Electric hydrofoil

Abstract

The present disclosure provides an electric hydrofoil. The electric hydrofoil includes a floating plate, an upright rod assembly, a battery compartment, a battery pack, a controller, and a compartment cover. According to the present disclosure, the vacuum pump is employed to form negative pressure inside the battery compartment, the battery compartment is tightly combined with the compartment cover, and the waterproof problem is fundamentally solved in combination with a first sealing member. A fixing seat is locked to a lower wall of the battery compartment first. When the upright rod assembly is assembled, a fixing plate on the upright rod assembly is pushed into a clamping groove at a lower side of the fixing seat, the upright rod assembly is manually flattened, then a thumb screw is inserted and screwed, and assembly and fixation can be completed, such that assembly and disassembly are very efficient.

1 . An electric hydrofoil, comprising a floating plate, an upright rod assembly arranged at a lower wall of the floating plate, a battery compartment arranged inside the floating plate, a battery pack, a controller, and a compartment cover rotationally connected to an upper wall of the battery compartment, wherein the upper wall of the battery compartment is flush with an upper wall of the floating plate, a lower wall of the battery compartment is flush with the lower wall of floating plate, the lower wall of the battery compartment is fixedly connected to a fixing seat, an upper end of the upright rod assembly is fixedly connected to a fixing plate, the fixing plate is detachably connected to the fixing seat through a quick disassembly structure, both the battery pack and the controller are arranged at a lower wall of an inner side of the battery compartment, the battery pack, the controller and the upright rod assembly are connected through a connector, an upper wall of the compartment cover is provided with two locking holes, inner side walls of the two locking holes are rotationally connected to knobs, lower ends of the knobs penetrate lower walls of inner sides of the locking holes and extend out to a lower side of the compartment cover, a first sealing structure is arranged between the knobs and the locking holes and between the compartment cover and the battery compartment, the lower ends of the knobs are fixedly connected to locking tongues through rotating rods, locking blocks matching the two locking tongues are arranged on a left wall and a right wall of the inner side of the battery compartment, a valve hole is arranged at the upper wall of the compartment cover and positioned between the two locking holes, and a lower wall of an inner side of the valve hole is provided with a press type exhaust valve. 
     
     
         2 . The electric hydrofoil according to  claim 1 , wherein the press type exhaust valve is composed of a joint, a valve housing, a press head, a sliding block and a valve core, the joint is fixedly connected to the lower wall of the inner side of the valve hole in a penetrating manner, a lower end of the joint extends into the lower side of the compartment cover, the valve housing is fixedly connected to an upper end of the joint, a valve cavity is arranged inside the valve housing, an inner wall of the joint is provided with a through hole penetrating up and down, the sliding block is slidably connected inside the valve cavity, the valve core is fixedly connected at a lower end of the sliding block, the end, far away from the sliding block, of the valve core penetrates an inner side wall of the through hole and is slidably connected to the through hole, the press head is fixedly connected at an upper end of the sliding block, the end, far away from the sliding block, of the press head penetrates an upper wall of the valve housing and extends out to an upper side of the valve housing, a ventilation structure is arranged between the valve core and the valve housing, a second sealing structure is arranged between the valve core and the through hole and between the sliding block and the inner side wall of the valve cavity, and an interior of the battery compartment is sucked into a negative pressure state by the vacuum pump. 
     
     
         3 . The electric hydrofoil according to  claim 2 , wherein the quick disassembly structure comprises a rear plate, a bottom plate, a thumb screw and two side plates, both the two side plates are fixedly connected to a lower wall of the fixing seat and are close to a left side and a right side of the fixing seat respectively, the rear plate is fixedly connected to rear ends of the two side plates, an upper side of the rear plate is fixedly connected to the lower wall of the fixing seat, the bottom plate is fixedly connected to a front wall of the rear plate and is close to a lower wall of the rear plate, clamping grooves matching the fixing plate are formed at a lower side of the fixing seat, between opposite sides of two side plates, and between a front side of the rear plate and an upper side of the bottom plate, and the fixing plate is connected to the fixing seat in a clamped manner through the clamping grooves. 
     
     
         4 . The electric hydrofoil according to  claim 3 , wherein a bottom of the battery compartment is provided with a threaded hole, inner walls of the fixing seat and the fixing plate each are provided with a via hole which is opposite the threaded hole up and down, the thumb screw is arranged on inner side walls of the two via holes, the end, extending into the via holes, of the thumb screw is in threaded connection to the threaded hole, and the fixing seat and the fixing plate are detachably connected to the lower wall of the battery compartment through the thumb screw. 
     
     
         5 . The electric hydrofoil according to  claim 4 , wherein three plugs are arranged on the connector, interiors of the three plugs each are provided with a positive electrode wire, a negative electrode wire and a Bluetooth control signal wire, and structures of the three plugs are completely consistent. 
     
     
         6 . The electric hydrofoil according to  claim 5 , wherein the first sealing structure comprises three first sealing members, and the three first sealing members are arranged between the battery compartment and the compartment cover, and between outer walls of the two knobs and inner side walls of the two locking holes respectively. 
     
     
         7 . The electric hydrofoil according to  claim 6 , wherein the ventilation structure comprises a communication hole, a first air hole, a second air hole and a third air hole, the communication hole is arranged at an inner wall of the valve core, the communication hole does not penetrate a lower wall of the valve core, the first air hole and the second air hole are arranged at a side wall of the valve core and are distributed up and down, the ends, facing a center of the valve core, of the first air hole and the second air hole are in communication with the communication hole, the first air hole and the second air hole are close to an upper end and a lower end of the valve core respectively, and the third air hole is arranged at an outer wall of the valve housing and is positioned at the end close to the joint. 
     
     
         8 . The electric hydrofoil according to  claim 7 , wherein the portion, located inside the valve cavity, of an outer wall of the valve core is provided with a spring in a sleeved manner, an upper end and a lower end of the spring abut against a lower end of the sliding block and an upper end of the joint respectively, when the spring is in a free state, the second air hole is positioned inside the through hole, and when the spring is pressed by pressing the press head, the second air hole extends out to a lower side of the joint. 
     
     
         9 . The electric hydrofoil according to  claim 8 , wherein the second sealing structure comprises two second sealing members, the two second sealing members are arranged on an outer wall of the valve core and an outer wall of the sliding block respectively, the second sealing member on the outer wall of the valve core is located at the position close to a lower end of the valve core, an outer wall of the second sealing member is in sliding connection to an inner side wall of the through hole, the second sealing member on the outer wall of the sliding block is located at the position close to the upper end of the sliding block, and an outer wall of the second sealing member is in sliding connection to an inner side wall of the valve cavity.