CN102923271B - Double-plate swirling rectification anti-drag stabilizer of speed boat - Google Patents
Double-plate swirling rectification anti-drag stabilizer of speed boat Download PDFInfo
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- CN102923271B CN102923271B CN201210467295.4A CN201210467295A CN102923271B CN 102923271 B CN102923271 B CN 102923271B CN 201210467295 A CN201210467295 A CN 201210467295A CN 102923271 B CN102923271 B CN 102923271B
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Abstract
The invention discloses a double-plate swirling rectification anti-drag stabilizer of a speed boat. The double-plate swirling rectification anti-drag stabilizer comprises two sets of driving mechanisms and two sets of executing mechanisms, wherein the two sets of driving mechanisms are respectively arranged at two sides inside the stern of a planing boat; the two sets of executing mechanisms are arranged at two sides outside the stern of the planing boat; the executing mechanisms are connected with the driving mechanisms in an embedding mode; each driving mechanism comprises a stepper motor, a sealing device, a driving shaft, an eccentric wheel and a driving slide block; each executing mechanism comprises a base plate, a cover plate, a rectifying plate, a plurality of rising prevention pins and a plurality of end surface slide blocks; the driving mechanisms drive the rectifying plates to rotate around the center of a mandrel arranged below the rectifying plates through the eccentric wheels and the driving slide blocks, so that the lower edges of the rectifying plates stretch out of the bottom edge of the planing boat to cut into water, and the problem of hydrodynamic performance defect at the bottom of the planing boat caused by design or construction can be changed. According to the double-plate swirling rectification anti-drag stabilizer, an appropriate movement combination mode of the rectifying plates can be selected according to the ocean situation and the practical situation of the shipping state of the planing boat, so that the water flow field and the hydrodynamic force pressure center at the bottom of the speed boat are changed, and thus the purposes of anti-drag and stabilization are achieved.
Description
Technical field
The present invention relates to speedboat anti-drag stabilizer, particularly a kind of ship stern arranges the anti-drag stabilizer of two pieces of rotating current plates, belongs to Marine engineering technical field.
Background technology
Speedboat (comprising draining ship, transition ship and glider) is when water surface high speed operation, owing to being subject to the effect of wind, wave, stream, hull produces waving by a relatively large margin, this all constitutes a threat to the safety of personnel, equipment and ship, special in military ship, weapon can not normally be used, so that bungle the chance of winning a battle.At present, ship stabilizer kind is more, is summed up to mainly contain severally to subtract the mode of shaking below: bilge keel, antirolling tank, stabilizer etc.Due to the particularity of speedboat operational configuration and hull displacement less, except bilge keel, the above-mentioned mode of shaking that subtracts substantially is only applicable to subtracting of discharge type above water craft and shakes, substantially inapplicable for speedboat, even if bilge keel is also subject to most of material of speedboat hull and the restriction of line style and can not uses; For the drag reduction of speedboat, at present mainly by installing clap board additional or install wave suppression plate additional to realize after stern transom plate at the bottom of stern ship, because clap board and fixing wave suppression plate design for speedboat Design Speed, so anti-increasing may not be fallen at other its resistances of speed of a ship or plane section of speedboat, for adjustable wave suppression plate, it is wider that it adapts to speedboat speed of a ship or plane scope, but be to increase speedboat resistance at speedboat with lower speed of a ship or plane navigation.
Chinese invention patent ZL 200810123918.X " speedboat veneer double acting rectifying anti-drag stabilizer " discloses a kind of glider veneer single acting rectifying stabilizer, though this patent of invention has the effect of good drag reduction, pitching stabilization and rollstabilization, but hull has driftage phenomenon when rollstabilization, now need suitably to press rudder could keep hull course.When reducing amplitude rolling, at the bottom of speedboat ship, current have " outer side spray " phenomenon, will have a negative impact to speedboat boat state and the speed of a ship or plane.When complicated sea situation, stabilizing efficiency is not ideal, simultaneously actuating unit lower edge shape envelope surface with naturally extend curved surface at the bottom of ship backward and do not overlap, " rake water " phenomenon that the current making hull have degree different when some boat state oppositely flow to ship bow direction, increases the resistance that speedboat advances.
Summary of the invention
The object of this invention is to provide and a kind ofly effectively reduce the resistance of glider when navigating by water and the anti-drag stabilizer of rocking tendency.
The present invention is achieved by the following technical programs:
The two plate turn rectifying anti-drag stabilizer of a kind of speedboat, comprise two cover driver trains and two cover actuating units, described driver train is symmetricly set on both sides in speedboat ship stern, and described actuating unit is symmetricly set on the outer both sides of speedboat ship stern, and actuating unit is connected with driver train; Described driver train comprises stepping motor, axle drive shaft, eccentric wheel, driving slide block and a pair vertical slide rail, and described actuating unit comprises bed plate, cover plate, current plate, axle, spindle bearing, several anti-pin, several to end face slide block, several level and smooth rail to coordinating with end face slide block of sticking up; Stepping motor is fixed in ship stern transom plate, is connected with axle drive shaft by elastic coupling, and axle drive shaft is through sealing arrangement and ship stern transom plate, and axle drive shaft two ends support on the cover board with on bed plate respectively by front bearing and rear bearing; Described eccentric wheel is arranged on and drives in slide block, is fixedly connected with axle drive shaft, and coordinates with driving skid; Bed plate is fixed on outside ship stern transom plate, and current plate is arranged between bed plate and cover plate, and the downside mouth of cover plate and bed plate opens wide, extended downside mouth on the downside of current plate; Described current plate center upper portion has a rectangular opening, and a pair vertical slide rail is fixed on rectangular opening both sides, drives slide block to be arranged in the rectangular opening of current plate, drives slide block and vertical slide rail to form sliding friction pair; Axle is through the spindle bearing being fixed on current plate lower central, and axle two ends are separately fixed on bed plate, cover plate, current plate by axle and ship stern transom plate hinged; Described current plate has several deep-slotted chip breakers, described deep-slotted chip breaker for the center of circle, is distributed in current plate line of centers both sides with different arc radius with the center of axle; Several anti-pin that sticks up passes the corresponding deep-slotted chip breaker of current plate separately, and its two ends are separately fixed on bed plate and cover plate; Described end face slide block is separately fixed at the both sides of current plate, and described level and smooth rail is separately fixed on bed plate and cover plate, paired end face slide block be separately fixed at level and smooth rail on bed plate and cover plate and form sliding friction pair.
Object of the present invention can also be realized further by following technical measures.
The two plate turn rectifying anti-drag stabilizer of aforesaid speedboat, wherein the lower edge of bed plate and cover plate overlaps with the lower edge of ship stern transom plate, outer rim overlaps with ship stern transom plate outer rim, inner edge overlaps with the line of centers of ship stern transom plate, the lower edge shape envelope surface of described bed plate, current plate and cover plate with naturally extend curved surface at the bottom of ship backward and overlap.
The two plate turn rectifying anti-drag stabilizer of aforesaid speedboat, the shape of wherein said driving slide block is small in the end and big in the middle.Described driving slide block and end face slide block are oil-containing slide block.
Compact conformation of the present invention, with low cost, be convenient to safeguard; Only set up less parts at the ship stern of speedboat, solve speedboat hull when surface navigation and produce flapping issue by a relatively large margin, also solve the drag reduction of speedboat when difference boat state and the speed of a ship or plane simultaneously.The make-and-break signal that driver train of the present invention utilizes stepping motor to receive controllor for step-by-step motor drives drive shaft turns, by eccentric wheel, the winding of slider-actuated current plate is driven to put axle axis rotation thereunder, make the lower edge of current plate stretch out the root edge of glider and cut in water, improve due to design or build hydrodynamic performance defect problem at the bottom of the glider ship that causes.The present invention according to the actual conditions of sea situation or glider boat state, can select the movement combination mode of suitable current plate, thus changes water flow field at the bottom of ship and hydrodynamic pressure center reaches the object subtracting and shake with drag reduction.
Advantage and disadvantage of the present invention, by for illustration and explanation for the non-limitative illustration passing through preferred embodiment below, these embodiments, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is structure diagram of the present invention;
Fig. 2 is the A direction view of Fig. 1, and now current plate is in current plate single action right outside water earnestly mode of operation;
Fig. 3 is the B-B revolved section enlarged drawing of Fig. 2;
Fig. 4 is the C-C cutaway view Amplified image of Fig. 2;
Fig. 5 is the D-D revolved section enlarged drawing of Fig. 2;
Fig. 6 is the E portion enlarged drawing of Fig. 2;
Fig. 7 is the A direction view of Fig. 1, and now current plate is in synchronous right along cutting mode of operation;
Fig. 8 is the A direction view of Fig. 1, and now current plate is in the differential inscribe mode of operation of current plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Fig. 1 ~ Fig. 8, the present embodiment comprises two cover driver train 1 and two cover actuating units 2, and driver train 1 is symmetricly set on both sides in speedboat ship stern 3, and actuating unit 2 is symmetricly set on the outer both sides of speedboat ship stern 3, and actuating unit 1 is connected with driver train 2.Driver train 1 comprises stepping motor 11, axle drive shaft 15, eccentric wheel 17, drives slide block 18 and a pair vertical slide rail 110, and actuating unit 2 comprises bed plate 22, cover plate 24, current plate 23, spindle bearing 25, axle 26, several anti-pin 27, several to vertical slide rail 211, several end face slide block 27 and several to level and smooth rail 28 of sticking up.The propulsion source of driver train 1 is stepping motor 11, this stepping motor 11 is fixed on by pedestal 12 on the medial surface of ship stern transom plate 21, sealing arrangement 14 is arranged on the inner side of ship stern transom plate 21, step motor shaft 11a is connected with one end of axle drive shaft 15 by crowned teeth plunging joint 13, also can adopt the elastic clutch of other types.The other end of axle drive shaft 15 is through sealing arrangement 14 and stern transom plate 21, axle drive shaft 15 two ends are supported on cover plate 24 with on bed plate 22 respectively by front bearing 16 and rear bearing 19, the two ends of this axle drive shaft 15 are bearing on front bearing 16 and rear bearing 19 respectively, front bearing 16 is arranged on bed plate 22, and rear bearing 19 is arranged on cover plate 24.Eccentric wheel 17 is fixedly connected with axle drive shaft 15 by flat key 17a, and between front bearing 16 and rear bearing 19, eccentric wheel 17 is arranged on and drives in slide block 18, its cylindrical and the endoporus free-running fit driving slide block 18.The shape driving slide block 18 is small in the end and big in the middle, is convenient to the swing of current plate 23.Vertical slide rail 110 is fixed on endoporus 231 left and right sides of current plate 23, drives left and right sides and vertical slide rail 110 free-running fit of slide block 18.Vertical slide rail 110 is long slab bar shaped, makes of manganese brass bearing material, drives slide block 18 and vertical slide rail 110 to form sliding friction pair.Bed plate 22 is fixed on outside ship stern transom plate 21, and current plate 23 is arranged between bed plate 22 and cover plate 24, and the downside mouth 220 of cover plate 24 and bed plate 22 opens wide, extended downside mouth 210 on the downside of current plate 23.
Axle 26 is through the spindle bearing 25 being fixed on current plate 23 lower central, and its two ends are separately fixed on bed plate 22 and cover plate 24, and current plate 23 is hinged by axle 26 and ship stern transom plate 21.Current plate 23 has the deep-slotted chip breaker 232 that 6 is axis of symmetry with the longitudinal centerline of current plate 23, longitudinal centerline both sides respectively arrange three deep-slotted chip breakers 232.Described deep-slotted chip breaker 232 for the center of circle, is distributed in current plate 23 line of centers both sides with the arc radius that R1 with R2 is different with the center of axle 26.6 anti-pins 29 that stick up pass the corresponding deep-slotted chip breaker 232 of current plate 23 separately, and its two ends are separately fixed on bed plate 22 and cover plate 24.End face slide block 27 is separately fixed at the both sides of current plate 23, and level and smooth rail 28 is separately fixed on bed plate 22 and cover plate 24, paired end face slide block 27 be separately fixed at level and smooth rail 28 on bed plate 22 and cover plate 24 and form sliding friction pair.
Drive slide block 18 and end face slide block 27 all to make of oil containing bearing material, level and smooth rail 28 marine corrosion resistance stainless steel makes, and correspondence is arranged on bed plate 22 with on cover plate 24, level and smooth rail 28 pairs of current plate 23 axial limitings.Several to end face slide block 27 respectively and corresponding with it to be arranged on bed plate 22 and cover plate 24 several forms sliding friction pair to level and smooth rail 28.Suitably upwards cut tiltedly outside the lower edge of current plate 23, cut that plagioclase degree is approximately lower edge length 1/10th, in order to overcome " side spray " phenomenon.
The lower edge of bed plate 22 and cover plate 24 overlaps with the lower edge of ship stern transom plate 21, outer rim overlaps with ship stern transom plate 21 outer rim, inner edge overlaps with the line of centers of ship stern transom plate 21, the lower edge shape envelope surface of bed plate 22, current plate 23 and cover plate 24 with naturally extend curved surface at the bottom of ship backward and overlap.Slide block 18 and end face slide block 27 is driven to be non-maintaining oil-containing slide block.
Movement combination mode of the present invention is as described below.
The make-and-break signal that driver train 1 of the present invention utilizes stepping motor 11 to receive controllor for step-by-step motor drives axle drive shaft 15 to rotate, by eccentric wheel 17, drive slide block 18 drive current plate 23 around be arranged on current plate 23 lower central axle 26 axis rotation, make current plate 23 lower edge screw out glider root edge and cut in water.
See to stem from ship stern: the current plate 23 being arranged in larboard is around axle 26 left-hand revolution, and the current plate 23 being arranged in starboard, around axle 26 clickwise, is called circumscribed, otherwise is called inscribe; When being arranged in the current plate 23 of larboard around axle 26 left-hand revolution, the current plate 23 being simultaneously arranged in starboard, around axle 26 clickwise, is called two circumscribed, otherwise is called two inscribe; When being arranged in the current plate 23 of larboard around axle 26 clickwise, the current plate 23 being simultaneously arranged in starboard, also around axle 26 clickwise, is called right along circumscribed, otherwise is called left along cutting; What two current plate 23 water-cutting angle absolute values were not identical cut, and water sport is called difference cuts.Current plate 23 anglec of rotation (± θ) is called water-cutting angle, and during current plate 23 clickwise, water-cutting angle θ is just, otherwise θ is negative.By the combination type of drive that two cover driver trains 1 are different, current plate 23 can produce following movement combination mode:
One, a current plate 23 rotary motion:
1. the outer water conservancy project earnestly of larboard current plate 23 is made state-left outside and is cut.
2. in larboard current plate 23, water conservancy project is made state-left inside and is cut earnestly.
3. the outer water conservancy project earnestly of starboard current plate 23 is made state-right outside and is cut.
4. in starboard current plate, water conservancy project is made state-right inside and is cut earnestly.
Two, the rotary motion that two current plate 23 anglec of rotation absolute values are identical:
5. state-bis-circumscribed is made in the outer water conservancy project earnestly of pair current plate 23.
6. in pair current plate 23, state-bis-inscribe is made in water conservancy project earnestly.
7. pair current plate 23 is left cuts along water mode of operation-left side is suitable earnestly.
8. pair current plate 23 is right cuts along water mode of operation-right side is suitable earnestly.
Three, the rotary motion that two current plate 23 anglec of rotation absolute values are not identical:
9. to be greater than the two circumscribed mode of operation-left difference of starboard current plate 23 water-cutting angle degree circumscribed for larboard current plate 23 water-cutting angle degree.
10. to be greater than the two circumscribed mode of operation-right difference of larboard current plate 23 water-cutting angle degree circumscribed for starboard current plate 23 water-cutting angle degree.
11. larboard current plate 23 water-cutting angle degree are greater than the two inscribe mode of operations-left poor inscribe of starboard current plate 23 water-cutting angle degree
12. starboard current plate 23 water-cutting angle degree are greater than the two inscribe mode of operations-right poor inscribe of larboard current plate 23 water-cutting angle degree.
The left side that 13. larboard current plate 23 water-cutting angle degree are greater than starboard current plate 23 water-cutting angle degree is left along cutting along cutting mode of operation-left difference.
The right side that 14. starboard current plate water-cutting angle degree are greater than larboard current plate water-cutting angle degree is right along cutting along cutting mode of operation-right difference.
15. larboard current plate 23 water-cutting angle degree are less than a left side for starboard current plate 23 water-cutting angle degree along cut
Make state-right difference left along cutting.
16. starboard current plate 23 water-cutting angle degree are less than the right side of larboard current plate 23 water-cutting angle degree along cut
Make state-left difference right along cutting.
As shown in Figure 2, current plate 23 is in single right outside along cutting mode of operation, now, the stepping motor 11 of the driver train 1 of larboard is in 0 working position, the stepping motor 11 of the driver train 1 of starboard rotates counterclockwise, and now, drives current plate 23 to rotate clockwise around axle 26, now the bottom right edge of current plate 23 produces in glider root edge θ angle incision water, thus changes water flow field at the bottom of ship and hydrodynamic pressure and center of pressure and reach rollstabilization object.
As shown in Figure 7, current plate 23 is in synchronous right along cutting mode of operation, is that 0 ° of state is started working with stepping motor 11 initial phase of two driver trains 1.Now two driver trains 1 are done synchronously to drive in the same way, namely two stepping motor 11 rotational angles are identical with rotation direction, when stepping motor 11 drives axle drive shaft 15 to rotate counterclockwise, with movable eccentric wheel 17 when the line of centers of axle drive shaft 15 rotates counterclockwise, drive slide block 18 by the driving of eccentric wheel 17, and be subject to the suitable restriction of the vertical rectangular opening 231 of current plate 23, both the revolution rotated clockwise is done around the central axis of axle drive shaft 15, also the rotation rotated counterclockwise is done around the central axis of eccentric wheel 17, drive current plate 23 to rotate clockwise around respective axle 26 simultaneously, now the bottom right edge of current plate 23 produces in glider root edge θ angle incision water, thus change water flow field at the bottom of ship and hydrodynamic pressure and center of pressure and reach drag reduction, pitching stabilization, main rollstabilization object.
As shown in Figure 8, current plate 23 is in left poor inscribe mode of operation, and now, the stepping motor 11 of the driver train 1 of larboard drives the current plate 23 of larboard to rotate clockwise around the axle 26 of larboard, and pivot angle is θ 1; The stepping motor 11 of the driver train 1 of starboard drives the current plate 23 of starboard to rotate counterclockwise around the axle 26 of starboard, and pivot angle is the absolute value that the absolute value of-θ 2, θ 1 is greater than-θ 2; Now the lower edge of each current plate 23 produces in glider root edge incision water with the angle of θ 1 and-θ 2 respectively, thus changes the object that water flow field at the bottom of ship and hydrodynamic pressure and center of pressure reach drag reduction, pitching stabilization and the rolling of reduction amplitude.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (1)
1. the two plate turn rectifying anti-drag stabilizer of speedboat, comprise two cover driver trains and two cover actuating units, described driver train comprises stepping motor, axle drive shaft, eccentric wheel, driving slide block and a pair vertical slide rail, and described actuating unit comprises bed plate, cover plate, current plate, axle, spindle bearing, several anti-pin, several to end face slide block, several level and smooth rail to coordinating with end face slide block of sticking up; Stepping motor is fixed in ship stern transom plate, is connected with axle drive shaft by elastic coupling, and axle drive shaft is through sealing arrangement and ship stern transom plate, and axle drive shaft two ends support on the cover board with on bed plate respectively by front bearing and rear bearing; Described eccentric wheel is arranged on and drives in slide block, is fixedly connected with axle drive shaft, and coordinates with driving skid; Bed plate is fixed on outside ship stern transom plate, and current plate is arranged between bed plate and cover plate, and the downside mouth of cover plate and bed plate opens wide, extended downside mouth on the downside of current plate; Described current plate center upper portion has a rectangular opening, and a pair vertical slide rail is fixed on rectangular opening both sides, drives slide block to be arranged in the rectangular opening of current plate, drives slide block and vertical slide rail to form sliding friction pair; Axle is through the spindle bearing being fixed on current plate lower central, and axle two ends are separately fixed on bed plate, cover plate, current plate by axle and ship stern transom plate hinged; Described current plate has several deep-slotted chip breakers, described deep-slotted chip breaker for the center of circle, is distributed in current plate line of centers both sides with different arc radius with the center of axle; Several anti-pin that sticks up passes the corresponding deep-slotted chip breaker of current plate separately, and its two ends are separately fixed on bed plate and cover plate; Described end face slide block is separately fixed at the both sides of current plate, and described level and smooth rail is separately fixed on bed plate and cover plate, paired end face slide block be separately fixed at level and smooth rail on bed plate and cover plate and form sliding friction pair; It is characterized in that, described driver train is symmetricly set on both sides in speedboat ship stern, and described actuating unit is symmetricly set on the outer both sides of speedboat ship stern, and actuating unit is connected with driver train; The lower edge of described bed plate and cover plate overlaps with the lower edge of ship stern transom plate, outer rim overlaps with ship stern transom plate outer rim, inner edge overlaps with the line of centers of ship stern transom plate, the lower edge shape envelope surface of described bed plate, current plate and cover plate with naturally extend curved surface at the bottom of ship backward and overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467295.4A CN102923271B (en) | 2012-11-19 | 2012-11-19 | Double-plate swirling rectification anti-drag stabilizer of speed boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467295.4A CN102923271B (en) | 2012-11-19 | 2012-11-19 | Double-plate swirling rectification anti-drag stabilizer of speed boat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102923271A CN102923271A (en) | 2013-02-13 |
| CN102923271B true CN102923271B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210467295.4A Expired - Fee Related CN102923271B (en) | 2012-11-19 | 2012-11-19 | Double-plate swirling rectification anti-drag stabilizer of speed boat |
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| Country | Link |
|---|---|
| CN (1) | CN102923271B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2262718A (en) * | 1991-12-23 | 1993-06-30 | Remedios Michael J D'almada | Boat hulls |
| CN101327836A (en) * | 2008-05-29 | 2008-12-24 | 江苏科技大学 | Glider veneer single acting rectifying stabilizer |
| CN101327835A (en) * | 2008-05-29 | 2008-12-24 | 江苏科技大学 | Speedboat veneer double acting rectifying anti-drag stabilizer |
| CN202156514U (en) * | 2011-06-15 | 2012-03-07 | 威海人合船舶科技有限公司 | Combined wave suppression plate device |
| CN202389554U (en) * | 2011-11-18 | 2012-08-22 | 青岛海铁玻璃钢船艇有限公司 | Wave suppression plate |
-
2012
- 2012-11-19 CN CN201210467295.4A patent/CN102923271B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2262718A (en) * | 1991-12-23 | 1993-06-30 | Remedios Michael J D'almada | Boat hulls |
| CN101327836A (en) * | 2008-05-29 | 2008-12-24 | 江苏科技大学 | Glider veneer single acting rectifying stabilizer |
| CN101327835A (en) * | 2008-05-29 | 2008-12-24 | 江苏科技大学 | Speedboat veneer double acting rectifying anti-drag stabilizer |
| CN202156514U (en) * | 2011-06-15 | 2012-03-07 | 威海人合船舶科技有限公司 | Combined wave suppression plate device |
| CN202389554U (en) * | 2011-11-18 | 2012-08-22 | 青岛海铁玻璃钢船艇有限公司 | Wave suppression plate |
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| Publication number | Publication date |
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| CN102923271A (en) | 2013-02-13 |
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