CN103407564A - Marine adjustable-pitch all-direction blade pitch feedback mechanism - Google Patents
Marine adjustable-pitch all-direction blade pitch feedback mechanism Download PDFInfo
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- CN103407564A CN103407564A CN2013103521932A CN201310352193A CN103407564A CN 103407564 A CN103407564 A CN 103407564A CN 2013103521932 A CN2013103521932 A CN 2013103521932A CN 201310352193 A CN201310352193 A CN 201310352193A CN 103407564 A CN103407564 A CN 103407564A
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- 230000008713 feedback mechanism Effects 0.000 title claims abstract description 29
- 230000033001 locomotion Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
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Abstract
The invention relates to a marine adjustable-pitch all-direction blade pitch feedback mechanism. The mechanism is characterized in that the feedback mechanism using an inner oil pipe of a propeller shaft as a sample point comprises a slider, horizontal links, L-shaped vertical links, a support, a feedback rod, guide rods, a feedback spring, a feedback board mounting base, a feedback board, a universal ball, a pitch feedback rod and a pitch pointer. The slider is connected to the inner oil pipe of the propeller shaft through a ball bearing. The feedback board mounting base and the support are fixedly mounted on a steering column. An intersection fulcrum of two linear segments of the L-shaped vertical links locates on the support. The feedback board mounting base is provided with a limit post and the guide rod. The feedback board is located on the feedback board mounting base. The feedback spring locates on the limit post between the feedback board and the feedback board mounting base. The feedback rod is fixedly connected with the feedback board. The feedback board is fixedly connected with one end of the pitch feedback rod through the universal ball. A pitch sensor is driven on the pitch feedback rod.
Description
Technical field
The present invention relates to a kind of pitch feedback mechanism of adjustable pitch full circle swinging, relate in particular to a kind of being installed in the variable-pitch full circle swinging, for accurately controlling and feeding back the pitch feedback mechanism of blade under water.
Background technology
The 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, only have at present the external producer of part to produce, 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 moves and mutually noninterfere.It not only can lower apron do 360 ° of any directions rotations by the full circle swinging that pitch feedback mechanism is housed, and blade pitch can also change, by the pitch feedback mechanism Real-time Feedback pitch angle of blade under water, make the ship operation performance more flexibly, more convenient and quicker.
Conventional all-direction propeller only is furnished with the screw propeller of fixed pitch, the thrust size of regulating boats and ships by changing engine speed, and the following thrust of main frame idling seldom is utilized, and main frame can not attach other equipment.Increase along with some boats and ships functions, require 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, over against this operating mode, we have designed the transformable all-direction propeller of blade pitch, and the pitch angle of blade under water can accurately be controlled and feed back to supporting pitch feedback mechanism of the present invention.
Summary of the invention
The object of the invention is to: for the deficiency of above-mentioned operating mode, provide a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel.
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 be take the Inner oil pipe of oar axle and is 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 the column of coming about, and the fulcrum of the intersection of vertical connecting rod two linear portions of " L " shape is positioned on support;
B) the 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 the feedback board mount pad by limited post and pilot bar, and feedback spring is on one section limited post 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 passes the feedback board mount pad and is fixedly connected with feedback board; Feedback board is connected with pitch feedback rod one end by Universal caster, on the pitch feedback rod, drives the pitch sensor.
In the present invention: symmetrical two waling stripes and two symmetrical vertical connecting rods of " L " shape are arranged in feedback mechanism, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one ends are hinged with slide block respectively, their other end is hinged with vertical connecting rod one rectilinear end of " L " shape 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 are joined protective case.
In the present invention: the pitch feedback rod is provided with pointer, and the guard shield corresponding with the hand motion zone 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 be take the Inner oil pipe of oar axle and can accurately be reflected Changing Pattern and the rangeability of blade as sample point; Whole feedback system is: at first by waling stripe and the vertical connecting rod of " L " shape, the horizontal motion of slide block is converted into along the swing of fulcrum on support, drive the feedback board up-and-down movement, by feedback board, drive the synchronous up-and-down movement of pitch feedback rod, by the pitch pointer, transmit visual information, by pitch sensor passes electronic information; Because feedback board mount pad and support are fixedly mounted on the column of coming about, in working process, kept synchronism between feedback mechanism and ship propeller; Because feedback board mount pad and feedback board are installed by limited post, pilot bar and feedback spring combination, in work, namely can prevent the feedback board horizontal hunting, can, with the pulling force of feedback rod and the thrust up-and-down movement of feedback spring, improve the precision of feedback information again.The feedback system compact conformation, feedback accuracy is high.
The 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, the feedback board mount pad, 9, feedback board; 10, Universal caster, 11, the pitch feedback rod, 12, the pitch pointer; 13, protective case, 14, the pitch sensor, 15, limited post; 16, oar axle, 17, the Inner oil pipe.
The specific embodiment
Accompanying drawing discloses concrete structure of the present invention without limitation, and the invention will be further described below in conjunction with accompanying drawing.
Visible by Fig. 1-Fig. 4, the present invention is characterized in that: feedback mechanism be take the Inner oil pipe 17 of oar axle 16 and is 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 the column of coming about, and the fulcrum of the intersection of 3 liang of linear portions of the vertical connecting rod of " L " shape 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, and feedback spring 7 is on one section limited post 15 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 3 of " L " shape respectively; Another rectilinear end and feedback rod 5 one ends of the vertical connecting rod 3 of " L " shape are hinged, and feedback rod 5 passes feedback board mount pad 8 and is fixedly connected with feedback board 9; Feedback board 9 is connected with pitch feedback rod 11 1 ends by Universal caster 10, on pitch feedback rod 11, drives pitch sensor 14.
In the present embodiment: two symmetrical waling stripes 2 and two symmetrical vertical connecting rods 3 of " L " shape are arranged in feedback mechanism, two vertical connecting rods 3 of " L " shape share a fulcrum, wherein, two waling stripe 2 one ends are hinged with slide block 1 respectively, their other end is hinged with vertical connecting rod 3 one rectilinear ends of " L " shape of homonymy respectively, and another rectilinear end and the same feedback rod 5 of two vertical connecting rods 3 of " L " shape are hinged.
In the present embodiment: described pitch feedback rod 11 and pitch sensor 14 are joined protective case 13.
In the present embodiment: pitch feedback rod 11 is provided with pointer, and the guard shield corresponding with the hand motion zone is provided with observation window.
During actual the use, main frame is with constant rotating speed by the oar axle 16 of transmission of power to the rudder oar, and oar axle 16 is done along pointer or left-hand revolution around axis, and waling stripe 2 rotates around fulcrum when slide block 1 side-to-side movement, 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 be around the revolution arbitrarily of vertical axis 360 degree, now feedback board 9 should turn round up-and-down movement feedback pitch again around axis 360 degree, 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 movements, the 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 indication pitch feedback rod 11 strokes, this trip and the linear ratio of blade pitch, 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 be take the Inner oil pipe of oar axle and is 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 the column of coming about, and the fulcrum of the intersection of vertical connecting rod two linear portions of " L " shape is positioned on support;
B) the 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 the feedback board mount pad by limited post and pilot bar, and feedback spring is on one section limited post 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 passes the feedback board mount pad and is fixedly connected with feedback board; Feedback board is connected with pitch feedback rod one end by Universal caster, on the pitch feedback rod, drives the 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: symmetrical two waling stripes and two symmetrical vertical connecting rods of " L " shape are arranged in feedback mechanism, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one ends are hinged with slide block respectively, their other end is hinged with vertical connecting rod one rectilinear end of " L " shape 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, it is characterized in that: described pitch feedback rod and pitch sensor are joined 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: the pitch feedback rod is provided with pointer, and the guard shield corresponding with the hand motion zone is provided with observation window.
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| 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 |
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| 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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| CN103407564A true CN103407564A (en) | 2013-11-27 |
| CN103407564B CN103407564B (en) | 2015-07-29 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107406130A (en) * | 2015-03-13 | 2017-11-28 | 株式会社铃诗苑 | Horizontal shaft type 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 |
| CN116691980A (en) * | 2023-06-09 | 2023-09-05 | 武汉船用机械有限责任公司 | Pitch feedback mechanism |
| CN119319905A (en) * | 2024-12-18 | 2025-01-17 | 合肥倍豪海洋装备技术有限公司 | Pitch feedback device for ship side propeller |
| CN120003689A (en) * | 2025-01-14 | 2025-05-16 | 武汉船用机械有限责任公司 | Pitch feedback device |
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| 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 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107406130A (en) * | 2015-03-13 | 2017-11-28 | 株式会社铃诗苑 | Horizontal shaft type 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 |
| CN116691980A (en) * | 2023-06-09 | 2023-09-05 | 武汉船用机械有限责任公司 | Pitch feedback mechanism |
| CN119319905A (en) * | 2024-12-18 | 2025-01-17 | 合肥倍豪海洋装备技术有限公司 | Pitch feedback device for ship side propeller |
| CN120003689A (en) * | 2025-01-14 | 2025-05-16 | 武汉船用机械有限责任公司 | Pitch feedback device |
| CN120003689B (en) * | 2025-01-14 | 2026-01-06 | 武汉船用机械有限责任公司 | Pitch feedback device |
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| CN103407564B (en) | 2015-07-29 |
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