CN113636054A - Double-propeller type underwater propeller - Google Patents
Double-propeller type underwater propeller Download PDFInfo
- Publication number
- CN113636054A CN113636054A CN202110625439.3A CN202110625439A CN113636054A CN 113636054 A CN113636054 A CN 113636054A CN 202110625439 A CN202110625439 A CN 202110625439A CN 113636054 A CN113636054 A CN 113636054A
- Authority
- CN
- China
- Prior art keywords
- sealing cover
- tubular shell
- rotating shaft
- cover
- wire
- 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
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Classifications
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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
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
- B63H5/10—Arrangements 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
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- 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
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- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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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
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
- B63H5/10—Arrangements 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
- B63H2005/106—Arrangements 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 with drive shafts of second or further propellers co-axially passing through hub of first propeller, e.g. counter-rotating tandem propellers with co-axial drive shafts
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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)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides a double-propeller type underwater propeller which comprises a tubular shell with a hollow structure, a stator assembly fixed in the tubular shell and a rotor assembly rotatably arranged in the tubular shell, wherein a rotating shaft is arranged in the center of the rotor assembly, a front sealing cover and a rear sealing cover are respectively arranged at the front end and the rear end of the tubular shell in a sealing mode, the front sealing cover and the rear sealing cover are connected with the tubular shell in a sealing mode, the front end and the rear end of the rotating shaft respectively penetrate through the front sealing cover and the rear sealing cover, propellers are fixed at the penetrating ends, the two ends of the rotating shaft are rotatably connected with the front sealing cover and the rear sealing cover, a wire slot is arranged above the tubular shell, an outer end plate is arranged at the position of the outer slot in a sealing mode, a plurality of wire passing holes communicated with the inside of the tubular shell are formed in the wire slot, and the end of a power wire is connected into the wire slot and is electrically connected with the stator assembly through the wire passing holes. The rotating shaft drives the propellers at the two ends of the rotating shaft to rotate, so that larger power is provided, the structure is relatively simplified, the cost is reduced, the thrust is stronger, and the sealing and waterproof performance is good.
Description
Technical Field
The invention relates to the technical field of propellers, in particular to a double-propeller type underwater propeller.
Background
The underwater propeller is a multipurpose underwater power propelling device, and can be matched with the bottom of a ship body and other devices to provide propelling power. The existing underwater propeller generates limited propelling power and has poor driving effect.
Disclosure of Invention
Therefore, a double-propeller type underwater propeller is needed to be provided to solve the problems that the conventional underwater propeller has limited propelling power and poor driving effect.
In order to achieve the technical purpose, the invention provides the following technical scheme:
the utility model provides a two thick liquid formula underwater propulsors, tubular shell including hollow structure, fix the stator module in tubular shell, and the rotatable rotor subassembly that sets up in tubular shell, the center of rotor subassembly has the pivot, both ends are sealed respectively and are provided with preceding closing cap and back closing cap around the tubular shell, preceding closing cap and back closing cap and tubular shell sealing connection, the front and back end of pivot is passed by preceding closing cap and back closing cap respectively, and it all is fixed with the screw to pass the end, the both ends and preceding of pivot, back closing cap rotatable coupling, tubular shell top is equipped with the wire casing, the sealed outer end plate that is provided with of wire casing notch department, it crosses the line hole to have a plurality of and the inside intercommunication of tubular shell in the wire casing, the tip of power cord inserts in the wire casing, and be connected with the stator module electricity through crossing the line hole.
Preferably, the outer end plate is provided with a waterproof connector, and the end part of the power line is connected into the wire slot through the waterproof connector.
Preferably, the end parts of the rotating shaft, which are positioned at the outer sides of the two propellers, are connected with nuts.
Preferably, bearings are arranged at the center positions of the inner sides of the front sealing cover and the rear sealing cover, and the rotating shaft is rotatably connected with the front sealing cover and the rear sealing cover through the two bearings.
Preferably, the front sealing cover and the rear sealing cover are connected with the tubular shell in a sealing mode through pipe threads and glue, the front end and the rear end of the rotating shaft extend out of the through holes in the front sealing cover and the rear sealing cover, and two sealing rings are arranged at the through holes.
Preferably, the two sealing rings are silica gel sealing rings and skeleton sealing rings.
Preferably, wings are connected to the lower portion of the tubular housing.
The invention has the beneficial effects that: after the circular telegram, the pivot rotates, drives the propeller rotation at its both ends, and then provides bigger power, and the structure is simplified relatively, and the cost is reduced, but thrust is stronger and waterproof sealing performance is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a wire chase;
FIG. 4 is a schematic view of a watertight joint;
in the figure, 1-tubular shell, 2-stator component, 3-rotor component, 4-rotating shaft, 5-front sealing cover, 6-rear sealing cover, 7-propeller, 8-wire groove, 9-outer end plate, 10-waterproof joint, 11-nut, 12-bearing and 13-wing.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1-4, a dual-propeller underwater propeller includes a tubular housing 1 having a hollow structure, a stator assembly 2 fixed in the tubular housing 1, and a rotor assembly 3 rotatably disposed in the tubular housing 1, wherein a rotating shaft 4 is disposed at the center of the rotor assembly 3, a front cover 5 and a rear cover 6 are respectively disposed at the front end and the rear end of the tubular housing 1, the front cover 5 and the rear cover 6 are both hermetically connected to the tubular housing 1, the front end and the rear end of the rotating shaft 4 are respectively penetrated by the front cover 5 and the rear cover 6, and a propeller 7 is fixed at the penetrating end.
The two ends of the rotating shaft 4 are rotatably connected with the front cover 5 and the rear cover 6. Specifically, bearings 12 are respectively arranged at the inner center positions of the front cover 5 and the rear cover 6, and the rotating shaft 4 is rotatably connected with the front cover and the rear cover through the two bearings 12.
The top of the tubular shell 1 is provided with a wire slot 8, the outer slot of the wire slot 8 is provided with an outer end plate 9 in a sealing way, the wire slot 8 is internally provided with a plurality of wire passing holes communicated with the inside of the tubular shell 1, the outer end plate 9 is provided with a waterproof connector 10, the end part of a power wire is connected into the wire slot 8 through the waterproof connector 10, and is electrically connected with the stator assembly 2 through the wire passing holes.
The end part of the rotating shaft 4, which is positioned at the outer sides of the two propellers 7, is connected with a screw cap 11 to prevent the propellers 7 from falling off.
The front sealing cover 5 and the rear sealing cover 6 are connected with the tubular shell 1 in a sealing mode through pipe threads and glue, the front end and the rear end of the rotating shaft 4 are extended out through the front sealing cover 5 and the rear sealing cover 6, and two sealing rings are arranged at the positions of the through holes and are silica gel sealing rings (not shown in the attached drawing) and skeleton sealing rings (not shown in the attached drawing).
The lower part of the tubular housing 1 is connected with wings 13 to reduce resistance.
The working principle of the invention is as follows:
the propeller is arranged at the bottom of a ship, is connected with a power supply through the waterproof connector 10, and after the power supply is switched on, the rotating shaft 4 rotates to drive the propellers 7 at the two ends of the rotating shaft to rotate, so that larger power is provided. The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (7)
1. A double-propeller type underwater propeller is characterized by comprising a tubular shell (1) with a hollow structure, a stator assembly (2) fixed in the tubular shell (1) and a rotor assembly (3) rotatably arranged in the tubular shell (1), wherein a rotating shaft (4) is arranged at the center of the rotor assembly (3), a front sealing cover (5) and a rear sealing cover (6) are respectively arranged at the front end and the rear end of the tubular shell (1) in a sealing manner, the front sealing cover (5) and the rear sealing cover (6) are respectively connected with the tubular shell (1) in a sealing manner, the front end and the rear end of the rotating shaft (4) are respectively penetrated through by the front sealing cover (5) and the rear sealing cover (6), propellers (7) are respectively fixed at the penetrating ends, the two ends of the rotating shaft (4) are rotatably connected with the front sealing cover (5) and the rear sealing cover (6), a wire slot (8) is arranged above the tubular shell (1), an outer end plate (9) is arranged at the outer slot of the wire slot (8) in a sealing manner, the interior of the wire casing (8) is provided with a plurality of wire passing holes communicated with the interior of the tubular shell (1), and the end part of the power wire is connected into the wire casing (8) and is electrically connected with the stator assembly (2) through the wire passing holes.
2. The twin paddle underwater propulsor of claim 1, wherein the outer end plate (9) is fitted with a watertight connector (10), and the end of the power line is connected into the raceway (8) by the watertight connector (10).
3. Twin-paddle underwater propeller according to claim 2, characterised in that the ends of the shaft (4) outside the two propellers (7) are connected with nuts (11).
4. The twin-paddle underwater propulsor of claim 2, wherein the front cover (5) and the rear cover (6) are each provided with a bearing (12) at the central position inside, and the rotating shaft (4) is rotatably connected with the front cover and the rear cover through the two bearings (12).
5. The twin-paddle underwater propulsor of claim 1, wherein the front and rear covers (5, 6) are connected to the tubular housing (1) in a sealed manner by means of a pipe thread and glue, the front and rear ends of the shaft (4) extend from the front and rear covers (5, 6) and two sealing rings are provided at the perforations.
6. The twin paddle underwater propulsor of claim 5 wherein the two seals are silicone seals and skeletal seals.
7. Double-bladed underwater propeller according to any of the claims 1-6, characterised in that the lower part of the tubular housing (1) is connected with wings (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110625439.3A CN113636054A (en) | 2021-06-04 | 2021-06-04 | Double-propeller type underwater propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110625439.3A CN113636054A (en) | 2021-06-04 | 2021-06-04 | Double-propeller type underwater propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113636054A true CN113636054A (en) | 2021-11-12 |
Family
ID=78415920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110625439.3A Pending CN113636054A (en) | 2021-06-04 | 2021-06-04 | Double-propeller type underwater propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113636054A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1236347A (en) * | 1996-11-07 | 1999-11-24 | 约瑟夫·比克有限公司施奥泰尔船厂 | Dual propeller propulsion system for a water craft |
| CN109278969A (en) * | 2018-10-12 | 2019-01-29 | 邓建军 | Coaxial twin-propeller electric water jet |
| CN210592390U (en) * | 2019-06-13 | 2020-05-22 | 南京高精船用设备有限公司 | Permanent magnet motor contrarotating pod propeller |
| CN211328029U (en) * | 2019-11-26 | 2020-08-25 | 丽水海顿创新科技有限公司 | Electric propeller |
| CN112849379A (en) * | 2021-02-23 | 2021-05-28 | 无锡力普司智能船舶科技有限公司 | Double-gear-driven double-propeller adjustable-pitch full-rotation propeller |
| CN216128421U (en) * | 2021-06-04 | 2022-03-25 | 东台市水洲盈华船舶配件有限公司 | Double-oar formula underwater propulsor |
-
2021
- 2021-06-04 CN CN202110625439.3A patent/CN113636054A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1236347A (en) * | 1996-11-07 | 1999-11-24 | 约瑟夫·比克有限公司施奥泰尔船厂 | Dual propeller propulsion system for a water craft |
| CN109278969A (en) * | 2018-10-12 | 2019-01-29 | 邓建军 | Coaxial twin-propeller electric water jet |
| CN210592390U (en) * | 2019-06-13 | 2020-05-22 | 南京高精船用设备有限公司 | Permanent magnet motor contrarotating pod propeller |
| CN211328029U (en) * | 2019-11-26 | 2020-08-25 | 丽水海顿创新科技有限公司 | Electric propeller |
| CN112849379A (en) * | 2021-02-23 | 2021-05-28 | 无锡力普司智能船舶科技有限公司 | Double-gear-driven double-propeller adjustable-pitch full-rotation propeller |
| CN216128421U (en) * | 2021-06-04 | 2022-03-25 | 东台市水洲盈华船舶配件有限公司 | Double-oar formula underwater propulsor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211112 |
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| RJ01 | Rejection of invention patent application after publication |