CN111688895A - Marine shaftless propulsion device - Google Patents

Marine shaftless propulsion device Download PDF

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Publication number
CN111688895A
CN111688895A CN202010712210.9A CN202010712210A CN111688895A CN 111688895 A CN111688895 A CN 111688895A CN 202010712210 A CN202010712210 A CN 202010712210A CN 111688895 A CN111688895 A CN 111688895A
Authority
CN
China
Prior art keywords
shaftless
shaftless propulsion
propulsion motor
inlet pipe
water inlet
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.)
Pending
Application number
CN202010712210.9A
Other languages
Chinese (zh)
Inventor
陈少棠
杨广魁
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.)
Longhai Tev Automotive Electronic Research Institute Co ltd
Original Assignee
Longhai Tev Automotive Electronic Research Institute Co 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 Longhai Tev Automotive Electronic Research Institute Co ltd filed Critical Longhai Tev Automotive Electronic Research Institute Co ltd
Priority to CN202010712210.9A priority Critical patent/CN111688895A/en
Publication of CN111688895A publication Critical patent/CN111688895A/en
Pending 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
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/16—Propellers having a shrouding ring attached to blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/10—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof
    • B63H11/107—Direction control of propulsive fluid
    • B63H11/117—Pivoted vane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/46—Steering or dynamic anchoring by jets or by rudders carrying jets
    • 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
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • 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
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/16—Propellers having a shrouding ring attached to blades
    • B63H2001/165—Hubless propellers, e.g. peripherally driven shrouds with blades projecting from the shrouds' inside surfaces

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Abstract

The invention discloses a shaftless propulsion device for a ship, which comprises a pair of shaftless propellers arranged at the rear part of a ship body and a direction controller arranged at the front end of the ship body; the shaftless propeller comprises a first shaftless propelling motor, a first water inlet pipe, a first water outlet pipe and a first filtering channel; the direction controller comprises a second shaftless propulsion motor, a second water outlet pipe, a guide plate and a second filtering channel; a rotating shaft steering wheel is arranged above the second shaftless propulsion motor; the first shaftless propulsion motor and the second shaftless propulsion motor comprise stators, rotors sleeved in the stators and protective shells fixedly connected with the stators; the inner wall of the rotor is provided with spiral blades.

Description

Marine shaftless propulsion device
Technical Field
The invention relates to the technical field of leatheroid cutting, in particular to a shaftless propelling device for a ship.
Background
The ship is an important water vehicle for people to go out, has a history of thousands of years in China, and provides great convenience for people to go out and goods transportation, most of the existing power devices of the ship are propellers, when the ship needs to adjust the direction or turn around, the direction of the propeller needs to be adjusted to realize steering, the steering speed is low, the sensitivity is not high, and the power supply and the steering are propellers, so that the steering, the advancing and the steering cannot be realized once the propeller is damaged; the ship sails in water, and aquatic contains pasture and water, fishing net, fish and other living beings more, and current shaftless propeller is difficult to avoid being twined by the pasture and water and influence shaftless propeller normal work at the pivoted in-process.
Disclosure of Invention
In order to overcome the defects of the prior art, the technical problem to be solved by the invention is to provide a marine shaftless propulsion device to solve the problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a shaftless propulsion device for a ship, which comprises a pair of shaftless propellers arranged at the rear part of a ship body and a direction controller arranged at the front end of the ship body; the method is characterized in that: the shaftless propeller comprises a first shaftless propulsion motor, a first water inlet pipe arranged at one end of the first shaftless propulsion motor and a first water outlet pipe arranged at the other end of the first shaftless propulsion motor; one end of the first water inlet pipe is hermetically connected with the first shaftless propulsion motor, and one end of the first water inlet pipe, which is far away from the first shaftless propulsion motor, is provided with a first filtering channel for preventing aquatic weeds or sundries from entering the first water inlet pipe; the direction controller comprises a second shaftless propulsion motor, a second water inlet pipe arranged at one end of the second shaftless propulsion motor and a second water outlet pipe arranged at the other end of the second shaftless propulsion motor; flow guide plates are arranged on the lower sides of the second water outlet pipe and the second water inlet pipe; a second filtering channel is arranged at one end of the second water inlet pipe, which is far away from the second shaftless propulsion motor; a rotating shaft for adjusting the direction of the direction controller and a steering wheel for controlling the rotating shaft to rotate are arranged above the second shaftless propulsion motor; the first shaftless propulsion motor and the second shaftless propulsion motor comprise stators, rotors sleeved in the stators and protective shells fixedly connected with the stators; the rotor is of a circular ring structure, and spiral blades are arranged on the inner wall of the rotor.
Further, even groups of permanent magnets are embedded on the outer surface of the rotor, the permanent magnets are evenly distributed along the circumferential direction of the rotor, and the magnetic pole directions of two adjacent permanent magnets are opposite.
Furthermore, the stator comprises a supporting body formed by overlapping a plurality of silicon steel sheets, a plurality of groups of electromagnetic coils arranged on the supporting body and used for generating an alternating magnetic field, and a Hall element arranged on the supporting body and used for controlling the change of the magnetic field in the electromagnetic coils.
Further, the protective housing is including setting up the shell outside the stator, setting up the inner shell in the stator and setting up at both ends and set up the sealed lid with the inner shell and the shell cooperation is sealed with solenoid.
Furthermore, the outer walls of the first water inlet pipe and the first water outlet pipe are hermetically connected with the inner shell, and the inner walls of the first water inlet pipe and the first water outlet pipe are flush with the inner wall of the rotor; .
Further, the current directions in the two adjacent electromagnetic coils are opposite.
Furthermore, a compass for indicating the direction is arranged on the steering wheel.
Further, the permanent magnet is made of rubidium, iron and boron.
Further, the stator is connected with a rotor bearing.
The invention has the beneficial effects that:
a ship shaftless propulsion device is provided with a pair of shaftless propellers at the tail part, the shaftless propellers suck water from a water inlet pipe through a first water inlet pipe and a first water outlet pipe and then spray the water out of the water outlet pipe, so that suction is generated at the front part, and thrust is generated at the rear part to improve the utilization efficiency of mechanical energy; meanwhile, the ship can stably run on the water surface, the direction controller is arranged in front of the ship, the guide plate is arranged on the direction controller, the direction can be changed more sensitively and quickly under the matching of the second shaftless propulsion motor and the steering wheel, and the direction can still be changed under the action of the guide plate when the second shaftless propulsion cannot run; three groups of propellers are arranged at the bottom of the ship, so that the ship has higher power when running on water; set up first filtration passageway on first inlet tube, set up second filtration passageway on the second inlet tube and can prevent that fish and shrimp or pasture and water from getting into influence advancing device operation in the shaftless propulsion motor.
Drawings
FIG. 1 is a schematic view of the overall structure of a shaftless propulsion device for a ship according to the present invention;
FIG. 2 is a schematic structural view of a shaftless propeller of the shaftless propulsion device for the ship of the present invention;
FIG. 3 is a schematic view of a direction controller of a shaftless propulsion device for a ship according to the present invention;
FIG. 4 is a schematic view of the overall structure of a first shaftless propulsion motor and a second shaftless propulsion motor of the shaftless propulsion device for a ship of the present invention;
FIG. 5 is a schematic cross-sectional view of a first shaftless propulsion motor and a second shaftless propulsion motor of the shaftless propulsion device for a ship of the present invention;
fig. 6 is a schematic view of the structure of a steering wheel of a marine shaftless propulsion device.
Reference numbers in the figures:
1. a hull; 2. a shaftless propeller; 21. a first shaftless propulsion motor; 22. a first water inlet pipe; 23. a first water outlet pipe; 24. a first filtration channel; 3. a direction controller; 31. a second shaftless propulsion motor; 32. a second water inlet pipe; 33. a second water outlet pipe; 34. a baffle; 35. a rotating shaft; 36. a steering wheel; 361. a compass; 37. a second filtration channel; 41. a stator; 42. a rotor; 43. a protective shell; 431. a housing; 432. an inner shell; 44. a permanent magnet; 45. a support body; 46. an electromagnetic coil; 47. a Hall element; 48. helical leaves; 49. and (7) sealing the cover.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 6, the shaftless propulsion device for a ship provided in the present embodiment includes a pair of shaftless propellers 2 disposed behind a hull 1 and a direction controller 3 disposed at a front end of the hull 1; the method is characterized in that: the shaftless propeller 2 comprises a first shaftless propulsion motor 21, a first water inlet pipe 22 arranged at one end of the first shaftless propulsion motor 21 and a first water outlet pipe 23 arranged at the other end of the first shaftless propulsion motor 21; one end of the first water inlet pipe 22 is hermetically connected with the first shaftless propulsion motor 21, and one end of the first water inlet pipe 22, which is far away from the first shaftless propulsion motor 21, is provided with a first filtering channel 24 for preventing aquatic weeds or impurities in water from entering the first water inlet pipe 22; the direction controller 3; comprises a second shaftless propulsion motor 31, a second water inlet pipe 32 arranged at one end of the second shaftless propulsion motor 31 and a second water outlet pipe 33 arranged at the other end of the second shaftless propulsion motor 31; a guide plate 34 is arranged on the lower side of the second water outlet pipe 33 and the second water inlet pipe 32; the use of the deflector 34 to cut the water whilst the second shaftless propulsion motor 31 makes the boat bay more flexible; a second filtering channel 37 is arranged at one end of the second water inlet pipe 32 far away from the second shaftless propulsion motor 31; can prevent fish, shrimp or aquatic plants from entering the propeller; a rotating shaft 35 for adjusting the direction of the direction controller 3 and a steering wheel 36 for controlling the rotation of the rotating shaft 35 are arranged above the second shaftless propulsion motor 31; the first shaftless propulsion motor 21 and the second shaftless propulsion motor 31 comprise stators 41, rotors 42 sleeved in the stators 41 and protective shells 43 fixedly connected with the stators 41; the rotor 42 is of a circular ring structure, and spiral blades 48 are arranged on the inner wall of the rotor 42.
Further, even groups of permanent magnets 44 are embedded on the outer surface of the rotor 42, the permanent magnets 44 are uniformly distributed along the circumferential direction of the rotor 42, and the magnetic pole directions of two adjacent permanent magnets 44 are opposite.
Further, the stator 41 includes a supporting body 45 formed by laminating a plurality of silicon steel sheets, and a plurality of sets of electromagnetic coils 46 and arranged on the supporting body 45 and used for generating an alternating magnetic field, and a hall element 47 arranged on the supporting body 45 and used for controlling the magnetic field change in the electromagnetic coils 46, and the heat generated by hysteresis can be reduced by using the silicon steel sheets as the supporting body 45.
Further, the protective shell 43 comprises an outer shell 431 arranged outside the stator 41, an inner shell 432 arranged inside the stator 41 and a sealing cover 49 arranged at two ends and matched with the inner shell 432 and the outer shell 431 to seal the electromagnetic coil 46, the protective shell 43 is made into the outer shell 431 and the inner shell 432, and meanwhile, the protective shell is matched with the sealing cover 49 to prevent water from entering the electromagnetic coil 46 to influence the normal operation of the motor.
Further, the outer walls of the first water inlet pipe 22 and the first water outlet pipe 23 are hermetically connected with the inner shell 432, and the inner walls are flush with the inner wall of the rotor 42; .
Further, the directions of the currents in the adjacent two electromagnetic coils 46 are opposite.
Further, a compass 361 for indicating the direction is arranged on the steering wheel 36; a compass 361 is added to avoid disorientation.
Further, the permanent magnet 44 is made of rubidium, iron and boron; the rubidium iron boron has strong magnetism and stable magnetism.
Further, the stator 41 is bearing-connected to the rotor 42.
The working principle is as follows:
a ship shaftless propulsion device is provided with a pair of shaftless propellers 2 at the tail part, the shaftless propellers 2 suck water from a first water inlet pipe 22 through a first water inlet pipe 22 and a first water outlet pipe 23 and then spray the water from the first water outlet pipe 23, suction is generated at the front part, and thrust is generated at the rear part to improve the utilization efficiency of mechanical energy; the ship can stably run on the water surface, the direction controller 3 is arranged in front of the ship, the guide plate 34 arranged on the direction controller 3 is matched with the second shaftless propulsion motor 31, so that the ship can change the direction more sensitively and quickly, and meanwhile, when the second shaftless propulsion motor 31 cannot run, the direction can still be changed under the action of the guide plate 34; three groups of propellers are arranged at the bottom of the ship, so that the ship has higher power when running on water; the first filtering channel 24 is arranged on the first water inlet pipe 22, and the second filtering channel 37 is arranged on the second water inlet pipe 32, so that fish, shrimp or aquatic weeds can be prevented from entering the first shaftless propulsion motor 21 and the second shaftless propulsion motor 31 to influence the operation of the propeller 2 and the direction controller 3.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims (9)

1. A marine shaftless propulsion device comprises a pair of shaftless propellers (2) arranged behind a ship body (1) and a direction controller (3) arranged at the front end of the ship body (1); the method is characterized in that: the shaftless propeller (2) comprises a first shaftless propulsion motor (21), a first water inlet pipe (22) arranged at one end of the first shaftless propulsion motor (21) and a first water outlet pipe (23) arranged at the other end of the first shaftless propulsion motor (21); one end of the first water inlet pipe (22) is hermetically connected with the first shaftless propulsion motor (21), and one end of the first water inlet pipe (22) far away from the first shaftless propulsion motor (21) is provided with a first filtering channel (24) for preventing aquatic weeds or impurities from entering the first water inlet pipe (22); the direction controller (3) comprises a second shaftless propulsion motor (31), a second water inlet pipe (32) arranged at one end of the second shaftless propulsion motor (31) and a second water outlet pipe (33) arranged at the other end of the second shaftless propulsion motor (31); a guide plate (34) is arranged on the lower side of the second water outlet pipe (33) and the second water inlet pipe (32); a second filtering channel (37) is arranged at one end of the second water inlet pipe (32) far away from the second shaftless propulsion motor (31); a rotating shaft (35) for adjusting the direction of the direction controller (3) and a steering wheel (36) for controlling the rotating shaft (35) to rotate are arranged above the second shaftless propulsion motor (31); the first shaftless propulsion motor (21) and the second shaftless propulsion motor (31) comprise stators (41), rotors (42) sleeved in the stators (41) and protective shells (43) fixedly connected with the stators (41); the rotor (42) is of a circular ring structure, and spiral blades (48) are arranged on the inner wall of the rotor (42).
2. A shaftless propulsion device for ships according to claim 1, wherein: even groups of permanent magnets (44) are embedded on the outer surface of the rotor (42), the permanent magnets (44) are uniformly distributed along the circumferential direction of the rotor (42), and the magnetic pole directions of two adjacent permanent magnets (44) are opposite.
3. A shaftless propulsion device for ships according to claim 1, wherein: the stator (41) comprises a supporting body (45) formed by overlapping a plurality of silicon steel sheets, and a plurality of groups of electromagnetic coils (46) and a plurality of groups of hall elements (47) which are arranged on the supporting body (45) and used for generating an alternating magnetic field, wherein the hall elements (46) and the are arranged on the supporting body (45) and used for controlling the magnetic field change in the electromagnetic coils (46).
4. A shaftless propulsion device for ships according to claim 1, wherein: the protective shell (43) comprises an outer shell (431) arranged outside the stator (41), an inner shell (432) arranged in the stator (41) and sealing covers (49) arranged at two ends and matched with the inner shell (432) and the outer shell (431) to seal the electromagnetic coil (46).
5. A shaftless propulsion device for ships according to claim 1, wherein: the outer walls of the first water inlet pipe (22) and the first water outlet pipe (23) are connected with the inner shell (432) in a sealing way, and the inner walls of the first water inlet pipe and the first water outlet pipe are flush with the inner wall of the rotor (42).
6. A shaftless propulsion device for ships according to claim 3, wherein: the current directions in the two adjacent electromagnetic coils (46) are opposite.
7. A shaftless propulsion device for ships according to claim 1, wherein: and a compass (361) for indicating the direction is arranged on the steering wheel (36).
8. A shaftless propulsion device for ships according to claim 1, wherein: the permanent magnet (44) is made of rubidium, iron and boron.
9. A shaftless propulsion device for ships according to claim 1, wherein: the stator (41) is in bearing connection with the rotor (42).
CN202010712210.9A 2020-07-22 2020-07-22 Marine shaftless propulsion device Pending CN111688895A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010712210.9A CN111688895A (en) 2020-07-22 2020-07-22 Marine shaftless propulsion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010712210.9A CN111688895A (en) 2020-07-22 2020-07-22 Marine shaftless propulsion device

Publications (1)

Publication Number Publication Date
CN111688895A true CN111688895A (en) 2020-09-22

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ID=72486527

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010712210.9A Pending CN111688895A (en) 2020-07-22 2020-07-22 Marine shaftless propulsion device

Country Status (1)

Country Link
CN (1) CN111688895A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2091070T3 (en) * 1989-03-08 1996-10-16 Yamaha Motor Co Ltd PROPULSION UNIT FOR WATER JET.
JPH11263296A (en) * 1998-03-19 1999-09-28 Ishigaki:Kk Steering device for water-jet-propelled boat
US6332816B1 (en) * 1999-06-22 2001-12-25 Honda Giken Kogyo Kabushiki Kaisha Jet-propelled boat
CN103935500A (en) * 2014-04-12 2014-07-23 哈尔滨工程大学 Outboard machine accelerator-gear automatic control device
CN207644607U (en) * 2017-10-27 2018-07-24 中国海洋大学 A kind of Shaftless propeller
CN109969369A (en) * 2019-04-28 2019-07-05 贾秀华 Ejection-type drift ship
CN110562416A (en) * 2019-08-30 2019-12-13 湖南高精特电装备有限公司 Water rescue device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2091070T3 (en) * 1989-03-08 1996-10-16 Yamaha Motor Co Ltd PROPULSION UNIT FOR WATER JET.
JPH11263296A (en) * 1998-03-19 1999-09-28 Ishigaki:Kk Steering device for water-jet-propelled boat
US6332816B1 (en) * 1999-06-22 2001-12-25 Honda Giken Kogyo Kabushiki Kaisha Jet-propelled boat
CN103935500A (en) * 2014-04-12 2014-07-23 哈尔滨工程大学 Outboard machine accelerator-gear automatic control device
CN207644607U (en) * 2017-10-27 2018-07-24 中国海洋大学 A kind of Shaftless propeller
CN109969369A (en) * 2019-04-28 2019-07-05 贾秀华 Ejection-type drift ship
CN110562416A (en) * 2019-08-30 2019-12-13 湖南高精特电装备有限公司 Water rescue device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
周伟新等: "《船舶流体动力节能技术》", 31 December 2018, 上海交通大学出版社 *

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Application publication date: 20200922