CN205239855U - Anti -sway device and floating marine structure circle round - Google Patents
Anti -sway device and floating marine structure circle round Download PDFInfo
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- CN205239855U CN205239855U CN201521024602.7U CN201521024602U CN205239855U CN 205239855 U CN205239855 U CN 205239855U CN 201521024602 U CN201521024602 U CN 201521024602U CN 205239855 U CN205239855 U CN 205239855U
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Abstract
The utility model discloses an anti -sway device and floating marine structure circle round, including four blocks of pterygoid laminas and drive arrangement, first pterygoid lamina and second pterygoid lamina lie in wherein one side of floating marine structure bottom, and third pterygoid lamina and fourth pterygoid lamina lie in relative one side of floating marine structure bottom, four blocks of pterygoid laminas all extend to slope under water, and just the incline direction of first pterygoid lamina and the incline direction of fourth pterygoid lamina are the symmetric relation, and the incline direction of second pterygoid lamina is the symmetric relation with the incline direction of third pterygoid lamina, drive arrangement first pterygoid lamina of drive and fourth pterygoid lamina simultaneous movement, drive second pterygoid lamina and third pterygoid lamina simultaneous movement, and first pterygoid lamina and second pterygoid lamina use water flow direction to move as mirror image axle mirror image, and third pterygoid lamina and fourth pterygoid lamina use water flow direction to move as mirror image axle mirror image. The utility model discloses a mirror image rotary motion just is to design fortune movable vane board, can accelerate the speed of rightting to floating marine structure from this, and can reduce energy loss, reaches energy -conserving effect.
Description
Technical field
The utility model belongs to stabilizer technical field, specifically, relating to one, to be applied in the floating structures (boats and ships, ocean platform, buoy etc.) upper, for reducing the device that the floating structures rocks and the floating structures that disposes this stabilizer.
Background technology
Natural resources, such as coal, oil, natural gas, combustible ice etc. are richly stored with in ocean. Along with the gradually intensification of people to marine resources understanding, it is more and more frequent that ocean research work also becomes. People need to could successfully carry out by means of the floating structures such as boats and ships, ocean platform, buoys probing into of marine resources; but marine environment is complicated and changeable; the floating structures being operated in ocean often can be subject to the impact of ocean current or wave and produce rocking tempestuously; thereby affect the stability of the floating structures operation, and then the scientific research personnel's who is engaged in ocean research work personal safety has been caused to serious threat.
Summary of the invention
The purpose of this utility model is to provide a kind of convolution stabilizer, is applied on the floating structures, can reduce the amplitude that the floating structures rocks, to ensure the safety and stability of its work.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of convolution stabilizer, is applied on the floating structures, comprises wing plate and drive unit; Described wing plate is provided with four, is respectively the first wing plate, the second wing plate, the 3rd wing plate and the 4th wing plate; Described the first wing plate and the second wing plate are positioned at a wherein side of the floating structures bottom, and the first wing plate is positioned at the outside of the second wing plate; Described the 3rd wing plate and the 4th wing plate are positioned at a relative side of the floating structures bottom, and the 4th wing plate is positioned at the outside of the 3rd wing plate; Wing plate described in four is all to tilting to extend under water, and wherein a side is arranged on the bottom of the floating structures, be designated as fixation side, wherein, the incline direction of the incline direction of the first wing plate and the 4th wing plate is symmetric relation taking the fixation side of the first wing plate as axis, and the incline direction of the incline direction of the second wing plate and the 3rd wing plate is symmetric relation taking the fixation side of the second wing plate as axis; Described drive unit drives described the first wing plate and the 4th wing plate to be synchronized with the movement, and drives the second wing plate and the 3rd wing plate to be synchronized with the movement; And the first wing plate and the second wing plate are taking water (flow) direction as mirror shaft mirror movements, and the 3rd wing plate and the 4th wing plate are taking water (flow) direction as mirror shaft mirror movements.
In order to realize the circumnutation of described wing plate in the floating structures bottom, the utility model preferably arranges the first chute, the second chute, the first slide block and the second slide block in described convolution stabilizer; Wherein, the first chute is arranged on the bottom of described the floating structures, and extends from a relative side described in a described wherein side direction of described the floating structures bottom; The second chute is arranged on the bottom of described the floating structures, and vertical with described the first chute; Described the second chute is provided with four, parallel interval is arranged, form four rectangular coordinate systems with described the first chute, and be defined as successively the first rectangular coordinate system, the second rectangular coordinate system, the 3rd rectangular coordinate system and the 4th rectangular coordinate system along a described wherein side of described the floating structures bottom towards the direction of a described relative side; The first slide block is arranged in described the first chute, and slides along the first chute; Described the first slide block is provided with four, is distributed in four described rectangular coordinate systems; The second slide block is arranged in described the second chute, and slides along the second chute; Described the second slide block is provided with four, is distributed in four described rectangular coordinate systems; Wherein, wing plate described in four is distributed in four described rectangular coordinate systems, and the fixation side of the first wing plate is arranged on the first slide block and the second slide block in the first rectangular coordinate system, the fixation side of the second wing plate is arranged on the first slide block and the second slide block in the second rectangular coordinate system, the fixation side of the 3rd wing plate is arranged on the first slide block and the second slide block in the 3rd rectangular coordinate system, and the fixation side of the 4th wing plate is arranged on the first slide block and the second slide block in the 4th rectangular coordinate system; Described drive unit is by driving described the first slide block and the second slide block to slide, to drive the wing plate motion described in four.
Preferably, described the first slide block and the second slide block are preferably designed to spheroid, and spheroid bottom is provided with cylinder, by the fixation side of described wing plate being fixedly connected on described cylinder, to realize the assembling of wing plate in the floating structures bottom.
The flexibility of rotating in order to improve wing plate convolution, is preferably connected to two corner correspondences of the fixation side of described wing plate on the cylinder of the first slide block and the second slide block; The angle decision design that described wing plate becomes to direction and the depth of water direction of inclination under water, between 40 °-50 °, even offsets to reduce the resistance navigation of the floating structures being produced owing to increasing wing plate.
In the time that described the floating structures is boats and ships, described the first chute can be extended from the larboard astarboard of boats and ships; Described the first wing plate and the second wing plate are positioned at the left side of bottom of ship, and described the 3rd wing plate and the 4th wing plate are positioned at the right side of bottom of ship.
Further, on described boats and ships, be provided with the checkout gear for detection of the port and starboard dandle direction of described boats and ships, and generate the detection signal for controlling described drive unit action.
Further, in described boats and ships, be also provided with control device, receive the detection signal of described checkout gear output, and generate control signal and be sent to described drive unit, and then the second slide block of controlling described in first slide block of described drive unit described in driving four and four slides.
When described the floating structures is while resting on ocean platform on the water surface or buoy, convolution stabilizer described in two groups can be set in the bottom of described ocean platform or buoy, and two groups of convolution stabilizers are perpendicular at the cloth set direction of ocean platform or buoy bottom; On described ocean platform or buoy, be provided for detecting described ocean platform or buoy rocks the checkout gear of direction, the direction of rocking that two groups of convolutions drive unit in stabilizers detects according to checkout gear drives corresponding wing plate motion, to play the effect of righting.
Further, in described ocean platform or buoy, be also provided with control device, receive the detection signal of described checkout gear output, and generate control signal and be sent to described drive unit, and then the second slide block of controlling described in first slide block of described drive unit described in driving four and four slides.
Based on the structural design of above-mentioned convolution stabilizer, the utility model has also proposed a kind of the floating structures, is provided with convolution stabilizer, and described convolution stabilizer comprises wing plate and drive unit; Described wing plate is provided with four, is respectively the first wing plate, the second wing plate, the 3rd wing plate and the 4th wing plate; Described the first wing plate and the second wing plate are positioned at a wherein side of the floating structures bottom, and the first wing plate is positioned at the outside of the second wing plate; Described the 3rd wing plate and the 4th wing plate are positioned at a relative side of the floating structures bottom, and the 4th wing plate is positioned at the outside of the 3rd wing plate; Wing plate described in four is all to tilting to extend under water, and wherein a side is arranged on the bottom of the floating structures, be designated as fixation side, wherein, the incline direction of the incline direction of the first wing plate and the 4th wing plate is symmetric relation taking the fixation side of the first wing plate as axis, and the incline direction of the incline direction of the second wing plate and the 3rd wing plate is symmetric relation taking the fixation side of the second wing plate as axis; Described drive unit drives described the first wing plate and the 4th wing plate to be synchronized with the movement, and drives the second wing plate and the 3rd wing plate to be synchronized with the movement; And the first wing plate and the second wing plate are taking water (flow) direction as mirror shaft mirror movements, and the 3rd wing plate and the 4th wing plate are taking water (flow) direction as mirror shaft mirror movements. By driving the wing plate described in four to do circumnutation in the bottom of the floating structures, the floating structures is played to the effect of righting.
Compared with prior art, advantage of the present utility model and good effect are: the utility model is installed convolution stabilizer in the bottom of the floating structures, the solid wall mirror picture effect of bottom can produce and be close to double steady lift, the wing plate circling round in stabilizer by design is that motion wing plate can produce non-steady lift, and paired do mirror image gyration, can strengthen again non-steady lift, accelerate the righting speed to the floating structures. Wing plate can change the positive and negative and big or small of the angle of attack in rotary course, can reduce thus unnecessary energy loss, reaches energy-conservation effect. In addition, for the situation that has the speed of a ship or plane, can increase the resistance of the floating structures under water to the wing plate that tilts to extend, according to seakeeping theory, the lift that wing plate produces also has horizontal component except having vertical component, and lift level component is contrary with water (flow) direction, play dynamic action, therefore can offset the resistance that a part increases, and the lift level component that wing plate produces is larger, the resistance of offsetting is more, even can be greater than resistance, reaches energy-conservation effect. And for the situation of zero speed of a ship or plane, the non-steady lift that can utilize motion wing plate to produce plays the effect of righting. Therefore, convolution stabilizer of the present utility model had both been adapted to the operating mode of the speed of a ship or plane, was also adapted to the operating mode of the low speed of a ship or plane and zero speed of a ship or plane.
Read by reference to the accompanying drawings after the detailed description of the utility model embodiment, other features of the present utility model and advantage will become clearer.
Brief description of the drawings
Fig. 1 is the structural representation of overlooking direction of a kind of embodiment of the convolution stabilizer that proposes of the utility model;
Fig. 2 is the structural representation of looking up direction of a kind of embodiment of stabilizer of circling round shown in Fig. 1;
Fig. 3 is the partial perspective view of stabilizer of circling round shown in Fig. 1;
Fig. 4 is the annexation schematic diagram of wing plate and the first slide block and the second slide block;
Fig. 5 is the installation site schematic diagram of convolution stabilizer on boats and ships;
Fig. 6 is the installation site schematic diagram of convolution stabilizer on ocean platform or buoy.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " on ", orientation or the position relationship of the instruction such as D score, " left side ", " right side " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as restriction of the present utility model. In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance.
Operation or work the floating structures across the sea; such as boats and ships, ocean platform or buoy etc.; often can be subject to the impact of wave or ocean current and occur rocking tempestuously; the stability that the present embodiment moves across the sea and works in order to improve the floating structures; design a kind of convolution stabilizer; be arranged on the bottom of the floating structures, reduce to play the effect that rock on the floating structures sea.
Shown in Figure 2, the convolution stabilizer of the present embodiment mainly comprises four blocks of wing plates 10,20,30,40 and drives the drive unit (not shown) of four blocks of wing plates, 10,20,30,40 motions. Define four blocks of wing plates and be respectively the first wing plate 10, the second wing plate 20, the 3rd wing plate 30 and the 4th wing plate 40, and the first wing plate 10 and the second wing plate 20 are classified as to one group, be arranged on a wherein side of the bottom of the floating structures 6, leftward position as shown in Figure 2, for reducing teetertottering of the floating structures 6 left sides; The 3rd wing plate 30 and the 4th wing plate 40 are classified as to one group, are arranged on a relative side of the bottom of the floating structures 6, right positions as shown in Figure 2, for reducing teetertottering of the floating structures 6 right sides. In the time laying each group wing plate, preferably the first wing plate 10 is laid in to the outside of the second wing plate 20, the 4th wing plate 40 is laid in to the outside of the 3rd wing plate 30. Select a wherein side of each piece wing plate 10,20,30,40 as fixation side 11,21,31,41, be arranged on the bottom of the floating structures 6, the remainder of four blocks of wing plates 10,20,30,40 is all to tilting to extend under water.
Because the floating structures 6 is in wiggly process, left side and right side rock opposite direction, therefore need the incline direction of each group wing plate to carry out symmetric design, could obtain two reverse power. For this reason, the present embodiment designs the incline direction of the first wing plate 10 and the incline direction of the 4th wing plate 40 fixation side 41 taking fixation side 11(or the 4th wing plate 40 of the first wing plate 10) be symmetric relation as axis; The incline direction of the incline direction of the second wing plate 20 and the 3rd wing plate 30 is taking the fixation side 31 of fixation side 21(or the 3rd wing plate 30 of the second wing plate 20) be symmetric relation as axis. Wherein, the fixation side 11 of the first wing plate 10 is parallel with the fixation side 41 of the 4th wing plate 40, and the fixation side 21 of the second wing plate 20 is parallel with the fixation side 31 of the 3rd wing plate 30. Drive the wing plate 10,20,30,40 described in four to do in the process of gyration by drive unit, drive the first wing plate 10 and the 4th wing plate 40 to be synchronized with the movement, drive the second wing plate 20 and the 3rd wing plate 30 to be synchronized with the movement; And the first wing plate 10 and the second wing plate 20 do mirror movements taking water (flow) direction as mirror shaft, the 3rd wing plate 30 and the 4th wing plate 40 do mirror movements taking water (flow) direction as mirror shaft, play thus the effect to the floating structures 6 rightings.
Wing plate 10,20,30,40 bottoms at the floating structures 6 described in driving four for the ease of drive unit are done circumnutation as requested, the present embodiment preferably arranges first chute 5 and four the second chutes 1,2,3,4 in convolution stabilizer, shown in Fig. 1, Fig. 2. Described the first chute 5 is arranged on to the bottom of the floating structures 6, and from the described wherein side (as left side) of the bottom of described the floating structures 6 to as described in a relative side (as right side) extend. By four the second chutes 1,2,3,4 edge directions vertical with the first chute 5, be arranged in to parallel interval the bottom of described the floating structures 6, and intersect vertically with described the first chute 5, just can form thus four rectangular coordinate system Z1, Z2, Z3, Z4, to limit the zone of action of four blocks of wing plates 10,20,30,40.
Certainly, described the first chute 5 also can be designed to two, and wherein one forms the first rectangular coordinate system Z1 and the second rectangular coordinate system Z2 with the second chute 1,2, and other one forms the 3rd rectangular coordinate system Z3 and the 4th rectangular coordinate system Z4 with the second chute 3,4. Also described the first chute 5 can be designed to four, four the first chutes 5 and four the second chutes 1,2,3,4 corresponding intersecting vertically one by one, to form described four rectangular coordinate system Z1, Z2, Z3, Z4. The present embodiment is not limited in above giving an example.
In each rectangular coordinate system Z1, Z2, corresponding the first chute 5 of Z3, Z4 and the second chute 1,2,3,4, be designed with respectively the first slide block 7 and the second slide block 8, as shown in Figure 1 and Figure 2. Wherein, the first slide block 7 is arranged in the first described chute 5, and can slide along the first chute 2; The second slide block 8 correspondences are arranged in the second described chute 1,2,3,4, and can slide along the second chute 1,2,3,4. Four blocks of wing plates 10,20,30,40 are distributed in described four rectangular coordinate system Z1, Z2, Z3, Z4, and the fixation side of each piece wing plate 10,20,30,40 11,21,31,41 is fixedly mounted on the first slide block 7 and the second slide block 8 in its place rectangular coordinate system Z1, Z2, Z3, Z4, drive unit is by driving the first slide block 7 and the second slide block 8 to slide in chute, to drive 10,20,30,40 motions of four blocks of wing plates.
As a kind of preferred design of the present embodiment, slide in chute for the ease of slide block, the present embodiment is preferably designed to spheroid by the first slide block 7 and the second slide block 8, as shown in Figure 3. Be provided with in the bottom of spheroid to the cylinder 9 that direction is extended under water, as shown in Figure 4, the fixation side of described wing plate 10,20,30,40 11,21,31,41 is connected on the cylinder 9 of the first slide block 7 and the second slide block 8, to realize wing plate 10,20,30,40 assemblings in the floating structures 6 bottoms.
In the concrete assembling process of wing plate 10,20,30,40, preferably by two corners of the fixation side of each piece wing plate 10,20,30,40 11,21,31,41 respectively with the corresponding connection of cylinder 9 of the first slide block 7 and the second slide block 8, the flexibility of rotating to improve wing plate 10,20,30,40.
For the tilt angle alpha (angle that α becomes with depth of water direction to the direction tilting under water for wing plate) of each piece wing plate 10,20,30,40, decision design is between 40 °-50 °, for example 45 °, even offset to reduce the resistance navigation of the floating structures 6 being produced owing to increasing wing plate.
The convolution stabilizer of the present embodiment is arranged on boats and ships as example, the operation principle of described convolution stabilizer is specifically addressed below.
In the time that described the floating structures 6 is boats and ships, described convolution stabilizer laterally can be arranged on to the bottom of boats and ships, as shown in Figure 5, install along the hull direction perpendicular to boats and ships, to suppress rolling of hull.
Specifically, the first chute 5 can be extended from the larboard astarboard of boats and ships, the cloth set direction of the second chute 1,2,3,4 is preferably parallel with the bearing of trend of hull, and defines the positive axis that starboard direction is X-axis, the positive axis that ship's head is Y-axis. The first wing plate 10 and the second wing plate 20 are laid in to the left side of bottom of ship, its initial position is: the line between the first slide block 7 and second slide block 8 of connection the first wing plate 10 is arranged in the fourth quadrant IV of the first rectangular coordinate system Z1, and the first wing plate 10 tilts towards stern; Connect the third quadrant III that line between the first slide block 7 and second slide block 8 of the second wing plate 20 is arranged in the second rectangular coordinate system Z2, and the second wing plate 20 tilts towards stern. The 3rd wing plate 30 and the 4th wing plate 40 are laid in to the right side of bottom of ship, its initial position is: the line between the first slide block 7 and second slide block 8 of connection the 3rd wing plate 30 is arranged in the third quadrant III of the 3rd rectangular coordinate system Z3, and the 3rd wing plate 30 tilts towards bow; Connect the fourth quadrant IV that line between the first slide block 7 and second slide block 8 of the 4th wing plate 40 is arranged in the 4th rectangular coordinate system Z4, and the 4th wing plate 40 tilts towards bow.
Checkout gear (not shown) for detection of the port and starboard dandle direction of described boats and ships is installed on boats and ships, such as gyroscope, gravity sensor etc., to determine the convolution rotation direction of four blocks of wing plates 10,20,30,40 according to the swaying direction detecting.
In the present embodiment, described checkout gear can arrange one, by detecting the swaying direction of larboard or starboard, can learn the swaying direction of its opposite side. Certainly, described checkout gear also can arrange two, and the swaying direction of the port and starboard to boats and ships carries out independent detection respectively.
In the process of advancing at boats and ships, current flow to stern from bow, water (flow) direction as shown in Figure 2. In the time that boats and ships advance, can utilize the convolution stabilizer of the present embodiment to suppress the double swerve of boats and ships. Detailed process is as follows:
The larboard that boats and ships detected when checkout gear is moved downward by equilbrium position, and starboard is while being moved upward by equilbrium position, shows that hull tilts to the left. Now, drive respectively the first slide block 7 that is arranged in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 to be slided (sliding to the B point of its place coordinate system of Fig. 2) by the origin of coordinates O astarboard direction of its place coordinate system by drive unit, the second slide block 8 is slided to the origin of coordinates O of its place coordinate system by stern direction (being the C point direction of its place coordinate system in Fig. 2). In sliding process, line between the first slide block 7 and the second slide block 8 in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 is all the time in the fourth quadrant IV in coordinate system, and the first wing plate 10 tilts to stern, and it is large that the angle of attack (angle between wing plate and water (flow) direction) becomes gradually; The 4th wing plate 40 tilts to bow, and the angle of attack becomes large gradually. Meanwhile, described drive unit drives respectively the first slide block 7 that is arranged in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 by the aport direction slip of origin of coordinates O (sliding to the A point of its place coordinate system of Fig. 2) of its place coordinate system, and the second slide block 8 is slided to the origin of coordinates O of its place coordinate system by stern direction (being the C point direction of its place coordinate system in Fig. 2). In sliding process, the line between the first slide block 7 and the second slide block 8 in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 is all the time in the third quadrant III in coordinate system, and the second wing plate 20 tilts to stern, and it is large that the angle of attack becomes gradually; The 3rd wing plate 30 tilts to bow, and the angle of attack becomes large gradually. Thus one, under the acting in conjunction of the first wing plate 10 and the second wing plate 20, can produce in the left side of boats and ships increasing to climbing power; Under the acting in conjunction of the 3rd wing plate 30 and the 4th wing plate 40, can produce increasing downward pulling force on the right side of boats and ships, then play more and more stronger centralizing function.
The larboard that boats and ships detected when checkout gear is by returning to equilbrium position downwards, and starboard when upwards returning to equilbrium position, shows that hull returns to equilbrium position gradually by being tilted to the left. Now, can drive respectively the first slide block 7 that is arranged in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 to be slided to the origin of coordinates O of its place coordinate system by starboard direction (being the B point direction of its place coordinate system of Fig. 2) by drive unit, the second slide block 8 by the origin of coordinates O of its place coordinate system to ship's head slide the slip of D point of its place coordinate system in Fig. 2 (to). In sliding process, the line between the first slide block 7 and the second slide block 8 in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 is all the time in the first quartile I in coordinate system; And the first wing plate 10 tilts to stern, and the angle of attack diminishes gradually; The 4th wing plate 40 tilts to bow, and the angle of attack diminishes gradually. Meanwhile, described drive unit drives respectively the first slide block 7 that is arranged in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 to be slided to the origin of coordinates O of its place coordinate system by larboard direction (being the A point direction of its place coordinate system of Fig. 2), the second slide block 8 by the origin of coordinates O of its place coordinate system to ship's head slide the slip of D point of its place coordinate system in Fig. 2 (to). In sliding process, the line between the first slide block 7 and the second slide block 8 in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 is all the time in the second quadrant II in coordinate system, and the second wing plate 20 tilts to stern, and the angle of attack diminishes gradually; The 3rd wing plate 30 tilts to bow, and the angle of attack diminishes gradually. Thus one, under the effect of the first wing plate 10 and the second wing plate 20, can produce in the left side of boats and ships more and more less of climbing power; And under the effect of the 3rd wing plate 30 and the 4th wing plate 40, can produce more and more less downward pulling force on the right side of boats and ships, then play more and more weak centralizing function, until hull returns to equilbrium position.
The larboard that boats and ships detected when checkout gear is moved upward by equilbrium position, and starboard is while being moved downward by equilbrium position, shows that hull tilts to the right. Now, can drive respectively the first slide block 7 that is arranged in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 by the aport direction slip of origin of coordinates O (sliding to the A point of its place coordinate system of Fig. 2) of its place coordinate system by drive unit, the second slide block 8 be slided to the origin of coordinates O of its place coordinate system by ship's head (being the D point direction of its place coordinate system in Fig. 2). In sliding process, the line between the first slide block 7 and the second slide block 8 in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 is all the time in the second quadrant II in coordinate system; And the first wing plate 10 tilts to bow, and it is large that the angle of attack becomes gradually; The 4th wing plate 40 tilts to stern, and the angle of attack becomes large gradually. Meanwhile, described drive unit drives respectively the first slide block 7 that is arranged in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 to be slided (sliding to the B point of its place coordinate system of Fig. 2) by the origin of coordinates O astarboard direction of coordinate system described in it, and the second slide block 8 is slided to the origin of coordinates O of its place coordinate system by ship's head (being the D point direction of its place coordinate system in Fig. 2). In sliding process, the line between the first slide block 7 and the second slide block 8 in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 is all the time in the first quartile I in coordinate system; And the second wing plate 20 tilts to bow, and it is large that the angle of attack becomes gradually; The 3rd wing plate 30 tilts to stern, and the angle of attack becomes large gradually. Thus one, under the effect of the first wing plate 10 and the second wing plate 20, can produce in the left side of boats and ships increasing downward pulling force; And under the effect of the 3rd wing plate 30 and the 4th wing plate 40, can produce on the right side of boats and ships increasingly to climbing power, then play more and more stronger centralizing function.
The larboard that boats and ships detected when checkout gear is by upwards returning to equilbrium position, and starboard is when returning to equilbrium position downwards, shows that hull is returning to equilbrium position from being tilted to the right. Now, can drive respectively the first slide block 7 that is arranged in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 to be slided to the origin of coordinates O of its place coordinate system by larboard direction (being the A point direction of its place coordinate system of Fig. 2) by drive unit, the second slide block 8 by the origin of coordinates O of its place coordinate system to stern direction slide the slip of C point of its place coordinate system in Fig. 2 (to). In sliding process, the line between the first slide block 7 and the second slide block 8 in the first rectangular coordinate system Z1 and the 4th rectangular coordinate system Z4 is all the time in the third quadrant III in coordinate system; And the first wing plate 10 tilts to bow, and the angle of attack diminishes gradually; The 4th wing plate 40 tilts to stern, and the angle of attack diminishes gradually. Meanwhile, described drive unit drives respectively the first slide block 7 that is arranged in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 to be slided to the origin of coordinates O of its place coordinate system by starboard direction (being the B point direction of its place coordinate system of Fig. 2), the second slide block 8 by the origin of coordinates O of its place coordinate system to stern direction slide the slip of C point of its place coordinate system in Fig. 2 (to). In sliding process, the line between the first slide block 7 and the second slide block 8 in the second rectangular coordinate system Z2 and the 3rd rectangular coordinate system Z3 is all the time in the fourth quadrant IV in coordinate system; And the second wing plate 20 tilts to bow, and the angle of attack diminishes gradually, the 3rd wing plate 30 tilts to stern, and the angle of attack diminishes gradually. Thus one, under the effect of the first wing plate 10 and the second wing plate 20, produce more and more less downward pulling force in the left side of boats and ships; Under the effect of the 3rd wing plate 30 and the 4th wing plate 40, produce more and more littlely of climbing power on the right side of boats and ships, then play more and more weak centralizing function, until hull returns to equilbrium position.
Thus, wing plate 10,20,30,40 has completed the circumnutation cycle one time. Within the whole circumnutation cycle, the movement locus of the second wing plate 20 and the movement locus of the first wing plate 10 are that the vertical axis (described vertical axis is parallel with the Y-axis of coordinate system, parallel with water (flow) direction) with the joining place of first, second rectangular coordinate system Z1, Z2 is mirror all the time; The movement locus of the 3rd wing plate 30 and the movement locus of the 4th wing plate 40 are that the vertical axis (described vertical axis is parallel with the Y-axis of coordinate system, parallel with water (flow) direction) with the joining place of the 3rd, the 4th rectangular coordinate system Z3, Z4 is mirror all the time. And the first wing plate 10 and the 4th wing plate 40 are synchronized with the movement all the time, the second wing plate 20 and the 3rd wing plate 30 are synchronized with the movement all the time. The design circumnutation cycle of wing plate 10,20,30,40 is identical with the cycle of rocking of boats and ships, and the relative motion relation between the two is with reference to shown in table 1.
| Boats and ships larboard rocks direction | The movement position of the first wing plate fixation side | The movement position of the second wing plate fixation side | The movement position of the 3rd wing plate fixation side | The movement position of the 4th wing plate fixation side |
| Balance → under | Fourth quadrant | Third quadrant | Third quadrant | Fourth quadrant |
| Under → balance | First quartile | The second quadrant | The second quadrant | First quartile |
| Balance → on | The second quadrant | First quartile | First quartile | The second quadrant |
| Upper → balance | Third quadrant | Fourth quadrant | Fourth quadrant | Third quadrant |
Table 1
In order to make checkout gear and the drive unit can collaborative work, the present embodiment be also provided with control device in described boats and ships, connects respectively described checkout gear and drive unit. Described checkout gear exports the detection signal of generation to control device, control device is judged the incline direction of hull and rocks trend according to the detection signal receiving, and then generate corresponding control signal and be sent to described drive unit, drive and be arranged in the first slide block 7 of four rectangular coordinate system Z1, Z2, Z3, Z4 and the glide direction of the second slide block 8 by drive unit, then drive four blocks of wing plates 10,20,30,40 according to the corresponding relation motion shown in table 1, the effect of rolling to play inhibition.
In the present embodiment, the integrated chip that described control device can adopt single-chip microcomputer etc. to have data-handling capacity is realized, and is preferably mounted in the control room of boats and ships, thinks that it provides desirable working environment.
When described the floating structures 6 is when resting on ocean platform on the water surface or buoy, because the direction of rocking of such the floating structures 6 is not fixed, can follow the variation of ocean current and sea direction and change, therefore, convolution stabilizer described in two groups can be set in the bottom of such the floating structures 6, and two groups of convolution stabilizers are mutually vertical at the cloth set direction of the bottom of the floating structures 6, as shown in Figure 6. For example, one group of convolution stabilizer is laid along the left and right directions of the floating structures 6, another group convolution stabilizer is laid along the fore-and-aft direction of the floating structures 6. The checkout gear that utilization is arranged on such the floating structures 6 detects the incline direction of the floating structures 6 and rocks trend, and then accessory drive drives the operation of corresponding one group of convolution stabilizer, to keep the floating structures 6 steady, improve the security of its work.
Certainly, also can in the position of needs and direction, set up the convolution stabilizer described in more groups as required in the bottom of the floating structures 6, keep the floating structures 6 design requirement stably to meet.
The convolution stabilizer of the present embodiment, its technique effect is mainly reflected in following several respects:
(1) bottom gap of wing plate and the floating structures is very little, even very close to each other, utilizes the mirror image effect of wing plate, can produce double lift, and this is more more advantageous than traditional hydrofoil.
(2) wing plate of motion can produce time-dependent lift, compares the fixing wing plate that only can produce steady lift, and the difference that can adapt to better the floating structures is rocked state, then reaches more desirable stability maintenance effect.
(3) can increase the resistance of the floating structures under water to outstanding wing plate, according to seakeeping theory, the lift that wing plate produces is except having vertical component, also has horizontal component, and contrary with water (flow) direction, play dynamic action, can offset the resistance that a part increases. The lift that wing plate produces is larger, and the resistance of counteracting is more, even can produce power more than needed.
(4) in the process of wing plate rotation, can change the positive and negative of the angle of attack, and then reduce unnecessary energy loss.
(5) fixing hydrofoil subtracts and shakes speed of a ship or plane requirement strictly, and the low speed of a ship or plane even cuts little ice when zero speed of a ship or plane, and the convolution stabilizer of the present embodiment can adapt to the operating mode of the low speed of a ship or plane and zero speed of a ship or plane.
Certainly; the above is only a kind of preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a convolution stabilizer, is applied on the floating structures, it is characterized in that, comprising:
Wing plate, it is provided with four, is respectively the first wing plate, the second wing plate, the 3rd wing plate and the 4th wing plate; Described the first wing plate and the second wing plate are positioned at a wherein side of the floating structures bottom, and the first wing plate is positioned at the outside of the second wing plate; Described the 3rd wing plate and the 4th wing plate are positioned at a relative side of the floating structures bottom, and the 4th wing plate is positioned at the outside of the 3rd wing plate; Wing plate described in four is all to tilting to extend under water, and wherein a side is arranged on the bottom of the floating structures, be designated as fixation side, wherein, the incline direction of the incline direction of the first wing plate and the 4th wing plate is symmetric relation taking the fixation side of the first wing plate as axis, and the incline direction of the incline direction of the second wing plate and the 3rd wing plate is symmetric relation taking the fixation side of the second wing plate as axis;
Drive unit, it drives described the first wing plate and the 4th wing plate to be synchronized with the movement, and drives the second wing plate and the 3rd wing plate to be synchronized with the movement; And the first wing plate and the second wing plate are taking water (flow) direction as mirror shaft mirror movements, and the 3rd wing plate and the 4th wing plate are taking water (flow) direction as mirror shaft mirror movements.
2. convolution stabilizer according to claim 1, is characterized in that, also comprises:
The first chute, it is arranged on the bottom of described the floating structures, and extends from a relative side described in a described wherein side direction of described the floating structures bottom;
The second chute, it is arranged on the bottom of described the floating structures, and vertical with described the first chute; Described the second chute is provided with four, parallel interval is arranged, form four rectangular coordinate systems with described the first chute, and be defined as successively the first rectangular coordinate system, the second rectangular coordinate system, the 3rd rectangular coordinate system and the 4th rectangular coordinate system along a described wherein side of described the floating structures bottom towards the direction of a described relative side;
The first slide block, it is arranged in described the first chute, and slides along the first chute; Described the first slide block is provided with four, is distributed in four described rectangular coordinate systems;
The second slide block, it is arranged in described the second chute, and slides along the second chute; Described the second slide block is provided with four, is distributed in four described rectangular coordinate systems;
Wherein, wing plate described in four is distributed in four described rectangular coordinate systems, and the fixation side of the first wing plate is arranged on the first slide block and the second slide block in the first rectangular coordinate system, the fixation side of the second wing plate is arranged on the first slide block and the second slide block in the second rectangular coordinate system, the fixation side of the 3rd wing plate is arranged on the first slide block and the second slide block in the 3rd rectangular coordinate system, and the fixation side of the 4th wing plate is arranged on the first slide block and the second slide block in the 4th rectangular coordinate system; Described drive unit is by driving described the first slide block and the second slide block to slide, to drive the wing plate motion described in four.
3. convolution stabilizer according to claim 2, is characterized in that, described the first slide block and the second slide block are spheroid, and spheroid bottom is provided with cylinder, and the fixation side of described wing plate is fixedly connected on described cylinder.
4. convolution stabilizer according to claim 3, is characterized in that, two corner correspondences of the fixation side of described wing plate are connected on the cylinder of the first slide block and the second slide block; The angle that described wing plate becomes to direction and the depth of water direction of inclination is under water between 40 °-50 °.
5. according to the convolution stabilizer described in any one in claim 2 to 4, it is characterized in that, described the floating structures is boats and ships, and described the first chute extends from the larboard astarboard of boats and ships; Described the first wing plate and the second wing plate are positioned at the left side of bottom of ship, and described the 3rd wing plate and the 4th wing plate are positioned at the right side of bottom of ship.
6. convolution stabilizer according to claim 5, is characterized in that, is provided with the checkout gear for detection of the port and starboard dandle direction of described boats and ships on described boats and ships, and generates the detection signal for controlling described drive unit action.
7. convolution stabilizer according to claim 6, it is characterized in that, in described boats and ships, be also provided with control device, receive the detection signal of described checkout gear output, and generate control signal and be sent to described drive unit, and then the second slide block of controlling described in first slide block of described drive unit described in driving four and four slides.
8. according to the convolution stabilizer described in any one in claim 2 to 4, it is characterized in that, described the floating structures is ocean platform or the buoy resting on the water surface, be provided with the convolution stabilizer described in two groups in the bottom of described ocean platform or buoy, and two groups of convolution stabilizers are perpendicular at the cloth set direction of ocean platform or buoy bottom; On described ocean platform or buoy, be provided with the checkout gear that rocks direction for detection of described the floating structures, the direction of rocking that two groups of convolutions drive unit in stabilizers detects according to checkout gear drives corresponding wing plate motion, with the ocean platform described in righting or buoy.
9. convolution stabilizer according to claim 8, it is characterized in that, in described ocean platform or buoy, be also provided with control device, receive the detection signal of described checkout gear output, and generate control signal and be sent to described drive unit, and then the second slide block of controlling described in first slide block of described drive unit described in driving four and four slides.
10. a floating structures, is characterized in that, is provided with the stabilizer that circles round as claimed in any one of claims 1-9 wherein.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521024602.7U CN205239855U (en) | 2015-12-11 | 2015-12-11 | Anti -sway device and floating marine structure circle round |
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| CN201521024602.7U CN205239855U (en) | 2015-12-11 | 2015-12-11 | Anti -sway device and floating marine structure circle round |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346685A (en) * | 2015-12-11 | 2016-02-24 | 山东省科学院海洋仪器仪表研究所 | Cyclotron stabilizer and floating ocean structure |
| CN106472379A (en) * | 2016-11-22 | 2017-03-08 | 山东省科学院海洋仪器仪表研究所 | A kind of isobaric drift along formula aquaculture net cage and control method controlling |
| CN111114727A (en) * | 2020-01-16 | 2020-05-08 | 兰州理工大学 | Fluid spiral thrust driven propeller |
| CN115136030A (en) * | 2019-12-31 | 2022-09-30 | 离子地球物理学公司 | Bidirectional airfoil system for towed marine cable array |
-
2015
- 2015-12-11 CN CN201521024602.7U patent/CN205239855U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346685A (en) * | 2015-12-11 | 2016-02-24 | 山东省科学院海洋仪器仪表研究所 | Cyclotron stabilizer and floating ocean structure |
| CN106472379A (en) * | 2016-11-22 | 2017-03-08 | 山东省科学院海洋仪器仪表研究所 | A kind of isobaric drift along formula aquaculture net cage and control method controlling |
| CN106472379B (en) * | 2016-11-22 | 2022-03-08 | 山东省科学院海洋仪器仪表研究所 | Isobaric control floating-sinking type aquaculture net cage and control method |
| CN115136030A (en) * | 2019-12-31 | 2022-09-30 | 离子地球物理学公司 | Bidirectional airfoil system for towed marine cable array |
| CN111114727A (en) * | 2020-01-16 | 2020-05-08 | 兰州理工大学 | Fluid spiral thrust driven propeller |
| CN111114727B (en) * | 2020-01-16 | 2024-05-10 | 兰州理工大学 | Propeller driven by fluid spiral thrust |
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