JP2002293287A - Connection structure for float device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide connection structure for a float device facilitating the assembly and disassembly of a float unit. SOLUTION: A side face 4 of one float unit 1U of flat rectangular shape is provided with a pair of hinge female parts 5, 5 with a prescribed space, and a side face 7 of the other float unit of flat rectangular shape facing the side face 4 is provided with a pair of hinge male parts 6, 6. Two float units are connected in a rotatable manner by a prescribed angle. An intermediate member 14 is fitted between a pair of hinge female and male parts to perform hinge locking operation and to block a clearance between the float units. The upper ends of the hinge female and male parts and intermediate member coincide with the surface heights of the float units to form a continuous and almost flat face, which makes walking safe.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floating device connecting structure suitable for use in a floating pier in a marina or the like, a floating stage in a beach, and other floating facilities on the water.

[0002]

2. Description of the Related Art Conventionally, this type of float device has been
A structure in which a deck is fixed on a hollow float made of RP or a structure in which a deck is fixed on a foam float such as styrene foam is known. The latter structure is, for example,
No. 1-188469 and Japanese Utility Model Laid-Open No. 3-109994. In any of the structures disclosed in these publications, the float is fixed at an appropriate interval below the frame, and is permanently installed in a predetermined water area, that is, once assembled, it can be used for a long time as it is. Structure. The present inventors have made an invention relating to a float apparatus using a foam float and have already filed an application (Japanese Patent Application No. 2000-129319).

[0003]

A levitation stage usually used in a beach or the like often floats on the water surface only in the summer, and is difficult to assemble and disassemble like a float having the structure disclosed in the above-mentioned publication. Are not suitable for such applications. That is, when the assembled float is directly lifted and stored on land, there is a problem that the float is often exposed on the beach and is easily damaged. In the case of storage in a warehouse, such movement cannot be performed by a simple operation such as requiring a crane.

[0004] The present invention has been made in view of the above circumstances, and has been filed in the prior application (Japanese Patent Application No. 2000-12931).
No. 9) is further improved to provide a connection structure for a float device, which makes assembly and disassembly much easier.

[0005]

Means for Solving the Problems The present invention (claim 1) provides:
A pair of hinge female portions fixed to the side surface of one flat rectangular float unit at predetermined intervals and coupled to the hinge female portion fixed to the side surface of another flat rectangular float unit facing the side surface A pair of hinge male parts, and a pair of hinge male parts are disposed between the pair of hinge male parts, one end is connected to one of the hinge male parts, and the other end is connected to the other hinge male part via fixing means. An intermediate member for preventing the hinge male and female portions from coming off and closing the gap between the two float units.

[0006] In such a configuration, the two float units are arranged in a sun-shape on a horizontal plane, and adjacent side surfaces are connected by a pair of hinge male and female parts. By this hinge connection, the two float units are connected so as to be rotatable by a predetermined angle. The intermediate member is disposed between the pair of male and female hinge portions to prevent the hinge from coming off, and
A gap formed by the interposition of the hinge male and female parts between the float units is closed.

In the present invention (claim 2), the float unit comprises a float body, and a frame constituting a quadrangular frame disposed in a groove formed on a side surface of the float body. The part and the hinge male part are fixed to the frame. In such a configuration, the frame is located in the groove on the side surface of the float and is joined and integrated. The two float units are firmly connected by the connection of the hinge male and female parts fixed to the frame.

In the present invention (claim 3), the upper and lower portions of the hinge male and female portions and the intermediate member are made to coincide with the surface of the float unit. In such a configuration, there is no groove or step in the gap generated by the interposition of the hinge between the float units, and there is no risk of hindering walking.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of a float device formed by joining two floats, and FIGS. 2 and 3 are cross-sectional views showing the structure of a connecting portion for connecting the floats.
FIG. 4 is an exploded perspective view showing how the float unit is connected. In these figures, reference numeral 1 denotes a flat rectangular float main body, which is formed of a foam such as polystyrene foam, urethane foam, or polyethylene foam.
Reference numeral 2 denotes a metal-made, for example, aluminum-made, rectangular frame mounted on the peripheral surface of the float main body 1 in a frame shape. The frame 2 has a hollow body structure as shown in FIG. 3, and is fitted and fixed in a concave groove 3 (see FIG. 3) formed on the peripheral surface of the float body 1. Thus, the frame 2 is integrated with the float body 1. In this case, the entire float body 1 is not uniformly formed of one type of foam material, but the upper surface of the float is formed of a foam material having a low expansion ratio, and the lower part thereof is formed of a foam material having a high expansion ratio. A structure formed by For example, up to a portion at a certain depth from the surface of the float main body 1, a surface layer of, for example, 30 mm thick formed of styrene foam having a foaming ratio of 20 times is formed, and a lower portion thereof is formed of styrene foam having a foaming ratio of 50 times. It is as a main body layer. The surface of the surface layer may be further coated with urethane or FRP for reinforcement.

The above two float units 1
In U and 1U, as shown in FIG. 4, a pair of hinge female portions 5 and 5 are fixedly attached to one of the float units 1U at a predetermined interval on the joint side surface 4, and the other float unit 1U is fixed to the other float unit 1U. A pair of hinge male portions 6, 6 connected to the above-mentioned hinge female portions 5, 5 have opposite connection side surfaces 7, respectively.
Similarly, they are attached and fixed at predetermined intervals. The positions of the hinge male and female parts 5, 6 are adjusted and set so that the upper ends thereof coincide with the surface of the float main body 1, and are fixed to the frame 2 by bolts 9 as shown in FIG. Thus, the two float units 1U, 1U are firmly connected by the connection of the male and female hinge portions 5, 6 fixed to the frame 2. Further, since the hinge male and female parts 5 and 6 do not protrude from the float surface, there is no hindrance to human walking on the float, installation of objects, and the like.

The male hinge portions 6 and 6 have connecting shaft portions 8 and 8, respectively.
Can be fitted and connected to the cylindrical bearing portions 11, 11. Here, one (left side in FIG. 2) hinge male portion 6
As shown in FIG. 2, the connecting shaft portion 8 is formed slightly longer so as to come out of the bearing portion 11 of the hinge female portion 5, and has a fixing hole at the tip end thereof for fixing a bolt 12 described later. 13 are provided.

Reference numeral 14 is provided between the female and female hinge portions 5 and 6, and the male and female hinge portions 6 and 6 inserted into the female and female hinge portions 5 and 5 are provided.
So that the connecting shafts 8, 8 of the hinges do not come off.
It is a cylindrical intermediate member that connects the members to prevent the male and female hinge portions 5, 6 from coming off. The intermediate member 14 is attached and fixed to one hinge male part 6 by a rubber rod 15. Here, the rubber rod 15 is attached and fixed in advance to the base 6a of one of the hinge male parts 6, so that the rubber rod part protruding outside the rubber rod 15 is provided with a hollow port at one end of the intermediate member 14. By inserting 14b,
The intermediate member 14 can be attached to one hinge male part 6. The intermediate member 14 thus attached by the rubber rod 15 can be rotated in the direction of arrow a (FIG. 4) by bending the rubber rod 15. This allows the other end of the intermediate member 14 to move freely, which facilitates engagement and connection with the connecting shaft 8 of the other male hinge 6 as described later.

Further, the mounting position of the intermediate member 14 is adjusted so that the upper end thereof coincides with the float surface. Therefore, even if the male and female hinge parts 5, 6 and the intermediate member 14 for connecting these float units 1U, 1U are provided, the float unit 1
There is no groove or step in the gap between U and 1U, and the upper surface of the float device 10 is substantially flat.

Numeral 16 is a semicircular connecting piece formed at the end of the other end of the intermediate member 14, and is engaged so as to cover the end of the connecting shaft 8 of the other male hinge 6. Reference numeral 12 denotes a bolt for fixing the connection piece 16 to the male hinge 6.
Reference numeral 18 denotes a mounting hole for the bolt 12 provided on the connection piece 16. In this way, the intermediate member 14 having one end fixed to the one hinge male part 6 is attached to the other hinge male part 6 by the bolt 1.
By being connected and fixed by the fixing means such as 2, the hinge male and female parts 5, 6 are prevented from falling off.

The two float units 1U and 1U have the above-described configuration. Next, a method of connecting them will be described. As shown in FIG. 4, the two float units 1U and 1U are floating in water or flat. On the ground, the hinge male portions 6, 6 of one float unit 1U are connected to the hinge female portions 5, 5 of the other float unit 1U, and the connecting shaft portion 8.8.
Insert. Next, the intermediate member 14 is arranged and fitted between the hinges 5 and 6. That is, one end of the intermediate portion 14 is fitted and fixed to the rubber rod 15, and the other end of the intermediate portion 14 engages the connection piece 16 with the connecting shaft 8 of the other male hinge 6, and the engaged portion is connected to the bolt 12. And secure with screws.

As a result, the left and right hinges 5 and 6 are secured by the intermediate member 14 so that the connecting shafts 8 and 8 do not come off.
U and 1U are fixedly connected. In addition, since the two float units 1U, 1U are rotatable by a predetermined angle by the male and female hinges 5, 6, they are swung by the wave and are not affected by the wave, and the damage is reduced. You. Also,
The gap between the hinges 5 and 6 provided at a predetermined distance by the intermediate member 14 is closed, so that when the two float units 1U and 1U are combined, the float device 10
There are no grooves or steps on the surface of the car that could compromise walking.

In this way, by forming hinge portions on opposite sides of the float unit 1U, it is possible to connect a plurality of float units 1U in series.

Here, as an example of the size of the float unit 1U, when the length and width are each 2 m and the thickness is 16 cm, the weight is about 50 kg. As shown in FIG. 1, a pair of openings 19, 19 are provided on the outer surface of the frame 2, and can be lifted by putting a hand in it.

In the float device having the above-described structure, the height of the freeboard can be set to about 10 cm or more. This is extremely low as compared to a normal floating pier, and is suitable as a boat dock for rowing. That is, a shell boat for rowing competition has a rigger tip height of more than 10 cm above the water surface, so that it cannot hit the pier on a general pier and freely get on and off. Can be performed without any trouble.

[0021]

As described above, according to the first aspect of the present invention, a pair of male hinge portions provided on one side surface of the two float units and a female hinge portion provided on the other adjacent side surface are provided. And the male and female hinges are connected and fixed by an intermediate member provided between the two hinges to prevent the male and female hinges from slipping off. Can be combined with a simple operation. Further, since the two float units are rotatably connected to each other by a predetermined angle, the float units are hardly affected by the wave motion and the damage can be reduced.

Further, since the intermediate member not only functions to prevent the hinge from coming off but also closes the gap between the hinges, there is no groove or recess at the seam of the float device, and the upper surface of the float device is flat. It does not hinder people's walking and installation of objects.

According to the second aspect of the present invention, since the male and female hinge portions are fixed to the frame fixed to the grooves on the peripheral surface of the float main body and are rigid, the two float units are firmly fixed by the male and female hinge portions. Can be combined.

According to the third aspect of the invention, since the upper and lower portions of the hinge male and female portions and the intermediate member forming the stopper are provided so as to coincide with the surface of the float, a groove or a step between the float units can be prevented. In addition, there is no hindrance to walking and no restriction on the installation of objects, and the float device is easy to use.

[Brief description of the drawings]

FIG. 1 is a perspective view of a float device formed by jointing two floats.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG.

FIG. 4 is an exploded perspective view showing an aspect of joining two floats.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Float body 1U Float unit 2 Frame 3 Concave part 4 Side surface 5 Hinge female part 6 Hinge male part 7 Side surface 8 Connecting shaft part 9, 9 bolt 10 Float device 12 Fixing means 14 Intermediate member 15 Rubber rod 16 Connection piece

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroshi Kono 1-8 Yokokawa Shinmachi, Nishi-ku, Hiroshima City, Hiroshima Pref. (72) Inventor Hideki 1-8 Yokokawa Shinmachi, Nishi-ku, Hiroshima City, Hiroshima Pref. F-term (reference) 2D059 BB11 BB15 GG02 GG55

Claims (3)

[Claims] 1. A pair of hinge female portions fixed to a side surface of one flat rectangular float unit at a predetermined interval, and a pair of hinge female portions fixed to a side surface of another flat rectangular float unit opposed to the side surface. A pair of hinge male portions coupled to the hinge female portion, and disposed between the pair of hinge male portions, one end is connected to one of the hinge male portions, and the other end is connected to the other hinge male portion via fixing means. And a middle member for closing the gap between the two float units while preventing the hinge male and female parts from coming off. 2. The float unit comprises a float main body and a frame constituting a rectangular frame disposed in a groove formed on a side surface of the float main body, wherein the female hinge part and the male hinge part have the above-mentioned structure. The connecting structure for a float device according to claim 1, wherein the structure is fixed to a frame. 3. The connection structure for a float device according to claim 1, wherein the upper and lower ends of the hinge male and female portions and the intermediate member are made to coincide with the surface of the float unit.