CN210143617U

CN210143617U - Shellfish fishing device

Info

Publication number: CN210143617U
Application number: CN201821939237.6U
Authority: CN
Inventors: 李海波; 何定芬; 李桂芬
Original assignee: Zhejiang International Maritime College
Current assignee: Zhejiang International Maritime College
Priority date: 2018-11-23
Filing date: 2018-11-23
Publication date: 2020-03-17
Anticipated expiration: 2028-11-23

Abstract

The utility model discloses a shellfish fishing device, which comprises a ship body, a bottom plate is arranged above a cabin of the ship body, a first supporting plate group is transversely arranged on the bottom plate, a second supporting plate group and a third supporting plate group are sequentially arranged on the side of the first supporting plate group, a rope winding gear and a rope winding wheel are respectively arranged on the first supporting plate group, the rope winding gear and the rope winding wheel are connected through a winding shaft, a transmission gear is connected with the lower part of the rope winding gear in a toothed way, the transmission gear is driven to rotate through a motor, an arc-shaped bottom plate is arranged at the bottom of the ship body, shellfish is actively attached to a shellfish attaching rope, mechanical fishing is not needed, the breaking rate of shellfish is reduced, the step of screening dead shellfish is saved, a large amount of labor force and cost are reduced, the arc-shaped bottom plate increases the contact surface with a beach surface, the ship body can be prevented from being sunk into silt, the smoothness of the ship body, ensuring the integrity of the shellfish.

Description

Shellfish fishing device

Technical Field

The utility model relates to a catch technical field, especially relate to shellfish and catch device.

Background

The shellfish and algae are main marine culture species in China, and the yield of the shellfish and algae accounts for about 90 percent of the total marine culture yield in China. According to measurement and calculation, 7 million tons of inorganic nitrogen, 8000 tons of inorganic phosphorus and more than 120 million tons of carbon can be removed from the coastal water area every year through shellfish cultivation, and the method plays an important role in controlling eutrophication of coastal water areas and global greenhouse effect of carbon dioxide. It can be said that the proper development of the shallow sea shellfish algae cultivation not only can provide a large amount of high-quality marine products for human beings, but also can effectively control the eutrophication of the sea and prevent the occurrence of red tide, has obvious ecological environmental benefit, is a win-win human production activity, and shellfish seafood is usually popular with consumers, and they are delicious, tasty, high in nutritive value and huge in market potential.

At present, the shellfish fishing mode is mainly mechanical suction by a water pump and manual harvesting, the water pump suction damage rate is up to 20-40%, the survival rate is low, only young shellfish can be harvested, and larger shellfish can not be harvested. Therefore, under the common condition, the shellfish seafood is harvested by adopting a manual harvesting mode, the manual harvesting mode has many defects, the harvesting cost is high, the working efficiency is low, and a large number of workers must be hired to perform sea operation to ensure that the shellfish is harvested within a specified time, so that the harvesting cost is increased; the harvesting time is strict, and because manual harvesting or workers use harvesting machinery to harvest, the operation must be carried out in the sea, so that the operation must be carried out when the sea environment is gentle while the tide falls, and deep water harvesting cannot be carried out; the safety coefficient is low, accidents are easy to happen, the tide falling time is sometimes in the evening due to the difference of tide time change, the working environment is the coastal tidal flat under the condition of proper environment selection, and a great risk also exists in the working process of workers. The shellfish fishing device which has low cost and high working efficiency and can reduce the breakage rate needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shellfish fishing device, this device simple structure low cost, but bulk production is put and is scribbled at the beach, waits for the shellfish to depend on the shellfish adheres to the rope voluntarily to an accessible boats and ships pull collectively, catch efficiently, the shellfish survival rate also improves greatly.

The utility model discloses a scheme that the realization above-mentioned purpose was taken does: a shellfish fishing device comprises a hull, a bottom plate is arranged above a cabin of the hull, a first supporting plate group is transversely arranged on the bottom plate, a second supporting plate group and a third supporting plate group are sequentially arranged on the side of the first supporting plate group, a rope winding gear and a rope winding wheel are respectively arranged on the first supporting plate group, the rope winding gear is connected with the rope winding wheel through a reel, a transmission gear is in toothed connection with the lower part of the rope winding gear and is driven to rotate through a motor, an arc-shaped bottom plate is arranged at the bottom of the hull, shellfish attaching ropes can be put into soil below the water when the hull is parked on a beach surface, when fishing is needed, the motor is started, the transmission gear can be driven to rotate after the motor is started, the transmission gear drives the rope winding gear in toothed connection with the transmission gear to rotate, so that the reel between the rope winding gear and the rope winding wheel rotates, rope fixing nails for fixing the shellfish attaching ropes are arranged on the, and the shellfish attaching rope put in the underwater mud layer is pulled up, the shellfish is actively attached to the shellfish attaching rope, the shellfish is not required to be caught by using machinery, the breaking rate of the shellfish is reduced, meanwhile, the step of screening dead shellfish is omitted, a large amount of labor force and cost are reduced, further, the bottom of the ship body is provided with an arc-shaped bottom plate, the contact surface with a beach surface is enlarged, the ship body can be prevented from being sunk into mud and sand, the arc-shaped design improves the smoothness of the ship body when the ship body moves forward, the shellfish on the mud and sand surface is prevented from being scratched when the ship body moves forward, and the integrity of the shellfish is ensured.

Preferably, a cross rod is arranged between the second support plate groups, a rope penetrating device capable of opening and closing is arranged on the cross rod, the shellfish attaching rope penetrates through the rope penetrating device after the rope penetrating device is opened, then the shellfish attaching rope is fixed on the reel, the rope penetrating device is closed after the shellfish attaching rope penetrates through the rope penetrating device, the inner diameter of the rope penetrating device is slightly larger than the diameter of the rope, shellfish attached to the shellfish attaching rope can continuously fall through the design, and therefore continuous harvesting is achieved, and the breakage rate is reduced.

Preferably, the rope threading device is composed of two arc-shaped clamps which are hinged, triangular teeth are arranged at the front edges of the arc-shaped clamps, the two arc-shaped clamps are designed to be opened and closed, the two arc-shaped clamps are tubular after being folded, the shellfish attaching rope can be attached to and pass through the two arc-shaped clamps, and the shellfish can be quickly scraped by the triangular teeth at the front edges of the arc-shaped clamps to finish continuous harvesting.

Preferably, the opening end of the arc-shaped clamp body is provided with a connecting block which can be clamped, and the connecting block can open or close the rope threading device so as to replace a new shellfish attaching rope attached with shellfish to perform a new round of harvesting operation.

Preferably, a third support plate group is arranged on the side of the second support plate group, a water suction pump is arranged on the outer side of the third support plate group, a water pipe is connected onto the water suction pump, nozzles are correspondingly arranged on the inner side of the third support plate group, the water suction pump is respectively connected with the nozzles on the two sides of the third support plate group through water pipes, a lot of impurities such as silt are attached to the shellfish attaching rope pulled up from the mud layer, the water suction pump extracts a clean water source on the beach surface and sprays the water source to the shellfish attaching rope through the nozzles, the shellfish and the silt on the shellfish attaching rope can be quickly washed away, the subsequent shellfish cleaning difficulty is reduced, and the labor load of workers is reduced.

Preferably, the hull front portion is equipped with the iron tie, and the cover has the cable on the iron tie, and the cable can be connected to boats and ships, utilizes boats and ships to pull the seizure that accomplishes the shellfish, and this device simple structure low cost can bulk production put on the beach and scribble, waits for the shellfish to adhere to on the shellfish adheres to the rope voluntarily to an accessible boats and ships pull collectively, catches efficiently, and the shellfish survival rate also improves greatly.

Preferably, the side surface of the ship body is provided with a water outlet, and redundant muddy water washed by the spray head can be discharged through the water outlet, so that excessive water cannot remain in the ship body, the weight of the ship body is reduced, and more shellfish can be captured.

Compared with the prior art, the beneficial effects of the utility model are that: 1) the shellfish is actively attached to the shellfish attaching rope, so that the shellfish is not required to be mechanically caught, the breakage rate of the shellfish is reduced, the step of screening dead shellfish is omitted, and a large amount of labor and cost are reduced; 2) the arc-shaped bottom plate is arranged at the bottom of the ship body, so that the contact surface with the beach surface is enlarged, the ship body can be prevented from being sunk into silt, the smoothness of the ship body in advancing is improved, shellfish on the surface of the silt is prevented from being scratched when the ship body advances, and the integrity of the shellfish is ensured; 3) the water pump and the spray head are arranged, so that the silt on the shellfish and the shellfish attaching rope can be quickly washed away, the subsequent cleaning difficulty of the shellfish is reduced, and the labor load of workers is reduced; 4) this device simple structure low cost can put on the beach in large quantities and scribble, waits for the shellfish to depend on the shellfish adheres to the rope voluntarily to the accessible boats and ships pull collectively, catch efficient, the shellfish survival rate also improves greatly.

The utility model adopts the above technical scheme to provide a shellfish fishing device, remedied the not enough of prior art, reasonable in design, convenient operation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the connection of the cord winding gear to the drive gear;

FIG. 3 is an enlarged partial schematic view of a of FIG. 1;

FIG. 4 is a schematic view of the construction of the reeving device;

fig. 5 is a front view of the present invention.

Description of reference numerals: 1. a hull; 2. a base plate; 3. a first brace bar group; 4. a rope winding gear; 5. a rope winding wheel; 6. a reel; 7. a motor; 8. a transmission gear; 9. a second group of buttresses; 10. a cross bar; 11. a rope threading device; 12. triangular teeth; 13. a joining block; 14. shellfish attaching ropes; 15. a third group of buttresses; 16. a spray head; 17. a water pump; 18. a water pipe; 19. an iron bolt; 20. a cable; 21. an arc-shaped bottom plate.

Detailed Description

The technical solution of the present invention is further described in detail below with reference to the following embodiments and the accompanying drawings:

example 1:

as shown in fig. 1-2, the shellfish fishing device comprises a hull 1, a bottom plate 2 is arranged above a cabin of the hull 1, a first supporting plate group 3 is transversely arranged on the bottom plate 2, a second supporting plate group 9 and a third supporting plate group 15 are sequentially arranged on the side of the first supporting plate group 3, a rope winding gear 4 and a rope winding wheel 5 are respectively arranged on the first supporting plate group 3, the rope winding gear 4 and the rope winding wheel 5 are connected through a winding shaft 6, a transmission gear 8 is meshed below the rope winding gear 4, the transmission gear 8 is driven to rotate through a motor 7, an arc-shaped bottom plate 21 is arranged at the bottom of the hull 1, a water outlet port of a water outlet 22 is arranged in parallel and level with the outer wall of the hull 1, and the water outlet path of. The shellfish attaching rope 14 can be put into soil under the water surface when the ship body 1 is parked on the beach surface, when fishing is needed, the motor 7 is started, the motor 7 can drive the transmission gear 8 to rotate after being started, the transmission gear 8 rotates to drive the rope winding gear 4 which is in tooth joint with the transmission gear to rotate, so that the reel 6 between the rope winding gear 4 and the rope winding wheel 5 rotates, the reel 6 is provided with a rope fixing nail which can fix the shellfish attaching rope 14, the shellfish attaching rope 14 can be wound along with the rotation of the reel 6 after being fixed, and then the shellfish attaching rope 14 put into the underwater mud layer is pulled up, the shellfish is actively attached to the shellfish attaching rope 14, mechanical fishing is not needed, the shellfish breaking rate is reduced, the step of screening dead shellfish is saved, a large amount of labor force and cost are reduced, further, the bottom of the ship body 1 is provided with the arc-shaped bottom plate 21, the contact surface with the beach surface is enlarged, and the ship body 1 can be prevented from sinking into mud, due to the arc design, the smoothness of the ship body 1 in the advancing process is improved, the shellfish on the silt surface is prevented from being scratched when the ship body 1 advances, and the completeness of the shellfish is ensured.

Example 2

As shown in fig. 1, 3 and 4, the optimization scheme of this embodiment based on embodiment 1 is as follows: a cross bar 10 is arranged between the second support plate groups 9, a rope threading device 11 which can be opened and closed is arranged on the cross bar 10, a shellfish attaching rope 14 passes through the rope threading device 11 after the rope threading device 11 is opened, then the shellfish attaching rope is fixed on the scroll 6, the shellfish attaching rope 14 passes through the rope threading device 11 and then the rope threading device 11 is closed, the inner diameter of the rope threading device 11 is slightly larger than the diameter of the rope, the shellfish attaching rope 14 attached to the shellfish can continuously fall down by the design, thereby achieving continuous harvesting and reducing the breakage rate, the rope threading device 11 is two arc-shaped clamps which are hinged, the front edge of the arc-shaped clamps is provided with triangular teeth 12, the two arc-shaped clamps which are hinged are in an opening and closing design, the two arc-shaped clamps are in a tubular shape after being closed, the shellfish attaching rope 14 can be attached to pass through, the triangular teeth 12 at the front edges of the arc-shaped clamps can rapidly scrape the shellfish down to complete continuous harvesting, the opening ends of the arc-shaped clamps, the shellfish attaching rope 14 attached with the shellfish is replaced to perform a new round of harvesting operation.

Example 3:

as shown in fig. 1 and 5, the optimization scheme of this embodiment based on embodiment 1 is as follows: the third supporting plate group 15 is arranged on the side of the second supporting plate group 9, the water pump 17 is arranged on the outer side of the third supporting plate group 15, the water pipe 18 is connected on the water pump 17, the spray nozzles 16 are correspondingly arranged on the inner side of the third supporting plate group 15, the water pump 17 is respectively connected with the spray nozzles 16 on the two sides of the third supporting plate group 15 through water pipes, a great amount of impurities such as silt are attached to the shellfish attaching rope 14 pulled from a mud layer, the water pump 17 extracts clean water on a beach surface and sprays the clean water to the shellfish attaching rope 14 through the spray nozzles 16, the silt on the shellfish and the shellfish attaching rope 14 can be quickly washed away, the subsequent shellfish cleaning difficulty is reduced, the labor load of workers is reduced, the iron bolt 19 is arranged on the front part of the ship body 1, the stay cable 20 is sleeved on the iron bolt 19, the stay cable 20 can be connected to a ship and can be dragged to complete shellfish capturing, the device has a simple structure, the side surface of the ship body 1 is provided with a water outlet 22, and redundant muddy water washed by the spray head 16 can be discharged through the water outlet 22, so that excessive water can not remain in the ship body 1, the weight of the ship body 1 is reduced, and more shellfish can be captured.

Example 4:

the utility model discloses shellfish fishing device's theory of operation does: the ship body 1 is parked on the beach surface, the shellfish attaching rope 14 is put into the soil under the water surface, when shellfish is attached to the shellfish attaching rope 14, the rope threading device 11 is opened when fishing, the shellfish attaching rope 14 attached with shellfish is penetrated through the rope threading device 11, the rope threading device 11 is closed, the shellfish attaching rope 14 is fixed on the scroll 6, the motor 7 is started, the motor 7 can drive the transmission gear 8 to rotate after being started, the transmission gear 8 rotates to drive the rope winding gear 4 connected with the transmission gear to rotate, so that the shellfish attaching rope 14 rolls along with the rotation of the scroll 6, the shellfish attaching rope 14 put into the underwater mud layer is pulled up, the shellfish attached to the shellfish attaching rope 14 is scraped one by the triangular teeth 12 on the rope threading device 11 and falls into the ship cabin, the water pump 17 is started at the same time, clean water is pumped out and then is sprayed to the shellfish attaching rope 14 through the spray nozzle 16, silt and the shellfish attaching rope 14 are washed away, the capture is completed.

The conventional techniques in the above embodiments are known to those skilled in the art, and all the selected electrical components are commercially available conventional electrical components, and the specific model and power need to be selected according to the actual situation of the device.

The above embodiments are merely illustrative, and not restrictive, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. Shellfish fishing device, including hull (1), the cabin top of hull (1) is equipped with bottom plate (2), transversely is equipped with first supporting plate group (3) on bottom plate (2), and first supporting plate group (3) side is equipped with second supporting plate group (9) and third supporting plate group (15) in proper order, its characterized in that: the first supporting plate group (3) is respectively provided with a rope winding gear (4) and a rope winding wheel (5), the rope winding gear (4) is connected with the rope winding wheel (5) through a winding shaft (6), a transmission gear (8) is in toothed connection with the lower portion of the rope winding gear (4), the transmission gear (8) is driven to rotate through a motor (7), and the bottom of the ship body (1) is provided with an arc-shaped bottom plate (21); an iron bolt (19) is arranged at the front part of the ship body (1), and a guy cable (20) is sleeved on the iron bolt (19); a water outlet (22) is formed in the side surface of the ship body (1); the water outlet port of the water outlet (22) is flush with the outer wall of the ship body (1), and the water outlet path of the water outlet (22) is larger than the wall thickness of the ship body (1).

2. The shellfish fishing device of claim 1, wherein: a cross rod (10) is arranged between the second supporting plate groups (9), and a rope threading device (11) capable of opening and closing is arranged on the cross rod (10).

3. The shellfish fishing device of claim 2, wherein: the rope threading device (11) is composed of two arc-shaped clamps which are hinged, and triangular teeth (12) are arranged at the front edges of the arc-shaped clamps.

4. The shellfish fishing device of claim 3, wherein: the opening end of the arc-shaped clamp body is provided with a connecting block (13) which can be clamped.

5. The shellfish fishing device of claim 1, wherein: second backup plate group (9) side is equipped with third backup plate group (15), third backup plate group (15) outside is equipped with suction pump (17), be connected with water pipe (18) on suction pump (17), third backup plate group (15) inboard correspondence is equipped with shower nozzle (16).