Modular Power System and A Modular Electric Surfboard

Abstract

This application provides a modular power system and a modular electric surfboard. A modular power system includes a motor, a propulsion unit, an ESC module, and a mast assembly. The motor includes a first connection end and a second connection end. The first connection end of the motor is detachably connected to the propulsion unit. The second connection end of the motor is detachably connected to the ESC module. The mast assembly is detachably connected to the ESC module. A modular power system provided in this application and A modular electric surfboard applying it are arranged in a modular structure manner, and the mutually combined modular components use detachable interface designs, making installation, disassembly, and maintenance simple. A modular electric surfboard containing the modular power system of this application can achieve conversion between various surfing conditions and modes.

What is claimed is: 
     
         1 . A modular power system, comprising: a motor having a first connection end and a second connection end; a propulsion unit detachably connected to the first connection end; an ESC module detachably connected to the second connection end; and a mast assembly detachably connected to the ESC module. 
     
     
         2 . A modular power system in accordance with  claim 1 , wherein the mast assembly comprises a detachably connected mast and a mast connector, the mast connector includes a first connection end and a second connection end, wherein the first connection end of the mast connector is detachably connected to the mast, wherein the second connection end of the mast connector is detachably connected to the ESC module. 
     
     
         3 . A modular power system in accordance with  claim 2 , further comprising a hydrofoil assembly, wherein the hydrofoil assembly includes at least one of a front hydrofoil and a rear hydrofoil, the mast connector includes a hydrofoil mounting base, the front hydrofoil is detachably mounted on the hydrofoil mounting base of the mast connector, and the rear hydrofoil is detachably mounted on the propulsion unit. 
     
     
         4 . A modular power system in accordance with  claim 3 , wherein the hydrofoil assembly includes at least two sets, at least one of the shape, size, and installation angle of the at least two sets of hydrofoil assemblies is different; wherein the mast is configured as a long mast, a short mast, a straight mast, or an inclined mast, and the mast is provided with a detachable mast base. 
     
     
         5 . A modular power system in accordance with  claim 4 , wherein the mast assembly includes at least two masts, at least one of the length and tilt angle of the at least two masts is different, and one of them can be installed for use as needed. 
     
     
         6 . A modular power system in accordance with  claim 5 , wherein the ESC module includes a wiring harness, and the wiring harness passes through the mast. 
     
     
         7 . A modular power system in accordance with  claim 6 , wherein the first connection end of the motor and the propulsion unit are connected by a plug-in method, the propulsion unit includes a propeller shaft, the motor includes a coupling, the propeller shaft of the propulsion unit is connected to the coupling of the motor, and the propeller shaft and the coupling are connected via a coupling connection or a key connection. 
     
     
         8 . A modular power system in accordance with  claim 6 , wherein the second connection end of the motor and the ESC module are connected by a plug-in method. 
     
     
         9 . A modular power system in accordance with  claim 8 , wherein the housing of the ESC module is a metal housing, the ESC module is fully potted encapsulated, after assembly it forms an integral unit with the motor, and is configured to be placed underwater together during use. 
     
     
         10 . A modular electric surfboard, comprising: a surfboard module, a modular power system, and a power supply module;
 the modular power system, comprising: a motor having a first connection end and a second connection end; a propulsion unit detachably connected to the first connection end; an ESC module detachably connected to the second connection end; and a mast assembly detachably connected to the ESC module;   the surfboard module includes a board body; the modular power system is detachably connected to the surfboard module via one end of the mast assembly, the other end of the mast assembly is detachably connected to the ESC module; the power supply module includes a battery, the power supply module is detachably connected to the board body, and the battery is electrically connected to the motor.   
     
     
         11 . A modular electric surfboard in accordance with  claim 10 , wherein the mast assembly comprises a detachably connected mast and a mast connector, the mast connector includes a first connection end and a second connection end, wherein the first connection end of the mast connector is detachably connected to the mast, wherein the second connection end of the mast connector is detachably connected to the ESC module. 
     
     
         12 . A modular electric surfboard in accordance with  claim 11 , further comprising a hydrofoil assembly, wherein the hydrofoil assembly includes at least one of a front hydrofoil and a rear hydrofoil, the mast connector includes a hydrofoil mounting base, the front hydrofoil is detachably mounted on the hydrofoil mounting base of the mast connector, and the rear hydrofoil is detachably mounted on the propulsion unit; the hydrofoil assembly includes at least two sets, at least one of the shape, size, and installation angle of the at least two sets of hydrofoil assemblies is different; wherein the mast is configured as a long mast, a short mast, a straight mast, or an inclined mast, and the mast is provided with a detachable mast base. 
     
     
         13 . A modular electric surfboard in accordance with  claim 12 , wherein the mast assembly includes at least two masts, at least one of the length and tilt angle of the at least two masts is different, and one of them can be installed for use as needed; the ESC module includes a wiring harness, and the wiring harness passes through the mast. 
     
     
         14 . A modular electric surfboard in accordance with  claim 13 , wherein the first connection end of the motor and the propulsion unit are connected by a plug-in method, the propulsion unit includes a propeller shaft, the motor includes a coupling, the propeller shaft of the propulsion unit is connected to the coupling of the motor, and the propeller shaft and the coupling are connected via a coupling connection or a key connection; the second connection end of the motor and the ESC module are connected by a plug-in method. 
     
     
         15 . A modular electric surfboard in accordance with  claim 14 , wherein the housing of the ESC module is a metal housing, the ESC module is fully potted encapsulated, after assembly it forms an integral unit with the motor, and is configured to be placed underwater together during use. 
     
     
         16 . A modular electric surfboard in accordance with  claim 15 , wherein the board body is a rigid board body or an inflatable board body, the bottom of the board body is provided with a board base for connecting to the mast, and the mast is provided with a mast base for connecting to the board base. 
     
     
         17 . A modular electric surfboard in accordance with  claim 16 , wherein the connection between the board base and the mast base is a detachable connection, and the detachable connection is not limited to one or several of threaded connection, snap connection, pin connection, key connection, spline connection, or collet connection. 
     
     
         18 . A modular electric surfboard in accordance with  claim 17 , further comprising a handle, wherein the handle is detachably connected to the board body.