CN204142262U - A kind of wave direction calibrating installation of wave buoy - Google Patents
A kind of wave direction calibrating installation of wave buoy Download PDFInfo
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- CN204142262U CN204142262U CN201420472750.4U CN201420472750U CN204142262U CN 204142262 U CN204142262 U CN 204142262U CN 201420472750 U CN201420472750 U CN 201420472750U CN 204142262 U CN204142262 U CN 204142262U
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Abstract
This application discloses a kind of wave direction calibrating installation of wave buoy, comprise wave direction calibration authority, drive unit, control device and terminal control mechanism, wherein, yawing mechanism comprises main shaft, the first gear, the second gear, slider-crank mechanism, fork; First gear and the second gear are coaxially installed on main shaft, and yawing mechanism drives fork by slider-crank mechanism, drive the swing of three-dimensional carrying platform.The utility model has filled up the blank of the certificate test method and apparatus device of the domestic wave direction parameter for wave buoy, acceleration of gravity formula sensor.Relative to the vertical lift type sinusoidal analog calibrating installation that U.S. NOAA has, have the following advantages: the utility model is by designing cleverly, creative employing two mono-directional overrun clutch devices achieve three-dimensional carrying platform and realize when being elevated to-and-fro movement swinging, make VTOL (vertical take off and landing) sinusoidal motion closer to true wave motion rule, and structural design is simple, substantially increases maintainability and reliability.
Description
Technical field
The present invention relates to ocean wave buoy measurement verification technical field, specifically a kind of wave direction calibrating installation of wave buoy, for carrying out measurement verification to the wave direction of multiple types wave buoy or Gravity accelerometer, depart from marine environment, the device of static simulation ocean wave sinusoidal motion rule.
Background technology
Wave is one of six large key elements of oceanographic hydrological observation, is also one of important forms of motion of seawater.Acceleration of gravity formula wave buoy is then one of current most popular wave-measuring buoy, and along with the development of marine technology, the accuracy requirement of various countries to wave buoy is more and more higher.The existing calibrating apparatus developed mostly only verify buoy whether work, and wave height, period of wave two parameters calibration.And wave direction is the observed quantity of equal importance with wave height, period of wave, in order to meet the certificate test ability of wave direction parameter, the research and development of the wave direction calibrating installation of wave buoy are extremely urgent.
Vertical lift type sinusoidal analog calibrating installation is had at U.S.'s marine atmosphere office data buoy center (NOAA, NDBC), but its complex structure, easily grind parts many, motor load is uneven, and maintenance cost is higher.
The foundation of wave direction calibrating installation principle is: according to Wave Theory, and wave is that the water particle on its surface makes periodic vibration near its equilibrium position, is not having different normal accelerations in the same time by the complicated wave form of multiple single sine wave synthesis.Measure this acceleration, can obtain the perpendicular displacement of wave after quadratic integral, acceleration of gravity formula wave buoy is exactly based on this principle.Therefore, the technical parameter of acceleration of gravity formula wave buoy be detected, just must simulated waves motion.And existing generally acknowledged wave buoy calibrating installation many employings truss-frame structure is (different according to truss-frame structure, be divided into beam type, double-arm, monocyclic and dicyclic), uniform speed rotation carrys out simulated waves sinusoidal motion, but such device exists horizontal acceleration interference.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of wave direction calibrating installation for carrying out the wave buoy of measurement verification to the wave direction of multiple types wave buoy or Gravity accelerometer is provided.
In order to solve the problems of the technologies described above, the present invention is realize by the following technical programs:
A kind of wave direction calibrating installation of wave buoy, comprise wave direction calibration authority, drive unit, control device and terminal control mechanism, wave direction calibration authority is connected by rope with drive unit, on rope, interval arranges tensioning wheels, wave direction calibration authority is communicated with the input end of control device, drive unit and terminal control mechanism are connected to the output terminal of control device, described wave direction calibration authority comprises three-dimensional carrying platform, yawing mechanism, wherein, yawing mechanism comprises main shaft, the first gear, the second gear, slider-crank mechanism, fork; First gear and the second gear are coaxially installed on one end of main shaft, and slider-crank mechanism is installed on the other end of main shaft, and slider-crank mechanism drives fork to drive three-dimensional carrying platform to swing.
Described in the application, wave direction calibration authority also comprises: levelling gear, base, main body frame, balance weight mechanism guide rail, balance weight mechanism, wheels, balanced controls guide rail, balanced controls, wherein, base is arranged on levelling gear, main body frame is arranged on base, main body frame is symmetrical arranged the first tooth bar, the second tooth bar, first gear engages with the first tooth bar, and the second gear engages with the second tooth bar; Balance weight mechanism guide rail and balanced controls guide rail be the symmetrical both sides being fixed on main body frame respectively; Balanced controls are walked around wheels by rope and are connected with three-dimensional carrying platform, and equalization frame can be free to slide on balanced controls guide rail, drive three-dimensional carrying platform to move up and down; Balance weight mechanism is walked around wheels by rope and is connected with three-dimensional carrying platform, and balance weight mechanism can be free to slide on balance weight mechanism guide rail.
Two overrunning clutches installed by main shaft described in the application, and coordinate with the first gear, the second gear respectively and install, the installation direction of two overrunning clutches is identical.
Control device described in the application comprises frequency converter, PLC, absolute value encoder, limit switch, wherein, PLC signal output part is connected with frequency converter signal input part, frequency converter status signal output is connected with PLC, absolute value encoder output signal access PLC input end, the input terminal of the output signal access frequency converter of absolute value encoder, the input terminal of the output terminal access frequency converter of limit switch.
Drive unit described in the application comprises scrambler, linear slide block slide rail, ball screw, reducing motor, gear set and drive unit bearing, wherein, reducing motor outputting power, rotate through gear set drive ball screw, change the linear slide of feed screw nut on linear slide block slide rail on ball screw into, and drag rope drives three-dimensional carrying platform to move up and down, scrambler is installed on ball screw.
Terminal control mechanism described in the application comprises PC hardware and TT&C software.
The swing of the application by regulating slider-crank mechanism to realize three-dimensional carrying platform, three-dimensional carrying platform full swing angle is ± 25 °.
The present invention adopts above technical scheme tool to have the following advantages:
The wave direction calibrating installation of a kind of wave buoy of the present invention, can simulated waves sinuso sine protractor move accurately, the level that avoids accelerates interference, measures the wave direction parameter of calibrating wave buoy more accurately; Wave buoy, after clamped one time completes, need not load and unload the orientation that can complete buoy and go to next check point.
The present invention has filled up the blank of the certificate test method and apparatus device of the domestic wave direction parameter for wave buoy, acceleration of gravity formula sensor.Relative to the vertical lift type sinusoidal analog calibrating installation that U.S. NOAA has, have the following advantages: the present invention is by designing cleverly, creative employing two mono-directional overrun clutch devices achieve three-dimensional carrying platform and realize when being elevated to-and-fro movement swinging, make VTOL (vertical take off and landing) sinusoidal motion closer to true wave motion rule, and structural design is simple, substantially increases maintainability and reliability.
Present invention employs novel dragging and draw VTOL (vertical take off and landing) TT&C system scheme, propose a kind of wave direction calibrating new method and New System of gravity accelerating type sensor buoy of high efficient and flexible.
Accompanying drawing explanation
Fig. 1 is that the wave direction calibrating installation of wave buoy forms schematic diagram;
Fig. 2 is the structural representation of calibration authority and drive unit;
Fig. 3 is sinuso sine protractor waveform schematic diagram;
Fig. 4 is that sinuso sine protractor rising swings schematic diagram;
Fig. 5 is that sinuso sine protractor decline swings schematic diagram;
Fig. 6 is the A direction view of Fig. 4;
In figure: 1-three-dimensional carrying platform, 2-yawing mechanism, 10-wave direction calibration authority, 11-drive unit, 12-control device, 13-terminal control mechanism, 101-levelling gear, 102-base, 103-main body frame, 104-balance weight mechanism guide rail, 105-balance weight mechanism, 106-rope, 107-wheels, 108-balanced controls guide rail, 109-balanced controls, 110-tensioning wheels, 111-scrambler, 112-linear slide block slide rail, 113-ball screw, 114-reducing motor, 115-gear set, 116-drive unit bearing, 117-the first tooth bar, 118-main shaft, 119-the second tooth bar, 120-the first gear, 121-the second gear, 122-overrunning clutch, 123-slider-crank mechanism, 124-fork.
Embodiment
Measuring wave direction is utilize wave height inclined sensor to coordinate the aspect sensor of the side of being located thereon to carry out the measurement of wave direction parameter.When buoy is with corrugated run-off the straight, pendulum keeps " vertical state " around its center of oscillation, and pendulum parallactic angle is different, and balance staff does clockwise or rotates counterclockwise.Just can obtain buoy with corrugated trim and heel two groups of parameters by the corner size and Orientation measuring balance staff, utilize these two groups of parameters just can calculate the position angle of buoy inclination, this position angle also reflects the direction of wave tilt.But by measuring the balance staff anglec of rotation and direction calculating this wave tilt direction out, be measure the direction of baseline relative to the ripple sensor self that inclines.The buoy orientation that this relative direction records via aspect sensor corrects sensor base line, finally obtains the magnetic direction of wave tilt.
As shown in Figure 1, the wave direction calibrating installation of a kind of wave buoy of the present invention comprises wave direction calibration authority 10, drive unit 11, control device 12, terminal control mechanism 13, wave direction calibration authority 10 is connected by rope 106 with drive unit 11, on rope 106, interval arranges tensioning wheels 110, wave direction calibration authority 10 is connected with the input end of control device 12, and drive unit 11 and terminal control mechanism 13 are connected to the output terminal of control device 12.
As shown in Figure 2, drive unit 11 of the present invention comprises scrambler 111, linear slide block slide rail 112, ball screw 113, reducing motor 114, gear set 115 and drive unit bearing 116, wherein, reducing motor 114 outputting power, ball screw 113 is driven to rotate through gear set 115, change the linear slide of feed screw nut on linear slide block slide rail 112 into, drive three-dimensional carrying platform 1 to move up and down by pulling rope 106, scrambler 111 is installed on ball screw 113.Drive unit 11 is seated on drive unit bearing 116.
Control device 12 comprises frequency converter, PLC, absolute value encoder, limit switch, terminal control mechanism 13 comprises PC hardware and TT&C software, terminal control mechanism 13 is connected by communication terminal with PLC, PLC signal output part is connected with frequency converter signal input part, inverter control signal output terminal is connected with reducing motor 114, frequency converter status signal output is connected with PLC, for measuring the pendulum angle of three-dimensional carrying platform 1, absolute value encoder output signal access PLC input end, be installed on ball screw 113 one end, for measuring absolute value encoder output signal access inverter input of reducing motor 114 rotating speed, for realizing output terminal access inverter input of the limit switch of three-dimensional carrying platform 1 VTOL (vertical take off and landing), the rotating of reducing motor 114 is controlled with this.By the transmission of gear set 115, the rotating of ball screw 113 drives the nut to-and-fro movement on linear guides on it, pulls rope 106 to pull three-dimensional carrying platform 1, realizes 0.8m wave height up and down reciprocatingly uniform motion.
As shown in Figure 2, described wave direction calibration authority 10 comprises three-dimensional carrying platform 1, yawing mechanism 2, yawing mechanism 2 comprises the first gear 120, second gear 121, slider-crank mechanism 123, fork 124, main shaft 118, wherein, first gear 120 and the second gear 121 are coaxially installed on one end of main shaft 118, and slider-crank mechanism 123 is installed on the other end of main shaft 118, and yawing mechanism 2 drives fork 124 by slider-crank mechanism 123, drive the swing of three-dimensional carrying platform 1, as shown in Figure 6.
Described wave direction calibration authority 10 also comprises levelling gear 101, base 102, main body frame 103, balance weight mechanism guide rail 104, wheels 107, balanced controls guide rail 108, balanced controls 109, wherein, base 102 is arranged on levelling gear 101, main body frame 103 is arranged on base 102, main body frame 103 is symmetrical arranged the first tooth bar 117, second tooth bar 119, first gear 120 engages with the first tooth bar 117, and the second gear 121 engages with the second tooth bar 119; Balance weight mechanism guide rail 104 and balanced controls guide rail 108 be the symmetrical both sides being fixed on main body frame 103 respectively; Balanced controls 109 are walked around wheels 107 by rope 106 and are connected with three-dimensional carrying platform 1, and equalization frame 109 can be free to slide on balanced controls guide rail 108, drive three-dimensional carrying platform 1 to move up and down.
When assembling three-dimensional carrying platform 1 peaceful swing mechanism 2, should be noted that three-dimensional carrying platform 1 should be in horizontality at up and down reciprocatingly stroke lowest point.
Preferably, in order to alleviate the load of reducing motor 114, described wave direction calibration authority 10 arranges balance weight mechanism 105, and balance weight mechanism 105 is walked around wheels 107 by rope 106 and is connected with three-dimensional carrying platform 1, and balance weight mechanism 105 can be free to slide on balance weight mechanism guide rail 104.Balance weight mechanism 105 need carry out increase and decrease balancing weight according to the weight of the deadweight of three-dimensional carrying platform 1 and tested buoy, roughly equal to ensure both sides weight, reduces the load of reducing motor 114.
For realizing wave buoy or acceleration of gravity formula sensor clamped one time, do not need repeatedly to load and unload the conversion (namely buoy orientation circumference is rotated) that can complete wave direction check point.The present invention program takes three-dimensional carrying platform 1 to be divided into orientation rotation mechanism and buoy combination clamping mechanism composition.Buoy combination clamping mechanism can the wave buoy of chucking diameter 0.4m to 0.9m different size, also can install fixed head additional for clamping, detection acceleration of gravity formula sensor.Visible in detail " a kind of unit clamp detecting wave buoy " patented claim.Orientation rotation mechanism is mounted in the rotatable device on three-dimensional carrying platform 1, and is carved with 360 degree of scales on three-dimensional carrying platform 1.
Preferably, the present invention above-mentioned orientation rotation mechanism minimal adjustment anglec of rotation is 5 °, and can position quickly and easily, is locked.
Preferably, as shown in Figure 6, the first gear 120 and the second gear 121 are arranged on same main shaft 118, and connected by overrunning clutch 122, the installation direction of overrunning clutch 122 is identical; First gear 120 and the first tooth bar 117 engage, and the second gear 121 and the second tooth bar 119 engage, and adopt 2 plate gears to join 2 overrunning clutches 122 and engage realization respectively with 2 toothed rack.Gear and main shaft 118 are together elevated.
Sine wave is as shown in Figure 3 known, the sinusoidal wave analogue means of the VTOL (vertical take off and landing) of this programme, when minimum, peak, three-dimensional carrying platform 1 need be made to be in horizontality; In uphill process, three-dimensional carrying platform 1 before this counter-clockwise swing is maximum to angle during mid point, and then clockwise oscillation is in horizontality to during peak; And in decline process, three-dimensional carrying platform 1 before this clockwise oscillation is maximum to angle during mid point, then backswing is in horizontality again to during minimum point counterclockwise, and be now a lifting and swinging cycle, be period of wave, lifting travel is then wave height.
In order to the more true to nature wave simulating sinusoidal motion rule, this programme adopts a power source to drive three-dimensional carrying platform 1 to do oscilaltion campaign, and the elevating movement that yawing mechanism 2 achieves three-dimensional carrying platform 1 contacts with swing foundation.
As shown in Figure 4, its tooth bar engagement cogging and main body frame 103 is fixed of yawing mechanism 2, utilize and self move up and down, by slider-crank mechanism 123, the circular motion of wobble gear is converted into the oscillating motion of fork 124, make yawing mechanism 2 realize wobbling action, by regulating slide block in slider-crank mechanism 123 to realize the adjustment of pendulum angle from the distance of wobble gear rotation center, the elevating movement so just synchronously achieving three-dimensional carrying platform 1 contacts with swing foundation.
As shown in Figure 4,5, when three-dimensional carrying platform 1 is positioned at highs and lows, yawing mechanism 2 is also just in time in 0 ° of position, and when elevating mechanism completes the motion of one-period, yawing mechanism 2 also synchronously completes yawing (swing) motion of one-period.
As shown in Figure 4, in uphill process, during reference position, fork is 0 °, first gear 120 and the first tooth bar 117 engage, along with main shaft 118 rises, the first gear 120 turns clockwise, and drives crank to rotate clockwise, when main shaft 118 rises 800mm, the first gear 120 rotates half-turn, and fork 124 is horizontal again.In this process, the second gear 121 and the second tooth bar 119 engage, and the second gear 121 rotates counterclockwise, can not driven wheel central axis owing to installing overrunning clutch 122, second gear 121, namely can not rotate by driving crank slide block mechanism 123.
While three-dimensional carrying platform 1 pumps, driven gear moves up and down, and rotates with rack tooth crossed belt moving gear simultaneously; The effect of the overrunning clutch 122 that cause is installed in the same way, three-dimensional carrying platform 1 moves up and down in process, only has a pair wheel and rack meshing to drive main shaft 118 to rotate.
As shown in Figure 5, when declining, the second gear 121 and the second tooth bar 119 engage, and the second gear 121 is rotated clockwise, makes crank continue to rotate clockwise, and when dropping to minimum point, slider-crank mechanism 123 is horizontal, and fork 124 is also horizontal; First gear 120 and the first tooth bar 117 engage in the process, and the first gear 120 rotates counterclockwise, can not driven wheel central axis owing to installing overrunning clutch 122, first gear 120, namely can not rotate by driving crank slide block mechanism 123.During rising, fork 124 is to lower swing 20 °, and during decline, fork 124 upwards swings 20 °, is one-period.
Further, aforementioned body framework 103 of the present invention and upper all parts materials thereof all use the non-magnetic such as aluminium section bar or austenitic stainless steel material, to avoid the interference to Sensors on Data Buoy.
Preferably, the above-mentioned drive unit 11 of the present invention, because of containing magnetic material, away from wave direction more than calibration authority 10m, need transmit power by stainless steel rope.
Preferably, the slider-crank mechanism 123 maximal regulated pendulum angle in the above-mentioned yawing mechanism 2 of the present invention must not be less than ± 25 °, with guarantee technical requirement ± 20 ° of realizations swung.
Above-described embodiment is the principle of illustrative the application and effect thereof only, but not for limiting the application.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by the claim of the application.
Claims (7)
1. the wave direction calibrating installation of a wave buoy, it is characterized in that, comprise wave direction calibration authority (10), drive unit (11), control device (12) and terminal control mechanism (13), wave direction calibration authority (10) is connected by rope (106) with drive unit (11), the upper interval of rope (106) arranges tensioning wheels (110), wave direction calibration authority (10) is communicated with the input end of control device (12), drive unit (11) and terminal control mechanism (13) are connected to the output terminal of control device (12), described wave direction calibration authority (10) comprises three-dimensional carrying platform (1), yawing mechanism (2), wherein, yawing mechanism (2) comprises main shaft (118), first gear (120), second gear (121), slider-crank mechanism (123), fork (124), first gear (120) and the second gear (121) are coaxially installed on one end of main shaft (118), and slider-crank mechanism (123) is installed on the other end of main shaft (118), slider-crank mechanism (123) drives fork (124) to drive three-dimensional carrying platform (1) to swing.
2. the wave direction calibrating installation of a kind of wave buoy according to claim 1, it is characterized in that, wave direction calibration authority (10) also comprises: levelling gear (101), base (102), main body frame (103), balance weight mechanism guide rail (104), balance weight mechanism (105), wheels (107), balanced controls guide rail (108), balanced controls (109), wherein, base (102) is arranged on levelling gear (101), main body frame (103) is arranged on base (102), main body frame (103) is symmetrical arranged the first tooth bar (117), second tooth bar (119), first gear (120) engages with the first tooth bar (117), second gear (121) engages with the second tooth bar (119), balance weight mechanism guide rail (104) and balanced controls guide rail (108) respectively symmetry are fixed on the both sides of main body frame (103), balanced controls (109) are walked around wheels (107) by rope (106) and are connected with three-dimensional carrying platform (1), balanced controls (109) can be free to slide on balanced controls guide rail (108), drive three-dimensional carrying platform (1) to move up and down, balance weight mechanism (105) is walked around wheels (107) by rope (106) and is connected with three-dimensional carrying platform (1), and balance weight mechanism (105) can be free to slide on balance weight mechanism guide rail (104).
3. the wave direction calibrating installation of a kind of wave buoy according to claim 2, it is characterized in that, upper installation two overrunning clutches (122) of described main shaft (118), coordinate with the first gear (120), the second gear (121) respectively and install, the installation direction of two overrunning clutches (122) is identical.
4. the wave direction calibrating installation of a kind of wave buoy according to claim 1, it is characterized in that, described control device (12) comprises frequency converter, PLC, absolute value encoder, limit switch, wherein, PLC signal output part is connected with frequency converter signal input part, frequency converter status signal output is connected with PLC, absolute value encoder output signal access PLC input end, the input terminal of the output signal access frequency converter of absolute value encoder, the input terminal of the output terminal access frequency converter of limit switch.
5. the wave direction calibrating installation of a kind of wave buoy according to claim 1, it is characterized in that, drive unit (11) comprises scrambler (111), linear slide block slide rail (112), ball screw (113), reducing motor (114), gear set (115) and drive unit bearing (116), wherein, reducing motor (114) outputting power, ball screw (113) is driven to rotate through gear set (115), change the linear slide of feed screw nut on linear slide block slide rail (112) on ball screw (113) into, and drag rope (106) drives three-dimensional carrying platform (1) to move up and down, scrambler (111) is installed on ball screw (113).
6. the wave direction calibrating installation of a kind of wave buoy according to claim 1, is characterized in that, described terminal control mechanism (13) comprises PC hardware and TT&C software.
7. the wave direction calibrating installation of a kind of wave buoy according to claim 1, it is characterized in that, by the swing regulating slider-crank mechanism (123) to realize three-dimensional carrying platform (1), three-dimensional carrying platform (1) full swing angle is ± 25 °.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420472750.4U CN204142262U (en) | 2014-08-21 | 2014-08-21 | A kind of wave direction calibrating installation of wave buoy |
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| CN201420472750.4U CN204142262U (en) | 2014-08-21 | 2014-08-21 | A kind of wave direction calibrating installation of wave buoy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236585A (en) * | 2014-08-21 | 2014-12-24 | 中船重工鹏力（南京）大气海洋信息系统有限公司 | Wave direction detection device of wave buoy |
| CN104236585B (en) * | 2014-08-21 | 2016-11-30 | 中船重工鹏力（南京）大气海洋信息系统有限公司 | A kind of wave direction assay device of wave buoy |
| CN110485861A (en) * | 2019-07-19 | 2019-11-22 | 苏州哲思达智能设备科技有限公司 | A kind of sliding door wardrobe facilitating enabling |
-
2014
- 2014-08-21 CN CN201420472750.4U patent/CN204142262U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236585A (en) * | 2014-08-21 | 2014-12-24 | 中船重工鹏力（南京）大气海洋信息系统有限公司 | Wave direction detection device of wave buoy |
| CN104236585B (en) * | 2014-08-21 | 2016-11-30 | 中船重工鹏力（南京）大气海洋信息系统有限公司 | A kind of wave direction assay device of wave buoy |
| CN110485861A (en) * | 2019-07-19 | 2019-11-22 | 苏州哲思达智能设备科技有限公司 | A kind of sliding door wardrobe facilitating enabling |
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