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WO2018126817A1 - Dispositif de propulsion sous-marin et dispositif de fixation correspondant - Google Patents

Dispositif de propulsion sous-marin et dispositif de fixation correspondant Download PDF

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Publication number
WO2018126817A1
WO2018126817A1 PCT/CN2017/112954 CN2017112954W WO2018126817A1 WO 2018126817 A1 WO2018126817 A1 WO 2018126817A1 CN 2017112954 W CN2017112954 W CN 2017112954W WO 2018126817 A1 WO2018126817 A1 WO 2018126817A1
Authority
WO
WIPO (PCT)
Prior art keywords
underwater propulsion
connecting member
propulsion device
attachment device
board
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/112954
Other languages
English (en)
Inventor
Shizheng TAO
Xiaokang WAN
Yanli ZHONG
Xuefeng Tang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Epropulsion Intelligence Technology Ltd
Original Assignee
Dongguan Epropulsion Intelligence Technology Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Epropulsion Intelligence Technology Ltd filed Critical Dongguan Epropulsion Intelligence Technology Ltd
Priority to DE212017000289.1U priority Critical patent/DE212017000289U1/de
Publication of WO2018126817A1 publication Critical patent/WO2018126817A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B34/00—Vessels specially adapted for water sports or leisure; Body-supporting devices specially adapted for water sports or leisure
    • B63B34/26—Accessories for canoes, kayaks or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B32/00—Water sports boards; Accessories therefor
    • B63B32/10—Motor-propelled water sports boards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H2005/075—Arrangements on vessels of propulsion elements directly acting on water of propellers using non-azimuthing podded propulsor units, i.e. podded units without means for rotation about a vertical axis, e.g. rigidly connected to the hull
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/22—Transmitting power from propulsion power plant to propulsive elements with non-mechanical gearing
    • B63H23/24—Transmitting power from propulsion power plant to propulsive elements with non-mechanical gearing electric

Definitions

  • the subject matter herein generally relates to underwater propulsion device for personal-sized watercraft, and particularly to an underwater propulsion device and attachment device.
  • Personal-sized watercrafts such as canoes, SUP (stand up paddle boards) kayaks, surfboards, dinghies, light fishing boats and other on-water crafts are generally propelled to move by manpower, or by wind, waves, etc.
  • Those watercrafts also can be equipped with power devices, which can increase travelling range, reduce physical exertion, and improve the pleasure of the voyage.
  • Those power devices are generally called underwater propulsion devices.
  • the watercraft usually has a fixing element embedded therein, and the underwater propulsion device attached should have corresponding fittings to adapt it.
  • the underwater propulsion device is releasably fastened to the watercraft. It leads to less compatibility and only a certain type of fitting can be used to connecting the fixing element embedded in the watercrafts.
  • some kind of standard or universal holders are attached to the watercrafts and the underwater propulsion have corresponding fittings to connect with fixing elements.
  • a fin box is often attached to the watercraft to fix a fin on the watercraft.
  • Theoretically removable holders have advantages over embedded fixing element in the case of replacement and repair.
  • an underwater propulsion device must have a plurality of types of fittings so as to be compatible with watercrafts having different types of fixing elements, which causes labor-intensive manufacture and use.
  • an underwater propulsion device with some kind of fittings can’t be commonly mounted to varieties of watercraft. And most of the watercraft are shipped without fixing element for mounting varieties of underwater propulsion devices.
  • An object of the disclosure is to provide an attachment device of underwater propulsion device which can be engageable with watercrafts having fixing elements or no fixing elements.
  • Another object of the disclosure is to provide an underwater propulsion device.
  • An attachment device of underwater propulsion device includes a main support frame for holding a motorized device, and a connecting member detachably connected with the main support frame, the connecting member including a connecting structure engageable with fixing elements attached to watercrafts.
  • the fixing elements comprises a fitting surface which is capable of being attached to a bottom of the watercrafts.
  • the fitting surface can be attached to the bottom of the watercrafts by glue, fasteners like bolts or screws, or straps.
  • the attachment device includes a connecting member detachably connected with the main support frame, the connecting member being provided with through holes for straps to pass through.
  • the connecting member further includes a bottom plate provided with a connecting portion on one surface thereof, and two curved encircling portions extending from two opposite sides of the bottom plate away from the connecting portion.
  • the bottom plate and the encircling portions cooperatively form an enclosing or half enclosing structure, the through holes are provided on the encircling portions.
  • the watercrafts are paddle boards, surfboards, kayaks, canoes, dinghies, or light fishing boats.
  • the fixing elements include a first type adapter
  • the first type adapter includes a longitudinally base providing a longitudinally extending aperture that receives the connecting member.
  • the first connecting member includes a board having two opposite surfaces. One of the opposite surfaces provides structure fitted into the first type adapter, and the other provides a snap fit structure to connect with the main support frame.
  • the first type adapter provides a fixing member, the board further defines a through hole through which the board is fastened with the fixing member of the first type adapter.
  • the fixing member is shaped to mate with the aperture of the first type adapter and is arranged in the aperture.
  • the fixing elements include a second type adapter
  • the second type adapter includes a longitudinally base with an inverted T-shaped slot inside and a transverse gap is provided on the base.
  • the second connecting member includes an inverted T-shaped board which can slide into the slot of the second type adapter, a locking bridge is formed on the board and a pin is provided to insert into the transverse gap of the second adapter and is locked with the locking bridge.
  • a snap fit structure is provided on the board to connect with the main support frame.
  • the main support frame includes a base, an annular frame formed on the base, support arms distribute circularly around the frame, and a columnar shell located at a terminal of the support arm.
  • the axis of the annular frame is parallel to the axis of the columnar shell, the columnar shell is connected to the annular shell by support arms.
  • the base of the main support frame provides a connecting port which is opposite to the support arm.
  • the connecting port is removably engageable with the connecting member.
  • the connecting port includes a slot and a fastening slot defined on the base, the connecting member provide snap fit structures to connect with the connecting port.
  • An underwater propulsion device includes the above attachment device and a motorized device fixedly connected with the main support frame.
  • the motorized device includes a control board, a motor, and a propeller.
  • the underwater propulsion device further includes an energy module, the energy module includes a shell, battery cells, and a battery management unit.
  • the attachment device thereof can be widely applied between different underwater propulsion device and different watercrafts as the detachability of the connecting member from the main support frame and fixing elements. It also makes the underwater propulsion devices capable of being engageable with watercrafts with or without fixing elements.
  • FIG. 1 is a schematic view of an underwater propulsion device connecting with a fixing element according to an exemplary embodiment of the present invention.
  • FIG. 2 is a schematic view of an underwater propulsion device having an attachment device according to an exemplary embodiment.
  • FIG. 3 is a schematic view of the attachment device of the underwater propulsion device of FIG. 2.
  • FIG. 4 is a schematic view of a main support frame of the attachment device, viewed from upside down from the view in FIG. 3.
  • FIG. 5 is a partial enlarged view of the structures in FIG. 4.
  • FIG. 6 is a schematic view of a first type adapter according to an exemplary embodiment.
  • FIG. 7 is a schematic view of a second type adapter according to an exemplary embodiment.
  • FIG. 8 is a partial cutaway view of the first type adapter of FIG. 6.
  • FIG. 9 is a schematic view of a first connecting member corresponding to the first type adapter of FIG. 6.
  • FIG. 10 is a schematic view of an underwater propulsion device having the first connecting member of FIG. 9 connecting with the first type adapter.
  • FIG. 11 is a schematic view of a second connecting member corresponding to the second type adapter of FIG. 7.
  • FIG. 12 is a schematic view of an underwater propulsion device having the second connecting member of FIG. 11 connecting with the second type adapter.
  • FIG. 13 is a schematic view of a third connecting member according to an exemplary embodiment.
  • FIG. 14 is a schematic view of an underwater propulsion device mounted on a watercraft according to an exemplary embodiment.
  • FIG. 1 is a schematic view of an underwater propulsion device 10 to match and connect with a fixing element 90 according to an exemplary embodiment.
  • the fixing element 90 provides a connector for fastening with the underwater propulsion device 10.
  • the fixing element 90 can be a part of a watercraft, or be a separate member that can be connected to the watercraft. In some embodiments, the fixing elements can be a part of the underwater propulsion device 10. Once the underwater propulsion device 10 is connected to the fixing element 90, the underwater propulsion device 10 is connected with the watercraft.
  • the fixing element 90 is generally arranged at the bottom of the watercraft, the underwater propulsion device 10 is also located at the bottom of the watercraft (referring to FIG. 14) when being mounted to the fixing element 90.
  • the underwater propulsion device 10 operates underwater and provides motive power to the watercraft when the watercraft is in water.
  • the fixing element 90 generally includes a fitting surface which is capable of being attached to the bottom of the watercrafts.
  • the fitting surface is a plane and can be attached to the bottom of the watercrafts by glue, fasteners like bolts or screws, straps or the like.
  • the underwater propulsion device 10 includes an attachment device 100 engageable between the fixing element 90 and a motive power device 200.
  • the attachment device 100 includes a main support frame 110 and a connecting member 120.
  • the main support frame 110 is configured for holding the motorized device 200.
  • the connecting member 120 is detachably connected to the main support frame 110.
  • the connecting member 120 includes a connecting structure engageable with fixing elements of the watercraft (such as a ship).
  • the main support frame 110 includes a base 111, an annular frame 112 formed on the base 111, support arms extended upward from the annular frame 112 and distributed circularly around the annular frame 112.
  • the support arms include a first support arm 113 and at least one second support arm 115.
  • the first support arm 113 is engageable with the connecting member 120.
  • a columnar shell 114 is located at distal ends of the support arms.
  • the axis of the annular frame 112 is parallel to the axis of the columnar shell 114.
  • the columnar shell 114 is connected to the annular frame 112 by the support arms.
  • the support arms extend from the annular frame 112 substantially along a direction toward a center of the annular frame 112 to the columnar shell 114.
  • FIG. 4 is a schematic view of the main support frame 110, upside down from the view in FIG. 3.
  • the base 111 provides a connecting port 116 which is opposite to the first support arm 113.
  • the connecting port 116 is removably engageable with the first/second/third connecting member 120/140/130, thus the main support frame 110 being engageable with the first/second/third connecting member 120/140/130.
  • the connecting port 116 includes a slot 1161 and a fastening slot 1162 defined on the base (referred to FIG. 5).
  • the first/second/third connecting member 120/140/130 provides a snap fit structure to match with the slot 1161 and the fastening slot 1162 so as to connect with the connecting port 116.
  • the number of connecting members 120 can be more than one.
  • Each one of the connecting members 120 matches one type of fixing elements of the watercraft.
  • the fixing elements of the watercraft commonly include a first type adapter 310 and a second type adapter 320.
  • FIG. 6 is a schematic view of a first type adapter.
  • the first type adapter 310 includes a first longitudinally base 311 and a snap-fastening portion 312 protruding from the first longitudinally base 311.
  • the snap-fastening portion 312 provides a longitudinally extending aperture 313.
  • a fixing member 314 is located in the longitudinally extending aperture 313 (referring to FIG. 8).
  • the fixing member 314 can be a sliding block which defines a hole (not labelled) thereon.
  • a screw can be inserted into the hole to fix the connecting member 120 in the longitudinally extending aperture 313.
  • the longitudinally extending aperture 313 can be used to fasten with a fin of a surfboard for example.
  • FIG. 7 is a schematic view of a second type adapter.
  • the second type adapter 320 includes a second longitudinally base 321 and a sliding connecting portion 322 protruding from the second longitudinally base 321.
  • the sliding connecting portion 322 is provided with an inverted T-shaped slot 323 and a transverse gap 324 traversing the inverted T-shaped slot 323.
  • a first connecting member 120 includes a first fixing board 121 having two opposite surfaces. One of the opposite surfaces is provided with a connecting structure 122 fitted into the first type adapter 310, and the other one of the opposite surfaces is provided with a first snap fit structure 123 which is connecting with the main support frame 110.
  • the first snap fit structure 123 includes a first post 1231 and a first fastening piece 1232 arranged with the first post 1231. The first post 1231 is engaged with the slot 1161, and the first fastening piece 1232 is locked with the fastening slot 1162, thus connecting the first connecting member 120 with the main support frame 110.
  • a through hole 124 is defined on the first fixing board 121, corresponding to hole defined on the fixing member 314, so that the screw can be inserted through the through hole 124 and the hole defined on the fixing member 314 to fasten the first type adapter 310 with the first connecting member 120.
  • the connecting structure 122 is an inverted T-shaped board to mate with the longitudinally extending aperture 313 of the first type adapter 310. Therefore, the connecting structure 122 is capable of being inserted in the longitudinally extending aperture 313 with the hole defined on the fixing member 314 aligned with the through hole 124.
  • a screw or bolt can be inserted through the through hole 124 and the hole defined on the fixing member 314 to fasten the first type adapter 310 with the first connecting member 120.
  • FIG. 10 is a schematic view of the underwater propulsion device having the first connecting member 120 of FIG. 9.
  • a second connecting member 140 includes a second fixing board 141 having two opposite surfaces.
  • a strip-shaped boss 144 is formed on one surface of the fixing board 141 and has a width less than that of the fixing board 141.
  • the strip-shaped boss 144 and the fixing board 141 cooperatively form an inverted T-shaped board which can slide into the inverted T-shaped slot 323 of the second type adapter 320.
  • a second snap fit structure 143 and a locking bridge 145 are formed on the strip-shaped boss 144.
  • the second snap fit structure 143 is configured for connecting with the main support frame 110.
  • the second snap fit structure 143 has a similar structure with the first snap fit structure 123.
  • the second snap fit structure 143 includes a second post 1431 and a second fastening piece 1432 arranged with the second post 1431.
  • the second post 1431 is engaged with the slot 1161, and the second fastening piece 1432 is locked with the fastening slot 1162, thus connecting the second connecting member 140 with the main support frame 110.
  • a pin is provided to insert into the transverse gap 324 of the second adapter 320 and is locked with the locking bridge 145.
  • FIG. 12 is a schematic view of the underwater propulsion device having the second connecting member 140 of FIG. 11 connecting with the second type adapter 320.
  • a third connecting member 130 can be employed universally with all kinds of watercraft with or without fixing elements.
  • the third connecting member 130 includes a bottom plate 131 which is provided with a third snap fit structure 132.
  • the third snap fit structure 132 is located at one surface of the bottom plate 131 and connectable to the main support frame 110.
  • the third connecting member 130 further includes two curved encircling portions 133 extending from two opposite sides of the bottom plate 131 away from the third snap fit structure 132.
  • the bottom plate 131 and the encircling portions 133 cooperatively form an enclosing or half enclosing structure having such as a T-shape or C-shape cross section.
  • a number of through holes 134 are formed on the encircling portions 133.
  • the encircling structure or half enclosing structure can be sleeved on a body of the watercraft, and binds the third connecting member 130 to the body of the watercraft with a strap passing through the holes 134.
  • the third snap fit structure 132 of the third connecting member 130 can have a similar structure with that of the first connecting member 120. That is, the third snap fit structure 132 includes a third post 1321 and a third fastening piece 1322 arranged with the third post 1321. The third post 1321 is engaged with the slot 1161, and the third fastening piece 1322 is locked with the fastening slot 1162, thus connecting the third connecting member 130 with the main support frame 110.
  • the third connecting member 130 can be applied to watercrafts having no fixing elements by the strap. Therefore, the underwater propulsion device of above embodiments can be fixedly connected with a watercraft even if the watercraft has no fixing elements, which expands the application and scope of the underwater propulsion device.
  • the motorized device 200 includes a control board 210, a motor 220, and a propeller 230.
  • the control board 210 is a circuit board assembly which is capable of controlling the motor 220.
  • the motor 220 outputs power to rotate the propeller 230 under control of the control board 210, thus to drive the watercraft forward under water.
  • the underwater propulsion device 10 can also include an energy module 400 (referring to FIG. 14).
  • the energy module includes a cell shell, battery cells, and a battery management unit.
  • the fitting elements is illustrated as a separate part, however, in other embodiments, the fitting elements can be a part of the attachment device. At these cases, the fitting elements can provide a fitting surface which is capable of being attached to the bottom of the watercraft by glue, fastens such as screws or bolts or straps.
  • the fitting elements can be integrated formed with the connecting member, or detachably connected with the connecting member.
  • the underwater propulsion devices illustrated in above embodiments can be applied between different watercrafts.
  • the connecting members of the underwater propulsion can be adaptively modified to match all kinds of fixing elements, thus the underwater propulsion devices are capable of engaging with watercrafts with or without fixing elements.
  • the connecting member is simple structured so that the underwater propulsion device can be easily made.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

L'invention concerne un dispositif de propulsion sous-marin (10) et un dispositif de fixation (100) correspondant. Le dispositif de fixation (100) comprend un cadre de support principal (110) permettant de maintenir un dispositif motorisé (200) et un élément de raccordement (120) raccordé de manière amovible au cadre de support principal (110). L'élément de raccordement (120) comprend une structure de raccordement pouvant entrer en prise avec des éléments de fixation (90) fixés à des embarcations nautiques. Le dispositif de propulsion sous-marin (10) et le dispositif de fixation (100) correspondant peuvent être largement appliqués dans plusieurs types d'embarcations nautiques.
PCT/CN2017/112954 2017-01-09 2017-11-24 Dispositif de propulsion sous-marin et dispositif de fixation correspondant Ceased WO2018126817A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE212017000289.1U DE212017000289U1 (de) 2017-01-09 2017-11-24 Unterwasserantriebsvorrichtung und Anbringungsvorrichtung dafür

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710014282.4 2017-01-09
CN201710014282.4A CN106809359B (zh) 2017-01-09 2017-01-09 水下推进器及其连接装置

Publications (1)

Publication Number Publication Date
WO2018126817A1 true WO2018126817A1 (fr) 2018-07-12

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PCT/CN2017/112954 Ceased WO2018126817A1 (fr) 2017-01-09 2017-11-24 Dispositif de propulsion sous-marin et dispositif de fixation correspondant

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CN (1) CN106809359B (fr)
DE (1) DE212017000289U1 (fr)
WO (1) WO2018126817A1 (fr)

Cited By (1)

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WO2022051287A1 (fr) * 2020-09-03 2022-03-10 Hobie Cat Ip, Llc Système de gouvernail modulaire

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CN106809359B (zh) * 2017-01-09 2019-05-03 东莞亿动智能科技有限公司 水下推进器及其连接装置
CN107933845B (zh) * 2017-11-27 2019-09-20 东莞亿动智能科技有限公司 电动冲浪板
CN109720518B (zh) * 2019-03-14 2023-08-15 广州拓浪智能应急科技有限公司 一种快速拆装动力模块
CN110745225A (zh) * 2019-08-12 2020-02-04 速智科技(惠州)有限公司 一种可将电源与推进器拆分组合的水下推进器
CN113291417A (zh) * 2021-05-24 2021-08-24 昆山耀和体育用品有限公司 一种采用多种动力的皮划艇
AT525691B1 (de) 2022-09-19 2023-04-15 Ruetz Klaus Nachrüstbare Rudervorrichtung für einen Unterwasserantrieb, Antriebsvorrichtung und Stehpaddel-Board

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Publication number Priority date Publication date Assignee Title
WO2022051287A1 (fr) * 2020-09-03 2022-03-10 Hobie Cat Ip, Llc Système de gouvernail modulaire
US11305858B2 (en) 2020-09-03 2022-04-19 Hobie Cat Ip, Llc Modular rudder system
US11390367B2 (en) 2020-09-03 2022-07-19 Hobie Cat Ip, Llc Modular rudder system
US11639215B2 (en) 2020-09-03 2023-05-02 Hobie Cat Ip, Llc Modular rudder system
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CN106809359A (zh) 2017-06-09
DE212017000289U1 (de) 2019-09-13
CN106809359B (zh) 2019-05-03

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