WO2013065974A1

WO2013065974A1 - Wireless driving system for a small vessel

Info

Publication number: WO2013065974A1
Application number: PCT/KR2012/008520
Authority: WO
Inventors: 정원호
Original assignee: 주식회사 관우
Priority date: 2011-10-31
Filing date: 2012-10-18
Publication date: 2013-05-10
Also published as: KR101108410B1

Abstract

The present invention relates to a system for driving a vessel, and particularly to a wireless driving system for a small vessel comprising: a control lever driving apparatus; a wireless remote controller including a plurality of buttons for transmitting a control signal to the control board unit of the control lever driving apparatus; control levers, including a clutch lever and an accelerator lever, for controlling the power from the engine of the vessel; and cables. The control lever driving apparatus comprises: a clutch lever actuator including a drive motor, a rotating portion for transmitting the rotational force from the drive motor, and a laterally moving portion engaged through teeth to one end of the rotating portion; an accelerator lever actuator including a drive motor, a rotating portion for transmitting the rotational force from the drive motor, and a laterally moving portion engaged through teeth to one end of the rotating portion; and a control lever driving device including the control board unit which controls both the clutch lever actuator and the accelerator lever actuator. The cables comprise: a clutch cable having one end connected to the laterally moving portion of the clutch lever actuator and the other end connected to the clutch lever; and an accelerator cable having one end connected to the laterally moving portion of the accelerator lever actuator and the other end connected to the accelerator lever, wherein the cables actuate the clutch lever and the accelerator lever of the control levers according to the operation of the control lever driving apparatus.

Description

Wireless ship navigation system

The present invention relates to a navigation system of a ship, and more particularly, a clutch lever operating part including a driving motor and a rotating motion part for transmitting rotational force of the driving motor and a left and right motion part engaged with an end of the rotating motion part, and a driving motor. And an acceleration lever operating portion including a rotational movement portion for transmitting the rotational force of the driving motor and a left and right movement portion engaged with an end portion of the rotational movement portion, and a control board portion for controlling the clutch lever operation portion and the acceleration lever operation portion, respectively. A drive unit; A wireless remote controller provided with a plurality of buttons for transmitting a control signal to a control board of the operation lever driving device; An operation lever provided with a clutch lever and an acceleration lever to adjust power of the ship engine; One end is connected to the left and right movement of the clutch lever operating portion and the other end is composed of a clutch cable connected to the clutch lever, one end is connected to the left and right movement of the acceleration lever operating portion and the other end is an acceleration cable connected to the acceleration lever, A cable for operating the clutch lever and the acceleration lever of the operation lever in accordance with the operation of the operation lever drive device; It relates to a radio navigation system of a small ship comprising.

In general, small fishing boats operate their fishing vessels in the steering room, requiring an assistant at the bow or the stern when docking the fishing boats in the port or withdrawing the boats from the dock. This is because the lower part of the bow or the stern is not seen in the steering room, and the fishing boat is not easily accelerated and braked unlike the automobile, and thus it is very difficult to drive alone in the steering room, and there is a risk of collision or damage.

On the other hand, the fishing work of small fishing boats are being mechanized to the extent possible, but due to the above-mentioned risks, due to the above-mentioned risks, two or more people aboard the ship and perform additional work, thus additional labor costs are added. There was a problem that occurred. In order to solve this problem, a number of automatic operation devices for ships using a device capable of controlling a control lever remotely have been proposed. Korean Utility Model Registration No. 0190086, Korean Utility Model Registration No. 0294520, and Korean Patent Registration For example, 0429067, Republic of Korea Patent No. 728494.

These technologies offer a way to operate a ship by manipulating a remote control device, which can reduce the additional incurred labor costs in that the ship can be operated even without an assistant's boarding. Even if it is not done, it is possible to operate the ship, and furthermore, it is expected to maximize the efficiency of fishing operations in that it can prevent safety accidents such as dock collisions.

However, they basically adopt a wired control method in which a flight control signal input from a remote control device is transmitted to a control lever through a cable, and the use of such a cable causes considerable inconvenience in the operation process. Above all, ships are equipped with fishing tools such as nets, so the practical length of the cable is limited, and the operators have to be careful at all times so that cables and nets are not entangled with each other. .

Moreover, the cables used typically consist of wires of some thickness, which are not easy to move to any place on the ship with the remote control device in view of maintaining a constant stiffness. Contrary to original intent, activity radius is limited.

The present invention has been proposed in order to solve the above problems, the object of the present invention is to operate the ship by manual operation in the absence of the operation, when operating the ship alone, while operating at the same time operating The present invention provides a system capable of automatically operating a vessel wirelessly.

Another object of the present invention is to provide a system that can control the operation of the vessel without disturbing the operation even if the operation in any position of the vessel.

The present invention to achieve the above object, a clutch lever operating portion including a rotary movement portion for transmitting a constant rotational force through the drive motor unit and a translational movement portion engaged with the end of the rotary movement portion rotation portion, and constant through the drive motor portion An operation lever driving device including an acceleration lever operating portion including a rotational movement portion for transmitting rotational force and a translational movement portion engaged with an end portion of the rotary movement portion, and a control board portion for controlling the clutch lever operation portion and the acceleration lever operation portion, respectively; A wireless remote controller provided with a plurality of buttons for transmitting a control signal to a control board of the operation lever driving device; An operation lever provided with a clutch lever and an acceleration lever to adjust power of the ship engine; One end is connected to the translational movement portion of the clutch lever operating portion and the other end is composed of a clutch cable connected to the clutch lever, one end is connected to the translational movement portion of the acceleration lever operating portion and the other end is formed of an acceleration cable connected to the acceleration lever, A cable for operating the clutch lever and the acceleration lever of the operation lever in accordance with the operation of the operation lever drive device; What is included is made into the technical feature.

Preferably, the clutch lever operating portion and the operating lever operating portion are disposed to be symmetrically positioned with respect to the case center of the operating lever driving device.

In addition, the rotational movement of each of the clutch lever operating portion and the acceleration lever operating portion preferably comprises a driving motor portion, a driving plate portion axially connected to the driving motor portion, and a rotating portion axially connected to the driving plate portion.

In addition, a rack portion is provided at an end of the rotational movement portion of each of the clutch lever operating portion and the acceleration lever operating portion, and the pinion portion is provided at the translational movement portion of each of the clutch lever operating portion and the acceleration lever operating portion to be engaged with the rack portion. .

The pinion portion of the clutch lever operating portion includes a translation rod into which the clutch cable end is inserted and fixed, and a pinion gear formed on an upper surface of the translation rod and engaged with a rack gear of the rack portion. It is preferably made of a translation rod that is inserted and fixed and a pinion gear that is formed on the translation rod upper surface and meshes with the rack gear of the rack.

An annular metal plate part is provided on one surface of each of the driving plate parts, and an annular electromagnet part is fixedly installed at one end portion of the rotating part facing the metal plate part.

In addition, the central portion of each of the driving plate portion is provided with a plurality of projections are formed with a plurality of longitudinal grooves, one side end of each of the rotating portion is provided with a plurality of coupling projections for coupling with the vertical grooves of each of the projection ends It is preferable.

Each protruding end is provided with an insertion end, and a groove into which the respective insertion end is inserted in the axial direction is formed in the center of the rotating part provided with each of the engaging projections, and each recess has a restoring force in contact with the insertion end. It is preferred that the elastic means for providing the interposition is provided.

The present invention allows the fisherman to perform the operation alone and the operation of the vessel at the same time in that the remote control can be appropriately controlled by the remote control lever mounted on the steering chamber of the vessel.

In addition, the present invention does not obstruct the operating space due to the cable in that it does not need to connect the remote control and the control lever drive device with each other, the operator can freely control the operation and vessel operation at any position of the vessel This is expected.

In addition, the present invention can control the operation of the ship wirelessly or remotely control the operation of the ship by manually operating the control lever via a remote control, the advantage of being able to properly select the navigation method of the vessel according to the situation There is this.

1 is a schematic configuration diagram of a ship wireless navigation system according to the present invention.

2 is a schematic configuration diagram of a control lever driving device according to the present invention;

3 is a configuration diagram of a clutch lever operating unit and an acceleration lever operating unit in the control lever driving device according to the present invention;

Figure 4 is a detailed configuration of the drive plate end and the rotating end in accordance with the present invention.

5 and 6 are a coupling relationship between the driving plate end and the rotating end in accordance with the present invention.

7 (a) to (c) are each an operational configuration diagram of the clutch lever operating portion and the clutch cable according to the present invention.

8 (a) to (c) is an operation configuration diagram of the acceleration lever operating unit and the acceleration cable according to the present invention.

10: operation lever 20: operation lever drive device

22: case 23: clutch lever operating portion

24: acceleration lever operating portion 26: control board portion

40: cable 50: wireless remote control

120: clutch lever 160: acceleration lever

220, 320: drive motor portion 230, 330: drive plate portion

240, 340: Metal plate part 250, 350: Electromagnet part

260, 360: rotating part 270, 370: translational part

420: clutch cable 460: acceleration cable

Preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. In describing the embodiments of the present invention, a detailed description of matters that are not directly related to the technical features of the present invention or that are obvious to those skilled in the art will be omitted.

1 is a schematic configuration diagram of a wireless navigation system for a small ship according to the present invention. The present invention basically includes an operation lever 10, an operation lever driving device 20, a cable 40, and a wireless remote controller ( 50).

The operation lever 10 is a part for manipulating the ship operation by adjusting the power and rudder of the ship engine not shown, and is connected to the rudder device of the ship to control the forward, neutral, and reverse of the ship and the left and right directions of the ship, respectively. The clutch lever 120 for controlling the, and the acceleration lever 160 is connected to the engine of the ship to control the operating speed of the ship. The manipulation lever 10 is typically mounted in a steering chamber.

Reference numerals

110 and 150 each refer to a rudder control cable and a speed control cable.

The operation lever driving device 20 is a driving device connected to the operation lever 10 and the cable 40 to operate the clutch lever 120 and the acceleration lever 160 of the operation lever 10. As disclosed, the clutch lever operating portion (23), the clutch lever operating portion 23 and the acceleration lever operating portion 24 embedded in the case 22, and the transmission signal from the wireless remote controller 50 are received. 23) and a control board portion 26 for controlling each of the acceleration lever operating portions 24.

Each of the clutch lever operating portion 23 and the acceleration lever operating portion 24 may include a rotary motion portion for transmitting a rotational force generated by a drive motor, and a rotational motion transmitted from the rotational motion portion to a translational motion, thereby converting the cable 40. It is characterized by including a

translational unit

270, 370 to operate.

As described in detail with reference to FIG. 3, each of the rotary motion parts includes

driving motor parts

220 and 320,

driving plate parts

230 and 330 axially connected to the driving

motor parts

220 and 320, and the driving plate part ( It is preferable to include a rotating part (260, 360) that is axially connected to 230, 330. Preferably, each of the

translational units

270 and 370 includes a pinion unit.

Each of the

driving motor units

220 and 320 generates a rotational force according to a control signal input by the control board unit 26 according to a signal transmitted from the wireless remote controller 50, and includes driving motors 222 and 322. And drive shafts 224 and 324 connected to the respective drive motors 222 and 322.

Each of the driving

plate parts

230 and 330 is connected to the driving

motor parts

220 and 320 to transmit the rotational force generated by the driving motor, and the connecting

shafts

234 and 334 and the connecting shafts 234 and It is preferable that the

contact plates

232 and 332 be integral with the 334. The connecting

shafts

234 and 334 are coupled to the driving shafts 224 and 324 of the driving motor unit, and the connecting shafts are provided with central grooves 235 and 335 in the longitudinal direction for coupling with the driving shafts. do. It is preferable that the outer shape of each of the center grooves and the driving shafts is formed in the same shape so as to rotate together in a state where they are coupled to each other, such as an ellipse and a polygon.

Unexplained reference numerals

239 and 339 are driving plate part fixing parts, respectively.

Each of the

rotating parts

260 and 360 transmits the rotational force transmitted axially connected to each of the driving

plate parts

230 and 330 to the

translational motion parts

270 and 370, each one end of each of the contact plates 232. , 332 is connected to the other end of the shaft and each of the other end is characterized in that it comprises a rotating shaft (262, 362) provided with a rack portion (264, 364). Each

rack unit

264 and 364 is provided with rack gears 265 and 365.

On the other hand, the present invention, as shown in Figure 4, in connecting the shaft between each of the driving plate and the rotating part, a plurality of on one surface of the center portion of the driving

plate

230, 330, more specifically the contact plate (232, 332) Protruding ends 236 and 336 in which two longitudinal grooves 237 and 337 are formed, and a plurality of coupling protrusions 267 and 367 are formed at one end of the rotation shafts 262 and 362 of the respective

rotating parts

260 and 360. By forming a, it is proposed that each of the vertical grooves (237, 337) and the engaging projections (267, 367) are coupled to each other. As a result, each driving plate and the rotating part can maintain a close coupling, and thus, the rotational force can be transmitted to the translational part more completely.

Reference numerals

269 and 369 each refer to a pivot shaft fixing part.

In addition, the present invention is provided with annular

metal plate portions

240 and 340 around one surface of each of the driving

plate portions

230 and 330, and more specifically, around each protruding end 236 and 336, as disclosed in FIG. 4. One end of each of the

rotating parts

260 and 360 facing the

metal plate parts

240 and 340 is not excluded from the case where the annular electromagnet parts 250 and 350 are provided. In this case, it is preferable that holes (not shown) are formed in the center of the electromagnet parts 250 and 350 so that the pivot shafts 262 and 362 can be inserted therethrough. , 369 is preferably fixed to one side using a separate fastening bolt (not shown). Each of the

metal plate parts

240 and 340 may be fixedly coupled to each of the

contact plates

232 and 332 by fastening bolts (not shown).

In the construction of the driving plate provided with a metal plate, it is preferable that each driving plate is configured to be moved by a predetermined distance between one surface of each electromagnet portion to be fixedly coupled and the drive shaft of each driving motor. That is, in coupling the connecting

shafts

234 and 334 of each driving plate part to each of the driving shafts 224 and 324 of the driving motor part, the total length of each driving plate part including the metal plate part is defined on one surface of each electromagnet part and each driving motor. It is formed smaller than the distance between the upper end, the length of each drive shaft is formed smaller than the depth of each center groove (see Δl in Figure 4), so that each drive plate is configured to move by a certain distance in the state connected to each drive shaft. . This is part of the configuration for controlling the shaft connection between each drive plate portion and the rotating portion.

In addition, for easy operation of the metal plate portion and the electromagnet portion, as shown in Figure 4, each of the protruding end (236, 336) is provided with insertion end (238, 338), each of the engaging projections (267, 367) Grooves 266 and 366 in which the respective insertion ends 238 and 338 are inserted in the axial direction are formed in the centers of the respective

rotating parts

260 and 360 provided with the insertion parts in the grooves 266 and 366. It is preferable that the elastic means 268 and 368 are provided to provide restoring force in contact with the ends 238 and 338.

The elastic means pushes the insertion end with a constant force in the state in which the electromagnet portion is not operated, and the driving plate portion and the rotating portion are kept separated from each other due to this operation. That is, the coupling protrusion of the longitudinal groove of the protruding end and the rotational shaft is released by the elastic means so that the shaft connection between the driving plate portion and the rotational portion is broken. If the current is applied to the electromagnet portion, the electromagnet pulls the metal plate, and the longitudinal groove of the protruding end and the coupling protrusion of the rotation shaft are coupled to connect the shaft of the driving plate portion and the rotation portion, and the elastic means is compressed in this process. For proper interaction between the electromagnet portion and the elastic means, it will be desirable for the attraction force by the electromagnet to act slightly larger than the repulsive force (the pushing force) of the elastic means.

The pinion portion of each of the

translation parts

270 and 370 includes translation bars 272 and 372, and the rack gears 265 and 365 of the

rack parts

264 and 364 on the upper surfaces of the translation bars 272 and 372. Pinion gears 276 and 376 are engaged. The rotational force transmitted to the

rack parts

264 and 364 is converted into the translational motion by the pinion gears 276 and 376 so that the

translation rods

272 and 372 reciprocate, whereby the cable 40 connected to each translation rod is Reciprocating.

Reference numerals

279 and 379, respectively, are translation rod fixing portions.

On the other hand, in configuring the operation lever driving device 20, each of the clutch lever operating portion 23 and the operating lever operating portion 24 may be installed at any position inside the case 22, the present invention is a drawing As disclosed in the clutch lever operating portion 23 and the operating lever operating portion 24, a configuration is provided which is installed in a point symmetrical position with respect to the central portion of the simple case 22. In this configuration, not only can the size of the control lever drive device 20 be minimized, but also the clutch cable 420 and the acceleration cable 460 inserted into the control lever drive device 20 are provided in the control lever drive device. By inserting into the same side, it is possible to easily install the operation lever driving device 20 in the vessel.

The control board unit 26 is a part for receiving a control signal transmitted from the wireless remote controller 50 and controlling each of the clutch lever operating unit 23 and the acceleration lever operating unit 24 based on this. The configuration of the control board unit for performing such a function is well known in the art, so detailed description thereof will be omitted.

The cable 40 is a portion for transmitting the power generated from the control lever driving device 20 to the control lever 10 to operate the clutch lever 120 or the acceleration lever 160, one end of the clutch lever operating portion ( 23 is connected to the translation unit 270 and the other end of the clutch cable 420 is connected to the clutch lever 120, one end is connected to the translation unit 370 of the acceleration lever operating unit 24 and the other end is the acceleration lever It consists of an acceleration cable 460 connected with 160. As disclosed in the drawings, each of the

translation rods

272 and 372 is formed with a through hole (not shown), through which the ends of each

cable

420 and 460 can be inserted and fixed.

The wireless remote controller 50 is a portion for wirelessly transmitting a control signal to the control board unit 26, and a plurality of such as the power button unit 520, clutch lever control button unit 540, acceleration lever control button unit 560. Button portions and a wireless transmitting portion (not shown) are provided. The wireless remote controller may further include a start button for operating or stopping the engine of the ship. The start button may be added to the power button unit 520 or may be configured as a separate button unit. The power button unit 520 operates a button for starting the operation of the operation lever driving device 20 or any one of the buttons selected from the clutch lever control button unit 540 or the accelerator lever control button unit 560. Otherwise, the clutch lever operating portion 23 and the acceleration lever operating portion 24 of the operation lever driving device 20 will not operate.

That is, one of the buttons selected from the clutch lever control button part 540 or the acceleration lever control button part 560 must be operated, and the control board part 26 operates the electromagnet parts 250 and 350 to drive the driving plate part. The

shafts

230 and 330 and the

rotating units

260 and 360 are axially connected, and thus the rotational force by the driving motor is transmitted to the translation unit.

The operation of the present invention having the above configuration will be described in detail with reference to the accompanying drawings.

The operator operates the vessel while manually operating the operation lever 10 in the steering room, approaches the operating area, and then presses the power button unit 520 of the wireless remote controller 50 to supply power to the operation lever drive device 20. Is authorized. Even when power is applied to the operation lever drive device 20 by the operation of the power button unit 520, the insertion ends 238 and 338 of each drive plate portion are driven by the resilient means 268 and 368. The continuous grooves 237 and 337 of the protruding end and the engaging projections 267 and 367 of the rotation shaft are continuously released (see FIG. 5). That is, the vessel can be operated by operating the manipulation lever 10 manually.

The operator carries the radio remote controller 50, and moves to any position of the ship, prepares for operation, and is in preparation for operation or when it is necessary to move the vessel in a specific direction while operating. One of the buttons selected from the clutch lever control button unit 540 or the acceleration lever control button unit 560 of the wireless remote controller 50 is operated. When any one button is operated, the operation signal is wirelessly transmitted to the control board unit 26, and the control board unit 26 supplies power to any one of the electromagnets 252 and 352 according to the received signal.

When power is applied to the electromagnet, an attraction force exceeding the repulsive force by the elastic means acts on the electromagnet, and the electromagnet overcomes the repulsive force of the resilient means pushing the insertion end in contact with the insertion end, thereby removing any one of the metal plates 242 and 342. As a result, any one of the protruding longitudinal grooves and one of the pivot shaft engaging protrusions are coupled to each other. As a result, the driving plate and the rotating unit are connected to each other by an axis (see FIG. 6).

Subsequently, according to the signal input from the control board 26, the drive motor is rotated in any specific direction selected from the clockwise or counterclockwise direction, the rotational force by the drive motor through the drive plate through the drive shaft, the rotating part It is transmitted to the rack unit, the translation unit converts the rotational force of the rack unit to the translational movement and transmits to the translation rod. When the translation rod is translated, the clutch cable or acceleration cable coupled to the translation rod is advanced or retracted by a certain distance, and the movement of the cable causes the lever of the operation lever 10 to be operated in a specific direction.

Each of (a) to (c) of FIG. 7 illustrates a process in which the rack unit 264 operates according to the operation of the clutch lever operating unit 23, and accordingly, the clutch cable 420 is pulled. (C) to (c) each shows a process in which the rack unit 364 operates according to the operation of the accelerator lever operating unit 24, and accordingly, the acceleration cable 460 is pulled. To restore each cable to its original position, simply operate the other buttons on the wireless remote control so that each rack unit rotates in the opposite direction to the drawing.

When the operation is completed, after arranging the operating equipment such as the net while holding the wireless remote control 50, and then operate the ship wirelessly using the wireless remote control 50 at the location or enter the steering room wireless remote control (50 ) And return to the dock by manually operating the operation lever 10 at an arbitrary position. Of course, even if the wireless operation is not completed by pressing the power button of the wireless remote control 50, since the operation lever 10 can be operated manually, even if the operation lever 10 is operated while the wireless remote control 50 is held. Do.

In the above description, but limited to the preferred embodiments of the present invention, but this is only an example, the present invention is not limited to this may be modified and carried out in various ways, and further technical features based on the technical spirit disclosed It will be apparent that it can be implemented in addition.

Claims

A clutch lever operating part 23 and a driving motor part 320 including a rotational motion part for transmitting a constant rotational force through the driving motor part 220 and a translational motion part 270 engaged with an end of the rotational motion part rotation part. Acceleration lever operating unit 24 including a rotational movement unit for transmitting a constant rotational force through the translational movement unit 370 is engaged with the end of the rotational movement portion, and the control board unit for controlling the clutch lever operation unit and the acceleration lever operation unit, respectively An operation lever driving device 20 consisting of 26;

A wireless remote controller 50 having a plurality of buttons for transmitting a control signal to the control board part 26 of the manipulation lever driving device 20;

An operation lever 10 provided with a clutch lever 120 and an acceleration lever 160 to adjust power of a ship engine;

One end is connected to the translation unit 270 of the clutch lever operating unit 23, the other end is a clutch cable 420 connected to the clutch lever 120, and one end is a translation unit of the acceleration lever operating unit 24. The other end is composed of an acceleration cable 460 connected to the acceleration lever 160 and the other end, the clutch lever 120 and the operation lever 10 of the operation lever driving device 20 and A cable 40 for operating the acceleration lever 160;

Wireless operation system of a small ship, characterized in that comprises.
The method of claim 1,

Wireless clutch operating system of the ship, characterized in that installed between the clutch lever operating portion 23 and the operation lever operating portion 24 is located symmetrically with respect to the center portion of the case 22 of the operation lever driving device 20. .
The method according to claim 1 or 2,

The rotational movement part of each of the clutch lever operating part 23 and the acceleration lever operating part 24 includes a driving plate part 230 which is axially connected to the driving motor part 220, the driving motor part 220, and the driving plate part. Wireless driving system of a small ship, characterized in that consisting of a rotating unit 260 and the shaft connected to (230).
The method according to claim 1 or 2,

Rack portions 264 and 364 are provided at end portions of the rotational movement portions of the clutch lever operating portion 23 and the acceleration lever operating portion 24, respectively, and the clutch lever operating portion 23 and the acceleration lever operating portion 24 respectively. Translation unit (270, 370) is a wireless operation system of a small ship, characterized in that the pinion is engaged with each of the rack portion (264, 364).
The method of claim 4, wherein

The pinion portion of the clutch lever operating portion 23 is formed on a translation rod 272 and an upper surface of the translation rod 272 to which the clutch cable 420 end is inserted and fixed, and the rack gear 265 of the rack portion 264. And a pinion gear 276 engaged with each other, and the pinion portion of the accelerator lever operating part 24 is formed on a translation rod 372 and an upper surface of the translation rod 372 to which the end of the acceleration cable 460 is inserted and fixed. And a pinion gear (376) meshing with the rack gear (365) of the rack (364).
The method of claim 3,

Protruding ends 236 and 336 having a plurality of vertical grooves 237 and 337 are formed at the center of each of the driving plate parts 230 and 330, and at one end of each of the rotating parts 260 and 360. And a plurality of engaging projections (267, 367) for engaging with the longitudinal grooves (237, 337) of the protruding end (236, 336).
The method of claim 6,

An annular metal plate part 240 and 340 is provided on one surface of each of the driving plate parts 230 and 330, and an annular shape is formed at one end of the rotating parts 260 and 360 facing the metal plate parts 240 and 340. Wireless operation system of a small ship, characterized in that the electromagnet unit (250, 350) is fixed.
The method of claim 7, wherein

Insertion ends 238 and 338 are provided at the protruding ends 236 and 336, and the insertions are provided in the axial direction at the centers of the respective rotating parts 260 and 360 provided with the engaging protrusions 267 and 367. Grooves 266 and 366 into which the ends 238 and 338 are inserted are formed, and each groove 266 and 366 has elastic means 268 and 368 that provide a restoring force in contact with the insertion ends 238 and 338. ) Is a wireless driving system of a small ship, characterized in that interposed.