JPH0616879Y2 - Small hull structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] In the present invention, a handle is attached to the upper portion of a bulging portion that gradually expands from the bow, and a saddle-type seat is provided on a deck behind the bulging portion. It relates to the hull structure of small planing boats that are formed and used for sports or leisure in coastal waters.

[Conventional technology]

The small planing boat is configured such that an engine mounted in a hermetically-sealed hollow hull drives a propulsion unit at the rear of the bottom of the boat to steer the steering wheel.

As the propulsion unit, a water jet type or a screw type is used, and in the case of the water jet type, steering can be performed by changing the direction of the jet nozzle.

Further, as the steering mechanism, for example, a steering mechanism in which a steering shaft rotatably supported by the bulging portion in a vertically rotatable manner is rotated by the handle and remote control is performed by rotation of the steering shaft.

Such a small planing boat is disclosed in, for example, Shokai Sho 61-16997.
No. etc.

By the way, in this type of small planing boat, the usual disembarkation is carried out on the shore, but when the boat is stopped at sea, the occupants in the water may also climb onto the deck.

Riding from the water is generally carried in from the side of the hull or from behind the hull.

When an occupant in the water gets in from the side of the hull, it is usually done by putting the shins of the legs on the deck fins formed on the edge of the hull (side of the hull) and applying force to the shin Be done.

On the other hand, when an occupant in the water gets in from the rear of the hull, it is usually necessary to grasp a part of the hull with his / her hand in order to pull up his / her body.

[Technical issues to be solved by the device]

However, when boarding from the side of the hull, force may be applied to the shins that are applied to the deck fins that are part of the hard hull, which may cause pain in the legs. Even if there is something that can be grabbed at a certain position, there are no members that can be easily grasped within a range where the user can easily raise the hand, and it may be difficult to climb up and move.

The object of the present invention is to solve the above-mentioned problems of the prior art, and to get up from the side of the hull without pain in the legs,
Another object of the present invention is to provide a hull structure for a small planing boat that can be grasped by raising a hand from the water behind the hull and can further climb while lifting the body.

[Means for solving problems]

According to the present invention, a handle is attached to the upper part of a bulging part that expands in a streamlined manner from the bow, a saddle-type seat is provided at the center of the deck behind the bulging part, and passengers are provided on the left and right of the seat. In the small planing boat in which the step of placing the foot is formed, and further, the deck fins protruding upward are formed on the both side edge edges of the deck outside the left and right steps, the passenger also places the foot in front of the seat. A step is formed to lower the front portions of the deck fins on both sides to form a boarding portion, and a hard bottom plate fitted to the upper part of the boarding portion and a soft member joined to the surface of the bottom plate are formed. A pad made of a cushion material is attached, and a loop formed of a hard cored bar and a soft material of rubber or plastic covering the cored bar and surrounding the rear end of the seat is drawn at the rear part of the seat or the rear part of the deck. By installing the tandem grip that is placed on the hull, it is possible to obtain a hull structure that can easily climb from the water from both the left and right and the rear of the hull while maintaining high speed and maneuverability. Improves boarding required for boats, and at the same time,
It is intended to provide a hull structure of a small planing boat that a passenger on a seat can grab and support the body.

〔Example〕

 Hereinafter, the present invention will be described in detail with reference to the drawings.

FIG. 1 is a left side view of a small planing boat having a hull structure according to the present invention, and FIG. 2 is a plan view of FIG.

1 and 2, the small planing boat has a closed hollow shell hull 11 formed by joining a plastic molded deck 12 and a hull 13, and a protrusion at the center of the latter half of the deck. A saddle-shaped seat 14 is provided on the upper portion of the hood, and a handle 15 is attached to an upper portion of a hood-shaped bulging portion (the first half of the deck) 29 that swells upward in a streamlined manner from the bow (front end). ing.

At the stern of the hull 13 is a water jet propulsion machine 1
6 and the steering nozzle 17 are attached.

The propulsion unit 16 is driven by an engine 18 mounted inside the hull below the seat 14.

The handle 15 is fixed to an upper end of a steering shaft 19 which vertically penetrates through a front half portion (bulging portion) 29 of the deck, and the rotation of the steering shaft 19 is controlled by a control wire or a link mechanism. Is transmitted to the steering nozzle 17.

A fuel tank (not shown) and the like are mounted inside the hood-shaped first half of the hull.

Steps 20, 20, 21 in which the occupant puts his / her feet on both the left and right sides and the front side (between the bulging portion 29) of the seat 14.
Is provided. These steps 20, 20, 21
Rubber plates 26, 26 for preventing slippage are attached on the top.

The rear end of the bulging portion (deck front portion) 29 is closed by a partition wall 28 having an equipment storage portion 27.

Further, deck fins 22 and 22 projecting upward from the step are formed on both side edge portions of the deck outside the left and right steps 20 and 20.

However, as shown in the figure, lowered boarding portions 23, 23 from the water are formed in the front portions of the deck fins 22, 22 on both sides.
Pads 24, 24 are attached to 3 so that the leg does not cause pain even if the shin of the leg is applied to the riding portion and force is applied.

Further, a tandem grip 25 that draws a loop surrounding the rear end of the seat 14 is attached to the rear portion of the seat 14 so that the tandem grip 25 can be climbed up from the water behind the hull.

In the illustrated example, anti-slip rubber plates 26, 26 are attached to the steps 20, 20, 21.

3 is a cross-sectional view of the hull along the line III-III in FIG. 2, and FIG. 4 is a cross-sectional view of the boarding portion 23 and the pad 24 of the deck fin 22 in FIG.

As shown in FIGS. 3 and 4, the pad 24 is
A hard bottom plate 3 that fits and stops on the upper portion of the boarding portion 23.
1 and a soft cushion material 32 fixed to the surface of the bottom plate 31 by adhesion or the like.

The bottom plate 31 is made of, for example, an ABS resin molded product containing glass fiber, and the cushion material 32 has, for example, a hardness of Hs.
It is made of vinyl chloride (PVC) at about 50 °.

Further, a stepped surface 33 for mounting the pad 24 is formed on the upper portion of the boarding portion 23, and the pad 24 has a bottom plate 3
Snap action using the elasticity of 1 (click action)
Alternatively, it is tightly attached to the stepped surface 33 by other means such as direct adhesive coating.

FIG. 5 is an explanatory diagram showing a state in which an occupant in the water gets into the small planing boat described above from the side of the hull.

In FIG. 5, when climbing onto the deck from the side of the hull, grasp the front part of the seat 14 with one hand (right hand), press the step front part 21 with the other hand, and raise the leg (right leg). The shin is put on the pad 24 and the posture shown in the drawing is taken.

Next, an operation is performed in which the body is pulled up from the water onto the deck while exerting strength on the shin.

FIG. 6 is a sectional view of the tandem grip 25 mounting portion taken along the line VI-VI in FIG.

In FIG. 6, a saddle-shaped protrusion 36 is formed in the center of the rear deck, and an opening 3 for inspecting the upper surface of the protrusion 36 is formed.
7 is sealed by a hood 38 that can be opened and closed, and the seat 14 is mounted on the hood 38.

The seat 14 includes a seat bottom plate 41, a seat cushion 42, and a skin 43.

On the other hand, the tandem grip 25 is composed of a cored bar 45 made of an aluminum alloy or the like and a soft material 46 of rubber or plastic covering the cored bar 45.

As shown in FIGS. 1 and 2, the tandem grip 25 is arranged so as to draw a loop surrounding the rear end of the seat 14.

The tandem grip 25 is fixed to the rear portion of the seat 14 or the rear portion of the deck (including the hood 38) by bolting or the like. In the illustrated example, the rear mounting bolts 47, 47 of the seat 14 are used. The hood 38
On the other hand, it is fixed together with the seat bottom plate 41.

FIG. 7 is an explanatory view showing a state in which an occupant in the water is gripped by the tandem grip 25.

As shown in FIGS. 2 and 7, the tandem grip 25 has a loop shape so as to surround the rear end of the seat 14 at substantially the same height position as the seat 14 and leave a space for a finger to enter. The sheet 14 is disposed and fixed at both ends to the side surface of the seat 14.

Thus, as shown in FIG. 7, the tandem grip 25 can be gripped by an underwater occupant by raising his / her hand from the water behind the hull, and the passenger on the seat 14 can
So that you can grasp both hands in the posture that you turned around,
It is arranged.

When an occupant underwater climbs up from the rear of the hull, he / she can get on the deck by raising both hands from the water and grasping the tandem grip 25, and then pulling up the body from the water with his / her strength.

[Effect of device]

As is apparent from the above description, according to the present invention, the handle is attached to the upper portion of the bulging portion that expands in a streamlined manner from the bow, and the saddle type seat is provided at the center of the deck behind the bulging portion. A small planing boat provided with a step for a passenger to put his / her feet on the left and right sides of the seat, and further having deck fins projecting upward on both side edge edges of the deck outside the left and right steps. In the front of the passenger, a step of placing a foot is also formed, and the front portions of the deck fins on both sides are lowered to form a boarding portion, and the boarding portion includes a hard bottom plate fitted to the upper part of the boarding portion. A pad made of a soft cushion material joined to the surface of the bottom plate is attached, and a hard cored bar and a soft material of rubber or plastic covering the cored bar are formed at the rear part of the seat or the rear part of the deck, and The tandem grip is arranged so that it draws a loop that surrounds the rear edge of the seat, so while maintaining high speed and maneuverability, you can easily get out of the water from both the left and right and the rear of the hull. (EN) A hull structure of a small planing boat that can obtain a possible hull structure, improve the boarding property required for a small planing boat, and at the same time support a body by a passenger on a seat.

[Brief description of drawings]

FIG. 1 is a schematic left side view of a small planing boat having a hull structure according to the present invention, FIG. 2 is a schematic plan view of FIG. 1, and FIG. 3 is along line III-III in FIG. FIG. 4 is an enlarged sectional view of the pad in FIG. 3, FIG. 5 is a schematic side view showing a state in which an underwater occupant gets in from the side of the hull, and FIG.
The drawing is a schematic cross-sectional view taken along the line VI-VI in FIG. 1, and FIG. 7 is a schematic side view showing a state in which an occupant underwater boards from the rear of the hull. 11 ... Hull, 12 ... Deck, 14 ... Sheet, 15
…… Handle, 20, 21 …… Step, 22 …… Deck fin, 23 …… Entrance part, 24 …… Pad, 25
...... Tandem grip, 31 …… Bottom plate (pad), 32
…… Cushion material (pad), 45 …… core metal (tandem grip), 46 …… soft material (tandem grip).

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP 62-122897 (JP, A) JP 62-94493 (JP, A) Actual opening 62-146698 (JP, U) Actual opening 61- 165290 (JP, U) Actual public Sho 49-23437 (JP, Y2)

Claims (1)

[Scope of utility model registration request] 1. A handle is attached to an upper portion of a bulging portion that expands in a streamlined manner from a bow, and a saddle-type seat is provided at a central portion of a deck behind the bulging portion. In a small planing boat in which the step of the person placing his feet is formed, and further, the deck fins that project upward are formed at the both side edge edges of the deck on the outside of the left and right steps. Forming a step of lowering the front portions of the deck fins on both sides to form a boarding portion, and a hard bottom plate fitted to the upper part of the boarding portion and a soft member joined to the surface of the bottom plate; A pad made of a cushion material is attached, and a loop formed of a hard cored bar and a soft material of rubber or plastic covering the cored bar and surrounding the rear end of the seat is drawn at the rear part of the seat or the deck. Hull structure of a personal watercraft, characterized in that attaching the tandem grip which is arranged to.