CN206648895U - Jack-up unit wind load experimental provision in a kind of actual marine environment - Google Patents
Jack-up unit wind load experimental provision in a kind of actual marine environment Download PDFInfo
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- CN206648895U CN206648895U CN201720336084.5U CN201720336084U CN206648895U CN 206648895 U CN206648895 U CN 206648895U CN 201720336084 U CN201720336084 U CN 201720336084U CN 206648895 U CN206648895 U CN 206648895U
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Abstract
The utility model provides jack-up unit wind load experimental provision in a kind of actual marine environment, including：Direction adjustment device, for adjusting the direction of model, including the motor on model, and the fixed gear of model is laid for activity, the motor engages by rotating gear with the fixed gear；Angular adjustment apparatus, for adjusting the luffing angle of model RELATIVE SEA LEVEL；Height adjuster, for supporting and adjusting the height of model RELATIVE SEA LEVEL, including the vertical lifting mechanism being connected with the angular adjustment apparatus；Control unit, for controlling the action of above-mentioned part and receiving and send corresponding measurement data, include the measuring instrument of the measurement vertical lifting mechanism wind load, and long-range sending module.The utility model can gather the wind load under different Windward angles under different operating modes, realize three degree of freedom pose (operation/drinking water height × Windward angle × angle of inclination) conversion of actual sea conditions drag.
Description
Technical field
Wind load experimental field is the utility model is related to, more particularly to jack-up unit wind in a kind of actual marine environment
Load test stabilization measurement apparatus.
Background technology
At present, in general jack-up unit wind load experimental data measurement apparatus is to be surveyed in wind-tunnel using six component balance,
Amount, six component balance, is fixed on wind-tunnel bottom, then is connected by a vertical rigid connecting rod with platform model.By grinding
Study carefully the affecting laws of the wind force coefficient of model, data supporting can be provided for the optimization design of the jack-up unit of different size,
With important theory significance and engineering application value.
But existing measurement apparatus is when converting platform model pose, it is necessary first to first stops blower fan work, then changes again
Pose supports frock, so not only waste of manpower but also time-consuming；Secondly, when considering towage operating mode, the length of jack-up unit different from ship
It is wide smaller, it is necessary to when measuring different Windward angles platform around difference topple axles heeling moment to determine most dangerous topple
Axle, required connecting tooling enormous amount.In addition, existing measurement experiment is all carried out in the lab, do not exist
Carried out under actual marine environment.
Utility model content
The purpose of this utility model, which is to provide for one kind, to obtain mould using jack-up unit in actual marine environment
The experimental provision of type wind load under different positions and pose.
Especially, the utility model provides jack-up unit wind load experimental provision in a kind of actual marine environment,
Including：
Direction adjustment device, laid for adjusting the direction of model, including the motor on model, and for activity
The fixed gear of model, the motor are engaged by rotating gear with the fixed gear；
Angular adjustment apparatus, for adjusting the luffing angle of model RELATIVE SEA LEVEL；
Height adjuster, filled for supporting and adjusting the height of model RELATIVE SEA LEVEL, including with the angle adjustment
Put the vertical lifting mechanism of connection；
Control unit, for controlling the action of above-mentioned part and receiving and send corresponding measurement data, including measurement institute
State the measuring instrument of vertical lifting mechanism wind load, and long-range sending module.
In an embodiment of the present utility model, the vertical lifting mechanism includes scissor-like jack, and vertical solid
The dynamometer link being scheduled on the scissor-like jack.
In an embodiment of the present utility model, the upper end of the dynamometer link is provided with external screw thread, the dynamometer link
It is connected by screw thread with the angular adjustment apparatus.
In an embodiment of the present utility model, the measuring instrument is six component balance, and the scissor-like jack is consolidated
It is scheduled on the six component balance,.
In an embodiment of the present utility model, the first fixed seat of the angular adjustment apparatus including U-shaped and the
Two fixed seats, and hold-doun nut and the locating wedge for possessing inclined plane；The bottom of first fixed seat is consolidated with the dynamometer link
Fixed, its openend and the fixed gear axis connection, the through hole that second fixed seat is set by bottom are enclosed on dynamometer link
The lower section of first fixed seat, and openend utilizes towards the fixed gear direction, the hold-doun nut and is threaded onto institute
State on the dynamometer link below the second fixed seat, the locating wedge is inserted between second fixed seat and the fixed gear.
In an embodiment of the present utility model, the locating wedge has multiple and possesses different inclined planes respectively.
In an embodiment of the present utility model, in addition to the containment vessel for preventing seawater from entering, it is described vertical
Lowering or hoisting gear and described control unit are arranged in the containment vessel.
In an embodiment of the present utility model, the bottom of the containment vessel is provided with the pedestal for being supported on seabed.
In an embodiment of the present utility model, the angular adjustment apparatus includes the 3rd fixed seat and liquid of U-shaped
Cylinder pressure, the 3rd fixed seat are fixed by bottom and the end of the dynamometer link, pass through openend and the fixed gear
Bottom axis connection, the hydraulic cylinder are fixed with the dynamometer link, the bottom of the hydraulic stem of the hydraulic cylinder and the fixed gear
It is flexibly connected.
In an embodiment of the present utility model, the vertical lifting mechanism includes hydraulic cylinder and hydraulic stem.
The utility model can be become in the case where wind direction is constant by the angle of the rotation implementation model of controlled motor
Change, the height of model can be changed by vertical lift device, to gather the wind load under different operating modes under different Windward angles,
And angular adjustment apparatus can then adjust the pose of model difference luffing angle, so as to realize the three of actual sea conditions drag
Individual free degree pose (operation/drinking water height × Windward angle × angle of inclination) conversion.In addition, present embodiment can also test it
His the floating structures, such as floating power generation fan, semisubmersible platform, floating cylindrical platform.
Brief description of the drawings
Fig. 1 is the structural representation of the experimental provision of one embodiment of the utility model；
Fig. 2 is the structural representation of angular adjustment apparatus shown in Fig. 1；
Fig. 3 is the side view of angular adjustment apparatus shown in Fig. 2.
Embodiment
As shown in Figure 1, 2, 3, jack-up unit wind load in the actual marine environment of one embodiment of the utility model
Experimental provision, include the direction adjustment device 2 in adjustment model 1 direction in general manner, adjust the angle of the luffing angle of model 1
Adjusting apparatus 3, and the height adjuster 4 of the adjustment height of model 1, and the control unit 5 of control said apparatus operation.
Direction adjusting apparatus 2 is used to adjust 1 afloat direction windward of model, including the motor on model 1
21, and can be engaged for the movable fixed gear 23 for laying model 1, motor 21 by rotating gear 22 with fixed gear 23.
Due to the relation that is not relatively fixed between model 1 and fixed gear 23, therefore, when motor 21 drives rotation gear 22 to rotate
When, fixed gear 23, which applies to the reaction force on rotation gear 22, can promote model 1 to be relatively fixed the adjustment direction of gear 23.
Specific motor 21 can be stepper motor.
Luffing angle of the angular adjustment apparatus 3 for adjusting the RELATIVE SEA LEVEL 8 of model 1 can be gear structure or can phase
The mechanical structure of rotation is formed；Such as fix or set semiorbicular internal gear (not show in figure in the bottom of fixed gear 23
Go out), engaged using an adjustment gear vertically with fixed gear 23 with internal gear, the relative adjustment gear of fixed gear 23 is work
Dynamic contact, when adjustment gear rotates, you can promote fixed gear to change luffing angle, so as to adjust the luffing angle of model 1.
Height adjuster 4 for model 1 to be supported out into sea level 8, and can realize mould according to the seabed depth at test
The adjustment of the height of 1 RELATIVE SEA LEVEL of type 8, concrete structure can be the vertical lifting mechanisms being connected with angular adjustment apparatus 3.Specifically
Vertical lifting mechanism can be structure that hydraulic pressure, air pressure etc. can adjust heave amplitude in the height direction.
Control unit 5 is used for the action for controlling said apparatus and receives and send corresponding measurement data, can include surveying
The measuring instrument 51 for the wind load that amount vertical lift device 4 is born, and receive related measurement data and sent to long-range reception system
Long-range sending module.Here long-range reception system can be the PC positioned on the bank, and long-range sending module can use
The parts such as GSM card, wireless network card.
In experiment, model 1 is supported on sea level 8 by height adjuster 4, rotary teeth is driven using motor 21
Wheel 22 changes the relative position relation with fixed gear 23, so as to adjust angle of the model 1 with respect to wind direction, recycles angle adjustment
Device 3 adjusts the luffing angle of model 1 according to requirement of experiment.Above-mentioned adjustment process can be completed by control unit 5.Model 1
The wind-force being subject to is transferred to measuring instrument 51 by vertical lift device 4, and the related data that measuring instrument 51 obtains can transmit to
Long-range sending module, it is resent to the specified reception computer positioned on the bank.
The utility model can be become in the case where wind direction is constant by the angle of the rotation implementation model of controlled motor
Change, the height of model can be changed by vertical lift device, to gather the wind of different Windward angle drags under different operating modes
Load, and angular adjustment apparatus can then adjust the pose of model difference luffing angle, so as to realize mould under actual sea conditions
Three degree of freedom pose (operation/drinking water height × Windward angle × angle of inclination) conversion of type.In addition, present embodiment also can
Test other the floating structures, such as floating power generation fan, semisubmersible platform, floating cylindrical platform.
In an embodiment of the present utility model, specific vertical lift device 4 can include scissor-like jack 41,
With the dynamometer link 42 being vertically fixed on scissor-like jack 41, the top of dynamometer link 42 is connected with angular adjustment apparatus 3.Dynamometer link
42 height can ensure that model 1 is located at sea level more than 8, and scissor-like jack 41 then can be according to actual sea situation to model 1
Height be finely adjusted.Scissor-like jack 41 in present embodiment can provide lifting drive by motor, can also be by personnel
Lift adjustment is directly carried out, dynamometer link 42 can be fixed on scissor-like jack 41 by way of welding.
For convenience of being connected with angular adjustment apparatus 3, the upper end of the dynamometer link 42 can set external screw thread, fill angle adjustment
Putting 3 can be arranged on dynamometer link 42 by helicitic texture.
In an embodiment of the present utility model, specific measuring instrument 51 can use six component balance, and scissors
Jack 41 can be fixed on six component balance, by modes such as bolts.When model 1 is acted on by wind-force, wind-force can then lead to
The indirect transfer of dynamometer link 42 is crossed at six component balance,.
In an embodiment of the present utility model, there is provided a kind of specific angular adjustment apparatus, include the first of U-shaped
The fixed seat 32 of fixed seat 31 and second, and hold-doun nut 33 and the locating wedge 34 for possessing inclined plane.
First fixed seat 31 is used to connect dynamometer link 42 and fixed gear 23, and it passes through bottom and the end of thread of dynamometer link 42
Head thread is fixed or is welded and fixed, and openend is connected with the middle part of fixed gear 23 by axostylus axostyle 35, the fixing tooth after connection
Relative first fixed seat 31 of wheel 23 relatively rotates (luffing angle) around axostylus axostyle 35.The through hole that second fixed seat 32 is set by bottom
It is actively set on dynamometer link 42 and positioned at the lower section of the first fixed seat 31, the openend of the second fixed seat 32 is towards fixed gear 23
Direction.For hold-doun nut 33 using being threaded onto on the dynamometer link 42 of the lower section of the second fixed seat 32, locating wedge 34 is inserted in the second fixation
Between seat 32 and fixed gear 23, the one side of locating wedge 23 is inclined plane, and the one side relative with inclined plane is plane.
During installation, the second fixed seat 32 can mutually be staggered with the first fixed seat 31 by the way of intersecting, and second fixes
Seat 32 withstands on locating wedge 34 lower surface of fixed gear 23, and the inclined plane of locating wedge 34 contacts with fixed gear 23, Ran Houli
The second fixed seat 32 is set tightly to withstand the bottom surface of locating wedge 34 with hold-doun nut 33.The inclined plane of locating wedge 34 determines model
1 luffing angle.
Further, locating wedge 34 can require to set multiple, the inclination of each locating wedge 34 according to different inclined experimentals
The angle of inclination in face is different, such as：5 degree, 10 degree, 15 degree etc..Then carried out by hold-doun nut 33 to unclamp the second fixed seat 32
The replacing of corresponding locating wedge 34, the adjustment of the pose of implementation model 1.
In an embodiment of the present utility model, the containment vessel 6 for preventing seawater from entering, containment vessel can be installed
Including 6 go along with sb. to guard him vertical-adjustment device 4 and control unit 5, avoid being soaked by seawater.Furthermore, it is possible to installation base is built in seabed
Seat 7, to place and fix containment vessel 6.
In an embodiment of the present utility model, there is provided the (not shown) of angular adjustment apparatus 3 of another structure,
The angular adjustment apparatus 3 includes the 3rd fixed seat and hydraulic cylinder of U-shaped, and the 3rd fixed seat passes through bottom and the end of dynamometer link 42
Fixed, by openend and the bottom axis connection of fixed gear 23, the cylinder body of hydraulic cylinder can be fixed on dynamometer link 42, also may be used
To be fixed on containment vessel 6, the hydraulic stem of hydraulic cylinder is flexibly connected with the bottom of fixed gear 23.
In present embodiment, after the fixed seat axis connection of fixed gear 23 and the 3rd, it can be connected with respect to the 3rd fixed seat with axle
Contact rotate up and down, and the tie point of hydraulic stem is located at the front or behind of the 3rd fixed seat tie point, when hydraulic stem is stretched
During contracting, you can promote fixed gear 23 to be rotated relative to the tie point of the 3rd fixed seat, so that being placed on fixed gear 23
On model 1 realize luffing angle adjust.
In an embodiment of the present utility model, the vertical lift device 4, which can also be, directly utilizes hydraulic lifting
Hydraulic cylinder and telescopic hydraulic stem (not shown), hydraulic cylinder can be fixed on six component balance, hydraulic stem is by liquid
It is connected after being stretched out in cylinder pressure with angular adjustment apparatus 3.Hydraulic cylinder passes through the variable quantity of hydraulic oil under the control of control unit 5
To adjust the adjustable height of hydraulic stem, and the wind load that model 1 is subject to is delivered to six component balance,.
In an embodiment of the present utility model, the control unit 5 can send pulse signal to motor to realize
The conversion of the Windward angle of model 1.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (10)
- A kind of 1. jack-up unit wind load experimental provision in actual marine environment, it is characterised in that including：Direction adjustment device, model is laid for adjusting the direction of model, including the motor on model, and for activity Fixed gear, the motor engages by rotating gear with the fixed gear；Angular adjustment apparatus, for adjusting the luffing angle of model RELATIVE SEA LEVEL；Height adjuster, connect for supporting and adjusting the height of model RELATIVE SEA LEVEL, including with the angular adjustment apparatus The vertical lifting mechanism connect；Control unit, for controlling the action of above-mentioned part and receiving and send corresponding measurement data, including measurement is described vertical Go straight up to the measuring instrument of descending mechanism wind load, and long-range sending module.
- 2. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 1 In,The vertical lifting mechanism includes scissor-like jack, and the dynamometer link being vertically fixed on the scissor-like jack.
- 3. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 2 In,The upper end of the dynamometer link is provided with external screw thread, and the dynamometer link is connected by screw thread with the angular adjustment apparatus.
- 4. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 2 In,The measuring instrument is six component balance, and the scissor-like jack is fixed on the six component balance,.
- 5. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 2 In,The angular adjustment apparatus includes the first fixed seat and the second fixed seat of U-shaped, and hold-doun nut and possesses inclined plane Locating wedge；The bottom of first fixed seat is fixed with the dynamometer link, its openend and the fixed gear axis connection, institute State the lower section that the through hole that the second fixed seat is set by bottom is enclosed on first fixed seat of dynamometer link, and openend is towards institute Fixed gear direction is stated, the hold-doun nut is utilized and is threaded onto on the dynamometer link below second fixed seat, the positioning Wedge is inserted between second fixed seat and the fixed gear.
- 6. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 5 In,The locating wedge has multiple and possesses different inclined planes respectively.
- 7. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 1 In,Also include being used for the containment vessel for preventing that seawater from entering, the vertical lift device and described control unit are arranged on the guarantor In protective case.
- 8. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 7 In,The bottom of the containment vessel is provided with the pedestal for being supported on seabed.
- 9. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 2 In,The angular adjustment apparatus includes the 3rd fixed seat and hydraulic cylinder of U-shaped, the 3rd fixed seat by bottom with it is described The end of dynamometer link is fixed, by openend and the bottom axis connection of the fixed gear, the hydraulic cylinder and the dynamometer link Fixed, the hydraulic stem of the hydraulic cylinder is flexibly connected with the bottom of the fixed gear.
- 10. jack-up unit wind load experimental provision, its feature exist in actual marine environment according to claim 9 In,The vertical lifting mechanism includes hydraulic cylinder and hydraulic stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720336084.5U CN206648895U (en) | 2017-04-01 | 2017-04-01 | Jack-up unit wind load experimental provision in a kind of actual marine environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720336084.5U CN206648895U (en) | 2017-04-01 | 2017-04-01 | Jack-up unit wind load experimental provision in a kind of actual marine environment |
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| Publication Number | Publication Date |
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| CN206648895U true CN206648895U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720336084.5U Expired - Fee Related CN206648895U (en) | 2017-04-01 | 2017-04-01 | Jack-up unit wind load experimental provision in a kind of actual marine environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296809A (en) * | 2019-07-26 | 2019-10-01 | 中国海洋石油集团有限公司 | A kind of automatic control conversion equipment of difference wind angle and the combination of the wind angle of attack |
-
2017
- 2017-04-01 CN CN201720336084.5U patent/CN206648895U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296809A (en) * | 2019-07-26 | 2019-10-01 | 中国海洋石油集团有限公司 | A kind of automatic control conversion equipment of difference wind angle and the combination of the wind angle of attack |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20180401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |