CN113044195A - Permanent magnet motor propulsion device for pure electric full-rotation tug - Google Patents
Permanent magnet motor propulsion device for pure electric full-rotation tug Download PDFInfo
- Publication number
- CN113044195A CN113044195A CN202110253599.XA CN202110253599A CN113044195A CN 113044195 A CN113044195 A CN 113044195A CN 202110253599 A CN202110253599 A CN 202110253599A CN 113044195 A CN113044195 A CN 113044195A
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- fixed
- propulsion device
- permanent magnet
- magnet motor
- rotation
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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
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/66—Tugs
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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 discloses a permanent magnet motor propulsion device for a pure electric full-rotation tug, which belongs to the technical field of marine equipment and comprises a storage chamber, wherein a water plugging component and a water pump are arranged in the storage chamber, a propulsion component is arranged below the right side of the storage chamber, a lifting component is arranged on the top surface of the storage chamber, a fixing component is arranged on the lower side wall of the storage chamber, and a limiting groove and a hollow groove are also arranged on the upper surface and the lower surface of the storage chamber. The propeller is immersed in water for a long time, resulting in a reduction in its service life.
Description
Technical Field
The invention relates to the technical field of marine equipment, in particular to a permanent magnet motor propulsion device for a pure electric full-rotation tug.
Background
The pure electric full-rotation tug refers to a tug which can freely rotate in situ by 360 degrees, generally adopts double Z-shaped guide pipe type propellers and a medium-high speed diesel engine, and can be divided into a single-handle boat and a double-handle boat according to different control modes. Because the double-handle boat is more flexible than the single-handle boat in operation, the manufactured tug boat for harbor operation basically adopts a double-handle operation system. The harbor work is a rudder-free double-propeller, the propeller can freely rotate within the range of 360 degrees, the steering is flexible, the rotating circle is small, and the rotation can be performed in situ. The vehicle is changed into a reverse mode, the propeller direction is adjusted by 180 degrees, only 12 seconds are needed, and the ship can be stopped in a short time and distance. The transverse moving can be realized under the condition of slow flow and no ship speed, and the ship is very useful for the ship to lean and depart. The ship has no rudder, and the direction of the propeller is only required to be adjusted when the ship backs, so that the ship is more flexible than the ship when the ship moves forwards. Because the ship has large horsepower, short ship body, double propellers, large square coefficient and straight fore and aft lines, the ship is very difficult to depart from a wharf in a head-to-head manner or depart from a large ship with advancing speed.
The thruster is an important part in ship power equipment, and the pod thruster is widely applied to a diving operation supply ship, an oil drilling platform, a supply ship, a shuttle tanker, a roll-on/roll-off ship, an icebreaker and part of military ships.
At present, a tugboat is sometimes idle on a wharf, a propeller is soaked in water for a long time, and the service life of the tugboat is shortened by the long-time soaking.
Based on the technical scheme, the invention designs the permanent magnet motor propulsion device for the pure electric full-rotation tug to solve the problems.
Disclosure of Invention
The invention aims to provide a permanent magnet motor propulsion device for a pure electric full-rotation tug to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a permanent magnet motor propulsion device for a pure electric full-rotation tug comprises a storage chamber, wherein a water blocking assembly is arranged in the storage chamber, a propulsion assembly is arranged below the right side of the storage chamber, a lifting assembly is arranged on the top surface of the storage chamber, and a fixing assembly is further arranged on the lower side wall of the storage chamber;
the propulsion assembly comprises a shell, a permanent magnet motor is arranged in the shell, a central shaft of the permanent magnet motor is set as a propeller shaft, a supporting bearing is connected onto the propeller shaft, propellers are fixed at two ends of the propeller shaft, a thrust bearing is further arranged in the shell and connected with the propeller shaft, a rotary support is connected to the upper portion of the shell, a dynamic-static conversion sliding ring is arranged in the center of the rotary support, a fixed plate is arranged on the rotary support, a pipeline channel is further arranged in the shell, one end of a lead in the pipeline channel is electrically connected with the permanent magnet motor, the other end of the lead is electrically connected with an external static lead through the dynamic-static conversion sliding ring;
the inside left side bottom surface of apotheca is fixed with the water pump, and water pump left side intercommunication outlet pipe, the apotheca is stretched out to the left end of outlet pipe, and the upper and lower both sides face of apotheca corresponds the fixed plate and all is equipped with the spacing groove, and the outside of two spacing grooves still is equipped with the symmetry and is equipped with two dead slots, and the casing is arranged in the spacing groove of below.
Preferably, fixed subassembly includes a plurality of cavitys that below spacing groove left and right sides symmetry was equipped with, and the cavity internal fixation has hydraulic telescoping rod, and hydraulic telescoping rod's top surface is fixed with the dead lever, and the left and right sides symmetry of fixed plate is equipped with a plurality of fixed slots, dead lever and fixed slot cooperation.
Preferably, lifting unit includes two support frames, two support frame symmetries are fixed on the right side top surface of apotheca, two support frames are located the both sides of spacing groove, it is connected with two axis of rotation to rotate in tandem between two support frames, the centre of axis of rotation is fixed with the hank sprocket, be fixed with the chain on the hank sprocket, the left side of axis of rotation is fixed with the band pulley, be equipped with the drive belt between two band pulleys and connect, the support frame is stretched out to the right-hand member of the axis of rotation of rear side, and be fixed with servo motor No. one, both sides around the fixed plate top surface are.
Preferably, two limiting rods are symmetrically fixed on the left side and the right side of the fixing plate, and the outer sides of the limiting rods are in sliding connection with the empty grooves above the limiting rods.
Preferably, the water shutoff subassembly includes two backup pads, the top surface of two backup pads and the inside roof fixed connection of apotheca, rotate between two backup pads and be connected with the lead screw, threaded connection has the movable block on the lead screw, the lower extreme of movable block articulates there is the dwang, the lower extreme of dwang articulates there is the water shutoff board, the bottom surface sliding connection of water shutoff board and apotheca, and the cooperation of water shutoff board and the spacing groove of below, left backup pad is stretched out to the left end of lead screw to be fixed with servo motor No. two.
Preferably, a sliding rod is fixed between the two supporting plates, and the moving block is sleeved on the sliding rod in a sliding manner.
Preferably, sealing devices are arranged on the inner sides of the two propellers.
Preferably, a brake device is arranged on a propeller shaft between the thrust bearing and the permanent magnet motor.
Preferably, the propellers on the left side and the right side of the shell are both provided with protective covers.
Preferably, the devices are made of waterproof materials.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the lifting assembly and the water plugging assembly are arranged, the first servo motor in the lifting assembly drives the rotating shaft to rotate, so that the winch chain wheel is driven to rotate, the propelling assembly is lifted until the fixing plate is clamped in the upper limiting groove, the second servo motor in the water plugging assembly drives the screw rod to rotate, the moving block is driven to move rightwards, the water plugging plate slides rightwards until the water plugging plate is in the lower limiting groove, the moving block continuously moves rightwards, the water plugging plate is fixed in the limiting groove, and the water pump pumps out water in the storage chamber, so that the phenomenon that when the tugboat is idle on a wharf, the propeller is soaked in water for a long time, and the service life of the propeller is reduced is;
2. according to the invention, the propeller rotating directions of the two sides of the shell can be designed to rotate in the same direction or in opposite directions according to actual requirements by arranging the propelling component, so that the propelling efficiency of the propeller is improved to the maximum extent, the power loss of the propeller is reduced, the high-efficiency performance of dynamic positioning and transverse movement of the ship is ensured, and the stability of the ship course is obviously improved;
3. according to the invention, by arranging the fixing component, when the propelling component needs to work, the hydraulic telescopic rod fixes the fixing rod in the fixing groove, so that the propelling component is prevented from displacing in work, and the propelling function of the device cannot be realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a propulsion assembly according to the present invention;
FIG. 3 is a schematic top view of the lift assembly of the present invention;
FIG. 4 is a schematic structural view at A of the present invention;
FIG. 5 is a schematic view of the propulsion assembly position of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-storage chamber, 2-support frame, 3-rotation shaft, 4-twisted chain wheel, 5-first servo motor, 6-belt wheel, 7-transmission belt, 8-support plate, 9-lead screw, 10-slide bar, 11-moving block, 12-second servo motor, 13-rotating rod, 15-water plugging plate, 16-water pump, 17-water outlet pipe, 18-empty groove, 19-limit, 20-rotary support, 21-fixed plate, 22-cavity, 23-hydraulic telescopic rod, 24-fixed rod, 25-chain, 26-limit rod, 27-steering motor, 28-protective cover, 29-fixed groove, 30-support bearing, 31-pipeline channel, 32-sealing device, 33-thrust bearing, etc, 34-shell, 35-permanent magnet motor, 36-brake device, 37-propeller and 38-propeller shaft.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
Example one
Referring to the drawings, the present invention provides a technical solution: the utility model provides a permanent-magnet machine advancing device for pure electric full-circle swinging tug, includes apotheca 1, its characterized in that: a water plugging component is arranged in the storage chamber 1, a propelling component is arranged below the right side of the storage chamber, a lifting component is arranged on the top surface of the storage chamber, and a fixing component is also arranged on the lower side wall of the storage chamber 1;
the propulsion assembly comprises a shell 34, a permanent magnet motor 35 is arranged in the shell 34, a central shaft of the permanent magnet motor 35 is set as a propeller shaft 38, a supporting bearing 30 is connected onto the propeller shaft 38, propellers 37 are fixed at two ends of the propeller shaft 38, a thrust bearing 33 is further arranged in the shell 34, the thrust bearing 33 is connected with the propeller shaft 38, a rotary support 20 is connected to the upper portion of the shell 34, a dynamic-static conversion sliding ring is arranged at the center of the rotary support 20, a fixing plate 21 is arranged on the rotary support 20, a pipeline channel 31 is further arranged in the shell 34, one end of a lead in the pipeline channel 31 is electrically connected with the permanent magnet motor 35, the other end of the lead is electrically connected with an external static lead through the dynamic-static conversion sliding ring, and;
the left side bottom surface of the inside of apotheca 1 is fixed with water pump 16, and water pump 16 communicates outlet pipe 17 in the left side, and the left end of outlet pipe 17 stretches out apotheca 1, and the upper and lower both sides face of apotheca 1 corresponds fixed plate 21 and all is equipped with spacing groove 19, and the outside of two spacing grooves 19 still is equipped with the symmetry and is equipped with two dead slots 18, and casing 34 is located the spacing groove 19 of below.
Wherein, fixed subassembly includes a plurality of cavities 22 that below spacing groove 19 left and right sides symmetry was equipped with, and cavity 22 internal fixation has hydraulic telescoping rod 23, and hydraulic telescoping rod 23's top surface is fixed with dead lever 24, and the left and right sides symmetry of fixed plate 21 is equipped with a plurality of fixed slots 29, and dead lever 24 cooperates with fixed slot 29.
Wherein, lifting unit includes two support frames 2, 2 symmetries of two support frames are fixed on the right side top surface of apotheca 1, two support frames 2 are located the both sides of spacing groove 19, it is connected with two axis of rotation 3 to rotate in tandem between two support frames 2, the centre of axis of rotation 3 is fixed with hinge wheel 4, be fixed with chain 25 on the hinge wheel 4, the left side of axis of rotation 3 is fixed with band pulley 6, be equipped with drive belt 7 between two band pulleys 6 and connect, support frame 2 is stretched out to the right-hand member of the axis of rotation 3 of rear side, and be fixed with servo motor 5 No. one, both sides around the top surface of fixed plate 21 are fixed to the lower extreme.
Wherein, water shutoff subassembly includes two backup pads 8, the top surface of two backup pads 8 and the inside roof fixed connection of apotheca 1, it is connected with lead screw 9 to rotate between two backup pads 8, threaded connection has movable block 11 on the lead screw 9, the lower extreme of movable block 11 articulates there is dwang 13, the lower extreme of dwang 13 articulates there is water shutoff board 15, water shutoff board 15 and the bottom surface sliding connection of apotheca 1, and water shutoff board 15 and the cooperation of spacing groove 19 of below, left backup pad 8 is stretched out to the left end of lead screw 9 to be fixed with No. two servo motor 12.
Wherein, be fixed with slide bar 10 between two backup pads 8, movable block 11 slides and cup joints on slide bar 10, prevents that movable block 11 from following lead screw 9 and rotating, rather than moving about.
Wherein, the inner sides of the two propellers 37 are both provided with a sealing device 32 to prevent the water from entering the joint of the propeller screws 37.
And a brake device 36 is arranged on a propeller shaft 38 between the thrust bearing 33 and the permanent magnet motor 35, so that the tractor can stop at any time and control the tug is enhanced.
Wherein, all be equipped with safety cover 28 on the screw 37 of the left and right sides of casing 1, avoid winding debris such as sea grass on the screw 37, lead to advancing the subassembly and can not move.
Wherein, the above devices are all made of waterproof materials.
One specific application of this embodiment is:
when the tug is idle, the hydraulic telescopic rod 23 in the cavity 22 enables the fixed rod 24 to move outwards to leave the fixed groove 29, the first servo motor 5 is started, the two belt wheels 6 and the transmission belt 7 are used for transmission, the two rotating shafts 3 are simultaneously rotated, so that the two twisting chain wheels 4 are driven to rotate, the winding chain 25 drives the pushing assembly to ascend, and the fixed plate 21 is located in the limiting groove 19 above the fixing plate;
the second servo motor 12 is started to drive the screw rod 9 to rotate, the moving block 11 moves rightwards, so that the water blocking plate 15 slides rightwards, the water blocking plate 15 stops moving rightwards after reaching the rightmost end, the moving block 11 continues moving rightwards, the water blocking plate 15 moves downwards through the rotation of the rotating rod 13 to block the limiting groove 19 below, the water pump 16 is started, and water in the storage chamber 1 is discharged through the water outlet pipe 17.
Example two
The structure of this embodiment is basically the same as that of the first embodiment, except that two stop rods 26 are symmetrically fixed on the left and right sides of the fixing plate 21, and the outer sides of the stop rods 26 are slidably connected with the upper empty groove 18.
Two stop levers 26 fixed on the fixing plate 21, when the lifting component drives the propelling component to ascend or descend, the outer sides of the two stop levers 26 are in sliding connection with the inner side wall of the empty groove 18 above, and stable ascending and descending of the propelling component can be guaranteed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a permanent-magnet machine advancing device for pure electric full-circle swinging tug, includes apotheca (1), its characterized in that: a water plugging component is arranged in the storage chamber (1), a propelling component is arranged below the right side of the storage chamber, a lifting component is arranged on the top surface of the storage chamber, and a fixing component is also arranged on the lower side wall of the storage chamber (1);
the propulsion assembly comprises a shell (34), a permanent magnet motor (35) is arranged in the shell (34), a central shaft of the permanent magnet motor (35) is a propeller shaft (38), a supporting bearing (30) is connected to the propeller shaft (38), propellers (37) are fixed at two ends of the propeller shaft (38), a thrust bearing (33) is further arranged in the shell (34), the thrust bearing (33) is connected with a propeller shaft (38), the upper portion of the shell (34) is connected with a rotary support (20), a dynamic and static conversion slip ring is arranged at the center of the rotary support (20), a fixing plate (21) is arranged on the rotary support (20), a pipeline channel (31) is further arranged in the shell (34), one end of a lead in the pipeline channel (31) is electrically connected with a permanent magnet motor (35), the other end of the lead is electrically connected with an external static lead through the dynamic and static conversion slip ring, and a steering motor (27) is arranged above the rotary support (20);
the utility model discloses a storage chamber, including apotheca (1), the inside left side bottom surface of apotheca (1) is fixed with water pump (16), and water pump (16) left side intercommunication outlet pipe (17), and the left end of outlet pipe (17) stretches out apotheca (1), and the upper and lower both sides face of apotheca (1) corresponds fixed plate (21) and all is equipped with spacing groove (19), and the outside of two spacing grooves (19) still is equipped with the symmetry and is equipped with two dead slots (18), casing (34) are arranged in spacing groove (19) of below.
2. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: fixed subassembly includes a plurality of cavities (22) that below spacing groove (19) left and right sides symmetry was equipped with, cavity (22) internal fixation has hydraulic telescoping rod (23), and the top surface of hydraulic telescoping rod (23) is fixed with dead lever (24), the left and right sides symmetry of fixed plate (21) is equipped with a plurality of fixed slots (29), dead lever (24) and fixed slot (29) cooperation.
3. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: lifting unit includes two support frames (2), two support frame (2) symmetry is fixed on the right side top surface of apotheca (1), two support frames (2) are located the both sides of spacing groove (19), it is connected with two axis of rotation (3) to rotate in tandem between two support frames (2), the centre of axis of rotation (3) is fixed with hank sprocket (4), be fixed with chain (25) on hank sprocket (4), the left side of axis of rotation (3) is fixed with band pulley (6), be equipped with drive belt (7) between two band pulleys (6) and connect, support frame (2) are stretched out to the right-hand member of axis of rotation (3) of rear side to be fixed with servo motor (5) No. one, both sides around fixed plate (21) top surface are fixed to the lower extreme of chain (25).
4. The propulsion device of claim 3, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: two limiting rods (26) are symmetrically fixed on the left side and the right side of the fixing plate (21), and the outer sides of the limiting rods (26) are in sliding connection with the empty grooves (18) above.
5. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: the water shutoff assembly comprises two supporting plates (8) and two top surfaces of the supporting plates (8) are fixedly connected with an inner top wall of the storage chamber (1), a lead screw (9) is connected between the two supporting plates (8) in a rotating mode, a moving block (11) is connected to the lead screw (9) in a threaded mode, a rotating rod (13) is hinged to the lower end of the moving block (11), a water shutoff plate (15) is hinged to the lower end of the rotating rod (13), the water shutoff plate (15) is connected with the storage chamber (1) in a sliding mode, the water shutoff plate (15) is matched with a limiting groove (19) in the lower portion of the water shutoff plate, the left supporting plate (8) is extended out of the left end of the lead screw (9).
6. The propulsion device of claim 5, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: a sliding rod (10) is fixed between the two supporting plates (8), and the moving block (11) is sleeved on the sliding rod (10) in a sliding mode.
7. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: and sealing devices (32) are arranged on the inner sides of the two propellers (37).
8. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: and a brake device (36) is arranged on the propeller shaft (38) between the thrust bearing (33) and the permanent magnet motor (35).
9. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: the propellers (37) on the left side and the right side of the shell (1) are respectively provided with a protective cover (28).
10. The propulsion device of claim 1, wherein the propulsion device comprises a permanent magnet motor for a pure electric full-rotation tug, and is characterized in that: the device is made of waterproof materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253599.XA CN113044195A (en) | 2021-03-09 | 2021-03-09 | Permanent magnet motor propulsion device for pure electric full-rotation tug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253599.XA CN113044195A (en) | 2021-03-09 | 2021-03-09 | Permanent magnet motor propulsion device for pure electric full-rotation tug |
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| Publication Number | Publication Date |
|---|---|
| CN113044195A true CN113044195A (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110253599.XA Pending CN113044195A (en) | 2021-03-09 | 2021-03-09 | Permanent magnet motor propulsion device for pure electric full-rotation tug |
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| CN (1) | CN113044195A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030584A (en) * | 2021-09-16 | 2022-02-11 | 连云港鸿云实业有限公司 | Water cooling system for simultaneously using seawater and fresh water and pure electric tug comprising same |
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| DE4327559C1 (en) * | 1993-08-17 | 1995-02-09 | Horst Glaser | Drive, which can be retracted into the hull, for sailing boats and yachts with built-in motors |
| CN201211925Y (en) * | 2008-05-15 | 2009-03-25 | 上海振华港口机械（集团）股份有限公司 | Liftable pod propulsion driven by permanent-magnetic electric machine |
| CN103204231A (en) * | 2012-01-16 | 2013-07-17 | 上海振华重工(集团)股份有限公司 | Telescopic full-revolving propeller |
| KR20150016452A (en) * | 2013-08-02 | 2015-02-12 | 삼성중공업 주식회사 | Apparatus for maintenance of thruster having elevation means |
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| CN207972777U (en) * | 2017-12-27 | 2018-10-16 | 无锡东方长风船用推进器有限公司 | A kind of water sealing device for elevating rudder paddle |
| CN110758702A (en) * | 2019-10-15 | 2020-02-07 | 大连船舶重工集团有限公司 | Retractable thruster system capable of being maintained in ship |
| CN210618431U (en) * | 2019-06-13 | 2020-05-26 | 南京高精船用设备有限公司 | Permanent magnet motor co-rotating pod propeller |
| CN111572743A (en) * | 2020-05-22 | 2020-08-25 | 南京高精船用设备有限公司 | Hydraulic lifting type electric full-rotation propeller |
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- 2021-03-09 CN CN202110253599.XA patent/CN113044195A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095681A (en) * | 1993-03-01 | 1994-11-30 | 约瑟夫·比克有限公司施奥泰尔船厂 | Ship driving with the driving screw propeller that is installed under the smooth hull bottom |
| DE4327559C1 (en) * | 1993-08-17 | 1995-02-09 | Horst Glaser | Drive, which can be retracted into the hull, for sailing boats and yachts with built-in motors |
| CN201211925Y (en) * | 2008-05-15 | 2009-03-25 | 上海振华港口机械（集团）股份有限公司 | Liftable pod propulsion driven by permanent-magnetic electric machine |
| CN103204231A (en) * | 2012-01-16 | 2013-07-17 | 上海振华重工(集团)股份有限公司 | Telescopic full-revolving propeller |
| KR20150016452A (en) * | 2013-08-02 | 2015-02-12 | 삼성중공업 주식회사 | Apparatus for maintenance of thruster having elevation means |
| KR20150045086A (en) * | 2013-10-18 | 2015-04-28 | 삼성중공업 주식회사 | Thruster system for vessel |
| CN207972777U (en) * | 2017-12-27 | 2018-10-16 | 无锡东方长风船用推进器有限公司 | A kind of water sealing device for elevating rudder paddle |
| CN210618431U (en) * | 2019-06-13 | 2020-05-26 | 南京高精船用设备有限公司 | Permanent magnet motor co-rotating pod propeller |
| CN110758702A (en) * | 2019-10-15 | 2020-02-07 | 大连船舶重工集团有限公司 | Retractable thruster system capable of being maintained in ship |
| CN111572743A (en) * | 2020-05-22 | 2020-08-25 | 南京高精船用设备有限公司 | Hydraulic lifting type electric full-rotation propeller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030584A (en) * | 2021-09-16 | 2022-02-11 | 连云港鸿云实业有限公司 | Water cooling system for simultaneously using seawater and fresh water and pure electric tug comprising same |
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