JP6005531B2 - Marine intrusion prevention device - Google Patents

Description

  The present invention relates to a marine vessel intrusion prevention device.

  Conventionally, various ships have been used for various purposes. For example, container ships that transport containers, cement tankers that transport bulk cement, and oil tankers that transport liquid combustibles such as crude oil are known. It has been. For example, Patent Document 1 describes a tanker that is intended to efficiently and safely transport both crude oil and fresh water such as drinking water.

JP-A-2005-14698

  By the way, in the sea area operated by a ship such as a tanker described in Patent Document 1, there is a sea area where intrusion / attack of an intruder such as a pirate into the ship becomes a problem. It is important for a ship operating in such a sea area to be equipped with equipment (intrusion prevention equipment) that prevents pirates from entering the ship. Usually, a pirate enters the ship by hooking an anchor with a rope on a handrail near the ship's shore. Therefore, the intrusion prevention tool for preventing such intrusion is generally provided on the shore side of the ship. On the other hand, the work of installing an intrusion prevention device on the side of the hull is a work that may cause the operator to fall into the sea when installing, so the worker needs to perform the work with great care. Can take a lot of manpower and time.

  Then, this invention makes it a subject to provide the invasion prevention tool for ships which has the safety | security at the time of an installation and good workability | operativity while preventing intruder invasion.

  In order to solve the above-described problems, a marine vessel intrusion prevention device according to the present invention is a marine vessel invasion prevention device that prevents an intruder from entering the marine vessel, and can be disposed so as to project outside the hull of the marine vessel. The intrusion prevention part is attached to a handrail on at least the side of the hull and connects the holding part for holding the intrusion prevention part, the intrusion prevention part and the holding part, and movable along the holding part. A first extending portion extending on the inner side of the hull than the handrail, a second extending portion extending on the outer side of the hull than the handrail, and a first connecting portion connecting the first extending portion and the second extending portion. 3 extending portions, and the first extending portion, the second extending portion, and the third extending portion guide the movement of the connecting portion along the holding portion.

  In this marine vessel intrusion prevention device, since the intrusion prevention portion held by the holding portion can be arranged so as to protrude out of the hull, it is effective for an intruder such as a pirate to invade from the side of the ship. Can be prevented. In addition, the worker attaches the intrusion inhibition part to the first extension part of the holding part via the connection part inside the hull, and moves the connection part together with the intrusion inhibition part to the second extension part through the third extension part. Thus, the intrusion inhibiting part can be arranged on the heel side. In other words, the intrusion prevention portion can be mounted inside the hull with a low possibility of the operator falling or the like, and the intrusion inhibition portion can be arranged so as to project outside the hull. This can improve safety when the intrusion prevention device is equipped. Moreover, since the intrusion prevention device can be safely installed, the labor of the work can be reduced as compared with the conventional case, and the labor and time required for the work can be reduced. That is, the workability when the intrusion prevention device is equipped can be improved.

  Moreover, it is preferable to further include a restricting portion that is detachably provided on the holding portion and restricts the movement of the connecting portion. By providing the restricting portion in the holding portion, the movement range of the connecting portion connecting the intrusion inhibiting portion is restricted, so that the arrangement of the intrusion inhibiting portion can be limited to a certain range, and intruders such as pirates can Intrusion from the heel side can be prevented more effectively.

  In addition, as a configuration that favorably exhibits the above-described effects, specifically, the connecting portion may be configured by an intrusion inhibition unit or may be configured separately from the invasion inhibition unit.

  Moreover, it is preferable that the holding | maintenance part is attached to the handrail so that attachment or detachment is possible. Since the holding unit is detachable from the handrail, for example, the holding unit can be provided only when it is necessary to equip the intrusion prevention unit.

  Moreover, it is preferable that the penetration | invasion inhibition part contains the barbed wire. By including the barbed wire as the intrusion inhibiting part, intruders such as pirates can be effectively prevented from entering.

  ADVANTAGE OF THE INVENTION According to this invention, while preventing an intruder's invasion, the invasion prevention tool for ships which has high safety | security at the time of installation and good workability | operativity can be provided.

It is a sectional side view of the invasion prevention tool for ships which concerns on one Embodiment of this invention. It is a top view of the ship by which the invasion prevention tool for ships shown in FIG. 1 is arrange | positioned. FIG. 3 is a partially enlarged view of FIG. 2. It is a figure which shows 1 process of the attachment of the invasion prevention tool for ships shown in FIG. It is another figure which shows one process of attachment of the invasion prevention tool for ships shown in FIG. It is side sectional drawing of the invasion prevention tool for ships which concerns on a modification. It is a sectional side view of the invasion prevention tool for ships which concerns on another modification. It is a front view of the invasion prevention tool for ships concerning other modifications.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, the same or equivalent elements will be denoted by the same reference numerals, and redundant description will be omitted. Further, the terms “front”, “rear”, “left”, “right”, “upper”, and “lower” are based on the illustrated state and are for convenience.

  1 is a side sectional view of a marine vessel intrusion prevention device according to an embodiment of the present invention, FIG. 2 is a plan view of a marine vessel where the marine vessel invasion prevention device shown in FIG. 1 is arranged, and FIG. 3 is a part of FIG. It is an enlarged view. The marine vessel intrusion prevention tool 1 of the present embodiment is for preventing an intruder such as a pirate from entering the hull 100 of the marine vessel. As shown in FIG. 1, the marine vessel intrusion prevention tool 1 is provided at least on the side portion 110 of the hull 100. In addition, the dredging side part 110 refers to a region in the vicinity of the dredging side 101 in the hull 100.

  The marine vessel intrusion prevention device 1 includes a holding portion 11 attached to the handrail 2 of the shore side portion 110, a connecting portion 12 movable along the holding portion 11, and a barbed wire 13 connected to the connecting portion 12. And a restricting portion 14 that restricts the movement of the connecting portion 12.

  The holding part 11 is a member that holds the barbed wire 13 via the connecting part 12, and is formed of a material having sufficient strength, rigidity, and resistance necessary to hold the barbed wire 13. Further, the holding portion 11 has wear resistance capable of withstanding wear caused by sliding with the connecting portion 12 or the like. For example, the holding part 11 is formed of aluminum, titanium, FRP, plastic, concrete, or the like. Note that a coating material such as an epoxy coating material may be applied to the holding unit 11 as preferable for the countermeasure against salt damage.

  The holding part 11 is permanently installed on the handrail 2 of the heel side part 110. For example, the holding part 11 is fixed to the upper deck of the heel side part 110 by welding or bolting. The holding portion 11 extends straight upward on the inner side of the hull from the handrail 2, extends so as to bend outward from the hull so as to straddle the upper side of the handrail 2, and then extends straight downward on the outer side of the hull than the handrail 2.

  Specifically, the holding unit 11 includes a first extending portion 11 a that stands on the upper deck of the hull 100 and extends in the vertical direction inside the hull 100 than the handrail 2, and the hull 100 outside the hull 100 than the handrail 2. A second extending portion 11b that is erected on the upper deck and extends in the vertical direction, and a third extending portion 11c that connects the first extending portion 11a and the second extending portion 11b.

  The 1st extending part 11a, the 2nd extending part 11b, and the 3rd extending part 11c are arranged near handrail 2, respectively, and here, the predetermined gap which is the extent to which connection part 12 can move is handrail 2 It is provided so that it may be formed between. In the illustrated example, the first extending portion 11a, the second extending portion 11b, and the third extending portion 11c are integrally formed so as to be continuous with each other, but the first extending portion 11a and the second extending portion 11b are formed. Are formed as separate bodies, and these may be connected by a separate third extending portion 11c.

  The first extending portion 11 a and the second extending portion 11 b are rod-like members having a rod-like outer shape whose lower end portions are installed in the hull 100. For example, the first extending portion 11a and the second extending portion 11b can have a cylindrical (round bar) shape, a prismatic shape, a cylindrical (pipe) shape, a rectangular tube shape, or the like. The height of the 1st extending part 11a and the 2nd extending part 11b is made higher than the height of the handrail 2. In addition, a through hole for inserting a regulating portion 14 described later is provided in the lower portion (near the upper deck) of the first extending portion 11a and the second extending portion 11b. The through hole provided in the first extending portion 11a and the through hole provided in the second extending portion 11b have the same hole diameter and are provided at the same height position.

  The third extending portion 11 c is a rod-like member that connects the first extending portion 11 a and the second extending portion 11 b, and extends in the horizontal direction above the handrail 2. Moreover, the connection part with the 1st extending | stretching part 11a and the 2nd extending | stretching part 11b in this 2nd extending | stretching part 11c is made into the curved shape which continues smoothly with these.

  Here, in the holding part 11 of this embodiment, the movement of the connection part 12 along the holding part 11 is guided. That is, the holding portion 11 guides the movement of the connecting portion 12 by the first to third extending portions 11a, 11b, and 11c, and crosses the handrail 2 from the inside of the hull 100 to the outside of the hull 100. It can be moved.

  The connecting portion 12 is a member that connects the barbed wire 13 and the holding portion 11 and is movable along the holding portion 11. The connection part 12 is a ring-shaped member inserted in the holding part 11, and is formed of, for example, metal or plastic.

  The barbed wire 13 is connected to the connecting portion 12. For example, the barbed wire 13 is wound around and fixed to the connecting portion 12. The diameter of the connecting portion 12 is a predetermined length having a space where the barbed wire 13 can be connected in a state where the connecting portion 12 is connected to the holding portion 11.

  The barbed wire 13 is an intrusion-inhibiting portion that can be arranged so as to project outside the hull 100, and is composed of an iron wire including a plurality of piercing portions (needles). As the barbed wire 13, for example, a cross-loop type razor wire is used. The barbed wire 13 is a member wound in a spiral shape, and is expanded (stretched) in the central axis direction, and is connected to the connecting portion 12 in an axial length of, for example, about 10 m to 15 m. As shown in FIG. 2, the barbed wire 13 is disposed so as to cover the entire circumference of the hull 100 of the ship when viewed from above. In FIG. 2, components other than the barbed wire 13 of the marine intrusion prevention tool 1 and the handrail 2 of the heel side portion 110 are omitted.

  The restricting portion 14 is a member that restricts the movement of the connecting portion 12. The restricting portion 14 includes a bolt portion 14a and a nut portion 14b, and is detachably provided on the holding portion 11. Specifically, in the restricting part 14, after the bolt part 14a is inserted so as to communicate with the through hole provided in the first extending part 11a from the through hole provided in the second extending part 11b, the nut part 14b is fastened to the holding part 11 by being fastened.

  In addition, the control part 14 does not need to be fastened by both the 1st extending | stretching part 11a and the 2nd extending | stretching part 11b, and may be fastened by either of these. In short, the restricting portion 14 may be anything that can be attached to and detached from the holding portion 11.

  Incidentally, as shown in FIG. 3, the holding portions 11 are attached to the handrail of the heel side portion 110 at a predetermined interval (here, equal intervals), whereby the barbed wire 13 is connected between the adjacent holding portions 11. It is held via the part 12.

  Next, the mounting process of the marine vessel intrusion prevention device will be described with reference to FIGS. 4 and 5 are views showing one process of attaching the marine vessel intrusion prevention device shown in FIG.

  First, as shown to Fig.4 (a), the connection part 12 is moved to the lower end part of the 1st extending | stretching part 11a. Subsequently, as shown in FIG. 4B, one side in the central axis direction of the barbed wire 13 wound in a spiral shape is wound around and connected to the connecting portion 12. At this time, the barbed wire 13 is developed in the central axis direction, and the connecting portion 12 of another holding portion 11 adjacent to the holding portion 11 is provided in the same manner as the steps shown in FIGS. The other side in the central axis direction of the barbed wire 13 is connected. Thereby, both ends of the barbed wire 13 are connected to the connecting portions 12 of the two adjacent holding portions 11. When handling the barbed wire 13, a dedicated glove (glove) or the like is worn so that the stab (needle) does not pierce the hand.

  Subsequently, as shown in FIG. 5 (a), the connecting portion 12 to which the barbed wire 13 is connected is aligned with the first extending portion 11a, the third extending portion 11c, and the second extending portion 11b in this order. And move with the barbed wire 13. At this time, the movement of the connecting portion 12 can be performed simultaneously by the two connecting portions 12 connecting both ends of the barbed wire 13. And the connection part 12 is moved to the lower end part of the 2nd extending | stretching part 11b, and, thereby, the barbed wire 13 will be arrange | positioned so that it may project out of the hull.

  Subsequently, as shown in FIG. 5B, in the state where the connecting portion 12 is positioned below the through hole of the second extending portion 11b, the bolt portion 14a of the restricting portion 14 is inserted into the through hole of the second extending portion 11b. Is inserted into the through hole of the first extending portion 11a, and the bolt portion 14a is tightened with the nut portion 14b. As a result, the restricting portion 14 is fastened to the holding portion 11 and the movement of the connecting portion 12 is restricted so as not to move upward by a predetermined distance.

  As described above, in the marine vessel intrusion prevention tool 1 according to the present embodiment, the barbed wire 13 held by the holding portion 11 attached to the handrail 2 of the shore side portion 110 can be arranged so as to project outside the hull. Intruders such as pirates can be effectively prevented from entering from the heel side 101. The holding portion 11 includes a first extending portion 11a that extends inside the hull 100 relative to the handrail 2, a second extending portion 11b that extends outside the hull 100, and a third extending portion 11c that connects these portions. The connecting part 12 movable along the holding part 11 can be moved in a state where the barbed wire 13 is connected from the first extending part 11a to the second extending part 11b through the third extending part 11c. it can.

  Generally, the work outside the handrail 2 is a work that is more likely to cause the operator to fall into the sea than the work inside the handrail 2. Since the work to equip is performed outside the handrail 2, the worker has to perform the work with great care (a lot of manpower and time).

  In this respect, in the marine vessel intrusion prevention device 1 according to the present embodiment, as described above, the barbed wire 13 is provided in the first extending portion 11a extending on the inner side of the hull 100 from the handrail 2 via the connecting portion 12. Later, the connecting portion 12 can be moved to the second extending portion 11 b extending outside the hull 100 rather than the handrail 2. That is, it is possible to equip the barbed wire 13 inside the hull 100 with respect to the handrail 2 with a low risk of the operator falling or the like, and moving the connecting portion 12 makes the barbed wire 13 a pirate or the like. It can arrange | position to the heel side 101 which is an invasion path | route. Thereby, the safety | security at the time of installation of the invasion prevention tool 1 for ships can be improved. As a result, the labor of the work is reduced as compared with the conventional case, and it is possible to reduce the labor and time required for the work. That is, the workability when the intrusion prevention device is equipped can be improved.

  Moreover, since the movement range of the connection part 12 which connected the barbed wire 13 is controlled by further providing the control part 14 which is provided in the holding | maintenance part 11 so that attachment and detachment, and controls the movement of the connection part 12, it is barbed. The arrangement of the iron wire 13 can be limited to a certain range, and the barbed wire 13 can be prevented from being located at an unintended location due to wind or the like. That is, it is possible to more effectively prevent an intruder such as a pirate from invading from the side 101.

  As mentioned above, although preferred embodiment of this invention was described, this invention is not limited to the said embodiment, It changed within the range which does not change the summary described in each claim, or applied to the other thing It may be a thing.

  For example, in the above embodiment, the connecting portion 12a is connected to the holding portion 11 with bolts and nuts as in the marine vessel intrusion prevention device 1a shown in FIG. 6, and the connecting portion 12a can be freely attached to and detached from the holding portion 11. You may be able to do it.

  Moreover, the connection part 13a may be comprised with the barbed wire 13 like the invasion prevention tool 1b for ships shown in FIG. In other words, the connecting portion 13 a may be configured by the barbed wire 13 wound around the holding portion 11. By using such a connecting part 13a, the number of parts can be reduced.

  Further, like the marine intrusion prevention tool 1c shown in FIG. 8, the holding portion 11x is not fixed to the hull 100, and may be configured to be detachable from the handrail 2. Specifically, the lower end portion of the first extending portion 11a and the lower end portion of the second extending portion 11b may be connected to each other by a rod-like member without being fixed to the upper deck.

  In this case, the holding portion 11x can be provided only when it is necessary to equip the marine vessel intrusion prevention tool 1b. Further, in this case, for example, by using the handrail 2a having two or more stanches, the movement of the holding portion 11x and thus the barbed wire 13 can be restricted within a range between adjacent stanches.

  Moreover, in the said embodiment, although the 3rd extending | stretching part 11c of the holding | maintenance part 11 is arrange | positioned above the handrail 2, the 3rd extending | stretching part 11c connects the 1st extending | stretching part 11a and the 2nd extending | stretching part 11b. As long as the movement of the connecting portion 12 along the holding portion 11 x can be guided, the connecting portion 12 may be arranged so as to enter between the members constituting the handrail 2.

  Moreover, in the said embodiment, although the 1st extending | stretching part 11a and the 2nd extending | stretching part 11b are extended in the perpendicular direction, it is not limited to this, For example, the 1st extending | stretching part 11a and the 2nd extending | stretching part 11b are the hull 100's. It may extend in a direction parallel to the upper deck. In this case, the 3rd extending part 11c should just connect the 1st extending part 11a and the 2nd extending part 11b mutually so that the movement of connecting part 12 along holding part 11 can be guided.

  Moreover, in the said embodiment, although the barbed wire 13 was used as an intrusion inhibition part, it replaced with or in addition, for example, the fence containing a stab part (needle), the water jet apparatus which injects high pressure water from a nozzle Etc. may be used as the intrusion inhibiting part.

  DESCRIPTION OF SYMBOLS 1, 1a, 1b, 1c ... Marine penetration | invasion prevention tool, 2, 2a ... Handrail, 11, 11x ... Holding part, 11a ... 1st extending | stretching part, 11b ... 2nd extending | stretching part, 11c ... 3rd extending | stretching part, 12, 12a, 13a ... connecting part, 13 ... barbed wire, 14 ... regulating part, 100 ... hull, 110 ... saddle side part.

Claims (5)

A marine vessel intrusion prevention device that prevents an intruder from entering the marine vessel,
An intrusion prevention unit that can be arranged to project outside the hull of the ship,
At least a holding part for holding the intrusion inhibiting part, which is attached to the handrail of the side part of the hull,
And connecting the intrusion inhibition part and the holding part, and a connecting part movable along the holding part,
The holding part is
A first extending portion extending inside the hull from the handrail;
A second extending portion extending outside the hull from the handrail;
A third extending portion that connects the first extending portion and the second extending portion;
A marine vessel intrusion prevention device that guides movement of the connecting portion along the holding portion by the first extending portion, the second extending portion, and the third extending portion.   The marine vessel intrusion prevention device according to claim 1, further comprising a restriction portion that is detachably provided on the holding portion and restricts movement of the connecting portion.   The marine vessel intrusion prevention device according to claim 1, wherein the connection portion is configured by the intrusion inhibition unit or is configured separately from the invasion inhibition unit.   The marine vessel intrusion prevention device according to any one of claims 1 to 3, wherein the holding portion is detachably attached to the handrail.   The marine intrusion prevention device according to any one of claims 1 to 4, wherein the invasion inhibiting unit includes a barbed wire.

Images