WO2020242146A1

WO2020242146A1 - Electromotive surfboard and electromotive surfboard propulsion apparatus

Info

Publication number: WO2020242146A1
Application number: PCT/KR2020/006708
Authority: WO
Inventors: 이동원; 배영진; 최정복; 김현
Original assignee: 주식회사 스테이컴퍼니
Priority date: 2019-05-24
Filing date: 2020-05-22
Publication date: 2020-12-03

Abstract

The present invention relates to an electromotive surfboard and, in particular, to an apparatus which can propel a surfboard to float the surfboard above the water surface and can selectively couple or separate the surfboard to/from a propulsion apparatus. The present invention comprises: a surfboard on which a user rides, which is formed to be longer in the length direction than the width direction; a support module having one end provided on the surfboard; a driving module which propels the surfboard and is provided at the other end of the support module; a hydrofoil which is provided in the driving module and floats the surfboard through a propulsion force from the driving module; and a control module for selectively controlling the operation of the driving module, wherein any one pair of the surfboard, the support module, the driving module, and the hydrofoil are mutually coupled or separated.

Description

Electric surfboard and electric surfboard propulsion device

The present invention relates to an electric surfboard and an electric surfboard propulsion device, and specifically relates to a device capable of propelling a surfboard to float above the water surface and selectively combining or separating the surfboard and the propulsion device.

Surfing is a type of sport where the user moves the center of gravity while riding on the top of the surfboard, changes the direction of the surfboard, and promotes the surfboard using the waves pushing toward the shore and enjoys the speed. .

Such surfing has a problem in that it is difficult to secure a driving force for the surfboard to proceed when the waves are not formed on the surface of the water, or when the surfboard is first encountered or is not proficient.

In addition, there is a problem that the speed of the surfboard is reduced due to resistance by the current.

An object of the present invention relates to a propulsion device capable of propelling a surfboard so as to float above the water surface, and selectively combining or separating the surfboard.

In order to achieve the above object, the present invention is formed in a length longer than the width direction, a surfboard on which the user boards; A support module having one end installed on the surfboard; A driving module installed at the other end of the support module and propelling the surfboard; A hydrofoil installed on the driving module and floating the surfboard by the driving force of the driving module; And a control module for selectively controlling the operation of the driving module, and any one pair of a surfboard, a support module, a driving module, and a hydrofoil is coupled or separated from each other.

In the present invention, the surfboard includes a body on which a support module is installed; A battery supplying power to the driving module; And a space formed inside the body to accommodate the battery.

In the present invention, the surfboard is hinged to the body to open and close the space; At least one or more is installed on the body along the periphery of the space and includes a locking device for fixing or releasing the cover from the body.

In the present invention, a hand part installed or formed on any one of a surfboard, a support module, a driving module, and a hydrofoil; And an arm portion which is installed or formed in any one of the rest to be coupled or separated by the male portion.

The present invention further includes a remote controller that is communicatively connected to the control module to transmit an operation signal of the driving module.

In order to achieve the above object, the present invention is mounted or separated on a surfboard on which a user is boarded, and in a propulsion device for floating a surfboard, a support module having one end installed on the surfboard; A driving module installed at the other end of the support module and propelling the surfboard; A hydrofoil installed on the driving module and floating the surfboard by the driving force of the driving module; And a control module for selectively controlling the operation of the driving module.

In the present invention, the support module includes a frame in which a hollow is formed; And a housing installed on one side of the frame and coupled to a surfboard, and a control module installed therein to radiate heat.

In the present invention, the housing includes a module case in which a control module is installed; And a fluid case in contact with the module case and into which fluid flows in or out.

In the present invention, the support module is made of a carbon material.

In the present invention, the driving module includes a pod into which the other end of the support module is inserted, and the hydrofoil is installed on both sides; An electric motor installed inside the pod; And a propeller installed at the end of the pod and rotated by the electric motor.

The electric surfboard and surfboard propulsion device according to the present invention can be floated above the water by propelling the surfboard through the driving module and the hydrofoil.

In addition, as the surfboard floats above the water surface, the resistance applied to the surfboard is reduced, thereby increasing the speed.

In addition, it is possible to secure ease of transport and management by combining or separating the components.

1 to 6 are a block diagram, a perspective view, a plan view, a bottom view, a front view, a rear view, a sectional view, and an exploded perspective view of an electric surfboard according to an embodiment of the present invention in sequence.

7 is an enlarged view of the space portion shown in FIG. 6.

8a and b are perspective and exploded perspective views sequentially illustrating the support module shown in FIG. 6.

9 is a view showing a state in which a part of the pod is removed from the driving module shown in FIG. 6.

10A to 12B are diagrams illustrating various examples of the sieving unit shown in FIG. 1.

13 is a diagram showing a state in which a fluid is introduced into the fluid case shown in FIG. 8B.

14A and 14B are diagrams sequentially illustrating before and after the operation of the driving module shown in FIG. 1.

15 is a block diagram of the control module shown in FIG. 1.

16 is a perspective view of the remote controller shown in FIG. 1.

In order to describe in detail enough to enable a person of ordinary skill in the art to easily implement the technical idea of the present invention, a most preferred embodiment of the present invention will be described with reference to the accompanying drawings.

First of all, in adding reference numerals to elements of each drawing, it should be noted that the same elements have the same numerals as possible even if they are indicated on different drawings.

In addition, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the subject matter of the present invention, a detailed description thereof will be omitted.

In the direction expressed in the content to be described later prior to the detailed description of the present invention, the top of the "upper" with respect to the support module 120 shown in FIG. 2 is a direction toward the surfboard 110, and " The lower (lower) of "lower" is defined as a direction toward the driving module 130.

Hereinafter, an electric surfboard according to an embodiment of the present invention will be described with reference to FIGS. 1 to 16.

1 to 6, the electric surfboard 100 includes a surfboard 110 for a user to board, and a propulsion device for propelling the surfboard 110 to rise above the water surface.

More specifically, the propulsion device includes a support module 120, a drive module 130, a hydrofoil 140, and a control module 150.

The surfboard 110 is formed in a length longer than the width direction and is a plate-like member floating on the water surface by buoyancy, and made of known materials such as polyurethane foam, polyethylene resin, expanded polystyrene foam, epoxy resin, etc. I can.

In the surfboard 110, the user boards the upper part and the course direction is changed by movement of the user's center of gravity without a separate steering device.

The support module 120 is configured to support the surfboard 110 and the driving module 130 installed, and one end of the support module 120 is installed on the surfboard 110.

The driving module 130 is configured to propel the surfboard 110 and is installed at the other end of the support module 120.

The hydrofoil 140 is configured to float the surfboard 110 above the water surface by the driving force of the driving module 130, and the front wing 141 installed on one side of the driving module 130, the other side It includes a rear wing 142 to be installed.

The control module 150 is a component for selectively controlling the operation of the driving module 130.

In the electric surfboard 100, any one pair of the surfboard 110, the support module 120, the driving module 130, and the hydrofoil 140 is coupled or separated from each other.

That is, each component is coupled or separated from each other, so that transport and management of the electric surfboard 100 can be easily performed.

7 is an enlarged view of the space portion shown in FIG. 6.

Referring to FIG. 7, the surfboard 110 includes a body 111, a battery 112, and a space 113.

The body 111 has a slope formed at one end of the body 111 in order to reduce the resistance of the current, and the support module 120 is installed at the other end of the body 111.

The space 113 is a space in which the battery 112 is accommodated, is formed in the body 111 and is opened to the lower side.

The battery 112 supplies power to the control module 150 and the driving module 130, and a handle 112a is installed on one side in the form of a six-sided box, so that the user can easily store the battery 112 in the space. In or out of the unit 113 can be.

In order for the battery 112 to be stably fixed to the space 113, the body 111 further includes a bracket 114 and a locking device 115.

The bracket 114 is installed on the side of the space 113, and when the battery 112 is inserted into the space 113, the end of the battery 112 is caught by the bracket 114.

The locking device 115 may be a rotating latch, installed on the bottom of the space 113, rotated to be caught on the end of the battery 112.

That is, the second fixing of the locking device 115 is performed in a state in which the battery 112 is first fixed to the bracket 114, so that the battery 112 is more stably attached to the space 113. Can be fixed.

The surfboard 110 further includes a cover 116 in order to prevent damage to the battery due to the introduction of water and other foreign substances into the space 113.

The cover 116 is hinged to the lower portion of the body 111 to open and close the space 113, and the locking device 115 may be used to maintain the cover 116 in a closed state. .

At least one of the locking device 115 is installed under the body 111 along the circumference of the space unit 113, and the cover 116 is rotated by the rotation of the locking device 115. Fixed or released from (111).

That is, the cover 116 and the locking device 115 are installed at the lower portion of the body 111, so that the user boarding the upper portion of the body 111 is positioned at the edge of the cover 116 or the locking device 115. You can rule out the risk of injuries.

In addition, the cover 116 is installed under the body 111 so that the surfboard 110 is disposed on the water surface, and the fluid is discharged from the air pocket effect due to the air inside the space 113 Since it is possible to prevent inflow into the interior of the space 113, the waterproofing efficiency of the battery 112 may be increased.

Here, the body 111 further includes a sealing member 117 and a sealing groove 117a in order to further secure the airtightness of the space part 113.

The sealing groove 117a is formed in the body 111 along the circumference of the space 113, and the sealing member 117 is installed in the cover 116 so as to correspond to the sealing groove 117a. do.

That is, when the space part 113 is closed, the sealing member 117 is inserted into the sealing groove 117a, so that the airtightness of the space part 113 may be secured.

8A and 8B, the support module 120 includes a frame 121 and a housing 122.

The frame 121 has a hollow 121a formed therein to communicate with both sides.

The housing 122 is installed at one end of the frame 121 and coupled to or separated from the surfboard 110, and the control module 150 is installed therein.

The lower portion of the housing 122 is provided with the printed circuit board of the control module 150, and the housing is in communication with the hollow 121a so that the wires connected between the printed circuit board and the driving module 130 pass. A through hole 122a is formed in the lower portion of the 122.

The housing 122 may be manufactured using a known material having high thermal conductivity, such as aluminum, in order to dissipate heat generated from the control module 150 to the outside.

In other words, the housing 122 includes a function of protecting the control module 150, a coupling separation function between the surfboard 110 and the support module 120, and a heat dissipation function of the control module 150.

The body 111 further includes an insertion part 118 and a connector 119.

The insertion part 118 is recessed at the other end of the body 111 so as to correspond to the housing 122, and the housing 122 is coupled to the insertion part 118 to be fixed to the body 111 do.

The connector 119 is a configuration for transmitting data such as power of the battery 112 and the total capacity and charge amount of the battery 112 to the control module 150, a female connector 119a, a male connector It consists of (119b) and is bound or separated from each other.

When the female connector 119a is installed between the space part 113 and the insertion part 118, the connector 119 may be installed in the housing 122.

Here, the positions of the female connector 119a and the male connector 119b may be mutually changed.

Referring to FIG. 9, the driving module 130 includes a pod 131, an electric motor 132, and a propeller 133.

The pod 131 is a streamlined housing with an empty inside, and includes a front pod 131a and a rear pod 131b.

The front pod 131a has the other end of the support module 120 inserted therein, and the electric motor 132 is installed therein.

The front pod 131a and the support module 120 communicate with each other, and a wire from the control module 150 extends to the front pod 131a through the hollow 121a and is connected to the electric motor 132 do.

The front wing 141 is installed at one end of the front pod 131a, and the propeller 133 is installed at the other end of the front pod 131a.

The propeller 133 is coupled to the rotating shaft 132a of the electric motor 132 and rotated by the driving of the electric motor 132 to generate the propulsion force of the surfboard 110.

One end of the rear pod 131b is installed by bending downward at the other end of the front pod 131a, and the rear wing 142 is installed at the other end.

That is, a lift force is generated in the front wing 141 and the rear wing 142 by the propulsion force of the electric motor 132, and the surfboard 110 by the support module 120 connected to the driving module 130 ) Can float above the water.

In addition, as the surfboard 110 floats above the water surface, resistance applied to the surfboard 110 is reduced, thereby increasing the speed.

Hereinafter, the coupling structure of the electric surfboard 100 will be described.

As described above, the electric surfboard 100 is a structure that is coupled to or separated from each other for each component, and convenience of transport and ease of management can be secured.

The electric surfboard 100 further includes a fastening part 160 to implement a coupling or separation structure between each component.

The fastening portion 160 is made of a male portion 161 and an arm portion 162, and more specifically, the male portion 161 is the surfboard 110, the support module 120, the driving module 130, the hydrofoil ( 140) is installed or formed in any one of.

In addition, the arm portion 162 is installed or formed in any one of the rest so that the male portion 161 is coupled or separated.

8a and b, as a first embodiment of the fastening part 160-1, the hand part 161-1 has both sides of the insertion part 118 along the length direction of the surfboard 110 It is a slide protrusion that is formed protruding on.

In addition, the arm portion 162-1 is a movement guide that is recessed in the side surface of the housing 122 so as to correspond to the male portion 16-1.

That is, as the slide protrusion slides along the movement guide, the housing 122 is coupled to or separated from the insertion part 118.

Here, the positions of the slide protrusion and the movement guide may be mutually changed.

Referring to FIG. 10, as a second embodiment of the fastening part 160-2, the male part 161-2 is a hook installed at or integrally formed at the end of the housing 122, and the arm part 162 -2) is a locking groove installed at the end of the insertion part 118 or integrally formed to catch the hook.

That is, after the slide protrusion slides along the movement guide, the hook is caught in the locking groove to complete the coupling of the surfboard 110 and the support module 120.

In addition, after pressing the hook to release the hook from the locking groove, the slide protrusion slides along the movement guide to complete the separation of the surfboard 110 and the support module 120.

The surfboard 110 and the support module 120 are formed in a double coupling structure through the first and second embodiments of the fastening portions 160-1 and 2, so that the support module ( 120) can be combined more firmly.

As in the first embodiment, the positions of the hooks and the locking grooves may be mutually changed.

11a and b, in a third embodiment of the fastening part 160-3, the male part 161-3 is both ends of the support module 120, and the arm part 162-3 is It is an insertion groove recessed in the lower portion of the housing 122 or in the upper portion of the pod 131 so as to correspond to the male portion 161-3.

That is, the support module 120 is coupled to or separated from the surfboard 110 or the driving module 130 by inserting or drawing both ends of the support module 120 into the insertion groove.

Further, the front pod 131a is separated into a pair, and the male portion 161-3 and the arm portion 162-3 are formed at each end to be coupled or separated from each other.

The rear pod 131b may also be applied like the front pod 131a.

Here, in order to more firmly maintain the coupling between the frame 121, the housing 122, and the pod 131, the male portion 161-3 and the arm portion 162-3 are bolted to further increase the mutual fixing force. have.

Alternatively, the hook and the locking groove of the second embodiment may be formed or installed separately in the arm portion 162-3 and the male portion 161-3, thereby increasing the mutual fixing force.

12a and b, as a fourth embodiment of the fastening portion 160-4, the arm portion 162-4 is partially cut off along the length direction of the pod 131 It is an incision groove that is formed.

In addition, the hand part 161-4 corresponds to a part of the cut pod 131 and is installed on the hydrofoil 140 or integrally formed.

That is, as the arm portion 162-4 and the hand portion 161-4 are in surface contact with each other and then bolted, the hydrofoil 140 is coupled to the pod 131 and fixed to each other.

14A and 14B are diagrams sequentially showing before and after the operation of the driving module shown in FIG. 1.

13 to 14B, the housing 122 includes a module case 123 and a fluid case 124.

The module case 123 is a space in which the control module 150 is installed, and the fluid case 124 contacts the module case 123, and fluid flows in or out therein.

The fluid is a liquid such as seawater, and a plurality of circulation holes 124a are formed on the side of the fluid case 124 for inflow or outflow of the fluid.

That is, when the surfboard 110 is located on the water surface, the fluid is introduced through the circulation hole 124a and the fluid is disposed inside the fluid case 124, thereby generating heat generated in the control module 150. Heat exchange with this fluid is performed to perform water-cooled cooling of the control module 150.

And, when the driving module 130 operates and the surfboard 110 floats above the water surface, the fluid contained in the fluid case 124 flows out to the outside through the circulation hole 124a, and the control module ( The air-cooled cooling of the control module 150 is performed in the heat exchange 150 by air.

The support module 120 may be made of a carbon material so that heat generated from the control module 150 may be prevented from being transferred to the driving module 130.

15 is a block diagram of the control module shown in FIG. 1.

Referring to FIG. 15, the control module 150 includes a sensor unit 151, an operation unit 152, and a communication unit 153.

The sensor unit 151 includes a position sensor and a tilt sensor.

The position sensor is a component for measuring the current position and speed of the surfboard, and a known sensing device based thereon such as GPS, ultrasonic waves, measuring laser, and communication network may be used.

In addition, the tilt sensor is a configuration for measuring a change in orientation of the surfboard 110, and a known sensor such as a gyro sensor may be used.

The operation unit 152 is a component for generating a drive signal or a stop signal of the electric motor 132.

The communication unit 153 is a configuration for transmitting and receiving data between components of the electric surfboard 100, and a known wireless method such as Bluetooth may be used.

The electric surfboard 100 further includes a remote controller 170.

16 is a perspective view of the remote controller shown in FIG. 1.

Referring to FIG. 16, the remote controller 170 is communicatively connected to the control module 150 to transmit the driving signal of the driving module 130 to the control module 150, or the control module 150 This is a configuration for receiving data of the battery 112 from ).

As shown in the figure, the remote controller 170 may be configured as a gun type.

More specifically, the remote controller 170 includes a main body 171, a handle 172, a trigger 173, a display unit 174, and a button 175.

The main body 171 is provided with the display unit 174 and the button 175, and the handle 172 is installed at one side.

The display unit 174 may show a current time, a capacity of the battery 112, an amount of charge, a speed of the electric surfboard 100, a coordinate value, an operation mode, and the like.

The button 175 is an input means for selecting or directly inputting a setting value shown on the display unit 174.

The trigger 173 is an input means through which an operation signal of the electric motor 132 is input and is installed on the handle 172.

That is, when a user grabs the handle 172 and pulls the trigger 173, the operation unit 152 generates an operation signal of the electric motor 132 to operate the electric motor 132.

And, when the user releases the trigger 173, the operation unit 152 generates a stop signal of the electric motor 132 to stop the electric motor 132.

The remote controller 170 further includes a docking unit 176.

The docking part 176 is installed at the end of the handle 172, and the battery of the remote controller 170 may be coupled or separated from the docking part 176.

Alternatively, when a battery is installed inside the handle 172, charging may be performed by inserting a separate charging device in the docking part 176.

As described above, the electric surfboard according to an embodiment of the present invention can be floated on the surface by propelling the surfboard through the driving module and the hydrofoil.

As described above, an optimal embodiment has been disclosed in the drawings and specifications. Although specific terms have been used herein, these are only used for the purpose of describing the present invention and are not used to limit the meaning or the scope of the present invention described in the claims. Therefore, those of ordinary skill in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Accordingly, the true technical scope of the present invention should be determined by the technical spirit of the appended claims.

Claims

A surfboard formed to have a length longer than the width direction and on which the user boards;

A support module having one end installed on the surfboard;

A driving module installed at the other end of the support module and propelling the surfboard;

A hydrofoil installed on the driving module and floating the surfboard by the driving force of the driving module; And

A control module for selectively controlling the operation of the driving module;

Including,

An electric surfboard in which any one pair of the surfboard, the support module, the driving module, and the hydrofoil is mutually coupled or separated.
The method of claim 1,

The surfboard is

A body on which the support module is installed;

A battery supplying power to the driving module; And

A space part formed inside the body to accommodate the battery;

Electric surfboard comprising a.
The method of claim 2,

The surfboard is

A cover hinged to the body to open and close the space; And

At least one locking device is installed on the body along the circumference of the space to fix or release the cover from the body;

Electric surfboard comprising a.
The method of claim 1,

A hand part installed or formed on any one of the surfboard, the support module, the driving module, and the hydrofoil; And

An arm portion which is installed or formed in any one of the rest to be coupled or separated by the male portion;

An electric surfboard further comprising a.
The method of claim 1,

An electric surfboard further comprising a remote controller communicatively connected to the control module to transmit an operation signal of the driving module.
In a propulsion device mounted or separated on a surfboard on which a user is boarded, and injures the surfboard

A support module having one end installed on the surfboard;

A driving module installed at the other end of the support module and propelling the surfboard;

A hydrofoil installed on the driving module and floating the surfboard by the driving force of the driving module; And

A control module for selectively controlling the operation of the driving module;

Surfboard propulsion device comprising a.
The method of claim 6,

The support module

A frame having a hollow inside; And

A housing installed on one side of the frame, coupled to the surfboard, and having the control module installed therein to radiate heat;

Surfboard propulsion device comprising a.
The method of claim 7,

The housing is

A module case in which the control module is installed; And

A fluid case in contact with the module case and into which fluid flows in or out;

Surfboard propulsion device comprising a.
The method of claim 6,

The support module is a surfboard propulsion device made of a carbon material.
The method of claim 6,

The driving module is

A pod into which the other end of the support module is inserted and the hydrofoil is installed on both sides;

An electric motor installed inside the pod; And

A propeller installed at an end of the pod and rotated by the electric motor;

Surfboard propulsion device comprising a.