CN205469704U - Power surfboards - Google Patents
Power surfboards Download PDFInfo
- Publication number
- CN205469704U CN205469704U CN201620315315.XU CN201620315315U CN205469704U CN 205469704 U CN205469704 U CN 205469704U CN 201620315315 U CN201620315315 U CN 201620315315U CN 205469704 U CN205469704 U CN 205469704U
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- electromotor
- water
- power
- nacelle
- hatchcover
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Abstract
The utility model relates to a power surfboards, including the casing, be provided with the water -cooled engine as the power supply in the casing, still be equipped with the coolant tank who forms a complete set with the water -cooled engine on the casing, have on coolant tank's the tank wall and be used for directly contacting in order to carry out heat conduction refrigerated heat conduction section with the external surface of water when power surfboards slides on the surface of water. Power surfboards forms relative motion with the surface of water when travelling forward, coolant tank can rely on mobile water to dispel the heat, can effectively improve coolant tank to the cooling radiating effect of water -cooled engine, improves the operational environment of water -cooled engine.
Description
Technical field
This utility model relates to a kind of power surfboard.
Background technology
Surfing is a kind of motion liked by people very much, surfer stands on a surfboard, high speed slide on the water surface, on the sea that stormy waves is bigger, without power traction, surfer's manipulation can slide on the sea that stormy waves is less, it is possible to drawn by motor boat or yacht, surfer splits brokenly across the sea and cuts wave, enjoys joy.
For solving the surfing in the case of not having traction, people have invented power surfboard, and power surfboard is to arrange electromotor on a surfboard, electromotor drive propeller work, utilize the counteracting force of water flow jet in hydroplaning.Electromotor on existing power surfboard is 50CC rank, air-cooled two-cycle engine, and owing to being short of power, sliding speed is relatively slow, and per hour less than 25 kilometers, recreational not strong, particularly heading sea against the wind when, surfer cannot enjoy the enjoyment of surfing.
A kind of power surfboard engine is disclosed in the Chinese utility model patent that Authorization Notice No. is CN204436577U, this power surfboard engine is converted by motorcycle 125CC water-cooled engine, this electromotor can well be applied on power surfboard, meets the power demand of surfboard.But, after using water-cooled engine, it is necessary on housing, the corresponding cooling water tank of supporting installation is to meet the cooling requirement of electromotor.How to arrange the position of cooling water tank and then obtain higher cooling effectiveness, just becoming power surfboard designer institute urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of power surfboard for improving cooling water tank cooling effectiveness.
For achieving the above object, the technical scheme of power surfboard provided by the utility model is: a kind of power surfboard, including housing, housing is provided with the water-cooled engine as power source, it is additionally provided with the cooling water tank supporting with water-cooled engine on housing, the tank wall of described cooling water tank has for directly contacting to carry out the heat conduction section of heat conduction cooling with the extraneous water surface when power surfboard planking.
Described cooling water tank is arranged at the bottom of described housing, and described heat conduction section is positioned on the bottom tank wall of described cooling water tank.
The bottom tank wall of described cooling water tank and the bottom of described housing are integrative-structure.
Described water-cooled engine is EFI water-cooled four cycle engine.
Change speed gear box and propeller it is additionally provided with on described housing, water-cooled engine is connected with gearbox transmission, the output shaft of change speed gear box is in transmission connection with propeller by transmission shaft structure, transmission shaft structure includes the first power transmission shaft being in transmission connection by the output shaft of the first universal joint Yu described change speed gear box and the second driving shaft being in transmission connection by the second universal joint with described propeller, and the first power transmission shaft is assembled together by the guide extension that coaxially arranged spline connected structure is corresponding with second driving shaft.
The first described universal joint and the second universal joint are cross axle structure.
Being provided with electromotor nacelle in described housing, described water-cooled engine is arranged in described electromotor nacelle, and the opening part in electromotor nacelle is equipped with hatchcover by the fixing of air tyre sealing circumferentially extending along the opening of electromotor nacelle.
The opening part of described electromotor nacelle is provided with hatchcover and fixes seat, it is circumferentially extending along opening or outwards the outer of turnover of distribution turns edge that hatchcover fixes seat, described hatchcover turns edge in being provided with or distribution circumferentially extending along described opening, described air tyre fix be installed on described outer turn edge and interior turn edge between be fixed on, to be press-fited by hatchcover, the sealing assembling that hatchcover is fixed on seat and realized electromotor nacelle and hatchcover.
Being provided with electromotor nacelle in described housing, electromotor nacelle is provided with cooling air channel, cooling air channel have forward for when surfboard forward slip in face of the air inlet the wind comes from and exhaust outlet backwards, described cooling air channel is provided with electronic fan.
Described exhaust outlet is positioned at the top of described air inlet, cooling air channel has and extends to the intake stack that described enging cabin is external, the front port of intake stack is described air inlet, intake stack has by front tilting backwards upwardly extending dash section, and on intake stack, the front end in described dash section is provided with the bleeder that the water for entering is discharged from described air inlet.
The beneficial effects of the utility model are: power surfboard provided by the utility model uses water-cooled engine to obtain bigger power, and utilize cooling water tank to realize the cooling to electromotor, have for directly contacting to carry out the heat conduction section of heat conduction cooling with the extraneous water surface when power surfboard planking on the tank wall of cooling water tank, so, power surfboard forms relative motion when travelling forward with the water surface, cooling water tank can rely on the water of flowing to dispel the heat, the cooling water tank cooling radiating effect to water-cooled engine can be effectively improved, improve the working environment of water-cooled engine.
Further, cooling water tank is arranged at the bottom of housing, and heat conduction section is positioned on the bottom tank wall of cooling water tank, when ensureing effectively to contact with the extraneous water surface, and convenient layout cooling water tank.
Further, the bottom tank wall of cooling water tank becomes in integrative-structure with the bottom of housing, it is to avoid the sealing problem that split arranges and brings.
Further, water-cooled engine is EFI water-cooled four cycle engine, can meet higher environmental emission standard.
Further, change speed gear box is in transmission connection with propeller by the first universal joint, transmission shaft structure and the second universal joint, first power transmission shaft of transmission shaft structure is assembled together by the guide extension that coaxially arranged spline connected structure is corresponding with second driving shaft, so can deform at power surfboard, when reversing, adapt to change speed gear box and angle of rake relative change in location, by the flexible adjustment between the first power transmission shaft and second driving shaft and the rotation compensation of two universal joints so that power can be transferred to propeller by change speed gear box swimmingly.
Further, utilize air tyre to realize the effective sealing between electromotor nacelle and hatchcover, not only realize hatchcover is fixed, also achieve effective sealing of electromotor nacelle and hatchcover.
Further, in electromotor nacelle, cooling air channel is set, do not force to outside air draft merely with electronic fan, it is additionally, since the air inlet forward of cooling air channel when surfboard forward slip in face of the wind comes from so that the cold wind of outside can smoothly enter very much portion in enging cabin body, the exhaust outlet backwards of cooling air channel is discharged, and then smoothly the heat in portion in enging cabin body is discharged, it is ensured that even if in the case of electronic fan lost efficacy, also having enough air draft abilities.
Further, exhaust outlet is positioned at the top of air inlet, it is simple to realizes outer row character and conduct and makees.Simultaneously, intake stack arranges dash section and bleeder, so, when the spray that air inlet enters cooling air channel hits in dash section, cold wind is moved upwardly in electromotor nacelle along dash section, current are then discharged through bleeder, it is to avoid current enter and bring other influences in electromotor nacelle.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of power surfboard provided by the utility model；
Fig. 2 is the top view of power surfboard shown in Fig. 1；
Fig. 3 is the structural representation of the cooling air channel of electromotor nacelle in Fig. 1；
Fig. 4 is the schematic diagram of transmission shaft structure in Fig. 1；
Fig. 5 is electromotor nacelle and hatchcover sealing installation structure schematic diagram in Fig. 1；
Fig. 6 is the view in Fig. 5 after air tyre venting.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
The specific embodiment of power surfboard provided by the utility model, as shown in Figures 1 to 6, power surfboard includes housing 7, housing 7 is provided with electromotor nacelle 10, being provided with the water-cooled engine 1 as power source in electromotor nacelle 10, water-cooled engine 1 herein specifically can use EFI four stroke water-cooled generator, meets higher environment protection emission requirement, housing 7 is additionally provided with change speed gear box 2 and propeller 6, water-cooled engine 1 drives propeller 6 to work by change speed gear box 2.
EFI four stroke water-cooled generator herein can use below 330CC, such as 250CC electromotor, 125CC electromotor, 100CC electromotor etc., so can be on the calm water surface, reach higher sliding speed, as maximum speed can reach 35 kilometers the highest per hour, improve the recreational of power surfboard.
In the present embodiment, the output shaft of change speed gear box 2 is in transmission connection with propeller 6 by transmission shaft structure 4, transmission shaft structure 4 includes the first power transmission shaft 43 being in transmission connection by the output shaft of the first universal joint 42 with change speed gear box 2 and the second driving shaft 44 being in transmission connection by the second universal joint 45 with propeller 6, the first universal joint and the second universal joint herein are cross axle structure, first universal joint 42 is installed together with change speed gear box by the first ring flange 41, second universal joint 45 is then installed together with propeller by the second ring flange 46, first power transmission shaft 43 is assembled together by the guide extension that coaxially arranged spline connected structure is corresponding with second driving shaft 44.Owing to two cross axle structures can rotate in the two directions, then two power transmission shafts then carry out flexible adjustment by spline connected structure on axis, so, even if owing to manufacturing or installing, nacelle deforms, change speed gear box 2 is caused to change with the relative position of propeller 6, can also carry out adapting to adjust by two power transmission shafts, not result in the mutual shock between change speed gear box 2 and propeller 6.
In the present embodiment, use water-cooled engine as power source, corresponding, the cooling water tank 5 supporting with water-cooled engine it is also configured with in housing 7, have for directly contacting to carry out the heat conduction section 50 of heat conduction cooling with the extraneous water surface when power surfboard planking on the tank wall of cooling water tank 5, specifically, cooling water tank 5 herein is arranged at the bottom of housing 7, and heat conduction section 50 is positioned on the bottom tank wall of cooling water tank 5.Further, the bottom tank wall of cooling water tank and the bottom of described housing are integrative-structure, so can save the sealing between cooling water tank and housing, simplify overall structure.
Use water-cooled engine herein, and cooling water tank is directly arranged at bottom and the heat conduction section of the bottom tank wall of cooling water tank is directly contacted with the water surface, simple in construction, dispel the heat the best.
It practice, be provided with electromotor nacelle 10 in housing, water-cooled engine 1 is arranged in electromotor nacelle 10, and the opening part in electromotor nacelle 10 is equipped with hatchcover 11 by air tyre 12 sealing.Specifically, opening part in electromotor nacelle 10 is provided with hatchcover and fixes seat, hatchcover is fixed seat and is specially and turns edge 101 along the circumferentially extending outwards turnover of opening outer, hatchcover 11 be provided with along opening circumferentially extending in turn edge 111, air tyre 12 is fixing to be installed on and outer turns edge 101 and interior turn edge between 111 to realize the sealing assembling of electromotor nacelle 10 and hatchcover 11.Further, for ease of assembling, turn edge in hatchcover 11 111 radially inside size turn edge not less than opening part outer of electromotor nacelle 10 101 radially inside size.
Owing to hatchcover uses matched in clearance with electromotor nacelle, install more convenient.When mounted, air tyre 12 can be inflated, air tyre 12 volume-diminished, hatchcover 11 can successfully be transferred to the hatchcover of electromotor nacelle 10 and fix on seat, air tyre 12 is inflated, volumetric expansion, and then hatchcover and electromotor nacelle is sticked into and formed effective sealing.
And, in the present embodiment, electromotor nacelle 10 is provided with cooling air channel 20, cooling air channel 20 have forward for when surfboard forward slip in face of the air inlet 23 the wind comes from and exhaust outlet 25 backwards, cooling air channel 20 is provided with electronic fan (not shown), actually, electromotor nacelle 10 is provided with located anteriorly intake stack 26 and the exhaust duct 24 being located behind, the front port of intake stack 26 is above-mentioned air inlet 23, the rear port of exhaust duct 24 is above-mentioned exhaust outlet 25, and exhaust outlet 25 is positioned at the top of air inlet 23.
It addition, intake stack 26 has by front tilting backwards upwardly extending dash section 21, on intake stack 26, the front end in dash section 21 is provided with the bleeder 22 that the water for entering is discharged from air inlet 23.Bleeder 22 is arranged on the tube wall of intake stack 26 corresponding bottom so that carrying out draining.
It practice, in the cooling air channel of power surfboard that provided of the present embodiment, use electronic fan to force air draft and air channel to lure and inhale the mode combined, it is achieved effectively air draft cooling.Even if when electronic fan is because of malfunction and failure, it is also possible to reliably discharge the heat in enging cabin body.
In the present embodiment, heat conduction section on cooling water tank is arranged on the tank wall of bottom, in other embodiments, heat conduction section can also be made to be arranged on the sidepiece tank wall of cooling water tank, now, cooling water tank can also be not arranged in housing bottom, as long as the heat conduction section of cooling water tank can be made directly can to contact with the water surface when surfboard slides and carry out heat conduction and cool down.
In the present embodiment, the bottom tank wall of cooling water tank is structure as a whole with the bottom of housing, so can simplify overall structure, save sealing.In other embodiments, it is also possible to corresponding opening is set on housing to install cooling water tank, now, it is only necessary to ensure the waterproof sealing between cooling water tank and the opening of housing.
In the present embodiment, two universal joints in transmission shaft structure all use cross axle, in other embodiments, it would however also be possible to employ the first-class gimbal structure of cross joint commonly used in the prior art realizes spinning in the two directions and compensates.
In the present embodiment, outer in electromotor nacelle turn edge and on hatchcover in turn edge all circumferentially extending along opening, in other embodiments, outer in electromotor nacelle turn edge and on hatchcover in turn edge all along the circumferentially-spaced distribution of opening, as long as the sealing between hatchcover and electromotor nacelle can be realized hatchcover be fixed by inside and outside turning edge when air tyre is inflated.
Claims (10)
1. a power surfboard, including housing, housing is provided with the water-cooled engine as power source, the cooling water tank supporting with water-cooled engine it is additionally provided with on housing, it is characterised in that: have on the tank wall of described cooling water tank for directly contacting to carry out the heat conduction section of heat conduction cooling with the extraneous water surface when power surfboard planking.
Power surfboard the most according to claim 1, it is characterised in that: described cooling water tank is arranged at the bottom of described housing, and described heat conduction section is positioned on the bottom tank wall of described cooling water tank.
Power surfboard the most according to claim 2, it is characterised in that: the bottom tank wall of described cooling water tank and the bottom of described housing are integrative-structure.
4. according to the power surfboard described in claim 1 or 2 or 3, it is characterised in that: described water-cooled engine is EFI water-cooled four cycle engine.
5. according to the power surfboard described in claim 1 or 2 or 3, it is characterized in that: on described housing, be additionally provided with change speed gear box and propeller, water-cooled engine is connected with gearbox transmission, the output shaft of change speed gear box is in transmission connection with propeller by transmission shaft structure, transmission shaft structure includes the first power transmission shaft being in transmission connection by the output shaft of the first universal joint Yu described change speed gear box and the second driving shaft being in transmission connection by the second universal joint with described propeller, first power transmission shaft is assembled together by the guide extension that coaxially arranged spline connected structure is corresponding with second driving shaft.
Power surfboard the most according to claim 5, it is characterised in that: the first described universal joint and the second universal joint are cross axle structure.
7. according to the power surfboard described in claim 1 or 2 or 3, it is characterized in that: described housing is provided with electromotor nacelle, described water-cooled engine is arranged in described electromotor nacelle, and the opening part in electromotor nacelle is equipped with hatchcover by the fixing of air tyre sealing circumferentially extending along the opening of electromotor nacelle.
Power surfboard the most according to claim 7, it is characterized in that: the opening part of described electromotor nacelle is provided with hatchcover and fixes seat, it is circumferentially extending along opening or outwards the outer of turnover of distribution turns edge that hatchcover fixes seat, described hatchcover turns edge in being provided with or distribution circumferentially extending along described opening, described air tyre fix be installed on described outer turn edge and interior turn edge between be fixed on, to be press-fited by hatchcover, the sealing assembling that hatchcover is fixed on seat and realized electromotor nacelle and hatchcover.
9. according to the power surfboard described in claim 1 or 2 or 3, it is characterized in that: described housing is provided with electromotor nacelle, electromotor nacelle is provided with cooling air channel, cooling air channel have forward for when surfboard forward slip in face of the air inlet the wind comes from and exhaust outlet backwards, described cooling air channel is provided with electronic fan.
Power surfboard the most according to claim 9, it is characterized in that: described exhaust outlet is positioned at the top of described air inlet, cooling air channel has and extends to the intake stack that described enging cabin is external, the front port of intake stack is described air inlet, intake stack has by front tilting backwards upwardly extending dash section, and on intake stack, the front end in described dash section is provided with the bleeder that the water for entering is discharged from described air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620315315.XU CN205469704U (en) | 2016-04-15 | 2016-04-15 | Power surfboards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620315315.XU CN205469704U (en) | 2016-04-15 | 2016-04-15 | Power surfboards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205469704U true CN205469704U (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620315315.XU Active CN205469704U (en) | 2016-04-15 | 2016-04-15 | Power surfboards |
Country Status (1)
| Country | Link |
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| CN (1) | CN205469704U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018149044A1 (en) * | 2017-02-17 | 2018-08-23 | 陈朝忠 | Surfboard |
| CN109649598A (en) * | 2017-10-10 | 2019-04-19 | 田瑜 | Air force surfing device |
| US10940917B2 (en) | 2016-09-12 | 2021-03-09 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| US10946939B1 (en) | 2020-04-22 | 2021-03-16 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| WO2022077344A1 (en) * | 2020-10-15 | 2022-04-21 | 深圳市天云极客科技有限公司 | Novel surfboard |
| US11485457B1 (en) | 2021-06-14 | 2022-11-01 | Kai Concepts, LLC | Hydrojet propulsion system |
| US11878775B2 (en) | 2021-07-13 | 2024-01-23 | Kai Concepts, LLC | Leash system and methods of use |
| US11897583B2 (en) | 2020-04-22 | 2024-02-13 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propulsion system |
-
2016
- 2016-04-15 CN CN201620315315.XU patent/CN205469704U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10940917B2 (en) | 2016-09-12 | 2021-03-09 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| US11479324B2 (en) | 2016-09-12 | 2022-10-25 | Kai Concepts, LLP | Watercraft device with hydrofoil and electric propeller system |
| US11919608B2 (en) | 2016-09-12 | 2024-03-05 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| WO2018149044A1 (en) * | 2017-02-17 | 2018-08-23 | 陈朝忠 | Surfboard |
| CN109649598A (en) * | 2017-10-10 | 2019-04-19 | 田瑜 | Air force surfing device |
| US10946939B1 (en) | 2020-04-22 | 2021-03-16 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| US11091232B1 (en) | 2020-04-22 | 2021-08-17 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| US11801919B2 (en) | 2020-04-22 | 2023-10-31 | Kai Concepts, LLC | Waterproof container having a waterproof electrical connector |
| US11897583B2 (en) | 2020-04-22 | 2024-02-13 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propulsion system |
| WO2022077344A1 (en) * | 2020-10-15 | 2022-04-21 | 深圳市天云极客科技有限公司 | Novel surfboard |
| US11485457B1 (en) | 2021-06-14 | 2022-11-01 | Kai Concepts, LLC | Hydrojet propulsion system |
| US11878775B2 (en) | 2021-07-13 | 2024-01-23 | Kai Concepts, LLC | Leash system and methods of use |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |