JP2795553B2 - Nori net acid processing boat and nori cutting acid processing boat - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nori net acid treatment vessel for applying an effective acid treatment to a nori net stretched on the sea surface in a nori cultivation farm, and to automatically cut nori from the nori net. The present invention relates to a seaweed cutting and acid-treating boat that performs effective acid treatment.

[0002]

2. Description of the Related Art In general, laver cultivation is carried out by a floating system in which a float is attached to a laver net and is stretched so as to float on the sea surface and is stopped by an anchor, or a lane net system in which a laver net is extended on a pole erected in the sea. I have.

In such a nori cultivation, it is necessary to efficiently cut the nori from the nori net, and the present applicant has solved the problem of the conventional cutting method by Japanese Patent Publication No. 60-52036. A seaweed harvesting boat is proposed. In other words, while propelling by the power propulsion mechanism,
Insert the front guide member whose tip is immersed in the sea below the seaweed net that is spread on the sea surface part, automatically scoop the seaweed net continuously from the sea surface, and by the cutting mechanism provided on the hull By cutting the seaweed from the seaweed net, the conventional problems are solved, and the seaweed is efficiently cut and labor is saved.

[0004]

On the other hand, in order to grow healthy seaweed and improve the yield, the seaweed net after cutting is subjected to an acid treatment. In a conventional ordinary acid treatment method, a laver net stretched on a sea surface is once lifted on a ship, immersed in an acid treatment tank for a predetermined time, and spread again on the sea surface. In this usual method, a string or the like that binds the laver net to a side rope or the like has to be loosened or tied, resulting in poor workability.

[0005] Therefore, conventionally, after the seaweed has been cut off by a ship, an acid treatment is applied to the seaweed net by spraying an acid-treating agent on the seaweed or by passing the seaweed net through an acid treatment tank. .

[0006] However, in the conventional acid treatment method on board a seaweed net, after being subjected to the acid treatment, it is re-spread in seawater in a short time. No more effective acid treatment was possible.

[0007] The present invention has been made in view of the above points, and the acid treatment of the laver net which can automatically and efficiently perform the acid treatment of the laver net after cutting the laver using a ship. Aiming to provide a ship, the seaweed can be automatically and efficiently harvested, and the acid treatment can be automatically and extremely efficiently performed, thereby saving labor and labor. It is an object of the present invention to provide a seaweed cutting acid treatment boat.

[0008]

According to a first aspect of the present invention, there is provided a seaweed net acid treatment vessel, comprising: a power propulsion mechanism; an acid treatment mechanism for performing an acid treatment on the seaweed net; A front guide member for guiding the laver net extended above the bow of the hull, an upper guide member for guiding the laver net from the bow of the hull to the rear, and the laver net after acid treatment. And a retractable rear guide member which, after being floated in the air for a time effective for the acid treatment, is guided to the extended position and is extended again.

A second aspect of the present invention is a seaweed-removing acid treatment boat, comprising a power propulsion mechanism, a seaweed cutting mechanism for cutting seaweed from a seaweed net led upward of the hull, and a seaweed net immediately after seaweed cutting. An acid treatment mechanism that performs acid treatment on the sea surface, a front guide member that guides the laver net extended over the sea surface to above the bow of the hull, and the laver net from the bow to the rear of the hull. An upper guide member for guiding, and a stretchable rear guide member for allowing the nori net after acid treatment to float in the air for a period of time effective for the acid treatment, and then guiding the seaweed net to the extended position and extending again. And

[0010]

The acid-treated boat of the present invention having the above-described configuration of the laver net according to the present invention is propelled by the power propulsion mechanism and scoops up the laver net, which is spread on the sea surface by the front guide member, onto the hull, and guides the upper part. While guiding backwards along the members,
An acid treatment mechanism applies acid treatment to the laver net. afterwards,
The laver net is floated in the air by the rear guide member for a time effective for the acid treatment, receives a sufficient acid treatment action, and is then spread again on the sea surface.

Further, the seaweed cutting and acid-treating ship of the present invention having the above-described structure is propelled by the power propulsion mechanism,
The seaweed net stretched on the sea surface by the front guide member is scooped up on the hull, and while being guided backward along the upper guide member, the seaweed is cut from the seaweed net by the cutting mechanism, and then acid treated. An acid treatment is applied to the laver net after cutting by the mechanism. Thereafter, the laver net is floated in the air by the rear guide member for a time effective for the acid treatment, receives a sufficient acid treatment action, and is spread again on the sea surface.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

FIGS. 1 to 5 show an embodiment of an acid-treated boat for laver nets according to the present invention.

This embodiment shows a case in which an acid treatment is applied to a laver net 1 used in a culture method called floating.

The laver net 1 is fastened with a rope 3 to a large number of floats 2, 2... Anchored to an anchor (not shown) and is extended so as to float on the sea surface.

The acid-treated boat of the laver net of this embodiment is provided with a power propulsion mechanism 5 on a hull 4, and an upper part of the hull 4
A pipe-shaped guide member 6 is provided. The guide member 6 is divided into a front guide member 7, an upper guide member 8, and a rear guide member 9. The front guide member 7 is formed in a U-shape in plan view. The U-shaped curved tip sinks into the sea at a constant inclination from the bow, and the other end is erected on the deck by downward legs 10. At the same time, the base of the front guide member 7 is detachably and rotatably attached to the upper guide member 8 by bolts 11. The upper guide member 8 is formed by two pipes disposed above the port side of the hull 4 in parallel to the axial direction of the hull 4, and the two pipes are arranged in the axial direction of the hull 4. Are connected to each other by several crossbars 12 orthogonal to each other, and are fixed to the hull 4 by legs 13.

The upper guide member 8 forms a curve or a straight line continuous with the front guide member 7 so that the laver net 1 scooped up by the front guide member 7 is smoothly guided to the rear of the hull. It is configured to form.

On the left and right sides of the rear end portion of the upper guide member 8, rear guide members 9 which are extendable and contractible in the longitudinal direction as shown in FIG. 3 are fixed. This rear guide member 9
Is formed of a plurality of (four in this embodiment) pipes 14a, 14b, 14c, and 14d of coaxial shape and telescopically formed so as to be extendable and contractible.
4a is fixed to the rear end of the upper guide member 8. On the lower surface of the distal end of the three inner pipes 14b, 14c, 14d, a nut body 1 with which the upper end of a rigid rod 15a to which a float 15b is fixed at the lower end is detachably screwed.
6 is fixed. At the tip of the innermost pipe 14d, as shown in FIG.
hook 18 to be hooked on the side rope of laver net 1 when pulling out d
Is pivotally mounted with a shaft 19, and a click mechanism 20 that allows the hook 18 to rotate clockwise when an excessive force is applied to the hook 18 is provided between the hook 18 and the side surface of the pipe 14d. It is interposed. This rear guide member 9
The maximum length of each of the pipes 14b, 14c, and 14d at the maximum extension is determined by the laminating net 1 that has been subjected to the acid treatment in the part of the acid treatment mechanism 25 described later, at least at the rear end of the rear guide member 9 as the ship advances. The length is set such that it can be floated in the air for a time to provide a sufficient acid treatment effect during relative movement to the portion.

Each of the pipes 14b, 14c, 14d is pulled back from the maximum extended state.
d is inserted through the center of the wire 17b.
b is fixed to the innermost pipe 14d,
The other end of b is connected to a motor 17 dedicated to pullback.

The width of the front guide member 7, the upper guide member 8 and the rear guide member 9 is preferably substantially the same as or larger than the width of the laver net 1.

As described above, when the front guide member 7 is divided and rotatable at the bolt 11 portion, the front guide member 7 is pulled up from the sea when the boat reciprocates to the fish farm. It is preferable in that it does not receive seawater resistance and prevents damage and destruction of the front guide member 7 at the time of anchoring, but even if all are fixed without dividing, acid treatment work Is essentially no problem. In addition, the tip shape of the front guide member 7 is not limited to the U-shape, and may be any shape such as a V-shape that can smoothly scoop up the laver net 1 floating on the sea surface as the hull 4 advances, There is no particular limitation.

An acid treatment mechanism 25 for applying an acid treatment to the laver net 1 is provided behind the inclined portion of the bow of the upper guide member 8. The acid treatment mechanism 25 is provided with a large number of injection holes 27 of an acid treatment pipe 26 that extends across the entire width of the upper guide member 8.
Thus, it is formed such that the acid treatment liquid is sprayed from the lower surface side of the laver net 1 to perform the acid treatment. As shown in FIG. 5, the acid treatment liquid tank 2 provided on the hull 4
8 through the feed pipe 30 by the pump 29 through the acid treatment liquid 3
1 is fed under pressure, and the acid treatment liquid tank 28
A pH sensor 32 for detecting the pH of the acid treatment liquid 31 to maintain the acid concentration of the acid treatment liquid 31 therein at a predetermined value;
An acid agent supply system 33 that supplies an acid agent into the acid treatment liquid tank 28 in accordance with the detected value of 2, and a diluent supply system 34 that supplies a diluent such as seawater or an alkaline solution into the acid treatment liquid tank 28. Is provided.

The two supply systems 33 and 34 are both
5 and the diluting liquid in the diluting liquid tank 38 are supplied to the acid processing liquid tank 28 through the supply pipes 37 and 40 by pumps 36 and 39 in a required amount. Further, as the acid, an acid suitably selected from inorganic acids and organic acids used for the acid treatment of laver and prepared may be used. As the alkali, sodium hydroxide, potassium hydroxide, or the like may be used. Further, in the hull 4, the deck is formed as a double deck from the position where the acid treatment pipe 26 of the acid treatment mechanism 25 is installed to the front and rear of the ship in the traveling direction, and has a substantially rectangular cross section so that the used acid treatment liquid can be collected. A tank 50 is formed, and a circulation pump is installed as necessary, and connected to a feed pipe 30 of the acid treatment mechanism 25 so that the acid treatment liquid can be circulated and used. I have.
Further, by collecting the used acid treatment liquid in the tank 50, the acid treatment liquid is not unnecessarily dropped into the sea, and it is possible to prevent the acid treatment liquid from causing pollution. In a central portion of the hull 4, a storage portion 24 for storing harvested laver and the like is provided so as to be at least separated from the acid treatment mechanism 25 and the stern portion therefrom so as to prevent the acid treatment liquid from being mixed. .

A permeation promoting mechanism 41 for increasing the permeation rate of the acid treatment liquid 31 into the nori cells is provided at a position downstream of the acid treatment mechanism 25 in the traveling direction of the laver net 1. As shown in FIGS. 2 and 6, the permeation promoting mechanism 41 holds the traveling laver net 1 in the permeated liquid 43 of the permeation tank 42 disposed over the entire width of the upper guide member 8. 4
4 so as to be pressed down from above and immersed. The pressing roller mechanism 44 is provided with a shaft member 45.
A roller 46 is rotatably mounted on the outer surface, and the base end of the shaft member 45 is pivotally attached to the pedestal portion of the permeation tank 42 so that the shaft member 45 can be turned upside down. Acid treatment liquid 3
Any substance that can promote the penetration of 1 into the cells through the cell membrane of nori may be used. Further, an ultrasonic oscillator 47 is provided in the permeation tank 42. This ultrasonic oscillator 4
Numeral 7 further increases the penetration rate of the nori into the cells of the acid treatment liquid 31 by ultrasonic waves, and cleans the dirt adhering to the nori surface.

An ozone generator or the like is provided in the permeation promoting mechanism 41, and a sterilizing mechanism 48 for sterilizing various bacteria attached to the leaves is provided. Further, as another sterilization mechanism, it may be formed so as to irradiate the laver net 1 with ultraviolet rays.

A steering room 49 is provided at the rear end of the hull 4, and the height of the steering room 49 is adjusted so that the traveling of the laver net 1 on the guide member 6 is not hindered. It is lower than the height, and the mowing mechanism 2
1. Acid treatment mechanism 25, ultrasonic oscillator 47, sterilization mechanism 48
It is most preferable that all the operations be performed in the steering room 49.

Next, a method of acid-treating a laver net according to the present embodiment will be described.

First, only one of the front guide members 7 is extended forward, and the other pair of the rear guide members 9 is contracted so as to be shortest. The power propulsion mechanism 5 is driven from its extension direction to enter by its own propulsion force, and the laver net 1 is continuously scooped from the sea surface by the front guide member 7 whose tip is immersed in the sea. The laver net 1 is guided to the rear of the hull along the upper guide member 8. Further, when the rear end of the laver net 1 reaches the rear end of the rear guide member 9 in the contracted state, the hook 18 attached to the rear end of the pipe 14d is hooked on the side rope or the like of the laver net 1, and The pipes 14d, 14c, and 14b of the rear guide member 9 are sequentially pulled rearward with the relative movement of the net 1 rearward. When each of the pipes 14d, 14c, and 14b is unreeled, an excessive force is applied to the hook 18, the click mechanism 20 is disengaged, and the hook 18 rotates about the shaft 19, and the hook 18 and the laver net 1 Is disengaged. Thereafter, only the laver net 1 moves rearward and returns to the sea surface again from the rear end of the rear guide member 9.

In the meantime, the nori net 1 moving along the front guide member 7 is subjected to an acid treatment by the acid treatment mechanism 25,
Thereafter, during the relative movement to the rear end of the rear guide member 9, the acid treatment agent is sufficiently penetrated into the laver cells, and the bacteria attached to the leaves are sterilized.

In the acid treatment by the acid treatment mechanism 25 in the present embodiment, the acid treatment liquid ejected from each injection hole 27 of the acid treatment pipe 26 is uniformly applied over the entire width of the laver net 1, No processing unevenness occurs. Further, the acid treatment effect becomes extremely high, and the pH sensor 32, the acid agent supply system 33, and the diluent supply system 34 maintain the pH of the acid treatment agent at a predetermined value, so that good acid treatment can always be performed. it can.

Further, in this embodiment, since the penetration rate of the acid treatment agent into the cells of the nori is increased by the permeation promoting mechanism 41, the nori net 1 is moved from the rear end of the rear guide member 9 into the seawater. Even if the time until re-immersion is further reduced, a sufficient acid treatment effect can be exhibited. Also,
The cleaning action by the ultrasonic oscillator 47 and the sterilizing action by the sterilizing mechanism 48 further enhance the acid treatment effect.

As described above, in this embodiment, only by propelling the hull 4, the laver net 1 spread in the seawater by the front guide member 7 is scooped up on the ship, and an effective acid treatment is automatically performed. And re-expand it in seawater, improve the seaweed harvest rate, promote healthy seaweed cultivation, improve work efficiency, and save labor and labor. be able to.

Further, in this embodiment, the motor 17
By unwinding the wire 17b, the pipes 14b, 14c and 14d of the rear guide member 9 can be housed in the outermost pipe 14a, which is safe, and the maximum extension length of each pipe 14b, 14c and 14d. Since the length can be made longer than the master of the hull 4, the acid treatment can be executed reliably and effectively.

Further, in this embodiment, by installing an appropriate mowing mechanism in front of the acid processing mechanism 25 as necessary, it can be used as a seaweed mowing boat and a seaweed mowing acid processing boat.

In the above embodiment, the acid treatment mechanism 2
As 5, the acid treatment liquid was sprayed on the laver net 1,
For example, the seaweed net 1 may be immersed in the acid treatment liquid in the same manner as the penetration promoting mechanism 41, or the acid treatment liquid may be applied to the seaweed net 1 by a roller.

Next, an embodiment of the seaweed cutting and acid-treating boat of the present invention will be described with reference to FIGS. 7 to 9 and FIGS. 3 to 6.

This embodiment shows a case where seaweed is cut off from a laver net 1 used in a cultivation method called floating, and an acid treatment is applied. This embodiment is different from the embodiment shown in FIGS. And a seaweed cutting mechanism 21 shown in FIG.

The mowing acid treatment boat of the present embodiment is provided with a power propulsion mechanism 5 on a hull 4, and a pipe-shaped guide member 6 is provided on an upper portion of the hull 4. This guide member 6
Is divided into a front guide member 7, an upper guide member 8, and a rear guide member 9. The front guide member 7 is formed in a U-shape in plan view. The U-shaped curved tip sinks into the sea at a constant inclination from the bow, and the other end is erected on the deck by downward legs 10. And the front guide member 7
Is detachably and rotatably attached to the upper guide member 8 by bolts 11. The upper guide member 8 is formed by two pipes disposed above the port side of the hull 4 in parallel to the axial direction of the hull 4, and the two pipes are arranged in the axial direction of the hull 4. Are connected to each other by several bars 12 orthogonal to
3 is fixed to the hull 4.

The upper guide member 8 forms a curve or a straight line continuous with the front guide member 7 so that the laver net 1 scooped up by the front guide member 7 can be smoothly guided to the rear of the hull. It is configured to form.

At the left and right sides of the rear end of the upper guide member 8, rear guide members 9 which can be extended and contracted in the longitudinal direction as shown in FIG. 3 are fixed. This rear guide member 9
Is formed of a plurality of (four in this embodiment) pipes 14a, 14b, 14c, and 14d of coaxial shape and telescopically formed so as to be extendable and contractible.
4a is fixed to the rear end of the upper guide member 8. On the lower surface of the distal end of the three inner pipes 14b, 14c, 14d, a nut body 1 with which the upper end of a rigid rod 15a to which a float 15b is fixed at the lower end is detachably screwed.
6 is fixed. At the tip of the innermost pipe 14d, as shown in FIG.
hook 18 to be hooked on the side rope of laver net 1 when pulling out d
Is pivotally mounted with a shaft 19, and a click mechanism 20 that allows the hook 18 to rotate clockwise when an excessive force is applied to the hook 18 is provided between the hook 18 and the side surface of the pipe 14d. It is interposed. This rear guide member 9
The maximum length of each of the pipes 14b, 14c, and 14d at the maximum extension is determined by the laminating net 1 that has been subjected to the acid treatment in the part of the acid treatment mechanism 25 described later, at least at the rear end of the rear guide member 9 as the ship advances. The length is set such that it can be floated in the air for a time to provide a sufficient acid treatment effect during relative movement to the portion.

In order to pull the pipes 14b, 14c, 14d back from the maximum extended state, the pipes 14a,.
d is inserted through the center of the wire 17b.
b is fixed to the innermost pipe 14d,
The other end of b is connected to a motor 17 dedicated to pullback.

The width of the front guide member 7, the upper guide member 8 and the rear guide member 9 is preferably substantially the same as or larger than the width of the laver net 1.

As described above, the front guide member 7 that can be divided and rotated at the bolt 11 portion pulls up the front guide member 7 from the sea when the ship reciprocates to the farm. It is preferable in that it does not receive seawater resistance and prevents damage and destruction of the front guide member 7 at the time of anchoring, but even if all are fixed without dividing, acid treatment work Is essentially no problem. In addition, the tip shape of the front guide member 7 is not limited to the U-shape, and may be any shape such as a V-shape that can smoothly scoop up the laver net 1 floating on the sea surface as the hull 4 advances, There is no particular limitation.

A well-known cutting mechanism 21 is provided below the inclined portion of the upper guide member 8. For example, as shown in FIG. 9, this cutting mechanism 21 radially attaches an L-shaped blade 23 having substantially the same width as the front guide member 7 to a shaft 22 rotated by an electric motor (not shown). By attaching and rotating the L-shaped blade 23, the seaweed hanging from the seaweed net 1 is cut off. Alternatively, the cutting mechanism 21 may cut a laver with the stretched wire by rotating a wire such as a piano wire stretched between the outer circumferences of two disks. It is not limited to the above as long as it is a mowing mechanism.

In the central part of the hull 4, an acid treatment mechanism 25 and a deck at the stern thereof are connected so that an accommodating part 24 for harvesting the seaweed prevents mixing of an acid treatment solution described later. The seaweed that is provided separately and cut by the cutting mechanism is stored in the storage unit 24.

Immediately after the mowing mechanism 21, there is provided an acid treatment mechanism 25 for applying acid treatment to the laver net 1 which has been cut and has been drained. The acid treatment mechanism 25 includes an acid treatment pipe 2 that extends across the entire width of the upper guide member 8.
6 are formed such that an acid treatment liquid is ejected from the lower surface side of the laver net 1 through the many injection holes 27 to perform acid treatment. As shown in FIG. 5, a supply pipe 30 is supplied from an acid treatment liquid tank 28 provided on the hull 4 to the acid treatment pipe 26 by a pump 29.
Through which the acid treatment liquid 31 is fed.
In order to maintain the acid concentration of the acid treatment liquid 31 in the acid treatment liquid tank 28 at a predetermined value, a pH sensor 32 for detecting the pH of the acid treatment liquid 31 and an acid agent according to the detected value of the pH sensor 32 are used. An acid agent supply system 33 that supplies the inside of the treatment liquid tank 28 and a diluent supply system 34 that supplies a diluent such as seawater or an alkaline solution into the acid treatment liquid tank 28 are provided.

The two supply systems 33 and 34 are both
5 and the diluting liquid in the diluting liquid tank 38 are supplied to the acid processing liquid tank 28 through the supply pipes 37 and 40 by pumps 36 and 39 in a required amount. Further, as the acid, an acid suitably selected from inorganic acids and organic acids used for the acid treatment of laver and prepared may be used. As the alkali, sodium hydroxide, potassium hydroxide, or the like may be used. Further, in the hull 4, the deck is formed as a double deck from the position where the acid treatment pipe 26 of the acid treatment mechanism 25 is installed to the front and rear of the ship in the traveling direction, and has a substantially rectangular cross section so that the used acid treatment liquid can be collected. A tank 50 is formed, and a circulation pump is installed as necessary, and connected to a feed pipe 30 of the acid treatment mechanism 25 so that the acid treatment liquid can be circulated and used. I have.
Further, by collecting the used acid treatment liquid in the tank 50, the acid treatment liquid is not unnecessarily dropped into the sea, and it is possible to prevent the acid treatment liquid from causing pollution.

A permeation promoting mechanism 41 for increasing the permeation rate of the acid treatment liquid 31 into the nori cells is provided at a position downstream of the acid treatment mechanism 25 in the traveling direction of the laver net 1. As shown in FIG. 6, the permeation promoting mechanism 41 includes a permeation liquid 43 in a permeation tank 42 disposed over the entire width of the upper guide member 8.
It is formed so that the traveling laver net 1 is immersed therein by being pressed from above by a pressing roller mechanism 44. The pressing roller mechanism 44 includes a roller 4
6 is rotatably armored. The base end of the shaft member 45 is pivotally attached to the pedestal portion of the infiltration tank 42, and is formed to be able to be turned upside down. The penetrating liquid 43 may be any liquid that can promote the penetration of the acid-treated liquid 31 through the nori cell membrane into the cells. Further, an ultrasonic oscillator 47 is provided in the permeation tank 42. The ultrasonic oscillator 47 further increases the permeation rate of the nori into the cells of the acid treatment liquid 31 by ultrasonic waves, and cleans the dirt attached to the surface of the nori.

Further, an ozone generator or the like is provided in the permeation promoting mechanism 41, and a sterilizing mechanism 48 for sterilizing various bacteria adhering to the leaves is provided. Further, as another sterilization mechanism, it may be formed so as to irradiate the laver net 1 with ultraviolet rays.

A steering room 49 is provided at the rear end of the hull 4, and the height of the steering room 49 is adjusted so that the traveling of the laver net 1 on the guide member 6 is not hindered. It is lower than the height, and the mowing mechanism 2
1. Acid treatment mechanism 25, ultrasonic oscillator 47, sterilization mechanism 48
It is most preferable that all the operations be performed in the steering room 49.

The storage section 24 for storing the cut seaweed is
It is completely isolated by a not-shown separator or the like between the acid treatment mechanism 25 and each mechanism and the like.

Next, a method of treating the seaweed with a cutting acid according to the present embodiment will be described.

First, only one of the front guide members 7 is extended forward, and the other pair of rear guide members 9 is contracted so as to be shortest. The power propulsion mechanism 5 is driven from its extension direction to enter by its own propulsion force, and the laver net 1 is continuously scooped from the sea surface by the front guide member 7 whose tip is immersed in the sea. The laver net 1 is guided to the rear of the hull along the upper guide member 8. Further, when the rear end of the laver net 1 reaches the rear end of the rear guide member 9 in the contracted state, the hook 18 attached to the rear end of the pipe 14d is hooked on the side rope or the like of the laver net 1, and The pipes 14d, 14c, and 14b of the rear guide member 9 are sequentially pulled rearward with the relative movement of the net 1 rearward. When each of the pipes 14d, 14c, and 14b is unreeled, an excessive force is applied to the hook 18, the click mechanism 20 is disengaged, and the hook 18 rotates about the shaft 19, and the hook 18 and the laver net 1 Is disengaged. Thereafter, only the laver net 1 moves rearward and returns to the sea surface again from the rear end of the rear guide member 9.

In the meantime, the leaf body of the laver hanging from the laver net 1 moving along the front guide member 7 is cut off by the cutting mechanism 21.
, The mowing of the laver net 1 after the mowing is performed by the acid processing mechanism 25, and then the relative movement to the rear end of the rear guide member 9. In the meantime, the acid treatment agent is sufficiently penetrated into the laver cells and sterilizes various germs attached to the leaves.

Since the acid treatment by the acid treatment mechanism 25 in this embodiment is immediately after the cutting by the cutting mechanism 21, the laver net 1 is in a draining state, and the acid sprayed from each of the injection holes 27 of the acid treatment pipe 26. The treatment liquid is uniformly applied over the entire width of the laver net 1, and no treatment unevenness occurs. In addition, since the acid treatment is performed immediately after cutting, the acid treatment effect is extremely high, and the pH of the acid treatment agent is maintained at a predetermined value by the pH sensor 32, the acid agent supply system 33, and the diluent supply system. Therefore, a good acid treatment can always be performed.

Further, in this embodiment, since the penetration rate of the acid treatment agent into the cells of the nori is increased by the permeation promoting mechanism 41, the nori net 1 is moved from the rear end of the rear guide member 9 into the seawater. Even if the time until re-immersion is further reduced, a sufficient acid treatment effect can be exhibited. Also,
The cleaning action by the ultrasonic oscillator 47 and the sterilizing action by the sterilizing mechanism 48 further enhance the acid treatment effect.

As described above, in this embodiment, only by propelling the hull 4, the seaweed net 1 spread in the seawater by the front guide member 7 is picked up on the ship, and the seaweed is automatically cut off. Furthermore, effective acid treatment can be automatically applied and spread again in seawater, improving the yield of laver and promoting healthy breeding of laver, improving work efficiency. As a result, labor and labor can be saved.

Further, in this embodiment, the motor 17
By unwinding the wire 17b, the pipes 14b, 14c and 14d of the rear guide member 9 can be housed in the outermost pipe 14a, which is safe, and the maximum extension length of each pipe 14b, 14c and 14d. Since the length can be freely made longer than the length of the hull 4, acid treatment and the like can be executed reliably and effectively.

In this embodiment, the mowing mechanism 2
1 and the acid treatment mechanism 25, it is possible to operate only one of the mechanisms as needed and use it as a seaweed harvesting boat or a seaweed net acid processing vessel.
One ship can fulfill three roles, making it highly useful.

In the above embodiment, the acid treatment mechanism 2
As 5, the acid treatment liquid was sprayed on the laver net 1,
For example, the seaweed net 1 may be immersed in the acid treatment liquid in the same manner as the penetration promoting mechanism 41, or the acid treatment liquid may be applied to the seaweed net 1 by a roller.

The present invention is not limited to the above embodiment, but can be modified as needed.

[0062]

As described above, according to the acid-treated boat for laver nets of the present invention, the acid-treatment of the laver nets can be automatically and extremely efficiently performed by using the ship, thereby saving labor. , Labor can be saved.

Further, according to the nori cutting acid treatment boat of the present invention, the nori can be cut automatically and efficiently using the ship, and the acid treatment is automatically and extremely efficiently performed. Thus, excellent effects such as labor saving and labor saving can be achieved.

[Brief description of the drawings]

FIG. 1 is a side view showing an embodiment of an acid-treated boat for laver nets according to the present invention.

FIG. 2 is a plan view of FIG. 1;

FIG. 3 is an enlarged view of a rear guide member.

FIG. 4 is an exploded perspective view showing a hook attached to a pipe.

FIG. 5 is a configuration diagram of an acid treatment mechanism.

FIG. 6 is a configuration diagram of a penetration promoting mechanism.

FIG. 7 is a side view showing one embodiment of the seaweed cutting acid treatment boat of the present invention.

FIG. 8 is a plan view of FIG. 7;

FIG. 9 is a longitudinal sectional side view of the mowing mechanism.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Nori net 4 Hull 5 Power propulsion mechanism 6 Guide member 7 Front guide member 8 Upper guide member 9 Rear guide member 21 Cutting mechanism 25 Acid treatment mechanism 41 Penetration promotion mechanism 47 Ultrasonic oscillator 48 Sterilization mechanism

Claims (2)

(57) [Claims] And 1. A power propulsion mechanism, the acid treatment mechanism for performing acid treatment against seaweed network, and top to guide creel front guide member bow of the laver network is stretched in the sea portion hull An upper guide member for guiding the laver net from the bow to the rear of the hull, and after the acid treatment, floats the laver net in the air for a time effective for the acid treatment, and then guides the laver net to the extension position to re-expand. An acid-treating vessel for laver nets, comprising: a stretchable rear guide member. 2. A power propulsion mechanism, a cutting mechanism for cutting laver from a laver net guided upward of a hull, an acid processing mechanism for performing an acid treatment on the laver net immediately after cutting the laver,
A front guide member for guiding the laver net extended on the sea surface to above the bow of the hull, an upper guide member for guiding the laver net from the bow of the hull to the rear, and the acid treatment A seaweed cutting acid treatment boat, comprising: a stretchable rear guide member that floats the seaweed net in the air for a time effective for the acid treatment, and then guides the seaweed net to the extended position and expands again.