CN103407563B - Marine adjustable-pitch all-direction propeller - Google Patents
Marine adjustable-pitch all-direction propeller Download PDFInfo
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- CN103407563B CN103407563B CN201310352207.0A CN201310352207A CN103407563B CN 103407563 B CN103407563 B CN 103407563B CN 201310352207 A CN201310352207 A CN 201310352207A CN 103407563 B CN103407563 B CN 103407563B
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Abstract
The present invention relates to a kind of Marine adjustable-pitch all-direction propeller, comprise: casing, input shaft, hydraulic clutch, transmission shaft, upper and lower screw bevel gear, revolving support, to come about hollow column, middle vertical shaft, oar axle, displacement propeller hub mechanism, blade and hydraulic control mechanism, wherein: hollow column of coming about is connected with the revolving support on well casing by bullet, middle vertical shaft is arranged in hollow column of coming about, blade pitch feedback mechanism is being come about between hollow column inwall and middle vertical shaft outer wall, and be installed on hollow column inwall of coming about, feedback mechanism with the Inner oil pipe of oar axle for sample point, feedback information is delivered in the cabin on more than deck.
Description
Technical field
The present invention relates to a kind of all-direction propeller of blade variable pitch, boats and ships can adjust the thrust size of boats and ships by change blade pitch when not changing engine speed, main frame can also attach fire pump, electrical generator etc., makes full use of main engine power.Be provided with the angle of rake ship operation of the present invention more flexibly, function more, cabin characteristics of compact layout, main frame fuel oil fully, energy-saving and emission-reduction.
Background technology
Current marine propeller is the core component in ship power equipment, and all-direction propeller is widely used in the numerous areas such as craft tug, fire fighting ship, repair ship (crane ship, scientific investigation ship, drive body hopper etc.), ferry boat, all-direction propeller does 360 ° of any directions by swing type mechanism and rotates, collection advance and steering function with integrally, make boats and ships can obtain maximum thrust in any direction, operating characteristic flexibility and reliability, convenient and swift, can be used as the main and auxiliary propulsion system of boats and ships and dynamic positioning system (DPS) uses.In the all-direction propeller of blade variable pitch, to the blade pitch monitoring difficulty be positioned under water, generally can only judge by rule of thumb.
Conventional all-direction propeller is generally only furnished with the screw propeller of fixed pitch, and regulate the thrust size of boats and ships by changing engine speed, the thrust below main frame idling is seldom utilized, and main frame can not attach other equipment.Along with the increase of some boats and ships functions, require that main frame not only will be with propulsion system also will be with the equipment such as fire pump, electrical generator, and these attendant equipments all need stable rotating speed to carry out work, propulsion system is using the screw propeller of fixed pitch just improper.
How work under rated speed of rotation meeting the equipment such as fire pump, electrical generator needs, guarantee that screw propeller meets the requirement that can regulate the thrust of boats and ships under different operating state, and to monitor in real time blade pitch be the technical matters paid close attention in the industry.
Summary of the invention
The object of the invention is to: the screw propeller for current fixed pitch can not meet the equipment such as fire pump, electrical generator needs and work under rated speed of rotation, and in the all-direction propeller of blade variable pitch, to the actual conditions of the difficulty of blade pitch monitoring under water, provide a kind of new Marine adjustable-pitch all-direction propeller.
The object of the present invention is achieved like this: a kind of Marine adjustable-pitch all-direction propeller, comprise: casing, input shaft, hydraulic clutch, transmission shaft, upper and lower screw bevel gear, revolving support, to come about hollow column, middle vertical shaft, oar axle, displacement propeller hub mechanism, blade and hydraulic control mechanism, it is characterized in that: hollow column of coming about is connected with the revolving support on well casing by bullet, middle vertical shaft is arranged in hollow column of coming about, blade pitch feedback mechanism is being come about between hollow column inwall and middle vertical shaft outer wall, and be installed on hollow column inwall of coming about, feedback mechanism with the Inner oil pipe of oar axle for sample point, feedback information is delivered in the cabin on more than deck.
In the present invention:. blade pitch feedback mechanism comprises slide block, waling stripe, the vertical connecting rod of " L " shape, support, feedback rod, pilot bar, feedback spring, feedback board mount pad, feedback board, Universal caster, pitch feedback rod and pitch pointer, wherein:
Slide block is connected with the Inner oil pipe of oar axle by antifriction-bearing box; Feedback board mount pad and support are fixedly mounted on comes about on hollow column, and the fulcrum of the intersection of " L " shape vertical connecting rod two linear portion is positioned on support;
Feedback board mount pad is provided with limited post and pilot bar, feedback board is provided with the hole corresponding with limited post and pilot bar, feedback board is positioned on feedback board mount pad by limited post and pilot bar, on one section of limited post of feedback spring between feedback board and feedback board mount pad;
The two ends of waling stripe are hinged with a rectilinear end of slide block and the vertical connecting rod of " L " shape respectively; Another rectilinear end and feedback rod one end of the vertical connecting rod of " L " shape are hinged, and feedback rod is fixedly connected with feedback board through feedback board mount pad; Feedback board is connected with pitch feedback rod one end by Universal caster, and pitch feedback rod is provided with helm indicator.
In the present invention: input shaft is after hydraulic clutch closes row, and power is delivered to oar axle by transmission shaft, upper screw bevel gear, middle vertical shaft, lower screw bevel gear, blade work is driven;
Hydraulic control mechanism passes through the inside and outside oil duct of oar axle in propeller hub by propeller hub mechanism controls blade displacement; Input shaft is driven by pinion stand and to come about Hydraulic Pump and pump clutch, and hydraulic pump drive of coming about is come about motor, and motor of coming about drives revolving support to drive hollow column of coming about to make gyroscopic movement.
In the present invention: propelling unit is also furnished with cooling system.
In the present invention: propelling unit is provided with by the shaft drying PTO gear case of input, and PTO gear case is at least provided with two output shafts, output axle driven dynamo provides electric power for boats and ships, and another output shaft drives fire pump peculiar to vessel by power-transfer clutch.
The invention has the advantages that: because the motion of the Inner oil pipe of oar axle is consistent with blade, feedback mechanism with the Inner oil pipe of oar axle for sample point accurately can reflect Changing Pattern and the rangeability of blade; Whole feedback system is: first by waling stripe and " L " shape vertical connecting rod, the horizontal motion of slide block is converted into the swing along fulcrum on support, motional feedback plate up-and-down movement, the synchronous up-and-down movement of pitch feedback rod is driven by feedback board, visual information is transmitted, by pitch sensor passes electronic information by pitch pointer; Come about on column because feedback board mount pad and support are fixedly mounted on, in working process, between feedback mechanism and ship propeller, maintain synchronism; Install because feedback board mount pad and feedback board are combined by limited post, pilot bar and feedback spring, in work, namely can prevent feedback board horizontal hunting, with the thrust up-and-down movement of the pulling force of feedback rod and feedback spring, the precision of feedback information can be improve again.Feedback architecture is compact, and feedback accuracy is high; Because propelling unit is provided with by the shaft drying PTO gear case of input, electrical generator can be driven to provide electric power for boats and ships, fire pump compact conformation peculiar to vessel can also be driven, the potential of power can be given full play to.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is a kind of blade pitch feedback mechanism.
In figure: 1. input shaft, 2. hydraulic clutch, 3. transmission shaft, 4. screw bevel gear, 5. Inner oil pipe, 6. PTO gear case, 7. well casing, 8. revolving support, 9. bullet 10. is come about hollow column, 11. middle vertical shafts, 12., 13. screw bevel gears, 14. oar axles, 15. displacement propeller hub mechanisms, 16. blades, 17. mozzles, 18. slide blocks, 19. waling stripes, the vertical connecting rod of 20. " L " shape, 21. blade pitch feedback mechanisms, 22. feedback rods, 23. feedback boards, 24. thread pitch feedback devices, 25. cooling vessels, 26. come about motor, 27. Hydraulic Pumps, 28. supports, 29. helm indicators, 30. pilot bars, 31. feedback board mount pads, 32. pitch feedback rods, 33. limited posts.
Detailed description of the invention
From Fig. 1 and Fig. 2: Marine adjustable-pitch all-direction propeller comprises: casing, input shaft 1, hydraulic clutch 2, transmission shaft 3, upper screw bevel gear 4, lower screw bevel gear 13, revolving support, to come about hollow column 10, middle vertical shaft 11, oar axle 14, displacement propeller hub mechanism 15, blade 16 and hydraulic control mechanism 19, wherein: hollow column 10 of coming about is connected with the revolving support 8 on well casing 7 by bullet 9, middle vertical shaft 11 is arranged in hollow column 10 of coming about, blade pitch feedback mechanism 21 is being come about between hollow column 10 inwall and middle vertical shaft 11 outer wall, and be installed on hollow column 10 inwall of coming about, blade pitch feedback mechanism 21 with the Inner oil pipe of oar axle 14 for sample point, feedback information is delivered in the cabin on more than deck.
Input shaft 1 is after the 2-in-1 row of hydraulic clutch, and power is delivered to oar axle 14 by transmission shaft 3, upper screw bevel gear 4, middle vertical shaft 11, lower screw bevel gear 13, drives blade 16 to work; Hydraulic control mechanism passes through the inside and outside oil duct of oar axle 14 in propeller hub by propeller hub mechanism controls blade 16 displacement; Input shaft 1 drives come about motor 26 and PTO gear case 6, and motor 26 of coming about drives revolving support 8 to drive hollow column 10 of coming about to make gyroscopic movement.
In the present embodiment: propelling unit is also furnished with cooling vessel 25, the angle of rake normal work of the too high impact of temperature is prevented.
In the present embodiment: described PTO gear case 6 is at least provided with two PTO output shafts, PTO exports axle driven dynamo and provides electric power for boats and ships.PTO output shaft also drives fire pump peculiar to vessel, for solution of emergent event by power-transfer clutch.
As seen from Figure 3, blade pitch feedback mechanism 21 comprises slide block 18, waling stripe 19, the vertical connecting rod 20 of " L " shape, support 28, feedback rod 22, pilot bar 30, feedback spring, feedback board mount pad 31, feedback board 23, Universal caster, pitch feedback rod 32 and helm indicator 29, wherein: slide block 18 is connected with the Inner oil pipe 5 of oar axle 14 by antifriction-bearing box; Feedback board mount pad 31 and support 28 are fixedly mounted on comes about on hollow column 10, and the fulcrum of the intersection of the vertical connecting rod of " L " shape 20 liang of linear portions is positioned on support 28.Feedback board mount pad 31 is provided with limited post 33 and pilot bar 30, feedback board 23 is provided with the hole corresponding with limited post 33 and pilot bar 30, feedback board 23 is positioned on feedback board mount pad 31 by limited post 33 and pilot bar 30, on one section of limited post 33 of feedback spring between feedback board 23 and feedback board mount pad 31.The two ends of waling stripe 19 are hinged with a rectilinear end of slide block 18 and the vertical connecting rod of " L " shape 20 respectively; Another rectilinear end and feedback rod 22 one end of the vertical connecting rod of " L " shape 20 are hinged, and feedback rod 22 is fixedly connected with feedback board 23 through feedback board mount pad 31; Feedback board 23 is connected with pitch feedback rod 32 one end by Universal caster, and pitch feedback rod 32 is provided with helm indicator 29.
Claims (4)
1. a Marine adjustable-pitch all-direction propeller, comprise: well casing, input shaft, hydraulic clutch, transmission shaft, upper screw bevel gear, lower screw bevel gear, revolving support, to come about hollow column, middle vertical shaft, oar axle, displacement propeller hub mechanism, blade and hydraulic control mechanism, it is characterized in that: hollow column of coming about is connected with the revolving support on well casing by bullet, middle vertical shaft is arranged in hollow column of coming about, blade pitch feedback mechanism is being come about between hollow column inwall and middle vertical shaft outer wall, and be installed on hollow column inwall of coming about, blade pitch feedback mechanism with the Inner oil pipe of oar axle for sample point, feedback information is delivered in the cabin on more than deck,
Described blade pitch feedback mechanism comprises slide block, waling stripe, the vertical connecting rod of " L " shape, support, feedback rod, pilot bar, feedback spring, feedback board mount pad, feedback board, Universal caster, pitch feedback rod and pitch pointer, wherein: slide block is connected with the Inner oil pipe of oar axle by antifriction-bearing box; Feedback board mount pad and support are fixedly mounted on comes about on hollow column, and the fulcrum of the intersection of " L " shape vertical connecting rod two linear portion is positioned on support; Feedback board mount pad is provided with limited post and pilot bar, feedback board is provided with the hole corresponding with limited post and pilot bar, feedback board is positioned on feedback board mount pad by limited post and pilot bar, on one section of limited post of feedback spring between feedback board and feedback board mount pad; The two ends of waling stripe are hinged with a rectilinear end of slide block and the vertical connecting rod of " L " shape respectively; Another rectilinear end and feedback rod one end of the vertical connecting rod of " L " shape are hinged, and feedback rod is fixedly connected with feedback board through feedback board mount pad; Feedback board is connected with pitch feedback rod one end by Universal caster, and pitch feedback rod is provided with helm indicator.
2. according to the Marine adjustable-pitch all-direction propeller described in claim 1, it is characterized in that: input shaft is after hydraulic clutch closes row, power is delivered to oar axle by transmission shaft, upper screw bevel gear, middle vertical shaft, lower screw bevel gear, drives blade work; Hydraulic control mechanism passes through the inside and outside oil duct of oar axle in propeller hub by displacement propeller hub mechanism controls blade displacement; Input shaft is driven by pinion stand and to come about Hydraulic Pump and pump clutch, and hydraulic pump drive of coming about is come about motor, and motor of coming about drives revolving support to drive hollow column of coming about to make gyroscopic movement.
3. Marine adjustable-pitch all-direction propeller according to claim 2, is characterized in that: propelling unit is also furnished with cooling system.
4. Marine adjustable-pitch all-direction propeller according to claim 2, it is characterized in that: propelling unit is provided with by the shaft drying PTO gear case of input, PTO gear case is at least provided with two output shafts, output axle driven dynamo provides electric power for boats and ships, and another output shaft drives fire pump peculiar to vessel by power-transfer clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310352207.0A CN103407563B (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction propeller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310352207.0A CN103407563B (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction propeller |
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| Publication Number | Publication Date |
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| CN103407563A CN103407563A (en) | 2013-11-27 |
| CN103407563B true CN103407563B (en) | 2015-08-12 |
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| CN201310352207.0A Active CN103407563B (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction propeller |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131817B (en) * | 2018-09-28 | 2024-07-02 | 南京高精船用设备有限公司 | Ship propulsion system |
| CN110369891B (en) * | 2019-05-31 | 2021-04-13 | 武汉船用机械有限责任公司 | Method for manufacturing conical box structural member |
| CN110294093B (en) * | 2019-07-12 | 2020-11-17 | 涡阳县信隆船舶附件有限公司 | Propulsion unit is used to paddle rotatable regulation's ship |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004009949A (en) * | 2002-06-10 | 2004-01-15 | Niigata Power Systems Co Ltd | Blade angle detecting device in marine propulsion apparatus |
| CN202400277U (en) * | 2011-12-22 | 2012-08-29 | 浙江汉力士船用推进系统股份有限公司 | Full-circle adjustable thread pitch thruster |
| CN202765274U (en) * | 2012-08-28 | 2013-03-06 | 浙江汉力士船用推进系统股份有限公司 | Feedback mechanism of side thruster |
| CN103192976A (en) * | 2013-03-19 | 2013-07-10 | 苏州船用动力系统股份有限公司 | Adjustable pitch type rudder propeller device |
| CN203558197U (en) * | 2013-08-14 | 2014-04-23 | 南京高精船用设备有限公司 | Pitch-adjustable full-revolving propeller used for ship |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3607110B2 (en) * | 1999-02-24 | 2005-01-05 | 新潟原動機株式会社 | Wing angle detection device for ship propulsion device |
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2013
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004009949A (en) * | 2002-06-10 | 2004-01-15 | Niigata Power Systems Co Ltd | Blade angle detecting device in marine propulsion apparatus |
| CN202400277U (en) * | 2011-12-22 | 2012-08-29 | 浙江汉力士船用推进系统股份有限公司 | Full-circle adjustable thread pitch thruster |
| CN202765274U (en) * | 2012-08-28 | 2013-03-06 | 浙江汉力士船用推进系统股份有限公司 | Feedback mechanism of side thruster |
| CN103192976A (en) * | 2013-03-19 | 2013-07-10 | 苏州船用动力系统股份有限公司 | Adjustable pitch type rudder propeller device |
| CN203558197U (en) * | 2013-08-14 | 2014-04-23 | 南京高精船用设备有限公司 | Pitch-adjustable full-revolving propeller used for ship |
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| CN103407563A (en) | 2013-11-27 |
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