JP5061389B2 - Live seafood transfer device - Google Patents

Description

  The present invention relates to a device for transferring live fish and shellfish, and more particularly, to a device for transferring live fish and shellfish suitable for transferring live fish and shellfish from a transfer source to a transfer destination.

  2. Description of the Related Art Conventionally, fish and shellfish caught by a fishing method such as a swirl net have been transported alive (as live fish and shellfish) to a transport destination such as aquaculture ginger for shipping adjustment and the like.

  Various proposals have heretofore been made for a transfer device used for transferring such live fish and shellfish, and a towing ginger as shown in Non-Patent Document 1 has also been proposed by the present applicant.

  Here, in Non-Patent Document 1, a plurality of resin pipes attached to a ginger net in a towed ginger are used to expand the towed ginger and secure a storage space for live fish and shellfish. .

  That is, in Non-Patent Document 1, it was made possible to extend a towed ginger in water by attaching a plurality of resin pipes to the ginger net in a state that can form a ladder shape in water.

Japanese Patent Application No. 2006-238966

  The towing ginger described in Non-Patent Document 1 uses a lightweight resin pipe to stably secure a storage space for live fish and shellfish by a simple operation, and the towed ginger is used at its start location (transfer source) It is possible to improve the workability when transporting the towed ginger after use at the transfer destination. Furthermore, the towed ginger described in Non-Patent Document 1 can be made compact in a state (non-use state) when transported to the place where the use is started and after storage (in a non-use state). It was possible to increase the volume of live fish and shellfish during storage and towing (use state).

  The present applicant has made the present invention to further improve the advantages of such a towed ginger.

  That is, the present invention provides workability when securing a storage space for live fish and shellfishes, workability when transporting the transfer device to the use start place, and workability when collecting the transfer device after use. Each can be improved, further reduced in weight and compact in a non-use state, and the freshness of live fish and shellfish is kept high by preventing the live fish from becoming worn out during transport. An object of the present invention is to provide an apparatus for transferring live fish and shellfish that can be used.

  In order to achieve the above-described object, a live fish and shellfish transfer device according to claim 1 of the present invention is a live fish and shellfish transfer device for transferring live fish and shellfish from a transfer source to a transfer destination, A bag-like portion formed to be able to accommodate live fishery products and towable, and attached to the bag-like portion, formed to be inflatable by gas injection, and in the bag-like portion during expansion It is characterized by comprising a stretching member formed so as to be able to secure a storage space for the live fish and shellfish in the bag-like portion in water by expanding a predetermined portion in the expansion direction.

  And according to such a structure, since the predetermined | prescribed site | part in a bag-like part can be expanded by expanding a extending member, the workability | operativity at the time of ensuring the accommodation space for live fishery products can be improved. In the non-use state, the bag-shaped portion can be freely deformed and handled by bringing the expansion member into the contracted state, so that the workability in transporting the transfer device to the use start place, and In addition, it is possible to improve the workability at the time of collecting the transfer device after use, and further, it is possible to reduce the weight and make it compact in a non-use state.

  Further, the live fish and shellfish transfer device according to claim 2 is characterized in that, in claim 1, the stretch member is formed so as to impart buoyancy to the bag-like portion in the expanded state.

  And according to such a structure, since the expansion member in the expanded state can impart buoyancy to the bag-like portion, the extension member can also function as a float, and stable towing of the bag-like portion and The number of parts can be reduced.

  Further, in the live fishery product transfer device according to claim 3, in claim 2, the predetermined part in the bag-like part is a part that becomes the uppermost surface in the water in the bag-like part, and the spreading member is It is attached to the peripheral part of the site | part used as the said uppermost surface, or its vicinity.

  And according to such a structure, since a stretch member can be attached in an optimal position for ensuring the accommodation space of live fishery products and giving buoyancy to a bag-like part, it improves practicality. Can do.

  Furthermore, in the transfer device for live fishery products according to claim 4, in any one of claims 1 to 3, the extension member is located at or near a peripheral portion of a predetermined portion of the bag-like portion. It is characterized by being attached in a state of being divided into a plurality along the circumferential direction of the peripheral edge.

  According to such a configuration, for example, even if one of the stretching members breaks down, the stretched state of the bag-like portion may be held by the remaining stretching member, so that the durability is improved. be able to.

  A live fish and shellfish transfer device according to claim 5 is detachably disposed at a predetermined position of the bag-like portion according to any one of claims 1 to 4, A communicating member formed so as to be able to guide the live fish and shellfish in the net part of the transfer source into the bag-like part by communicating with the net part of the transfer source from which the live fish and shellfish are caught It is characterized by having prepared.

  And according to such a structure, since live fish and shellfish can be induced | guided | derived in the water from the net | network part of a transfer origin into a bag-shaped part by a communicating member, live fish and shellfish are reduced, reducing the burden given to live fish and shellfish Can be accommodated in the bag-like portion, and as a result, the freshness of live fish and shellfish can be properly maintained.

  Moreover, the transfer device for live fishery products according to claim 6 is the transfer device according to any one of claims 1 to 5, wherein the bag-like portion of the dough has a low flow of water into the bag-like portion during transfer. It is characterized by being made of a material that can be suppressed.

  And according to such a structure, since the inflow into the bag-shaped part of a water flow can be restrained low at the time of transfer, while suppressing the deformation | transformation of the bag-shaped part 2 by the effect | action of the water pressure from the outside in water, Since the inflow of the water flow into the shape portion can be suppressed to a very low level, the freshness of the live fish and shellfish can be kept high by suppressing fatigue and moribund caused by the stress of live fish and shellfish.

  In addition, the live fish and shellfish transport device according to claim 7 is the color of the dough of the bag-shaped part colored in any one of claims 1 to 6 that can reduce stress of live fish and shellfish. It is characterized by being.

    And according to such a structure, since the inside of a bag-shaped part is colored, for example in green or dark cold color, the stress of the live seafood in a bag-shaped part can be reduced further, and by extension, live fish and shellfish The freshness of the varieties can be maintained more appropriately.

  According to the apparatus for transferring live fish and shellfish according to the present invention, workability in securing a storage space for live fish and shellfish, workability in transporting the transfer apparatus to a use start place, and transfer apparatus after use The workability during the recovery of the fish can be improved, the weight can be reduced and the product can be made compact when not in use, and the live fish and shellfish can be prevented from becoming exhausted during transport. It has an excellent effect of maintaining a high freshness.

  Hereinafter, an embodiment of a device for transferring live fish and shellfish according to the present invention will be described with reference to FIGS.

  As shown in FIG. 1, a live fish and shellfish transfer device (hereinafter abbreviated as “transfer device”) 1 in the present embodiment has a bag-like portion 2 that can secure a storage space for live fish and shellfish. And this bag-like part 2 is formed long in the full length direction.

  The bag-shaped portion 2 has a predetermined range of a portion (hereinafter referred to as a front end portion 2a) on one end portion (hereinafter referred to as a front end portion) in the full length direction. It is formed in a hollow, substantially quadrangular frustum shape that becomes smaller.

  Further, the bag-like portion 2 has a predetermined range portion (hereinafter referred to as a rear end portion 2c) on the other end portion (hereinafter referred to as a rear end portion) side in the full length direction toward the rear end portion. Thus, the inner circumference is reduced to a substantially square pyramid shape.

  Further, the bag-like portion 2 has a central portion (hereinafter, referred to as a central-side portion 2b) sandwiched between the front end portion portion 2a and the rear end portion portion 2c, and is formed in a substantially rectangular tube shape. This central side part 2b occupies the widest range in the full length direction so as to secure most of the accommodation space.

  However, the shape of the bag-like portion 2 shown in FIG. 1 is a shape when an accommodation space is secured in the bag-like portion 2 in water.

  Moreover, as shown in FIG. 1, the opening part 3 is formed in the front-end part in the front-end part side part 2a, and water flows in into the bag-like part 2 through this opening part 3 mainly. . The shape of the opening 3 may be a substantially square shape as shown in FIG. 1 or may be a shape other than that (for example, a circle). In addition, you may form in the bag-like part 2 by the cloth | flour which water permeate | transmits not only the opening part 3 but each surface of the bag-like part 2, for example, a net cloth, a fabric, canvas.

  In this embodiment, as such a bag-shaped part 2, the deformation | transformation of the bag-shaped part 2 by the effect | action of the water pressure from the outside in water is suppressed, and the fatigue and drowning of the live seafood in the bag-shaped part 2 are suppressed. From the point of view, an inner bag-like member is formed by an inner material 2e having excellent resistance to running water such as canvas, and an outer material 2f made of mesh is externally attached to the outer side of the inner material 2e made of canvas. It arrange | positions so that it may improve the shape stability in water.

  Moreover, if the inside of the bag-like part 2 is colored green or dark cold, the stress of live fish and shellfish in the bag-like part 2 can be reduced, and consequently the freshness of the live fish and shellfish can be maintained more appropriately. Can do.

  In addition, you may make it form an opening part also in the rear-end part in the rear-end part side site | part 2c.

  Further, in the present embodiment, a plurality of tow ropes 4 are attached to the outer periphery of the bag-shaped portion 2 (in the vicinity of the opening 3 in the present embodiment) via one end portion in the longitudinal direction thereof. The other end of the towing line 4 in the longitudinal direction is connected to a power source such as a fishing boat. In FIG. 1, the tow rope 4 is attached to the corner of the boundary position between the front end portion 2 a and the central portion 2 b and the corner of the opening 3. And the bag-like part 2 can be towed by a power source by being connected to a power source via the towing line 4 with the opening 3 directed in the towing direction (forward). 2 shows a state where the bag-like portion 2 is towed by the fishing boat 6 after the bag-like portion 2 (transfer device 1) is connected to the stern of the fishing boat 6 as a power source via the towing rope 4. Show.

  And the transfer apparatus 1 in this embodiment is for extending | stretching the site | part used as the uppermost surface in water in the bag-shaped part 2 as a predetermined site | part in the bag-shaped part 2 (in other words, the upper surface in the center side site | part 2b). The extending member 5 is provided.

  More specifically, as shown in FIG. 1, the extending member 5 is divided into four extending members 5 </ b> A to 5 </ b> D along the circumferential direction of the peripheral portion at the peripheral portion of the upper surface of the central portion 2 b. It is attached as a state.

  These four extending members 5A to 5D can individually inject and discharge air, and when each of the expanding members 5A to 5D is injected with air, it expands into a rod shape. It has come to be presented.

  Of the four extension members 5A to 5D, two extension members 5A and 5B are elongated in the full length direction of the bag-like portion 2 in the expanded state and are parallel to each other, and the remaining two extension members 5C. 5D is formed to be long and parallel to each other in the lateral width direction of the bag-like portion 2 in the expanded state.

  Accordingly, the four extending members 5A to 5D expand, so that each of the extending members 5A to 5D has a substantially rectangular shape as a whole.

  As a result, the upper surface of the central portion 2b is expanded in the expansion direction, that is, in the full length direction and the lateral width direction in accordance with the expansion of the expansion members 5A to 5D, and has a generally rectangular shape as a whole.

  In addition, each of the extending members 5A to 5D can impart buoyancy to the bag-like portion 2 in the expanded state.

  According to the transfer device 1 in the present embodiment, the upper surface of the central side portion 2b can be expanded in the full length direction and the horizontal width direction only by a simple operation such as expanding the expansion members 5A to 5D. It is possible to improve workability when securing a storage space of a kind.

  Moreover, according to the transfer apparatus 1 in the present embodiment, in a non-use state, the flexible bag-like portion 2 can be freely released by discharging the internal air to make the expansion members 5A to 5D contract. Since it can be handled by being deformed (folded, etc.), the transfer device 1 is loaded onto a fishing boat and transported to a place of use (for example, a fishing ground for a lathe), and the used transfer device 1 is collected on the fishing boat. Workability can be improved, and further, weight reduction and compactness when not in use can be achieved. On the contrary, if the compactness in the non-use state can be achieved, the bag-like portion 2 having a large volume in the use state can be transported and collected, so that the large-volume bag-like portion 2 is used. The transport efficiency of live fish and shellfish can be improved.

  Furthermore, according to the transfer apparatus 1 in this embodiment, since the expanded members 5A to 5D in an expanded state can impart buoyancy to the bag-like portion 2, the expand members 5A to 5D can also function as a float. Stable towing of the bag-like portion 2 can be achieved. Furthermore, if the extending members 5 </ b> A to 5 </ b> D can impart buoyancy to the bag-like part 2, the number of floats 7 to be described later attached to the bag-like part 2 can be suppressed, and the number of parts can be reduced.

  Furthermore, according to the transfer apparatus 1 in the present embodiment, the expansion members 5A to 5D can be attached at an optimal position for securing a storage space for live fish and shellfish and for providing buoyancy to the bag-like portion 2. Therefore, practicality can be improved.

  Moreover, according to the transfer apparatus 1 in the present embodiment, one extending member having a frame shape along the peripheral portion is provided by providing the extending member in a state of being divided into a plurality of portions on the peripheral portion of the upper surface of the central portion 2b. Durability can be improved compared with the case where a member is provided. That is, according to the present embodiment, for example, even if one of the four extending members 5A to 5D breaks down, the remaining three extending members maintain the extended state of the upper surface of the central portion 2b to some extent. It is also possible to do. Further, each of the four extension members 5A to 5D may be divided into a plurality of pieces in the longitudinal direction, or may be divided so as to bundle thin extension members into a thick extension member.

  Furthermore, since the transfer device 1 in the present embodiment is formed so that the front end side portion 2a becomes smaller in the inner circumference toward the opening 3 side, the flow rate in the bag-like portion 2 is effectively reduced. Can reduce the burden of live seafood.

  In addition to the above configuration, a plurality of floats 7 are attached to the edge of the upper surface of the front end portion 2a, the upper surface of the center portion 2b, and the upper edge of the rear end portion 2c. These floats 7 are adapted to impart buoyancy to the bag-like portion 2 together with the extending members 5A to 5D.

  Moreover, as shown in FIG. 3, the lead-containing rope 8 is arrange | positioned in the lower surface in the bag-like part 2, This lead-containing rope 8 functions as a sunk in water, and the bag-like part 2 of FIG. The side is extended in the settling direction. In addition, you may make it form the lead-containing rope 8 by interposing lead inside the hollow rope made from nylon, for example. Moreover, you may make it arrange | position the sediment of the structure different from the lead-containing rope 8. FIG.

  And the transfer apparatus 1 in this embodiment has the bag-shaped part side corridor net | network 10 as a communicating member which can be attached or detached to the opening part 3 as a predetermined position of the bag-shaped part 2, as shown in FIG. is doing. The bag-shaped side corridor net 10 includes a net body 10a that has a substantially rectangular tube shape in water, a float 10b that imparts buoyancy to the net body 10a in water, and lead that expands the net body 10a in the sinking direction in water. Rope 10c. The bag-shaped portion side corridor network 10 may be attachable to the opening 3 by, for example, string fastening or fastener fastening.

  Then, as shown in FIG. 4, such a bag-shaped part side corridor network 10 is a lathe as a net part in the bag-shaped part 2 and the transfer source in, for example, a fishing net fishing ground as a transfer start place of the transfer device 1. The inside of the fish catcher 11 is communicated.

  In FIG. 4, a lathe-side corridor net 12 having substantially the same configuration as that of the bag-like portion side corridor net 10 is connected to the sanitary fish catching portion 11. Are connected to each other by a connecting method (means) such as fastener fastening, so that the inside of the bag-like portion 2 and the inside of the lath fish catching portion 11 are made to communicate with each other. However, if there is no effect on workability, the bag-shaped portion side corridor net 10 is directly connected to the lathed fish catching portion 11 so that the bag-like portion 2 and the lathed fish catching portion 11 communicate with each other. Good.

  According to such a bag-shaped part side corridor net 10, by squeezing the sagittal fish catching part 11, live fish and shellfish in the squirrel fish catching part 11 can be passed through the bag-like part side corridor net 10 in the lathed fish catching part 11. Since it can guide | invade smoothly in the bag-shaped part 2, the burden given to live fishery products can be reduced. At this time, the live fish and shellfish may be guided more smoothly by using the fish collection light.

  In addition to the above-described configuration, for example, a sea anchor similar to Non-Patent Document 1 that receives flowing water resistance in a direction against the towing direction at the time of towing is attached to the rear end side portion 2c of the bag-like portion 2 and towed. You may make it improve the shape stability of the bag-shaped part 3 at the time.

  Next, the operation of the transfer device 1 in this embodiment will be described.

  In the present embodiment, first, in Step 1 (ST1) of FIG. 5, the transfer device 1 in a state where air is not injected into the expansion members 5A to 5D (contracted state) is loaded onto a fishing boat. At this time, since the extending members 5A to 5D can be bent almost freely, the transfer device 1 can be easily loaded on the fishing boat as compared with the case of using a conventional resin pipe. At this time, you may make it attach the bag-shaped part side corridor net | network 10 to the opening part 3 of the bag-shaped part 2 previously.

  Next, in Step 2 (ST2), the transfer device 1 loaded on the fishing boat is transported by the fishing boat to the fishing ground of the revolving net that is the source of live fish and shellfish.

  Next, in step 3 (ST3), live fishery products (for example, horse mackerel and sesame bream) are caught in the fishnet catching section 11 in the fishnet of the fishnet. Of course, this fishing may be performed by a fishing boat (net boat) that is different from the fishing boat that transports and tows the transfer device 1.

  Next, in step 4 (ST4), the fishing float that is a part of the swirl fish catching portion 11 is taken into the fishing boat, and a predetermined position (position where the opening can be opened by a fastener or the like) in the taken floating float is taken. The turning network side hallway network 12 is connected, and the turning network side hallway network 12 is connected to the bag-like portion side hallway network 10 attached to the bag-like portion 2. Thereby, the inside of the bag-like part 2 and the inside of the scorch fish catching part 11 are communicated.

  Next, in step 5 (ST5), the transfer device 1 is fed out into the sea together with the floating fish catcher 11 and the compressed air is injected into the extending members 5A to 5D. Thereby, the upper surface of the center side part 2b in the bag-like part 2 is extended in the full length direction and the width direction. At this time, the side surface of the bag-like portion 2 is stretched in the settling direction by the lead-containing rope 8 attached to the bag-like portion 2. Further, at this time, since seawater flows into the bag-like portion 2, the bag-like portion 2 is stretched in the overall length direction, the lateral width direction, and the settling direction.

  Next, in step 6 (ST6), live fish and shellfish are guided from the lath fish catcher 11 into the bag 2 via the bag-like side corridor net 10 and the lath-side corridor net 12. At this time, the live fish and shellfish can be smoothly guided by gradually squeezing the swirl fish catching section 11 or using the fish collection light.

  And after guidance of live fishery products in the bag-like part 2 is completed, as shown in step 7 (ST7), the live fishery products in the bag-like part 2 are towed by towing the transfer device 1 with a fishing boat. Is transferred to the transfer destination (see FIG. 2). The end opening of the opening 3 is preferably closed by a net or the like to prevent escape of live fish and shellfish.

  In the present embodiment, since the bag-like part 2 is formed of the inner material 2e having excellent flowing water resistance such as a canvas, the deformation of the bag-like part 2 due to the action of water pressure from the outside in water is suppressed. Moreover, since the inflow of the water flow into the bag-like portion 2 can be suppressed to a very low level, the freshness of the live fish and shellfish can be kept high by suppressing fatigue and drowning caused by the stress of live fish and shellfish. In addition, the bag-like portion 2 can improve the shape stability in water by disposing an outer material 2f made of a stretched net on the outside of the canvas (2e). 2e) can be effectively prevented from rubbing and being damaged.

  Moreover, in this embodiment, since the inner side of the bag-like part 2 is colored green or dark cold, the stress of live fish and shellfish in the bag-like part 2 can be further reduced, and as a result The freshness of the varieties can be maintained more appropriately.

  Next, in step 8 (ST8), when the fishing boat that has towed the transfer device 1 arrives at the installation location of the small ginger (not shown) that is the transfer destination, the bag-shaped portion 2 is connected to the small ginger and the bag-shaped portion By transferring the live seafood in 2 to the small ginger, the transfer of the live seafood is completed.

  Finally, in step 9 (ST9), the used transfer device 1 is lifted onto the fishing boat while discharging air from the extending members 5A to 5D. At this time, since the air is discharged and the expansion members 5A to 5D are contracted, the bag-like portion 2 can be freely deformed and handled, so that the transfer device 1 can be collected smoothly.

  Therefore, according to this embodiment, since the bag-like part 2 can be expanded by inflating the extending members 5A to 5D, the workability when securing a storage space for live seafood can be improved. . Further, in the non-use state, the bag-like portion 2 can be freely deformed and handled by bringing the expansion members 5A to 5D into the contracted state, so that the workability in carrying the transfer device 1 to the place of use is improved. And the workability | operativity at the time of collection | recovery of the transfer apparatus 1 after use can be improved, respectively, Furthermore, weight reduction and the compactization in a non-use state can be achieved.

  In addition, this invention is not limited to embodiment mentioned above, A various change is possible as needed.

  For example, in the above-described embodiment, the transfer device 1 is used for the lathe fishing, but the present invention is not limited to such a configuration, and is effective for other fishing methods such as a stationary net and a rod receiving net, for example. Can be applied to.

  Moreover, in embodiment mentioned above, although the bag-shaped part side corridor net | network 10 was connected to the opening part 3, it is not limited to such a structure, Position other than the opening part 3 in the bag-shaped part 2 For example, the bag-shaped part side corridor net 10 may be connected to the side part of the central part 2b and the rear end part 2c.

  Further, in the above-described embodiment, the extending member 5 is divided into four parts. However, the number of parts may be further increased as necessary.

The perspective view which shows embodiment of the transfer apparatus of the live fishery products concerning this invention The figure which shows the towing state by a fishing boat in embodiment of the transfer apparatus of the live fishery products which concerns on this invention The bottom view which shows embodiment of the transfer apparatus of the live fishery products concerning this invention The figure which shows typically the communication method between the inside of a bag-shaped part and the inside of a fishnet catching part in embodiment of the transfer apparatus of the live fishery products concerning this invention The flowchart which shows embodiment of the transfer apparatus of the live fishery products concerning this invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Transfer apparatus 2 Bag-shaped part 5 Extension member

Claims (7)

A live seafood transfer device for transporting live seafood,
A bag-shaped portion formed to accommodate the live fish and shellfish, and formed to be towable;
It is attached to this bag-like part and formed so as to be inflatable by injecting a gas. By expanding a predetermined part of the bag-like part in the inflating direction at the time of inflation, the live fish and shellfish are placed in the bag-like part in water. An apparatus for transferring live fish and shellfish, comprising: a stretching member formed so as to be able to secure a storage space for the fish. The apparatus for transferring live fish and shellfish according to claim 1, wherein the expansion member is formed so as to impart buoyancy to the bag-like portion in an expanded state. The predetermined part in the bag-like part is a part that becomes the uppermost surface in the water in the bag-like part, and the extending member is attached to the peripheral part of the part that becomes the uppermost surface or in the vicinity thereof. The apparatus for transferring live fish and shellfish according to claim 2. The stretch member is attached to a peripheral portion of a predetermined portion of the bag-like portion or in the vicinity thereof in a state of being divided into a plurality along the circumferential direction of the peripheral portion. The live fishery product transfer apparatus according to any one of claims 3 to 3. It is detachably disposed at a predetermined position of the bag-like part, and the active part in the net part of the transfer source is communicated with the inside of the bag-like part and the net part of the transfer source from which the live seafood is caught. The apparatus for transferring live fish and shellfish according to any one of claims 1 to 4, further comprising a communication member formed to be able to guide the fish and shellfish into the bag-like portion. The cloth of the bag-like part is formed of a material that can suppress the inflow of the water flow into the bag-like part at the time of transfer. Live seafood transfer device. The transport of live fish and shellfish according to any one of claims 1 to 6, wherein the dough of the bag-like portion is colored in a color that can reduce stress of live fish and shellfish. apparatus.

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