CN110122436B - Unhooked throwing crab fishing device - Google Patents
Unhooked throwing crab fishing device Download PDFInfo
- Publication number
- CN110122436B CN110122436B CN201910592854.6A CN201910592854A CN110122436B CN 110122436 B CN110122436 B CN 110122436B CN 201910592854 A CN201910592854 A CN 201910592854A CN 110122436 B CN110122436 B CN 110122436B
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- cage
- food
- guide rod
- food cage
- attracting
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- 235000013305 food Nutrition 0.000 claims abstract description 303
- 241000238557 Decapoda Species 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004033 plastic Substances 0.000 claims description 22
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 21
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 19
- 230000001939 inductive effect Effects 0.000 claims description 7
- 230000002431 foraging effect Effects 0.000 claims description 5
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 210000000080 chela (arthropods) Anatomy 0.000 abstract description 3
- 210000000988 bone and bone Anatomy 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000005266 casting Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000006698 induction Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
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
- A01K69/00—Stationary catching devices
- A01K69/06—Traps
- A01K69/08—Rigid traps, e.g. lobster pots
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
Abstract
The invention aims to provide a device for throwing and fishing crabs without hooks. The fishhook-free throwing crab fishing device consists of an anti-hanging shell device and a food attracting cage device, wherein a purse net cover of the food attracting cage device is arranged on the surface of a food cage, a buoyancy cover is connected with the food cage to form the food attracting cage device, the food attracting cage device is arranged in the anti-hanging shell device through a food cage guide rod and a food cage guide rod hole, when the device is thrown into water by a fisher, the device sinks into the water due to the fact that the underwater weight of the anti-hanging shell device is greater than the buoyancy of the buoyancy cover, and the buoyancy cover pulls the food attracting cage device with the food attracting crab to float at the preset height of the bottom due to the fact that the buoyancy of the buoyancy cover is greater than the underwater weight of the food attracting cage device, the crab is attracted by utilizing the food taste, and the crab pincers and bone joints are hooked in the purse net cover, and trapped information of the crab is transmitted to a fishing rod through a main line when the crab is trapped and struggled.
Description
Technical Field
The invention relates to the technical field of fishing, in particular to a device for casting crabs without hooks by using a fishing rod.
Background
At present, no equipment for capturing crabs by using a fishing rod casting method is available, only the netting gear and the crab pot are used for capturing crabs, and the main defects of capturing crabs by using the netting gear and the crab pot are that the fishing of the crabs by using the netting gear and the crab pot cannot replace the quick feeling and the movement effect brought by using the fishing rod casting method to fish the crabs to a fisher.
Disclosure of Invention
The invention aims to provide a device for throwing and fishing crabs without hooks.
The invention is realized in this way, the characteristic is that the unhooked throwing and fishing crab device is composed of a hanging-preventing shell device and a food-cage-attracting device, a food-cage guide rod of the food-cage-attracting device is connected with a guide rod connecting point of the food cage through a food-cage bottom fixing point, a purse net cover covers the surface of the food cage through a purse net cover hook, food for attracting crabs is arranged in the food cage, a buoyancy cover seals the food-cage opening through a food-cage-opening hinge and the cage-opening hook to form the food-attracting device, the food-cage-attracting device penetrates through a food-cage guide rod hole from the inner side of the hanging-preventing shell device through a main line arranged at the end point of the food-cage guide rod, so that the food cage is arranged in the hanging-preventing shell device through the food-cage opening to form the unhooked throwing and fishing crab device, and when the unhooked throwing crab-attracting device is thrown into water by a fisher, the buoyancy cover pulls the food cage to float from the food-cage opening of the hanging-preventing shell device until the main line is provided with a distance of limiting beans.
The casing is a cylindrical metal body with one closed end and made of metal with specific gravity greater than that of water, the inner diameter and length of the casing are greater than those of the food cage guiding rod, the weight of the casing under water is greater than that of the buoyancy cover, the casing has the functions of sinking and stabilizing the whole of the unhooked crab throwing device by utilizing the greater weight of the casing after the unhooked crab throwing device is thrown into water, in addition, when a fisher takes up the line, the food cage guiding rod is guided into the casing through the food cage guiding rod hole, so that the food cage guiding rod is prevented from being hooked by an underwater obstacle, the inner diameter of the food cage guiding rod hole is a round hole arranged in the center of the closed end of the casing, the inner diameter of the food cage guiding rod is greater than that of the food cage guiding rod, the length of the casing is set to pull the food cage guiding rod into the hole when a main line is limited by the wall of the food cage guiding rod hole, the food cage at the rear end of the food cage and a net cover covering the periphery of the food cage can smoothly enter the food cage in the opening of the food cage, and the food cage is prevented from being smoothly pulled into the food cage opening by the food cage guiding rod hole in the outer diameter of the food cage guiding hole, and the food cage is prevented from entering the food cage opening in the outer diameter of the food cage guiding hole by the food cage guiding hole.
The food cage inducing device consists of a food cage guide rod, a food cage, a purse net sleeve, a buoyancy cover, a main line, a limiting space bean and food inducing crabs, wherein the food cage guide rod consists of a guide rod, a main line connecting point and a food cage bottom fixing point, the guide rod consists of a straight cylinder which is made of hard metal and has the diameter smaller than the inner diameter of the guide rod hole of the food cage and the length larger than the length of the anti-hanging shell device, the main line connecting point is a hole which is arranged at one end of the guide rod and is connected with the main line, the food cage bottom fixing point is a point which is arranged at the other end of the guide rod and is connected with the guide rod connecting point of the food cage, the food cage consists of a cage body, a guide rod connecting point, a food cage opening hinge connecting point, a buoyancy cover hanging hole and a purse net sleeve hook, the cage body is a net-shaped metal cage which is made of metal wires and has a bottom and is not covered, the net-shaped function of the food inducing crabs can emit taste, the connecting point of the guide rod is a connecting point which is arranged at the center of the bottom of the cage and is connected with a fixed point of the bottom of the food cage of the guide rod of the food cage, the connecting point of the hinge of the food cage opening is a connecting point which is arranged at the edge of the opening of the cage and is connected with the hinge of the food cage opening, the hanging hole of the buoyancy cover is a hole which is arranged at the corresponding point of the edge of the opening of the cage and the hinge of the food cage opening, the effect of the hanging hole is to enable the hook of the opening of the cage to be hooked in the hole, the buoyancy cover is covered on the opening of the food cage, the food for attracting crabs is fixed in the food cage, the hook of the purse net is a hook arranged at the outer side of the cage, the effect of the purse net is to fix the purse net, the purse net covers the surface of the cage, the purse net is made of nylon wires with the wire diameter smaller than 0.5 mm, the mesh size of the purse net is determined according to the type and the size of the target crabs, the buoyancy cover is composed of a plastic floater, the food opening hinge and the hook is made of the plastic floater made of the air, the buoyancy of the buoyancy cover is smaller than the underwater weight of the anti-hanging shell device and is larger than the underwater weight of the sum of the food cage and food for attracting crabs, the buoyancy cover is used for pulling the food cage filled with the food for attracting crabs to a distance from the food cage inlet of the anti-hanging shell device to a main line, the food cage filled with the food for attracting crabs is pulled by the buoyancy of the buoyancy cover to form a floating state under water, the food cage opening is a hinge arranged at the edge of the plastic float after the fishhook-free throwing crab device is thrown into water, the buoyancy of the anti-hanging shell device is larger than the buoyancy of the plastic float, the buoyancy of the plastic float is larger than the underwater weight of the sum of the food cage and the food for attracting crabs, the buoyancy cover is used for pulling the food cage filled with the food for attracting crabs to a distance of spacing space beans from the food cage inlet of the anti-hanging shell device to the main line, the buoyancy cover is connected with the cage mouth of the food cage, the buoyancy cover can be used as the cover of the food cage, the buoyancy cover can be connected with the food cage, the cage mouth hook is a hook arranged at the edge of the plastic floater and at the corresponding end of the hinge of the food cage mouth, the buoyancy cover is used as the cover of the food cage after the food for attracting crabs is put into the food cage, the buoyancy cover can only release taste and can not be eaten by the attracted crabs, the main line is a fishing rod connected with a fishing line of the hook-free throwing crab fishing device, the limiting space bean is a space bean with the outer diameter larger than the inner diameter of a guide rod hole of the food cage, the limiting device for attracting the food cage device is arranged at the height of the underwater distance from the water according to the type and foraging habit of target crabs, the limiting device is used for limiting the floating distance of the buoyancy cover to drive the food attracting cage device, and has the effects that when a fisher throws the unhooked throwing crab attracting device into water, the unhooked throwing crab attracting device is sunk into the water due to the fact that the weight of the anti-hanging shell device is larger than the buoyancy of the buoyancy cover in the food attracting cage device, the buoyancy cover pulls the food attracting cage device to float up to the limiting space beans arranged on the main line outside a food cage guide rod hole of the anti-hanging shell device, the limiting space beans are blocked at the opening of the food cage guide rod, the floating height of the food attracting cage device under water is kept on the height defined by the fisher according to the type and foraging habit of target crabs, the food attracting the crabs is the bait arranged according to the food to be attracted by the target crabs, and the outside diameter of the bait is smaller than the inner diameter of a cage mouth of the food cage.
The method for assembling the unhooked throwing crab fishing device comprises the steps of connecting a food cage guide rod with the food cage through a food cage bottom fixing point, connecting a buoyancy cover with a cage opening of the food cage through a food cage opening hinge and a food cage opening hinge connecting point, arranging a purse net on the surface of a cage body of the food cage through a purse net sleeve hook, penetrating one end of a main wire into a spacing space bean, penetrating the outer side of the bottom of a shell of the anti-hanging shell device into a food cage guide rod hole after setting a spacing distance according to the type of a target crab, connecting an end point of the main wire with a main wire connecting point of the food cage guide rod, and hooking the cage opening hook into a buoyancy cover hanging hole after placing prepared crab-inducing food into the food cage.
The working principle of the hook-free throwing crab fishing device is that after the device is thrown into water by a fisher, the device sinks into the water due to the fact that the underwater weight of the anti-hanging shell device is larger than the buoyancy of the plastic floater, and the buoyancy of the plastic floater is larger than the underwater weight of the sum of the food cage and food for attracting the crabs, the buoyancy cover pulls the food cage containing the food for attracting the crabs to float from the food cage inlet of the anti-hanging shell device to the distance that the main line is provided with the spacing space beans, namely, the food cage is pulled out by the buoyancy cover to the distance that the spacing space beans arranged on the main line are blocked at the guide rod holes of the food cage, the food cage containing the food for attracting the crabs is pulled by the buoyancy of the buoyancy cover to form a floating posture set at the water bottom, when the crabs are trapped on the purse net cover to break loose, the trapped information is transmitted to the fishing rod through the main line, in addition, when the food for attracting the crabs needs to be taken up, the main line pulls the food cage guide rod, so that the food cage guide rod firstly penetrates into the food cage guide rod hole, the food cage behind the food cage guide rod and the purse net cover covered on the food cage guide rod smoothly enter the anti-hanging shell device through the food cage entrance, and the purpose that the purse net cover of the unhooked throwing fishing device is prevented from being hooked by sundries at the bottom of water in the winding process is achieved.
The invention is further described below with reference to the accompanying drawings:
fig. 1 is a schematic view of a structure of a device for casting crabs without hooks.
Fig. 2 is a schematic view of the anti-hang housing assembly of fig. 1.
Fig. 3 is a schematic view of the structure of the food cage guide bar of the food cage-inducing device of fig. 1.
Fig. 4 is a schematic view of the structure of the food cage-attracting apparatus of fig. 1.
FIG. 5 is a schematic view of the purse seine cover of the food cage attraction device of FIG. 1.
Fig. 6 is a schematic view of the buoyancy cap of the food cage apparatus of fig. 1.
Fig. 7 is a schematic view of the combination of the food cage guide rod, food cage, purse net and buoyancy cap of the food cage induction device of fig. 1.
Fig. 8 is a schematic cross-sectional view of a device for casting crabs without hooks.
FIG. 9 is a schematic view of the unhooked bait casting crab pot apparatus floating under water.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the crab-attracting device is realized by the method, and is characterized in that the crab-attracting device is composed of an anti-hanging shell device 1 and a crab-attracting device 2, a food cage guide rod 6 of the crab-attracting device 2 is connected with a guide rod connecting point 17 of the food cage 7 through a food cage bottom fixed point 15, a purse net 8 covers the surface of the food cage 7 through a purse net cover hook 20, a crab-attracting food 12 is arranged in the food cage 7, a buoyancy cover 9 seals the mouth of the food cage 7 through a food cage mouth hinge 22 and a cage mouth hook 23 to form the crab-attracting device 2, the crab-attracting device 2 passes through a main line 10 arranged at the end point of the food cage guide rod 6 from the inner side of the anti-hanging shell device 1 to form the crab-attracting device through a food cage guide rod hole 4, the food cage 7 is arranged in the anti-hanging shell device 1 through a food cage entrance 5 to form the crab-attracting device, and after the non-hook-attracting device is thrown into water by a user, the buoyancy cover 9 pulls the food cage 7 to a main line 10 of the anti-hanging shell device 1 through the food cage entrance 10 to a space bean 11.
As shown in fig. 1, 2, 8 and 9, the anti-hanging casing device 1 is composed of a casing 3, a food cage guide rod hole 4 and a food cage inlet 5, the casing 3 is a cylindrical metal body with one closed end and made of metal with specific gravity greater than that of water, the inner diameter and length of the cylindrical metal body are greater than that of the food cage device 2, the weight of the cylindrical metal body under water is set to be greater than that of a buoyancy cover 9, the cylindrical metal body has the function of sinking and stabilizing the whole of the non-hooked crab device by utilizing the greater weight of the casing 3 after the non-hooked crab device is thrown into water, in addition, when a fisher takes up the line, the food cage device 2 is guided into the casing 3 through the food cage guide rod hole 4 by the food cage guide rod 6, so that the food cage device 2 is prevented from being hooked by underwater obstacles, the food cage guide rod hole 4 is a round hole arranged at the center of the closed end of the casing 3, the inner diameter of the food cage guide rod 6 is larger than the diameter of the food cage guide rod 6, the length of the food cage guide rod 6 is set to be larger than the diameter of the food cage guide rod 6, when the main line pulls the food cage guide rod 6 into the food cage guide rod hole 4, after the food cage guide rod 6 is limited by the wall of the food cage guide rod hole 4, the food cage 7 at the rear end of the food cage guide rod 6 and the purse net 8 covered on the periphery of the food cage guide rod can smoothly enter the food cage inlet 5, the food cage 7 is accurately guided into the food cage inlet 5 according to the direction that the food cage guide rod 6 and the food cage 7 are pulled into the food cage inlet 5 by the food cage guide rod hole 4, namely, the front end of the food cage guide rod 6 penetrates into the food cage hole 4 when a fisher receives a line, the food cage 7 at the rear end of the food cage guide rod 6 and the purse net 8 covered on the periphery of the food cage guide rod 6 smoothly enter the anti-hanging shell device 1 through the food cage inlet 5, the purse net sleeve 8 at the periphery of the food cage 7 is prevented from being hung on an underwater obstacle in the wire winding process, and the food cage inlet 5 is a mouth with a caliber larger than the outer diameter of the food cage induction device 2.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the food-attracting cage device 2 is composed of a food-cage guide rod 6, a food-cage 7, a purse net 8, a buoyancy cover 9, a main line 10, a spacing space bean 11 and food 12 attracting crabs, the food-cage guide rod 6 is composed of a guide rod 13, a main line connecting point 14 and a food-cage bottom fixing point 15, the guide rod 13 is a straight cylinder made of hard metal with the diameter smaller than the inner diameter of a guide rod hole 4 of the food-cage, the length is longer than the length of the anti-hanging shell device 1, the main line connecting point 14 is a hole which is arranged at one end of the guide rod 13 and is connected with the main line 10, the food-cage bottom fixing point 15 is a point which is arranged at the other end of the guide rod 13 and is connected with a guide rod connecting point 17 of the food-cage 7, the food-cage 7 is composed of a cage body 16, a guide rod connecting point 17, a food-cage opening hinge connecting point 18, a buoyancy cover hanging hole 19 and a purse net hook 20, the cage body 16 is a metal cage which is made of metal wires and is net-shaped and provided with a bottom and a cover, the net-shaped function is that the food 12 which is arranged in the metal cage body and used for attracting crabs can emit taste, the connecting point 17 of the guide rod is a connecting point which is arranged at the center of the bottom of the cage body 16 and is connected with a fixed point 15 of the bottom of the food cage body, the connecting point 18 of the hinge of the food cage opening is a connecting point which is arranged at the edge of the opening of the cage body 16 and is connected with the hinge 22 of the food cage opening, the buoyancy cover hanging hole 19 is a hole which is arranged at the corresponding point of the edge of the opening of the cage body 16 and the connecting point 18 of the hinge of the food opening, the buoyancy cover 9 is covered on the opening of the food cage 7, the food 12 which is used for attracting crabs is fixed in the food cage 7, the purse net cover hanging hole 20 is a hanging hook which is arranged at the outer side of the cage body 16 and used for fixing the purse net 8, the purse net 8 covers the surface of the cage body 16, the purse net 8 is a net made of nylon wires with the wire diameter smaller than 0.5 mm, the mesh size of the net is determined according to the type and size of target crabs, the buoyancy cover 9 consists of a plastic floater 21, a food opening hinge 22 and a cage opening hook 23, the plastic floater 21 is a floater made of plastic closed air, the appearance and the size of the plastic floater are the same as those of the cage opening of the cage body 16, the buoyancy is set to be smaller than the underwater weight of the anti-hanging shell device 1 and is larger than the underwater weight of the sum of the food cage 7 and the food 12 for attracting crabs, the effect is that after a fisher throws the unhooked crab throwing device into water, the unhooked crab throwing device sinks into the water due to the fact that the underwater weight of the anti-hanging shell device 1 is larger than the buoyancy of the plastic floater 21, and the underwater weight of the sum of the food cage 7 and the food 12 for attracting crabs is larger due to the buoyancy of the plastic floater 21, the buoyancy cover 9 is used for pulling the food cage 7 filled with the food 12 for attracting the crabs, the food cage 7 filled with the food 12 for attracting the crabs is lifted to the distance from the food cage entrance 5 of the anti-hanging shell device 1 to the main line 10, the food cage 7 filled with the food 12 for attracting the crabs is pulled by the buoyancy of the buoyancy cover 9 to form a floating state under water, the food cage opening hinge 22 is a hinge arranged at the edge of the plastic floater 21, the buoyancy cover 9 is connected with the cage opening of the food cage 7, namely, the buoyancy cover 9 can be used as the cover of the food cage 7, the buoyancy cover 9 can be connected with the food cage 7, the cage opening hook 23 is a hook arranged at the edge of the plastic floater 21 and at the corresponding end of the food cage opening hinge 22, the buoyancy cover hook 23 is hooked in the buoyancy cover hanging hole 19 after the food 12 for attracting the crabs is put into the food cage 7, the buoyancy cover 9 is used as the cover of the food cage 7, the purpose that the food 12 for attracting crabs can only release taste and can not be eaten by the attracted crabs is achieved, the main line 10 is a fish line of the fishrod connected with the unhooked throwing crab fishing device, the limiting space bean 11 is a space bean with the outer diameter larger than the inner diameter of the guide rod hole 4 of the food cage, the limiting device is arranged on the fishing person according to the type and foraging habit of the target crabs, the limiting device is arranged on the height of the food cage device 2 from the water, namely the limiting device is used for limiting the buoyancy cover 9 to drive the floating distance of the food cage device 2, the limiting device is used for limiting the weight of the shell device 1 to be larger than the buoyancy of the buoyancy cover 9 in the food cage device 2 to enable the unhooked throwing crab device to sink into the water, and the buoyancy cover 9 is used for pulling the food cage device 2 to float up according to the type and foraging habit of the target crabs, the guide rod 11 is arranged on the outer diameter of the main wire 4 of the food cage device 1 to limit the food cage 2 when the fishing person drives the buoyancy cover 9 to drive the food cage 2 to float up, and the food cage 11 is limited on the inner diameter of the food cage 2 according to the food cage 12 is positioned on the inner diameter of the fishing person and the food cage 12 is limited by the buoyancy of the food cage.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the assembly method of the hitless throwing crab fishing device is that a food cage guide rod 6 is connected with a food cage 7 through a food cage bottom fixing point 15, a buoyancy cover 9 is connected with a cage mouth of the food cage 7 through a food cage mouth hinge 22 and a food cage mouth hinge connection point 18, a purse net 8 is arranged on the surface of a cage body 16 of the food cage 7 through a purse net cover hook 20, one end of a main line 10 penetrates into a spacing space bean 11 and sets a spacing distance according to the type of a target crab, the outer side of the bottom of a shell 3 of the anti-hanging shell device 1 penetrates into a food cage guide rod hole 4, the end point of the main line 10 is connected with a main line connection point 14 of the food cage guide rod 6, and after the prepared crab attracting food 12 is put into the food cage 7, a cage mouth hook 23 is hooked in the buoyancy cover hanging hole 19.
As shown in fig. 1, 8 and 9, the working principle of the hook-free throwing crab fishing device is that after the device is thrown into water by a fisher, the device sinks into the water due to the fact that the underwater weight of the anti-hanging shell device 1 is larger than the buoyancy of the buoyancy cover 9, the buoyancy of the buoyancy cover 9 is larger than the underwater weight of the sum of the food cage 7 and the food 12 of the induced crabs, the buoyancy cover 9 pulls the food cage 7 filled with the food 12 of the induced crabs to float out of the food cage entrance 5 of the anti-hanging shell device 1 to the distance that the main line 10 is provided with the spacing space beans 11, namely the distance that the food cage 7 is pulled out of the main line 10 by the spacing space beans 11 arranged on the main line 10 is blocked at the position of the guide rod 4 of the food cage, the food cage 7 filled with the induced crabs is pulled by the buoyancy of the buoyancy cover 9 to form the height floating posture set at the water bottom, the crab is induced by the buoyancy of the buoyancy cover 9, in the process of using the food flavor of the crab, the crab pincers and the bone joint to be hooked in the process of grabbing the food, the crab pincers are pulled out of the guide rod 8 to the food cage 6, the guide rod 8 is pulled out of the guide rod 8, the guide rod 8 is pulled out of the guide rod 6, and the food cage 6 is prevented from being pulled out of the position of the main line 6, and the guide rod 6 is pulled out of the guide wire 6 through the guide rod 6, and the guide wire is pulled out of the guide wire 6 to the food cage 6, and the food cage 6 is prevented from the position of the main wire 6, and is required to be pulled out of the position of the main wire 6.
Claims (2)
1. A non-hook throwing crab fishing device is characterized by comprising an anti-hanging shell device and a food cage attracting device, wherein a food cage guide rod of the food cage attracting device is connected with a guide rod connecting point of the food cage through a food cage bottom fixing point, a purse net cover covers the surface of the food cage through a purse net cover hook, food attracting crabs is arranged in the food cage, a buoyancy cover seals the food cage opening through a food cage opening hinge and a cage opening hook, the food cage attracting device penetrates through a food cage guide rod hole from the inner side of the anti-hanging shell device through a main line arranged at the end point of the food cage guide rod, so that the food cage is arranged in the anti-hanging shell device through a food cage inlet, when the non-hook throwing crab fishing device is thrown into water by a fisher, the buoyancy cover pulls the food cage to float from the food cage inlet of the anti-hanging shell device until the distance of a main line is provided with spacing space beans, the food cage inducing device consists of a food cage guide rod, a food cage, a purse net sleeve, a buoyancy cover, a main line, a limiting space bean and food inducing crabs, wherein the food cage guide rod consists of a guide rod, a main line connecting point and a food cage bottom fixing point, the guide rod consists of a straight cylinder which is made of hard metal and has the diameter smaller than the inner diameter of the guide rod hole of the food cage and the length larger than the length of the anti-hanging shell device, the main line connecting point is a hole which is arranged at one end of the guide rod and is connected with the main line, the food cage bottom fixing point is a point which is arranged at the other end of the guide rod and is connected with the guide rod connecting point of the food cage, the food cage consists of a cage body, a guide rod connecting point, a food cage opening hinge connecting point, a buoyancy cover hanging hole and a purse net sleeve hook, the cage body is a net-shaped metal cage which is made of metal wires, the guide rod connecting point is arranged at the center of the bottom of the cage body and is connected with the food cage bottom fixing point of the food cage guide rod, the food cage opening hinge connection point is a connection point which is arranged at the edge of the cage opening of the cage body and is connected with the food cage opening hinge, the buoyancy cover hanging hole is a hole which is arranged at the edge of the cage opening of the cage body and corresponds to the food cage opening hinge connection point, the purse net sleeve hook is a hook which is arranged at the outer side of the cage body, the purse net sleeve is a net sleeve which is made of nylon wires with the wire diameter smaller than 0.5 mm, the mesh size of the purse net sleeve is determined according to the type and the size of a target crab, the buoyancy cover consists of a plastic floater, the food cage opening hinge and the cage opening hook, the plastic floater is a floater which is made of plastic closed air, the appearance and the size of the plastic floater are the same as the appearance and the size of the cage opening of the cage body, the buoyancy of the buoyancy cover hook is smaller than the underwater weight of the anti-hanging shell device, meanwhile, the weight of the fish is larger than the sum of the food cage and food for attracting crabs, the food cage opening hinge is a hinge arranged at the edge of the plastic floater, the cage opening hook is a hook arranged at the edge of the plastic floater and corresponding to the food cage opening hinge, the main line is a fishing line of the fishrod for unhooked throwing and fishing of the crab attracting device, the limiting space beans are space beans with the outer diameter larger than the inner diameter of the guide rod hole of the food cage on the main line, the limiting device for attracting the food cage device is arranged at the height of the water from the bottom according to the type and foraging habit of target crabs by a fisher, namely the limiting device for limiting the floating distance of the buoyancy cover to drive the food attracting the crab attracting device is arranged according to the food to be attracted by the target crabs, and the outer diameter of the food attracting the crab is smaller than the inner diameter of the cage opening of the food cage.
2. The hitless throwing crab fishing device of claim 1, wherein the anti-hanging casing means is comprised of a casing, a food cage guide rod hole and a food cage entrance, the casing is a cylindrical metal body made of metal having a specific gravity greater than that of water and having a closed end, an inner diameter and a length greater than those of the food cage fishing device, the weight under water is set to be greater than the buoyancy of the buoyancy cap, the food cage guide rod hole is a circular hole provided at the center of the closed end of the casing bottom, the inner diameter is set to be greater than the diameter of the food cage guide rod, and the length is set to be such that when the main wire pulls the food cage guide rod into the food cage guide rod hole, the food cage guide rod is restricted by the wall of the food cage guide rod hole, and the food cage cover covering the outer periphery of the food cage guide rod smoothly enters the food cage entrance, and the food cage entrance is a mouth having a caliber greater than that of the food cage fishing device.
Priority Applications (1)
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| CN201910592854.6A CN110122436B (en) | 2019-07-03 | 2019-07-03 | Unhooked throwing crab fishing device |
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| CN201910592854.6A CN110122436B (en) | 2019-07-03 | 2019-07-03 | Unhooked throwing crab fishing device |
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| CN110122436B true CN110122436B (en) | 2024-04-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980010525U (en) * | 1996-08-05 | 1998-05-15 | 서수갑 | Crab |
| JP2003210073A (en) * | 2002-01-21 | 2003-07-29 | Kawamoto Masanori | Crabbing basket |
| CN201422329Y (en) * | 2009-03-23 | 2010-03-17 | 杨阳 | Crab pot |
| CN207803232U (en) * | 2017-11-24 | 2018-09-04 | 上海海洋大学 | A kind of crab class finishing device with automating sorting function |
| CN208300784U (en) * | 2018-06-14 | 2019-01-01 | 庄传华 | Trapping loaches shroud |
| CN210299120U (en) * | 2019-07-03 | 2020-04-14 | 翟凤平 | Crab fishing device without hook |
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2019
- 2019-07-03 CN CN201910592854.6A patent/CN110122436B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980010525U (en) * | 1996-08-05 | 1998-05-15 | 서수갑 | Crab |
| JP2003210073A (en) * | 2002-01-21 | 2003-07-29 | Kawamoto Masanori | Crabbing basket |
| CN201422329Y (en) * | 2009-03-23 | 2010-03-17 | 杨阳 | Crab pot |
| CN207803232U (en) * | 2017-11-24 | 2018-09-04 | 上海海洋大学 | A kind of crab class finishing device with automating sorting function |
| CN208300784U (en) * | 2018-06-14 | 2019-01-01 | 庄传华 | Trapping loaches shroud |
| CN210299120U (en) * | 2019-07-03 | 2020-04-14 | 翟凤平 | Crab fishing device without hook |
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| CN110122436A (en) | 2019-08-16 |
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