CN111699611B - Full-immersion type underwater propeller and electric floating plate - Google Patents
Full-immersion type underwater propeller and electric floating plate Download PDFInfo
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- CN111699611B CN111699611B CN201980000147.1A CN201980000147A CN111699611B CN 111699611 B CN111699611 B CN 111699611B CN 201980000147 A CN201980000147 A CN 201980000147A CN 111699611 B CN111699611 B CN 111699611B
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- propeller
- shaft
- stator
- mounting base
- rotor
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- 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
- B63H5/14—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in non-rotating ducts or rings, e.g. adjustable for steering purpose
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
A full immersion type underwater propeller (100) and an electric floating plate comprise a propeller shell (10), a propeller blade (20), a driving motor (30), a motor shaft (40) and a flow guide cover (50), wherein the propeller shell (10) comprises a mounting base (11), the mounting base (11) is provided with a first side (11 a) and a second side (11 b) which are opposite, and the propeller blade (20) is positioned on one side of the first side (11 a) of the mounting base (11); a drive motor (30) for rotating the propeller blade (20), the drive motor (30) comprising a stator portion (31) and a rotor portion (32), the stator portion (31) being fixed to the second side (11 b) of the mounting base (11); the motor shaft (40) is provided with a first end (40 a) and a second end (40 b) which are opposite, the first end (40 a) of the motor shaft (40) is fixed with the stator part (31) of the driving motor (30), and the second end (40 b) extends out of the driving motor (30) and is connected with the propeller blade (20); the air guide sleeve (50) is arranged between the mounting base part (11) and the propeller blade (20), and a rotation stopping structure is arranged between the motor shaft (40) and the propeller blade (20) to limit the relative rotation of the motor shaft and the propeller blade. Thus, the diving speed can be greatly improved, and the service life is longer.
Description
Technical Field
The invention relates to the technical field of underwater navigation equipment, in particular to a full-immersion type underwater propeller and an electric floating plate.
Background
The existing underwater motor is mainly characterized in that an external-rotation brushless motor is reformed, and a stator and a rotor of the existing underwater motor are treated by an anti-corrosion process, so that the existing underwater motor is waterproof, cannot be detached and cannot be maintained once impurities enter the motor; in addition, the paddle is arranged on the motor rotor, and the effective area of the paddle is reduced due to the fact that the rotor also has the diameter, and the thrust generated under the same power is reduced.
Disclosure of Invention
The invention aims to provide a full-immersion type underwater propeller and an electric floating plate, and aims to solve the technical problems that in the prior art, the utilization rate of an effective area of interaction between a propeller blade and water flow is low, and a motor is inconvenient to disassemble and maintain.
The invention provides a full-immersion type underwater propeller, which comprises:
a propeller housing including a mounting base having opposing first and second sides;
a propeller blade located on one side of the first side;
a drive motor for rotating the propeller blade, the drive motor including a stator portion and a rotor portion, the stator portion being fixed on the second side;
a motor shaft having opposite first and second ends, the first end being fixed to a stator portion of the drive motor and the second end extending beyond the drive motor and being coupled to the propeller blade; and
a nacelle for directing a flow of water to the propeller blade, the nacelle being disposed between the mounting base and the propeller blade;
and a rotation stopping structure is arranged between the motor shaft and the propeller blade so as to limit the relative rotation of the motor shaft and the propeller blade.
Further, the stator part comprises a hollow support shaft arranged through the mounting base, a circular stator base fixed with the mounting base and an iron core component for winding; the stator base is provided with a shaft assembling hole for the support shaft to pass through, and the support shaft is fixedly connected with the stator base through threads; the iron core component is sleeved on the outer side of the supporting shaft, the supporting shaft is provided with a shaft through hole for the motor shaft to pass through, and the motor shaft and the supporting shaft are provided with bearings; the rotor part comprises a rotor end cover, a cylindrical rotor shell, a plurality of magnetic elements and a circular magnet support for keeping the magnetic elements on the rotor shell; the rotor end cover is fixed with the first end of the motor shaft, the rotor shell is sleeved on the periphery of the stator part, and the plurality of magnetic elements are arranged on the inner side of the rotor shell and are arranged at intervals along the circumferential direction of the rotor shell.
Furthermore, a positioning flange used for limiting the relative movement of the support shaft and the stator base is convexly arranged on the outer wall of the support shaft.
Furthermore, a plurality of first fixing holes are formed in the stator base, and the first fixing holes are formed around the periphery of the shaft assembling hole; a plurality of second fixing holes corresponding to the first fixing holes are formed in the mounting base portion of the propeller shell, and a plurality of third fixing holes corresponding to the second fixing holes are formed in the flow guide cover.
Further, the rotation stopping structure comprises a first non-circular hole formed in the propeller blade and a connecting part which is arranged on the motor shaft and is matched with the first non-circular hole in shape; the propeller blade is fixed on the motor shaft through a blade nut, a threaded portion is formed on the outer wall of the connecting portion, and a thread matching portion in threaded matching with the threaded portion is formed on the inner wall of the blade nut.
Further, the connecting portion are sleeved with a gasket, the gasket is provided with a second non-circular hole matched with the shape of the connecting portion, and the gasket is arranged at the other end, opposite to the end connected with the blade nut, of the screw blade.
Further, the air guide sleeve is hemispherical, and the radius of the air guide sleeve is gradually reduced from the installation base part to the propeller blade.
Further, the propeller blade comprises a propeller cylinder and a plurality of blades, and the plurality of blades are alternately arranged around the periphery of the propeller cylinder.
Further, a filling body is arranged in the driving motor and covers the stator part.
The electric floating plate provided by the invention comprises the fully-immersed underwater propeller.
Compared with the prior art, the full-immersion type underwater propeller provided by the invention comprises a propeller shell, the propeller blades, the driving motor, the motor shaft and the air guide sleeve, all the parts are convenient to disassemble and assemble, the effective area of the interaction between the propeller blades and water flow is increased, the axial stress of the motor shaft can be balanced, and the bearing has a longer service life.
Compared with the prior art, the electric floating plate provided by the invention adopts the fully-immersed underwater propeller, so that the effective contact area of the propeller blades and water flow can be effectively increased, the diving speed can be greatly increased, and the service life is longer.
Drawings
FIG. 1 is a schematic perspective view of a fully submersible underwater vehicle provided in accordance with an embodiment of the present invention;
FIG. 2 is a first exploded view of a fully submersible vehicle propulsion system according to an embodiment of the present invention;
FIG. 3 is a second exploded view of the fully submersible vehicle propulsion system of an embodiment of the present invention;
FIG. 4 isbase:Sub>A schematic cross-sectional view taken along plane A-A of FIG. 1.
Description of the main elements
100: full-immersion underwater propeller
10: the propeller housing 11: mounting base
11a: first side 11b: second side
111: the fitting groove 12: outer tube part
13: first connection pillar portion 131: wire passing groove
14: second connecting pillar portion 112: second fixing hole
113: positioning lug
20: the propeller blade 21: propeller tube
22: the blade 211: first non-circular hole
30: driving motor 31: stator part
311: support shaft 312: stator base
313: the core member 314: shaft assembling hole
315: shaft through hole 316: bearing assembly
317: the positioning flange 318: a first fixing hole
32: the rotor portion 321: shaft rotor end cap
322: the rotor case 323: magnetic element
324: magnet support
40: motor shaft 40a: first end
40b: second end 41: connecting part
42: screw thread part
50: the air guide sleeve 51: third fixing hole
52: positioning notch
60: the paddle nut 61: screw-threaded fitting
70: gasket 71: second non-circular hole
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
In order to make the technical solutions of the present invention better understood by those skilled in the art, the following detailed description of the implementations of the present invention is provided with reference to the accompanying drawings.
For convenience of description, the terms "front", "back", "left", "right", "up" and "down" used hereinafter are the same as the front, back, left, right, up and down directions of the drawings, but do not limit the structure of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
Fig. 1 to 4 show a preferred embodiment of the present invention.
The fully-submerged underwater propeller 100 provided by the embodiment comprises a propeller shell 10, a propeller blade 20, a driving motor 30, a motor shaft 40 and a flow guide sleeve 50, wherein the propeller shell 10 comprises a mounting base 11, the mounting base 11 is provided with a first side 11a and a second side 11b which are opposite, and the propeller blade 20 is positioned on one side of the first side 11a of the mounting base 11; a driving motor 30 for rotating the propeller blade 20, the driving motor 30 including a stator portion 31 and a rotor portion 32, the stator portion 31 being fixed to the second side 11b of the mount base 11; the motor shaft 40 has opposite first and second ends 40a and 40b, the first end 40a of the motor shaft 40 is fixed with the stator portion 31 of the driving motor 30, and the second end 40b extends out of the driving motor 30 and is connected with the propeller blade 20; the air guide sleeve 50 is used for guiding water flow to the propeller blades 20, and the air guide sleeve 50 is arranged between the mounting base 11 and the propeller blades 20; a rotation stop structure is provided between the motor shaft 40 and the propeller blade 20 to limit the relative rotation therebetween.
The fully-immersed underwater propeller 100 comprises a propeller shell 10, the propeller blades 20, the driving motor 30, the motor shaft 40 and the air guide sleeve 50, all the parts are convenient to disassemble and assemble, the effective area of the propeller blades 20 acting with water flow is increased, the axial stress of the motor shaft 40 can be balanced, and the bearing has a long service life.
Referring to fig. 1 to 4, the fully submerged underwater propeller 100 of the present embodiment includes a propeller housing 10, a propeller blade 20, a driving motor 30, a motor shaft 40, and a nacelle 50.
Referring to fig. 1 to 4, the propeller housing 10 includes a mounting base portion 11, in the present embodiment, the propeller housing 10 includes a substantially cylindrical outer cylinder portion 12, the outer cylinder portion 12 is a hollow structure with both ends open, the mounting base portion 11 is located at a substantially central position inside the outer cylinder portion 12, and connection pillar portions 13 and 14 are formed between an outer wall of the mounting base portion 11 and an inner wall of the outer cylinder portion 12. The number of the connection column portions is, but not limited to, three, which are arranged at equal intervals in the circumferential direction of the mount base portion 11. The mounting base 11 divides the inside of the outer cylindrical portion 12 into a driving chamber (left side in the figure) and a power chamber (right side in the figure) which are communicated with each other, the driving motor 30 is assembled in the driving chamber, the air guide sleeve 50 and the propeller blades 20 are positioned in the power chamber, it is easy to understand that the mounting base 11 is supported in the outer cylindrical portion 12 through the connecting column portions, a water flowing space is formed between adjacent connecting column portions, and after the propeller blades 20 are driven to rotate by the driving motor 30, water flow between the driving chamber and the power chamber is caused to flow, so that the full immersion type underwater propeller 100 moves.
Specifically, the mounting base portion 11 has a first side 11a (right side in the figure) and a second side 11b (left side in the figure) which are opposite to each other, a fitting groove 111 is opened on a surface of the second side 11b of the mounting base portion 11, the three connecting column portions 13 and 14 are divided into a first connecting column portion 13 and two second connecting column portions 14, the first connecting column portion 13 has a wire passing groove 131 for passing the power supply wire therethrough, and one end of the wire passing groove 131 extends to an inner wall of the fitting groove 111 and communicates with the fitting groove 111.
Referring to fig. 1 to 4, a driving motor 30 is connected to the propeller blade 20 by a motor shaft 40 to rotate the propeller blade 20, the driving motor 30 including a stator part 31 and a rotor part 32, the stator part 31 being fixed to the second side 11 b. In the present embodiment, the driving motor 30 is an external brushless waterproof motor, which adopts a rear-out shaft type structure (i.e., the motor shaft 40 extends from the right end of the driving motor 30 in the figure). The stator portion 31 includes a hollow support shaft 311 provided through the mounting base 11, a circular stator base 312 fixed to the mounting base 11, and a core member 313 for winding a coil. The stator base 312 is installed in the installation groove 111, the stator base 312 has a shaft installation hole 314 for the support shaft 311 to pass through, the support shaft 311 is fixed with the stator base 312 by screwing, the iron core component 313 is sleeved outside the support shaft 311 and supported by the support shaft 311, the support shaft 311 has a shaft through hole 315 for the motor shaft 40 to pass through, and the motor shaft 40 and the support shaft 311 are provided with a bearing 316. The rotor portion 32 includes a shaft rotor end cover 321, a cylindrical rotor case 322, a plurality of magnetic elements 323, and a ring-shaped magnet holder 324 for holding the magnetic elements 323 on the rotor case 322. The shaft rotor end cover 321 is fixed to the first end 40a of the motor shaft 40, the rotor housing 322 is fitted over the outer periphery of the stator portion 31, and a plurality of magnetic elements 323 are provided inside the rotor housing 322 at intervals in the circumferential direction of the rotor housing 322. It will be appreciated that the mounting process of the stator portion 31 is: after the support shaft 311 and the stator base 312 are screwed and fixed, the iron core member 313 is fitted around the outside of the support shaft 311, the stator base 312 is fitted into the fitting groove 111, and the stator base 312 and the mounting base 11 are fixed by screws. The installation process of the rotor portion 32 is: the shaft rotor end cover 321, the rotor housing 322, the magnetic element 323 and the magnet holder 324 are connected and fixed together, the shaft rotor end cover 321 and the motor shaft 40 can be connected and fixed together by any conventional fixing method such as tight fit, the motor shaft 40 is inserted into the support shaft 311, and after the second end 40b extending out of the support shaft 311 is locked with the blade nut 60, the rotor portion 32 is installed.
Preferably, a positioning flange 317 for limiting the relative movement between the support shaft 311 and the stator base 312 is convexly disposed on the outer wall of the support shaft 311, so that the support shaft 311 and the stator base 312 can be limited, and the installation is convenient.
As a further optimization, a filler (not shown) is provided in the driving motor 30, the filler covers the stator portion 31, the filler is but not limited to epoxy resin, and the epoxy resin is coated on the core member 313 to cover at least the core member 313 and the windings, so as to achieve the waterproof effect of the stator portion 31.
Referring to fig. 1 to 4, a nacelle 50 for guiding a water flow to the propeller blade 20, the nacelle 50 being disposed between the mounting base 11 and the propeller blade 20, the nacelle 50 having a hemispherical shape in the present embodiment, the nacelle 50 being radially tapered from the mounting base 11 toward the propeller blade 20. The air guide sleeve 50, the mounting base 11 and the stator base 312 are sequentially connected and fixed through screws, a plurality of first fixing holes 318 are formed in the stator base 312, and the plurality of first fixing holes 318 are arranged around the periphery of the shaft assembling hole 314; the propeller housing 10 has a plurality of second fixing holes 112 formed in the mounting base 11 corresponding to the first fixing holes 318, and the pod 50 has a plurality of third fixing holes 51 formed therein corresponding to the second fixing holes 112. It will be readily appreciated that the stator portion 31 is fixed by fixing the nacelle 50 and the stator base 312 to the mounting base 11 with screws, and the nacelle 50 and the stator portion 31 can be easily detached by loosening the screws. In addition, the surface of the air guide sleeve 50 is a smooth arc surface, so that the water flow is guided to flow on the surface of the air guide sleeve, and the water flow can be smoothly transited to the propeller blade 20, so that the effective drainage area of the propeller blade 20 can be effectively increased, and the propulsion speed is increased.
Preferably, the edge of the pod 50 is formed with a positioning notch 52, and the surface of the first side 11a of the mounting base 11 is formed with a positioning protrusion 113 corresponding to the positioning notch 52, so as to facilitate the mounting of the pod 50.
Referring to fig. 1 to 4, the propeller blade 20, which is located at one side of the first side 11a of the mounting base 11, includes a propeller cylinder 21 and a plurality of blades 22, and the plurality of blades 22 are spaced around the outer circumference of the propeller cylinder 21. In the present embodiment, each blade 22 is disposed spirally from an inner end (left end in the drawing) to an outer end (right end in the drawing) of the propeller cylinder 21, and the radius of one end of the nacelle 50 is substantially the same as the outer diameter of the motor, and the radius of the other end is substantially the same as the outer diameter of the propeller cylinder 21.
Referring to fig. 1 to 4, a motor shaft 40 having a first end 40a and a second end 40b opposite to each other, the first end 40a being fixed to the stator portion 31 of the driving motor 30, the second end 40b extending beyond the driving motor 30 and being connected to the propeller blade 20, and a rotation stop structure being provided between the motor shaft 40 and the propeller blade 20 to limit relative rotation therebetween. In the present embodiment, the rotation stopping structure includes a first non-circular hole 211 opened on the propeller cylinder 21 of the propeller blade 20 and a connecting portion 41 provided on the motor shaft 40 and matching the shape of the first non-circular hole 211; the propeller blade 20 is fixed to the motor shaft 40 by a blade nut 60, a screw portion 42 is formed on an outer wall of the connecting portion 41, and a screw engagement portion 61 that is screw-engaged with the screw portion 42 is formed on an inner wall of the blade nut 60. Like this, after paddle nut 60 screws up, propeller blade 20 is then connected fixedly with motor shaft 40, just can pull down drive motor 30 rotor part 32 when paddle nut 60 and come out, especially can light dismantlement washing after sneaking into silt, convenient washing maintenance.
Specifically, the length of the motor shaft 40 is preferably 109mm, the length of the connecting portion 41 thereof is preferably 23mm, and the first non-circular hole 211 may have a "D" shape, a kidney shape, or the like, for the purpose of preventing the relative rotation of the propeller blade 20 and the motor shaft 40. It is worth mentioning that the motor shaft 40 is connected and fixed with the shaft rotor end cap 321 of the rotor part 32 through the first end 40a, the second end 40b passes through the driving motor 30 through the supporting shaft 311 of the stator part 31, the propeller blade 20 is held at the end of the second end 40b, that is, the output shaft end of the driving motor 30 is lengthened, and after the two ends of the motor shaft 40 are respectively connected with the rotor part 32 and the propeller blade, the axial stress of the two ends of the motor shaft 40 can be effectively balanced, that is, the axial load of the bearing is balanced, and the service life of the bearing is prolonged.
Referring to fig. 1 to 4, in the present embodiment, a spacer 70 is fitted over the connection portion 41, the spacer 70 having a second non-circular hole 71 matching the shape of the connection portion 41, the spacer 70 being provided on the other end of the propeller blade 20 opposite to the end to which the blade nut 60 is connected. The presence of the spacer 70 prevents direct rubbing of the propeller against the drive motor 30 while providing a limiting function, which allows a proper clearance between the propeller and the drive motor 30 without squeezing the drive motor 30 due to the locking of the blade nut 60.
The electric floating plate provided by the embodiment comprises the fully-submerged underwater propeller 100, so that the effective area of the propeller blade 20 in contact with water flow can be effectively increased, the submerging speed can be greatly increased, and the service life is longer.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A totally immersed underwater propulsor, comprising:
the propeller shell comprises a mounting base, wherein the mounting base is provided with a first side and a second side which are opposite, and the second side surface of the mounting base is provided with a mounting groove;
a propeller blade located on one side of the first side;
a drive motor for rotating the propeller blade, the drive motor including a stator portion and a rotor portion, the stator portion being fixed on the second side;
a motor shaft having opposite first and second ends, the first end being fixed to a stator portion of the drive motor and the second end extending beyond the drive motor and being coupled to the propeller blade; and
the air guide sleeve is used for guiding water flow to the propeller blade, the air guide sleeve is arranged between the mounting base part and the propeller blade, a positioning notch is formed in the edge of the air guide sleeve, and a positioning convex block corresponding to the positioning notch is formed on the first side surface of the mounting base part;
a rotation stopping structure is arranged between the motor shaft and the propeller blade to limit the relative rotation of the motor shaft and the propeller blade;
the stator part comprises a hollow support shaft arranged through the mounting base, a circular stator base fixed with the mounting base and an iron core component for winding; the stator base is arranged in the assembling groove, the stator base is provided with a shaft assembling hole for the support shaft to pass through, and the support shaft is fixedly connected with the stator base through threads; the iron core component is sleeved on the outer side of the supporting shaft, the supporting shaft is provided with a shaft through hole for the motor shaft to pass through, and the motor shaft and the supporting shaft are provided with bearings; the rotor part comprises a rotor end cover, a cylindrical rotor shell, a plurality of magnetic elements and a circular magnet support for keeping the magnetic elements on the rotor shell; the rotor end cover is fixed with the first end of the motor shaft, the rotor shell is sleeved on the periphery of the stator part, the magnetic elements are arranged on the inner side of the rotor shell and are arranged at intervals along the circumferential direction of the rotor shell, and the shaft rotor end cover, the rotor shell, the magnetic elements and the magnet support in the rotor part are connected and fixed integral components.
2. The fully submerged underwater propeller of claim 1, wherein a positioning flange is protruded from an outer wall of the supporting shaft to limit the relative movement between the supporting shaft and the stator base.
3. The fully-immersed underwater propeller as recited in claim 1, wherein the stator base has a plurality of first fixing holes formed therein, the plurality of first fixing holes being formed around an outer circumference of the shaft-fitting hole; and a plurality of second fixing holes corresponding to the first fixing holes are formed in the mounting base part of the propeller shell, and a plurality of third fixing holes corresponding to the second fixing holes are formed in the air guide sleeve.
4. The fully-submerged underwater propeller of claim 1, wherein the rotation stopping structure comprises a first non-circular hole formed in the propeller blade and a connecting part which is arranged on the motor shaft and is matched with the first non-circular hole in shape; the propeller blade is fixed on the motor shaft through a blade nut, a threaded portion is formed on the outer wall of the connecting portion, and a thread matching portion in threaded matching with the threaded portion is formed on the inner wall of the blade nut.
5. The fully-submerged underwater propeller of claim 4, wherein a washer is sleeved on the connecting portion, the washer having a second non-circular hole matching the shape of the connecting portion, and the washer is disposed on the other end of the propeller blade opposite to the end to which the blade nut is connected.
6. The fully submersible underwater propeller of claim 1, wherein the fairings are hemispherical in shape, the fairings tapering in radius from the mounting base to the propeller blades.
7. The fully submersible underwater propeller of claim 1, wherein the propeller blades comprise a propeller barrel and a plurality of blades spaced around the circumference of the propeller barrel.
8. The fully submersible underwater propulsor of claim 1 wherein a filler is provided within the drive motor, the filler covering the stator portion.
9. An electrically powered floating board comprising a fully submersible underwater propulsor of any of claims 1 to 8.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2019/075054 WO2020164043A1 (en) | 2019-02-14 | 2019-02-14 | Fully immersed underwater propeller and electric floating plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111699611A CN111699611A (en) | 2020-09-22 |
| CN111699611B true CN111699611B (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980000147.1A Active CN111699611B (en) | 2019-02-14 | 2019-02-14 | Full-immersion type underwater propeller and electric floating plate |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111699611B (en) |
| WO (1) | WO2020164043A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874747A (en) * | 2021-01-19 | 2021-06-01 | 武汉波依迈科技有限公司 | Rim pump spraying propeller and travelling tool adopting same |
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| CN206389186U (en) * | 2016-11-28 | 2017-08-08 | 深圳微孚智能信息科技有限公司 | A kind of underwater brushless DC motor structure |
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| CN107757848A (en) * | 2017-11-16 | 2018-03-06 | 中科探海(苏州)海洋科技有限责任公司 | One kind can the underwater autonomous robot of formation work |
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| CN209634706U (en) * | 2019-02-14 | 2019-11-15 | 苏州微孚智能科技有限公司 | Full immersed type underwater propeller and electronic kickboard |
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|---|---|---|---|---|
| JP3259905B2 (en) * | 1998-03-26 | 2002-02-25 | 川崎重工業株式会社 | Pod propellers and ships equipped with these pod propellers |
| US7029339B2 (en) * | 2001-08-30 | 2006-04-18 | Siemens Aktiengesellschaft | Shock-proof electric marine engine, e.g. engine or generator |
| CN101417702B (en) * | 2008-06-25 | 2011-09-14 | 哈尔滨工程大学 | Underwater motor and thruster integrated apparatus |
| EP3102484B1 (en) * | 2014-02-06 | 2019-05-01 | Memorial University of Newfoundland | A magnetically geared electric drive |
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2019
- 2019-02-14 WO PCT/CN2019/075054 patent/WO2020164043A1/en active Application Filing
- 2019-02-14 CN CN201980000147.1A patent/CN111699611B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235844A (en) * | 2015-11-17 | 2016-01-13 | 天津深之蓝海洋设备科技有限公司 | Magnetic coupling underwater propeller |
| CN206389186U (en) * | 2016-11-28 | 2017-08-08 | 深圳微孚智能信息科技有限公司 | A kind of underwater brushless DC motor structure |
| CN107472491A (en) * | 2017-08-07 | 2017-12-15 | 西安工业大学 | A kind of underwater robot propulsion assembly |
| CN107757848A (en) * | 2017-11-16 | 2018-03-06 | 中科探海(苏州)海洋科技有限责任公司 | One kind can the underwater autonomous robot of formation work |
| CN208134564U (en) * | 2018-03-28 | 2018-11-23 | 深圳广工数控科技有限公司 | A kind of electronic kickboard |
| CN209634706U (en) * | 2019-02-14 | 2019-11-15 | 苏州微孚智能科技有限公司 | Full immersed type underwater propeller and electronic kickboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111699611A (en) | 2020-09-22 |
| WO2020164043A1 (en) | 2020-08-20 |
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