JPH07303429A - Sterilization of laver net - Google Patents

Abstract

PURPOSE:To provide a process for sterilizing laver attached to a laver net during the culture in the sea in high workability with light work. CONSTITUTION:A 1st winding member 5 and a 2nd winding member 6 are placed parallel to each other in a vessel 2 filled with a sterilizing liquid and rotated with a power source. A trumpet-shaped guiding member 31 for guiding the tip end of floating rods 30 attached to a laver net 3 interposing pitches is attached to the side part of each winding member 5, 6. The vessel 2 is loaded on a boat 1 and the laver net 3 spread in the sea is wound with the 1st winding member 5 and immersed in the sterilizing liquid in the vessel 2 and the sterilized laver net 3 is spread again in the sea. The sterilization work can be carried out by guiding the floating rods 30 with the tapered guide member 31 and smoothly winding the laver net 3 with the winding member 5, 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for disinfecting a seaweed net stretched on the sea and having seaweed attached thereto on board.

[0002]

2. Description of the Related Art Nori which is cultivated in the ocean is prone to pathogenic fungi and causes diseases such as reddening. For this reason,
Nori is disinfected during aquaculture. Conventionally, nori seaweed is disinfected by loading a container that stores a disinfectant solution such as acid solution on a box-shaped ship that sails at a farm where nori seaweed is stretched, and pulls the seaweed net onto the ship. It was performed by immersing the seaweed adhering to the net in the disinfectant solution in the container.

[0003]

However, conventionally, a worker manually pulls up the seaweed net onto the ship, and steps on the pulled seaweed net with his / her foot, etc. Since it was immersed in the disinfectant solution for a certain period of time for disinfection, there was a problem that it was extremely hard work and the work efficiency did not increase. Especially, nori aquaculture is from November to 3
Since the cold season of the month is the season, the above-mentioned disinfection work that must be performed while getting wet with seawater was extremely severe work. Therefore, it is an object of the present invention to provide a method for disinfecting seaweed net which can disinfect seaweed easily and with good workability by using power means.

[0004]

To this end, according to the present invention, a container 2 having a first winding body 5 and a second winding body 6 which are driven by a power unit 11 to rotate is loaded on a ship 1. Then, while removing the seaweed net 3 stretched on the seaweed rod 4 erected in the ocean from the seaweed rod 4 and winding it on the first winding body 5, the seaweed net 3 is stored in the container 2. Disinfectant 40
And a step of immersing the seaweed net 3 wound on the first winding body 5 on the second winding body 6 while being immersed in the disinfecting solution 40, and the second Winding body 6
A method of disinfecting the seaweed net 3 which comprises winding the seaweed net 3 wound up on the seaweed net 3 from the second winding body 6 while tensioning the seaweed net 4 on the seaweed rod 4. While guiding the tip end portions of the floating rods 30 mounted at a pitch by the tapered guide bodies 31 provided on the side portions of the first winding body 5 and the second winding body 6, The seaweed net 3 is applied to the first winding body 5 and the second winding body 6
I wound it up.

[0005]

In the above structure, the vessel 2 is loaded on the ship 1 and navigated to the aquaculture site, and one end a of the seaweed net 3a stretched at the aquaculture site is removed from the seaweed culm 4a set up in the ocean. The one end part a is attached to the first winding body 5.

Next, when the power unit 11 is driven, the winding body 5 winds up the seaweed net 3a. At that time, the ship 1 slowly advances due to the reaction force of the winding. Then, the terminal end a of the rolled-up seaweed net 3a is attached to the second winding body 6, and the second winding body 6 is rotated to
The seaweed net 3 a wound on the first winding body 5 is wound on the second winding body 6.

Next, the end portion a of the seaweed net 3a wound on the second winding body 6 is placed at the end of the seaweed culm 4b.
And the new roll of seaweed 3 on the first winding body 5.
Fasten one end c of b.

Next, the first winding body 5 is driven by the power unit 11.
If the ship 1 is rotated slowly, the first winding body 5 winds up this new laver net 3b, and at the same time, it is wound up by the second winding body 6 to disinfect. The seaweed net 3a which has been finished is unwound from the winding body 6 and stretched again in the ocean. As described above, according to the present method, the winding of the nori net 3 by the first take-up body 5 and the stretching of the nori net 3 taken up by the second take-up body 6 on the ocean can be performed at the same time. it can.

While the nori net 3 is being taken up by the take-up bodies 5 and 6 as described above, the nori net 3 is kept in the container 2
Since it is immersed in the disinfecting liquid 40 inside, the seaweed 42 adhering to the seaweed net 3 can be completely disinfected while taking sufficient immersion time. Further, the floating rods 30 are attached to the seaweed net 3 with a pitch, and when the seaweed net 3 is wound on the winding bodies 5 and 6, if the tip end of the floating rod 30 hits the inner wall surface of the container 2. Container 2
Will be damaged. Therefore, a tapered guide body 31 for guiding the tip of the floating rod 30 is provided on the side of the winding bodies 5 and 6 to prevent the tip of the floating rod 30 from hitting the inner wall of the container 2. Then, roll up the seaweed net 3 smoothly.

[0010]

Embodiments of the present invention will now be described with reference to the drawings. In FIG. 1, reference numeral 1 denotes a box-shaped ship, on which a seaweed disinfecting apparatus described below is loaded.
Reference numeral 2 denotes a container which is the main body of the disinfecting apparatus, and the container 2 stores a disinfecting solution such as an acid solution.

Reference numeral 3 denotes a belt-shaped seaweed net stretched over the ocean, which is stretched by anchoring both ends of a seaweed culm 4 standing upright in the ocean. 5 is a roll-shaped first winding body disposed inside the container 2, and 6 is this first winding body 5.
It is the 2nd winding body arrange | positioned in parallel with. As shown in FIG. 2, fastening portions 7 and 8 for fastening the ends of the seaweed net 3 are provided at both ends of the winding bodies 5 and 6.

Next, referring to FIGS. 2, 3 and 4,
The power means for rotating the winding bodies 5, 6 will be described. Figure 2
In the figure, 11 is an engine as a power unit mounted on the side wall of the container 2, and 12 is a speed reducer for decelerating the rotation of the engine 11. Reference numeral 13 is a sprocket provided on the output side of the speed reducer 12, and 14 is a sprocket mounted on the rotating shaft 9 of the first winding body 5. Sprocket 13, 1
A chain 15 is attached to the belt 4.

A pulley 16 is loosely attached to the rotary shaft 9,
Reference numeral 17 is a pulley mounted on the rotary shaft 18 of the second winding body 6, and 19 is a belt banded around the pulleys 16 and 17. A clutch piece 21 is attached to the pulley 16. Further, the other clutch piece 2 is attached to the rotary shaft 9.
2 is mounted slidably in the axial direction of the rotary shaft 9. An operation lever 23 is erected on the clutch piece 22.

As shown by the solid line in FIGS. 2 and 3,
In a state where the clutch piece 22 is not engaged with the clutch piece 21, the rotation of the engine 11 is not transmitted to the pulley 16 and the winding body 5 does not rotate, but the operation lever 23 is operated to move the clutch piece 22 to the left. Slide it to the side, clutch piece 2
When 2 is engaged with the other clutch piece 21, the winding body 5
Rotates and winds the seaweed net 3 wound around the winding body 5.

In FIG. 4, 25 is a manual lever mounted on the rotary shaft 18, and 26 is an arm which rotates integrally with the manual lever 25. A roller 27 is attached to the tip of the arm 26. The belt 19 is loosely banded on the pulleys 16 and 17, so that the rotation of the pulley 16 is not normally transmitted to the pulley 17,
When the manual lever 25 is pushed down, the roller 27 is pressed against the belt 19 and tension is applied to the belt 19 (see the chain line in FIG. 4), the rotation of the pulley 16 is transmitted to the pulley 17, and the pulley 17 moves together with the pulley 16. Rotate at the same speed.

In FIG. 1, 30 is a floating rod. A large number of the floating rods 30 are attached to the seaweed net 3 at a pitch. This floating rod 30 is a seaweed net 3 stretched over the ocean.
However, it is to prevent it from sinking into the sea. In FIG. 2, 31 is a guide body mounted on the rotary shafts 9 and 18 on the side of the winding bodies 5 and 6. The guide body 31 has a taper shape that spreads toward the inner wall surface of the container 2 and has a seaweed net 3
This prevents the end of the floating rod 30 from hitting the inner surface of the container 2 and damaging the container 2 when the product is wound on the winding bodies 5 and 6. In this case, by making the guide body 31 tapered, the tip portion of the floating rod 30 can be guided more smoothly.

In FIG. 2, reference numeral 41 is a roll-shaped drainer provided along the inner wall of the container 2. This drainer 41
Are arranged in parallel with the winding bodies 5 and 6, and the seaweed net 3
Drain the seaweed that adheres to.

The present apparatus has the above-mentioned structure. Next, the working method will be described with reference to FIG. In FIG. 5, 42 is seaweed attached to the seaweed net 3 (3a, 3b, 3c), and 40 is a disinfectant solution stored in the container 2.

The ship 1 carrying the container 2 sails to the aquaculture site, and as shown in FIG. 5 (a), the starting end a of the first seaweed net 3a is removed from the first seaweed culm 4a. ,
This starting end portion (a) is attached to the attachment portion 7 of the first winding body 5 (see the chain line in FIG. 5A). Next, the operation lever 23 is closed to engage the clutch piece 22 with the clutch piece 21.
Then, as shown in FIG. 5B, the winding body 5 rotates in the direction of the arrow and winds up the seaweed net 3a. Due to the reaction force of the winding, the boat 1 slowly advances in the direction of arrow N. At that time, as described above, the end portion of the floating rod 30 is prevented from hitting the inner wall of the container 2 by the guide body 31, and the seaweed net 3a is smoothly wound up by the winding body 5. Further, since the winding body 5 is immersed in the disinfecting solution 40, the seaweed 4 attached to the seaweed net 3a wound on the winding body 5
2 is also immersed in the disinfecting solution 40 to be disinfected.

In this way, the seaweed net 3a is wound up into the winding body 5
After being wound up, the end portion a of the seaweed net 3a is attached to the engagement portion 8 of the second winding body 6, and then the manual lever 25 is pushed down to apply tension to the belt 19. Then, the winding body 6 rotates and winds up the seaweed net 3a (see FIG. 5C).

When the winding body 6 has completely wound up the seaweed net 3a, as shown in FIG. 5 (d), the starting end portion a of this seaweed net 3a is attached to the seaweed culm 4b, and The starting end c of the seaweed net 3b is removed from the seaweed culm 4b, and the starting end c is attached to the engaging portion 7 of the winding body 5.

Next, the manual lever 25 is operated to loosen the belt 19 to prevent the pulley 17 from rotating, and the operating lever 23 is operated to rotate the winding body 5 in the winding direction. Then, as shown in FIG.
The seaweed net 3b is wound around the winding body 5, and the sterilized seaweed net 3a is unwound from the winding body 6 and stretched again in the ocean.

When the seaweed net 3a is completely unwound from the winding body 6, the terminal end a of the nori net 3a is a protrusion 8 provided on the engaging portion 8.
The ship 1 is forcibly prevented from moving forward by being caught by a (see FIG. 6). Therefore, if the worker removes the end portion a of the seaweed net 3a from the engaging portion 8 and attaches it to the seaweed culm 4c, the disinfected seaweed net 3a is stretched to the ocean as before. Further, the terminal end D of the next laver net 3b wound on the winding body 5 is removed from the laver culm 4c. Next, this terminal end D is attached to the attachment portion 8 of the winding body 6,
Similar to the case shown in (c), this seaweed net 3b is wound around the winding body 6 (see FIG. 5 (f)). Next, the starting end portion e of the next laver net 3c is attached to the attachment portion 7 of the winding body 5 (see FIG. 5 (g)). By repeating the above-mentioned work, the seaweed nets 3 stretched in large numbers in the ocean are sequentially immersed in the disinfecting solution 40 of the container 2 for disinfection.

Note that FIG. 5 illustrates an example of an advantageous working method, and the working method by the device according to the present invention is not limited to the above method, and can be freely performed according to working conditions. Of course, you can work.

FIG. 7 shows another embodiment of the present invention, in which an opening 33 and a receiving portion 34 are formed on the side wall of the container 2. Therefore, the seaweed 42 drained by the drainer 41 is drained again by the edge portion 35 of the container 2, and the disinfectant solution 40 dropped on the receiving portion 34 is returned to the container 2. By doing so, it is possible to prevent wasteful consumption of the disinfecting liquid 40.

[0026]

As described above, according to the present invention, the seaweed 42 can be disinfected with good workability on the ocean. In particular, according to the present invention, the seaweed 42 adhering to the seaweed net 3 can be immersed in the disinfecting solution 40 for a certain period of time to sufficiently disinfect by winding and unwinding the two seams 5 and 6. it can. In addition, since the re-stretching of the seaweed net 3a, which has been wound up and sterilized previously, to the ocean and the winding and sterilization of the next seaweed net 3b can be performed in parallel, the work efficiency is extremely good. Further, by providing the tapered guide body 31 of the tip end portion of the floating rod 30 on the side portions of the winding bodies 5 and 6, when the laver net 3 is wound up, the tip end portion of the floating rod 30 is the inner wall surface of the container 2. It is possible to prevent this from being damaged and to perform the disinfection work while smoothly winding the seaweed net 3.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a seaweed disinfecting operation.

FIG. 2 is a plan view of a main part.

FIG. 3 is a side view of a main part.

FIG. 4 is a front view of a transmission system.

FIG. 5 is an explanatory diagram of disinfection work.

FIG. 6 is a partial side view.

FIG. 7 is a partial cross-sectional view of another embodiment.

[Explanation of symbols]

 1 Ship 2 Container 3 Seaweed Net 4 Seaweed Rod 5 First Winding Body 6 Second Winding Body 11 Power Section 31 Guide Body 40 Disinfectant 42 Seaweed

Claims (1)

[Claims] 1. A seaweed rod 4 which is loaded on a vessel 1 with a container 2 having a first winding body 5 and a second winding body 6 which are driven by a power unit 11 to rotate and which is erected in the ocean. A step of removing the seaweed net 3 stretched over the seaweed from the seaweed rod 4 and immersing the seaweed net 3 in the disinfecting solution 40 stored in the container 2 while winding the seaweed net 3 on the first winding body 5; The seaweed net 3 wound on the first winding body 5 is connected to the second winding body 6.
The step of immersing in the disinfectant solution 40 while winding the same on the second layer, and the seaweed net 3 wound on the second winding body 6
A method of disinfecting the seaweed net 4 while winding the seaweed bar 4 from the winding body 6 while unwinding the seaweed net 4, and a tip portion of the floating rod 30 attached to the seaweed net 3 at a pitch. The first winding body 5 and the second winding body 6
The seaweed net 3 is wound around the first winding body 5 and the second winding body 6 while being guided by a tapered guide body 31 provided on the side portion of the seaweed net. Disinfection method.