JPH1120780A - Ship for seaweed cultivating operation - Google Patents

Abstract

PROBLEM TO BE SOLVED: To pick up a seaweed net securely from seal level and guide it to the rear part of a hull. SOLUTION: In a ship for seaweed cultivating operation provided with a movable rail 15 formed movably in longitudinal direction which picks up a seaweed net N from sea level and guides it to the rear part of a hull, a guide 15f which extends to an oblique rear outer side and guides the seaweed net N outwards is installed on the movable rail 15, and a restricting plate 15g which extends in longitudinal direction and restricts the come off of the seaweed net N outwards is installed on both right and left sides of it.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seaweed cultivation work boat used for cultivating seaweed.

[0002]

2. Description of the Related Art Conventionally, in this type of seaweed cultivation work boat, a seaweed net guide is mounted on an upper part of a hull, and a movable rail is protruded forward from a bow from the seaweed net guide, and the front end thereof is underwater. By moving forward toward the laver net in a state of being submerged, the laver net was guided on the ship. A plurality of guides are provided on the movable rail in the front-rear direction, and the guides guide the laver net on the ship.

[0003]

The seaweed net is supported by a rope or the like on the underwater strut, but can be moved by ebb and flow of the tide. This can be caused by the shaking that occurs when laminating nets from the sea surface with a mobile rail. For this reason, the laver net may be oblique to the traveling direction of the laver farming work ship, and the laver net may enter between guides extending in the front-rear direction of the movable rail. Once the laver net enters between the guides, it may not be able to get caught by the guide and come off, making it impossible to raise the laver net from the sea surface.

[0004] Further, when the laver net is ground from the sea surface by the movable rail, the laver may move outward from the movable rail and come off the movable rail.

The present invention has been made in order to solve such a problem, and an object of the present invention is to provide a seaweed cultivation work ship capable of reliably drawing a seaweed net from the sea surface and guiding the seaweed net to the rear of the hull. With the goal.

[0006]

Means for Solving the Problems In order to solve the above-mentioned problems and achieve the object, the invention according to claim 1 is directed to a method for producing a laver net from the sea surface and before and after guiding the laver net to the rear part of the hull. A laver cultivation work boat comprising a movable rail configured to be movable, wherein the movable rail is provided with a guide extending obliquely rearward and outward from the center in plan view. . When the nori net is shaved from the sea surface by the movable rail, even if the nori net shakes and enters between the guides of the mobile rail, the nori net is removed by the guide without being caught by the guide. It is guided to the direction, and the laver net can be reliably ground from the sea surface.

According to a second aspect of the present invention, there is provided a seaweed cultivation work ship provided with a movable rail configured to be able to move back and forth so as to move a seaweed net from the sea surface and guide the seaweed net to the rear part of the hull. A seaweed cultivation work boat, characterized in that a regulating plate that extends in the front-rear direction on both right and left sides and that regulates the outside of the seaweed net is provided. ]
When the nori net is moved from the sea surface by the movable rail, even if the nori net moves toward the outside of the mobile rail,
The movement is regulated by the regulating plate, so that it is prevented from coming off the movable rail, and the laver net can be reliably ground from the sea surface.

According to a third aspect of the invention, there is provided the seaweed cultivation work boat according to the second aspect, wherein the regulating plate has an upper portion bent inward. Even if the laver net moves to the outside of the movable rail, the movement is regulated by the regulating plate, and the laver net is also prevented from rising upward, so that the laver net is reliably extracted from the sea surface. Can be raised.

[0009]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a first embodiment of a seaweed cultivation work ship according to the present invention. FIG. 1 is a side view of a laver farming work boat, FIG. 2 is an enlarged side view showing a front part of the hull in FIG. 1, and FIG. 3 is a state in which a movable rail of a laver net guide is advanced to a position for lifting the laver net. 4 is a plan view of FIG. 3, FIG. 5 is a plan view of the movable rail, and FIG. 6 is a cross-sectional view taken along the line VI-VI of FIG.

The seaweed cultivation work boat 1 is configured to continuously perform seaweed cutting and acid treatment of the seaweed net after seaweed is cut. The hull 2 of the seaweed cultivation work boat 1 is provided with a seaweed net guide 4 for guiding the seaweed net onto the ship.

The hull 2 is formed in a trimaran shape at the bottom of the hull bottom, and a thruster 5 for changing the direction of the hull by generating a water flow in the left-right direction is attached to a central projection 2a projecting downward at the center in the left-right direction. ing. At the front of the bottom of the ship, left and right protrusions 2b are provided which protrude downward at the left and right of the center protrusion 2a having the thrusters 5. The protrusion 2a is formed so as to point downward. Also, the central projection 2a
Is gradually displaced upward as the portion behind the thruster 5 moves rearward, and is connected to a horizontal portion 2d extending to the rear of the hull. That is, the portion of the ship bottom behind the portion where the thruster 5 is attached does not protrude downward.

At the rear of the hull 2, there is provided a conventionally well-known propulsion unit 7 constituting an inboard / outboard motor together with the engine.
A chemical solution storage 8 for storing an acid processing chemical to be supplied to the acid processing tank is provided substantially at the center in the front-rear direction of the hull 2.

The laver net guide 4 is formed by combining stainless steel pipes, and a top rail 9 at the upper right and left edges of the hull 2.
And a pair of right and left laver nets that are welded to the upper edges of these posts 10 and that extend above the bridge 3 from the front of the hull and extend rearward from the rear of the hull. A pair of right and left guide rails 13 extending rearward and downward from the lower part of the foremost column 10 to the vicinity of the front of the chemical storage 8 and having a rear end fixed to the deck 12 of the hull 2. 13 has a sliding tube 1 at the rear end.
4, and is formed of a movable rail 15 and the like that is horizontally laid between the frontmost portions of the left and right laver net rails 11 and is configured to be able to move in parallel back and forth.

The sliding tube 14 has the guide rail 1 inside thereof.
3 is penetrated and supported slidably along the guide rail 13 in the longitudinal direction, and the rear end of the movable rail 15 is connected.

As shown in FIGS. 4 to 6, the movable rail 15 has a U-shaped main pipe 15a,
A pair of left and right support pipes 15b connected to the left and right inner sides of the main pipe 15a, a guide plate 15c provided on the lower left and right sides of the main pipe 15a, and a right and left through the rear end of the guide plate 15c. A cross pipe 15d extending from the center of the cross pipe 15d, a center guide 15e extending forward from the center of the cross pipe 15d and connected to the center of the main pipe 15a, and a laver net N extending obliquely rearward and outward at predetermined intervals to the left and right. Guides 15f leading to
And a restriction plate 15g provided on the upper side of each of the left and right support pipes 15b and extending in the front-rear direction on both left and right sides to restrict the laver net N from coming off outward.

Among the plurality of guides 15f, the leading guide 15f is connected between the main pipe 15a and the support pipe 15b, and the two rear guides 15f are connected to the center guide 15e and the cross pipe 15d. The center plurality of guides 15f are connected between the center guide 15e and the support pipe 15b.

The guide plate 15c is a movable rail 1
When the vehicle 5 moves in the front-rear direction, it slides on the hull 2 and functions to smoothly move the movable rail 15 in the front-rear direction. The regulating plate 15g is connected to the inside of the regulating plate 15g and extends upward as shown in FIG. 6, and this upper portion is formed to be bent inward to regulate the laver net N from coming off outward. It also regulates lifting up and coming off.

As shown in FIGS. 1 and 2, the movable rail 15 is formed in a curved shape so as to have a substantially elliptical shape in a side view. In the state of being moved to the most front side, the front part is shown in FIG.
As shown in the figure, it is configured to sink into the sea in a state of falling forward. The position of the movable rail 15 shown in FIG. 3 is a laver net lifting position, and the position of the movable rail 15 shown in FIGS. 1 and 2 is a storage position. Note that the two-dot chain line L in FIG. 3 indicates the sea surface, and the symbol N indicates a laver net floating on the sea surface.

The length of the movable rail 15 in the front-rear direction is such that the front end of the movable rail 15 is positioned below the thruster 5 in a state where the movable rail 15 is moved to the laver net lifting position shown in FIG. It is set as follows.

In order to guide the seaweed net floating on the sea surface using the seaweed net guide 4 onto the ship, first, the movable rail 15 is moved to the position shown in FIG.
And from the storage state shown in FIG. At this time, the sliding tube 14 is slid forward with respect to the guide rail 13.

When the sliding tube 14 is moved to the front end of the guide rail 13, the movable rail 15 is formed in a letter shape in a side view so that the front part is lowered forward as shown in FIG. It will sink into the sea in a state of inclination.

Next, the seaweed cultivation work boat 1 is advanced from the state shown in FIG. As a result, the laver net N rides on the movable rail 15 and the laver cultivation work boat 1 further moves forward to move on the laver net rail 11 from the movable rail 15 to move backward on the boat. Later, the laver net rail 11 descends to the sea surface from the rear end. In the seaweed cultivation work ship 1, when the seaweed net N moves on the ship, the seaweed is cut off and the seaweed net is acid-treated.

A cutting device 16 for cutting seaweed
A conventional well-known structure for cutting a laver from a laver net by rotating a cutting blade (not shown) around a left-right axis is employed.
Is supported through.

An acid treatment tank 18 for applying an acid treatment to the nori net N after the nori has been cut is provided.
Numeral 8 is integrally formed of fiber-reinforced plastic into a substantially dish-like shape that opens upward.
When is moved, the laver class N is immersed in the acid treatment chemical stored in the dish portion, and the chemical is sprayed from a nozzle, so that the acid treatment chemical permeates the laver net. .

The lower end of the chemical supply hose 25 is connected to a chemical supply pump 27. This chemical supply pump 27
Pumps the chemical from the chemical reservoir 8 and supplies the chemical supply hose 25
It is constituted so that a medical fluid may be pumped through. The chemical solution is connected to a chemical solution storage 32 at the rear of the hull via a chemical solution return hose 31 connected to the chemical solution recovery unit 30, and the chemical solution is collected by the chemical solution storage 32 and returned to the chemical solution storage 8.

As described above, when the hull 2 is moved forward by moving the movable rail 15 of the seaweed net guide 4 to the seaweed net lifting position in order to perform the seaweed cutting work and the acid treatment work of the seaweed net, N is the guide 1 of the movable rail 15
Even if it enters between 5f, the seaweed net N is guided outside by the guide 15f without being caught by the guide 15f by moving the hull 2 forward, so that the seaweed net N can be reliably ground from the sea surface.

Further, when the laver net N is ground from the sea surface by the movable rail 15, the laver net N is
5 is moved outward by the guide 15f, but the movement of the laver net N is restricted by the restricting plate 15g to prevent the laver net N from coming off the movable rail 15, and the laver net N
Can be reliably extracted from the sea surface.

[0028]

As described above, according to the first aspect of the invention, since the movable rail is provided with the guide extending obliquely rearward and outward from the center in plan view, the laver net is moved from the sea surface by the movable rail. Even if the laver net may enter between the guides of the movable rail when making it, the laver net is guided by the guide to the outside without being caught by the guide, and the laver net is reliably ground from the sea surface be able to.

According to the second aspect of the present invention, since the movable rail is provided with a regulating plate extending in the front-rear direction on both the left and right sides to regulate the laver net from coming off outward, the movable rail moves the laver net from the sea surface. Even when the laver net moves to the outside of the movable rail when making it, the movement is regulated by the regulating plate and is prevented from coming off the movable rail, and the laver net is reliably extracted from the sea surface. Can be raised.

According to the third aspect of the invention, since the upper portion of the regulating plate is bent inward, even if the laver net moves outward of the movable rail, the movement is regulated by the regulating plate. The seaweed net is also prevented from rising upward, and the seaweed net can be reliably ground from the sea surface.

[Brief description of the drawings]

FIG. 1 is a side view of a laver farming work boat.

FIG. 2 is an enlarged side view showing a front part of the hull in FIG. 1;

FIG. 3 is a side view showing a state in which a movable rail of a laver net guide has been advanced to a laver net lifting position.

FIG. 4 is a plan view of FIG. 3;

FIG. 5 is a plan view of a movable rail.

6 is a sectional view taken along the line VI-VI in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Nori cultivation work boat 2 Hull 4 Nori net guide 11 Nori net rail 15 Mobile rail 15f guide 15g Regulation plate N nori net

Claims (3)

[Claims] 1. A laver cultivation work boat comprising a movable rail configured to move a laver net from the sea surface and guide the laver net to a rear part of the hull, and the movable rail is provided in a plan view. A seaweed cultivation work boat comprising a guide extending obliquely rearward and outward from the center. 2. A laver cultivation work ship comprising a movable rail configured to move a laver net from the surface of the sea and guide the laver net to a rear part of the hull. A seaweed cultivation work boat, further comprising a regulating plate extending in the front-rear direction to regulate the seaweed net from coming off. 3. The seaweed cultivation work boat according to claim 2, wherein the regulating plate has an upper portion bent inward.