CN111792012A - Multistage propeller ship propulsion device - Google Patents

Multistage propeller ship propulsion device Download PDF

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Publication number
CN111792012A
CN111792012A CN201910281767.9A CN201910281767A CN111792012A CN 111792012 A CN111792012 A CN 111792012A CN 201910281767 A CN201910281767 A CN 201910281767A CN 111792012 A CN111792012 A CN 111792012A
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CN
China
Prior art keywords
propeller
common
shell
hub motor
propellers
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.)
Withdrawn
Application number
CN201910281767.9A
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Chinese (zh)
Inventor
李革臣
程从彬
苗立杰
朱锦其
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.)
Harbin Zhiming Science & Technology Co ltd
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Harbin Zhiming Science & Technology Co ltd
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Filing date
Publication date
Application filed by Harbin Zhiming Science & Technology Co ltd filed Critical Harbin Zhiming Science & Technology Co ltd
Priority to CN201910281767.9A priority Critical patent/CN111792012A/en
Publication of CN111792012A publication Critical patent/CN111792012A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H5/00Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/08Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
    • B63H5/10Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H21/00Use of propulsion power plant or units on vessels
    • B63H21/12Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B63H21/17Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor

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

Abstract

The invention provides a multistage propeller ship propelling device which comprises a propeller shell, a common propeller and a hub motor propeller, wherein the common propeller is fixedly arranged on one side of a water inlet, a hub motor driver is fixedly arranged on one side of a water outlet, the common propeller comprises a propeller, a gear box and a suspension arm, and the hub motor propeller comprises a stator assembly fixed on the propeller shell and a propeller rotor assembly matched with the stator assembly. The rotation of the common propeller pressurizes and accelerates water through a conical through hole in the middle of a propeller shell, and the water is pressurized and accelerated again through a propeller rotor assembly of the hub motor propeller to form great thrust, so that the ship is propelled to run quickly.

Description

Multistage propeller ship propulsion device
Technical Field
The invention relates to the technical field of ship driving, in particular to a ship propelling device with multistage propellers.
Background
At present, ships in rivers, lakes and seas have single-propeller propellers, double-propeller propellers and more propeller propellers as driving power of the ships, but each propeller only has one propeller, and the propelling power is limited. A multi-stage propeller marine propulsion unit has not been retrieved at present.
Disclosure of Invention
The invention aims to provide a multistage propeller ship propulsion device, which improves the driving efficiency and the running speed of a ship.
The invention is composed of a propeller shell and a common propeller/hub motor propeller, wherein the propeller shell is made into a cylinder shape by metal or glass fiber reinforced plastics, one side in the cylinder shape is provided with one or more common propellers, the other side is provided with a fixed hub motor propeller, the rotation of the common propellers pressurizes and accelerates water through a circular through hole in the middle of the propeller shell, and the water is pressurized and accelerated again through the rotation of a propeller rotor of the hub motor propeller to propel a ship to run quickly.
The middle of the circular through hole of the propeller shell is provided with a plurality of guide plates which are arranged centripetally, and the guide plates and the propeller shell are combined into a whole.
The hub motor propeller consists of a stator assembly fixed on a propeller shell and a propeller rotor assembly matched with the stator assembly.
The permanent magnets are uniformly distributed on the circumferential surface of a propeller rotor assembly of the hub motor propeller, an armature winding is embedded in a stator assembly of the hub motor propeller, a frequency conversion circuit outputs frequency conversion current to the armature winding, and the frequency conversion circuit and the permanent magnets of the propeller rotor assembly generate electromagnetic torque to drive the hub to rotate.
Preferably, the ship propelling device with the multiple propellers can be respectively fixed on a driving shaft of a common propeller by more than two propellers, and the propellers rotate together to propel the ship to run quickly.
Preferably, the multistage propeller ship propulsion device can adopt a double-speed propeller thruster, a driving shaft of the double-speed propeller thruster consists of a thruster mandrel and a thruster sleeve shaft, common propellers are respectively fixed on the thruster mandrel and the thruster sleeve shaft, and the two common propellers rotate at different rotating speeds to jointly propel a ship to run fast.
The ship propelling device with the multiple propellers provided by the invention forms a large thrust force through multiple pressurization and acceleration of the multiple propellers, improves the driving efficiency of a ship and improves the running speed of the ship.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a cross-sectional view of example 1 of the present invention;
FIG. 2 is a schematic view of the embodiment 1 of the present invention installed in a ship hull;
FIG. 3 is a cross-sectional view of example 2 of the present invention;
FIG. 4 is a side view of example 2 of the present invention;
FIG. 5 is a cross-sectional view of example 3 of the present invention;
wherein: 0. the ship propelling device comprises a multistage propeller, 1, a hub motor propeller, 1-1, a propeller rotor assembly, 1-2, permanent magnets, 1-3, a hub motor stator assembly, 2, a propeller shell, 2-1, a guide plate, 2-2, a conical through hole, 2-3, a propeller shell suspension arm, 2-4, a water inlet, 2-5, a water outlet, 3, a common propeller, 3-1, a common propeller, 3-2, a common propeller, 3-3, a common propeller suspension arm, 3-4, a propeller core shaft, 3-5, a propeller sleeve shaft, 3-6, a double-speed propeller, 4 and a ship body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The implementation example 1 is composed of a propeller shell (2), a common propeller (3) and a hub motor propeller (1), the propeller shell is made into a cylinder shape by using glass fiber reinforced plastics, the inner wall of the cylinder shape is a 3.6-degree conical through hole (2-2), a water inlet (2-4) is larger, a water outlet (2-5) is smaller, 6 guide plates (2-1) which are arranged centripetally are arranged in the middle of the conical through hole, a propeller shell suspension arm (2-3) is arranged on the propeller shell and is used for connecting a ship body (4) and a driving power supply connected with the hub motor, the propeller shell suspension arm, the guide plates and the propeller shell are combined into a whole, a common propeller thruster is fixedly arranged on one side of a water inlet of a thruster shell, the common propeller thruster is a universal ship thruster, and the number of blades of the common propeller is 3; a hub motor driver is fixedly installed on one side of the water outlet, permanent magnets (1-2) are uniformly distributed on the circumferential surface of a propeller rotor assembly of a hub motor propeller, and the number of blades of a propeller (2-3) of the propeller rotor assembly is 6; an armature winding is embedded in a stator assembly of the hub motor propeller, a frequency conversion circuit outputs frequency conversion current to the armature winding, and the frequency conversion current and a permanent magnet of the propeller rotor generate electromagnetic torque to drive the propeller rotor (1-4) to rotate.
The implementation example 2 consists of a propeller shell (2), 3 common propellers (3-1) and common propeller propellers (3), wherein the propeller shell is made of glass fiber reinforced plastic into a circular through hole, 6 guide plates (2-1) which are arranged centripetally are respectively arranged in the middle of the 2 common propellers, the 3 common propellers are fixed on a driving shaft of the common propeller propellers, and the number of blades of the common propellers is 3.
The implementation example 3 comprises a propeller shell (2), 2 common propellers (3-1) and a double-speed propeller (3), wherein the propeller shell is made of glass fiber reinforced plastic into a circular through hole, 6 centripetal guide plates (2-1) are arranged in the middle of the circular through hole, the common propeller at the far end is fixed on a propeller mandrel of the double-speed propeller, the common propeller at the near end is fixed on a propeller sleeve shaft of the double-speed propeller, and the number of blades of the common propeller is 3.

Claims (6)

1. The utility model provides a multistage screw ship propulsion unit comprises propeller shell, ordinary screw propeller/in-wheel motor propeller, its characterized in that as for: the propeller shell is made into a cylinder shape by metal or glass fiber reinforced plastic, one side in the cylinder shape is provided with one or more common propellers, the other side is provided with the hub motor propeller, the rotation of the common propellers pressurizes and accelerates water through a circular through hole in the middle of the propeller shell, and the water is pressurized and accelerated again through the rotation of a propeller rotor of the hub motor propeller to propel a ship to run fast.
2. A multi-stage propeller marine propulsion unit as claimed in claim 1, wherein: the middle of the circular through hole of the propeller shell is provided with a plurality of guide plates which are arranged centripetally, and the guide plates and the propeller shell are combined into a whole.
3. A multi-stage propeller marine propulsion unit as claimed in claim 1, wherein: the hub motor propeller consists of a stator assembly fixed on a propeller shell and a propeller rotor assembly matched with the stator assembly.
4. A multi-stage propeller marine propulsion unit as claimed in claim 1, wherein: the permanent magnets are uniformly distributed on the circumferential surface of a propeller rotor assembly of the hub motor propeller, an armature winding is embedded in a stator assembly of the hub motor propeller, a frequency conversion circuit outputs frequency conversion current to the armature winding, and the frequency conversion circuit and the permanent magnets of the propeller rotor assembly generate electromagnetic torque to drive the hub to rotate.
5. A multi-stage propeller marine propulsion unit as claimed in claim 1, wherein: more than two propellers can be respectively fixed on a driving shaft of a common propeller, and the propellers rotate together to propel the ship to run quickly.
6. A multi-stage propeller marine propulsion unit as claimed in claim 1, wherein: a double-speed propeller thruster can be adopted, a driving shaft of the double-speed propeller thruster consists of a thruster mandrel and a thruster sleeve shaft, common propellers are respectively fixed on the thruster mandrel and the thruster sleeve shaft, and the two common propellers rotate at different rotating speeds to jointly propel a ship to run fast.
CN201910281767.9A 2019-04-09 2019-04-09 Multistage propeller ship propulsion device Withdrawn CN111792012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910281767.9A CN111792012A (en) 2019-04-09 2019-04-09 Multistage propeller ship propulsion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910281767.9A CN111792012A (en) 2019-04-09 2019-04-09 Multistage propeller ship propulsion device

Publications (1)

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CN111792012A true CN111792012A (en) 2020-10-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117227951A (en) * 2023-11-14 2023-12-15 山东航宇船业集团股份有限公司 Rotary flow guide pipe of ship propeller

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930021495A (en) * 1992-04-29 1993-11-22 엠. 피. 린치 Two stage underwater propulsion system for ship
JPH05310185A (en) * 1992-05-01 1993-11-22 Westinghouse Electric Corp <We> Submerged propelling device
US20080089786A1 (en) * 2006-10-17 2008-04-17 Sinreich Mark G Counter-Rotating Integrated Propeller Assembly
KR20110130034A (en) * 2010-05-27 2011-12-05 박용헌 Submersible propulsor apparatus
KR20120111291A (en) * 2011-03-31 2012-10-10 삼성중공업 주식회사 Propulsion apparatus for ship and ship including the same
CN107725476A (en) * 2017-09-27 2018-02-23 江苏科技大学海洋装备研究院 A kind of adjustable hydraulic propeller of blade-section
CN210455161U (en) * 2019-04-09 2020-05-05 哈尔滨智明科技有限公司 Multistage propeller ship propulsion device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930021495A (en) * 1992-04-29 1993-11-22 엠. 피. 린치 Two stage underwater propulsion system for ship
JPH05310185A (en) * 1992-05-01 1993-11-22 Westinghouse Electric Corp <We> Submerged propelling device
US20080089786A1 (en) * 2006-10-17 2008-04-17 Sinreich Mark G Counter-Rotating Integrated Propeller Assembly
KR20110130034A (en) * 2010-05-27 2011-12-05 박용헌 Submersible propulsor apparatus
KR20120111291A (en) * 2011-03-31 2012-10-10 삼성중공업 주식회사 Propulsion apparatus for ship and ship including the same
CN107725476A (en) * 2017-09-27 2018-02-23 江苏科技大学海洋装备研究院 A kind of adjustable hydraulic propeller of blade-section
CN210455161U (en) * 2019-04-09 2020-05-05 哈尔滨智明科技有限公司 Multistage propeller ship propulsion device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117227951A (en) * 2023-11-14 2023-12-15 山东航宇船业集团股份有限公司 Rotary flow guide pipe of ship propeller
CN117227951B (en) * 2023-11-14 2024-02-02 山东航宇船业集团股份有限公司 Rotary flow guide pipe of ship propeller

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Address after: 150028 2nd Floor, Unit 1, Building 5, Enterprise Accelerator, West Side, No. 15555, Zhongyuan Avenue, Songbei District, Harbin City, Heilongjiang Province Harbin Zhiming Technology Co.,Ltd.

Applicant after: HARBIN ZHIMING SCIENCE & TECHNOLOGY Co.,Ltd.

Address before: 150086 Harbin Zhi Ming Road, Nangang District, Heilongjiang, Harbin 13, China Ming Technology Co., Ltd.

Applicant before: HARBIN ZHIMING SCIENCE & TECHNOLOGY Co.,Ltd.

WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20201020