JPH09142375A - Laver cultivating work ship - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily adjust a course of a ship accurately along a center part of a laver net, and make a person aboard the ship easily go and come between the bow and stern. SOLUTION: In a laver cultivating work ship providing a guide member 4 extended in the lengthwise direction of a hull on the ship from its bow end over to its stern end and mowing laver sticking to a laver net during the time it is made to pass on the ship along the guide member 4, an acidification bath 7 acidifying the laver net is formed along the guide member 4, a bridge 3 is formed in a lower side of this acidification bath 7, its roof is formed by the acidification bath 7, this bridge 3 is formed in one side part relating to the ship body center line, and in the other side part, passage in the longitudinal direction is formed on the lower side of the acidification bath. The guide member 4 is adjacent to a deck in the bow part, after extended in the stern direction, made to rise up toward on the acidification bath, a laver mowing device 5 cutting laver sticking to the laver net is arranged in this rise up part guide 402.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seaweed work boat for collecting seaweed that has been cultivated on the sea using a seaweed net.

[0002]

2. Description of the Related Art Conventionally, as this type of laver cultivation work boat, a laver net guide is mounted on the upper part of the hull, and the front end of this guide is projected forward from the bow and the front end is submerged below the sea surface. It is known that the seaweed net is guided on a ship by advancing toward the seaweed net in a state, and the seaweed is continuously collected on the ship. That is, the laver cultivation work boat is provided with a laver net guide on its hull, and the guide extends to the stern side just above the laver cutting device at the front of the hull and above the bridge. An acid treatment tank is provided along the net guide. Then, the chemical solution for acid treatment in the chemical solution tank is supplied to the upstream end of the acid treatment tank by a pump, and the chemical solution is collected from the downstream end of the acid treatment tank to the chemical solution tank. Then, by moving the ship forward, the seaweed net on the sea is scooped up and moved in the stern direction along the seaweed guide, while the seaweed adhering to the seaweed is cut off by the seaweed cutting device and then passed through the acid treatment tank. As a result, the seaweed net is immersed in a chemical solution for acid treatment for acid treatment. The bridge is installed in the center of the ship in the width direction, and the cockpit is installed near the center line of the ship in the bridge.

[0003]

In the above structure, since the driver operates near the center line of the hull in the bridge, the driver can accurately adjust the course of the ship along the center of the seaweed net scooped from the sea. It is difficult to carry out, and there is a problem that it is inconvenient because there is only a narrow passage at the side end of the bridge on the side of the bridge as a passage for workers on and off the ship. .

Further, since the seaweed cutting device is installed at a high position in front of the bridge, there is a problem that the driver's controllable field of view is limited.

The present invention has been made in order to eliminate the above-mentioned conventional drawbacks, and it is easy to accurately adjust the course of the ship along the center of the seaweed net, and the person on board the ship. Is to provide a work vessel for seaweed aquaculture that makes it easy to go back and forth.

[0006]

According to a first aspect of the present invention, a guide member extending in the length direction of the hull from the bow end to the stern end is provided on the ship, and the seaweed net along the guide member is provided along the guide member. In the ship for seaweed aquaculture work in which the seaweed adhering to the seaweed net is cut off on the ship, an acid treatment tank for acidizing the seaweed net is formed along the guide member. A bridge is formed on the lower side of the acid treatment tank, this bridge is formed on one side with respect to the center line of the hull, and on the other side, a longitudinal passage is formed under the acid treatment tank. There is something.

According to the present invention, in the bridge installed on one side with respect to the centerline of the hull, the driver looks up at one end of the seaweed net passing overhead and looks it up in the acid treatment tank. The course of the ship will be adjusted to match the side edge, and the seaweed net and the end of the acid treatment tank will be aligned more than when operated on the hull centerline, and thus the ship It is easy to adjust the course along the center. In addition, a passage in the front-rear direction is formed under the acid treatment tank on the other side of the bridge, so that the operator on the deck can go back and forth through this passage, which is convenient. .

The invention of claim 2 is characterized in that the roof of the bridge is formed of an acid treatment tank.

In the present invention, since the roof of the bridge is formed by the acid treatment tank, the structure is simpler and the weight of the ship is reduced as compared with the conventional structure in which the acid treatment tanks are stacked on the roof of the bridge. At the same time, the height of the acid treatment tank can be lowered to lower the height of lifting the seaweed net passing therethrough, thereby reducing the movement resistance of the ship.

According to the third aspect of the invention, the guide member extends in the stern direction at the bow portion close to the deck and then rises toward the acid treatment tank, and at this rising portion, the seaweed adhered to the seaweed net is cut off. It is equipped with a seaweed reaper.

In the present invention, the guide member extends in the stern direction at the bow portion close to the deck and rises toward the acid treatment tank, and at this rising portion, the seaweed cutting device for cutting the seaweed adhered to the seaweed net is provided. Since it is arranged, the installation position of the seaweed cutting device can be lowered, which can widen the control field of view, and since the height at which the cut seaweed falls falls is low, the seaweed winds. It is possible to suppress the scattering by the above.

According to a fourth aspect of the present invention, an engine for an auxiliary machine is arranged on the side bottom of the side opposite to the bridge.

According to the invention of claim 4, since the auxiliary engine is arranged on the side bottom of the side opposite to the bridge, the dead space can be effectively utilized and the weight in the width direction of the vessel is effective. It can also improve the balance.

[0014]

1 to 4, a seaweed cultivation work boat 1 is provided with a seaweed net guide 4 on its hull.
The nori net guides 4 extend from the bow end to the rear of the stern along both sides of the ship, and the struts 4 are provided on both sides of the ship.
3 supported. An acid treatment tank 7 for acid-treating the laver net scooped from the sea while passing the laver net guide 4 on the laver net guide 4 is formed along the guide member 4 from the center of the hull to the rear. Further, on the ship, a bridge 3 having a driver's seat 33 installed below the acid treatment tank 7 is provided at a position slightly rearward of the central portion, and the roof of the bridge 3 is a cleaning surface 73 of the acid treatment tank 7. The bridge 3 is formed as shown in FIG.
01 is formed on one side (starboard side).
On the other side (port side) of the hull centerline 101, a passage 38 in the front-rear direction is formed below the acid treatment tank 7, and below that (bottom) as shown in FIG. The auxiliary engine 6 is arranged, and a hatch 13 for inspection is provided on the upper deck of the auxiliary engine 6.

The guide member 4 is provided with a horizontal portion guide 401 that extends in the stern direction in the bow portion near the deck.
On the rear side, there is provided a rising portion guide 402 which rises obliquely rearward toward the acid treatment tank 7, and gradually descends on the bridge 3 and beyond and extends to the rear of the stern end. A laver cutting device 5 for cutting laver attached to the laver net is arranged below the rising portion guide 402, and a laver storage 50 for storing the laver cut by the laver cutting device 5 is formed below the laver cutting device 5. ing.

A guide extension 41 is provided at the front end of the seaweed net guide 4, and a sleeve 42 is provided at the base end of the guide extension 41. The sleeve 42 extends in the front-rear direction. By being externally fitted to the guide rod 48 and moving back and forth along the guide rod 48, the guide extension portion 41 is moved from the state of solid lines to the state of phantom lines in FIGS.
Can be moved from being immersed in water to being stored on board. Further, as shown in FIG. 6, a bow thruster 62 for generating thrust in the ship width direction is provided on the bottom of the bow, and a pair of outboard motors 8 is attached to the stern end. A draft surface 91 shows a full load state after the laver is harvested, and a draft line 92 shows a draft surface in a light load state before the laver harvesting.

At the upstream end of the acid treatment tank 7, a plurality of jet outlets are formed substantially evenly in the ship width direction, and a chemical liquid jet pipe 7 is provided.
2 is installed and is formed so that the chemical liquid is sprayed substantially uniformly in the ship width direction by supplying the chemical liquid to the chemical liquid injection pipe 72 through a supply pipe by a pump (not shown).
Further, a chemical liquid tank 70 is installed on the lower side of the acid treatment tank 7 and on the rear side of the bridge 3, and a chemical liquid introducing portion 75 is formed on the upper side thereof, and from the chemical liquid groove 74 at the downstream end of the acid treatment tank 7. The collected recovery pipe 71 is guided to the chemical liquid introducing section 75. A mesh cylinder 76 is provided in the chemical liquid introducing section 75.
Is provided, and the chemical liquid is passed through the cylinder 76 to store the chemical liquid in the chemical liquid tank 70.
In this way, the seaweed and the like in the recovered chemical solution is filtered and collected in the chemical solution tank 70. Further, the acid treatment tank 7 is integrally formed by FRP, and the acid treatment tank 7 has a cleaning surface 73 on the upper surface through which the seaweed net passes closely, and the cleaning surface 7 is formed.
On both sides of 3, there are formed side grooves 79 through which the chemical solution flows into the chemical solution groove 74 at the downstream end of the acid treatment tank 7. This cleaning surface 7
3 constitutes the roof of the bridge 3.

FIG. 8 shows another example of the bridge 3, which is similar to the above in that the main part of the bridge 3 is formed on one side with respect to the hull centerline 101, but a part of the bridge 3 is provided. 39 is formed on the other side beyond the hull centerline 101, and the operation part of the equipment is accommodated in that part. Further, on the upper deck 14 at the rear of the bridge 3, hatches 15 to 19 for various inboard compartments are formed.

In the above structure, during normal traveling, the guide extension portion 41 is positioned on the ship as indicated by a phantom line in FIGS. 1 and 2, and the ship travels forward in this state. During the seaweed cutting work at the farm, the sleeve 42 is moved forward along the guide rod 48 so that the guide extension 41 is projected forward of the bow and the tip of the guide extension 41 is sunk below the sea surface. While moving forward, head for the seaweed net on the surface of the sea. At this time, the bow thruster 62 is operated to adjust the course of the ship. As the ship progresses, the guide extension portion 41 scoops up the seaweed net on the sea surface and moves it on the ship along the seaweed net guide 4 in the stern direction. In the meantime, the seaweed adhering to the seaweed net is cut by the seaweed cutting device 5, and the seaweed storage 50 below the seaweed is removed.
Drop it inside.

The seaweed net from which the seaweed is cut off is acid-treated by passing through the acid-treating tank 7 on the bridge 3, and is guided by the seaweed net guide 4 and returned to the sea surface at the rear of the stern. During this acid treatment, the chemical solution in the chemical solution tank 70 is sprayed from the chemical solution spray pipe 72 through the supply pipe toward the cleaning surface 73 and the seaweed net passing therethrough. Cleaning surface 7
The drug solution on 3 is flowed to the downstream side with the movement of the seaweed net,
The chemical will keep in contact with the seaweed net. Moreover, since the plurality of ejection ports are formed substantially evenly in the ship width direction and the chemicals are formed so as to be ejected almost uniformly in the ship width direction, they are almost evenly formed on the laver net passing over the cleaning surface 73. A chemical solution can be contacted.

In the above structure, in the bridge 3 installed on one side of the hull center line 101, the driver 11 looks up one end of the seaweed net passing overhead and treats it with an acid. The course of the ship will be adjusted so as to match one end of the tank 7, and the seaweed net and the end of the acid treatment tank 7 will be aligned as compared with the case of operating on the center line of the hull.
Therefore, it is easy to adjust the course of the ship along the center of the seaweed net. Further, since a passage 38 in the front-rear direction is formed below the acid treatment tank 7 on the other side of the bridge 3, an operator on the deck can go back and forth through the passage 38. It is possible and convenient.

Further, since the roof of the bridge 3 is formed by the acid treatment tank 7, the structure is simplified and the weight of the ship is reduced as compared with the conventional structure in which the acid treatment tanks 7 are stacked on the roof of the bridge 3. In addition to contributing to this, the height of the acid treatment tank 7 can be lowered to lower the height of lifting the seaweed net passing therethrough, thereby reducing the movement resistance of the ship.

Further, the guide member 4 extends in the stern direction near the deck at the bow portion, rises toward the acid treatment tank, and cuts the seaweed attached to the seaweed net under the riser guide 402. Since the reaping device 5 is arranged, the installation position of the seaweed reaping device 5 can be lowered, and thus the control field of view can be widened, and the height at which the reaped seaweed falls can be lowered. In addition, it is possible to prevent the seaweed from scattering due to the wind. That is, conventionally, as shown by the phantom line in FIG.
The bow guide 400 stands up from the bow end and extends backward at a high position, and the seaweed reaping device 500 is installed on the lower side thereof. Therefore, the seaweed reaping device 500 restricts the control field of view and drops the seaweed that has been cut. Although it was easy to scatter in the middle of the process, if the seaweed cutting device 5 is installed at a low position as in the present invention, the above-mentioned drawbacks will be solved.

Since the auxiliary engine 6 is arranged on the side bottom of the ship on the side opposite to the bridge 3, the dead space can be effectively used and the weight balance in the ship width direction is improved. You can also

[0025]

According to the invention of claim 1, in the bridge installed on one side with respect to the center line of the hull, the driver looks up at one end of the seaweed net passing overhead and looks at it. The course of the ship will be adjusted so that it will match one end of the acid treatment tank, and the alignment of the seaweed net and the end of the acid treatment tank will be adjusted as compared to when operating on the center line of the ship. It is easy to adjust the route along the center of the seaweed net. In addition, a passage in the front-rear direction is formed under the acid treatment tank on the other side of the bridge, so that the operator on the deck can go back and forth through this passage, which is convenient. .

In the invention of claim 2, since the roof of the bridge 3 is formed by the acid treatment tank 7, the bridge 3 is formed.
Compared with the conventional structure in which the acid treatment tanks 7 are stacked on the roof of
The structure is simplified, which contributes to the weight reduction of the ship, and the height of the acid treatment tank 7 can be lowered to lower the height of lifting the seaweed net passing over it, thereby reducing the movement resistance of the ship. Can be made smaller.

In the invention of claim 3, the guide member 4 extends in the stern direction at the bow portion close to the deck, then rises toward the acid treatment tank, and at this rise portion, the seaweed attached to the seaweed net is cut off. Since the seaweed reaping device 5 is arranged, the installation position of the seaweed reaping device 5 can be lowered, which can widen the control field of view and lower the height at which the cut seaweed falls. Therefore, it is possible to suppress scattering due to wind or the like.

According to the invention of claim 4, since the auxiliary engine 6 is arranged on the side ship bottom opposite to the bridge 3, the dead space can be effectively utilized and the ship width direction can be effectively utilized. The weight balance of can also be improved.

[Brief description of the drawings]

FIG. 1 is a side view showing an embodiment of the present invention.

FIG. 2 is a central vertical sectional view of FIG.

FIG. 3 is a plan view of FIG. 1;

FIG. 4 is a plan layout view inside a hull.

FIG. 5 is a front view of FIG. 1;

6 is a cross-sectional view of the bow thruster portion of FIG.

7 is a cross-sectional view of the bridge portion of FIG.

FIG. 8 is a plan view showing another example of the bridge.

[Explanation of symbols]

 1 Nori Aquaculture Work Vessel 3 Bridge 4 Nori Net Guide 5 Nori Mower 6 Auxiliary Engine 7 Acid Treatment Tank 8 Outboard Motor 11 Driver 30 Driver's Seat 38 Passage 41 Guide Extension 50 Nori Warehouse 62 Stern Thruster 70 Chemical Liquid Tank 71 chemical recovery pipe 72 chemical injection pipe 401 horizontal part guide 402 rising part guide

Claims (4)

[Claims] 1. A guide member is provided on the ship, the guide member extending in the length direction of the hull from the bow end to the stern end, and allows the sea nori net to pass along the guide member over the ship while the nori net is interposed therebetween. In a ship for seaweed aquaculture work in which the seaweed adhering to the seaweed is cut off on a ship, an acid-treating tank for acid-treating the seaweed net is formed along the guide member, and a bridge is formed below the acid-treating tank. , This bridge is formed on one side of the hull centerline, and the other side has a passage in the front-rear direction formed under the acid treatment tank. . 2. The work vessel for seaweed cultivation according to claim 1, wherein the roof of the bridge is formed of an acid treatment tank. 3. The guide member extends in the stern direction near the deck at the bow portion, then rises toward the acid treatment tank, and at this rise portion is a seaweed reaping device for cutting off the seaweed adhered to the seaweed net. The work ship for seaweed aquaculture according to claim 1 or 2, characterized in that 4. The work vessel for seaweed aquaculture according to claim 1, wherein an engine for an auxiliary machine is arranged on a side bottom of the side opposite to the bridge.