JP2777703B2 - Floating - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to, for example, fixing a fishing ground fence by floating on a water surface of an aquaculture fishing ground, fixing a scaffolding material on the water surface of a fishing ground, and suspending a hanging body. It relates to floating for use in fishing grounds, such as for aquaculture with juveniles for aquaculture.

[0002]

BACKGROUND OF invention is to provide a aquaculture shellfish
Growth of, depends on the amount of sunlight that shine in the water.

[0003] We thought that it would be easy to increase or intentionally change the amount of sunlight without increasing the cost, and through repeated experiments and studies, we completed an epoch-making fishing ground float.

Conventionally, there is an idea that a luminous body is provided on a float so that the position of the float can be easily seen at a glance, or a luminous material is provided on the float to emit light to gather fish around the fish and increase the catch. The invention is completely different from these ideas and utilizes the nature of floating, which fluctuates and changes direction by floating, and irradiates the fishing ground (underwater) with strong concentrated sunlight from this floating, It provides a float based on a revolutionary idea that raises the growth of cultured shellfish over natural growth.

[0005]

The gist of the present invention will be described with reference to the accompanying drawings.

A condensing part 2 for condensing sunlight a is provided above a float body 1 that can float on the water surface, and the sunlight a condensed by the condensing part 2 is directed downward inside the float body 1. A float provided with a light guide section 3 for guiding light, and a light emitting section 4 for emitting the guided sunlight a in a predetermined direction below the float body 1, wherein a suspension body 6 is attached to the float body 1. Hanging
So that the suspension body 6 can be provided with the larvae 7 for aquaculture.
And the above-mentioned shoot
Light emitted from the light unit 4 and entering the water from the water surface
The present invention relates to a float which is configured to irradiate light stronger than sunlight .

Further, the light guide tube 3A is disposed so as to penetrate the float body 1 up and down to constitute the light guide portion 3, and a light converging lens body 2A is provided at the upper end of the light guide portion 3. The light condensing part 2 is formed by the
2. The float according to claim 1, wherein the light emitting section 4 is formed by providing A.

A float according to any one of claims 1 and 2, wherein a plurality of said floats (1) are arranged on the upper water surface of the fishery (5) in a state of being juxtaposed. It is related to.

Further, the float body 1 is formed by injecting and forming a foamed resin layer 1B inside the thermoplastic resin surface layer 1A, and when the float body 1 is formed, the light guide 3 is float-molded by insert molding. A float according to any one of claims 1, 2 and 3, characterized in that the float is provided inside the float.

[0010]

The sunlight a is condensed by the condensing part 2 on the upper part of the float body 1, is guided downward by the light guide part 3 inside the float body 1, and is directed in a predetermined direction from the light emitting part 4 on the lower part of the float body 1. It is emitted to.

The emitted sunlight a is stronger than the sunlight that enters the water from the water surface (the incident light is significantly reduced due to reflection on the water surface) because it is light that is collected. Therefore, since this strong light is incident on the water, plankton is proliferated due to factors such as rapid growth of the irradiated shellfish , and irradiation of strong light and the fact that the light is incident deeper. As a result, the fish indirectly grows faster or grows faster, and also grows in a favorable condition.

Moreover, even if the float body 1 is fixed on the water surface, the float body 1 floats slightly (waves) due to waves or the like, so that the light emitted into the water fluctuates irregularly.

[0013] For this reason, the above-mentioned action and effect can be more favorably exhibited in combination with stimulating the living organism by the shaking light.

The light-collecting part 2 can be easily formed by the light-collecting lens body 2A, the light-guiding part 3 can be easily formed by the light-guiding tube 3A, and the light-emitting part 4 can be easily formed by the light-emitting lens body 4A. It can be configured.

Therefore, if the product of the present invention is arranged on the water surface above the aquaculture fishing ground, a good aquaculture fishing ground can be obtained.
By irradiating the cultured larvae 7, the cultured larvae 7 will grow well, and the harvesting time of the cultured larvae 7 will be advanced, the larvae will be grown into high quality shellfish, Optical part 2
It is also possible to adjust the growth time of the cultured larvae 7 by adjusting the time at which the action / effect is exerted by covering the fish.

Further, the float body 1 is formed by injecting and forming a foamed resin layer 1B into the interior of the thermoplastic resin surface layer 1A. When the float body 1 is formed, the light guide 3 is float-molded by insert molding. When the float body 1 is provided inside, the float body 1 is extremely strong and has excellent durability, and is hardly damaged even when the light collecting part 2, the light guiding part 3, and the light emitting part 4 of the present invention are provided.
A float with good durability can be easily formed.

[0017]

In this embodiment, a condensing lens body 2A for condensing sunlight a is provided at a water surface exposed position of a buoyant float body 1 having a lower part immersed and an upper part exposed on the water surface. 2, a light guide 3 for vertically guiding the sunlight a condensed by the condensing unit 2 is vertically disposed inside the float 1, and the light guide 3 is provided below the float 1. The light emitting section 4 is provided by providing a light emitting lens body 4A that emits the emitted sunlight a in a predetermined direction, a light diffuser that diffuses the light at a predetermined wide angle, and the like.

Specifically, for example, as shown in FIG. 1, a light guide tube 3A is arranged so as to penetrate the float body 1 up and down to constitute the light guide section 3. The light converging part 2 is formed by providing a lens body 2A for condensing light at the upper end, and the light emitting part 4 is formed by providing a light emitting lens body 4A at the lower end of the light guide part 3.

Although the light guide tube 3A is a tubular body whose inner surface is coated with a reflective material, a solid rod formed of a light guide member such as a transparent acrylic resin may be vertically disposed. Further, the light guide section 3 may be configured so that the light guide section branches downward and a plurality of light emitting sections 4 are arranged below.
It may be configured so that light is guided from a plurality of light condensing parts 2 to one light guiding part 3, and it can be appropriately designed.

The condensing unit 2 is configured to collect sunlight as much as possible and send strong light into the water. The light guide unit 3 suppresses light attenuation, and the light emitting unit 4 transmits strong light collected in a predetermined direction. It is configured to be able to irradiate.

A closing mechanism that covers the light-collecting lens body 2A of the light-collecting unit 2 may be provided so that the timing of light emission into water can be adjusted by performing this closing adjustment operation. By changing the timing of exerting the above-described action and effect on the underwater creatures by this adjustment, it is possible to adjust the sense of the four seasons and the water temperature, and to control the growth.

The light emitting range and the light emitting direction of the light emitting part 4 are adjusted depending on the intended use.

More specifically, in the present embodiment, a plurality of the floats 1 are arranged on the upper surface of the aquaculture fishing ground 5 in a state of being juxtaposed.
Each of the floats 1 is connected and fixed by a connecting means as shown in FIG. 3, for example, and a hanging body 6 is hung on each of the floats 1, and a young cultivation shell 7 is attached to the hanging body 6, and Shellfish 7
The light emitted from the light emitting section 4 is configured to be irradiated with light that is stronger than sunlight entering the water from the water surface.

Therefore, the larvae for cultivation 7 are irradiated with intense light, so that the growth is quick and the body is good, and the plankton is also proliferated, so that the growth is good.

Furthermore, even if the float body 1 is fixed on the water surface, the float body 1 floats slightly due to waves or the like (because it fluctuates), so that the light emitted into the water fluctuates irregularly.

For this reason, the growth of the living organism is further improved in combination with the stimulation of the living organism by the oscillating light, and it becomes an epoch-making float for aquaculture.

Further, the float body 1 is formed by injecting and forming the foamed resin layer 1B into the interior of the thermoplastic resin surface layer 1A. When the float body 1 is formed, the light guide portion 3 is formed by insert molding. It is decorated in 1.

More specifically, Japanese Patent Application Laid-Open No.
No. 138722, a drum-shaped float 1 is formed.

That is, a base body made of a thermoplastic resin, which is heated and softened or melted and deformed by being heated, is provided, and air is introduced into the base body to expand and deform the base body. The outer surface of the base cylinder is pressed against the inner surface of the mold, molded, and then a slightly expanded foamed resin material is introduced into the base cylinder, and the expanded foam material is foamed to form a thermoplastic resin surface layer on the surface. 1
A, a float body 1 in which a foamed resin layer 1B is injected and formed is formed.

As a result, the strength is very high as compared with the conventional float body 1 made of merely hollow resin. In other words, it has extremely high rigidity and impact resistance, is less likely to be cracked and broken by being hit by waves, etc., and is lighter and less costly than solid resin molding, and can mass-produce large floats. , It will be a very practical float.

Therefore, by applying the present invention to such a float, each part to be mounted is hardly damaged, and a practical product of the present invention can be realized.

In addition, since the light guide tube 3A can be easily insert-molded at the time of the blow molding, the light guide portion 3 can be formed by the condensing portion 2, the light emitting portion 4 provided in the light guide portion 3, and the like. Can be easily realized.

It is to be noted that the shape and configuration of the float body 1 and the structures of the light converging section 2, the light guide section 3 and the light emitting section 4 can be appropriately designed without being limited to the present embodiment, and for example, as shown in FIG. A plurality of plate-like floats 1 may be fixed on the water surface of the fishing ground in such a manner as to be spread, and the present invention may be applied to each of the floats 1, and a fishing ground exhibiting the above effect may be constructed below the floats 1. In addition, even if the light condensing part 2 and the light emitting part 4 are not lenses,
The light-collecting unit 2 may have a light-collecting function, and the light-emitting unit 4 may have a light-emitting function.
May have a light guiding function, and if a slightly condensed light may be attenuated, it may be configured to merely form a conduit or a light guiding gap. Also, if the condensing unit 2 is configured to condense the light by the convex lens body 2A, the concave lens body 2A, or a combination thereof, and to guide the light downward as parallel light, in this case as well, it is simply a conduit or a light-guiding gap. May be formed, or the float body 1 itself may be formed as a transparent body to constitute the light guide portion 3 as a whole.

When the light condensing part 2 and the light emitting part 4 are constituted by lenses, the combination of concave and convex lenses, focusing conditions, lens diameter and thickness, etc. are appropriately determined in consideration of the light emitting range, the light emitting angle and the degree of light condensing. design.

Reference numeral 8 in the drawing denotes an inlet for the foamed granular material.

[0036]

Since the present invention is constructed as described above, the sunlight is condensed on the condensing part on the upper part of the float, and is guided downward by the light guide part inside the float, and the lower part of the float is formed. Will be emitted in a predetermined direction from the light emitting part of the light, and the emitted sunlight is concentrated light compared to sunlight entering the water from the water surface and is strong light. to incident, it may become faster growth of irradiated shellfish, made factors such as the strong light irradiation and light incident to the deeper that plankton are grown, thereby indirectly fish This leads to faster growth and growth in a good constitution as well as faster growth.

Moreover, even if this float body is fixed on the water surface, the float body floats slightly due to waves or the like and swings, so that the light emitted into the water shakes irregularly, thereby stimulating organisms. In addition to this, an epoch-making floating in which the above-mentioned actions and effects can be more favorably exhibited.

A suspended body suspended from the float body
Larvae for aquaculture, and irradiate them
, The shellfish for aquaculture will grow well,
Earliest harvesting time for larvae and grows into better quality larvae for aquaculture
Or cover the light-collecting part to reduce the action / effect.
By adjusting the timing of the growth, the growth time of the cultured larvae
Extremely innovative for aquaculture, such as the ability to adjust
It will float.

According to the second aspect of the present invention, the condensing portion can be easily constituted by a converging lens, the light guide can be easily constituted by a light guide tube, and the light emitting portion can be easily formed by a light emitting lens. And can be easily configured.

Further, the keep third aspect of the present invention, since disposed on the top surface of the water aquaculture, the fishery is good farming areas and ing by the effect.

According to the fourth aspect of the present invention, the float is extremely strong and has excellent durability, and the light collecting portion, the light guide portion and the light emitting portion are hardly damaged, and the durability is good and the mass productivity is excellent. It will be a floating float.

[Brief description of the drawings]

FIG. 1 is a front sectional view of this embodiment.

FIG. 2 is a perspective view of the present embodiment.

FIG. 3 is an explanatory diagram of a use state of the present embodiment.

FIG. 4 is an explanatory view in the case where the float body of the present embodiment has a different shape.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Float body 1A Thermoplastic resin surface layer 1B Foam resin layer 2 Condensing part 2A Lens body 3 Light guide part 3A Light guide tube 4 Light emitting part 4A Lens body 5 Aquaculture fishing ground 6 Suspension body 7 Cultured juvenile shellfish a

Claims (4)

(57) [Claims] 1. A light collector for concentrating sunlight is provided above a float that can float on the water surface, and a light guide for guiding the sunlight condensed by the light concentrator downward inside the float. the optical unit is provided, a sunlight and the light guide to the bottom of the float body float provided with Shako portion allowed to Shako in a predetermined direction
Hanging the suspension on the float, and feed the suspension
It is configured so that a juvenile mussel can be attached, and attached to this suspension
Light emitted from the light emitting portion to the cultured larvae,
Light that is stronger than sunlight that enters the water from the water surface is emitted
Float characterized by having been configured as described above . 2. A light guide tube is arranged to penetrate the float body up or down to configure the light guide unit, the condensing section provided with a lens body for focusing light on the upper end of the light guide portion 2. A float according to claim 1, wherein said light guide section is formed by providing a lens body for light emission at a lower end of said light guide section. 3. The float according to claim 1, wherein a plurality of said floats can be arranged in parallel on an upper surface of the aquaculture ground. 4. The float body is formed by injecting a foamed resin layer into a thermoplastic resin surface layer to form the float, and the light guide section is inserted into the float body by insert molding when molding the float body. according to claim 1, wherein, 3
The float according to any one of the above.