CN110720439A - Take class gill net hauler of sensor structure - Google Patents
Take class gill net hauler of sensor structure Download PDFInfo
- Publication number
- CN110720439A CN110720439A CN201910871469.5A CN201910871469A CN110720439A CN 110720439 A CN110720439 A CN 110720439A CN 201910871469 A CN201910871469 A CN 201910871469A CN 110720439 A CN110720439 A CN 110720439A
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- trigger
- net
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- plate
- lifting
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- 241000251468 Actinopterygii Species 0.000 claims abstract description 79
- 238000003825 pressing Methods 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 208000002193 Pain Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
- A01K73/06—Hauling devices for the headlines
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K75/00—Accessories for fishing nets; Details of fishing nets, e.g. structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/14—Fishing vessels
- B63B35/16—Trawlers
- B63B35/20—Trawlers adapted to hoisting nets aboard
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The invention discloses a gill net hauling machine with a sensor structure, and aims to provide a gill net hauling machine with a sensor structure, which is convenient to operate and can effectively solve the problem that fish on a gill net is clamped between a net hauling roller and a pressing roller to be crushed because the pressing roller is not lifted in time in the conventional gill net hauling machine. The fishing device comprises a frame, a net hauling roller, a driving motor, a pressing roller, a lifting device and a fish catching avoiding triggering device, wherein the frame is arranged on a deck of a fishing ship and close to a ship board, the net hauling roller is rotatably arranged on the frame, the driving motor is used for driving the net hauling roller, the pressing roller is positioned above the net hauling roller, the lifting device is used for lifting the pressing roller, and the fish catching avoiding triggering device is used for avoiding fish catching. The fish catching avoiding triggering device comprises a reset tension spring, a first triggering sensor arranged on the rack, a lower limiting block arranged on the rack and a rotary triggering plate rotationally arranged on the rack through a horizontal rotating shaft.
Description
Technical Field
The invention relates to a net hauler, in particular to a spunlace net hauler with a sensor structure.
Background
The current spunlace trawl hauler generally comprises a frame, a trawl hauler roller, a driving motor and a pressing roller, wherein the frame is arranged on a deck of a fishing ship and is close to a ship board, the trawl hauler roller is rotatably arranged on the frame, the driving motor is used for driving the trawl hauler roller, and the pressing roller is positioned above the trawl hauler roller. When net hauler rises to net, arrange the class net in between net hauler gyro wheel and the pressure roller, drive net hauler gyro wheel through driving motor and rotate, thereby pack up the class net on the ship gradually, at this in-process, need the operator to observe the fish on the class net to obtain, when the fish on the class net hauler gets close to net hauler gyro wheel, need the operator rapidly to lift pressure roller, make the class net hauler fish pass through smoothly, after the fish obtains to pass through, release pressure roller, make pressure roller compress tightly on net hauler gyro wheel once more, in order to guarantee the net hauler can be smooth net hauler. At present, the net hauler of the spunlace net needs an operator to observe fish on the spunlace net, when the fish on the spunlace net gets close to the net hauling roller, the operator needs to rapidly lift the pressing roller to enable the fish on the spunlace net to smoothly pass through the net hauler, the net hauler is inconvenient to operate, and the problem that the fish on the spunlace net is damaged by being pressed because the operator does not lift the pressing roller in time is often encountered, so that the fish on the spunlace net is caught between the net hauler and the pressing roller.
Disclosure of Invention
The invention aims to provide the spunlace machine with the sensor structure, which is convenient to operate and can effectively solve the problem that fish on the spunlace net is clamped between the net lifting roller and the pressing roller to be crushed because the pressing roller is not lifted in time in the conventional spunlace machine.
The technical scheme of the invention is as follows:
a spunlace machine with a sensor structure comprises a rack which is arranged on a deck of a fishing ship and close to a ship board, a hauling roller which is rotatably arranged on the rack, a driving motor for driving the hauling roller, a pressing roller which is arranged above the hauling roller, a lifting device for lifting the pressing roller and a fish catching avoiding triggering device, wherein the fish catching avoiding triggering device comprises a reset tension spring, a first triggering sensor arranged on the rack, a lower limiting block arranged on the rack and a rotary triggering plate which is rotatably arranged on the rack through a horizontal rotating shaft, the rotary triggering plate comprises a triggering flat plate positioned below the hauling roller and a fish catching pressing plate positioned outside the ship board, the first triggering sensor is positioned above the triggering flat plate, the lower limiting block is positioned below the triggering flat plate, the reset tension spring is positioned below the triggering flat plate and is used for providing tension to drive the triggering flat plate to rotate downwards around the horizontal rotating shaft and abut against the lower limiting block, the upper end of the fish catching pressure plate is in smooth transition connection with the trigger flat plate, and the lower end of the fish catching pressure plate extends downwards towards the outer side of the ship board; in the net hauling process of the net hauler of the fishnet, when fish on the fishnet gets to get to move upwards along the fish catching pressure plate, part of gravity of the fish on the fishnet will act on the fish catching pressure plate to overcome the tension of the reset tension spring, so that the fish catching pressure plate approaches towards the ship board direction, and the trigger flat plate rotates upwards around the horizontal rotating shaft and triggers the first trigger sensor. According to the net hauler for the spunlace net, the gravity of fish on the spunlace net is ingeniously utilized, so that part of the gravity of the fish on the spunlace net acts on the fish catching pressing plate, the pulling force of the reset tension spring is overcome, the fish catching pressing plate approaches to the ship board direction, the triggering flat plate rotates upwards around the horizontal rotating shaft and triggers the first triggering sensor, at the moment, the lifting device drives the pressing roller to ascend, the fish on the spunlace net can smoothly pass through a gap between the net hauling roller and the pressing roller, therefore, the fish on the spunlace net does not need to be observed manually, the pressing roller does not need to be lifted manually, operation is convenient, and the problem that the fish on the spunlace net is blocked between the net hauling roller and the pressing roller and is crushed in the existing spunlace net hauler can be effectively solved.
Preferably, the fish catching avoiding triggering device further comprises an upper limiting block arranged on the rack, the upper limiting block is located above the triggering flat plate, and when the triggering flat plate abuts against the upper limiting block, the triggering flat plate triggers the first triggering sensor. Therefore, the first trigger sensor can be prevented from being greatly impacted, and the first trigger sensor is protected.
Preferably, the fish catching avoiding triggering device further comprises a second triggering sensor arranged on the rack, the second triggering sensor is located below the triggering flat plate, and when the triggering flat plate abuts against the lower limiting block, the triggering flat plate triggers the second triggering sensor. Therefore, after the trigger flat plate triggers the second trigger sensor, the lifting device drives the pressing roller to descend so as to press the spunlace net on the net lifting roller through the pressing roller; or after the trigger flat plate triggers the second trigger sensor and extends for a period of time, the lifting device drives the pressing roller to descend so as to press the spunlace net on the net lifting roller through the pressing roller, and fish on the spunlace net can be ensured to smoothly pass through a gap between the net lifting roller and the pressing roller.
Preferably, the lower end of the fish catching plate is provided with an arc-shaped plate extending in the ship board direction. Therefore, the fishnet can be prevented from being pulled by the lower end of the fishnet pressing plate, and the fishnet is favorably pulled smoothly.
Preferably, the fish catching pressure plate and the trigger flat plate are of an integrally bent and formed structure. Therefore, the method is convenient for actual processing and manufacturing.
Preferably, the rotation axis of the hauling wheel is parallel to the horizontal rotation axis, and the rotation axis of the pressing wheel is parallel to the horizontal rotation axis.
Preferably, the device further comprises a lifting frame positioned above the net lifting roller, the pressing roller is rotatably arranged on the lifting frame, and the lifting device is arranged on the rack and used for lifting the lifting frame.
Preferably, the lifting device is a lifting cylinder or a lifting electric cylinder.
The invention has the beneficial effects that: the fish on the spinous net is clamped between the net lifting roller and the pressing roller due to the fact that the pressing roller is not lifted in time in the existing spinous net lifting machine, operation is convenient, and the problem that the fish on the spinous net is crushed due to the fact that the pressing roller is not lifted in time is effectively solved.
Drawings
Fig. 1 is a schematic structural diagram of a spunlace machine with a sensor structure of the invention.
In the figure:
a fishing vessel 1;
a frame 2;
a net hauling roller 3;
a pressing roller 4;
a lifting device 5;
a lifting frame 6;
a fish catching avoiding trigger device 7, a reset tension spring 7.0, a horizontal rotating shaft 7.1, a rotary trigger plate 7.2, a trigger flat plate 7.21, a fish catching pressure plate 7.22, an arc-shaped plate 7.23, a lower limiting block 7.3 and an upper limiting block 7.4. A first trigger sensor 7.5 and a second trigger sensor 7.6.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections, either mechanical or electrical, or communicating with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1, the spunlace machine with the sensor structure comprises a frame 2 which is arranged on a deck of a fishing ship 1 and is close to a ship board, a net hauling roller 3 which is rotatably arranged on the frame, a driving motor for driving the net hauling roller, a pressing roller 4 which is positioned above the net hauling roller, a lifting device 5 for lifting the pressing roller and a fish catching avoiding triggering device 7. In this embodiment, the lifting device is a lifting cylinder or a lifting electric cylinder.
The fish catching avoiding triggering device comprises a reset tension spring 7.0, a first triggering sensor 7.5 arranged on the rack, a lower limiting block 7.3 arranged on the rack and a rotary triggering plate 7.2 rotatably arranged on the rack through a horizontal rotating shaft 7.1. The rotary trigger plate comprises a trigger flat plate 7.21 positioned below the net hauling roller and a fish catching plate 7.22 positioned outside the ship board. The first trigger sensor is positioned above the trigger flat plate. The lower limiting block is positioned below the trigger flat plate. The extension spring that resets is located the below that triggers the flat board for provide pulling force and trigger the flat board and down rotate around horizontal rotating shaft and support under on the stopper in order to drive, it is concrete, the upper end of extension spring that resets is connected with the lower surface that triggers the flat board, the lower extreme of extension spring that resets is connected in the frame. The upper end of the fish catching pressure plate is in smooth transition connection with the trigger flat plate, and the lower end of the fish catching pressure plate extends downwards towards the outer side of the ship board. In this embodiment, the rotation axis of the net-lifting roller is parallel to the horizontal rotation axis, and the rotation axis of the pressing roller is parallel to the horizontal rotation axis. The first trigger sensor in this embodiment is a pressure sensor or a proximity sensor. In this embodiment, the pressing roller is a rubber roller.
In the net lifting process of the spunlace machine, the spunlace is placed between the net lifting roller and the pressing roller, the lifting device drives the pressing roller to descend, and the spunlace is pressed on the net lifting roller through the pressing roller; then, the net hauling idler wheels are driven to rotate by the driving motor, so that the spunlace flows are gradually collected onto the ship.
The net hauler with the sensor structure is particularly suitable for large-mesh net haulage nets for sea fishing, and fish on the large-mesh net haulage nets for sea fishing are heavy; in the net hauling process of the net hauler of the fishnet, the fishnet moves upwards along the fish catching pressure plate, when fish catches on the fishnet, the fish on the fishnet catches and moves upwards along the fish catching pressure plate, at the moment, part of gravity of the fish on the fishnet is acted on the fish catching pressure plate to overcome the pulling force of the reset tension spring, so that the fish catching pressure plate approaches towards the ship board direction, the trigger flat plate rotates upwards around the horizontal rotating shaft and triggers the first trigger sensor, at the moment, the lifting device drives the pressing roller to ascend, and the fish on the fishnet can smoothly pass through the gap between the net hauling roller and the pressing roller. So, not only need not artifical fish that observes on the net of stinging and obtain, also need not artifical manual work and lift the pinch roller, convenient operation can effectively solve moreover in the present net machine of stinging net because of not in time lifting the pinch roller for fish on the net of stinging obtains and is blocked between the gyro wheel of playing the net and the pinch roller, leads to the fish to obtain the problem of crushing.
Further, the fish catching avoiding triggering device further comprises an upper limiting block 7.4 arranged on the rack, the upper limiting block is located above the triggering flat plate, and when the triggering flat plate abuts against the upper limiting block, the triggering flat plate triggers the first triggering sensor. Therefore, the first trigger sensor can be prevented from being greatly impacted, and the first trigger sensor is protected.
Further, the fish catching avoiding triggering device further comprises a second triggering sensor 7.6 arranged on the rack, the second triggering sensor is located below the triggering flat plate, and when the triggering flat plate abuts against the lower limiting block, the triggering flat plate triggers the second triggering sensor. The second trigger sensor in this embodiment is a pressure sensor or a proximity sensor. Therefore, after the trigger flat plate triggers the second trigger sensor, the lifting device drives the pressing roller to descend so as to press the spunlace net on the net lifting roller through the pressing roller; or after the trigger flat plate triggers the second trigger sensor and extends for a period of time, the lifting device drives the pressing roller to descend so as to press the spunlace net on the net lifting roller through the pressing roller, and fish on the spunlace net can be ensured to smoothly pass through a gap between the net lifting roller and the pressing roller.
Further, the lower end of the fish catching pressure plate is provided with an arc-shaped plate 7.23 extending towards the ship board direction. Therefore, the fishnet can be prevented from being pulled by the lower end of the fishnet pressing plate, and the fishnet is favorably pulled smoothly.
The fish catch pressing plate and the trigger flat plate are of an integrated bending and forming structure. Therefore, the method is convenient for actual processing and manufacturing.
Furthermore, the spunlace machine with the sensor structure further comprises a lifting frame 6 located above the net lifting roller, the pressing roller is rotatably arranged on the lifting frame, and the lifting device is arranged on the rack and used for lifting the lifting frame.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (9)
1. A net hauler with a sensor structure comprises a frame, a net hauler wheel, a driving motor and a pressing roller, wherein the frame is arranged on a deck of a fishing ship and close to a ship board, the net hauler wheel is rotationally arranged on the frame, the driving motor is used for driving the net hauler wheel, the pressing roller is arranged above the net hauler wheel, the net hauler is characterized by further comprising a lifting device and a fish hauler avoiding triggering device, the lifting device is used for lifting the pressing roller, the fish hauler avoiding triggering device comprises a reset tension spring, a first triggering sensor arranged on the frame, a lower limiting block arranged on the frame and a rotary triggering plate rotationally arranged on the frame through a horizontal rotating shaft, the rotary triggering plate comprises a triggering flat plate and a fish hauler pressing plate, the trigger flat plate is arranged below the net hauler wheel, the fish hauler plate is arranged outside the ship board, the first triggering sensor is arranged above the triggering flat plate, the lower limiting block is, the fish catching pressure plate is used for providing tension to drive the trigger flat plate to rotate downwards around the horizontal rotating shaft and abut against the lower limiting block, the upper end of the fish catching pressure plate is in smooth transition connection with the trigger flat plate, and the lower end of the fish catching pressure plate extends downwards towards the outer side of the ship board;
in the net hauling process of the net hauler of the fishnet, when fish on the fishnet gets to get to move upwards along the fish catching pressure plate, part of gravity of the fish on the fishnet will act on the fish catching pressure plate to overcome the tension of the reset tension spring, so that the fish catching pressure plate approaches towards the ship board direction, and the trigger flat plate rotates upwards around the horizontal rotating shaft and triggers the first trigger sensor.
2. The net hauler of claim 1, wherein the fish catcher avoiding trigger device further comprises an upper limit block disposed on the frame, the upper limit block is located above the trigger plate, and when the trigger plate abuts against the upper limit block, the trigger plate triggers the first trigger sensor.
3. The net hauler of claim 1, wherein the fish catching avoiding trigger device further comprises a second trigger sensor disposed on the frame, the second trigger sensor is disposed below the trigger plate, and the trigger plate triggers the second trigger sensor when the trigger plate abuts against the lower stopper.
4. The fishnet hauling machine with the sensor structure as claimed in claim 1, 2 or 3, wherein the lower end of the fish catching plate is provided with an arc-shaped plate extending in the ship board direction.
5. The spunlace machine with a sensor structure according to claim 1, 2 or 3, wherein the fish catching pressure plate and the trigger plate are of an integral bending structure.
6. The spunlace machine with a sensor structure according to claim 1, 2 or 3, wherein the rotation axis of the netting roller is parallel to the horizontal rotation axis, and the rotation axis of the pressing roller is parallel to the horizontal rotation axis.
7. The spunlace machine with the sensor structure according to claim 1, 2 or 3, further comprising a lifting frame positioned above the net lifting roller, wherein the pressing roller is rotatably arranged on the lifting frame, and the lifting device is arranged on the machine frame and used for lifting the lifting frame.
8. The spunlace machine with the sensor structure according to claim 1, 2 or 3, wherein the lifting device is a lifting cylinder or a lifting electric cylinder.
9. The spunlace machine with the sensor structure according to claim 1, 2 or 3, wherein the lifting device is a lifting cylinder or a lifting electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910871469.5A CN110720439B (en) | 2019-09-16 | 2019-09-16 | Take class gill net hauler of sensor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910871469.5A CN110720439B (en) | 2019-09-16 | 2019-09-16 | Take class gill net hauler of sensor structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110720439A true CN110720439A (en) | 2020-01-24 |
| CN110720439B CN110720439B (en) | 2021-08-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910871469.5A Active CN110720439B (en) | 2019-09-16 | 2019-09-16 | Take class gill net hauler of sensor structure |
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|---|---|---|---|---|
| JPH04258238A (en) * | 1991-02-08 | 1992-09-14 | Sumiyoshi Heavy Ind Co Ltd | Device for raising fishing net |
| JP2006025780A (en) * | 2004-06-17 | 2006-02-02 | Marine Hydrotec Co Ltd | Net-lifting auxiliary roller unit and net-lifting method |
| JP3861258B2 (en) * | 1999-05-20 | 2006-12-20 | 春雨 李 | Automatic fish net lifting method |
| CN201484631U (en) * | 2009-09-01 | 2010-05-26 | 浙江海洋学院 | Safety protection device of fishing boat net hauler |
| CN201501514U (en) * | 2009-08-29 | 2010-06-09 | 黄国胜 | Clamping roller of net hauler |
| CN101905738A (en) * | 2009-06-06 | 2010-12-08 | 海南海得利渔业有限公司 | Net hauling machine |
| CN102948402A (en) * | 2012-10-29 | 2013-03-06 | 平潭综合实验区永胜液压机械有限公司 | Net hauler provided with rubber ring traction wheel |
| CN103548784A (en) * | 2013-11-04 | 2014-02-05 | 中国水产科学研究院渔业机械仪器研究所 | Floor type stern net hauling device for seine boat |
| CN105941355A (en) * | 2016-04-28 | 2016-09-21 | 中国水产科学研究院渔业机械仪器研究所 | Hydraulic remotely-operated rotary four-roller seine hauling machine |
| CN207185698U (en) * | 2017-09-15 | 2018-04-06 | 舒城县万佛湖渔业总公司 | A kind of hydraulic pressure receives net machine |
| CN109421901A (en) * | 2017-08-21 | 2019-03-05 | 浙江海洋大学东海科学技术学院 | Stern drags safety protection device of fishing boat net hauler |
-
2019
- 2019-09-16 CN CN201910871469.5A patent/CN110720439B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04258238A (en) * | 1991-02-08 | 1992-09-14 | Sumiyoshi Heavy Ind Co Ltd | Device for raising fishing net |
| JP3861258B2 (en) * | 1999-05-20 | 2006-12-20 | 春雨 李 | Automatic fish net lifting method |
| JP2006025780A (en) * | 2004-06-17 | 2006-02-02 | Marine Hydrotec Co Ltd | Net-lifting auxiliary roller unit and net-lifting method |
| CN101905738A (en) * | 2009-06-06 | 2010-12-08 | 海南海得利渔业有限公司 | Net hauling machine |
| CN201501514U (en) * | 2009-08-29 | 2010-06-09 | 黄国胜 | Clamping roller of net hauler |
| CN201484631U (en) * | 2009-09-01 | 2010-05-26 | 浙江海洋学院 | Safety protection device of fishing boat net hauler |
| CN102948402A (en) * | 2012-10-29 | 2013-03-06 | 平潭综合实验区永胜液压机械有限公司 | Net hauler provided with rubber ring traction wheel |
| CN103548784A (en) * | 2013-11-04 | 2014-02-05 | 中国水产科学研究院渔业机械仪器研究所 | Floor type stern net hauling device for seine boat |
| CN105941355A (en) * | 2016-04-28 | 2016-09-21 | 中国水产科学研究院渔业机械仪器研究所 | Hydraulic remotely-operated rotary four-roller seine hauling machine |
| CN109421901A (en) * | 2017-08-21 | 2019-03-05 | 浙江海洋大学东海科学技术学院 | Stern drags safety protection device of fishing boat net hauler |
| CN207185698U (en) * | 2017-09-15 | 2018-04-06 | 舒城县万佛湖渔业总公司 | A kind of hydraulic pressure receives net machine |
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| CN110720439B (en) | 2021-08-20 |
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