JP2709262B2 - Underwater see-through trough boat - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a trough boat used for sightseeing and fishing in the sea, lake or river.

[0002]

2. Description of the Related Art Conventionally, trough boats used for sightseeing of tourists in coastal areas, fishing for scallions (fishing for stabbing and piercing around rocks), or fishing for fish and squid. Was as shown in FIG. FIG. 6 is a perspective view showing the entire configuration of a conventional trough boat.

As shown in FIG. 6, this conventional trough boat a has a cylindrical trough-shaped oval trough formed by arranging a plurality of substantially rectangular cedar woods c in the short side direction. c, bamboo cracked and ring-shaped,
Three hoops for fastening the trough frame c from the outside, a shiki (also referred to as back) e made of an oval cedar material fixed to the lower end of the trough frame c, and a paddle f attached to the trough frame c.
And a rope wheel g into which the wire is inserted. The trough frame c and the shie e have an elliptical shape. This is because the trough boat a exhibits a straight running property in the long axis direction of the ellipse when manipulating the trough boat a.
It is for having.

[0004] As described above, the configuration of the trough boat a is very compact as a boat, so that it is easy to carry and unload to and from the land. It can be landed on Also, when using this tub a for sightseeing,
By maneuvering with, tourists on board can enjoy sightseeing while seeing the beautiful sea and the surrounding scenery.

[0005] On the other hand, when this trough boat a is used for shore leek fishing in a shallow sea or the like, the fisherman operates the trough boat a by manipulating the paddle e to the destination where fishing is performed. They catch their prey using box glasses or spears (a type of fishing gear for catching seafood in the water).

[0006]

However, when the conventional trough boat a is used for sightseeing by tourists, the boarded tourists can see the sea and the scenery around it, The lack of facilities for seeing through the sea made it impossible to see the seabed and other landscapes.

[0007] It is difficult to see the true shape of the beautiful seabed that can make tourists feel beautiful from the swaying sea surface,
Even if you try to see this, the visible range is affected by the weather and the like. So, if you use box glasses, you can certainly see through the sea floor. However, it is troublesome to immerse the box glasses in the sea surface because it is necessary to lean on the sea.

[0008] On the other hand, when the trough boat a is used for fishing, it is impossible to see the state of the sea underwater until the user arrives at the fishing destination and looks at the sea with box glasses. For this reason, there is a possibility that the vehicle may pass a point with a large amount of prey until reaching the destination. Also, when catching prey at the fishing destination, the fisherman must hold the box glasses with one hand to see the prey in the sea and the other hand with a spear, so paddle f It had to be released and the maneuvering suspended. Therefore, fishing while maneuvering and moving trough boat a was difficult.

[0009] The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to make pleasure more enjoyable by making it possible to see underwater safely and easily. It is to provide an underwater see-through trough that can reasonably perform

The present invention has the following configuration to achieve the above object. That is, the present invention provides a plurality of substantially rectangular side plates arranged side by side in a short side direction thereof to form an ellipse in plan view.
A tubular body having a shape, an annular retainer for fastening the tubular body from the outside, and a bottom plate fixed to a lower end portion of the tubular body. In the trough boat used in the, a hole provided in the bottom plate to see the water, a transparent plate material attached to the bottom plate so as to close this hole and can see through the water, and at or near the periphery of the hole a fixed cylindrical frame rises, the upper periphery of the tubular frame, said than full draft while the transparent plate material is not in the bottom plate, Ri high position near,
Out of the lower surface of the bottom plate, the outer periphery of the transparent plate material
On the side part, a foot is projected downward, and this foot is
Along the elliptical long axis of the tubular body and to the left and right across the long axis
A pair is provided, and the transparent plate is fitted from the outside of the bottom plate,
The edge of the transparent plate is further cut from below with a transparent plate
Stop, and position the lower end of this stop frame below the transparent plate.
And the stop frame is rectangular in shape.
With a long side extending along the elliptical minor axis direction of the cylindrical body.
It is an underwater see-through trough boat.

[0011]

According to the underwater see-through trough of the present invention having the above structure, it is possible to safely and easily see through the water through the transparent plate attached to the bottom plate. In addition, when used for sightseeing sightseeing, tourists on board
For example, the underwater scenery such as the water bottom can be viewed without being influenced by the weather, and at least two or more people can enjoy the underwater scenery together.

In addition, when used for fishing, it is possible to see the state of the sea until it reaches the destination of fishing,
Never miss a point with lots of prey. Also, at the fishing destination, you can see the underwater situation without using box glasses, so even if you hold a spear with one hand, you can operate the paddle with the other hand. Therefore,
You can fish while maneuvering and moving the boat. Further, even if water intrudes from the transparent plate, the draft does not become higher than the upper peripheral portion of the cylindrical frame, so that water can be prevented from entering the boat.

Further, if foot materials are provided on the lower surface of the bottom plate,
When the boat is landed and placed at a predetermined position, the foot material comes into contact with the ground first, so that the transparent plate material can be lifted off the ground or the like. Therefore, the transparent plate can be protected from the ground or the like.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. The underwater see-through trough of this embodiment is an example when the underwater see-through trough of the present invention is used in a coastal zone.
In the present invention, water refers to seawater or fresh water such as a lake or river.

FIG. 1 is a perspective view showing the entire configuration of an underwater see-through trough of an embodiment. FIG. 2 is a plan view of the underwater see-through trough boat of the embodiment. FIG. 3 is a bottom view of the underwater see-through trough of the embodiment. FIG. 4 is similar to FIG.
FIG. 4 is a sectional view taken along the line IV-IV in FIG. FIG. 5 is a sectional view taken along the line VV in FIG.

As shown in FIG. 1, an underwater see-through trough boat (hereinafter referred to as a trough boat) 2 of the present embodiment includes a plurality of substantially rectangular shaped cedar lumbers 4 (side plates) similarly to the conventional one. A trough frame 6 (tubular body) formed side by side in the short side direction, an annular brace 8 for tightening the trough frame 6 from outside, and a shiki 10 made of cedar material fixed to the lower end of the trough frame 6 ( (Bottom plate), and is operated by the sea and used for sightseeing or fishing by tourists.

As shown in FIG. 2, the trough frame 6 has an elliptical shape in plan view, and its major axis is oriented in the direction indicated by the symbol A and its minor axis is oriented in the direction indicated by the symbol B. Things. In addition, the shim 10 has a shape corresponding to the elliptical shape of the lower peripheral portion of the trough frame 6. The ratio between the major axis and the minor axis of the ellipse relating to the shape of the trough frame 6 or the shiki 10 can be arbitrarily set according to the maneuvering conditions of the trough 2 and the required degree of straightness.

The trough 2 has a hole 12 provided in the shiki 10 for viewing the sea, and a transparent glass (transparent plate) 14 attached to the shiki 10 so as to cover the hole 12 and capable of seeing through the sea. And a cylindrical wooden frame (cylindrical frame) 16 that is fixed to the periphery of the hole 12 and rises.

The hole 12 has a rectangular shape and is provided substantially at the center of the plate 10.

The see-through glass 14 has such a degree of transparency as to be able to see through the sea from the inside of the boat in contact with seawater, and as shown in FIGS. It is fixed by a frame 18. In addition,
It is considered that the glass stopper frame 18 is preferably made of fiber reinforced plastic (hereinafter, referred to as FRP). Also, it is within the technical scope of the present invention to use a resin having transparency such as acrylic resin or polycarbonate instead of the transparent glass 14. Further, the whole or a part of the see-through glass 14 may be formed as a concave lens so that the underwater scenery can be viewed over a wide area. Further, the see-through glass 14 may be configured such that the whole or a part thereof is a convex lens so that the underwater scenery can be partially enlarged and viewed.

As shown in FIGS. 2 and 4, the wooden frame 16 has a shape corresponding to the shape of the hole 12 and rises substantially vertically, and its upper peripheral portion 16a is
Is at a position higher than the full draft in a state where it is not on the plate 10.

Further, as shown in FIG. 3, two square bar-shaped skegs 20 (foot members) protrude downward from the lower surface 10a of the shiki 10 outside the peripheral edge of the see-through glass 16. It is arranged.

That is, each of the two skegs 20 is fixed to the lower surface 10a of the plate 10 along the short side of the glass stopper frame 18 (parallel to the long axis direction A of the elliptical shape). And the position of the lower end of this skeg 20 is
As shown in FIG. 4, it is located below the see-through glass 14 and the glass stopper frame 18. Also, this skeg 20
Has a thread 20a made of a plate-like steel material at its lower end to prevent slipping and rubbing with the ground at the time of landing. The reason why the skeg 20 is attached in parallel with the long axis direction A is to reduce the seawater resistance at the time of manoeuvring .

As shown in FIG. 4, the outer surfaces of the trough frame 6, the hoop 8, the glass stopper frame 18, and the skeg 20 are reinforced with FRP to improve the sealing performance and improve the sealing performance. Is improved.

The specifications of the trough 2 of this embodiment are as follows.
It is as shown in Table 1. In Table 1, the total length refers to the length of the elliptical major axis direction A of the trough 2, and the total width refers to the length of the minor axis direction B.

[0026]

[Table 1]

According to the trough boat 2 of the present embodiment having the above-described configuration, it is possible to get out of the sea surface and use the transparent glasses attached to the shiki 10 without using box glasses, regardless of the weather condition. You can easily see the beautiful view of the sea floor. In addition, tourists can enjoy the underwater scenery with at least two or more people. Furthermore, if the view of the sea is included in the view while seeing the beautiful view of the sea floor through the see-through glass 14, the integrated view of the sea and the sea can be enjoyed. In addition, even when seawater invades from the see-through glass 14, as shown in FIG. 5, since the upper peripheral portion 16a of the wooden frame 16 is at a position higher than the draft, the ingress of seawater into the boat is prevented. Can be prevented. Therefore, tourists can safely and easily see through the sea,
You can enjoy the fun even more.

When the tub 2 is used for fishing,
Until you reach the fishing destination, you can see the underwater situation, so you will not miss a point with a lot of prey.
At the fishing destination, you can see the underwater without using box glasses, so you can operate the paddle with one hand even if you hold a spear with one hand. Therefore, fishing can be performed while maneuvering and moving the boat. Therefore, fishing can be performed rationally. In this case,
If the see-through glass 14 is arranged near the edge of the shiki 10, it is considered that the fishing operation can be easily performed.

A skeg 20 is provided on the lower surface 10a of the shim 10.
When the trough 2 is lifted ashore and placed in a predetermined place, the skeg 20 comes into contact with the ground first, so that the see-through glass 14 can be lifted off the ground. Therefore, the see-through glass 14 is not damaged by hitting the ground or the like.

The underwater see-through trough 2 of this embodiment is
This is a preferred embodiment of the present invention, and the present invention is not limited to the technical scope of this embodiment. For example, the underwater see-through trough of the present invention is not limited to those used at sea, but can also be used at lakes and rivers. In addition, the underwater see-through trough of the present invention is not limited to those mainly composed of wooden members, but also includes other vessels such as trough-shaped boats and boats that are integrally formed by, for example, FRP. Applicable.

[0031]

As described above, according to the underwater see-through trough of the present invention, it is possible to safely and easily see the underwater scenery irrespective of the weather condition, and at least tourists who board the ship can enjoy the underwater view. Two or more people can view the underwater scenery together. Therefore, tourists can enjoy the fun more. Further, when used for fishing, it is possible to perform fishing while maneuvering and moving the boat without missing a point with a large amount of prey, so that fishing can be performed rationally. Further, the transparent plate can be protected from the ground or the like when the boat is landed or stored on land, so that damage to the transparent plate and adhesion of dust can be prevented.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the entire configuration of an underwater see-through trough boat according to an embodiment.

FIG. 2 is a plan view of the underwater see-through trough boat of the embodiment.

FIG. 3 is a bottom view of the underwater see-through trough of the embodiment.

FIG. 4 is a sectional view taken along line IV-IV in FIG. 2;

FIG. 5 is a sectional view taken along the line VV in FIG. 2;

FIG. 6 is a perspective view showing the entire configuration of a conventional trough boat.

[Explanation of symbols]

 2 Underwater see-through trough boat 4 Cray (side plate) 6 Tub frame (tubular body) 8 hoop 10 Shiki (bottom plate) 10a Lower surface of shiki 12 hole 14 Transparent glass (transparent plate material) 16 Wooden frame (cylindrical frame) 16a Wooden frame Upper peripheral part of the frame 18 Glass stopper frame 20 Skeg (foot material) 20a thread

Claims (2)

(57) [Claims] 1. A tubular body formed by arranging a plurality of substantially rectangular side plates in a short side direction thereof and having an elliptical shape in a plan view, an annular hoop for fastening the tubular body from the outside, In a trough boat having a bottom plate fixed to the lower end portion and used for sightseeing or fishing by maneuvering in the sea, lake or river, a hole provided in the bottom plate for seeing underwater, and this hole A transparent plate material attached to the bottom plate so as to close and can see through the water, and a cylindrical frame that is fixed at or near the peripheral edge of the hole and rises, and an upper peripheral edge of the cylindrical frame is the transparent than full draft of a plate material is not state to the bottom plate, Ri high position near, of the lower surface of the bottom plate, the outer than the periphery of the transparent plate material
On the side part, a foot is projected downward, and this foot is
Along the elliptical long axis of the tubular body and to the left and right across the long axis
A pair of the transparent plates are fitted from the outside of the bottom plate, and the edge of the transparent plate is
From the lower side with a transparent plate fixing frame,
If the lower end of the frame is located below the lower surface of the transparent plate
In both cases, the stop frame has a rectangular shape, and its long side is the cylindrical body.
An underwater see-through trough which is characterized by a short axis of the ellipse . 2. The underwater see-through trough according to claim 1, wherein a foot member protrudes downward from a lower surface of the bottom plate outside a peripheral portion of the transparent plate member.