JPH068879A - Patrol boat - Google Patents

Abstract

PURPOSE:To obtain a patrol boat which possesses the excellent lateral stability of the boat and facilitates the work for pulling up a person on the sea to the boat. CONSTITUTION:As for a catamaran vessel, each jet propulsion machine 6 is installed inside the stern parts of the left and right trunk bodies 2, and at the connection part between both the trunk bodies 2, a seat part 3 is formed at the rear part, and a driver's seat is formed on the front side, and the floor of the seat part 3 is opened to a stern, and the water introducing part of the jet propulsion machine 6 is formed on the bottom plates of both the trunk bodies, and a water injection port 60 is opened at the stern edge. Further, the floor of the seat part 3 is installed at the position lower than the upper surfaces of both the trunk bodies 2, and consists of a fixed floor 31 on the front side and a turning floor 32 on the rear side, and the turning floor 32 is constituted so as to be turnable around the axis in the vessel width direction at the front edge part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a patrol boat that sails over water at high speed to rescue people on the water.

[0002]

2. Description of the Related Art Conventionally, an ordinary motor boat has been used as a small patrol boat that sails on the sea for the purpose of salvage.

[0003]

Conventional motor boats conventionally used as patrol boats have excellent sailing speed and acceleration characteristics, and therefore travel between the rescue site and the ship or a predetermined quay. However, due to the high freeboard of the hull, it is difficult to perform work such as pulling a person on the water on the boat, and the lateral stability of the boat is not sufficient, so the work of rescue work There is a problem of poor sex.

The present invention has been made in order to solve the above-mentioned conventional drawbacks, and the patrol boat is excellent in lateral stability of the boat and can easily carry out the work of pulling a person at sea on the boat. It is intended to provide.

[0005]

SUMMARY OF THE INVENTION The present invention is a boat provided with a fuselage projecting below the bottom of the hull on both left and right sides of the hull, and jet propulsion machines are installed inside the stern parts of the left and right fuselage, respectively. The boarding section is formed in the rear part and the driver's seat is formed in the front part of the connecting part between the fuselage, and the floor of the boarding part is open to the stern.

It is preferable that the water inlet of the jet propulsion device is formed in the bottom plates of both bodies, and the water injection port is opened at the stern end.

Further, it is preferable that the floor of the boarding section is formed so as to be slanted so that the rear end thereof becomes lower toward the rear, and that the floor of the boarding section is installed at a position lower than the upper surfaces of the two bodies.

The floor of the boarding section may be composed of a fixed floor on the front side and a rotating floor on the rear side, and the rotating floor may be configured to be rotatable around its axis in the ship width direction at its front end portion.

Further, a lifting means for lifting a person on the water is provided at the stern part, and the lifting means is a gate-shaped member installed over both torso and a rescue member attached to the upper part of the gate-shaped member. You may employ | adopt the structure provided with the sheave which a rope is spanned over. Further, it may be configured such that a locking stretcher for a floating stretcher is formed in the boarding section, and the floating stretcher is detachably attached to the boarding section by the locking unit.

[0010]

With the above structure, the boat is provided with the fuselage projecting below the bottom of the boat on the left and right sides of the hull, and the boat is provided between the two fuselage and is open to the stern. Therefore, the lateral stability is excellent. A person on the sea can be easily pulled up to this boarding section, and this work can be performed stably. Also, by installing the jet propulsion device so that it does not protrude from the fuselage, it is safe for people at sea, and by providing a rotating floor at the rear end, it is possible to make the work of lifting people easier. Further, by providing the pulling means, the pulling work can be performed easily and quickly. Furthermore, by providing a floating stretcher, a person on the water can be towed on the floating stretcher or towed to the boarding section.

[0011]

1 to 5, a patrol boat 1 is formed into a catamaran type by both bodies 2 and a bottom plate 19 connecting them to each other, that is, the left and right sides are provided with a body protruding below the bottom of the ship. Jet propulsion devices 6 are installed inside the stern parts of the left and right fuselage 2,
An engine 61 is arranged on the front side, and a battery 62 is installed on the front side. The insides of both bodies 2 are filled with a plastic foam body 20 so that the buoyancy will not be lost even if the body 2 is flooded. Between the two bodies 2, a boarding section 3 is formed in the rear part, and a driver's seat 4 is formed in the front side thereof, and an operating handle 40 is installed in the driver's seat 4. A storage case 7 for storing emergency equipment is formed on the front side of the operation handle 40, a fuel tank 67 is installed on the front side thereof, and the storage case 7 can be opened and closed by a cover 70.
Is covered with.

The floor of the boarding section 3 comprises a fixed floor 31 on the front side and a rotating floor 32 on the rear side. The periphery of the boarding section 3 is surrounded by a front wall 39 and both side walls 29, and the rear end portion is It is open to the stern. Further, the fixed floor 31 is provided with an inspection port 33, and the inspection port 33 is provided with an openable / closable lid, and a person on board can insert his / her hand through the inspection port 33 to introduce water for a jet propulsion machine, which will be described later. Algae and the like attached to the mouth 66 can be removed.

Incidentally, the floor of the boarding section 3 may be formed as a fixed floor as a whole by inclining so that the rear end thereof becomes lower toward the rear without providing the above-mentioned rotating floor.

The jet propulsion device 6 is housed in both bodies 2, and its water inlet 66 is formed in the bottom plate of both bodies 2.
The water injection port 60 is opened at the stern end so that the jet propulsion device 6 does not project outside the bottom of the ship.

Further, pulling means 5 is installed in the stern part so as to straddle both the fuselage 2, and the pulling means 5 connects between the leg portions 51 installed on the deck 28 of both the fuselage 2 and the upper end portions of the both leg portions 51. The horizontal member 52 and a sheave 50 attached to the lower side of the central portion of the horizontal member 52. The rescue rope 54 is hung on the sheave 50. A navigation light or a rescue light may be attached to the pulling means 5.

As shown in FIG. 6, a recess is formed in the bow between the two bodies 2, and a grating plate 11 is attached to the edge 12 of the recess by means of a screw or the like. The grating plate 11 softens the impact by passing a part of water when a wave is received during traveling, and when the person 100 on board rescues the person 10 at sea as shown in FIG. It is available as a step.

As shown in FIGS. 7 and 8, the rotating floor 32 is shown.
Is connected to the fixed floor 31 at its front end by a hinge 34, and is thereby rotatable about a shaft 36 in the ship width direction. Also, locking pins 3 are provided on both sides of the rotating floor 32.
5 is attached to the side so that it can be retracted sideways, and a plurality of locking holes 25 into which the locking pins 35 are fitted are formed at appropriate intervals on the inner surface of the body 2 on the movement locus of the locking pins 35. Has been done. Therefore, the locking pin 35 is properly connected to the locking hole 2
By inserting the rotary floor 32 in the position 5, the rotary floor 32 can be maintained in a desired inclined posture.

10 to 13 show an example of a floating stretcher,
The floating stretcher 8 has a pair of support rods 81 and a connecting rod 8 that keeps the support rods 81 at a constant interval by connecting the support rods 81 to each other via connecting members 88 near both ends of the support rods 81.
2 and a net 83 stretched between the support rods 81, and grip portions 810 are formed at both ends of the support rod 81. The connecting rod 82 is detachably attached to the connecting member 88 with a nut 820. A floating body 85 is attached to the support rod 81. The floating body 85 is formed of a plastic foam or the like, a through hole is formed in the center, and the support rod 81 is inserted through the through hole to attach the floating body. ing. A floating body 84 for mounting a person's head is attached near one end of the net 83, and the floating body 84 is locked to the net 83 by a locking means 840 such as a magic fastener. Further, a weight (not shown) is attached to the central portion of the net 83 to prevent the central portion of the net 83 from floating so that a person can be easily placed on the net 83. Further, a locking means 37 opening upward is provided at the front part of the side wall 29 of the boarding section 3, and as shown in FIG.
The floating stretcher 8 is accommodated in the embarkation section 3 by detachably locking the support rod 81 of the floating stretcher 8 with respect to 7.

Then, as shown in FIG. 10, the rope 55 is towed on the surface of the water, and as shown in FIG. 15, the person 10 is towed to a predetermined place with the person 10 placed thereon, or the person is put on the rope 55. The floating stretcher 8 is pulled up on the boarding section 3. In this way, with the person 10 placed on the float stretcher 8, sufficient buoyancy is exerted, and the face of the person 10 floats above the water surface. Further, as shown in FIG. 14, the floating stretcher 8 may be hoisted by a rope 55.

In the above structure, the person 100 on board operates the operating handle 40 in the driver's seat 4 to drive the jet propulsion device 6 to drive the patrol boat 1. At the rescue site, as shown in FIG.
00 pulls the person 10 under the sea from the bow, or pulls the person 10 onto the embarkation section 3 using the rope 54 that is hung from the stern on the sheave 50. Further, the floating stretcher 8 stored in the embarkation section 3 is taken out to the sea, and a person 10 in the sea is scooped up by the floating stretcher 8, and as shown in FIG. 15, the person 10 is put on the embarkation section 3 while being lifted. You may At this time, the boarding section 3 is set at a low position, and at the rear end thereof, the rotating floor 32 inclines downward and extends to the vicinity of the water surface 90. It can be pulled up easily. Then, after the person 10 is placed on the fixed floor 31, the rotating floor 32 may be rotated to incline the rear end portion upward.

Since the floor of the boarding section 3 is installed at a low position, the person 1 on board without the pulling means 5 provided.
00 may directly raise the person 10 at sea. When the floating stretcher 8 is used, the fixed floor 31 and the rotating floor 32 that form the floor of the embarkation section 3 may be eliminated and the floating stretcher 8 may form the floor of the embarkation section 3.

When the body temperature of the rescued person 10 falls and hot water is required, the cooling water for the engine 61 is heated by the engine 61 to become hot water. The boarding section 3 can also be used as a bath by supplying it as a shower to the top or by accumulating it in the boarding section 3 (by raising the rear end of the rotating floor 32).

Further, in the rescue work, a large force is applied to the sheave 5 at a high position. However, since the patrol boat 1 is a catamaran boat, the stability against rolling is very excellent, and therefore the work is performed. It has the advantage of being easy to do. Further, since the jet propulsion device 6 does not project outside the hull, it is safe for the person 10 at sea, and the patrol boat 1 can also safely sail in shallow water at high speed.

In the above embodiment, only the so-called catamaran type having the left and right bodies 2 is exemplified.
The present invention is also applicable to a so-called trimaran type in which a body for which buoyancy-generating portions project on the left and right sides of the hull is provided below the bottom of the hull.

[0025]

As described above, according to the present invention, the boat is provided with the fuselage protruding to the lower part of the bottom of the hull on the left and right sides of the hull, and the embarkation section formed between the two fuselage and open to the stern is provided. Because of the provision, the lateral stability is excellent, and a person at sea can be easily pulled up to the boarding section, and this work can be stably performed. Also, by installing the jet propulsion device so that it does not protrude from the fuselage, it is safe for people at sea, and by providing a rotating floor at the rear end, it is possible to make the work of lifting people easier. Further, by providing the pulling means, the pulling work can be performed easily and quickly. Furthermore, by providing a floating stretcher, a person on the water can be towed on the floating stretcher or towed to the boarding section.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view showing an embodiment of the present invention.

FIG. 2 is a plan layout view of the inside of a patrol boat.

FIG. 3 is a rear view of FIG. 1.

FIG. 4 is a side view of the inside of a patrol boat.

FIG. 5 is a perspective view of the bottom surface of the patrol boat.

FIG. 6 is a perspective view of the lower surface of the bow of the patrol boat.

FIG. 7 is a central longitudinal cross-sectional view of the rear part of the embarkation section.

FIG. 8 is a horizontal sectional view of FIG.

FIG. 9 is a rear side view of the patrol boat showing a work situation.

FIG. 10 is a perspective view of a floating stretcher.

FIG. 11 is a plan view of the hull in which the floating stretcher is locked to the embarkation section.

FIG. 12 is an enlarged perspective view of a locking portion of a floating stretcher.

FIG. 13 is an exploded perspective view of a floating stretcher.

FIG. 14 is a perspective view of a floating stretcher in a lifted state.

FIG. 15 is a side view illustrating a state in which a person is placed on a floating stretcher.

[Explanation of symbols]

 1 Patrol boat 2 Body 3 Boarding section 4 Driver's seat 5 Gate 6 Jet propulsion machine 8 Floating stretcher 31 Fixed floor 32 Swiveling floor 37 Locking means for floating stretcher

Claims (7)

[Claims] 1. A boat having a fuselage projecting below the bottom of the hull on both left and right sides of the hull, wherein jet propulsion machines are installed inside the stern parts of the left and right fuselage, and a rear part is provided at a connecting portion between the two fuselage. A patrol boat characterized in that a boarding section and a driver's seat are formed on the front side of the boarding section, and the floor of the boarding section is open to the stern. 2. The patrol boat according to claim 1, wherein the water introduction port of the jet propulsion device is formed in the bottom plates of both bodies, and the water injection port is opened at the stern end. 3. The patrol boat according to claim 1, wherein a floor of the boarding portion is formed so as to be lower at a rear end thereof so as to be lower toward the rear. 4. The patrol boat according to claim 1, wherein the floor of the boarding section is installed at a position lower than the upper surfaces of both bodies. 5. The floor of the boarding section comprises a fixed floor on the front side and a rotary floor on the rear side, and the rotary floor is configured to be rotatable around its axis in the ship width direction at its front end portion. The patrol boat according to claim 1 or 4, characterized in that. 6. The stern part is provided with a pulling means for pulling up a person on the water, and the pulling means is a gate-shaped member installed over both bodies and a rescue member attached to the upper part of the gate-shaped member. 6. The patrol boat according to claim 1 or 5, further comprising: a sheave on which the rope of FIG. 7. The floating stretcher is formed on the boarding section, and the floating stretcher is detachably attached to the boarding section by the locking means.
The listed patrol boat.