force to the positioning elastic sheet structure, and the limiting effect of the positioning elastic sheet structure on the ejection transmission structure is relieved under the action of the pulling force;

s3: the ejection transmission structure ejects and strikes the net body throwing structure after the limit is removed, and the net body throwing structure starts to unfold and fold the net body;

after the wedging limiting function of the ejection block is removed, the spring body in the ejection transmission structure is decompressed and rebounded rapidly in real time, the limiting plate is pushed by the self rebounding force of the spring body, the ejection block is further made to generate rapid displacement ejection, and the displacement ejection of the ejection block touches the net body limiting plate in the net body throwing structure;

the net body limiting plate is subjected to ejection impact and further impacts the net-spreading starting block in the net body accommodating cavity, so that the net-spreading starting block quickly flies out from the net body outlet; the net unfolding starting block drives one end of the folding net body to start unfolding on the outer side of the fishhook structure, and meanwhile, the other end of the folding net body is kept in the net body accommodating cavity under the clamping limiting effect of the net body limiting plate and the net body outlet;

s4: the roller bearing structure generates pulling force to the roller bearing structure through the delayed ejection transmission structure, and the roller bearing structure enables the tightening rope roller structure to complete tightening of the net opening of the folded net body by means of the pulling force;

when the limiting plate is displaced, the inner transmission pull rod in the delay telescopic rod is synchronously pulled to displace, after the unfolding net body is driven by the net unfolding starting block to be unfolded, the inner transmission pull rod in the delay telescopic rod continuously slides in the delay displacement cavity under the resilience action of the spring body, the inner transmission pull rod pulls the outer transmission guide seat to synchronously displace after short-time sliding delay, and then the outer transmission guide seat drives the transmission screw rod shaft to displace through the connecting frame; when the transmission screw shaft displaces, the transmission screw shaft is matched with a nut block in a roller bearing structure to form a ball screw structure, linear motion of the transmission screw shaft is converted into rotary motion of the nut block, the nut block keeps rotating in situ under the positioning action of a bearing positioning outer ring, and meanwhile, the nut block drives a bearing rotating inner ring to rotate in situ;

the rotation action of the bearing rotating inner ring is further transmitted to a rope roller body in the rope roller tightening structure, so that the rope roller body synchronously rotates and starts to tighten a net mouth tightening rope; when the net opening of the folding net body extends forwards to reach a preset distance from the rope roller body, the net opening is tightened when the folding net body extends to a preset position under the combined action of winding and tightening the net opening tightening rope by combining the rope roller body;

s5: and the ejection transmission structure and the net body throwing structure are integrated again.

2. The method for fishing the sea fishing for the fishing boat by the hook net combination according to claim 1, wherein the step S1 comprises the following steps:

connecting a fishing rod connected with the rope roller body in the rope roller tightening structure with a fishing line and connecting the fishing rod with the fishing rod, and throwing the hook net combined fishing device with the fishhook structure underwater.

3. The method for fishing the sea fishing for the fishing boat by the hook net combination according to claim 2, wherein the step S2 comprises the following steps:

when any fishhook of fishhook structure is bitten by fish, fishhook connection fish tape all receives backward pulling force and through the installation couple with pulling force transmission to the couple nose in the location shell fragment structure, the central point that the couple nose pulled the shell fragment portion puts, the whole backward displacement of shell fragment portion and drive each location slide wedge portion and take place the displacement of contracting inwards for location slide wedge portion deviates from in the locking spacing groove of ejecting the piece, removes the spacing effect of wedging into to ejecting the piece.

4. The method for fishing the combination of the fishing net for the sea fishing boat according to claim 3, wherein the step S5 comprises the following steps:

pressing each ejection block to the original position again to enable the spring body to be compressed to the initial position correspondingly, and wedging the positioning wedge part at the side end of the ejection piece part into the stop limiting groove of the ejection block again to be kept fixed under the rebound action of the ejection piece part;

and in the process of returning the ejection block to the original position, the delay telescopic rod can automatically return to the original position along with the ejection block, and then the transmission screw shaft is driven to return to the original position through the delay telescopic rod through the connecting frame, and by means of the linear displacement effect of the transmission screw shaft, the bearing rotating inner ring in the roller bearing structure and the rope roller body in the rope roller tightening structure are correspondingly returned to the original positions.

5. The method for fishing the combination of the fishing net for the sea fishing boat according to claim 4, wherein the specific process of the step S5 further comprises:

and overlapping the folded net body again, embedding the folded net body into the net body accommodating cavity again through the net body outlet, and embedding the drag reduction conical head in the net unfolding starting block into the net body outlet along the preset slide rail protrusion in a sliding manner again from top to bottom along the net body outlet.

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