JP2001278186A - Method and device for casting sea cast-in object - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and safely cast an easily-damaged sea cast-in object into the sea from the deck of a high freeboard ship sailing at high speed. SOLUTION: A main rope 6 having a resistor 7 at the tip is cast into the sea from the stern deck 23 of the ship. The main rope 6 is stretched without becoming loose by the resistance of the resistor 7. A holding mechanism 9 of two-piece container shape opened/closed on the lower end side with an upper edge as a fulcrum is prepared, and the holding mechanism 9 is mounted to the main rope 6 through a lock mechanism 10. The holding mechanism 9 is lowered close to the sea surface along the main rope 6, using a lowering rope 11 and a lowering speed regulating rope 12. The holding mechanism 9 is opened in a position directly above the sea surface to cast the sea cast-in object 8 into the sea.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for inserting an object into the sea, such as an ocean observation instrument, and more particularly, to an underwater object that can be easily and safely inserted from a high-speed freeboard ship traveling at high speed. The present invention relates to a method and an apparatus for charging an object.

[0002]

2. Description of the Related Art In general, as a method of measuring environmental data such as the flow and temperature of the middle layer of the ocean, an ocean observation device is put into the sea, and the data is transmitted from the ocean observation device which periodically repeats floating and sinking to transmit data. A method of collecting data is adopted.

[0003] Conventionally, as a method of putting this kind of ocean observation equipment into the sea, a dedicated observation ship is navigated to the introduction sea area, and a plurality of workers carefully suspend and lower the ship using a winch or the like in a stopped state. ing.

[0004]

In the above-mentioned conventional method, it is necessary to carry a worker having specialized knowledge on board and to use a dedicated observation vessel equipped with special equipment for handling ocean observation equipment. Therefore, there is a problem that there is a great limitation on the sea area into which ocean observation equipment can be put. For this reason, recently, the introduction of oceanographic observation equipment into the sea from general merchant ships has been studied.

[0005] However, general merchant ships cannot be stopped for the performance of their main duties, are high freeboard ships with a long distance from the deck to the sea surface, and have a limited number of crew members. There is a problem that a large number of workers cannot be devoted to putting the marine observation equipment into the sea, and there is a great risk of damaging the marine observation equipment when putting the marine observation equipment into the sea.

The present invention has been made in view of such a situation, and enables a crew of a general merchant ship having no specialized knowledge to easily and safely put an underwater object such as an ocean observation instrument into the sea alone. It is an object of the present invention to provide a method and an apparatus for inserting an underwater object into a ship without having to perform a major remodeling work on a ship.

Another object of the present invention is to make it possible to easily and safely insert an underwater object from the shore even if the object cannot be inserted from the stern side for any reason. is there.

Another object of the present invention is to safely drop an underwater object to a position just above the sea surface, and to reliably drop the underwater object into the sea if the object is lowered to a position just above the sea surface. To be able to do it.

Still another object of the present invention is that, even when an inadvertent external force is applied, the holding by the holding mechanism is released on the way, and a problem arises in that an underwater thrown object is thrown into the sea from a high position. There is not to be.

[0010]

According to the present invention, a cord having a resistor at its tip is inserted into the sea from a ship, and a predetermined resistance is applied to the cord by resistance of the resistor at the time of towing. While applying tension, the holding mechanism for holding the submerged object is lowered by using the cord as a guide, the holding of the submerged object by the holding mechanism at the position immediately above the sea surface is released, and the submerged object is introduced into the sea. It is characterized by doing so. This makes it possible to easily and surely guide the submerged object to a position just above the sea surface even from the deck of a high freeboard ship, and to submerge the submerged object into the sea with almost no impact.

[0011] The present invention is also characterized in that the holding mechanism can release the holding of the object into the sea remotely from a ship. This makes the operation slightly more complicated than when the holding is automatically released.However, the worker can determine the timing of the holding while visually confirming, thus improving safety. Becomes

[0012] The present invention also provides a string body having a resistor at its tip and thrown into the sea from a ship; a holding mechanism for releasably holding an underwater thrown object; and a detachable holding mechanism for the string body. A locking mechanism for locking; one end connected to the holding mechanism and the other end guided to the ship, and a lowering string body for lowering the holding mechanism along the string body; provided on the holding mechanism; A holding release mechanism for releasing the holding of the submerged object by the holding mechanism when the holding mechanism is lowered to a position just above the sea surface and for introducing the submerged object into the sea. And, by this, the holding mechanism is guided by the cord body and safely descends to a position just above the sea surface, it is possible to throw the submerged object into the sea with almost no impact, and workers without specialized knowledge Work can be easily performed alone.

[0013] The present invention is also characterized in that a swing arm mechanism is provided for widening an interval between the cord body and the ship when the cord body is put into the sea from the side of the ship. Thus, it is possible to prevent a problem that the cord body is entangled with the screw.

The present invention also provides a holding mechanism, wherein the upper half of the right half and the left half is pivotally connected to each other to open and close the lower end, and has a cylindrical container or a cylinder in which an underwater object is accommodated. A frame-shaped body; and a spring for biasing the right half and the left half in the opening direction.
This makes it possible to reliably hold the underwater thrown-in object by the holding mechanism, and at the time of throwing it into the sea without damaging the underwater thrown-in object.

According to the present invention, there is further provided a fixing pin for inserting the holding release mechanism between the right half and the left half to fix the main body in a closed state, and for pulling out the fixing pin on a ship. It is characterized in that it is constituted by a string body. As a result, the structure of the holding release mechanism can be simplified, the handling is easy, and the operation does not require skill.

The present invention is also characterized in that the fixing pin is provided with a safety mechanism for preventing accidental pull-out. Thus, it is possible to prevent a problem that the main body is inadvertently opened and the underwater thrown object is thrown into the sea from a high position.

According to the present invention, the safety mechanism further comprises a retaining cord extending from the distal end of the fixing pin, and a clamping and fixing member fixed to the main body and clamping and fixing the distal end of the retaining cord with spring force. A holding plate fixed to a predetermined position of the cord body and contacting the holding member when the holding mechanism is lowered to a position just above the sea surface. It is characterized in that the holding and fixing of the stopping cord body is released. Thus, the safety mechanism can be easily operated, and there is no problem that the safety mechanism does not operate.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. FIG. 1 shows a submersible throwing device according to a first embodiment of the present invention.
The main rope 6 is provided through a guide roller 5 from a winch 4 installed on a stern deck 3 of the marine vessel 2. At a tip end of the main rope 6, for example, a cage-shaped resistor 7 is provided. By being fixed and navigating while the resistor 7 is submerged in the sea, a predetermined tension is applied to the main rope 6 so that the main rope 6 is not slackened.

As shown in FIG. 1, the main rope 6
A holding mechanism 9 containing an underwater input object 8 such as an ocean observation instrument
However, the holding mechanism 9 operates along the main rope 6 by operating the descent rope 11 and the descent speed adjustment rope 12. It descends to a position just above sea level.

That is, as shown in FIGS. 1 and 2, a folded metal fitting 14 is provided at a position near the tip of the main rope 6.
Is fixed, and the holding mechanism 9
The descent rope 11 connected to the tip end of the lower part is folded back through the folding metal fittings 14 and then guided to above the stern deck 3, and the descent speed adjustment rope connected to the rear end side of the holding mechanism 9. 12 is the stern deck 3
You will be guided to the top. Then, a worker (not shown) grips the ropes 11 and 12 and adjusts the speed with the descending speed adjusting rope 12 while controlling the descending rope 1.
By pulling 1, the holding mechanism 9 descends to the position of the contact plate 13 along the main rope 6.

As shown in FIGS. 3 and 4, the holding mechanism 9 includes a main body 15 having a shape of a cylindrical container divided into two from a right half 15a and a left half 15b.
And the left half 15b are connected via a hinge 16 at the upper edge so that the lower end can be opened and closed right and left. The body 15 is accommodated in the body 15,
When the main body 15 is opened, it is thrown into the sea.

As shown in FIGS. 3 and 4, between the right and left halves 15a and 15b, as shown in FIGS.
A spring 17 for urging the opening 15b in a normally open direction is attached to the lower end of the opening 15a, 15b, as shown in FIGS.
Pin insertion cylinder 1 into which fixing pin 19 is inserted with
8a and 18b are attached respectively. The main body 15 is fixed in a closed state by inserting the fixing pins 19 into the pin insertion cylinders 18a and 18b, and the main body 15 is opened by the urging force of the spring 17 by pulling out the fixing pins 19. It is supposed to be.

As shown in FIGS. 1 and 2, a pulling rope 20 is connected to the fixing pin 19 at the insertion base end thereof, and the pulling rope 20 guides up to the stern deck 3. Then, a worker (not shown) can remotely pull out the fixing pin 19 from both the pin insertion cylinders 18a and 18b.

On the other hand, as shown in FIGS. 2 to 4, the locking mechanism 10 includes a suspension 21 extending upward from a hinge 16 of the main body 15, and a carabiner 22 attached to an upper end of the suspension 21. The locking mechanism 10
Can be detachably attached to the main rope 6 via the carabiner 22.

Next, the operation of the present embodiment will be described. When the submerged object 8 is inserted into the sea, first, the main rope 6 having the resistor 7 is inserted into the sea from above the stern deck 3 in a state where the descent rope 11 is inserted through the folded metal fittings 14 of the contact plate 13. The length of the main rope 6 is adjusted by the winch 4. Then, the resistor 7 is towed in a state of being submerged in the sea, a predetermined tension is applied to the main rope 6, and the main rope is not slackened.

Therefore, the holding mechanism 9 in which the submerged object 8 is housed in advance is attached to the main rope 6 via the locking mechanism 10, and the lowering rope 11 and the lowering speed adjusting rope 12 are used. Then, it is lowered along the main rope 6 to the position of the contact plate 13. Then, when the holding mechanism 9 is lowered to the position of the contact plate 13, the pulling rope 20 is pulled to pull out the fixing pin 19 from the pin insertion cylinders 18a and 18b. Then, the right half 15a and the left half 15b of the main body 15 open right and left by the biasing force of the spring 17, and the main body 1
The submerged object 8 accommodated in the submergence 5 is submerged from a position directly above the sea surface.

When the fixing pin 19 is pulled out,
If the base end of the pulling rope 20 is fixed to the stern deck 3 with the length of the pulling rope 20 set to an optimum value in advance, when the holding mechanism 9 is lowered to the position of the contact plate 13, ,
The fixing pin 19 is automatically pulled out of the pin insertion cylinders 18a and 18b, and the main body 15 can be automatically opened.

The submerged object 8 is held by the holding mechanism 9
It is guided to the position just above the sea surface in the state of being housed inside, and it will be thrown into the sea from the position just above the sea surface, so even if it is put into the sea from a high freeboard ship such as a general merchant ship,
There is no danger of the submerged object 8 being damaged.

FIGS. 5 to 7 show a second embodiment of the present invention, in which a safety mechanism 30 for preventing the fixing pin 19 from being accidentally pulled out of the pin insertion cylinders 18a and 18b. Is provided.

That is, as shown in FIGS. 5 to 7, the safety mechanism 30 includes a retaining rope 31 extending from the insertion end of the fixing pin 19, and a pair of clamping fixing pieces attached to the front end of the main body 15. 32, and these both holding and fixing pieces 32
And a spring 33 for biasing the contact in the contact direction.
The tip of the retaining rope 31 is clamped and fixed between a pair of clamping and fixing pieces 32 to prevent the fixing pin 19 from falling off. Then, the main body 15 descends to a predetermined position, and the two fixing pieces 32 come into contact with the contact plate 13.
Both holding fixing pieces 32 are opened against the urging force of the spring 33 to release the holding and fixing of the retaining rope 30. In this state, the pulling rope 20 is pulled, so that the fixing pin 19 is moved to the two pin insertion cylinders 18a, 18b. For other points,
The configuration is the same as that of the first embodiment, and the operation is the same.

However, since the fixing pin 19 is not accidentally pulled out, the submerged object 8 can always be inserted into the sea from a position near the sea surface, and safety can be further improved.

FIGS. 8 and 9 show a third embodiment of the present invention, in which a swing-out arm mechanism 40 is provided on a deck of a ship 2 and an object 8 to be put into the sea is safely put into the sea from the side of a ship. It is made possible.

That is, the swing arm mechanism 40
Has a guide member 41 provided on the boat 2 and a swing arm 42 that slides in the boat width direction along the guide member 41, as shown in FIGS.
The main rope 6 is inserted into the sea through the tip of the swing arm 42. By lowering the holding mechanism 9 along the main rope 6 with the swinging arm 42 swinging out, the underwater throwing object 8 can be thrown into the sea away from the ship side. In other respects, the configuration is the same as that of the first embodiment, and the operation is the same.

However, by using the swing arm mechanism 40, the main rope 6 can be put into the sea away from the ship side, and the problem that the main rope 6 is entangled with the screw of the ship can be prevented. .

In each of the above embodiments, the case where the main body 15 is in the form of a cylindrical container is described. May be provided. And
With the main body 15 having such a structure, the pressure receiving area against the wind is reduced, and the holding mechanism 9 can be stably lowered along the main rope 6 even in a strong wind.

In each of the above embodiments, the case where the locking mechanism 10 is constituted by using the carabiner 22 has been described. However, if the locking mechanism 10 can be detachably attached to the main rope 6, hooks and pulleys may be used. It may be used.

In each of the above embodiments, the holding mechanism 9 is provided with the lowering rope 11 and the lowering speed adjusting rope 1.
Although the description has been given of the case where the holding mechanism 9 is lowered with the use of the second rope 2, the descent rope 11 may be omitted when the holding mechanism 9 is lowered along the main rope 6 only by its own weight.

[0038]

As described above, according to the present invention, a string having a resistor at its tip is thrown into the sea from a ship, and a predetermined tension is applied to the string by resistance of the resistor during towing. Since the holding mechanism for holding the submerged object is lowered using the cord body as a guide, and the holding of the submerged object by the holding mechanism at the position immediately above the sea surface is released, the submerged object is inserted into the sea. The object to be put into the sea can be easily and reliably guided to the position just above the sea surface even from the deck of a high freeboard ship, and can be put into the sea with almost no impact on the object to be put into the sea.

According to the present invention, since the release of the object to be put into the sea by the holding mechanism can be remotely performed from the ship, the operation is somewhat troublesome as compared with the case where the release is automatically performed. The operator can determine the timing of releasing the holding while visually checking it, thereby improving safety.

The present invention also provides a string body having a resistor at its tip and being thrown into the sea from a ship; a holding mechanism for releasably holding an object put into the sea; and a detachable holding mechanism for the string body. A locking mechanism for locking; one end connected to the holding mechanism and the other end guided to the ship, and a lowering string body for lowering the holding mechanism along the string body; provided on the holding mechanism; When the holding mechanism is lowered to a position just above the sea surface, the holding mechanism releases the holding of the submerged object by the holding mechanism and the submerged object is put into the sea. It is guided and safely descends to a position just above the sea surface, the underwater charging position can be inserted into the sea with almost no impact, and a worker who does not have specialized knowledge can easily work alone.

The present invention also provides a swing arm mechanism for widening the distance between the string body and the ship when the string body is put into the sea from the side of the ship, thereby preventing the string body from becoming entangled with the screw. can do.

According to the present invention, a holding mechanism is provided in the form of a cylindrical container or a tube in which an upper edge of a right half portion and a left half portion are pivotally connected to each other to open and close a lower edge side, and accommodates an object to be put into the sea. A frame-shaped body; and a spring for biasing the right half and the left half in the opening direction; therefore, the holding mechanism can reliably hold the object to be put in the sea, It can be reliably put into the sea without damaging the underwater input object.

According to the present invention, there is also provided a fixing pin for inserting the holding release mechanism between the right half and the left half to fix the main body in a closed state, and for pulling out the fixing pin on a ship. Since it is constituted by the cord body, the structure of the holding / releasing mechanism can be simplified, the handling is easy, and the operation does not require skill.

According to the present invention, since the fixing pin is provided with a safety mechanism for preventing inadvertent withdrawal thereof, the main body is opened carelessly and an object to be put into the sea is thrown into the sea from a high position. This can prevent such a trouble as to occur.

According to the present invention, the safety mechanism further includes a retaining cord extending from the distal end of the fixing pin, and a clamping / fixing member fixed to the main body and clamping and fixing the distal end of the retaining cord with spring force. A holding plate fixed to a predetermined position of the cord body and contacting the holding member when the holding mechanism is lowered to a position just above the sea surface. Since the holding and fixing of the locking cord is released, the safety mechanism can be easily operated,
Moreover, there is no malfunction such as no operation.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram showing a device for inserting an underwater object according to a first embodiment of the present invention.

FIG. 2 is a detailed view around a holding mechanism of FIG. 1;

FIG. 3 is a configuration diagram of a holding mechanism as viewed from a side in FIG. 2;

FIG. 4 is a view corresponding to FIG. 3, showing a state in which the main body is opened and an underwater throwing object 8 is thrown into the sea.

FIG. 5 is a diagram corresponding to FIG. 2, showing a second embodiment of the present invention.

FIG. 6 is a detailed view of a main part of FIG. 5;

FIG. 7 is a view corresponding to FIG. 6, showing a state in which the holding and fixing piece is in contact with the contact plate and is opened.

FIG. 8 is an explanatory diagram showing a third embodiment of the present invention.

FIG. 9 is a view corresponding to FIG. 8, showing a state in which the swing arm is swung.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Inputting device 2 Ship 3 Stern deck 4 Winch 5 Guide roller 6 Main rope 7 Resistor 8 Submersible object 9 Retention mechanism 10 Locking mechanism 11 Rope for descending 12 Rope for descending speed adjustment 13 Contact plate 14 Folding bracket 15 Main body 15a Right half 15b Left half 16 Hinge 17,33 Spring 18a, 18b Pin insertion tube 19 Fixing pin 20 Pull-out rope 30 Safety mechanism 31 Retaining rope 32 Clamping fixing piece 40 Swing arm mechanism 42 Swing arm

Claims (8)

[Claims] 1. A holding mechanism for throwing a string having a resistor at the tip into the sea from a ship, applying a predetermined tension to the string by resistance of the resistor at the time of towing, and holding an underwater thrown object. Dropping the string as a guide, releasing the holding of the submerged object by the holding mechanism at a position just above the sea surface, and then submerging the submerged object into the sea. 2. The method according to claim 1, wherein releasing the holding of the underwater object by the holding mechanism is performed remotely from a ship. 3. A string body having a resistor at its tip and inserted into the sea from a ship; a holding mechanism for releasably holding an underwater object; and a detachably locking the holding mechanism to the string body. A locking mechanism; one end connected to the holding mechanism and the other end guided to the ship, and a lowering string body for lowering the holding mechanism along the string body; And a holding release mechanism for releasing the holding of the submerged object by the holding mechanism and dropping the submerged object into the sea when descending to a position just above the sea surface. 4. The underwater charging device according to claim 3, further comprising a swing arm mechanism for widening a distance from the ship when the string is inserted into the sea from the side of the ship. 5. The holding mechanism has a cylindrical container or a cylindrical frame in which an upper edge of a right half portion and a left half portion are pivotally connected to each other to open and close a lower edge side, and an object to be put into the sea is accommodated therein. A spring for biasing the right half and the left half in the opening direction;
5. The apparatus according to claim 3, further comprising: 6. A holding pin inserted between the right half and the left half to fix the main body in a closed state, and a pin pull-out string for pulling out the fixing pin on a ship. The apparatus for charging an underwater charging object according to claim 5, further comprising: 7. The underwater charging device according to claim 6, wherein the fixing pin has a safety mechanism for preventing the fixing pin from being accidentally pulled out. 8. A safety mechanism comprising: a retaining cord extending from a distal end of a fixing pin; a clamping / fixing member fixed to the main body, for clamping and securing the distal end of the retaining cord with a spring force; A holding plate fixed to a predetermined position of the holding mechanism and contacting the holding and fixing member when the holding mechanism descends to a position just above the sea surface. The underwater charging device according to claim 7, wherein the holding and releasing of the object is released.