JPH0335671Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial field of application] The present invention relates to a towing instruction device, and in particular to a device that is placed on a tugboat and instructs the tugboat on the work to be performed on the vessel. , which can be used when mooring a ship.

[Background Art and Problems] Conventionally, when multiple tugboats were used to tow or moor a ship, a pilot or captain monitoring the ship from the bridge gave instructions to each tugboat using a radio. As a result, instructions were sometimes not transmitted accurately due to poor radio equipment or interference. In particular, the instructions given to tugboats differ from tugboat to tugboat.For example, the position of each tugboat with respect to the ship, the tug's engine output when pushing or pulling the ship, and the direction of this push or pull are determined by each tugboat. Therefore, the contents of the instructions from the ship were complex, making it difficult to accurately convey them to each tugboat, and it took time to do so.

[Purpose of the invention] The present invention has been made in view of the above-mentioned conventional problems and to solve them. The purpose of this invention is to be able to instruct each tugboat on a screen about the work it should do, so that these instructions can be easily understood, and even if the contents of the instructions are complex, they can be quickly and accurately communicated. Therefore, it is an object of the present invention to provide a towing instruction device that can improve the workability of tugboat towing and mooring operations.

[Means and effects for solving the problems] Therefore, the configuration of the present invention is a device disposed on a tugboat that performs towing and mooring work of a ship, which
receiving means for receiving at least a signal from the ship;
It consists of a display means for displaying on a screen the work that the tugboat should perform on the ship, and a signal processing means for decoding and processing the signal received by the receiving means from the ship and displaying the content of this signal on the display means. It has the following characteristics.

[Example] FIG. 1 is an overall external view of a device 1 according to this example. This device 1 is portable and is carried by each tugboat and placed in the wheelhouse. On the top surface 1A of the device 1, there is a display section 2 that displays on the screen the work to be performed on the vessel by the tugboat carrying this device 1, and a plurality of keys 3A. An operation unit 3 for communicating predetermined information from the tugboat to the vessel by selecting and pressing the button, and a microphone 4 and a speaker 5 for communicating with the vessel by voice in the same way as conventional radios. , a power switch S are provided. The microphone 4 and the speaker 5 are provided so that the device 1 also has the function of a radio, and these are communication means used as necessary.

The display section 2 consists of one large screen section 6 and two small screen sections 7 and 8. Graphics and characters are displayed on the large screen section 6 using a display method such as a cathode ray tube or liquid crystal, and the small screens 7 and 8 are illuminated with liquid crystal or a translucent character display board with a light source housed inside the device 1. This causes the characters to be displayed.

The figures displayed on the large screen section 6 are a boat-shaped plane figure 9 and a plurality of arrow figures 10. The boat-shaped plane figure 9 displayed approximately in the center of the large screen 6 represents the main ship, and the figures displayed around the boat-shaped plane figure 9 are Arrow shapes 10 indicate respective tugboats. The arrow shapes 10 are for visually communicating the position and traveling direction of the tug with respect to the ship, as well as the distinction between pushing and pulling work of the tug to be performed on the ship. The figure 10A is displayed in a different display method from the other arrow figures 10.
This arrow figure 10A indicates the tugboat on which this device 1 is placed, and is designed to be easily distinguishable from other tugboats. Arrow shape 10
The difference between the arrow shape 10 and the other arrow shapes 10 can be, for example, displaying the arrow shape 10A with a solid line while the other arrow shapes 10 are displayed with a dotted line, or with a difference in shading between the colors of the arrow shape 10 and the arrow shape 10A. This is done by adding . Incidentally, when it is necessary to call attention to the tugboat, such as when the ship instructs the tugboat to prepare for work, the arrow figure 10A may be configured to blink. Further, the color of the arrow figure 10A may be changed when the tugboat enters a state different from its previous state, such as when preparations for work on the tugboat are completed.

A space 6 is provided at one end of the left and right sides of the large screen section 6.
A is secured, and in this space 6A, instructions given from the ship to the tugboat on which this device 1 is placed and messages transmitted from the tugboat to the ship are displayed as English characters 11. In this embodiment, this character 11 is divided into upper and lower rows and has two types: 1
1A and 11B, the upper character 11A is, for example, the word "START" which instructs the tugboat to start work, and the lower character 11B is, for example, the magnitude of the tugboat's engine output. These are the characters "HALF" which indicates "HALF".

On the small screen sections 7 and 8, the types of pushing and pulling operations that the tugboat should perform on the ship are displayed in English letters 12, and at the same time as reading these letters 12, the position and direction of the arrow figure 10A are displayed. By recognizing the structure, it is possible to understand at a glance which part of the ship the tugboat is pushing or pulling in which direction. The small screen 8 displays the same character 13 as the character 11 of the instruction from the ship to the tugboat displayed on the large screen 6.
3, instructions from the vessel are clearly transmitted to the tugboat side. This character 13 may be displayed blinking every time the content of character 13 is changed when a new instruction is issued from the vessel to call the tug's attention. An audio alarm may also be sounded. The operation unit 3 is provided with various keys 3A, and when a predetermined key is pressed and operated, specified matters such as completion of preparation for work on the duct boat are notified to the vessel, and this message is also important. The character 11 is displayed in the space 6A of the screen 6.

FIG. 2 is a block diagram showing the structure of the device 1 on the ship 14 side and the device 1 on the tugboat 15 side, and radio communication is used to transmit and receive data between these devices. The equipment on the ship 14 side is provided with an operation section 16 for giving predetermined instructions to the tugboat 15 side, and the signal from this operation section 16 is decoded and processed by a microprocessor 17, which is a signal processing means, and sent to the interface. 18 and is transmitted from the transmitting/receiving section 19. Operation unit 1
The instruction given to the tugboat 15 in step 6 is displayed on the screen display unit 20 connected to the microprocessor 17, and is also displayed and left on the device on the ship 14. The transmitting/receiving unit 19 includes a microphone 21 for voice wireless communication with the tugboat 15 side.
and speaker 22 are connected.

The device 1 on the tugboat 15 side has a receiving/transmitting section 23 consisting of a receiving means for receiving a signal from the ship 14 side and a transmitting means for sending a signal from the tugboat 15 side to the main ship 14 side. It is connected to a microprocessor 25, which is a signal processing means, via an interface 24 that performs AD conversion and the like. The microprocessor 25 is connected to the display section 2 and the operation section 3 described above, and the above-mentioned receiving and transmitting section 2 is connected to the microprocessor 25.
The aforementioned microphone 4 and speaker 5 corresponding to the microphone 21 and speaker 22 on the ship 14 side are connected to 3. Microprocessor 25
is to decipher whether or not the signal received by the receiving and transmitting section 23 is a signal given to the tugboat concerned, and to decipher and process this signal to send it to the large screen section 6 and small screen sections 7 and 8 on the ship 14. Displaying the arrow figure 10 and letters 11, 12, 13 according to instructions from the side, making the arrow figure 10A and letters 13 blink, and further changing the color of the arrow figure 10A, etc. The microprocessor 25 has the function of controlling the tugboat 1 by operating the operating section 3.
It has the function of decoding and processing messages sent from the side 5 to the ship 14, and the signal from the operation section 3 is decoded and processed by the microprocessor 25 and sent to the large screen section 6.
The signal is displayed as character 11 on the screen, and this signal is transmitted from the receiving/transmitting section 23 via the microprocessor 25 and interface 24, received by the transmitting/receiving section 19 on the ship's side, decoded by the microprocessor 17, and displayed on the display section. 20 is displayed.

FIG. 3 shows various display contents on the large screen section 6. FIG. 3A shows the display contents when preparing the tugboat for work, in which arrow figures 10 are displayed around the ship shape plane figure 9 to indicate the position and direction of the tugboat with respect to the ship, and the space on the large screen section 6 is By displaying the characters 11 "TO READY" on 6A, an instruction to prepare for work is given. At this time, as described above, the arrow figure 10A indicating the tugboat may be blinked. When the tugboat is ready for work, press the designated key 3A on the operating section 3 to notify the vessel that the work is ready, and the large screen 6 will be displayed as shown in Figure 3B.
Display the characters 11 of "STAND BY" in space 6A. At this time, as mentioned above, the arrow shape 10
The color of A may be changed.

After receiving notification from all tugboats that they are ready for work, the ship will instruct each tugboat to begin work. This work start instruction is displayed as the letters "START" 11A in the space 6A of the large screen section 6 as shown in FIG. 3C. At this time, as described above, the tugboat may be alerted by blinking the letters 13 on the small screen section 8 or by sounding an audio alarm. The work given to each tugboat is different, but the position and direction of the arrow figure 10, as well as the letters 11, 12, and 13 on the large screen section 6 and small screen sections 7 and 8, indicate what each tugboat will do. It is possible to quickly grasp the work to be done, for example, how much engine power should be used to push the ship in which direction. Figure 3D shows the case where the engine output of the tugboat is changed from full open to half open, and the character 11B on the large screen section 6 changes from "FULL" to "HALF".
Change to

According to the present embodiment described above, instructions from the ship can be given to each tugboat, and even complex contents can be accurately transmitted. Additionally, it is possible to give instructions to multiple tugboats at the same time, improving work efficiency. Furthermore, each tugboat can understand the work of other tugboats, making it possible to work as a team.

Although the device is provided with a microphone and a speaker in this embodiment, these are not necessarily necessary. However, if a microphone and a speaker are provided, the device can also function as a conventional radio, as described above. Furthermore, it is optional whether or not to blink the displayed graphic on the screen display section. However, by flashing, etc., it is possible to alert the tugboats, making the work more reliable. Furthermore, the display content of the screen display section is not limited to this embodiment and is arbitrary.
If necessary, any screen that can display the contents of the action that the tugboat should perform on the ship may be sufficient.

[Effects of the invention] According to the invention, it is possible to instruct the ship on a screen about the work to be performed by the tugboats, and therefore the contents of the instructions can be easily and accurately understood, and complex contents can be transmitted to each tugboat. Since the information can be transmitted simultaneously, the work can be done more quickly and the workability of towing and mooring work can be improved.

[Brief explanation of the drawing]

Figure 1 is an overall external view of the equipment, Figure 2 is a block diagram showing the structure of the equipment on the tugboat side and the equipment on the ship, and Figures 3 A, B, C, and D are diagrams showing the display contents of the display means. be. 2...Display unit serving as a display means, 3...Operation unit for transmitting messages from the tugboat side to the main ship side, 9...A ship shape plan figure showing the ship, 10...An arrow figure showing the tugboat, 14... …Main ship, 15…
. . . Tugboat, 23 . . . Receiving/transmitting section serving as receiving means, 25 . . . Microprocessor serving as signal processing means.

Claims (1)

[Scope of utility model registration request] A device disposed on a tugboat that performs towing and mooring work of a ship, the device comprising at least a receiving means for receiving a signal from the ship, a display means for displaying on a screen the work that the tugboat should perform on the ship, and the receiving means for displaying on a screen the work to be performed by the tugboat on the ship; A tugboat instruction device comprising signal processing means for decoding and processing a signal received by the means from the main vessel and displaying the content of the signal on the display means.