WO2017069322A1

WO2017069322A1 - Module type surfboard propelled by water jet

Info

Publication number: WO2017069322A1
Application number: PCT/KR2015/012112
Authority: WO
Inventors: 이중건
Original assignee: 이중건
Priority date: 2015-10-22
Filing date: 2015-11-11
Publication date: 2017-04-27
Also published as: KR101758290B1; KR20170046886A

Abstract

The present invention relates to a surfboard propelled by a water jet and, more specifically, to a surfboard propelled by a water jet that is propelled by a propulsive force thereof without being affected by wind and waves. To this end, disclosed is a surfboard propelled by a water jet, the surfboard comprising: a foot-fixing part formed on the top surface of the board; a plurality of packing recesses formed on the bottom surface of the board so as to be separated from each other; a first packing part mounted in a first packing recess, which is one of the packing recesses, and having a battery unit; a second packing part mounted in a second packing recess, which is the other packing recess, to control the propulsive force of the board and having a drive unit for transmitting/receiving data to/from the outside by means of wireless communication; and a water jet part provided in the region of the second packing recess and generating the propulsive force of the board in response to a control signal of the drive unit.

Description

Modular surfer boards propelled by water jets

The present invention relates to a module-type surfer board to be propelled by the waterjet, and more particularly to a module-type surfer board to be propelled by the waterjet propelled by its own propulsion without being affected by wind and waves. .

Korean Patent Publication No. 10-1549669, which is a prior art document, discloses a water jet board which is easy to carry. Prior art document 10-1549669 discloses a water jet module (first module) and a battery (second module) for generating a water jet in a modular manner. However, since the first module and the second module of the prior document are each provided inside the hull (or board), it is difficult to separate and detach the battery unit, and a cooling system for cooling the generated heat is not disclosed. There is a problem that you can not use as much time.

Accordingly, an object of the present invention is to provide a cooling system that is designed to solve the problems as described above, the surfboard is made of a module type, easy to charge and replace the battery, and to cool the motor and controller. .

However, the objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

The object of the present invention described above is a foot fixing part formed on the upper surface of the board, a plurality of packing grooves each formed on the lower surface of the board, the packing groove portion is mounted to any one of the first packing groove of the packing groove portion, the first battery provided with a battery portion A second packing part mounted on the second packing groove of the other one of the packing part and the packing groove part, and including a driving part controlling the propulsion force of the board and transmitting and receiving data to and from the outside by wireless communication, and a second packing groove area. It is provided, and can be achieved by providing a surfer board propelled by a water jet, characterized in that it comprises a water jet unit for generating a driving force of the board according to the control signal of the drive unit.

In addition, the first packing portion, the push button portion formed on the front surface to facilitate the detachable, and

It includes an O-ring portion formed in the circumferential direction.

The driving unit may include a controller unit which controls a motor, manages data received from or transmitted to the outside, and a communication unit which transmits data with the outside by Bluetooth communication, and the waterjet unit may include a second packing unit. Packed, a motor driven according to the control signal of the controller unit, a shaft portion that rotates in accordance with the driving of the motor, and an impeller portion for generating a propulsion force of the board by rotating in conjunction with the rotation of the shaft portion.

In addition, the second packing portion, the water inlet for the water is introduced into a predetermined shape, and accommodates a portion of the shaft portion and the impeller inward, the diameter of one side of the water inflow is larger than the diameter of one side of the water discharged The apparatus further includes a jet nozzle part having a water nozzle part provided at an inner side at a predetermined angle so as to recover some of the inflowing water.

In addition, the cooling of the motor and the controller unit cools the motor by injecting the cooling water recovered from the water nozzle unit into the inlet of the motor, and the cooling water discharged from the outlet of the motor is injected into the inlet of the cold water jacket that cools the controller unit and circulates the cold water. The controller is cooled by being discharged through the outlet of the jacket.

The board may further include a pin portion fixed or detached to a rear side of the bottom surface of the board and formed in the shape of a shark fin so as to be a reference for the rotational movement of the board, wherein the pin portion is formed so that the inner surface is flat and the outer surface is convex. A first fin portion, and formed in a smaller size relative to the rear than the first fin portion, and includes a second fin portion formed so that both sides are convex.

In addition, the handle is fixed to one side of the front of the board further comprises a handle for holding the user to change the direction, the handle portion, lever and button to adjust the speed by the user's operation, and transmits data by the driver and Bluetooth communication A handle portion having a communication unit, a battery unit for supplying power to the handle portion, and a display portion for displaying the remaining amount of battery of the first packing portion or the remaining amount of battery of the handle portion, and a support portion fixed to the board, wherein the handle portion includes a support portion. Detachable.

According to the present invention as described above, the surfboard is made of a module type, so that the battery can be easily charged and replaced, and the surfer board can be used for a sufficient time by cooling the motor and the controller.

In addition, according to the present invention has an effect that anyone can easily enjoy the surfer board by making the entire shape of the surfer board in a stingray shape.

The following drawings, which are attached to this specification, illustrate one preferred embodiment of the present invention, and together with the detailed description thereof, serve to further understand the technical spirit of the present invention. It should not be construed as limited.

1 is a view showing a handle portion according to an embodiment of the present invention,

2 is a view showing the configuration of the handle portion and the drive unit according to an embodiment of the present invention,

3 is a view showing a left foot type surfer board according to an embodiment of the present invention,

4 is a view showing a surfer board of the right foot type according to an embodiment of the present invention,

5 is a view showing the back of the server board according to an embodiment of the present invention,

6 is a view showing a battery of the first packing unit according to an embodiment of the present invention,

7 and 8 are views showing a water jet unit according to an embodiment of the present invention,

9 is a view showing a cold water jacket according to an embodiment of the present invention.

Hereinafter, with reference to the drawings will be described a preferred embodiment of the present invention. In addition, one Example described below does not unduly limit the content of this invention described in the Claim, and the whole structure demonstrated by this Embodiment is not necessarily required as a solution of this invention.

Surfer board according to an embodiment of the present invention is made of a module type is related to the invention that can enjoy the surfer in the sea or river by water jet propulsion without being affected by the wind. In addition, the inside of the surfer board is filled with urethane foam to enhance the durability and generate a strong buoyancy to the surfer board. Hereinafter, a surfer board according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. However, the matters obvious to the person skilled in the art and the related art may be omitted, and the description of the omitted components (methods) and functions may be sufficiently referred to without departing from the technical spirit of the present invention.

Surfer board 10 according to an embodiment of the present invention is composed of approximately the handle portion 100 and the surfer board portion 200 to generate a constant speed and horsepower by the self-propulsion. In addition, by using the cooling water to cool the motor and the controller unit to be described later, by separating the battery unit and the driving unit from each other in the form of a module to facilitate battery replacement and after-sales service, it is possible to enable a variety of product lineup . Hereinafter, a detailed configuration and function of the surfer board 10 will be described.

Handle portion 100 according to an embodiment of the present invention allows the user to change the direction of the surfer board, and adjust the speed of the surfer board. The handle part 100 is composed of a handle part 110 and a support part 120 as shown in FIGS. 1 and 2. Support portion 120 according to an embodiment of the present invention is coupled to the front side of the surfer board portion 200 to be described later to support the handle portion 110. The button 111 of the handle unit 110 according to an embodiment of the present invention may be implemented as a push button so that the speed can be adjusted step by step. In other words, if the user presses once, the speed can be adjusted in one step, and the speed increases step by step in sequence, and if the push button is pressed at the highest speed, the speed can be gradually reduced or the speed can be returned to the first step. have. At this time, the speed adjustment of the push button is operated only when the user pulls the lever 112. The lever 112 is made as shown in Figure 1 in a shape that can be conveniently pulled by the user, when the user pulls the lever 112 without pulling, the driving force of the surfer board by stopping the user from the surfer board You can also stop the surfer board. The operations of the button 111 and the lever 112 described above are sensed by the control unit 119 and transferred to the controller unit 411 described later through the communication unit 117 so that the driving of the entire surfer board can be controlled. The lever 112 is connected to the outside of the handle case by using the principle of the magnetic field proximity switch for the waterproof design of the handle portion 100.

The detachable portion 113 according to the embodiment of the present invention allows the handle portion 110 to be detachable from the support portion 120 as shown in FIG. 1. That is, the handle part 110 may be detached from the support part 120 to facilitate charging and A / S. As an example of the detachable part 113, a plurality of grooves are formed at one end of the support part 120, and protrusions that are inserted into the plurality of grooves are formed at the other end of the handle part 110 to fix the protrusions into the grooves. In the case of detachment, the lock can be released by pressing the push button to release the lock. However, embodiments of the detachable part 113 may be variously applied, and the present invention is not limited to any one example and may be interpreted as belonging to the scope of the technical idea of the present invention.

The battery unit 114 according to an embodiment of the present invention generates power supplied to the handle unit 110, and may include a battery or a lithium ion battery along with related circuits according to its use capacity. In this case, the battery used may be a disposable battery or a rechargeable battery. In the case of a rechargeable battery, the handle unit 110 may be detached and charged through the USB terminal unit 116, or may be charged while the handle unit 110 is fixed. However, it may be more convenient to remove and charge. The type of battery may be variously adopted, and the type of battery does not limit the present invention. Even when the handle unit 110 is fixed, wireless charging may be performed by an electromagnetic induction method in addition to charging the battery through the USB terminal unit 116. Therefore, the wireless charging unit 115 to enable wireless charging may be implemented in the handle unit 110, the scheme of the wireless charging unit 115 is to be adopted within the scope that various prior art does not depart from the spirit of the present invention. Can be. Meanwhile, the battery unit 114 described above is formed independently of the handle unit 100, but power may be supplied from the battery unit 310 of the first packing unit 300, which will be described later.

The communication unit 117 according to an embodiment of the present invention exchanges data with the communication unit 412 of the second packing unit. Data is wirelessly transmitted to each other, and may be implemented as a Bluetooth module as an example. The Bluetooth module enables wireless communication at low power within a range of about 10m. However, the Bluetooth module is only one example, and various short-range or long-range wireless communication modules may be implemented as necessary.

Display unit 118 according to an embodiment of the present invention displays the current speed of the surfboard, the current operating state (for example, "STOP", "GO"), the remaining amount of the battery of the handle portion or the battery of the first packing portion in various patterns do. That is, the remaining battery level may be displayed step by step or the remaining capacity of% may be displayed. The remaining battery amount of the first packing part is calculated by the controller part 411 or the remaining amount measured by the battery part of the first packing part is transmitted to the controller part 411 and transmitted through the Bluetooth wireless communication, and then displayed by the display part 118. Can be displayed. The display unit 118 may be implemented in the button 111 or may be implemented in one region of the handle unit 110. The display unit 118 is embodied as a high-brightness LED can be sufficiently displayed to the user even in the daytime. Various warnings may be notified to the user by displaying a word to be displayed by a combination of LEDs or by distinguishing the colors of the LEDs. As an example, the color of the LED is divided into red and blue to display a blue color in normal operation, and to display a red color when the battery voltage falls to a minimum value to alert the user.

The handle part 100 may be further provided with a vibration motor and a control circuit for controlling the vibration to generate a warning to the user as necessary.

The control unit 119 according to an embodiment of the present invention receives and manages and processes various data transmitted from the communication unit 412 of the second packing unit through the communication unit 117, and processes the data generated by the handle unit 110. The transmission unit 117 transmits the communication unit 412 to the second packing unit. For example, when the lever 112 of the handle unit 110 is pulled and placed, the control unit 119 detects this to generate a control signal, and transmits the control signal to the communication unit 412 of the second packing unit through the communication unit 117. By transmitting, the controller unit 411 cuts power or stops the driving of the motor 510. In addition, the controller 119 may include a control circuit for protecting the overdischarge of the battery. The controller 119 described above may be embodied by analog and digital logic circuits.

The overall shape of the handle part 110 is a fan-shaped, as shown in Figure 1, the groove portion 130 is formed, and the user inserts the user's hand into the groove portion 130 to grip the handle portion wrapped. The lever 112 allows the user's hand to be provided on the upper side of the area surrounding the handle part in order to allow the user to easily pull or release the lever.

The handle portion 100 is made to be waterproof to enjoy in the sea or river.

The surfer board 200 according to an embodiment of the present invention includes a top portion and a bottom portion, the top portion of which the user climbs the surfer board, and the bottom portion includes a first packing portion and a second packing portion, which will be described later. However, the first packing part and the second packing part may be mounted in packing grooves respectively formed in the bottom part, or may be mounted in each packing groove formed in the top part. In addition, one packing groove may be formed in the top portion, and the other may be formed in the bottom portion, so that the first packing portion and the second packing portion may be inserted in different regions. The top portion is composed of a non-slip pad portion 210 and the foot fixing portion 220, and although not shown in the figure, a handle fixing portion for fixing the support portion 120 to one side of the front side may be further provided. In addition, the cooling water cooling the motor and the controller unit may be provided with a discharge hole (not shown) that is discharged to one side region of the tower if necessary.

The non-slip pad portion 210 of the top portion according to the embodiment of the present invention is formed of an EVA material and is integrally formed so as not to slip even when the user gets on the top portion. The non-slip pad portion 210 may be formed in the top portion in a shape as shown in FIGS. 3 and 4, but is not limited thereto and may be formed in various shapes and shapes. In addition, they may be formed only on portions where the feet of the user are fixed without being integrally formed.

Foot fixing part 220 according to an embodiment of the present invention may be formed differently according to the type of the user, respectively, as shown in Figs. That is, in FIG. 3, the left foot fixing region 221 is located at the front side, and the left foot fixing region 221 and the right foot fixing region 222 positioned at the rear of the diagonal direction are illustrated. The left foot fixing region 221 and the right foot fixing region 222 may each be formed with a screw groove as an example, and the foot fastening portion corresponding to the screw groove is fixed to the screw groove to fix the user's foot. At this time, the foot fastening portion may be adopted in various ways provided in the conventional surfer board. In FIG. 4, the right foot fixing region 222 is formed on the front side, and the left foot fixing region 221 is formed on the rear side in contrast to FIG. 3. Each of the fixing regions of FIG. 4 may have the above-described screw groove. Figure 3 is a left hand (or left foot) type foot fixation, Figure 4 is a right hand (or right foot) type foot fixation. However, each fixed region of FIGS. 3 and 4 is shown for convenience of description and the size or shape thereof is not limited thereto.

The discharge hole according to an embodiment of the present invention is formed with a hole or a nozzle so that the coolant is discharged in any one of the left or right region of the rear region of the top portion, and further comprises a stingray-shaped surfer board according to the shape of the coolant discharged I can express it realistically.

Handle fixing portion according to an embodiment of the present invention is formed in any one of the left, center, or right region of the front region of the top portion, the handle fixing portion may be fixed or detachably fixed so as not detachable. Various fixing manners of the handle fixing unit may be adopted in the present invention without departing from the technical spirit of the present invention.

As shown in FIG. 5, the bottom part according to the exemplary embodiment of the present invention has first and second packing grooves for allowing the first packing part 300 and the second packing part 400 to be attached and detached, respectively. The rear side (tail side) is a plurality of pin portion 700 is fixedly coupled to be a reference during the rotational movement of the board.

The first packing part 300 according to an embodiment of the present invention is mounted to be detachably attached to the first packing groove. Although the first packing groove is not shown in the drawing, the groove is formed in a shape corresponding to the shape of the first packing part 300. As an example, a rechargeable lithium ion battery may be packed in the first packing part 300, and the number of packable batteries may be variously provided as necessary. The reason why the first packing part 300 and the second packing part 400 are separated from each other and mounted in the respective packing grooves is that the first packing part 300 and the second packing part 400 are continuously formed according to the charging, replacement, or after-sales service of the battery. In this case, the waterproofing function may be deteriorated, and in addition, the packing part may be demounted, and the battery module 310 and the driving unit 410 may be separated from each other in the present invention because there are many inconveniences by separating other modules when charging and replacing the battery. Formed to be provided in each packing groove so that only the battery unit can be replaced easily and easily.

The shape of the first packing part 300 is formed to match the shape of the first packing groove into which the first packing part 300 is inserted, as shown in FIG. A plurality of batteries are packed in the first packing part 300, and a pushing time of the surfer board is determined according to the packing capacity. O-ring 330 is formed on the outer circumference of the first packing part 300 to maintain the waterproof function even if the first packing part 300 is detachable. The detachable button unit 320 is formed in one region of the upper surface of the first packing unit 300, and when the user applies an external force to the detachable button unit 320, the detachable button unit 320 is released from the first packing groove so that the user packs the first packing. When the user inserts the first packing part 300 into the first packing groove, the detachable button part 320 binds to the first packing groove so as not to be detached. . The detachable button unit 320 may be implemented by various implementation means, and is not limited by any one binding method. Power supplied from the first packing part 300 is supplied to the second packing part 400 to be described later to drive a motor and a controller and a circuit interworked with the motor.

As shown in FIG. 5, the second packing part 400 according to the exemplary embodiment of the present invention includes a motor of the driving part 410 and the water jet part 500. The driving unit 410 according to an embodiment of the present invention drives the motor 510 of the water jet unit, which will be described later, and the communication unit for communicating with the controller unit 411 and the handle unit communication unit 117 for managing and processing data via Bluetooth. It consists approximately of 412. The controller unit 411 may be embodied including analog and digital logic circuits, and may include a microcontroller as necessary. The controller 411 drives the rotational speed of the motor 510 according to the operation of the button 111 of the handle 100, and immediately stops driving the motor 510 when the user releases the lever 112. To prevent the surfer board from moving forward. The communication unit 412 may be equipped with the same module to enable wireless communication with the communication unit 117 of the handle portion, and may be provided with a Bluetooth module as an example. The controller unit 411 controls the overall operation and function of the surfer board. However, the handle portion may be provided with an independent controller if necessary.

The water inlet 420 is formed in the second packing part 400 as illustrated in FIG. 5. The water suction port 420 is formed to have a diameter of the water droplets or the diameter decreases from the rear side to the front side so that the water is sucked well by the surfer board moving forward. The water sucked from the water suction port 420 is supplied to the impeller 530 and the jet nozzle 540 which will be described later to propel the surfer board by the water jet.

Since the first packing part 300 and the second packing part 400 are located under the surface of the water, the first packing part 300 and the second packing part 400 are preferably provided with a waterproof function, and the second packing part 400 is also like the first packing part 300. O-rings can be installed to make them waterproof.

Water jet unit 500 according to an embodiment of the present invention may be composed of a motor 510, a shaft 520, and an impeller 530. The motor 510 is provided in the second packing part 400 so that the motor and the circuit related to the motor are waterproof. The shaft 520 is coupled to the rotation shaft of the motor 510, and the motor rotates according to the manipulation of the button 111 to transmit rotational force to the shaft 520, and interlocked with the rotation of the shaft 520 to impeller 530. Rotates to spray water to generate thrust. In this case, the impeller 530 is located at the rear side of the surfer board, and rotates and simultaneously pushes water supplied from the water inlet 420 located in front of the surfer board to generate the driving force of the surfer board. The motor 510 may use a BLDC motor (brushless DC motor) as an example. The motor 510 and the controller 411 described above generate heat according to the use time, and thus are provided with a cooling system for cooling the motor and the controller, which will be described later.

The jet nozzle part 540 has a substantially "circular" shape in cross section, and as shown in FIG. 7, the diameter d1 of the area where the water is supplied (water inlet) is the diameter of the area where the water is discharged (water outlet) ( larger than d2). In addition, the area where the water is discharged (water discharge port) is formed to be tapered (to gradually decrease in diameter) in the direction in which the water is discharged. The jet nozzle part 540 includes a part of the impeller 530 and the shaft 520 inward. The water nozzle unit 541 is disposed to have a predetermined angle with respect to the longitudinal direction of the water nozzle unit 541 above one side of the inner circumferential region of the jet nozzle unit 540. Therefore, the water supplied from the water suction port 420 is supplied to the impeller 530 to generate the driving force by discharging the water, and is supplied to the water nozzle unit 541 to function as cooling water for cooling the motor and the controller unit.

The jet nozzle unit 540 may have different diameters at both ends thereof to increase the water pressure of the water supplied from the water inlet 420, and the water may be discharged in the longitudinal direction (straight direction) of the surfer board due to the water pressure and the small diameter of the water outlet. Allow to spray.

The cooling system for cooling the motor and the controller unit according to an embodiment of the present invention is roughly composed of a water nozzle unit 541 formed inside the jet nozzle unit 540, a cooling water supply lake, and a cold water jacket. The coolant introduced into the water nozzle unit 541 is injected into the coolant inlet of the motor 510 along a supply lake (not shown), and the coolant cooling the motor 510 is discharged to the coolant outlet of the motor 510. . Cooling water discharged from the cooling water discharge port of the motor 510 to the inlet of the cold water jacket formed to surround the controller unit 411 or located on the upper or lower surface of the controller unit 411 flows back into the cold water jacket The controller 411 is cooled by being discharged through the discharge port of 610.

As shown in FIG. 8, a shaft support 550 supporting the shaft 520 is installed in the front region of the jet nozzle unit 540, and an impeller 530 is disposed in the rear region of the jet nozzle unit 540. . The shaft support 550 supports the rotational force of the shaft 520 and may support the shaft by various shapes and structures suitable for the shape of the jet nozzle unit 540. For example, a through hole corresponding to the diameter of the shaft may be formed in the central region of the shaft support 550 such that the shaft 520 penetrates.

An example of the cold water jacket 610 is shown in FIG. 9. The first cold water jacket is located above the controller 411, and the second cold water jacket is located below the controller 411. In the first cold water jacket, the first inlet 611 into which the coolant discharged from the coolant outlet of the motor flows in and the coolant introduced into the first inlet 611 circulate through the first cold water jacket, and then the second cold water jacket is formed into a second cold water jacket. A first discharge part 612 for discharging the coolant to the inlet 613 is provided. The second cold water jacket circulates the second cold water jacket after the coolant introduced into the second inlet 613 and the second inlet 613 into which the coolant supplied from the first outlet 612 flows. A second discharge part 614 to discharge is provided. Cooling water discharged from the second discharge unit 614 is supplied to the discharge hole or discharge nozzle formed in the top portion of the above-mentioned surfer board 200 is discharged to the outside. 9 illustrates an example of the cold water jacket 610 and the cooling system of the present invention in which the coolant supplied from the water nozzle unit 541 cools the motor 510 and then cools the controller 411 again. Various implementation means may be adopted without departing from the technical spirit.

In the cooling system according to the embodiment of the present invention described above, water sucked through the water suction port 420 is supplied to the jet nozzle unit 540, and a part of the water is a water nozzle unit located inside the jet nozzle unit 540. Inflow to the 541 to cool the motor 510 and the controller 411 sequentially.

The pin part 700 according to the embodiment of the present invention is connected to the first pin part 710 and the first pin part 710 fixedly coupled to the bottom part of the surfer board part 200 as shown in FIGS. 4 and 5. Compared to the tail side is composed of a second pin portion (720). However, the number and location of the pin portion may be provided and arranged in various ways as needed. Fin portion 700 is formed in the shape of a shark fin to be a reference during the rotational movement of the board. The first fin part 710 is disposed on both sides relatively wider than the second fin part 720, and the second fin part 720 is disposed on both sides relatively narrower than the first fin part 710. In addition, the first fin portion 710 has a larger overall size than the second fin portion 720. An inner surface of both surfaces of one of the first fin portion 710 is flat, the outer surface is convex, and the fin portion of any one of the second fin portion 720 is convex. The first and

second fin parts

710 and 720 are symmetrically provided on the left and right sides thereof, respectively, and include four pin parts. The wider and larger fins are advantageous for straightness, and the narrower fins are advantageous for rotatableness, so the fin can be installed in consideration of each of these characteristics.

The surfer board can be mass-produced by applying plastic molding technology, and the outside of the surfer board 200 is formed in a seamless integrated structure, and the inside of the surfer board 200 is reinforced with urethane foam for enhanced durability and Enjoy board stimulation at the same time. In addition, the surfer board is made of a stingray shape so that front, rear, left and right are symmetrical with each other as shown in FIG.

Description of the configuration and functions of the above-described parts have been described separately from each other for convenience of description, and any configuration and function may be implemented by being integrated into other components, or may be further subdivided as necessary.

As mentioned above, although demonstrated with reference to one Embodiment of this invention, this invention is not limited to this, A various deformation | transformation and an application are possible. That is, those skilled in the art will readily appreciate that many modifications are possible without departing from the spirit of the invention. In addition, when it is determined that the detailed description of the known function and its configuration or the coupling relationship for each configuration of the present invention may unnecessarily obscure the subject matter of the present invention, it should be noted that the detailed description is omitted. something to do.

Claims

Foot fixing formed on the upper surface of the board,

A plurality of packing grooves each partitioned on an upper surface or a lower surface of the board,

A first packing part mounted in any one of the packing groove parts and having a battery part;

A second packing part mounted in the second packing groove of the other one of the packing groove parts, the driving part controlling the propulsion force of the board and transmitting data to the outside by wireless communication;

It is provided in the second packing groove region, and includes a water jet unit for generating a driving force of the board according to the control signal of the drive unit,

The surfer board of the module type propelled by the water jet, characterized in that the first packing portion and the second packing portion is composed of a module type.
The method of claim 1,

The first packing unit,

Push button portion formed on the front for easy detachment, and

Surfer board of the modular type propelled by the water jet, characterized in that it comprises an O-ring formed in the circumferential direction.
The method of claim 1,

The driving unit,

A controller unit for controlling a motor and managing data received from or transmitted to the outside;

It includes a communication unit for transmitting data to the outside by Bluetooth communication,

The water jet unit,

A motor packed in the second packing part and driven according to a control signal of the controller part;

A shaft portion rotating according to the driving of the motor, and

The surfer board of the module type propelled by the water jet, characterized in that it comprises an impeller for generating a driving force of the board by rotating in conjunction with the rotation of the shaft portion.
The method of claim 3, wherein

In the second packing portion,

The water inlet through which water is introduced is formed in a preset shape.

The nozzle portion accommodates a portion of the shaft portion and the impeller inwardly, the diameter of one side of the water is greater than the diameter of one side of the water discharge, the water nozzle is provided at the inside at a predetermined angle to recover some of the incoming water Surfer board of the modular type propelled by the water jet, characterized in that it further comprises a jet nozzle portion provided.
The method of claim 4, wherein

Cooling of the motor and controller unit,

Cooling water recovered from the water nozzle unit is injected into the inlet of the motor to cool the motor,

Cooling water discharged from the outlet of the motor is injected into the inlet of the cold water jacket for cooling the controller unit is circulated and discharged to the outlet of the cold water jacket to cool the controller unit characterized in that the module type surfer board propelled by the water jet .
The method of claim 1,

It further comprises a pin portion which is fixed or detached to the rear side of the lower surface of the board is formed in the shape of a shark fin so as to become a reference during the rotational movement of the board,

The pin portion,

The first pin portion is formed so that the inner surface is flat on both sides, the outer surface is convex,

The surfer board of the modular type propelled by a water jet, characterized in that the second pin portion is formed in a smaller size relative to the first fin portion, and formed so that both sides are convex.
The method of claim 6,

It is fixed to the front side of the board further comprises a handle for holding the user to change the direction,

The handle portion,

Lever and button portion for adjusting the speed by the user's operation,

Communication unit for transmitting data by the driver and Bluetooth communication,

A battery unit for supplying power to the handle unit;

A handle part having a display part for displaying the remaining amount of battery of the first packing part or the remaining amount of battery of the handle part;

A support fixed to the board,

The handle portion of the module-type surfer board propelled by the water jet, characterized in that detachable to the support.