阅读说明：本技术 一种捕捞用吊杆结构及其使用方法 (Fishing hanging rod structure and using method thereof ) 是由 廖吕斌 朱齐丹 王明丽 孙辉 于宏圣 王林 王强 宁学东 冯小宁 王晓琳 于 2021-06-11 设计创作，主要内容包括：本发明提供一种捕捞用吊杆结构及其使用方法,属于船舶吊杆技术领域,该捕捞用吊杆结构包括船体,船体的上端开设有船舱,船舱的内壁通过多个连接块固定连接有滑动杆；吊杆机构,吊杆机构和滑动杆之间滑动连接实现吊杆机构可以围绕滑动杆实现移动；以及捕捞笼机构,捕捞笼机构连接于吊杆机构的下侧实现对捕捞笼的卡接,本装置能够调节位置和角度,同时拥有捕捞网和捕捞笼,方便使用节省了人力。(The invention provides a fishing suspender structure and a using method thereof, belonging to the technical field of ship suspenders, the fishing suspender structure comprises a ship body, wherein the upper end of the ship body is provided with a cabin, and the inner wall of the cabin is fixedly connected with a sliding rod through a plurality of connecting blocks; the suspender mechanism is connected with the sliding rod in a sliding manner, so that the suspender mechanism can move around the sliding rod; and catch the cage mechanism, catch the cage mechanism and connect the downside that connects in jib mechanism and realize the joint to catching the cage, this device can adjusting position and angle, possess simultaneously catches the net and catches the cage, facilitates the use and has saved the manpower.)

1. The utility model provides a davit structure for fishing which characterized in that includes:

the ship comprises a ship body (1), wherein a cabin (4) is arranged at the upper end of the ship body (1), and the inner wall of the cabin (4) is fixedly connected with a sliding rod (2) through a plurality of connecting blocks;

the suspender mechanism (5), the suspender mechanism (5) and the sliding rod (2) are connected in a sliding way, so that the suspender mechanism (5) can move around the sliding rod (2); and

a catching cage mechanism (6), wherein the catching cage mechanism (6) is connected to the lower side of the suspender mechanism (5) to realize the clamping connection of the catching cage.

2. The fishing boom structure of claim 1, wherein: the suspender mechanism (5) comprises a bottom rod (501), a cross rod (504), a rectangular groove (506), a catching net (507), a spring groove (508), a first rotating wheel (515), a traction rope (518), a second rotating wheel (516), an automatic trolley (517), a sliding assembly, an adjusting assembly and an ejection assembly, wherein the automatic trolley (517) is connected to the lower part of the circumferential surface of the sliding rod (2) in a sliding manner, the bottom rod (501) is fixedly connected to the upper end of the automatic trolley (517), the cross rod (504) is movably hinged to the upper end of the bottom rod (501) through a hinge shaft, the rectangular groove (506) is arranged at the left end of the cross rod (504), the moving rod (505) is connected to the rectangular groove (506) in a sliding manner through the sliding assembly, the spring groove (508) is arranged at the left end of the moving rod (505), the catching net (507) is connected to the spring groove (508) in a sliding manner, and the ejection assembly is arranged on the right inner wall of the spring groove (508), catch and drag net (507) and ejection subassembly contact and realize outwards ejecting, the left end of horizontal pole (504) and bottom bar (501) is fixedly connected with first runner (515) and second runner (516) respectively, haulage rope (518) fixed connection is in the right-hand member of catching and dragging net (507), and the right-hand member of haulage rope (518) runs through the right-hand member of horizontal pole (504) and fixed connection in the circumferential surface of second runner (516), haulage rope (518) transmission is connected in the circumferential surface of first runner (515) and second runner (516).

3. A fishing boom structure according to claim 2, wherein: sliding assembly includes gear groove (511), first gear (510) and first motor, the lower inner wall in rectangular channel (506) is seted up in gear groove (511), first motor groove has been seted up to the back inner wall in gear groove (511), first motor fixed connection is in the back inner wall in first motor groove, first gear (510) fixed connection is in the output of first motor, tooth's socket (512) have been seted up to the lower extreme of carriage release lever (505), mesh between first gear (510) and tooth's socket (512).

4. A fishing boom structure according to claim 3, wherein: the adjusting part comprises a protection tube (502), a push rod (503), a first screw rod (514) and a second motor, the first screw rod (514) is fixedly connected to the left end of the bottom rod (501) through a triangular block, a second motor groove is formed in the upper end of the triangular block, a second motor is fixedly connected to the lower inner wall of the second motor groove, the first screw rod (514) is fixedly connected to the output end of the second motor, the push rod (503) is connected to the circumferential surface of the first screw rod (514) through a first screw rod nut and is connected to the inner side of the protection tube (502) in a sliding mode, and the upper end of the push rod (503) is fixed to the lower end of the cross rod (504).

5. The fishing boom structure of claim 4, wherein: the ejection assembly comprises a first spring (509) and a push plate (519), the first spring (509) is fixedly connected to the right inner wall of the spring groove (508), the push plate (519) is fixedly connected to the left end of the first spring (509), a group of limiting mechanisms are arranged on the front inner wall and the rear inner wall of the spring groove (508) to enable the first spring (509) to be in a compressed state, each limiting mechanism comprises a second gear (520), a second screw rod (522), a clamping block (523) and a third gear (524), the second gear (520) is rotatably connected to the front end of the moving rod (505), the second screw rod (522) is fixedly connected to the rear inner wall of the second gear (520), and the rear end of the second screw rod (522) rotatably penetrates the front inner wall of the spring groove (508) and extends forwards, the clamping block (523) is connected to the circumferential surface of the second screw rod (522) in a sliding mode through a second screw rod nut; a third motor (521) is arranged in the moving rod (505), and two output ends of the third motor (521) are respectively connected with two third gears (524) through two connecting rods.

6. The fishing boom structure of claim 5, wherein: the fishing cage mechanism (6) comprises a hoisting plate (601), a mounting plate (602), two clamping blocks (603), two first hanging rods (604), a rectangular hole (605), two second springs (606), two second hanging rods (607), two supporting rods (608) and two sliding blocks (612), wherein the hoisting plate (601) is fixedly connected to the lower end of a cross rod (504) through the two second hanging rods (607), the mounting plate (602) is fixedly connected to the lower end of the hoisting plate (601) through the two round rods, the rectangular hole (605) is formed in the upper end of the mounting plate (602), the limiting rods are fixedly connected between the front inner wall and the rear inner wall of the rectangular hole (605), the two sliding blocks (612) are both slidably connected to the circumferential surface of the limiting rods, the two second springs (606) are respectively fixedly connected to the front inner wall and the rear inner wall of the rectangular hole (605), and the circumferential surfaces of the two round rods are slidably connected with sliding plates, the two support rods (608) are respectively and movably hinged to the upper ends of the two sliding blocks (612) through hinge shafts, the sliding plate is movably hinged to the upper ends of the two support rods (608) through hinge shafts, and the two clamping blocks (603) are respectively and fixedly connected to the lower ends of the two sliding blocks (612) through four first suspension rods (604).

7. The fishing boom structure of claim 6, wherein: the upper end fixedly connected with fourth motor (611) of hoist and mount board (601), the output of fourth motor (611) rotates and runs through the lower extreme and the fixedly connected with third lead screw (610) of hoist and mount board (601), the circumferential surface of third lead screw (610) has through third screw-nut sliding connection and presses the briquetting, the lower extreme that presses the briquetting contacts with the upper end of sliding plate, two the circumferential surface of round bar all overlaps and is equipped with third spring (609), two the upper and lower both ends of third spring (609) are fixed with between the end that is close to mutually of mounting panel (602) and sliding plate respectively.

8. The fishing boom structure of claim 7, wherein: a telescopic rod is arranged in the first spring (509), and the left end and the right end of the telescopic rod are respectively fixed with the right end of the push plate (519) and the right inner wall of the spring groove (508).

9. The fishing boom structure of claim 8, wherein: the lower inner wall fixedly connected with slide rail (3) of cabin (4), automotive vehicle (517) sliding connection is in slide rail (3).

10. A use method of a fishing hanging rod is characterized in that any one of 1-9 of the fishing hanging rod structure is used, and the method comprises the following steps:

s1: starting an automatic trolley (517), wherein the automatic trolley (517) moves on the lower inner wall of the cabin (4), the automatic trolley (517) drives the suspender mechanism (5) and the catching cage mechanism (6) to move, and the automatic trolley (517) is stopped when the suspender mechanism (5) and the catching cage mechanism (6) reach proper positions;

s2: step S1, the second motor is started after the step S1 is completed, the second motor drives the first screw rod (514) to rotate, along with the rotation of the first screw rod (514), the first screw rod (514) drives the push rod (503) to move upwards, the push rod (503) pushes the cross rod (504), and the angle of the cross rod (504) is adjusted;

s3: step S2, starting the first motor after the step S2, wherein the first motor drives the first gear (510) to rotate, and the first gear (510) drives the movable rod (505) to move leftwards along with the rotation of the first gear (510);

s4: step S3 is completed, the third motor (521) is started, the third motor (521) drives the two third gears (524) to rotate, the two third gears (524) drive the two second gears (520) to rotate, the two second screw rods (522) start to rotate along with the rotation of the two second gears (520), the two second screw rods (522) drive the two fixture blocks (523) to move away from each other, the two fixture blocks (523) have no limiting force on the push plate (519), the first spring (509) drives the push plate (519) to pop out leftwards due to the elastic return of the first spring, and the push plate (519) pushes the fishing net (507) to pop out outwards for fishing;

s5: when the fishing cage needs to be placed, a fourth motor (611) is started, the fourth motor (611) drives a third screw rod (610) to rotate, the third screw rod (610) drives a pressing block to move downwards, the pressing block presses a sliding plate to slide downwards, the pressing block presses two supporting rods (608), the two supporting rods (608) slide towards the direction far away from the other side, two clamping blocks (603) are opened, when the fourth motor (611) rotates reversely, the pressing block moves upwards, the two sliding blocks (612) move towards the direction close to the other side, and the two clamping blocks (603) are close to the other side until the fishing cage is fixed.

Technical Field

The invention belongs to the technical field of ship suspenders, and particularly relates to a suspender structure for fishing and a use method thereof.

Background

The suspender on the ship is a component of a suspender device, and the suspender device is a cargo lifting device consisting of a suspender, a lifting column, a cargo lifting rigging, a winch and other components. The boom device can be classified into a light type and a heavy type according to a lifting load. Booms with a safety workload equal to or less than 10 x 9.8kN are referred to as light booms and booms with a safety workload s.w.l greater than 10 x 9.8kN are referred to as heavy booms.

The suspender on the ship is generally fixed at a certain position and can not move, and the fishing net and the fishing cage can not be owned simultaneously, so that the fishing net is not sensitive and convenient enough in use, and the fishing efficiency is influenced.

Disclosure of Invention

The invention aims to provide a fishing suspender structure and a using method thereof, and aims to solve the problems that a suspender on a ship in the prior art is generally fixed at a certain position and cannot move, a fishing net and a fishing cage cannot be owned at the same time, the fishing net and the fishing cage are not sensitive and convenient to use in use, and the fishing efficiency is influenced.

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

a boom structure for fishing, comprising:

the upper end of the ship body is provided with a cabin, and the inner wall of the cabin is fixedly connected with a sliding rod through a plurality of connecting blocks;

the suspender mechanism is connected with the sliding rod in a sliding way, so that the suspender mechanism can move around the sliding rod; and

and the catching cage mechanism is connected to the lower side of the suspender mechanism to realize the clamping connection of the catching cage.

As a preferable scheme of the invention, the suspender mechanism comprises a bottom rod, a cross rod, a rectangular groove, a catching net, a spring groove, a first rotating wheel, a traction rope, a second rotating wheel, an automatic trolley, a sliding assembly, an adjusting assembly and an ejection assembly, wherein the automatic trolley is connected to the lower part of the circumferential surface of the sliding rod in a sliding manner, the bottom rod is fixedly connected to the upper end of the automatic trolley, the cross rod is movably hinged to the upper end of the bottom rod through a hinge shaft, the rectangular groove is formed in the left end of the cross rod, the moving rod is connected into the rectangular groove in a sliding manner through the sliding assembly, the spring groove is formed in the left end of the moving rod, the catching net is connected into the spring groove in a sliding manner, the ejection assembly is arranged on the right inner wall of the spring groove, the catching net is in contact with the ejection assembly to realize outward ejection, the first rotating wheel and the second rotating wheel are respectively and fixedly connected to the left ends of the cross rod and the bottom rod, the haulage rope fixed connection is in the right-hand member of catching the net, and the right-hand member of haulage rope runs through the right-hand member of horizontal pole and fixed connection in the circumferential surface of second runner, the haulage rope transmission is connected in the circumferential surface of first runner and second runner.

As a preferable scheme of the present invention, the sliding assembly includes a gear groove, a first gear and a first motor, the gear groove is formed in a lower inner wall of the rectangular groove, a first motor groove is formed in a rear inner wall of the gear groove, the first motor is fixedly connected to a rear inner wall of the first motor groove, the first gear is fixedly connected to an output end of the first motor, a tooth groove is formed in a lower end of the moving rod, and the first gear is engaged with the tooth groove.

As a preferable scheme of the present invention, the adjusting assembly includes a protection tube, a push rod, a first lead screw and a second motor, the first lead screw is fixedly connected to the left end of the bottom rod through a triangular block, the upper end of the triangular block is provided with a second motor groove, the lower inner wall of the second motor groove is fixedly connected to the second motor, the first lead screw is fixedly connected to the output end of the second motor, the push rod is connected to the circumferential surface of the first lead screw through a first lead screw nut and is slidably connected in the protection tube, and the upper end of the push rod is fixed to the lower end of the cross rod.

As a preferred scheme of the present invention, the ejection assembly includes a first spring and a push plate, the first spring is fixedly connected to a right inner wall of the spring groove, the push plate is fixedly connected to a left end of the first spring, a set of limiting mechanisms are disposed on front and rear inner walls of the spring groove to make the first spring in a compressed state, each limiting mechanism includes a second gear, a second lead screw, a fixture block and a third gear, the second gear is rotatably connected to a front end of the moving rod, the second lead screw is fixedly connected to a rear inner wall of the second gear, a rear end of the second lead screw rotatably penetrates through the front inner wall of the spring groove and extends forward, and the fixture block is slidably connected to a circumferential surface of the second lead screw through a second lead screw nut; and a third motor is arranged in the movable rod, and two output ends of the third motor are respectively connected with the two third gears through two connecting rods.

As a preferable scheme of the invention, the fishing cage mechanism comprises a hoisting plate, a mounting plate, two clamping blocks, two first suspension rods, a rectangular hole, two second springs, two second suspension rods, two support rods and two sliding blocks, wherein the hoisting plate is fixedly connected to the lower ends of the cross rods through the two second suspension rods, the mounting plate is fixedly connected to the lower ends of the hoisting plate through two round rods, the rectangular hole is formed in the upper end of the mounting plate, a limiting rod is fixedly connected between the front inner wall and the rear inner wall of the rectangular hole, the two sliding blocks are both slidably connected to the circumferential surface of the limiting rod, the two second springs are respectively fixedly connected to the front inner wall and the rear inner wall of the rectangular hole, a sliding plate is slidably connected to the circumferential surfaces of the two round rods, the two support rods are both movably hinged to the upper ends of the two sliding blocks through hinge shafts, and the sliding plate is movably hinged to the upper ends of the two support rods through hinge shafts, the two clamping blocks are respectively and fixedly connected to the lower ends of the two sliding blocks through four first hanging rods.

As a preferable scheme of the present invention, a fourth motor is fixedly connected to the upper end of the hoisting plate, an output end of the fourth motor rotatably penetrates through the lower end of the hoisting plate and is fixedly connected to a third lead screw, a pressing block is slidably connected to a circumferential surface of the third lead screw through a third lead screw nut, a lower end of the pressing block contacts with an upper end of the sliding plate, third springs are respectively sleeved on circumferential surfaces of the two round rods, and upper and lower ends of the two third springs are respectively fixed between the adjacent ends of the mounting plate and the sliding plate.

As a preferred scheme of the invention, a telescopic rod is arranged in the first spring, and the left end and the right end of the telescopic rod are respectively fixed with the right end of the push plate and the right inner wall of the spring groove.

As a preferable scheme of the invention, the lower inner wall of the cabin is fixedly connected with a slide rail, and the automatic trolley is connected in the slide rail in a sliding manner.

As a preferable scheme of the invention, the use method of the fishing hanging rod uses any one of the fishing hanging rod structures from 1 to 9, and comprises the following steps:

s1: starting the automatic trolley, moving the automatic trolley on the lower inner wall of the cabin, driving the suspender mechanism and the catching cage mechanism to move by the automatic trolley, and stopping the automatic trolley when the suspender mechanism and the catching cage mechanism reach proper positions;

s2: step S1, starting a second motor, driving a first screw rod to rotate by the second motor, driving a pushing rod to move upwards by the first screw rod along with the rotation of the first screw rod, and pushing the cross rod by the pushing rod to adjust the angle of the cross rod;

s3: the first motor is started after step S2 is completed. The first motor drives the first gear to rotate, and the first gear drives the movable rod to move leftwards along with the rotation of the first gear;

s4: step S3 is that a third motor is started after the completion of the step S3, the third motor drives two third gears to rotate, the two third gears drive two second gears to rotate, the two second lead screws start to rotate along with the rotation of the two second gears, the two second lead screws drive two clamping blocks to move away from each other, the two clamping blocks have no limiting force on the push plate, the first spring drives the push plate to pop out leftwards due to the elastic return of the first spring, and the push plate pushes the fishing net to pop out outwards for fishing;

s5: when the fishing cage needs to be placed, a fourth motor is started, the fourth motor drives a third screw rod to rotate, the third screw rod drives a pressing block to move downwards, the pressing block presses a sliding plate to slide downwards, the pressing block presses two supporting rods, the two supporting rods slide towards the direction far away from the other side, the two clamping blocks are opened, when the fourth motor rotates reversely, the pressing block moves upwards, the two sliding blocks move towards the direction close to the other side, and the two clamping blocks move towards the other side until the fishing cage is fixed.

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

1. starting the automatic dolly in this scheme, the automatic dolly removes at the lower inner wall in cabin, and the automatic dolly is sliding along the slide rail, and the automatic dolly drives jib mechanism and catches cage mechanism and remove simultaneously, stops the automatic dolly when jib mechanism with catch cage mechanism and arrive suitable position, and the automatic dolly can drive jib mechanism and catch cage mechanism and move along the edge of hull in this device, and the person of facilitating the use adjusts jib mechanism and catches the position of cage mechanism according to the demand.

2. The second motor is started in the scheme, the second motor drives the first lead screw to rotate, the first lead screw drives the pushing rod to move upwards along with the rotation of the first lead screw, the pushing rod pushes the transverse rod, and the angle of the transverse rod is adjusted.

3. Start the third motor in this scheme, the third motor drives two third gear revolve, two third gear drives two second gear revolve, along with the rotation of two second gears, two second lead screws begin to rotate, two second lead screws drive two fixture blocks and keep away from the direction removal of other side mutually, two fixture blocks have not the confining force to the push pedal, first spring pops out left because the elastic recovery of self drives the push pedal, the push pedal promotes to catch and nets outwards pops out and catches, net and scoop net can be spilt automatically to this device, the artificial strength has been saved, make and use more convenient.

4. Need place in this scheme and catch the cage when, start the fourth motor, the fourth motor drives the third lead screw and rotates, the third lead screw drives and presses down the briquetting downstream, press the briquetting and press the sliding plate downstream, press the briquetting and press two branches, two branches slide to the direction of keeping away from the other side, two clamp blocks are opened, during the fourth motor antiport, press briquetting upstream, two sliders are close to the direction removal of the other side mutually, two clamp blocks are close to the other side until catching the cage and fixing, this device can use simultaneously to catch the net and catch the cage, use more pluralism.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a partial view of the boom mechanism of the present invention;

FIG. 4 is a first cross-sectional view of the present invention at the boom mechanism;

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

FIG. 6 is a partial view of the fishing cage mechanism of the present invention;

FIG. 7 is an enlarged view of a portion of the invention at B in FIG. 6;

FIG. 8 is a second cross-sectional view at the boom mechanism of the present invention;

fig. 9 is an enlarged view of a portion of the invention at C in fig. 8.

In the figure: 1. a hull; 2. a slide bar; 3. a slide rail; 4. a cabin; 5. a boom mechanism; 501. a bottom bar; 502. protecting the tube; 503. a push rod; 504. a cross bar; 505. a travel bar; 506. a rectangular groove; 507. a fishing net; 508. a spring slot; 509. a first spring; 510. a first gear; 511. a gear groove; 512. a tooth socket; 514. a first lead screw; 515. a first runner; 516. a second runner; 517. automatic trolley; 518. a hauling rope; 519. pushing the plate; 520. a second gear; 521. a third motor; 522. a second lead screw; 523. a clamping block; 524. a third gear; 6. a catching cage mechanism; 601. hoisting the plate; 602. mounting a plate; 603. a clamping block; 604. a first boom; 605. a rectangular hole; 606. a second spring; 607. a second boom; 608. a strut; 609. a third spring; 610. a third screw rod; 611. a fourth motor; 612. a slide block.

Detailed Description

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

Example 1

Referring to fig. 1-9, the present invention provides the following technical solutions:

a boom structure for fishing, comprising:

the ship comprises a ship body 1, wherein a cabin 4 is arranged at the upper end of the ship body 1, and the inner wall of the cabin 4 is fixedly connected with a sliding rod 2 through a plurality of connecting blocks;

the suspender mechanism 5, the suspender mechanism 5 and the sliding rod 2 are connected in a sliding way, so that the suspender mechanism 5 can move around the sliding rod 2; and

the catching cage mechanism 6 is connected to the lower side of the suspender mechanism 5, and the catching cage mechanism 6 is connected to the lower side of the suspender mechanism 5 in a clamping mode.

In the embodiment of the invention, the automatic trolley 517 is started, the automatic trolley 517 moves on the lower inner wall of the cabin 4, the automatic trolley 517 slides along the slide rail 3, meanwhile, the automatic trolley 517 drives the boom mechanism 5 and the fishing cage mechanism 6 to move, when the boom mechanism 5 and the fishing cage mechanism 6 reach the proper positions, the automatic trolley 517 is stopped, the second motor is started, the second motor drives the first lead screw 514 to rotate, along with the rotation of the first lead screw 514, the first lead screw 514 drives the push rod 503 to move upwards, the push rod 503 pushes the cross rod 504 to perform angle adjustment on the cross rod 504, the third motor 521 is started, the third motor 521 drives the two third gears 524 to rotate, the two third gears 524 drive the two second gears 520 to rotate, along with the rotation of the two second gears 520, the two second lead screws 522 start to rotate, the two second lead screws 522 drive the two clamping blocks 523 to move away from each other, two fixture blocks 523 have no limiting force on the push plate 519, the first spring 509 drives the push plate 519 to pop out leftwards due to self elastic recovery, the push plate 519 pushes the fishing net 507 to pop out outwards for fishing, when the fishing cage needs to be placed, the fourth motor 611 is started, the fourth motor 611 drives the third screw 610 to rotate, the third screw 610 drives the pressing block to move downwards, the pressing block presses the sliding plate to slide downwards, the pressing block presses the two support rods 608, the two support rods 608 slide towards the direction far away from the other side, the two clamping blocks 603 are opened, when the fourth motor 611 rotates reversely, the pressing block moves upwards, the two slide blocks 612 move towards the direction close to the other side, the two clamping blocks 603 move towards the other side until the fishing cage is fixed, the device can adjust the position and the angle, meanwhile, the fishing net 507 and the fishing cage are possessed, the use is convenient, the manpower is saved, and the description needs to be that: the specific types of the first motor, the second motor, the third motor 521, the first lead screw 514, the fourth motor 611, the second lead screw 522, the third lead screw 610, the first lead screw nut, the second lead screw nut, the third lead screw nut, and the like are selected by a person skilled in the art, and the first motor, the second motor, the third motor 521, the first lead screw 514, the fourth motor 611, the second lead screw 522, the third lead screw 610, the first lead screw nut, the second lead screw nut, the third lead screw nut, and the like belong to the prior art, and no further description is given in the present solution.

Referring to fig. 1, the boom mechanism 5 includes a bottom bar 501, a cross bar 504, a rectangular groove 506, a catching net 507, a spring groove 508, a first rotating wheel 515, a pulling rope 518, a second rotating wheel 516, an automatic trolley 517, a sliding component, an adjusting component and an ejection component, wherein the automatic trolley 517 is slidably connected to the lower portion of the circumferential surface of the sliding bar 2, the bottom bar 501 is fixedly connected to the upper end of the automatic trolley 517, the cross bar 504 is movably hinged to the upper end of the bottom bar 501 through a hinge, the rectangular groove 506 is arranged at the left end of the cross bar 504, the moving bar 505 is slidably connected to the rectangular groove 506 through the sliding component, the spring groove 508 is arranged at the left end of the moving bar 505, the catching net 507 is slidably connected to the spring groove 508, the ejection component is arranged on the right inner wall of the spring groove 508, the catching net 507 is in contact with the ejection component to realize outward ejection, the first rotating wheel 515 and the second rotating wheel 516 are respectively and fixedly connected to the left ends of the cross bar 504 and the bottom bar 501, a pulling rope 518 is fixedly connected to the right end of the fishing net 507, the right end of the pulling rope 518 penetrates through the right end of the crossbar 504 and is fixedly connected to the circumferential surface of the second wheel 516, and the pulling rope 518 is drivingly connected to the circumferential surfaces of the first wheel 515 and the second wheel 516.

In this embodiment: start automatic dolly 517, automatic dolly 517 moves at the lower inner wall in cabin 4, automatic dolly 517 slides along slide rail 3, automatic dolly 517 drives jib mechanism 5 and catches cage mechanism 6 and remove simultaneously, stop automatic dolly 517 when jib mechanism 5 with catch cage mechanism 6 and arrive suitable position, automatic dolly 517 can drive jib mechanism 5 and catch cage mechanism 6 and move along the edge of hull 1 in this device, the person of facilitating the use adjusts jib mechanism 5 and catches the position of cage mechanism 6 according to the demand.

Specifically referring to fig. 1, the sliding assembly includes a gear groove 511, a first gear 510 and a first motor, the gear groove 511 is disposed on a lower inner wall of the rectangular groove 506, a first motor groove is disposed on a rear inner wall of the gear groove 511, the first motor is fixedly connected to the rear inner wall of the first motor groove, the first gear 510 is fixedly connected to an output end of the first motor, a tooth groove 512 is disposed at a lower end of the moving rod 505, and the first gear 510 is engaged with the tooth groove 512.

In this embodiment: the first motor is started, the first motor drives the first gear 510 to rotate, the first gear 510 drives the moving rod 505 to move leftwards, and the device can improve the length of the cross rod 504 and is convenient for a user to adjust.

Referring to fig. 1 specifically, the adjusting assembly includes a protecting tube 502, a pushing rod 503, a first lead screw 514 and a second motor, the first lead screw 514 is fixedly connected to the left end of the bottom rod 501 through a triangular block, a second motor groove is formed in the upper end of the triangular block, the lower inner wall of the second motor groove is fixedly connected to the second motor, the first lead screw 514 is fixedly connected to the output end of the second motor, the pushing rod 503 is connected to the circumferential surface of the first lead screw 514 through a first lead screw nut and a thread, the pushing rod 503 is slidably connected to the protecting tube 502, and the upper end of the pushing rod 503 is fixed to the lower end of the cross rod 504.

In this embodiment: the second motor drives first lead screw 514 to rotate, and along with the rotation of first lead screw 514, first lead screw 514 drives catch bar 503 rebound, and catch bar 503 promotes horizontal pole 504, carries out angle modulation to horizontal pole 504, and this device makes horizontal pole 504 can automatically regulated angle, conveniently lifts by crane and spills the net for use convenience simple and more.

Referring to fig. 1 specifically, the ejection assembly includes a first spring 509 and a push plate 519, the first spring 509 is fixedly connected to a right inner wall of the spring groove 508, the push plate 519 is fixedly connected to a left end of the first spring 509, a set of limiting mechanisms are disposed on front and rear inner walls of the spring groove 508 to enable the first spring 509 to be in a compressed state, each limiting mechanism includes a second gear 520, a second lead screw 522, a block 523 and a third gear 524, the second gear 520 is rotatably connected to a front end of the moving rod 505, the second lead screw 522 is fixedly connected to a rear inner wall of the second gear 520, a rear end of the second lead screw 522 rotatably penetrates through the front inner wall of the spring groove 508 and extends forward, and the block 523 is slidably connected to a circumferential surface of the second lead screw through a second lead screw nut; a third motor 521 is disposed in the moving rod 505, and two output ends of the third motor 521 are connected to two third gears 524 through two connecting rods, respectively.

In this embodiment: the third motor 521 is started, the third motor 521 drives the two third gears 524 to rotate, the two third gears 524 drive the two second gears 520 to rotate, along with the rotation of the two second gears 520, the two second screw rods 522 start to rotate, the two second screw rods 522 drive the two fixture blocks 523 to move in the direction away from each other, the two fixture blocks 523 have no limiting force on the push plate 519, the first spring 509 drives the push plate 519 to pop out leftwards due to the elastic recovery of the first spring, the push plate 519 pushes the fishing net 507 to pop out outwards for fishing, the device can automatically broadcast and drag for the net, the manual labor is saved, and the use is more convenient.

Specifically referring to fig. 1, the fishing cage mechanism 6 includes a hanging plate 601, a mounting plate 602, two clamping blocks 603, two first suspension rods 604, a rectangular hole 605, two second springs 606, two second suspension rods 607, two support rods 608 and two sliding blocks 612, the hanging plate 601 is fixedly connected to the lower ends of the cross rods 504 through the two second suspension rods 607, the mounting plate 602 is fixedly connected to the lower ends of the hanging plate 601 through two round rods, the rectangular hole 605 is opened at the upper end of the mounting plate 602, a limiting rod is fixedly connected between the front and rear inner walls of the rectangular hole 605, the two sliding blocks 612 are both slidably connected to the circumferential surface of the limiting rod, the two second springs 606 are respectively fixedly connected to the front and rear inner walls of the rectangular hole 605, the circumferential surfaces of the two round rods are slidably connected with sliding plates, the two support rods 608 are both movably hinged to the upper ends of the two sliding blocks 612 through hinge shafts, the sliding plates are movably hinged to the upper ends of the two support rods 608 through hinge shafts, the two clamping blocks 603 are respectively fixedly connected to the lower ends of the two sliding blocks 612 through four first suspension rods 604.

In this embodiment: when the fishing cage needs to be placed, the fourth motor 611 is started, the fourth motor 611 drives the third screw 610 to rotate, the third screw 610 drives the pressing block to move downwards, the pressing block presses the sliding plate to slide downwards, the pressing block presses the two supporting rods 608, the two supporting rods 608 slide towards the direction far away from the other side, the two clamping blocks 603 are opened, when the fourth motor 611 rotates reversely, the pressing block moves upwards, the two sliding blocks 612 move towards the direction close to the other side, the two clamping blocks 603 move towards the other side until the fishing cage is fixed, the fishing net 507 and the fishing cage can be used simultaneously, and the fishing cage is more diversified in use.

Specifically referring to fig. 1, the upper end of the hoisting plate 601 is fixedly connected with a fourth motor 611, the output end of the fourth motor 611 rotatably penetrates through the lower end of the hoisting plate 601 and is fixedly connected with a third lead screw 610, the circumferential surface of the third lead screw 610 is slidably connected with a pressing block through a third lead screw nut, the lower end of the pressing block is in contact with the upper end of the sliding plate, the circumferential surfaces of the two round rods are respectively sleeved with a third spring 609, and the upper end and the lower end of each of the two third springs 609 are respectively fixed between the adjacent ends of the mounting plate 602 and the sliding plate.

In this embodiment: the pressing block automatically moves downwards to automatically press the sliding plate, so that the clamping block 603 can be automatically opened and closed.

Referring to fig. 1, a telescopic rod is disposed in the first spring 509, and the left and right ends of the telescopic rod are fixed to the right end of the push plate 519 and the right inner wall of the spring slot 508, respectively.

In this embodiment: the telescopic rod can prevent the first spring 509 from being compressed or from being deformed due to self elastic recovery, so that the device is more stable.

Specifically, referring to fig. 1, the lower inner wall of the cabin 4 is fixedly connected with a slide rail 3, and the automatic trolley 517 is slidably connected in the slide rail 3.

In this embodiment: automatic dolly 517 slides on slide rail 3, can prevent the skew orbit of motion of automatic dolly 517 for this device is more firm.

Specifically, referring to fig. 1, a method for using a fishing boom using any one of 1 to 9 of a fishing boom structure includes the steps of:

s1: starting the automatic trolley 517, enabling the automatic trolley 517 to move on the lower inner wall of the cabin 4, enabling the automatic trolley 517 to drive the suspender mechanism 5 and the catching cage mechanism 6 to move, and stopping the automatic trolley 517 when the suspender mechanism 5 and the catching cage mechanism 6 reach proper positions;

s2: step S1 is completed, the second motor is started, the second motor drives the first lead screw 514 to rotate, the first lead screw 514 drives the pushing rod 503 to move upward along with the rotation of the first lead screw 514, the pushing rod 503 pushes the cross rod 504, and the angle of the cross rod 504 is adjusted;

s3: the first motor is started after step S2 is completed. The first motor drives the first gear 510 to rotate, and as the first gear 510 rotates, the first gear 510 drives the moving rod 505 to move leftward;

s4: after the step S3 is completed, the third motor 521 is started, the third motor 521 drives the two third gears 524 to rotate, the two third gears 524 drive the two second gears 520 to rotate, the two second lead screws 522 start to rotate along with the rotation of the two second gears 520, the two second lead screws 522 drive the two fixture blocks 523 to move away from each other, the two fixture blocks 523 have no limiting force on the push plate 519, the first spring 509 drives the push plate 519 to pop out leftwards due to the elastic recovery of the first spring 509, and the push plate 519 pushes the fishing net 507 to pop out outwards for fishing;

s5: when the fishing cage needs to be placed, the fourth motor 611 is started, the fourth motor 611 drives the third screw rod 610 to rotate, the third screw rod 610 drives the pressing block to move downwards, the pressing block presses the sliding plate to slide downwards, the pressing block presses the two supporting rods 608, the two supporting rods 608 slide towards the direction far away from the other side, the two clamping blocks 603 are opened, when the fourth motor 611 rotates reversely, the pressing block moves upwards, the two sliding blocks 612 move towards the direction close to the other side, and the two clamping blocks 603 move towards the other side until the fishing cage is fixed.

The working principle and the using process of the invention are as follows: starting the automatic trolley 517, the automatic trolley 517 moving on the lower inner wall of the cabin 4, the automatic trolley 517 sliding along the sliding rail 3, the automatic trolley 517 driving the boom mechanism 5 and the catching cage mechanism 6 to move, stopping the automatic trolley 517 when the boom mechanism 5 and the catching cage mechanism 6 reach the proper position, starting the second motor, the second motor driving the first lead screw 514 to rotate, the first lead screw 514 driving the push rod 503 to move upwards, the push rod 503 pushing the cross rod 504 to adjust the angle of the cross rod 504, starting the third motor 521, the third motor 521 driving the two third gears 524 to rotate, the two third gears 524 driving the two second gears 520 to rotate, the two second lead screws 522 starting to rotate along with the rotation of the two second gears 520, the two second lead screws 522 driving the two fixture blocks 523 to move away from each other, the two fixture blocks 523 having no limiting force on the push plate 519, the first spring 509 drives the push plate 519 to pop out leftwards due to self elastic recovery, the push plate 519 pushes the fishing net 507 to pop out outwards for fishing, when a fishing cage needs to be placed, the fourth motor 611 is started, the fourth motor 611 drives the third screw rod 610 to rotate, the third screw rod 610 drives the pressing block to move downwards, the pressing block presses the sliding plate to slide downwards, the pressing block presses the two supporting rods 608, the two supporting rods 608 slide towards the direction away from the other side, the two clamping blocks 603 are opened, when the fourth motor 611 rotates reversely, the pressing block moves upwards, the two sliding blocks 612 move towards the direction close to the other side, the two clamping blocks 603 are close to the other side until the fishing cage is fixed, the device can adjust the position and the angle, meanwhile, the fishing net 507 and the fishing cage are possessed, and the manpower is saved due to convenient use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.