CN210212662U - Foldable hydrofoil boat - Google Patents
Foldable hydrofoil boat Download PDFInfo
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- CN210212662U CN210212662U CN201921146139.1U CN201921146139U CN210212662U CN 210212662 U CN210212662 U CN 210212662U CN 201921146139 U CN201921146139 U CN 201921146139U CN 210212662 U CN210212662 U CN 210212662U
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- hydrofoil
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- folding arm
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Abstract
The utility model provides a foldable hydrofoil boat, belonging to the technical field of boats, which comprises a boat body and at least one hydrofoil propulsion mechanism connected with the boat body; the hydrofoil propelling mechanism comprises a support frame, a folding arm component, a driving component and a hydrofoil propelling component; the support frame is arranged on the boat body; the two sides of the boat body are respectively provided with a hydrofoil propelling component which is movably connected with the support frame through a folding arm component; the driving assembly is respectively movably connected with the support frame and the folding arm assembly and is used for adjusting the unfolding angle of the folding arm assembly relative to the horizontal plane; the unfolding angle of the folding arm component relative to the horizontal plane is adjusted through the driving component, so that the angle of the hydrofoil propelling component relative to the horizontal plane is adjusted, and the driving stability and safety are guaranteed. Make the folded cascade hydrofoil ship of this application can travel under comparatively abominable sea condition and weather to can be extensive be applied to fields such as military affairs, fishing, rescue, amusement, transportation.
Description
Technical Field
The utility model relates to a ships and light boats technical field, concretely relates to folded cascade hydrofoil ship.
Background
The hydrofoil craft is a novel high-performance ship and has the characteristics of good wave resistance, small navigation resistance and the like. The principle is that in a fluid, the position of the flow velocity is larger, the pressure intensity is smaller, when the hydrofoil boat sails in water at a high speed, the upper surface of the hydrofoil boat is convex, the water velocity between the hydrofoil and the boat body is large, the pressure intensity is small, the water velocity of the lower surface is small, and the pressure intensity is high, so that upward pressure difference exists between the upper surface and the lower surface of the hydrofoil, the dynamic lift force of the hydrofoil boat bears a part of hydrostatic buoyancy force during sailing, the boat body is lifted, and the drainage volume and the wet surface area of the hydrofoil boat are reduced.
When the hydrofoil boat sails, the contact depth between the boat body and the water surface is small, the self-stability is poor, the rolling is severe, and adverse effects are generated on the seaworthiness and the safety of the hydrofoil boat.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a folded cascade hydrofoil boat can realize adjusting the expansion angle of the relative horizontal plane of folding arm subassembly at the in-process of marcing, and then the angle of adjustment hydrofoil propulsion subassembly relative horizontal plane, stationarity and security that the guarantee was gone.
Based on the above-mentioned purpose, the utility model provides a folded cascade hydrofoil ship, include:
the submarine comprises a submarine body and at least one hydrofoil propelling mechanism connected with the submarine body;
the hydrofoil propelling mechanism comprises a support frame, a folding arm component, a driving component and a hydrofoil propelling component;
the support frame is arranged on the boat body;
the hydrofoil propelling components are respectively arranged on two sides of the boat body and are movably connected with the support frame through folding arm components;
the driving assembly is respectively movably connected with the support frame and the folding arm assembly and is used for adjusting the unfolding angle of the folding arm assembly relative to the horizontal plane.
Furthermore, the hydrofoil propulsion mechanism is provided with one hydrofoil propulsion mechanism, the hydrofoil propulsion mechanism is positioned at one end of the submarine body in the length direction, the bottom of the submarine body is connected with an auxiliary hydrofoil propulsion assembly, and the auxiliary hydrofoil propulsion assembly is positioned at the other end of the submarine body in the length direction.
Further, the two hydrofoil propulsion mechanisms are arranged at the position close to the boat head and the position close to the boat tail respectively.
Further, the hydrofoil propulsion assembly comprises a first connecting rod, a first hydrofoil and a first propeller;
the first connecting rod is movably connected with the folding arm component;
the first hydrofoil is connected with the bottom end of the first connecting rod;
the first propeller is connected with the bottom end of the first hydrofoil.
Further, the folding arm assembly comprises an upper support arm and a lower support arm;
the upper support arm is respectively movably connected with the support frame and the hydrofoil propelling component;
the lower supporting arm is respectively movably connected with the supporting frame and the hydrofoil propelling component.
Further, the support frame comprises a first bracket in an inverted U shape and at least two transverse brackets arranged from top to bottom;
the first support comprises vertical rods fixed on two sides of the boat body and arc-shaped rods connected between the vertical rods, the arc-shaped rods are upwards convex, the transverse support is connected between the vertical rods, and the transverse support is movably connected with the corresponding upper support arm and the corresponding lower support arm through shafts.
Furthermore, go up the support arm with the lower support arm is close to the one end of vertical pole is provided with the spacing groove, makes vertical pole can block into the spacing inslot to and the arc pole can block into the spacing inslot of going up the support arm.
Furthermore, the driving assembly comprises a hydraulic cylinder, a cylinder body of the hydraulic cylinder is movably connected with the support frame, and a piston rod of the hydraulic cylinder is movably connected with the folding arm assembly.
Further, the first propeller comprises a shell, a driving mechanism, a driving shaft, a first impeller and a second impeller;
the shell is connected with the bottom end of the first hydrofoil, a fluid channel and an accommodating cavity are arranged in the shell, and the fluid channel comprises a water inlet and a water outlet; a pressurizing area is arranged in the fluid channel and close to the water outlet, and the diameter of the inner wall of the pressurizing area is gradually reduced along the water discharging direction;
the driving shaft is arranged in the shell and is connected with the driving mechanism;
the driving mechanism is arranged in the accommodating cavity and used for driving the driving shaft to rotate;
the first impeller is fixedly connected to the drive shaft, the second impeller is rotatably connected to the drive shaft, and the first impeller is located at an upstream position of the second impeller, which is located inside the pumping region.
Further, the auxiliary hydrofoil propulsion assembly comprises a second connecting rod, a second hydrofoil and a second propeller;
the top end of the second connecting rod is connected with the bottom end of the boat body;
the second hydrofoil is connected with the bottom end of the second connecting rod;
the second propeller is connected with the bottom end of the second hydrofoil.
Adopt above-mentioned technical scheme, the utility model provides a folded cascade hydrofoil boat's technological effect has:
in the foldable hydrofoil craft provided by the embodiment, the hydrofoil propulsion assemblies are respectively arranged on the two sides of the hull, so that the overall stability is improved compared with the existing hydrofoil craft only provided with one hydrofoil propulsion assembly at the bottom of the hull;
the hydrofoil propelling component is movably connected with the support frame through a folding arm component; the driving assembly is respectively movably connected with the supporting frame and the folding arm assembly, the unfolding angle of the folding arm assembly relative to the horizontal plane is adjusted through the driving assembly, the angle of the hydrofoil propelling assembly relative to the horizontal plane is further adjusted, and the driving stability and safety are guaranteed. Make the folded cascade hydrofoil ship of this application can travel under comparatively abominable sea condition and weather to can be extensive be applied to fields such as military affairs, fishing, rescue, amusement, transportation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a foldable hydrofoil craft provided by an embodiment of the present invention;
fig. 2 is a side view of a foldable hydrofoil craft provided by an embodiment of the present invention;
fig. 3 is an expanded state diagram of a folding arm assembly of a foldable hydrofoil craft according to an embodiment of the present invention;
figure 4 is a folded state view of a folding arm assembly of a foldable hydrofoil craft as provided by an embodiment of the present invention;
fig. 5 is another schematic structural diagram of a foldable hydrofoil craft provided by the embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 1 at A;
fig. 7 is a schematic structural diagram of a first propeller according to an embodiment of the present invention.
Reference numerals: 100-hull, 200-hydrofoil propulsion mechanism, 210-support frame, 211-transverse support frame, 212-vertical rod, 213-arc rod, 220-folding arm assembly, 221-upper support arm, 222-lower support arm, 223-limit groove, 230-drive assembly, 240-hydrofoil propulsion assembly, 241-first connecting rod, 242-first hydrofoil, 243-first propeller, 141-shell, 142-drive mechanism, 143-drive shaft, 144-first impeller, 145-second impeller, 146-fluid channel, 147-housing chamber, 148-water inlet, 149-water outlet, 150-booster zone, 151-motor, 152-speed reducer, 153-sealing shell, 154-sealing element, 300-auxiliary hydrofoil propulsion assembly, 310-second connecting rod, 320-second hydrofoil, 330-second propeller.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, the present application provides a foldable hydrofoil craft, comprising: the submarine comprises a submarine body 100 and hydrofoil propulsion mechanisms 200, wherein at least one hydrofoil propulsion mechanism 200 is arranged and connected with the submarine body 100;
the hydrofoil propulsion mechanism 200 comprises a support frame 210, a folding arm assembly 220, a drive assembly 230 and a hydrofoil propulsion assembly 240;
the support frame 210 is arranged on the boat body 100 and plays a role in supporting each component;
two hydrofoil propulsion assemblies 240 are arranged, one hydrofoil propulsion assembly 240 is respectively arranged on each side of the boat body 100, and the hydrofoil propulsion assemblies 240 are movably connected with the support frame 210 through the folding arm assemblies 220;
the driving assembly 230 is movably connected with the supporting frame 210 and the folding arm assembly 220, and the driving assembly 230 is used for adjusting the unfolding angle of the folding arm assembly 220 relative to the horizontal plane, so as to adjust the unfolding angle of the hydrofoil propelling assembly 240 relative to the horizontal plane, thereby achieving the purpose of adapting to the change of the underwater environment.
In the foldable hydrofoil craft provided by the embodiment, the hydrofoil propulsion assemblies 240 are respectively arranged on two sides of the hull 100, so that the overall stability is improved compared with the existing hydrofoil craft only provided with one hydrofoil propulsion assembly 240 at the bottom of the hull 100;
the hydrofoil propulsion assembly 240 is movably connected with the support frame 210 through the folding arm assembly 220; the driving assembly 230 is movably connected with the support frame 210 and the folding arm assembly 220 respectively, the unfolding angle of the folding arm assembly 220 relative to the horizontal plane is adjusted through the driving assembly 230, the angle of the hydrofoil propelling assembly 240 relative to the horizontal plane is further adjusted, and the driving stability and safety are guaranteed; the foldable hydrofoil craft can run under severe sea conditions and weather, and can be widely applied to the fields of military affairs, fishing, rescue, entertainment, transportation and the like.
In the preferred embodiment of the present application, referring to fig. 5, one hydrofoil propulsion mechanism 200 may be provided, and the hydrofoil propulsion mechanism 200 is located at one end of the hull 100 in the length direction, so that the stability of the hull 100 is increased, and the unfolding angle of the folding arm assembly 220 and the hydrofoil propulsion assembly 240 relative to the horizontal plane can be conveniently adjusted.
In order to ensure the balance of the hull 100 in the longitudinal direction, an auxiliary hydrofoil propulsion assembly 300 is connected to the bottom of the hull 100, and the auxiliary hydrofoil propulsion assembly 300 is located at the other end of the hull 100 in the longitudinal direction, that is, at the opposite end of the hydrofoil propulsion mechanism 200. The boat body 100 can smoothly travel on water by the hydrofoil propulsion mechanism 200 and the hydrofoil propulsion mechanism 200 at the same time.
In the preferred embodiment of the present application, referring to fig. 1 and 2, two hydrofoil propulsion mechanisms 200 are provided and are respectively disposed at a position near the stern and a position near the stern. The front and back sides and the two sides of the boat body 100 can keep balance when traveling on water, and the driving stability and safety are improved.
In a preferred embodiment of the present application, referring to fig. 3 and 4, the hydrofoil propulsion assembly 240 comprises a first connecting rod 241, a first hydrofoil 242 and a first propeller 243;
the first connecting rod 241 is movably connected with the folding arm assembly 220, and the movable connection mode can adopt a shaft connection mode or a pin connection mode;
the first hydrofoil 242 is connected with the bottom end of the first connecting rod 241, preferably, the first hydrofoil 242 is arc-shaped, the upper surface of the first hydrofoil 242 is convex, so that there is an upward pressure difference between the upper surface and the lower surface of the first hydrofoil 242, the dynamic lifting force of the hydrofoil boat bears a part of hydrostatic buoyancy when sailing, the boat body 100 is lifted, and the drainage volume and wet surface area of the hydrofoil boat are reduced; a first propeller 243 is connected to the bottom end of the first hydrofoil 242, the first propeller 243 providing power for traveling.
In the preferred embodiment of the present application, the auxiliary hydrofoil propulsion assembly 300 has the same structure as the hydrofoil propulsion assembly 240 described above, and specifically, the auxiliary hydrofoil propulsion assembly 300 includes a second connecting rod 310, a second hydrofoil 320 and a second propeller 330; the top end of the second connecting rod 310 is connected with the bottom end of the hull 100; the second hydrofoil 320 is connected with the bottom end of the second connecting rod 310, and the second hydrofoil 320 has the same structure as the first hydrofoil 242; the second impeller 330 is connected to the bottom end of the second hydrofoil 320, and the second impeller 330 has the same structure as the first impeller 243.
In the preferred embodiment of the present application, the folding arm assembly 220 includes an upper support arm 221 and a lower support arm 222;
the upper supporting arm 221 is movably connected with the supporting frame 210 and the first connecting rod 241 in the hydrofoil propelling component 240 respectively, and the movable connection mode can adopt a shaft connection mode or a pin connection mode;
the lower support arm 222 is movably connected to the support frame 210 and the first connecting rod 241 of the hydrofoil propulsion assembly 240, and the movable connection may be a shaft connection or a pin connection;
when the device is used, the upper support arm 221 and the lower support arm 222 can be arranged in parallel, so that the upper support arm 221 and the lower support arm 222 can move synchronously.
The driving assembly 230 comprises a hydraulic cylinder, a cylinder body of the hydraulic cylinder is movably connected with the supporting frame 210, and a piston rod of the hydraulic cylinder is movably connected with the folding arm assembly 220. More specifically, the number of hydraulic cylinders can be set to one, and its cylinder body and support frame 210 swing joint, piston rod and last support arm 221 swing joint, when the piston rod is flexible, make support arm 221 swing, and then, go up support arm 221 and drive lower support arm 222 and swing in step, reach the regulatory action to the swing angle of first hydrofoil 242.
In addition, a hydraulic power element is further provided on the hull 100, and is connected to the hydraulic cylinder to supply power to the hydraulic cylinder.
In the preferred embodiment of the present application, the supporting frame 210 includes a first bracket in an inverted U shape and at least two lateral brackets 211 arranged from top to bottom;
the first support comprises vertical rods 212 fixed on two sides of the boat body 100 and arc rods 213 connected between the vertical rods 212, the arc rods 213 are upwardly convex, the transverse support 211 is connected between the vertical rods 212, the transverse support 211 is movably connected with the corresponding upper support arm 221 and lower support arm 222 through shafts, namely, the upper support arm 221 is movably connected with the transverse support 211 located above through a shaft, and the lower support arm 222 is movably connected with the transverse support 211 located below through a shaft.
Preferably, referring to fig. 6, the upper support arm 221 and the lower support arm 222 are respectively provided with a stopper groove 223 at one end thereof adjacent to the vertical rod 212, so that the vertical rod 212 can be caught in the stopper groove 223, and the arc-shaped rod 213 can be caught in the stopper groove 223 of the upper support arm 221. Due to the matching use of the limiting groove 223, the vertical rod 212 and the arc-shaped rod 213, the upper support arm 221 and the lower support arm 222 can be prevented from swinging along the fore-and-aft direction of the hull 100, and the stability of the upper support arm 221 and the lower support arm 222 is further improved.
In the preferred embodiment of the present application, the first impeller 243 and the second impeller 330 have the same structure, and therefore, in the present embodiment, the structure of the first impeller 243 is described, and for the structure of the second impeller 330, refer to the structure of the first impeller 243.
Specifically, referring to fig. 7, the first impeller 243 includes a housing 141, a driving mechanism 142, a driving shaft 143, a first impeller 144, and a second impeller 145;
the housing 141 is connected to the bottom end of the first hydrofoil 242, the housing 141 is cylindrical, the upper end of the housing and the front end (upstream position) and the rear end (downstream position) of the housing 141 of the first hydrofoil are both conical, and the housing 141 is internally provided with a fluid passage 146 and an accommodating cavity 147; a fluid passageway 146 for passing a flow of water, the fluid passageway 146 including a water inlet 148 and a water outlet 149; preferably, the water inlet 148 is disposed at the bottom of the housing 141, and the water outlet 149 is disposed at one axial end of the housing 141;
a pressurizing area 150 is arranged in the fluid channel 146 and close to the water outlet 149, the diameter of the inner wall of the pressurizing area 150 decreases progressively along the water discharging direction, and the diameter of the pressurizing area 150 decreases progressively, so that the pressurizing effect on water flow can be realized, and the flow speed is further improved;
the driving shaft 143 is disposed inside the case 141 and connected to the driving mechanism 142;
the driving mechanism 142 is disposed in the accommodating cavity 147 for driving the driving shaft 143 to rotate;
the first impeller 144 is fixedly connected to the driving shaft 143 and can rotate synchronously with the driving shaft 143, and the second impeller 145 is rotatably connected to the driving shaft 143 and has a function of rectifying the water flow discharged by the first impeller 144; also, the first impeller 144 is located at an upstream position of the second impeller 145, and the second impeller 145 is located inside the booster zone 150.
In the first impeller 243 of the present application, since the pressurizing zone 150 is provided in the fluid passage 146 in the casing 141 at a position close to the drain port 149, the diameter of the inner wall of the pressurizing zone 150 decreases in the draining direction; the second impeller 145 is positioned inside the pumping region 150, the first impeller 144 is positioned at the upstream position of the second impeller 145, when the driving mechanism 142 drives the first impeller 144 to rotate through the driving shaft 143, the first impeller 144 pushes the water flow into the pumping region 150, and the diameter of the inner wall of the pumping region 150 decreases progressively along the water discharging direction; the second impeller 145 located in the pressurizing zone 150 accelerates the water flow and sprays the water flow to the outside of the water outlet 149, thereby increasing the propelling force, improving the propelling power of the first propeller 243 and improving the driving effect.
The driving mechanism 142 includes a controller, a motor 151, a speed reducer 152 and a sealing housing 153; the controller is electrically connected with the motor 151, the motor 151 is connected with the input end of the speed reducer 152, the output end of the speed reducer 152 is connected with the driving shaft 143, and the sealing shell 153 is positioned at the output end of the speed reducer 152 and is fixed in the shell 141.
One end of the sealing housing 153 close to the water outlet 149 is a flow guide part, the flow guide part is in a conical cylinder shape, and the diameter of the flow guide part is gradually reduced along the water discharging direction.
A sealing element 154 is arranged between the sealing shell 153 and the driving shaft 143, a sealing element 154 is arranged between the output end of the speed reducer 152 and the driving shaft 143, and the sealing element 154 can adopt water seal and oil seal.
The application provides a folded cascade hydrofoil boat, when using, wherein, hull 100 can adopt light-duty foam's fishing boat, surfboard or other types of miniaturized aquatic equipment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A foldable hydrofoil craft, comprising: the submarine comprises a submarine body and at least one hydrofoil propelling mechanism connected with the submarine body;
the hydrofoil propelling mechanism comprises a support frame, a folding arm component, a driving component and a hydrofoil propelling component;
the support frame is arranged on the boat body;
the hydrofoil propelling components are respectively arranged on two sides of the boat body and are movably connected with the support frame through folding arm components;
the driving assembly is respectively movably connected with the support frame and the folding arm assembly and is used for adjusting the unfolding angle of the folding arm assembly relative to the horizontal plane.
2. Foldable hydrofoil craft according to claim 1 characterized in that one hydrofoil propulsion mechanism is provided at one longitudinal end of the hull, and an auxiliary hydrofoil propulsion unit is connected to the bottom of the hull and at the other longitudinal end of the hull.
3. Foldable hydrofoil craft according to claim 1, characterized in that said hydrofoil propulsion means are provided in two and are arranged respectively in a position close to the craft bow and in a position close to the craft tail.
4. Foldable hydrofoil craft according to any of the claims 1-3 wherein said hydrofoil propulsion assembly comprises a first connecting rod, a first hydrofoil and a first propeller;
the first connecting rod is movably connected with the folding arm component;
the first hydrofoil is connected with the bottom end of the first connecting rod;
the first propeller is connected with the bottom end of the first hydrofoil.
5. Foldable hydrofoil craft according to claim 1 wherein said folding arm assemblies comprise upper and lower support arms;
the upper support arm is respectively movably connected with the support frame and the hydrofoil propelling component;
the lower supporting arm is respectively movably connected with the supporting frame and the hydrofoil propelling component.
6. Foldable hydrofoil craft according to claim 5 wherein said support frame comprises a first bracket in the shape of an inverted U and at least two transverse brackets arranged from top to bottom;
the first support comprises vertical rods fixed on two sides of the boat body and arc-shaped rods connected between the vertical rods, the arc-shaped rods are upwards convex, the transverse support is connected between the vertical rods, and the transverse support is movably connected with the corresponding upper support arm and the corresponding lower support arm through shafts.
7. Foldable hydrofoil craft according to claim 6 characterized in that the ends of said upper and lower support arms close to said vertical bars are provided with a limit groove enabling said vertical bars to be snapped into said limit groove and an arc-shaped bar to be snapped into the limit groove of the upper support arm.
8. Foldable hydrofoil craft according to claim 1 wherein said drive assembly comprises a hydraulic cylinder, the cylinder body of said hydraulic cylinder being movably connected to said support frame, the piston rod of said hydraulic cylinder being movably connected to said folding arm assembly.
9. Foldable hydrofoil craft according to claim 4 wherein said first propeller comprises a housing, a drive mechanism, a drive shaft, a first impeller and a second impeller;
the shell is connected with the bottom end of the first hydrofoil, a fluid channel and an accommodating cavity are arranged in the shell, and the fluid channel comprises a water inlet and a water outlet; a pressurizing area is arranged in the fluid channel and close to the water outlet, and the diameter of the inner wall of the pressurizing area is gradually reduced along the water discharging direction;
the driving shaft is arranged in the shell and is connected with the driving mechanism;
the driving mechanism is arranged in the accommodating cavity and used for driving the driving shaft to rotate;
the first impeller is fixedly connected to the drive shaft, the second impeller is rotatably connected to the drive shaft, and the first impeller is located at an upstream position of the second impeller, which is located inside the pumping region.
10. Foldable hydrofoil craft according to claim 2 wherein said auxiliary hydrofoil propulsion assembly comprises a second connecting rod, a second hydrofoil and a second propeller;
the top end of the second connecting rod is connected with the bottom end of the boat body;
the second hydrofoil is connected with the bottom end of the second connecting rod;
the second propeller is connected with the bottom end of the second hydrofoil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146139.1U CN210212662U (en) | 2019-07-19 | 2019-07-19 | Foldable hydrofoil boat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146139.1U CN210212662U (en) | 2019-07-19 | 2019-07-19 | Foldable hydrofoil boat |
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| CN210212662U true CN210212662U (en) | 2020-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254604A (en) * | 2019-07-19 | 2019-09-20 | 赛奎鹰智能装备(威海)有限责任公司 | Folding foilcraft |
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2019
- 2019-07-19 CN CN201921146139.1U patent/CN210212662U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254604A (en) * | 2019-07-19 | 2019-09-20 | 赛奎鹰智能装备(威海)有限责任公司 | Folding foilcraft |
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