CN101913420A - Ship propeller - Google Patents
Ship propeller Download PDFInfo
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- CN101913420A CN101913420A CN2010102429225A CN201010242922A CN101913420A CN 101913420 A CN101913420 A CN 101913420A CN 2010102429225 A CN2010102429225 A CN 2010102429225A CN 201010242922 A CN201010242922 A CN 201010242922A CN 101913420 A CN101913420 A CN 101913420A
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- propeller
- motor
- cylindrical shell
- electrical motor
- screw
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Abstract
The invention relates to a ship propeller which comprises a propeller and is characterized in that the propeller is placed in a cylinder body and closely connected with an output shaft of a motor, the ship propeller further comprises the cylinder body and the motor, and the motor comprises a waterproof outer housing. The ship propeller adopting the measures has compact structure, easy manufacture and low cost; as the motor is arranged underwater, people can not hear obvious noise in a ship on the water surface, thereby being very applicable to manufacturing small cruise ships for leisure sightseeing. The output shaft of the motor is directly connected with the propeller, and the ship propeller has no other indirect transmission parts, so that the power transmission efficiency is very satisfactory.
Description
One. technical field
The invention belongs to the electromechanical engineering technical field, particularly relate to the improvement of marine propeller.
Two. background technology
Present marine propeller all is to adopt spiral pushing device, promptly is to adopt power machine or the moving screw propeller that drives of motor to advance.
Application number 02144864.7, name is called " mechanical type propelling unit " disclosed innovation and creation, and it relates to the device that can produce forward propulsion.One end of the main shaft of this invention is connected with transmission system, right crank and left crank all are fixed on the main shaft, one end of right connecting rod and left connecting rod is hinged with right crank and left crank by right axle and left side axle respectively, right axle and left side axle are to the corner that forms 180 ° between the line of main shaft, the other end of right connecting rod and left connecting rod respectively with right long column piston and left long column piston hinge, right long column piston and left long column piston form bearing fit with right cylinder sleeve and left cylinder sleeve respectively, right cylinder sleeve and left cylinder sleeve are fixed on the body, can be on the sectional wheel of self center of circle swing the symmetrical groove that has two arcs, the right roller and the left wheel that are arranged on right long column piston and left long column pistons end withstand on respectively on the groove of two arcs.Though it can make the motion of transportation means not be subjected to the influence of uncertain factor in the medium.But the structure that can obviously see this invention is very complicated.
Application number 02124926.1, name is called " shipping propelling equipment " disclosed innovation and creation, is used for the propulsion equipment of boats and ships, comprises that a main screw and is configured in the push type POD propelling unit of main screw back.Secondly, many grooves, the flow direction extension along the hub eddy that is generated by main screw is configured on the fore-end of POD propelling unit shell.According to this propulsion equipment that is used for boats and ships, the hub eddy that is created on the main screw back by main screw is weakened by disperseing hub eddy along each groove, and has therefore improved the propulsion coefficient of the propulsion equipment that is used for boats and ships.Similarly, the structure of this invention also is very complicated.
Application number 87103246, name is called " propeller device for vessel " disclosed innovation and creation, and is relevant with propeller device for vessel.Propeller system has two to be arranged in the propeller of doing mutual opposite sense rotation on the common axis of rotation, power is delivered to the propshaft of basic horizontal by a vertical axis and oblique-crossing axial fan gear. and propeller system is provided with a toroidal helical slurry conduit at least, at least one propeller of propeller system is arranged in this propeller conduit rotates.The structure of this invention relates to vertical axis and an oblique-crossing axial fan gear transmission, complex structure, and cost is high relatively.
Application number 93121122.0, name is called " propelling unit " disclosed innovation and creation, be a kind of propelling unit that is used for propulsive fluid, comprise a suction housing, this suction housing comprises an inlet port that axially is provided with and has a conical suction chamber of dispersing from inlet port circular cone ground, with a propelling unit, the rotational ground of this propelling unit in said conical suction chamber is installed, it comprises that a taper shape has a pumping unit, one rotating element and an outside face produce the propeller hub that divides, wherein, propeller hub is dispersed to transition part circular cone ground along axis direction from pumping unit, and some blades extend radially outwardly and divergently extend along outside face part from the pumping unit to the transition of said propeller hub from the outside face of said propeller hub.At least equal the cross-sectional area of the annular space between the housing of the transition portion of propeller hub and contiguous transition portion at the cross-sectional area of the annular space between the housing of the pumping unit of propeller hub and contiguous pumping unit.Self-evident, the structure of this invention also is very complicated.
Application number 97101346.2, name is called " marine propeller " disclosed innovation and creation, having the end fixes one and fastens the dynamical axis of the pivot arm that constitutes by housing and capping, this dynamical axis is arranged at a band connecting flange and in flange and axle sleeve that hull connects, on axle sleeve, one gear is arranged in the pivot arm internal fixation, the engagement of this gear and an intermediate gear, intermediate gear again with a planet gear mesh, this planetary axle one end extend out to the outer and direct-connected paddle board of pivot arm.The structure of this invention relates to intermediate gear engagement, intermediate gear again with a planet gear mesh, complex structure is well imagined, cost is not cheap certainly.
Application number 200720007152.X, name is called " a kind of propeller type hydraulic efficiency jet propulsion system " disclosed innovation and creation, comprises screw propeller, power bin, coolant inlet pipe, water jet standpipe, transmission shaft; Screw propeller is arranged in the power bin, and is connected to outside the storehouse by transmission shaft, and power bin is a tube cylinder, and coolant inlet pipe, water jet standpipe link to each other with the tube cylinder two ends of power bin respectively; It is characterized in that: also comprise into water shroud; The coolant inlet pipe cover is arranged on water inlet pipe mouth, and described coolant inlet pipe caliber is greater than the water spray caliber.Because screw propeller is completely enclosed within the power bin, noise is low; Because the coolant inlet pipe caliber, goes out water flow velocity greater than the water spray caliber greater than the water inlet flow velocity, the current directionality is good, though be to use propeller-driven, is rendered as " water spray " propulsion mode, does not need to have in addition a cover pressure charging system.Though total system has had most advantage of propeller type and water-blowing ship ship propeller concurrently, structure is very much complicated.
Application number 02249929.6, name is called " spitkit propelling unit " disclosed innovation and creation, the joystick and the screw propeller that comprise mounting bracket, adapter shaft, electrical motor, manipulation electrical motor, screw propeller and electrical motor direct connection, be connected with lead with pipe link between electrical motor and joystick, the outer water-stop of lead, on mounting bracket, stretch out guide plate, on guide plate, have the mounting groove that adapts with the ship side shape, in the end that guide plate stretches out the bolt that is fixed and clamped is housed, the setting-out plate is housed in the upper end of screw propeller.
Application number 200820223969.5, name is called " marine propeller " and comprises spiral propeller, conduit, spiral propeller is arranged on the outside face 5-8 circle of transmission shaft vertically, the conduit socket is arranged on the excircle of spiral propeller, the blade of screw propeller is coupled together, each blade of screw propeller linked together and on transmission shaft revolution 5 to 8 circles, the boats and ships spiral propeller.
Application number 200710112691.4, name is called " marine propeller with axle drive shaft " disclosed innovation and creation, and outboard motor (S) has: with first axle drive shaft (31) of combustion engine interlocking; Second axle drive shaft (32) with first axle drive shaft (31) interlocking; Output gear mechanism (50) by second axle drive shaft (32) driving; Cardan shaft (17); And gear case (13), this gear case keeps output gear mechanism (50) and cardan shaft (17) and has common water-immersed gear maintaining part (21).Described second axle drive shaft (32) is with respect to vertically being arranged in first axle drive shaft (31) rear.Gear maintaining part (21) has tapered portion (21a), and this tapered portion is from extending forward corresponding to the position of second axle drive shaft (32) and having a front end (21c).This tapered portion (21a) is tapered towards the front portion.The rear that second axle drive shaft (32) is arranged in first axle drive shaft (31) makes gear case (13) can form small size, thereby has reduced the resistance under water of gear case (13).
More than the marine propeller of these forms all be complex structure, manufacture difficulty is big.Simultaneously, current common drawback widely used on the market and above-mentioned these inventions are: because power machine or electrical motor all are arranged in the boats and ships, spiral pushing device under water, therefore produce the noise that is difficult to eliminate, this is shortcomings of it's a pity for the small-sized pleasure-boat of some Leisure Tours.On the other hand, more than these forms and now widely used on the market marine propeller since power machine or electrical motor and screw propeller distance long with the drive mechanism complexity, the increase of friction also makes power bring loss, driving efficiency is lower.People wish to design and manufacture noiseless and the higher marine propeller of driving efficiency very much, but regrettably up to this point, still do not have the higher marine propeller of this noiseless and driving efficiency selling on the market.
Three. summary of the invention
The objective of the invention is to manufacture and design a kind of marine propeller, to overcome present marine propeller complex structure, manufacture difficulty is big, simultaneously because power machine or electrical motor all are arranged in the boats and ships, and spiral pushing device under water, therefore produces noise and the lower shortcoming of driving efficiency that is difficult to eliminate.
The object of the present invention is achieved like this: a kind of marine propeller, has screw propeller 3, it is characterized by: described screw propeller 3 places in the cylindrical shell 1 and with the output shaft 4 of electrical motor 5 and closely links to each other, also have built-in screw propeller 3 and electrical motor 5 cylindrical shell 1, be fixed in the cylindrical shell 1 and electrical motors 5 that output shaft 4 and screw propeller 3 closely link to each other, described electrical motor 5 has waterproof outer cover.
The cross-sectional plane of cylindrical shell 1 is circle or rectangle or triangle or rhombus or polygon.
The top of cylindrical shell 1 can make the fork 7 of its swing when being fixed with twisting.
Suitable axis, the outside of cylindrical shell 1 direction is fixed with the secondary rudder plate 9 more than 1 or 1.
Take the present invention of above measure, compact conformation, easy to manufacture, with low cost, because electrical motor is arranged under water, therefore in above water craft, can not hear obvious noise, very be fit to make the small-sized pleasure-boat of Leisure Tour.The output shaft of electrical motor of the present invention directly joins with screw propeller, does not have other indirect drive parts, so the unusual ideal of power transmission efficiency.
Four. description of drawings
Accompanying drawing 1 is the front view of the embodiment of the invention 1;
Accompanying drawing 2 is back views of the embodiment of the invention 1;
Accompanying drawing 3 is right elevations of the embodiment of the invention 1;
Accompanying drawing 4 is that topology view is cutd open in the part stripping of the embodiment of the invention 1;
Accompanying drawing 5 is structural representations of the embodiment of the invention 2;
Accompanying drawing 6 is structural representations of the embodiment of the invention 3;
Below the present invention is described in further detail in conjunction with the accompanying drawings and embodiments again.
Five. the specific embodiment
Basic structure of the present invention is: have screw propeller 3, also have built-in screw propeller 3 and electrical motor 5 cylindrical shell 1, be fixed in the electrical motor 5 in the cylindrical shell 1, electrical motor 5 has waterproof outer cover.
Accompanying drawing 1 has provided the front view of the embodiment of the invention 1, and with reference to the accompanying drawings 1, cylindrical shell 1 is a cylindrical shape, the middle part has the branch water cover 2 that is fixed on electrical motor 5 fronts can reduce resistance.
Accompanying drawing 2 has provided the back view of the embodiment of the invention 1, and with reference to the accompanying drawings 2, screw propeller 3 places in the cylindrical shell 1 and with the output shaft 4 of electrical motor 5 and closely links to each other.
Accompanying drawing 3 has provided the right elevation of the embodiment of the invention 1, and with reference to the accompanying drawings 3, cylindrical shell 1 is a cylindrical shape.Since left and right sides view symmetry, the Therefore, omited left view.
Accompanying drawing 4 is part stripping (strip off cylindrical shell 1 one side part shells) cutaway view of the embodiment of the invention 1, can more detailedly see the concrete structure of embodiment 1 from this figure.Electrical motor 5 is fixed in the cylindrical shell 1 by eight standing screws 6, and it is one group that per four standing screw 6 quadratures are formed cross, and standing screw 6 is fixed on electrical motor 5 in the cylindrical shell 1 by the screw thread on the cylindrical shell 1.The output shaft 4 of electrical motor 5 closely is inserted in the axis hole of screw propeller 3.The branch water cover 2 that is fixed on electrical motor 5 fronts can reduce resistance.Divide 76 millimeters of water cover 2 usefulness diameters, thick 3 millimeters steel pipe is made tapered sleeve, is welded on the front portion of electrical motor 5.
140 millimeters of the cylindrical shell 1 usefulness diameters of embodiment 1, thick 3 millimeters steel pipe are made, and length is 450 millimeters.Electrical motor 5 adopts the motor component of the direct current diving pump of the holding Co., Ltd of the industrial heliotechnics of Chinese Zhuhai City China, Zhuhai Xingye New Energy Science ﹠ Technology Co., Ltd.'s production, model is: PVP-S12-30D36-0.2, power of motor 0.2KW, operating voltage 36V.Electrical motor 5 also can adopt general interchange or DC motor, but will carry out waterproof case.When adopting alternating-current motor/AC motor, also to dispose corresponding power inverter when using direct supply.Screw propeller 3 is three leaves, and 125 millimeters of diameters are cast with steel, and middle axis hole will cooperate closely with the output shaft 4 of electrical motor 5.The steel bar that standing screw 6 usefulness diameters are 8 millimeters is made thread rod, and the screw thread that sees through on the cylindrical shell 1 is fixed on electrical motor 5 on the axis of cylindrical shell 1.
Embodiment 1 is work like this: cylindrical shell of the present invention 1 outside is provided with fixed plate, and the bottom of fixed plate and boats and ships is fixedly connected, electrical motor 5 connects direct current working volts 36V by water-proof cable, can make electrical motor 5 rotate and drive screw propeller 3 and rotate, and then the promotion boats and ships advances.
Accompanying drawing 5 provides the structural representation of the embodiment of the invention 2, and with reference to the accompanying drawings 5.Embodiment 2 is on the basis of embodiment 1, increases the fork 7 that can make its swing when being fixed with a twisting again on the top of cylindrical shell 1.Fork 7 usefulness steel bars or steel pipe are made, and are welded on the outside of cylindrical shell 1, and the root weld that centers on fork 7 has four perpendicular quadratures to line up the leg-of-mutton brace panel 8 of cross.The fork 7 of embodiment 2 is inserted in the axle sleeve that is arranged on the boats and ships rear portion, and fixes the twisting handle stem, twist the just rotatable cylindrical shell 1 of handle stem like this, can make embodiment 2 in, also can be used as rudder and use as underwater propeller on fork 7 tops.Fork 7 also can be done and help screw rod or half screw rod, cooperate the screw rod cover that is fixed on the boats and ships rear portion again, the embodiment of the invention 2 can be risen or descends, so that maintenance, can also adjust the degree of depth of marine propeller of the present invention in water, so that obtain better propelling effect.140 millimeters of the cylindrical shell 1 usefulness diameters of embodiment 2, thick 3 millimeters steel pipe are made, and length is 450 millimeters.The electrical motor 5 of embodiment 2 is same the same with embodiment 1, adopt the motor component of the direct current diving pump of the holding Co., Ltd of the industrial heliotechnics of Chinese Zhuhai City China, Zhuhai Xingye New Energy Science ﹠ Technology Co., Ltd.'s production, model is: PVP-S12-30D36-0.2, power of motor 0.2KW, operating voltage 36V.Electrical motor 5 also can adopt general interchange or DC motor, but will carry out waterproof.When adopting alternating-current motor/AC motor, also to dispose corresponding power inverter when using direct supply.Screw propeller 3 is three leaves, and 125 millimeters of diameters are cast with steel, and middle axis hole will cooperate closely with the output shaft 4 of electrical motor 5.The steel bar that standing screw 6 usefulness diameters are 8 millimeters is made thread rod, and the screw thread that sees through on the cylindrical shell 1 is fixed on electrical motor 5 on the axis of cylindrical shell 1.
Accompanying drawing 6 is structural representations of the embodiment of the invention 3.Embodiment 3 is on the basis of embodiment 2, is welded with a secondary rudder plate 9 made from steel plate in the outside of cylindrical shell 1 along the axis direction again, and secondary rudder plate 9 is trapezoidal or circular or polygon or a triangle of rectangle.Embodiment 3 is owing to having increased secondary rudder plate 9, and is therefore higher as the sensitivity of rudder.140 millimeters of the cylindrical shell 1 usefulness diameters of embodiment 3, thick 3 millimeters steel pipe are made, and length is 450 millimeters.Electrical motor 5 adopts the motor component of the direct current diving pump of the holding Co., Ltd of the industrial heliotechnics of Chinese Zhuhai City China, Zhuhai Xingye New Energy Science ﹠ Technology Co., Ltd.'s production, model is: PVP-S12-30D36-0.2, power of motor 0.2KW, operating voltage 36V.Electrical motor 5 also can adopt general interchange or DC motor, but will carry out waterproof.When adopting alternating-current motor/AC motor, also to dispose corresponding power inverter when using direct supply.Screw propeller 3 is three leaves, and 125 millimeters of diameters are cast with steel, and middle axis hole will cooperate closely with the output shaft 4 of electrical motor 5.The steel bar that standing screw 6 usefulness diameters are 8 millimeters is made thread rod, and the screw thread that sees through on the cylindrical shell 1 is fixed on electrical motor 5 on the axis of cylindrical shell 1.
Claims (4)
1. marine propeller, has screw propeller (3), it is characterized by: described screw propeller (3) places in the cylindrical shell (1) and with the output shaft (4) of electrical motor (5) and closely links to each other, also have built-in screw propeller (3) and electrical motor (5) cylindrical shell (1), be fixed in the cylindrical shell (1) and electrical motor (5) that output shaft (4) and screw propeller (3) closely link to each other, described electrical motor (5) has waterproof outer cover.
2. marine propeller according to claim 1 is characterized by: the cross-sectional plane of cylindrical shell (1) is circle or rectangle or triangle or rhombus or polygon.
3. marine propeller according to claim 1 is characterized by: the top of cylindrical shell (1) can make the fork (7) of its swing when being fixed with twisting.
4. marine propeller according to claim 1 is characterized by: suitable axis, the outside of cylindrical shell (1) direction is fixed with the secondary rudder plate (9) more than 1 or 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102429225A CN101913420A (en) | 2010-08-03 | 2010-08-03 | Ship propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102429225A CN101913420A (en) | 2010-08-03 | 2010-08-03 | Ship propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101913420A true CN101913420A (en) | 2010-12-15 |
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ID=43321116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102429225A Pending CN101913420A (en) | 2010-08-03 | 2010-08-03 | Ship propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101913420A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110291005A (en) * | 2017-02-16 | 2019-09-27 | 维思推进系统 | Propeller for being promoted to ship |
| CN112591064A (en) * | 2020-12-22 | 2021-04-02 | 中国船舶重工集团公司第七0三研究所 | Variable pitch actuating mechanism for marine controllable pitch propeller |
-
2010
- 2010-08-03 CN CN2010102429225A patent/CN101913420A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110291005A (en) * | 2017-02-16 | 2019-09-27 | 维思推进系统 | Propeller for being promoted to ship |
| CN110291005B (en) * | 2017-02-16 | 2021-05-25 | 维思推进系统 | Propeller for propelling ship |
| CN112591064A (en) * | 2020-12-22 | 2021-04-02 | 中国船舶重工集团公司第七0三研究所 | Variable pitch actuating mechanism for marine controllable pitch propeller |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101215 |