CN103407564B - The blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel - Google Patents
The blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel Download PDFInfo
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- CN103407564B CN103407564B CN201310352193.2A CN201310352193A CN103407564B CN 103407564 B CN103407564 B CN 103407564B CN 201310352193 A CN201310352193 A CN 201310352193A CN 103407564 B CN103407564 B CN 103407564B
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Abstract
The present invention relates to a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel, it is characterized in that: feedback mechanism with the Inner oil pipe of oar axle for sample point, 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 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, and feedback board is positioned on feedback board mount pad, on one section of limited post of feedback spring between feedback board and feedback board mount pad; Feedback rod is fixedly connected with feedback board; Feedback board is fixedly connected with and is connected with pitch feedback rod one end by Universal caster, pitch feedback rod drives pitch sensor.
Description
Technical field
The present invention relates to a kind of pitch feedback mechanism of adjustable pitch full circle swinging, particularly relate to one and can be installed in variable-pitch full circle swinging, for accurately controlling and feed back the pitch feedback mechanism of blade under water.
Background technology
Adjustable pitch full circle swinging 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, it is the marine propeller that a kind of part is various, mechanism is complicated, the external producer of part is only had to produce at present, its built-in pitch feedback mechanism is such angle of rake core component, and its performance directly affects angle of rake performance.The pitch feedback mechanism of adjustable pitch full circle swinging requires flexible movements, feedback accurately, mutually motion and non-interference.It not only can do 360 ° of any directions and rotate by lower apron by the full circle swinging that pitch feedback mechanism is housed, and blade pitch can also change, by the pitch angle of pitch feedback mechanism Real-time Feedback blade under water, make ship operation performance more flexibly, more convenient and quicker.
Conventional all-direction propeller is 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, the screw propeller that propulsion system re-uses fixed pitch is just improper, just to this operating mode, we devise the all-direction propeller of blade variable pitch, supporting pitch feedback mechanism of the present invention, can accurately control and feed back the pitch angle of blade under water.
Summary of the invention
The object of the invention is to: for the deficiency of above-mentioned operating mode, a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel is provided.
The object of the present invention is achieved like this: a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel, it is characterized in that: feedback mechanism with the Inner oil pipe of oar axle for sample point, 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:
A) 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 column, and the fulcrum of the intersection of " L " shape vertical connecting rod two linear portion is positioned on support;
B) 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;
C) 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, pitch feedback rod drives pitch sensor.
In the present invention: in feedback mechanism, have two symmetrical waling stripes and two symmetrical vertical connecting rods of " L " shape, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one end are hinged with slide block respectively, their other end is hinged with " L " shape vertical connecting rod one rectilinear end of homonymy respectively, and another rectilinear end and the same feedback rod of two vertical connecting rods of " L " shape are hinged.
In the present invention: described pitch feedback rod and pitch sensor join protective case.
In the present invention: pitch feedback rod is provided with pointer, the guard shield corresponding with hand motion region is provided with observation window.
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.
Accompanying drawing explanation
Fig. 1 is the basic structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the partial enlarged drawing of A in Fig. 2;
Fig. 4 is the partial enlarged drawing of B in Fig. 1.
In figure: 1, slide block, 2, waling stripe, 3, the vertical connecting rod of " L " shape; 4, support, 5, feedback rod, 6, pilot bar; 7, feedback spring, 8, feedback board mount pad, 9, feedback board; 10, Universal caster, 11, pitch feedback rod, 12, pitch pointer; 13, protective case, 14, pitch sensor, 15, limited post; 16, oar axle, 17, Inner oil pipe.
Detailed description of the invention
Accompanying drawing discloses concrete structure of the present invention without limitation, and below in conjunction with accompanying drawing, the invention will be further described.
From Fig. 1-Fig. 4, the present invention is characterized in that: feedback mechanism with the Inner oil pipe 17 of oar axle 16 for sample point, feedback mechanism comprises slide block 1, waling stripe 2, the vertical connecting rod 3 of " L " shape, support 4, feedback rod 5, pilot bar 6, feedback spring 7, feedback board mount pad 8, feedback board 9, Universal caster 10, pitch feedback rod 11 and pitch pointer 12, wherein:
Slide block 1 is connected with the Inner oil pipe 17 of oar axle 16 by antifriction-bearing box; Feedback board mount pad 8 and support 4 are fixedly mounted on comes about on column, and the fulcrum of the intersection of the vertical connecting rod of " L " shape 3 liang of linear portions is positioned on support 4.
Feedback board mount pad 8 is provided with limited post 15 and pilot bar 6, feedback board 9 is provided with the hole corresponding with limited post 15 and pilot bar 6, feedback board is positioned on feedback board mount pad 8 by limited post 15 and pilot bar 6, on one section of limited post 15 of feedback spring 7 between feedback board 9 and feedback board mount pad 8.
The two ends of waling stripe 2 are hinged with a rectilinear end of slide block 1 and the vertical connecting rod of " L " shape 3 respectively; Another rectilinear end and feedback rod 5 one end of the vertical connecting rod of " L " shape 3 are hinged, and feedback rod 5 is fixedly connected with feedback board 9 through feedback board mount pad 8; Feedback board 9 is connected with pitch feedback rod 11 one end by Universal caster 10, pitch feedback rod 11 drives pitch sensor 14.
In the present embodiment: in feedback mechanism, have symmetrical two waling stripes 2 and two symmetrical vertical connecting rods 3 of " L " shape, two vertical connecting rods 3 of " L " shape share a fulcrum, wherein, two waling stripe 2 one end are hinged with slide block 1 respectively, their other end is hinged with " L " shape vertical connecting rod 3 one rectilinear end of homonymy respectively, and another rectilinear end and the same feedback rod 5 of two vertical connecting rods of " L " shape 3 are hinged.
In the present embodiment: described pitch feedback rod 11 and pitch sensor 14 join protective case 13.
In the present embodiment: pitch feedback rod 11 is provided with pointer, the guard shield corresponding with hand motion region is provided with observation window.
During actual use, main frame is with constant rotating speed by the oar axle 16 of transmission of power to rudder oar, and oar axle 16 does along pointer or left-hand revolution around axis, and when slide block 1 side-to-side movement, waling stripe 2 rotates around fulcrum, and is delivered to feedback board 9 by pitch feedback rod 11.During full circle swinging 360 degree revolution, all lower aprons (comprise pitch feedback mechanism, feedback board etc.) all will around vertical axis 360 degree of any revolutions, now feedback board 9 should turn round up-and-down movement feedback pitch again around 360 degree, axis, by feedback spring 7, Universal caster 10 is contacted all the time with feedback board 9, Universal caster 10 rolls on feedback board 9, simultaneously with feedback board 9 up-and-down movement, piston movement stroke is delivered to pitch feedback rod 11 the most at last, pitch feedback rod 11 is connected with pitch sensor 14 with pitch pointer 12 simultaneously, pitch pointer 12 indicates pitch feedback rod 11 stroke, this trip and blade pitch are linearly, pitch sensor 14 sends a signal to control system and pitch indicator.
Claims (4)
1. the blade pitch feedback mechanism of an adjustable pitch full circle swinging peculiar to vessel, it is characterized in that: feedback mechanism with the Inner oil pipe of oar axle for sample point, 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:
A) 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 column, and the fulcrum of the intersection of " L " shape vertical connecting rod two linear portion is positioned on support;
B) 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;
C) 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, pitch feedback rod drives pitch sensor.
2. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 1, it is characterized in that: in feedback mechanism, have two symmetrical waling stripes and two symmetrical vertical connecting rods of " L " shape, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one end are hinged with slide block respectively, their other end is hinged with " L " shape vertical connecting rod one rectilinear end of homonymy respectively, and another rectilinear end and the same feedback rod of two vertical connecting rods of " L " shape are hinged.
3. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 1 and 2, is characterized in that: described pitch feedback rod and pitch sensor join protective case.
4. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 3, it is characterized in that: pitch feedback rod is provided with pointer, the guard shield corresponding with hand motion region is provided with observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310352193.2A CN103407564B (en) | 2013-08-14 | 2013-08-14 | The blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310352193.2A CN103407564B (en) | 2013-08-14 | 2013-08-14 | The blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel |
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| Publication Number | Publication Date |
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| CN103407564A CN103407564A (en) | 2013-11-27 |
| CN103407564B true CN103407564B (en) | 2015-07-29 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6560511B2 (en) * | 2015-03-13 | 2019-08-14 | Ntn株式会社 | Horizontal axis rotor |
| CN115180105A (en) * | 2022-07-05 | 2022-10-14 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Pitch control system and method for distance-adjusting type lateral thruster |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4028004A (en) * | 1974-07-03 | 1977-06-07 | Lips B.V. | Feathering controllable pitch propeller |
| US5213472A (en) * | 1992-03-23 | 1993-05-25 | Bird-Johnson Company | Inboard servo for marine controllable pitch propellers |
| 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 |
| 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 |
| CN203461075U (en) * | 2013-08-14 | 2014-03-05 | 南京高精船用设备有限公司 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
-
2013
- 2013-08-14 CN CN201310352193.2A patent/CN103407564B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4028004A (en) * | 1974-07-03 | 1977-06-07 | Lips B.V. | Feathering controllable pitch propeller |
| US5213472A (en) * | 1992-03-23 | 1993-05-25 | Bird-Johnson Company | Inboard servo for marine controllable pitch propellers |
| 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 |
| 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 |
| CN203461075U (en) * | 2013-08-14 | 2014-03-05 | 南京高精船用设备有限公司 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
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| CN103407564A (en) | 2013-11-27 |
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