CN117262105A - Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment - Google Patents
Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment Download PDFInfo
- Publication number
- CN117262105A CN117262105A CN202211317235.4A CN202211317235A CN117262105A CN 117262105 A CN117262105 A CN 117262105A CN 202211317235 A CN202211317235 A CN 202211317235A CN 117262105 A CN117262105 A CN 117262105A
- Authority
- CN
- China
- Prior art keywords
- lifting mechanism
- electric cylinder
- degree
- carrying platform
- wave compensation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000009434 installation Methods 0.000 claims description 13
- 230000008602 contraction Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims 10
- 230000005611 electricity Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/28—Barges or lighters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B2017/0072—Seaway compensators
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a three-degree-of-freedom wave compensation carrying platform of offshore wind power equipment, which comprises a mounting base, lifting mechanisms, a jacking bracket and a bearing platform, wherein the mounting base is mounted on a ship deck of a wind power barge, the lifting mechanisms are arranged into three groups, the three groups comprise a lifting mechanism I, a lifting mechanism II and a lifting mechanism III, the lifting mechanism I and the lifting mechanism III are mounted in parallel and are rigidly fixed in limit grooves of the mounting base, the centers of the left side, the right side and the rear end below the front end of the jacking bracket are respectively provided with a rotary hinged support for rotating along the horizontal plane direction relative to the jacking bracket, the initial state of the rotary hinged support is positioned right above the lifting mechanism I, the lifting mechanism II and the hinged support at the three hinged ends of the lifting mechanism II, and the bearing platform is fixed on the jacking bracket.
Description
Technical Field
The invention relates to the field of wave compensation equipment, in particular to a three-degree-of-freedom wave compensation carrying platform of offshore wind power equipment.
Background
When the wind power transportation barge conveys wind power equipment to a wind power plant for passing and installation, the wind power transportation barge has larger heave motion under the action of sea waves, and has large motion amplitude in the heave, roll and pitch directions in six degrees of freedom of space, so that the influence on workers and equipment is the largest. For example, when wind power equipment is hoisted by a wind farm hoisting platform, serious loss caused by collision between a ship deck and the equipment often occurs due to surge motion of a barge; for example, when the clamp is disassembled and assembled before the wind power equipment is hoisted, the fluctuation motion of the barge can bring huge potential safety hazards to construction operators, and sometimes serious construction accidents can be caused even, so that casualties are caused. In addition, due to the change of the fluctuation acceleration of the load, the driving force and the structural strength of each part of the engineering machinery with the same rated load can not meet the requirements, and the safety of wind power equipment is endangered.
The wind power equipment has the characteristics of large mass, large size, irregular shape and the like, the existing wave compensation platform mostly adopts six-cylinder parallel connection or three-bar limit lever design, the mode does not fully consider the specificity of the wind power equipment, the problems of large transverse shaking, poor torsion resistance, high travel cost, difficult cooperative compensation and the like exist, when the wave compensation platform of the existing structure is applied to wave compensation of the wind power equipment, the compensation amplitude is smaller, the cost is not easy to control, the cooperative control is difficult, and the wave compensation platform is not easy to be used for compensation of the wind power equipment.
Disclosure of Invention
The invention aims to: the invention provides a three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment, which aims to solve the defects in the prior art.
The technical scheme is as follows: the three-degree-of-freedom wave compensation carrying platform comprises a mounting base, a lifting mechanism, a jacking bracket and a bearing platform, wherein the mounting base is mounted on a ship deck of a wind power transportation barge, the lifting mechanism is arranged into three groups and comprises a lifting mechanism I, a lifting mechanism II and a lifting mechanism III, the lifting mechanism I and the lifting mechanism III are mounted in parallel and are rigidly fixed in a limiting groove of the mounting base, a rotary hinged support is mounted at the left side, the right side and the rear end center below the front end of the jacking bracket and used for rotating along the horizontal plane direction relative to the jacking bracket, the initial state of the rotary hinged support is positioned right above the lifting mechanism I, the lifting mechanism II and the hinged support at the three-hinged end of the lifting mechanism, and the bearing platform is fixed on the jacking bracket and is used for supporting wind power equipment.
The invention is further improved in that the lifting mechanism is provided with an electric cylinder, the electric cylinder pushes the electric cylinder push rod to move along the axial direction of the electric cylinder push rod, the inner side of the hinged support at the bottom end of the electric cylinder is connected with the hinged support at the end of the base through a hook hinge, the outer side of the hinged support at the bottom end of the electric cylinder is hinged with the tail end of the supporting rod, the front end of the supporting rod is hinged with the center position of the long connecting rod, the tail end of the long connecting rod is connected with the positioning sliding block through the hook hinge, and the positioning sliding block is arranged on the positioning track.
A further development of the invention is that the cylinder end of the electric cylinder is oriented in the direction of the bow and the rail end of the positioning rail is oriented in the direction of the stern.
The invention is further improved in that the cylinder end hinged support of the electric cylinder is positioned on the middle line of the lifting mechanism I and the lifting mechanism III, the rail end of the positioning rail faces the direction of the ship center and is perpendicular to the installation direction of the lifting mechanism I and the lifting mechanism III, and the positioning rail is rigidly fixed in the limiting groove of the installation base.
The invention is further improved in that the end part of the rod of the electric cylinder push rod is connected with the long connecting rod through a hook joint.
The invention is further improved in that the electric cylinder is internally provided with a servo motor.
The invention is further improved in that the length of the positioning track, the expansion and contraction amounts of the electric cylinder and the electric cylinder push rod, and the lengths of the long connecting rod and the supporting rod are adjustable, so as to determine the compensation movement amplitude.
The invention further improves that the distance between the hinge points at the front end and the tail end of the supporting rod is half of the distance between the hinge points at the front end and the tail end of the long connecting rod, the center hinge point of the long connecting rod is positioned at the midpoint of the hinge point at the front end and the tail end of the long connecting rod, and the hinge point at the hinge end of the base is equal to the hook hinge point above the positioning sliding block in height.
The invention is further improved in that the positioning slide block can slide along the installation direction of the positioning rail, and the positioning rail is fixedly installed on the base.
Compared with the prior art, at least the following beneficial effects are realized:
1. time-varying non-linear movements in heave, roll and pitch directions, as well as superimposed movements in these three directions, can be compensated;
2. the compensating motion amplitude is determined by the length of a positioning track, the expansion and contraction amount of an electric cylinder and an electric cylinder push rod, and the lengths of a long connecting rod and a supporting rod, the distance between the tail end hinge point at the front end of the supporting rod is half of the distance between the tail end hinge points at the front end of the long connecting rod, the center hinge point of the long connecting rod is positioned at the midpoint position of the tail end hinge point at the front end of the long connecting rod, and the base hinge point is equal to the Hooke hinge point above a positioning sliding block.
3. Through the cross connection of the long connecting rod and the supporting rod, the triangle formed by the long connecting rod and the electric cylinder base is a right triangle all the time, the direction of the electric cylinder pushing the electric push rod is perpendicular to the direction of the base all the time, the structure is enabled to have larger compensation stroke while the transverse drifting in the compensation process is avoided, and the platform is enabled to have better multi-platform collaborative compensation capability.
Drawings
FIG. 1 is a three-dimensional structure diagram of a three-degree-of-freedom wave compensation carrying platform of offshore wind power equipment;
FIG. 2 is a front elevational view of the structure of the present invention;
fig. 3 is a schematic structural view of the lifting mechanism of the present invention.
Reference numerals: 1-mounting base, 2-elevating system, 3-lifting support, 4-rotation hinged support, 5-load-bearing platform, 6-electric jar, 7-electric jar push rod, 8-base, 9-long connecting rod, 10-bracing piece, 11-location slider, 12-location track.
Detailed Description
Exemplary embodiments of the present invention will now be described in detail. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
Referring to fig. 1-3, the three-degree-of-freedom wave compensation carrying platform for the offshore wind power equipment comprises a mounting base 1, a lifting mechanism 2, a jacking bracket 3 and a carrying platform 5, wherein the mounting base 1 is mounted on a deck of a wind power barge, the lifting mechanism 2 is arranged into three groups and comprises a lifting mechanism I21, a lifting mechanism II 22 and a lifting mechanism III 23, the lifting mechanism I21 and the lifting mechanism III 23 are mounted in parallel and are rigidly fixed in a limit groove of the mounting base 1, a rotary hinged support 4 is mounted at the centers of the left side, the right side and the rear end below the front end of the jacking bracket 3 and used for rotating along the horizontal plane direction relative to the jacking bracket 3, the initial state of the rotary hinged support 4 is positioned right above hinged supports of the lifting mechanism I21, the lifting mechanism II 22 and the lifting mechanism III 23, the carrying platform 5 is fixed on the jacking bracket 3, and the carrying platform 5 is used for carrying the wind power equipment.
The lifting mechanism 2 is provided with an electric cylinder 6, the electric cylinder 6 pushes an electric cylinder push rod 7 to move along the axis direction of the electric cylinder, the inner side of a hinged seat at the bottom end of the electric cylinder 6 is connected with a hinged seat at the cylinder end of the base 8 through a hook hinge, the outer side of the hinged seat at the bottom end of the electric cylinder 6 is hinged with the tail end of a supporting rod 10, the front end of the supporting rod 10 is hinged with the center position of a long connecting rod 9, the tail end of the long connecting rod 9 is connected with a positioning sliding block 11 through a hook hinge, and the positioning sliding block 11 is arranged on a positioning track 12; the cylinder end of the electric cylinder 6 faces the stem direction, and the rail end of the positioning rail 12 faces the stern direction; the cylinder end hinged support of the electric cylinder 6 is positioned on the middle line of the lifting mechanism I21 and the lifting mechanism III 23, the rail end of the positioning rail 12 faces the direction of the ship center and is vertical to the installation direction of the lifting mechanism I21 and the lifting mechanism III 23, and the positioning rail 12 is rigidly fixed in the limit groove of the installation base 1; the end part of the rod of the electric cylinder push rod 7 is connected with a long connecting rod 9 through a hook hinge; the servo motor is arranged in the electric cylinder 6, so that the overload resistance is high; the length of the positioning track 12, the expansion and contraction amounts of the electric cylinder 6 and the electric cylinder push rod 7, and the lengths of the long connecting rod 9 and the supporting rod 10 are adjustable, so as to determine the compensation movement amplitude; the distance between the hinge points at the front end and the tail end of the supporting rod 10 is half of the distance between the hinge points at the front end and the tail end of the long connecting rod 9, the center hinge point of the long connecting rod 9 is positioned at the midpoint of the hinge point at the front end and the tail end of the long connecting rod 9, and the hinge point at the hinge end of the base 8 is equal to the hook hinge point above the positioning sliding block 11 in height; the positioning slide block 11 can slide along the installation direction of the positioning rail 12, and the positioning rail 12 is fixedly installed on the base 8.
In summary, the three-degree-of-freedom wave compensation carrying platform for the offshore wind power equipment provided by the invention restricts the rotation of the electric cylinder and the electric push rod around the lifting mechanism in the normal direction, reduces stress of each hinge point, ensures that the compensation mechanism has no hinge point restriction moment, has good bearing capacity and heavy load stability, can compensate ship-following motion in the heave, roll and pitch directions in the transportation lifting process of the offshore wind power equipment in real time, has large motion compensation amplitude and strong bearing capacity, avoids transverse drifting in the compensation process, simultaneously ensures that the structure has larger compensation stroke, and ensures that the carrying platform has multi-platform collaborative compensation capacity, and is safe and reliable.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (9)
1. The utility model provides a marine wind power equipment three degree of freedom wave compensation delivery platform which characterized in that: including installation base (1), elevating system (2), jacking support (3) and load-bearing platform (5), installation base (1) is installed on the ship deck of wind-powered electricity generation fortune barge, elevating system (2) set up to three group, including elevating system one (21), elevating system two (22) and elevating system three (23), elevating system one (21) and elevating system three (23) parallel side by side install and the rigidity is fixed in the spacing groove of installation base (1), jacking support (3) front end below left and right sides and rear end central authorities are equipped with respectively one rotatory free bearing (4) for relative jacking support (3) are rotatory along the horizontal plane direction, the initial state of rotatory free bearing (4) is located directly over elevating system one (21), elevating system two (22) and elevating system three (23) hinge end free bearing, load-bearing platform (5) are fixed on jacking support (3), load-bearing platform (5) are used for holding in the palm and carry wind-powered electricity generation equipment.
2. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 1, wherein: the lifting mechanism (2) is provided with an electric cylinder (6), the electric cylinder (6) pushes an electric cylinder push rod (7) to move along the axis direction of the electric cylinder push rod, the inner side of a hinged seat at the bottom end of the electric cylinder (6) is connected with a hinged seat at the cylinder end of a base (8) through a hook hinge, the outer side of the hinged seat at the bottom end of the electric cylinder (6) is hinged with the tail end of a supporting rod (10), the front end of the supporting rod (10) is hinged with the central position of a long connecting rod (9), the tail end of the long connecting rod (9) is connected with a positioning sliding block (11) through the hook hinge, and the positioning sliding block (11) is installed on a positioning track (12).
3. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the cylinder end of the electric cylinder (6) faces the stem direction, and the rail end of the positioning rail (12) faces the stern direction.
4. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the electric cylinder (6) is characterized in that a cylinder end hinged support is positioned on a median line of the lifting mechanism I (21) and the lifting mechanism III (23), a rail end of the positioning rail (12) faces to the direction of a ship center and is perpendicular to the installation direction of the lifting mechanism I (21) and the lifting mechanism III (23), and the positioning rail (12) is rigidly fixed in a limiting groove of the installation base (1).
5. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the end part of the rod of the electric cylinder push rod (7) is connected with a long connecting rod (9) through a hook joint.
6. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the electric cylinder (6) is internally provided with a servo motor.
7. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the length of the positioning track (12), the expansion and contraction amount of the electric cylinder (6) and the electric cylinder push rod (7) and the length of the long connecting rod (9) and the supporting rod (10) are adjustable, and are used for determining the compensation movement amplitude.
8. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 2, wherein: the distance between the front end and the tail end of the supporting rod (10) is half of the distance between the front end and the tail end of the long connecting rod (9), the center hinge point of the long connecting rod (9) is positioned at the midpoint of the front end and the tail end hinge point of the long connecting rod (9), and the hinge point of the base (8) is equal to the Hooke hinge point above the positioning sliding block (11).
9. The offshore wind plant three degree of freedom wave compensation carrying platform of claim 8, wherein: the positioning sliding block (11) can slide along the installation direction of the positioning track (12), and the positioning track (12) is fixedly installed on the base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211317235.4A CN117262105A (en) | 2022-10-26 | 2022-10-26 | Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211317235.4A CN117262105A (en) | 2022-10-26 | 2022-10-26 | Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117262105A true CN117262105A (en) | 2023-12-22 |
Family
ID=89220227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211317235.4A Pending CN117262105A (en) | 2022-10-26 | 2022-10-26 | Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117262105A (en) |
-
2022
- 2022-10-26 CN CN202211317235.4A patent/CN117262105A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201980380U (en) | Swinging ascending and sinking simulation test device for ships and warships | |
| CN102705178B (en) | Installation device for offshore wind generating set | |
| CN1019962C (en) | Coupling between two parts which are movable with respect to each other | |
| CN111720485A (en) | Embedded gyroscope type six-degree-of-freedom stable platform | |
| CN117262105A (en) | Three-degree-of-freedom wave compensation carrying platform for offshore wind power equipment | |
| CN111515933B (en) | Floating-base six-degree-of-freedom mechanical arm | |
| CN88102972A (en) | Mooring gear | |
| CN104595125A (en) | Six-dimensional installation device for offshore wind generating set | |
| CN103440794B (en) | Six-freedom-degree series-parallel gravity compensation mechanism | |
| CN115520321B (en) | Three-degree-of-freedom wave compensation platform | |
| CN114852260B (en) | Flexible marine scalable corridor bridge with compensation and jack-up function | |
| CN113682976B (en) | Ship-borne vertical missile loading device utilizing multistage hydraulic cylinders | |
| CN113860146B (en) | Inertial anti-rolling system for lifting hook of offshore crane | |
| CN112591009B (en) | Unmanned ship underwater equipment support system capable of automatically lifting | |
| CN102020208A (en) | Novel arm support system for crawler crane | |
| CN116085209A (en) | Marine wind power installation ship and construction method thereof | |
| CN212332924U (en) | Ship swinging simulation test equipment | |
| CN1654306A (en) | Method for hoisting and loading giant-scale gantry crane by following-carrying method | |
| CN219636761U (en) | Rope traction type wave compensation platform | |
| CN113884323A (en) | Offshore wave compensation crane testing device and testing method | |
| CN112663614B (en) | Pile gripper for marine wind power single-pile foundation construction | |
| CN213083460U (en) | Outboard machine is with adjustable stores pylon mechanism | |
| CN102288541B (en) | Clamping device of cable water damping test system | |
| CN101055013A (en) | Stereo balancer | |
| CN201923798U (en) | Arm support system for novel crawler crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |