CN113291423A - Fishing boat preposed extension type trawl device based on water surface fishing - Google Patents
Fishing boat preposed extension type trawl device based on water surface fishing Download PDFInfo
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- CN113291423A CN113291423A CN202110858413.3A CN202110858413A CN113291423A CN 113291423 A CN113291423 A CN 113291423A CN 202110858413 A CN202110858413 A CN 202110858413A CN 113291423 A CN113291423 A CN 113291423A
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- fishing
- lifting
- net body
- net
- catching
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- 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
- B63B35/18—Trawlers adapted to dragging nets aboard
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
Abstract
The invention discloses a fishing boat front-mounted extension type trawl device based on water surface fishing, and belongs to the technical field of marine equipment. Comprises a telescopic positioning structure, a net mouth supporting structure, a fishing net body, a fishing lifting structure, a lifting segmented structure and a lifting sealing structure; the device can drive the telescopic positioning structure to establish the fishing net body in front of the hull structure through the telescopic driving structure, and maintain the inlet end of the fishing net body at a preset distance in front of the hull structure by means of the net port supporting structure so as to fish the fish in the top water area to enter the fishing net body from the inlet end; the lifting motion of the fishing lifting structure can synchronously drive the lifting segmented structure and the lifting sealing structure, fishes gathered at the tail end of the fishing net body can be independently erected and lifted through the lifting segmented structure, the outlet channel can be formed at the tail end of the fishing net body through the lifting sealing structure, and the outlet channel is further driven to lift, so that the fishes can fall into a specific container of a ship body structure by means of self gravity.
Description
Technical Field
The invention relates to the technical field of marine equipment, in particular to a fishing boat front-mounted extension type trawl device based on water surface fishing.
Background
At present, with the continuous improvement of fishing technology, a mechanical ocean fishing boat becomes one of the main fishing modes of the fishing boat going out of the sea. Among them, trawl fishing is the most popular fishing method at present because of its convenient operation and wide application area. In the prior art, trawl fishing is to drag a rear fishing net to advance through a fishing boat, the fishing net advances along with a boat body to put fishes and the like in the sea into pockets, and then the net is collected.
However, when the ship body sails, the fish school usually located in the top water area can be driven by the sailing ship body, so that the fish school is scattered and dissociated towards two sides, and the subsequent trawl can not catch effectively. Therefore, the existing trawl mainly aims at catching shrimps, crabs and fishes in the bottom water area and fishes in the middle water area, the requirement for catching fish schools in the top water area is difficult to meet, the trawl is high in use limitation, Chinese patent application with patent publication number CN202364687U discloses a device for catching the live trawl of juvenile fishes, partial catching work can be completed by the technical scheme, catching of fish schools in the top water area cannot be realized, and the overall functional practicability is low.
Disclosure of Invention
Therefore, the invention provides a fishing boat front-mounted extension type trawl device based on water surface fishing, which aims to solve the technical problems that the trawl in the prior art is difficult to meet the fishing requirement for fish schools in the top water area, so that the trawl is high in use limitation and low in functional practicability.
In order to achieve the above purpose, the invention provides the following technical scheme:
a fishing boat preposed extension type trawl device based on water surface fishing can be arranged on a boat body structure; the trawl device comprises a telescopic positioning structure, a net opening supporting structure, a fishing net body, a fishing lifting structure, a lifting segmented structure and a lifting sealing structure which are respectively arranged on the hull structure.
The telescopic positioning structure can telescopically adjust the length of the telescopic positioning structure; one end of the telescopic positioning structure is fixed on the ship body structure, and the other end of the telescopic positioning structure faces the front side direction of the ship body structure; the other end of the telescopic positioning structure is in transmission connection with the net port supporting structure; the distance between the net mouth supporting structure and the hull structure can be adjusted based on the telescopic positioning structure.
The net mouth supporting structure is connected with the inlet end of the fishing net body and is used for supporting the inlet end of the fishing net body to be always kept in an open state.
One end of the catching lifting structure is rotatably arranged on the hull structure, the lifting segmented structure is arranged at the other end of the catching lifting structure in a transmission manner, and the lifting sealing structure is arranged between two ends of the catching lifting structure in a transmission manner; the lifting subsection structure and the lifting sealing structure can rotate synchronously with the fishing lifting structure.
The fishing net body is provided with an outlet end at one side end deviating from the inlet end of the fishing net body, the lifting sealing structure is connected with the outlet end of the fishing net body, and the lifting sealing structure is used for changing the opening and closing state of the outlet end and driving the outlet end to ascend.
The lifting segmented structure is connected with the inlet end and the outlet end of the fishing net body in position, and is used for changing the on-off state between the inlet end and the outlet end and driving the on-off point between the inlet end and the outlet end to rise.
On the basis of the technical scheme, the invention can be further improved as follows:
furthermore, flexible location structure includes flexible fixing base, X type folding leg and support body assembly pole.
The telescopic fixed seat is fixedly connected with the hull structure; the X-shaped folding frames are provided with two groups, one ends of the two groups of X-shaped folding frames are fixedly connected with the telescopic fixing seats respectively, and the other ends of the two groups of X-shaped folding frames are fixedly connected with the two frame body assembling rods in a one-to-one correspondence mode respectively.
The two groups of X-shaped folding frames gradually expand outwards from the telescopic fixed seat towards the direction far away from the ship body structure; and the two frame body assembling rods are assembled with the net port supporting structure in a sliding manner.
Further, the mesh support structure comprises a transverse support bar, a longitudinal support bar and a transverse lower support bar.
The top ends of the transverse supporting rods are respectively assembled with the two frame body assembling rods in a sliding manner; two longitudinal supporting rods are arranged, and the top ends of the two longitudinal supporting rods are fixedly connected to two sides of the bottom end of the transverse supporting rod in a one-to-one correspondence mode respectively; the bottom ends of the two longitudinal supporting rods are fixedly connected with the two side ends of the transverse downward supporting rod in a one-to-one correspondence manner; the transverse supporting rods, the longitudinal supporting rods and the transverse supporting rods are assembled together to form a rectangular frame, and the inlet end of the fishing net body is supported by the rectangular frame.
The net mouth supporting structure further comprises a balancing weight.
The counterweight block is fixedly connected with the bottom end of the transverse lower supporting rod.
Furthermore, the fishing net body comprises a fishing part, a self-adaptive folding part and a storage part which are connected integrally.
The fishing part is positioned at one side far away from the hull structure and is used for forming a fishing space to cover fishes. The storage part is positioned at one side close to the ship body structure and is used for enabling the fishes in the fishing part to automatically gather in the storage part under the sailing action of the ship body structure; the self-adaptive folding part is positioned between the catching part and the storage part and used for automatically prolonging the distance between the catching part and the storage part when the self-adaptive folding part is used for lifting and collecting fishes collected by the storage part, so that the catching part is kept in the original position.
Furthermore, one end of the catching part far away from the storage part is provided with a net body catching inlet which is used as an inlet end of the catching net body, and the edge of the net body catching inlet is uniformly and fixedly connected with a rectangular frame formed by the net opening supporting structure.
A net body collecting outlet is formed in one end, far away from the catching part, of the storage part and serves as an outlet end of the catching net body; the lifting sealing structure is detachably arranged in the net body collecting outlet, and the net body collecting outlet can be opened or closed through the lifting sealing structure.
Furthermore, the fishing lifting structure comprises a lifting fixing seat, a gear speed reducing motor, a first lifting arm, a second lifting arm, a lifting switching part and a sealing connecting part.
The lifting fixing seat is fixed on the hull structure, and the gear reduction motor is fixedly arranged on the lifting fixing seat; one end of the first lifting arm is detachably and rotatably mounted on the lifting fixing seat, and the rotating output end of the gear speed reducing motor is detachably connected with one end of the first lifting arm in a transmission manner; the other end of the first lifting arm is fixedly connected with one end of the second lifting arm.
The sealing connecting part is fixedly arranged between the first lifting arm and the second lifting arm and is connected with the lifting sealing structure; the other end of the second lifting arm is fixedly provided with the lifting switching part, and the lifting switching part is connected with the lifting segmented structure.
Furthermore, the lifting subsection structure comprises a subsection starting rod, a first transmission rope body and a subsection pulling rod.
The segmented starting rod is transversely and rotatably assembled on a lifting switching part of the fishing lifting structure, and two ends of the segmented starting rod respectively correspond to the outer parts of two sides of the fishing net body; two first transmission rope bodies are arranged, and one ends of the two first transmission rope bodies are respectively connected to two ends of the segmented starting rod in a one-to-one correspondence mode; the sectional pulling rod is fixedly connected between the self-adaptive folding part and the storage part of the fishing net body, and the sectional pulling rod and the sectional starting rod are arranged in parallel; and the other ends of the two first transmission rope bodies are respectively connected to two ends of the subsection pulling rod in a one-to-one correspondence manner.
Furthermore, the lifting sealing structure comprises a second transmission rope body and a sealing hoop.
One end of the second transmission rope body is connected with the sealing connecting part, the sealing hoop is connected with the other end of the second transmission rope body, and the sealing hoop can be driven synchronously to rise to the height of the ship body structure through the sealing connecting part.
The sealing hoop is detachably arranged at a net body collecting outlet of the storage part; the utility model discloses a net body collection export, including net body collection export, seal the staple bolt install in when the export is collected to the net body, the exit is collected in the enclosed state to the net body seal the staple bolt not install in when the export is collected to the net body, the net body is received and is taken the export and be in the open mode.
Further, the trawl apparatus further comprises a telescopic driving structure.
The telescopic driving structure comprises a motor push rod, a transfer block and a bull's eye bearing seat.
The switching block is fixedly connected with the free end of the motor push rod; and the switching block is in transmission connection with the telescopic driving input end of the telescopic positioning structure, and the telescopic positioning structure can be driven to complete extension or contraction through the telescopic motion of the free end of the motor push rod.
The fixed end of the motor push rod is installed on the telescopic fixing seat through the bull's eye bearing seat.
Further, the trawl apparatus further comprises a control module.
The control module is respectively connected with a power supply module and a control panel through a circuit, and the control output end of the control module is connected with a relay through a circuit; the output end of the relay is respectively connected with the motor push rod and the gear reduction motor through circuits.
The invention has the following beneficial effects:
the device can drive the telescopic positioning structure to establish the fishing net body in front of the hull structure through the telescopic driving structure, and maintain the inlet end of the fishing net body at a preset distance in front of the hull structure by means of the net port supporting structure, so that the hull structure can synchronously drive the inlet end of the fishing net body in front of the hull structure at the preset distance to advance while sailing, and accordingly, fish groups in a top water area are caught and enter the fishing net body from the inlet end; and the lifting subsection structure can synchronously drive the lifting subsection structure and the lifting seal structure through the lifting motion of the fishing lifting structure, the fishing net body after fishing can be divided into two sections through the lifting subsection structure, so that the fishes gathered at the tail end of the fishing net body under the sailing action of the hull structure can be independently erected and lifted, meanwhile, an outlet channel can be formed at the tail end of the fishing net body through the lifting seal structure and further driven to lift, the outlet channel at the tail end of the fishing net body corresponds to the upper part of the hull structure and faces downwards, therefore, the fishes can fall into a specific container of the hull structure by means of self gravity, on the basis of effectively fishing the fish herds in the top water area, the fishes after fishing can be collected at any time according to the accommodating degree condition of the tail end of the fishing net body, the tail end of the fishing net body is released again, the fishing net body does not need to be completely folded to realize the fishing uninterruptedly, the fishing efficiency is obviously improved; and the telescopic driving structure and the catching and landing structure can be automatically controlled by a control module arranged on the hull structure, so that the automation degree and the functional practicability of the device are 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 structure diagrams of a fishing boat front extension type trawl apparatus based on water surface fishing according to embodiment 1 of the present invention.
Fig. 2 is a second schematic view of the overall axial structure of the front extended trawl apparatus of the fishing boat based on water surface fishing according to the embodiment of the present invention.
Fig. 3 is an enlarged view of the structure of a fishing boat front extension type trawl apparatus for water surface fishing according to an embodiment of the present invention at a in fig. 2.
Fig. 4 is a schematic top view of the extended trawl apparatus at the front of the fishing boat based on water surface fishing according to the embodiment of the present invention.
Fig. 5 is a schematic view of the working modes of the fishing landing structure, the lifting section structure and the lifting seal structure in the fishing boat forward extension trawl apparatus based on water surface fishing according to the embodiment of the present invention.
Fig. 6 is a second schematic view of the working modes of the fishing landing structure, the lifting subsection structure and the lifting seal structure in the fishing boat preposition extension type trawl apparatus based on water surface fishing provided by the embodiment of the invention.
Fig. 7 is a schematic control principle diagram of the fishing boat front extension type trawl device based on water surface fishing according to the embodiment of the invention.
In the drawings, the components represented by the respective reference numerals are listed below:
a hull structure 1, a side wall 11, a deck 12;
the fishing device comprises a fishing lifting structure 2, a lifting fixing seat 21, a gear speed reducing motor 22, a first lifting arm 23, a second lifting arm 24, a lifting switching part 25 and a sealing connecting part 26;
the telescopic positioning structure 3, the telescopic fixed seat 31, the X-shaped folding frame 32, the frame body assembling rod 33 and the assembling slide block 331;
the telescopic driving structure 4, a motor push rod 41, a switching block 42 and a bull eye bearing seat 43;
a net mouth supporting structure 5, a transverse supporting rod 51, an assembling chute 511, a longitudinal supporting rod 52, a transverse lower supporting rod 53 and a balancing weight 54;
a catching net body 6, a catching part 61, a net body catching inlet 611, a self-adaptive folding part 62, a storage part 63 and a net body collecting outlet 631;
a lifting subsection structure 7, a subsection starting rod 71, a first transmission rope body 72 and a subsection pulling rod 73;
the lifting sealing structure 8, the second transmission rope 81 and the sealing hoop 82;
control module 9, power module 91, control panel 92, relay 93.
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 fishing boat preposed extension type trawl device based on water surface fishing as shown in figures 1-7, which comprises a fishing lifting structure 2, a telescopic positioning structure 3, a telescopic driving structure 4, a net mouth supporting structure 5, a fishing net body 6, a lifting segmented structure 7, a lifting sealing structure 8 and a control module 9 which are respectively arranged on a boat body structure 1; the fishing net body 6 is built in front of the ship body structure 1 by driving the telescopic positioning structure 3 through the telescopic driving structure 4, and the inlet end of the fishing net body 6 is maintained at a preset distance in front of the ship body structure 1 by means of the net port supporting structure 5, so that the ship body structure 1 can synchronously drive the inlet end of the fishing net body 6 in front of the ship body structure by the preset distance to move forward while sailing, and therefore, fish groups in a top water area are caught and enter the fishing net body 6 from the inlet end; and the lifting segmented structure 7 and the lifting sealing structure 8 can be synchronously driven by the lifting movement of the fishing lifting structure 2, the fishing net body 6 after fishing can be divided into two sections by the lifting segmented structure 7, so that the fishes gathered at the tail end of the fishing net body 6 under the sailing action of the ship body structure 1 can be independently erected and lifted, meanwhile, an outlet channel can be formed at the tail end of the fishing net body 6 by the lifting sealing structure 8 and further driven to lift, the outlet channel at the tail end of the fishing net body 6 corresponds to the upper part of the ship body structure 1 and faces downwards, therefore, the fishes can fall into a specific container of the ship body structure 1 by virtue of self gravity, can effectively catch fishes positioned in a top-layer water area, can collect the caught fishes at any time according to the accommodating degree condition of the tail end of the fishing net body 6 and release the tail end of the fishing net body 6 again, the fishing net body 6 does not need to be completely retracted to realize uninterrupted fishing, so that the fishing efficiency is obviously improved; and the telescopic driving structure 4 and the catching lifting structure 2 can be automatically controlled by a control module 9 arranged on the hull structure 1, so that the automation degree and the functional practicability of the device are effectively improved. The specific settings are as follows:
as shown in fig. 1 to 2, the hull structure 1 includes a side wall 11 and a deck 12 fixedly connected to the side wall 11 for ensuring a predetermined function of the hull structure 1.
The telescopic positioning structure 3 comprises a telescopic fixed seat 31, an X-shaped folding frame 32 and a frame body assembling rod 33; two telescopic fixing seats 31 are arranged, and the two telescopic fixing seats 31 are fixedly connected to two sides of the front end of the ship deck 12 in a one-to-one correspondence mode respectively; two groups of X-shaped folding frames 32 are arranged, one ends of the two groups of X-shaped folding frames 32 are fixedly connected to the two telescopic fixing seats 31 in a one-to-one correspondence mode respectively, the other ends of the two groups of X-shaped folding frames 32 are fixedly connected to the two frame body assembling rods 33 in a one-to-one correspondence mode respectively, and the two groups of X-shaped folding frames are used for being assembled with the net mouth supporting structure 5 by means of the frame body assembling rods 33 so as to maintain the inlet end of the fishing net body 6; the X-shaped folding leg 32 is from the telescopic fixing seat 31 is respectively outwards gradually expanded towards the direction away from the hull structure 1 (refer to fig. 4) so as to enable the frame assembly rod 33 to correspondingly maintain the inlet end of the larger fishing net body 6, thereby effectively increasing the fishing range and improving the fishing efficiency.
As shown in fig. 2 and 4, the telescopic driving structure 4 includes a motor push rod 41, an adapter block 42 and a bull eye bearing seat 43; the transfer block 42 is fixedly connected to the free end of the motor push rod 41; and the switching block 42 is connected with a folding point of the X-shaped folding frame 32 in a switching way, so as to drive the X-shaped folding frame 32 to complete extension or contraction through the telescopic motion of the free end of the motor push rod 41. The fixed end of the motor push rod 41 is installed in the telescopic fixed seat 31 through the bull eye bearing seat 43, so that the motor push rod 41 can self-adaptively adjust the angle based on the folding degree of the X-shaped folding frame 32.
As shown in fig. 2 to 4, the net mouth support structure 5 includes a transverse support rod 51, a longitudinal support rod 52, a transverse lower support rod 53 and a counterweight 54; the top ends of the transverse supporting rods 51 are respectively assembled with the two frame body assembling rods 33 in a sliding way; two longitudinal supporting rods 52 are arranged, and the top ends of the two longitudinal supporting rods 52 are respectively and correspondingly fixedly connected to two sides of the bottom end of the transverse supporting rod 51 one by one; the bottom ends of the two longitudinal supporting rods 52 are fixedly connected with the two side ends of the transverse lower supporting rod 53 in a one-to-one correspondence manner; the lateral support rods 51, the longitudinal support rods 52 and the lateral support rods 53 are assembled together to form a rectangular frame for maintaining the inlet end of the fishing net 6 by the rectangular frame.
Specifically, the bottom ends of the two frame body assembling rods 33 are fixedly connected with assembling sliding blocks 331; the top end surface of the transverse supporting rod 51 is provided with an assembling chute 511; two the assembly slider 331 all with assembly spout 511 sliding fit for when X type folding leg 32 contracts gradually, because support body assembly pole 33 can drive gradually along with X type folding leg 32 net gape bearing structure 5 and lean on to hull structure 1, two X type folding legs 32 are outside expansion when extending simultaneously, consequently slide gradually inboard along assembly spout 511 through assembly slider 331, can effectively guarantee that X type folding leg 32 contracts smoothly.
The balancing weights 54 are provided with a plurality of balancing weights 54, and the balancing weights 54 are respectively and uniformly fixedly connected to the bottom ends of the transverse downward supporting rods 53, so that the weight of the whole net mouth supporting structure 5 is increased by using the gravity provided by the balancing weights 54, and the stability of the inlet end of the fishing net body 6 maintained by the net mouth supporting structure 5 is further improved.
As shown in fig. 2, 4 to 6, the catching net body 6 comprises a catching part 61, an adaptive folding part 62 and a storage part 63 which are integrally connected; wherein the catching part 61 is positioned at one side far away from the hull structure 1 and is used for forming a catching space to cover fishes; the storage part 63 is positioned at one side close to the ship body structure 1, and is used for gathering the fishes in the fishing part 61 in the storage part 63 when the ship is subjected to the sailing action of the ship body structure 1; the adaptive folding part 62 is located between the catching part 61 and the storage part 63, and is used for automatically extending the distance between the catching part 61 and the storage part 63 when the fishes collected by the storage part 63 are collected by lifting by the adaptive folding part 62.
A net body catching inlet 611 is formed in one end, far away from the storage part 63, of the catching part 61, and the edge of the net body catching inlet 611 is uniformly and fixedly connected with a rectangular frame formed by the net mouth supporting structure 5 to form a rectangular catching inlet; the storage part 63 is provided with a net body collecting outlet 631 at one end far away from the catching part 61, so that the fishes collected in the storage part 63 can be taken out through an outlet channel formed by the net body collecting outlet 631; lift seal 8 detachable install in export 631 is collected to the dictyosome, through lift seal 8 can make the dictyosome is collected export 631 and is opened or close in a flexible way.
With continued reference to fig. 2, 4 to 6, the fishing landing structure 2 includes a landing fixing base 21, a gear reduction motor 22, a first landing arm 23, a second landing arm 24, a lifting adapter 25 and a sealing connecting portion 26; wherein, the landing fixing base 21 is fixed between the two telescopic fixing bases 31 on the ship deck 12; the gear reduction motor 22 is fixedly arranged on the lifting fixed seat 21; one end of the first lifting arm 23 is detachably and rotatably mounted on the lifting fixing seat 21, and the rotary output end of the gear reduction motor 22 is detachably connected with one end of the first lifting arm 23 in a transmission manner; the other end of the first lifting arm 23 is fixedly connected with one end of the second lifting arm 24, the sealing connecting part 26 is fixedly arranged between the first lifting arm 23 and the second lifting arm 24, and the sealing connecting part 26 is connected with the lifting sealing structure 8; the other end of the second lifting arm 24 is fixedly provided with the lifting switching part 25, and the lifting switching part 25 is connected with the lifting segmented structure 7; the lifting device is used for driving the first lifting arm 23 and the second lifting arm 24 to synchronously rotate through the rotating torque output by the gear reduction motor 22, and further driving the lifting switching part 25 and the sealing connecting part 26 to lift by virtue of the rotating action of the first lifting arm 23 and the second lifting arm 24, so that the lifting switching part 25 drives the lifting segmented structure 7 to lift and the sealing connecting part 26 drives the lifting sealing structure 8 to lift and work.
Specifically, with continued reference to fig. 2, 4 to 6, the lifting segment structure 7 includes a segment start lever 71, a first transmission rope 72 and a segment pulling lever 73; the segmented starting rod 71 is transversely and rotatably assembled on the lifting switching part 25 of the fishing lifting structure 2, and two ends of the segmented starting rod 71 respectively correspond to the outer parts of two sides of the fishing net body 6; two first transmission ropes 72 are arranged, and one ends of the two first transmission ropes 72 are respectively connected to two ends of the sectional starting rod 71 in a one-to-one correspondence manner; the sectional pulling rod 73 is fixedly connected between the self-adaptive folding part 62 and the storage part 63 of the fishing net body 6, and the sectional pulling rod 73 and the sectional starting rod 71 are arranged in parallel; the other ends of the two first transmission rope bodies 72 are respectively connected to two ends of the segment pulling rod 73 in a one-to-one correspondence manner; when the lifting switching part 25 drives the segment starting rod 71 to lift, the segment starting rod 71 can drive the segment pulling rod 73 to lift synchronously through the first transmission rope 72, the segment pulling rod 73 can drive the bottom of the catching net body 6 between the self-adaptive folding part 62 and the storage part 63 to lift (refer to figure 6), and further enables the top and bottom of the fishing net body 6 between the self-adaptive folding part 62 and the storage part 63 to be contacted, thereby the passage between the self-adaptive folding part 62 and the storage part 63 is cut off, so that the fishes gathered in the storage part 63 can be separated out independently as the ship body structure 1 drives the fishing net body 6 to sail, meanwhile, under the lifting driving action of the segmented pulling rod 73, the position between the self-adaptive folding part 62 and the storage part 63 can be lifted to a height higher than the ship deck 12, and the fishes in the storage part 63 can fall to the ship deck 12 by virtue of self gravity.
With continuing reference to fig. 2, fig. 5 and fig. 6, the lifting sealing structure 8 includes a second transmission rope 81 and a sealing hoop 82; one end of the second transmission rope 81 is connected with the sealing connection part 26, and the sealing hoop 82 is connected with the other end of the second transmission rope 81 and used for driving the sealing hoop 82 to lift to the height of the ship deck 12 through the sealing connection part 26 via the second transmission rope 81.
The sealing hoop 82 is detachably mounted at the net body collecting outlet 631 of the storage part 63; when the seal hoop 82 is installed at the net body collecting outlet 631, the net body collecting outlet 631 is in a closed state, and when the seal hoop 82 is not installed at the net body collecting outlet 631, the net body collecting outlet 631 is in an open state; after the sealing hoop 82 is lifted, the sealing hoop 82 can synchronously drive the net body collecting outlet 631 to be located at the height position of the ship deck 12, so that the fishes in the storage part 63 can fall into a specific container of the ship deck 12 through the opened net body collecting outlet 631.
As shown in fig. 7, the control module 9 is connected to a power module 91 and a control panel 92 through circuits, and the control output end of the control module 9 is connected to a relay 93 through a circuit; the output end of the relay 93 is respectively connected with the motor push rod 41 and the gear reduction motor 22 through circuits, so that the remote automatic control operation of the motor push rod 41 and the gear reduction motor 22 is realized by means of the cooperation of the control module 9 and the relay 93, and the integral automation degree is improved.
The control module 9, the power module 91, the control panel 92, and the relay 93 are all disposed inside the ship deck 12 or the control cabin. The control module 9 can adopt but not limited to a single chip microcomputer control board with the model number of AT80C51 and a microcontroller with the model number of STM 32; the relay 93 may be, but is not limited to, an 8-pin relay model UD2-4.5 NU.
The application method of the fishing boat preposed extension type trawl device based on water surface fishing comprises the following steps:
firstly, preparation work before fishing operation is well carried out, a fishing lifting structure 2 is arranged and installed, a lifting segmented structure 7 is arranged on a fishing net body 6, and the outlet end of the fishing net body 6 is sealed through a lifting sealing structure 8.
Secondly, the fishing lifting structure 2 is controlled and started by the control module 9, so that the fishing lifting structure 2 is positioned at the fishing working position at the front side of the hull structure 1, and is respectively connected with the positioning fishing net body 6 through the lifting segmented structure 7, and the outlet end of the fishing net body 6 is connected and positioned to the fishing position through the lifting sealing structure 8.
The method specifically comprises the following steps: the gear reducing motor 22 in the fishing landing structure 2 is controlled and started by the control module 9, the output end of the gear reducing motor 22 rotates to drive the first landing arm 23 to rotate towards the front side direction of the ship deck 12, and meanwhile, the first landing arm 23 sequentially drives the sealing connecting part 26, the second landing arm 24 and the lifting switching part 25 to synchronously move downwards to the fishing working position.
The lifting segmented structure 7 connected with the lifting switching part 25 descends synchronously, the segmented pulling rod 73 in the lifting segmented structure 7 falls into water under the self gravity, and drives the bottom end of the catching net body 6 corresponding to the segmented position between the self-adaptive folding part 62 and the storage part 63 to descend in the water, and the top end of the catching net body 6 floats upwards freely, so that the catching net body 6 is unfolded in the segmented position along the circumferential direction (the first position).
The lifting sealing structure 8 connected with the sealing connecting part 26 descends synchronously, and drives the net body in the fishing net body 6 to collect the outlet end formed by the outlet 631 and descend synchronously to the water, so that the outlet end formed by the outlet 631 collected by the net body is positioned and kept at a specific fishing position in the water, and when the inlet end of the fishing net body 6 extends forwards, the outlet end of the fishing net body 6 is kept in situ, so that the fishing net body 6 is unfolded effectively forwards and backwards.
And thirdly, the control module 9 controls the starting of the telescopic driving structure 4, so that the telescopic driving structure 4 drives the telescopic positioning structure 3 to extend towards the direction far away from the hull structure 1 (namely the front side direction of the hull structure 1), and the telescopic positioning structure 3 further drives the inlet end of the fishing net body 6 to extend and expand towards the front side direction of the hull structure 1 by means of the net mouth supporting structure 5, so that the whole fishing net body 6 is unfolded to prepare for the fishing operation.
The method specifically comprises the following steps: the motor push rod 41 in the telescopic driving structure 4 is controlled and started through the control module 9, the output end of the motor push rod 41 pushes the X-shaped folding frame 32 in the telescopic positioning structure 3, the X-shaped folding frame 32 is unfolded towards the front side direction of the ship body structure 1, and meanwhile, the motor push rod 41 automatically adjusts the angle to a stable state under the matching action of the switching block 42 and the bull eye bearing seat 43, so that the X-shaped folding frame 32 is kept stable.
The two X-shaped folding frames 32 extend towards the two front sides correspondingly, and the frame body assembly rods 33 at the far ends of the two X-shaped folding frames 32 slide along the transverse supporting rods 51 in the net mouth supporting structure 5 towards the two ends correspondingly respectively, until the two X-shaped folding frames 32 are completely unfolded, the transverse supporting rods 51 keep stable positioning, and under the positioning action of the transverse support rod 51, the longitudinal support rod 52 and the transverse lower support rod 53 are kept stable, and the transverse support rod 51 is kept stably above the water surface, the transverse lower support rod 53 is stably below the water surface, thereby forming a fishing port supporting frame which can fish the fish in the top water area, the edge of the fishing port supporting frame is sequentially fixed at the net body fishing inlet 611 of the fishing port supporting frame to form the inlet end of the fishing net body 6, so that the fishing net body 6 is expanded along the circumferential direction (the second position) at the supporting frame of the fishing port to start the fishing operation.
The weight block 54 arranged at the bottom end of the support frame of the fishing opening can increase the weight of the support frame of the fishing opening appropriately, and the stability of the support frame of the fishing opening when the support frame of the fishing opening is subjected to water resistance is kept.
Furthermore, when the ship body structure 1 sails forward, the net opening supporting structure 5 and the catching net body 6 are synchronously driven to advance through the telescopic positioning structure 3, the catching net body 6 is utilized for filtering and catching operation, and the caught fishes are automatically gathered to the inner position of the catching net body 6 corresponding to the outlet end by virtue of the advancing of the catching net body 6.
The method specifically comprises the following steps: when the ship body structure 1 sails forward, the X-shaped folding frame 32 in the telescopic positioning structure 3 synchronously drives the net mouth supporting structure 5 and the fishing net body 6 to move forward, fish groups in the top water area enter the fishing part 61 of the fishing net body 6 through the net body fishing inlet 611 of the fishing net body 6, and the fish groups automatically gather to the storage part 63 of the fishing net body 6 because the fish groups are relatively in the original positions at the moment and the fishing net body 6 is in a forward state along with the sailing of the ship body structure 1, and further keep moving forward along with the circumferential limiting function of the storage part 63 and the driving function of the ship body structure 1.
Then, the fishing lifting structure 2 is controlled to be started through the control module 9 again, so that the fishing lifting structure 2 is lifted to a collecting working position above the ship body structure 1; the lifting segmented structures 7 and the lifting sealing structures 8 are driven to lift synchronously by the fishing lifting structures 2 respectively, the fishing fish gathering parts of the fishing net bodies 6 are isolated by the lifting segmented structures 7 after lifting and are lifted to the height above the ship body structure 1, and the outlet ends of the fishing net bodies 6 are driven by the lifting sealing structures 8 after lifting and are lifted to the height of the ship body structure 1.
The method specifically comprises the following steps: the operator on the ship deck 12 observes whether the fish inside the storage section 63 reaches a predetermined harvest capacity; if not, continuing to wait for fishing; if the current situation is met, a control instruction is sent to the control module 9 through the control panel 92, the control module 9 controls and starts the gear reduction motor 22 in the fishing lifting structure 2 again, the output end of the gear reduction motor 22 rotates to drive the first lifting arm 23 to rotate towards the rear side direction of the ship deck 12, and meanwhile, the first lifting arm 23 sequentially drives the sealing connecting part 26, the second lifting arm 24 and the lifting switching part 25 to synchronously lift upwards to move to a collecting working position.
The segment starting rod 71 in the lifting segment structure 7 pulls the segment pulling rod 73 to rise through the first transmission rope 72, pulls the bottom end of the fishing net body 6 corresponding to the segment position between the adaptive folding part 62 and the storage part 63, and further pulls the top end of the fishing net body 6 upwards, so that the top end and the bottom end of the fishing net body 6 at the segment position are in contact (refer to fig. 6), the segment position of the fishing net body 6 rises to the upper part of the ship deck 12 of the ship body structure 1, at the moment, the adaptive folding part 62 of the fishing net body 6 is automatically unfolded by being pulled, and the whole operation length of the fishing net body 6 is increased when the net body fishing inlet 611 is kept in place, and the collecting operation is completed.
The second transmission rope 81 in the lifting sealing structure 8 rises under the lifting driving action of the sealing connecting part 26, and meanwhile, the second transmission rope 81 drives the sealing hoop 82 and the net body collecting outlet 631 of the catching net body 6 to rise, and the net body collecting outlet 631 rises to the height of the ship deck 12 of the ship body structure 1.
Then, the outlet end of the fishing net body 6 is opened through the lifting sealing structure 8, so that the fishes in the separately separated fishing net body 6 fall into the specific container of the hull structure 1 until the fishes are completely discharged.
The method specifically comprises the following steps: the operator directs the net harvesting outlet 631 of the fishing net 6 to a specific container on the ship deck 12 and releases the sealing hoop 82 from sealing the net harvesting outlet 631, at which time the fish in the storage section 63 of the fishing net 6 automatically fall through the net harvesting outlet 631 into the specific container, waiting until the fish are completely discharged from the storage section 63.
Finally, the outlet end of the fishing net body 6 is closed again through the lifting sealing structure 8, and the fishing lifting structure 2 is controlled to be started again through the control module 9, so that the fishing lifting structure 2 is located at the fishing working position on the front side of the hull structure 1 again, and the whole fishing net body 6 enters the fishing state again.
The method specifically comprises the following steps: after the fishes collected in the storage part 63 are completely discharged, the sealing hoop 82 in the lifting sealing structure 8 is used for re-sealing the net body collecting outlet 631, the gear reduction motor 22 in the fishing landing structure 2 is controlled and started again through the control module 9, the output end of the gear reduction motor 22 rotates again to drive the first landing arm 23 to rotate towards the front side direction of the ship deck 12, meanwhile, the first landing arm 23 sequentially drives the sealing connecting part 26, the second landing arm 24 and the lifting switching part 25 to move downwards again to the fishing working position, further, the lifting segmented structure 7 is continuously connected with the positioning fishing net body 6, the lifting sealing structure 8 is connected with the outlet end of the positioning fishing net body 6, the outlet end of the fishing net body 6 returns to the fishing position again while the inlet end of the fishing net body 6 is kept in place, so that the whole fishing net body 6 extends along the circumferential direction and back and forth and enters the fishing state again to continue the fishing operation, and (5) until the requirement of the single total fishing amount is met.
Therefore, the use method of the fishing boat front-mounted extension type trawl device based on water surface fishing 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 (10)
1. A fishing boat preposed extension type trawl device based on water surface fishing can be arranged on a boat body structure; the trawl device comprises a fishing net body arranged on the hull structure; the method is characterized in that: the fishing device also comprises a telescopic positioning structure, a net mouth supporting structure, a fishing lifting structure, a lifting segmented structure and a lifting sealing structure which are respectively arranged on the hull structure;
the telescopic positioning structure can telescopically adjust the length of the telescopic positioning structure; one end of the telescopic positioning structure is fixed on the ship body structure, and the other end of the telescopic positioning structure faces the front side direction of the ship body structure; the other end of the telescopic positioning structure is in transmission connection with the net port supporting structure; the distance between the net port supporting structure and the ship body structure can be adjusted based on the telescopic positioning structure;
the net mouth supporting structure is connected with the inlet end of the fishing net body and is used for supporting the inlet end of the fishing net body to be always kept in an open state;
one end of the catching lifting structure is rotatably arranged on the hull structure, the lifting segmented structure is arranged at the other end of the catching lifting structure in a transmission manner, and the lifting sealing structure is arranged between two ends of the catching lifting structure in a transmission manner; the lifting segmented structure and the lifting sealing structure can synchronously rotate along with the fishing lifting structure;
the fishing net body is provided with an outlet end at one side end deviating from the inlet end of the fishing net body, the lifting sealing structure is connected with the outlet end of the fishing net body, and the lifting sealing structure is used for changing the opening and closing state of the outlet end and driving the outlet end to ascend;
the lifting segmented structure is connected with the inlet end and the outlet end of the fishing net body in position, and is used for changing the on-off state between the inlet end and the outlet end and driving the on-off point between the inlet end and the outlet end to rise.
2. The fishing boat front-mounted extension type trawl device according to claim 1, wherein the telescopic positioning structure comprises a telescopic fixed seat, an X-shaped folding frame and a frame body assembling rod;
the telescopic fixed seat is fixedly connected with the hull structure; the X-shaped folding frames are provided with two groups, one ends of the two groups of X-shaped folding frames are fixedly connected with the telescopic fixing seats respectively, and the other ends of the two groups of X-shaped folding frames are fixedly connected with the two frame body assembling rods in a one-to-one correspondence mode respectively;
the two groups of X-shaped folding frames gradually expand outwards from the telescopic fixed seat towards the direction far away from the ship body structure; and the two frame body assembling rods are assembled with the net port supporting structure in a sliding manner.
3. The water surface fishing based fishing vessel forward extension trawl apparatus of claim 2, wherein the net gape support structure comprises a lateral support bar, a longitudinal support bar and a lateral lower support bar;
the top ends of the transverse supporting rods are respectively assembled with the two frame body assembling rods in a sliding manner; two longitudinal supporting rods are arranged, and the top ends of the two longitudinal supporting rods are fixedly connected to two sides of the bottom end of the transverse supporting rod in a one-to-one correspondence mode respectively; the bottom ends of the two longitudinal supporting rods are fixedly connected with the two side ends of the transverse downward supporting rod in a one-to-one correspondence manner; the transverse supporting rod, the longitudinal supporting rod and the transverse supporting rod are assembled together to form a rectangular frame, and the inlet end of the fishing net body is supported by the rectangular frame;
the net mouth supporting structure also comprises a balancing weight;
the counterweight block is fixedly connected with the bottom end of the transverse lower supporting rod.
4. The fishing boat forward extension type trawl apparatus according to claim 1, wherein the fishing net body comprises a fishing part, an adaptive folding part and a storage part which are integrally connected;
the catching part is positioned at one side far away from the hull structure and is used for forming a catching space to cover fishes; the storage part is positioned at one side close to the ship body structure and is used for enabling the fishes in the fishing part to automatically gather in the storage part under the sailing action of the ship body structure; the self-adaptive folding part is positioned between the catching part and the storage part and used for automatically prolonging the distance between the catching part and the storage part when the self-adaptive folding part is used for lifting and collecting fishes collected by the storage part, so that the catching part is kept in the original position.
5. The fishing boat forward extension type trawl device according to claim 4, wherein a net body catching inlet is arranged at one end of the catching part far away from the storage part and is used as an inlet end of the catching net body, and the edge of the net body catching inlet is uniformly and fixedly connected with a rectangular frame formed by the net port supporting structure;
a net body collecting outlet is formed in one end, far away from the catching part, of the storage part and serves as an outlet end of the catching net body; the lifting sealing structure is detachably arranged in the net body collecting outlet, and the net body collecting outlet can be opened or closed through the lifting sealing structure.
6. The fishing boat forward extension type trawl apparatus according to claim 4, wherein the fishing landing structure comprises a landing fixing base, a gear reduction motor, a first landing arm, a second landing arm, a lifting adapter part and a sealing connection part;
the lifting fixing seat is fixed on the hull structure, and the gear reduction motor is fixedly arranged on the lifting fixing seat; one end of the first lifting arm is detachably and rotatably mounted on the lifting fixing seat, and the rotating output end of the gear speed reducing motor is detachably connected with one end of the first lifting arm in a transmission manner; the other end of the first lifting arm is fixedly connected with one end of the second lifting arm;
the sealing connecting part is fixedly arranged between the first lifting arm and the second lifting arm and is connected with the lifting sealing structure; the other end of the second lifting arm is fixedly provided with the lifting switching part, and the lifting switching part is connected with the lifting segmented structure.
7. The water surface fishing based fishing boat forward extension trawl apparatus according to claim 6, wherein the hoisting subsection structure comprises a subsection start lever, a first transmission rope body and a subsection pull lever;
the segmented starting rod is transversely and rotatably assembled on a lifting switching part of the fishing lifting structure, and two ends of the segmented starting rod respectively correspond to the outer parts of two sides of the fishing net body; two first transmission rope bodies are arranged, and one ends of the two first transmission rope bodies are respectively connected to two ends of the segmented starting rod in a one-to-one correspondence mode; the sectional pulling rod is fixedly connected between the self-adaptive folding part and the storage part of the fishing net body, and the sectional pulling rod and the sectional starting rod are arranged in parallel; and the other ends of the two first transmission rope bodies are respectively connected to two ends of the subsection pulling rod in a one-to-one correspondence manner.
8. The fishing boat forward extension type trawl apparatus according to claim 6, wherein the lifting sealing structure comprises a second transmission rope body and a sealing hoop;
one end of the second transmission rope body is connected with the sealing connecting part, the sealing hoop is connected with the other end of the second transmission rope body, and the sealing hoop can be synchronously driven to rise to the height of the ship body structure through the sealing connecting part through the second transmission rope body;
the sealing hoop is detachably arranged at a net body collecting outlet of the storage part; the utility model discloses a net body collection export, including net body collection export, seal the staple bolt install in when the export is collected to the net body, the exit is collected in the enclosed state to the net body seal the staple bolt not install in when the export is collected to the net body, the net body is received and is taken the export and be in the open mode.
9. The water surface fishing based fishing boat forward extension type trawl apparatus according to claim 6, wherein the trawl apparatus further comprises a telescopic driving structure;
the telescopic driving structure comprises a motor push rod, a transfer block and a bull eye bearing seat;
the switching block is fixedly connected with the free end of the motor push rod; the switching block is in transmission connection with a telescopic driving input end of the telescopic positioning structure, and the telescopic positioning structure can be driven to extend or contract through the telescopic motion of the free end of the motor push rod;
the fixed end of the motor push rod is installed on the telescopic fixing seat through the bull's eye bearing seat.
10. The water surface fishing based fishing boat forward extension type trawl apparatus according to claim 9, wherein the trawl apparatus further comprises a control module;
the control module is respectively connected with a power supply module and a control panel through a circuit, and the control output end of the control module is connected with a relay through a circuit; the output end of the relay is respectively connected with the motor push rod and the gear reduction motor through circuits.
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| CN202110858413.3A CN113291423B (en) | 2021-07-28 | 2021-07-28 | Fishing boat preposed extension type trawl device based on water surface fishing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114771751A (en) * | 2022-05-26 | 2022-07-22 | 山东金冠网具有限公司 | Water surface fishing boat with front extension type trawl net device |
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| GB191422671A (en) * | 1914-11-17 | 1915-05-06 | Cornelis Pieter Droz | Improvements in Trawling and like Fishing Apparatus. |
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| CN113291423B (en) | 2021-10-01 |
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