JPH0671919B2 - Turn buoy for boat racing - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a turn buoy for racing, which is arranged at a turning point of a boat such as a motor boat in a boat race.

[0002]

2. Description of the Related Art A typical prior art is, for example, Jitsuko Sho5.
No. 8-48958. In this prior art, the upper float and the lower float are integrally connected below the conical cap, and the space inside the conical cap and the space inside the upper and lower floats are partitioned, so that the space inside the conical cap is closed. is doing.

[0003]

In such a prior art, when a boat for boat racing such as a motor boat collides with and is damaged by the conical cap and the upper and lower floats, air in each space leaks out. This will cause this buoy to sink into the water. Further, in this prior art, since the conical cap and the two upper and lower floats are integrally formed, they cannot be removed from each other, and even if only a part of each float or the conical cap is damaged, Need to be replaced.

Yet another problem with this prior art is that the conical cap and each float must be filled with air at high pressure to increase the outer diameter, thereby obtaining the desired buoyancy and predetermined shape. The conical cap and the outer peripheral portion of each float are hardened by the high-pressure air filled inside, and the boat is damaged when it collides with it. Further, since the lower float has a flat lower surface, there is a problem that it is difficult to easily return to a substantially vertical state when the boat for racing is tilted by the impact force at the time of collision.

Further, another problem of this prior art is that when the air is damaged, the air in the internal space leaks, the outer peripheral portion is deformed, and when repairing is completed and air is filled again, the air expands and becomes tense. Deform. Due to such deformation of the outer peripheral portion, the paint applied to the outer peripheral surface is peeled off.

Therefore, an object of the present invention is to solve the above-mentioned technical problems, to prevent a ship from sinking easily even if it collides, and to easily disassemble only a damaged portion for quick repair. It is to provide a turn buoy for boat racing that can be performed.

Another object of the present invention is to absorb the impact force of a ship even if it collides, to minimize damage to the ship, and to make the ship almost vertical even if it leans due to the collision. It is to provide a turn buoy for a boat race that can return to a normal state.

[0008]

According to the present invention, there is provided a conical cap made of an elastic material having a space communicating with the outside through a bottom, and a foamed synthetic resin material disposed below the conical cap. A core body which is arranged below the upper float, and which is arranged below the upper float and which is composed of a foamed synthetic resin material, and the conical cap, the upper float and the lower float, which are detachably connected in this order up and down. A turn buoy for boat racing, including and.

Further, according to the present invention, the upper float and the lower float are each provided with an annular cushioning member on each outer peripheral portion thereof having elasticity such that the ship is not damaged when the ship collides. And

Further, the present invention is characterized in that an auxiliary member whose lower surface forms a part of a spherical surface is provided below the lower float.

[0011]

According to the first aspect of the present invention, the upper float is arranged below the conical cap, the lower float is arranged below the upper float, and the conical cap, the upper float and the lower float are provided with the core body. Are linked in this order. Since the core body is detachably attached to the conical cap, the upper float and the lower float, even if any one of the conical cap, the upper float and the lower float is damaged by a collision of a ship or the like, it is easily disassembled. Only the damaged part can be repaired or replaced. Further, since the conical cap has a space communicating with the outside through the bottom, and the upper float and the lower float are made of a foam synthetic resin material, they are filled with air as described in connection with the prior art. It is not necessary and there is no danger of sinking into water if damaged. Moreover, unlike the prior art, the paint applied to the surface is not peeled off due to the change of the surface shape due to the leakage or filling of air due to the damage.

According to the second aspect of the present invention, since the upper and lower floats are provided with the cushioning members respectively, there is no possibility of damaging the ship even if the ship collides.

According to the third aspect of the present invention, since the auxiliary member is provided below the lower float, even if the vessel falls over due to a collision of the boat, the conical cap can be easily brought to the uppermost position in a substantially vertical posture. Can be restored.

[0014]

1 is a sectional view of an embodiment of the present invention, and FIG. 2 is an exploded perspective view of the embodiment shown in FIG. The turn buoy 1 for boat racing is basically composed of a conical cone cap 3 having a space 2 communicating with the outside through a bottom, an annular upper float 4 arranged below the conical cap 3, and an upper float 4. An annular lower float 5 arranged below, and a lower surface 6 arranged below the lower float 5 and forming a part of a spherical surface.
And an annular auxiliary member 7 having the upper and lower floats 4,
A core body 10 for removably connecting the conical cap 3, the upper float 4, the lower float 5 and the auxiliary member 7 in this order to the cushioning members 8 and 9 provided on the outer peripheral portions of 5 respectively.
Including and

The turn buoy 1 is floated on the water surface 11 and is moored at a fixed position by a cord 12 such as a chain.

The conical cap 3 has a truncated cone-shaped conical shell portion 15 made of an elastic material such as neo-sponge, a wooden top 16 fixed to the tip of the conical shell portion 15, and the conical shell. A wooden bottom portion 17 fixed to the lower end portion of the portion 15 over the entire circumference in the circumferential direction by using, for example, an adhesive. Such a conical cap 3 is provided in the vicinity of the upper end of the shaft rod 18 of the core body 10 with respect to the axis line of the shaft body 18 with the upper float 4, the lower float 5 and the auxiliary member 7 attached to the core body 10. As shown in FIG. 3, a vertical and one vertical diametrically projecting locking piece 19 is inserted into the space 2 through a fitting hole 20 extending diametrically from the central axis of the bottom portion 17, In this state, the conical cap 3 is angularly displaced by about 90 degrees about its axis, so that the bolt insertion hole 21 formed in the bottom portion 17 is inserted into the core body 1.
0 is arranged immediately above the bolt 22 and is 9 around the axis of the shaft 18 with respect to the locking piece 19.
The fitting hole 20 faces directly above the pair of locking plates 23 fixed at 0 ° positions differently, and in this state, the fitting hole 20 is pressed or dropped in the direction close to the upper float 4, The bolts 22 are fitted into the bolt insertion holes 21, respectively, and the locking plates 23 are fitted into the fitting holes 20, respectively, and positioned. Therefore, the bolt insertion hole 21 is formed symmetrically (4 in this embodiment) with respect to the central axis of the conical cap 3, and the bolt 22 is symmetrical with respect to the central axis of the core body 10 (4 in this embodiment). It is provided in. Between the bottom 17 of the conical cap 3 and the upper float 4, two FRP seat plates 60, 61 are provided.
Is interposed to support the conical cap 3 on the upper float 4.

In this state, the upper and lower floats 4, 5, the auxiliary member 7 and the conical cap 3 are mounted and assembled by the core body 10 in this manner, and then the conical cap 3 is assembled.
And the outer peripheral surfaces of the upper and lower floats 4, 5 as shown in FIG.
As shown in FIG. 5, red (shaded) and white fluorescent paint are alternately applied to each of the eight divided regions R and W. It is stipulated that these red or white regions R and W should be divided into eight equal parts from the apex by the boat racing method and be applied alternately with the red paint and the white paint as described above.

FIG. 5 is a plan view of the upper float 4. Referring also to FIG. 1, the upper float 4 has an annular main body 24 made of a foamed synthetic resin material with closed cells, and surface layers 25, 26 made of waterproof canvas adhered to the upper and lower surfaces of the main body 24. And a protective layer 27 made of, for example, FRP adhered to the outer peripheral surface of the main body 24. The buffer member 8 is bonded to the protective layer 27. The cushioning member 8 has a cushioning portion 28 having a semicircular cross section made of a foamed synthetic resin material having closed cells, and a cover portion 29 such as a waterproof canvas adhered to the outer peripheral surface of the cushioning portion 28. . A rectangular insertion hole 30 through which the core 10 is inserted is formed in the center of the main body 24 in the thickness direction thereof. Since the insertion hole 30 is rectangular in this way, there is no risk of the upper float 4 being angularly displaced with respect to the core body 10, and the positioning can be reliably performed.

FIG. 6 is a plan view of the lower float 5. Referring also to FIG. 1, the lower float 5 includes an annular main body 32 made of a foamed synthetic resin material having closed cells, and surface layers 33, 34 made of waterproof canvas adhered to the upper and lower surfaces of the main body 32. And a protective layer 3 made of an elastic material such as FRP adhered to the outer peripheral surface of the main body 32.
5 and. The cushioning member 9 adhered to the protective layer 35 is
It has a cushioning part 36 made of a closed-cell foaming synthetic resin material, and a cover part 37 made of canvas or the like that is adhered to the outer peripheral surface of the cushioning part 36 and is waterproofed. The lower float 5 has a larger diameter than the upper float 4, and an insertion hole 38 having the same shape as the insertion hole 30 formed in the upper float 4 is formed in the center thereof.

FIG. 7 is a plan view of the auxiliary member 7. Figure 1
Referring also to, the auxiliary member 7 includes a main body 41 made of a closed-cell foam synthetic resin material, a surface layer 42 made of waterproof canvas adhered to the upper surface of the main body 41, and a part of the spherical surface. And a protective layer 43 adhered to the main body 41 so as to form the lower surface 6 formed. Such an auxiliary member 7
A rectangular insertion hole 44 into which the core body 10 is partially fitted is formed in the center of, and a fitting recess 45 wider than the insertion hole 44 is formed in the lower part.

FIG. 8 is a front view of the core body 10, FIG. 9 is a side view of a part of the core body 10 seen from the side of the upper part of the core body 10, and FIG. 10 is a top view of FIG. It is the top view seen.
The core body 10 is made of stainless steel, and has a cylindrical body 47 that is inserted into the insertion holes 30, 38, and 44 and has a rectangular cross section perpendicular to the axis. End plates are provided at both ends in the longitudinal direction of the cylindrical body 47. Four
8,49 are fixed by welding. The bolts 22 are fixed to the four corners of the cylindrical body 47 by welding, and the locking plates 23 are fixed by welding over the end plate 48 and the shaft rod 18. This shaft rod 18
It is provided so as to project from both ends coaxially with the central axis of the cylindrical body 47, and has the end plate 49 at the lower end as shown in FIG.
A plurality of bolts (4 in the present embodiment) 50 are fixed to each other by welding. At the lower end of the shaft rod 18, the cord 12
The mooring ring 51 around which is wound is fixed.

A disc-shaped support plate 52 extending in the direction perpendicular to the axis is fixed to the cylindrical body 47. The support plate 52 is fitted between the lower float 5 and the auxiliary member 7,
It fits in the recess 53 formed in the auxiliary member 7. A metal mounting plate 54, which serves as a weight and is fitted in the fitting recess 45 of the auxiliary member 7, is attached to the bolt 50 using a nut 55, and the auxiliary member 7 forms a support plate 52 and a mounting plate 54. Sandwiched by. Thus, the lower float 5 and the upper float 4 are mounted in this order on the auxiliary member 7 to which the core body 10 is fixed, and then the conical cap 3 is mounted as described above. Accordingly, even if any of the conical cap 3, the upper float 4, and the lower float 5 is damaged, the conical cap 3 can be easily disassembled and only the damaged member can be repaired or replaced, and repair work is easy. Moreover, since the cushioning members 8 and 9 are provided on the upper and lower floats 4 and 5, respectively, even if the ship collides, there is no possibility that the ship will be seriously damaged. Moreover, since it is not configured to be inflated by being filled with air or the like, there is no risk of air leaking and sinking below the water surface due to the collision of the ship, and it is possible to ensure that it is floated above the water surface. Moreover, the auxiliary member 7
Since the lower surface 6 of the is formed so as to form a part of a spherical surface, even if the turn buoy 1 falls due to a collision of a ship, it can be easily returned in a substantially vertical direction.

[0023]

According to the present invention as set forth in claim 1, since the conical cap, the upper float and the lower float are detachably connected by the core, only the damaged member can be removed for easy repair. Eliminates the need to replace all parts. Further, since it is not configured to be filled with air unlike the prior art, even if it is damaged, there is no possibility of sinking under the water surface and it can be maintained in a floating state.

According to the second aspect of the present invention, the upper float and the lower float are provided with cushioning members, so that when a ship collides, the impact force is mitigated and damage to the ship is possible. It can be minimized.

According to the third aspect of the present invention, since the lower surface of the auxiliary member is formed so as to form a part of a spherical surface, even if a vessel or the like collides and falls, the auxiliary member can easily assume a substantially vertical posture. Can be restored.

[Brief description of drawings]

FIG. 1 is a sectional view of an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the embodiment shown in FIG.

FIG. 3 is a bottom view of the conical cap 3.

FIG. 4 is a plan view of the turn buoy 1.

5 is a plan view of the upper float 4. FIG.

FIG. 6 is a plan view of the lower float 5.

FIG. 7 is a plan view of an auxiliary member 7.

8 is a front view of the core body 10. FIG.

9 is a side view of the vicinity of the upper portion of the core body 10. FIG.

FIG. 10 is a plan view seen from above in FIG.

FIG. 11 is a bottom view seen from below in FIG.

[Explanation of symbols]

 1 turn buoy 2 space 3 conical cap 4 upper float 5 lower float 6 lower surface 7 auxiliary member 8, 9 cushioning member 10 core

Claims (3)

[Claims] 1. A conical cap made of an elastic material having a space communicating with the outside through a bottom portion, an annular upper float arranged below the conical cap and made of a foamed synthetic resin material, and an upper part. An annular lower float made of foamed synthetic resin material, which is disposed below the float, and a core body that detachably connects the conical cap, the upper float, and the lower float in this order in the vertical direction. Turn buoy for boat racing. 2. The upper float and the lower float include:
The turnbuoy for boat racing according to claim 1, wherein each of the outer peripheral portions is provided with an annular cushioning member having elasticity to such an extent that the ship is not damaged when the ship collides. 3. The boat buoy according to claim 1, wherein an auxiliary member whose lower surface forms a part of a spherical surface is provided below the lower float.