JPH11206264A - Constructional cast iron fishing bank - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a man-made fishing bank capable of not only efficiently raising algae, fishes and shellfishes but being easily produced with having large strengths and complicated shapes in a large scale and being easily transpired and constructed. SOLUTION: This constructional cast iron-made fishing bank is assembled by connecting and/or laying one or more of plural units, each consisting of a cast iron lamellar body having connection ends 2a-2f, a leg 3 and, if needed, a leg receiving unit 4, a partition wall 7 and a fixing through-hole 5, in a table shape with the ends 2a-2f and/or a shelf shape having the leg 3 and the leg receiving unit 4 or by putting the leg 3 on the table shaped body. The fishing bank is also constructed by integrally connecting and fixing the lamellar bodies of the shelf-shaped body at one or more sites with lamellar body fixing pieces 6 passing through the holes 5 for fixing the fishing bank in which various units are connected and/or laid in the shelf shape.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembled cast iron reef suitable for cultivation and fisheries, which can be easily mass-produced.

[0002]

2. Description of the Related Art In recent years, Japan's fisheries have
The introduction of zero-kiri regulations has forced a shift from traditional catching to nurturing fisheries. Therefore, various artificial reefs have been conventionally proposed, but these are mainly made of concrete.

[0003] By the way, it has long been known that many fish gather around the sunken ship, especially in the engine room. There are many iron products in the engine room.

Recently, iron has been used such as an iron reef described in Japanese Patent Application Laid-Open No. 55-77840 and a fish reef in which an iron compound is applied to the surface of a concrete reef described in Japanese Patent Publication No. 62-16162. Fish reefs have been proposed.

[0005]

However, since the conventional artificial artificial reef made of concrete has low strength of concrete, it is difficult to form it into a thin and complicated shape. There is a problem that mass production and transportation become difficult.

On the other hand, the conventional iron-based artificial reef has a problem in that the number of assembling steps is large, a lot of labor and time are required for the production, and the production cost is high.

Further, as an artificial reef, it is preferable to supply not only iron but also silicon and other metals (for example, manganese) or further minerals for growing algae and seafood.

An object of the present invention is to provide an artificial reef which can not only efficiently grow algae and fish and shellfish, but also has a large strength and a complicated shape, can be easily mass-produced, and can be easily transported and assembled. With the goal.

[0009]

To achieve the above object, the present invention provides the following units (A), (B),
One or more of (C), (D), (E), (F), (G), and (H) may be in the form of a table between connecting ends and / or between a leg and a leg housing or a leg. Are mounted and / or mounted on a plate-like body in a shelf-like manner. (A) A unit made of a cast iron plate having at least one connecting end, a leg, and a leg housing. (B) A unit made of a cast iron plate having at least one connecting end and a leg. (C) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, and a fixing hole. (D) A unit made of a cast iron plate having at least one connecting end, a leg, and a fixing through-hole. (E) A unit made of a cast iron plate having at least one connecting end, a leg, a leg housing, and a partition wall. (F) A unit made of a cast iron plate having at least one connecting end, a leg, and a partition wall. (G) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, a partition wall, and a fixing hole. (H) A unit made of a cast iron plate having at least one connecting end, a leg, a partition wall, and a fixing through hole.

The present invention provides the following units (A):
(B), (C), (D), (E), (F), (G),
(H) one or more pluralities are connected and / or placed in the form of a table between the connection ends and / or between the legs and the leg housing portion or in the form of a shelf on the plate-like body, and An assembled cast iron reef in which at least one or more of units (C), (D), (G), and (H) are connected and / or mounted at least in a shelf shape, and a plate-like body is formed in a fixing through hole. The assembled cast iron reef, wherein a fixture is installed and the shelf-shaped plate-like bodies are connected and fixed at one or more locations. (A) A unit made of a cast iron plate having at least one connecting end, a leg, and a leg housing. (B) A unit made of a cast iron plate having at least one connecting end and a leg. (C) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, and a fixing hole. (D) A unit made of a cast iron plate having at least one connecting end, a leg, and a fixing through-hole. (E) A unit made of a cast iron plate having at least one connecting end, a leg, a leg housing, and a partition wall. (F) A unit made of a cast iron plate having at least one connecting end, a leg, and a partition wall. (G) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, a partition wall, and a fixing hole. (H) A unit made of a cast iron plate having at least one connecting end, a leg, a partition wall, and a fixing through hole.

The present invention is an assembled cast iron reef in which each of the assembled cast iron reefs is further provided with a stabilizing leg.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of an assembled cast iron reef according to one embodiment of the present invention. FIG. 2 is an AA cross-sectional view of the assembled cast iron reef of one embodiment of the present invention.

The cast iron reef of one embodiment of the present invention shown in FIG.
6 connection ends 2a, 2b, 2c, 2d, 2e, 2f
And six units made of a cast iron plate-like body 1 having one leg 3, one leg housing part 4, and one fixing through hole 5;
6 connection ends 2a, 2b, 2c, 2d, 2e, 2f
And one unit composed of a cast iron plate-like body 1 having one leg 3 and one leg accommodation portion 4, and six connection ends 2.
a, 2b, 2c, 2d, 2e, 2f, one leg 3, one leg housing part 4, one fixing through hole 5, and one partition wall 7 from a cast iron plate-like body 1. And a single unit is connected in a table shape and a shelf shape, and the shelf-shaped plate members are connected and fixed by one plate-shaped fixture 6.

The cast iron plate 1 has a shape similar to a morning glory flower, and its outer periphery is substantially hexagonal. That is, the leg 3 of another unit is located at the center from the top side of the plate-like body 1.
(Leg storage portion 4) for inserting and storing therein, and the side wall of the recess (leg storage portion 4) constitutes a leg 3 extending (projecting) to the lower surface side of the plate-like body 1. I have.

In another embodiment of the present invention, the shape of the tip of the leg may be appropriately changed in order to increase the stability to the seabed at the time of subsidence. For example, when the seabed is sandy, the tip of the leg is sharpened and the tip of the leg is sunk into the sandy land, thereby preventing the movement of the fish reef due to the ocean current or the like. Also, according to the type of growing seafood, change the length of the legs,
The interval between the cast iron plate-like bodies can be appropriately changed.

In another embodiment of the cast iron plate, a flat plate,
It may be a plate having surface irregularities close to that of a natural rock, and in addition, may be a corrugated plate, a dome-shaped plate, a plate having a surface irregularity close to the shape of a coral reef, or the like. When these plate-like bodies are cast, natural ores such as zeolite and / or ceramics such as porous sintered bodies obtained by sintering molding sand are embedded, or cast iron plate-like bodies are filled with natural ores and / or ceramics. Is particularly preferred because it can release minerals around the fish reef in addition to iron, silicon and manganese eluted from cast iron. Further, the outer shape of the cast iron plate-shaped body, when the units are connected in a table shape, a water passage is formed in the assembled unit table, and so as to be easily connected to each other.
Most preferably, it is substantially hexagonal as in this embodiment, but generally a polygon is preferred.

The cast iron plate-like body 1 is provided with a fixing through hole 5 for installing a plate-like body fixing tool 6 in order to more firmly fix the plate-like bodies connected in a shelf shape. When the cast iron reef is installed on the seabed where the current is calm, the necessity of firmly fixing the units is low, and in order to simplify the assembly, the fixing through-hole 5 and the plate-like body fixing tool 6 are used instead. It may not be provided.

The partition wall 7 is a partition connected to the leg 3 on the lower surface of the plate 1. The partition wall is provided on one or both sides of the cast iron plate so that the fish and shellfish can easily invade. The shape of the partition wall is appropriately changed depending on the type of fish and shellfish to be cultivated. If units having partition walls are successively combined to form a room, a passage, a tunnel, or the like in a cast iron reef, it is possible to more appropriately cope with the type of seafood to be grown. The unit having the partition wall 7 and other units include the connecting end portions 2a, 2b, 2c, 2d, 2e, and 2f, the leg 3, the leg housing portion 4, and the fixing hole 5 and the partition wall 7 as the case may be.
Can be integrally cast by an automatic casting machine, so that the production is easy (all cast iron).

The connection ends 2a, 2b, 2c, 2d, 2e,
Reference numeral 2f denotes alternately upward or downward hooks. The upward hooks (connection ends 2a, 2c, 2e) and the downward hooks (connection ends 2b, 2d, 2f) of the other units are engaged with each other. The adjacent units can be connected in a table shape so that they do not easily come off from each other. Other embodiments of the connection end include a combination of an end having a concave portion and an end having a convex portion fitted to the end portion, or a bolt-nut or pin stop provided with a through hole at the end portion. Can be.

In the cast iron reef shown in FIG. 1, the legs 3 of the other four units are respectively inserted into the plate-shaped body dents (leg storage portions 4) of the lower four units assembled in a table at the connection ends. The units were inserted sequentially from the top, and as described above, the connection ends of these units were engaged with each other to assemble them in a two-stage shelf shape.

Next, a plate-shaped fixture 6 comprising a bolt 6a having a length connecting the plate-shaped members and a nut 6b screwed to this end.
First, a bolt 6a is passed through the through-hole 5 of the plate-like body, and the tip of the bolt 6a is passed through the through-hole 5 of another plate-like body (connected in a shelf shape). , And the plate-like bodies are connected and fixed in a shelf shape to complete the assembly.

FIG. 3 is a perspective view of a unit of one embodiment of the assembled cast iron reef of the present invention. FIG. 4 is a partial cross-sectional view showing a state where the plate-like members are fixed to each other in a shelf shape using the plate-like member fixing device of one embodiment in the assembled cast iron reef of the present invention.

The unit of the embodiment of the cast iron reef of the present invention shown in FIG. 3 has six connection ends 2a, 2
b, 2c, 2d, 2e, 2f, a substantially hexagonal outer plate-shaped cast iron plate 1 provided with three legs 3 and one fixing through hole 5. Since the unit of this embodiment is not provided with the leg accommodating portion 4, when the unit is installed on the seabed or the like where the speed of the ocean current is low, the leg 3 is simply placed on the plate-like cast iron plate 1 and furthermore. It can be easily assembled into a shelf. The three legs 3 are formed so as to be stabilized when they are placed on the plate-shaped cast iron plate 1 and assembled into a shelf. By using three legs 3 instead of one, a pouring sprue or a lifting rod can be used as a leg when integrally casting, so that the casting yield is good and advantageous.

In one embodiment of the present invention shown in FIG. 4, the fixing through-hole 5 of each unit has a plate-shaped fixing member 6 as one rod-shaped member 6c, two wedges 6d, and two wedges 6d. The plate members can be connected and fixed in a shelf shape using the stopper 6e. The rod-shaped member 6c is provided with two slits slightly larger than the thickness of the plate-like body 1 at the same interval as the interval between the plate-like bodies. The lower part of the wedge 6d is provided with a hole for inserting and fixing the stopper 6e so that the wedge does not easily come off the through hole. The rod-shaped member 6c is inserted from the through-hole 5 of the upper plate-shaped member into the through-hole 5 of the lower plate-shaped member, and is inserted in the slit direction at the slit position of the rod-shaped member 6c.
c, the rod-shaped member 6c is set so that the plate-like body 1 is fitted into the slit, and then the wedge 6d is inserted into the (back) gap of the formed through-hole 5, and further inserted into the hole of the wedge 6d. The stopper 6e is inserted and fixed. Bar-shaped member 6c using only wedge 6d
If it is possible to fix, it is not necessary to use the stopper 6e.

The stabilizing cast iron reef of the present invention is preferably further provided with legs for stabilizing the cast iron reef so that it does not easily fall down due to an ocean current or the like.

[0026]

As described above, since the prefabricated cast iron reef of the present invention is made of cast iron, it can supply not only iron but also metals such as silicon and other manganese or further minerals, and algae and algae can be supplied. Not only is it suitable for growing various types of fish and shellfish, but it is also easy to mass-produce thin or complex shelves with large strength and specific gravity. Also, the assembled cast iron reef of the present invention,
Since the unit is configured to connect and fix a plurality of units, it is easy to transport and assemble the unit, and it is possible to reduce labor and time. Further, by making the shape of the plate-like body close to a natural object such as a natural rock or a coral reef, it is also possible to provide a cast iron reef having an aesthetic feeling suitable for a natural environment.

[Brief description of the drawings]

FIG. 1 is a perspective view of an assembled cast iron reef according to one embodiment of the present invention.

FIG. 2 is a perspective view of an assembled cast iron reef according to one embodiment of the present invention.
It is A sectional drawing.

FIG. 3 is a perspective view of a unit of an embodiment in the prefabricated cast iron reef of the present invention.

FIG. 4 is a partial cross-sectional view showing a state where the plate-like bodies are fixed to each other in a shelf shape using the plate-like body fixing device of one embodiment in the assembled cast iron reef of the present invention.

[Description of Signs] 1 Cast iron plate 2a, 2b, 2c, 2d, 2e, 2f Connection end 3 Leg 4 Leg housing 5 Fixing through hole 6 Plate fixing 7 Partition wall

Claims (8)

[Claims] 1. The following units (A), (B),
One or more of (C), (D), (E), (F), (G), and (H) may be in the form of a table between connecting ends and / or between a leg and a leg housing or a leg. Characterized by being connected and / or mounted on a plate-like body in a shelf-like manner. (A) A unit made of a cast iron plate having at least one connecting end, a leg, and a leg housing. (B) A unit made of a cast iron plate having at least one connecting end and a leg. (C) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, and a fixing hole. (D) A unit made of a cast iron plate having at least one connecting end, a leg, and a fixing through-hole. (E) A unit made of a cast iron plate having at least one connecting end, a leg, a leg housing, and a partition wall. (F) A unit made of a cast iron plate having at least one connecting end, a leg, and a partition wall. (G) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, a partition wall, and a fixing hole. (H) A unit made of a cast iron plate having at least one connecting end, a leg, a partition wall, and a fixing through hole. 2. The following units (A), (B),
One or more of (C), (D), (E), (F), (G), and (H) may be in the form of a table between connecting ends and / or between a leg and a leg housing or a leg. Are connected and / or placed in a shelf on a plate-like body, and each unit (C), (D),
(G) and (H) are assembled cast iron reefs in which at least one or more of them are connected and / or placed at least in a shelf shape, and a plate-like body fixing device is installed in a fixing through hole to form a shelf shape. The assembly type cast iron reef, wherein the plate-like bodies are connected and fixed at one or more locations. (A) A unit made of a cast iron plate having at least one connecting end, a leg, and a leg housing. (B) A unit made of a cast iron plate having at least one connecting end and a leg. (C) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, and a fixing hole. (D) A unit made of a cast iron plate having at least one connecting end, a leg, and a fixing through-hole. (E) A unit made of a cast iron plate having at least one connecting end, a leg, a leg housing, and a partition wall. (F) A unit made of a cast iron plate having at least one connecting end, a leg, and a partition wall. (G) A unit made of a cast iron plate having at least one connection end, a leg, a leg housing, a partition wall, and a fixing hole. (H) A unit made of a cast iron plate having at least one connecting end, a leg, a partition wall, and a fixing through hole. 3. The plate-like body fixing device includes a bolt for connecting the shelf-like plate-like bodies, a nut screwed to the bolt, a rod-like member for connecting the shelf-like plate-like bodies, and a wedge for fixing the same. 3. The assembled cast iron reef according to claim 2, comprising a rod-like member connecting the shelf-like plate-like bodies, and a wedge and a stopper for fixing the rod-like member. 4. The prefabricated cast iron reef according to claim 1, wherein said cast iron plate is a polygonal outer periphery of a cast iron plate. 5. The assembled cast iron reef according to claim 1, wherein said cast iron plate is a substantially hexagonal outer peripheral cast iron plate. 6. The cast iron plate according to claim 1, wherein the plate is made of natural ore and / or ceramics.
The assembled cast iron reef according to any one of claims 5 to 10. 7. The unit (A), (C), (E) or (G), wherein a side wall forming a leg accommodating portion is made of cast iron and simultaneously constitutes the leg. Or the assembly type cast iron reef according to 2. 8. A cast iron reef according to claim 1, further comprising a stabilizing leg provided on the cast iron reef according to claim 1.