CN114148617B - Marine fan blade transportation fixing device - Google Patents
Marine fan blade transportation fixing device Download PDFInfo
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- CN114148617B CN114148617B CN202111407929.2A CN202111407929A CN114148617B CN 114148617 B CN114148617 B CN 114148617B CN 202111407929 A CN202111407929 A CN 202111407929A CN 114148617 B CN114148617 B CN 114148617B
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- outer ring
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- 238000013016 damping Methods 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 238000007667 floating Methods 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 18
- 238000000429 assembly Methods 0.000 claims description 18
- 230000003139 buffering effect Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application provides a marine fan blade transportation fixing device; comprises a front fixing seat, a rear fixing seat and a connecting bracket; the front fixing seat comprises a front outer ring fixing frame and a front inner ring fixing frame; the rear fixing seats comprise a rear outer ring fixing frame and a rear inner ring fixing frame; the front outer ring fixing frame and the front inner ring fixing frame are connected through a front compensation oil cylinder; the rear outer ring fixing frame and the rear inner ring fixing frame are connected through a rear compensation oil cylinder; two groups of front blade fixing components are slidably arranged in the front inner ring fixing frame and are respectively connected with the front inner ring fixing frame through a front damping device; two groups of rear blade fixing components are slidably arranged in the rear inner ring fixing frame and are respectively connected with the rear inner ring fixing frame through rear damping devices; the application can adapt to the fixation of blades with different specifications, has high universality, provides buffering by the compensation oil cylinder and the damping device, and has high safety.
Description
Technical Field
The application relates to the technical field of fan blade transportation, in particular to a marine fan blade transportation fixing device.
Background
In recent years, development and utilization of offshore wind energy are getting more and more attention, and the offshore wind energy has become one of the most commercial popularization prospect projects in the energy field, and is rapidly developed at home and abroad at present. However, because the offshore wind turbine blade is large in size and difficult to fix, the prior art is often transported only by binding the offshore wind turbine blade on devices such as a support frame, and the like, rolling, vibration and the like are easily caused by the influence of sea waves in the transportation process, and the blade is not buffered, so that the blade is dropped and damaged, the blade is damaged, and even accidents occur in the transportation process; in addition, the current fan blade fixing device is designed aiming at the blades of a certain model, does not have universality completely, and meanwhile, the installation space is not considered in the current structural design, so that the problem of waste of transportation space is caused.
Disclosure of Invention
Aiming at the defects, the application aims to provide a marine fan blade transportation fixing device which solves the problems that blades with different specifications and sizes cannot be adjusted, universality is not achieved, the fixing effect on the blades is poor, and buffering safety is poor in the prior art.
To achieve the purpose, the application adopts the following technical scheme:
a marine fan blade transportation fixing device comprises a front fixing seat, a rear fixing seat and a connecting bracket;
the connecting bracket is arranged between the front fixing seat and the rear fixing seat;
the front fixing seat comprises a front outer ring fixing frame and a front inner ring fixing frame; the rear fixing seats comprise a rear outer ring fixing frame and a rear inner ring fixing frame;
the front outer ring fixing frame, the front inner ring fixing frame, the rear outer ring fixing frame and the rear inner ring fixing frame are all of annular structures;
the front inner ring fixing frame is arranged in the front outer ring fixing frame, and the front outer ring fixing frame and the front inner ring fixing frame are connected through a front compensation oil cylinder;
the rear inner ring fixing frame is arranged in the rear outer ring fixing frame, and the rear outer ring fixing frame and the rear inner ring fixing frame are connected through a rear compensation oil cylinder;
two groups of front blade fixing components are slidably arranged in the front inner ring fixing frame and are respectively connected with the front inner ring fixing frame through a front damping device;
the inside slidable of back inner circle mount is provided with two sets of back blade fixed subassembly, two sets of back blade fixed subassembly respectively through back damping device with back inner circle mount is connected.
Preferably, at least two front compensation cylinders are arranged, cylinder barrels of the two front compensation cylinders are respectively connected with two inner sides of the front outer ring fixing frame through universal joints, and piston rods of the two front compensation cylinders are connected with two outer sides of the front inner ring fixing frame through universal joints;
the rear compensation cylinder is at least provided with two cylinders, the cylinders of the two rear compensation cylinders are respectively connected with the two inner sides of the rear outer ring fixing frame through universal joints, and the piston rods of the two rear compensation cylinders are connected with the two outer sides of the rear inner ring fixing frame through universal joints.
Preferably, a front sliding guide rail is arranged on the inner bottom surface of the front inner ring fixing frame, two front blade fixing assemblies are respectively arranged at two ends of the front sliding guide rail, and the front blade fixing assemblies are both in sliding connection with the front sliding guide rail;
the inner bottom surface of the rear inner ring fixing frame is provided with a rear sliding guide rail, two rear blade fixing assemblies are respectively arranged at two ends of the rear sliding guide rail, and the rear blade fixing assemblies are in sliding connection with the rear sliding guide rail.
Preferably, the front blade fixing assembly comprises a front movable seat, a front connecting frame and a front blade supporting plate;
the front movable seat is slidably arranged on the front inner ring fixing frame, and the front blade supporting plate is detachably connected with the front movable seat through the front connecting frame;
the front blade support plate is in a circular arc shape, a blade connecting plate is arranged on one side of the front blade support plate, and a connecting hole is formed in the blade connecting plate and used for being fixedly connected with a fan blade through bolts.
Preferably, the rear blade fixing assembly comprises a rear movable seat, a rear connecting frame and a rear blade supporting plate;
the rear movable seat is slidably arranged on the rear inner ring fixing frame, and the rear blade supporting plate is detachably connected with the rear movable seat through the rear connecting frame;
the rear blade supporting plate is provided with a buffer pad.
Preferably, a propping assembly is further arranged above the rear blade fixing assembly; the jacking component comprises a support column, a clamp base and a conformal compression unit;
the clamp base is fixed on the rear inner ring fixing frame through a plurality of support columns; and the clamp base is rotatably connected with the support column.
The clamp base is internally provided with a plurality of conformal compression units in an arrangement mode.
Preferably, the conformal compression unit comprises a unit base, a compression floating plate and a telescopic piston rod;
the unit base is fixedly arranged on the clamp base;
the unit base is provided with a telescopic groove, and the telescopic piston rod is slidably arranged in the telescopic groove;
the compression floating plate is arranged on the telescopic piston rod; and the compression floating plate is hinged with the telescopic piston rod.
Preferably, the top surfaces of the front outer ring fixing frame and the rear outer ring fixing frame are provided with buckling guide rails, the bottom surfaces of the front outer ring fixing frame and the rear outer ring fixing frame are provided with buckling grooves, and the buckling guide rails and the buckling grooves are aligned in the vertical direction.
Preferably, the connecting bracket comprises two groups of side cover plate brackets and two groups of side telescopic rods;
the two groups of side cover plate brackets are respectively connected with the front outer ring fixing frame and the rear outer ring fixing frame;
two ends of the side telescopic rod are respectively connected with two groups of side cover plate brackets; the two groups of side telescopic rods are respectively arranged at the upper end and the lower end of the side cover plate bracket;
the side telescopic rod is of a sleeve structure, and a telescopic hydraulic cylinder is arranged inside the side telescopic rod and used for driving the side telescopic rod to extend or shorten, so that two groups of side cover plate supports are driven to be far away from or close to each other, and the front fixing seat and the rear fixing seat are further away from or close to each other.
One of the above technical solutions has the following advantages or beneficial effects:
1. the two groups of front blade fixing frames slide on the front inner ring fixing frame and the two groups of rear blade fixing frames slide on the rear inner ring fixing frame, so that the heads and the tails of blades with different specifications and sizes can be fixed, the adjustability is realized, the universality is high, and the use is wider and more practical;
2. the front damping device and the rear damping device are respectively arranged on the front blade fixing assembly or the rear blade fixing assembly, can be used for compensating the movement of the front blade fixing assembly or the rear blade fixing assembly, and can compensate the shaking movement of the blades and provide buffering effect when the ship shakes due to wind waves and the like, so that the safety of the blades is effectively protected;
3. the front compensation cylinder and the rear compensation cylinder are used for respectively providing motion compensation and buffering force for the front inner ring fixing frame and the rear inner ring fixing frame, so that the motion amplitude of the front inner ring fixing frame and the rear inner ring fixing frame is reduced, the damage to the blades caused by ship shaking is reduced, and the fan blades are effectively protected in transportation.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic perspective view of a front holder according to an embodiment of the present application;
FIG. 3 is a front view of a front anchor block according to one embodiment of the present application;
FIG. 4 is a schematic perspective view of a rear holder according to an embodiment of the present application;
FIG. 5 is a front view of a rear anchor block according to one embodiment of the present application;
fig. 6 is a schematic perspective view of a conformal compression unit according to an embodiment of the present application.
Wherein: the front fixing seat 1, the buckle guide 101, the buckle slot 102, the front outer ring fixing frame 11, the front inner ring fixing frame 12, the front compensation cylinder 13, the front blade fixing assembly 14, the front moving seat 141, the front connecting frame 142, the front blade supporting plate 143, the blade connecting plate 144, the connecting hole 145, the front damping device 15, the front sliding guide 16, the rear fixing seat 2, the rear outer ring fixing frame 21, the rear inner ring fixing frame 22, the rear compensation cylinder 23, the rear blade fixing assembly 24, the rear moving seat 241, the rear connecting frame 242, the rear blade supporting plate 243, the cushion pad 244, the rear damping device 25, the rear sliding guide 26, the propping assembly 27, the supporting column 271, the clamp base 272, the follow-up pressing unit 273, the unit base 2a, the pressing floating plate 2b, the telescopic piston rod 2c, the connecting bracket 3, the side cover plate bracket 31, and the two sets of side telescopic rods 32.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the application. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.
In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
An offshore wind turbine blade transportation and fixing device according to an embodiment of the present application is described below with reference to fig. 1 to 6, and includes a front fixing base 1, a rear fixing base 2, and a connection bracket 3;
the connecting bracket 3 is arranged between the front fixing seat 1 and the rear fixing seat 2;
the front fixing seat 1 comprises a front outer ring fixing frame 11 and a front inner ring fixing frame 12; the rear fixing seats 2 comprise a rear outer ring fixing frame 21 and a rear inner ring fixing frame 22;
the front outer ring fixing frame 11, the front inner ring fixing frame 12, the rear outer ring fixing frame 21 and the rear inner ring fixing frame 22 are all of annular structures;
the front inner ring fixing frame 12 is arranged in the front outer ring fixing frame 11, and the front outer ring fixing frame 11 and the front inner ring fixing frame 12 are connected through a front compensation cylinder 13;
the rear inner ring fixing frame 22 is arranged in the rear outer ring fixing frame 21, and the rear outer ring fixing frame 21 and the rear inner ring fixing frame 22 are connected through a rear compensation cylinder 23;
two groups of front blade fixing components 14 are slidably arranged in the front inner ring fixing frame 12, and the two groups of front blade fixing components 14 are respectively connected with the front inner ring fixing frame 12 through front damping devices 15;
two sets of rear blade fixing components 24 are slidably arranged in the rear inner ring fixing frame 22, and the two sets of rear blade fixing components 24 are respectively connected with the rear inner ring fixing frame 22 through rear damping devices 25.
Specifically, lifting lugs are respectively arranged on two sides of the top surfaces of the front outer ring fixing frame 11 and the rear outer ring fixing frame 21. The fan blade is installed by lifting the fan blade through a main crane of a ship or a platform, then placing the blade in the front fixing seat 1 and the rear fixing seat 2, connecting the head of the blade with a front blade fixing assembly 14 in a front inner ring fixing frame 12, and clamping and fixing the head of the blade by moving two groups of front blade fixing assemblies 14 to be close to each other, and additionally adding fasteners such as bolts to improve the stability of connection and fixation and realize the fixation of the head of the blade;
similarly, the tail part of the blade is connected with the rear blade fixing assembly 24 of the rear inner ring fixing frame 22, and the two groups of rear blade fixing assemblies 24 are moved to be close to each other, so that the tail part of the blade is clamped and fixed, and fasteners such as bolts can be additionally added to improve the stability of connection and fixation, so that the tail part of the blade is fixed;
in addition, it should be noted that, while the two sets of front blade fixing assemblies 14 can slide on the front inner ring fixing frame 12, the two sets of front blade fixing assemblies 14 are connected with the front inner ring fixing frame 12 through the front damping device 15, and the front damping device 15 can provide buffering force for the shake of the head of the blade when the ship shakes; similarly, the two groups of rear blade fixing assemblies 24 can slide along the rear inner ring fixing frame 22, the two groups of rear blade fixing assemblies 24 are connected with the rear inner ring fixing frame 22 through the rear damping device 25, and the rear damping device 25 can provide buffering force for the shaking of the tail parts of the blades when the ship shakes; specifically, the front damping device 15 and the rear damping device 25 are both composed of a damper and a pushing block, the damper can be in the form of a liquid damper, a gas damper or an electromagnetic damper, and the like, one end of the damper is fixed on a corresponding outer ring fixing frame, the other end of the damper is connected with the pushing block, and the pushing block is arranged on the front blade fixing assembly 14 or the rear blade fixing assembly 24 and can be used for compensating the movement of the front blade fixing assembly 14 or the rear blade fixing assembly 24;
in addition, the head and the tail of the blade are respectively arranged on the front inner ring fixing frame 12 and the rear inner ring fixing frame 22, and it is worth to say that the front inner ring fixing frame 12, the front outer ring fixing frame 11, the rear inner ring fixing frame 22 and the rear outer ring fixing frame 21 are all of an upper-lower split structure, the upper-lower split structure can be assembled and disassembled, the upper-lower split structure can be disassembled before the fan blade is put in, and the head and the tail of the blade are respectively arranged on the front inner ring fixing frame 12 and the rear inner ring fixing frame 22 and then the upper body structure is arranged on the lower body structure, so that the blade can be conveniently put in, and the operation is more convenient;
the front inner ring fixing frame 12 is connected with the front outer ring fixing frame 11 through the front compensation oil cylinder 13, the rear inner ring fixing frame 22 is connected with the rear outer ring fixing frame 21 through the rear compensation oil cylinder 23, the front compensation oil cylinder 13 and the rear compensation oil cylinder 23 both adopt a passive compensation mode, when a ship shakes, the front inner ring fixing frame 12 and the rear inner ring fixing frame 22 shake, at the moment, the front compensation oil cylinder 13 and the rear compensation oil cylinder 23 respectively provide motion compensation, and buffer force is provided for the front inner ring fixing frame 12 and the rear inner ring fixing frame 22, so that the motion amplitude of the front inner ring fixing frame 12 and the rear inner ring fixing frame 22 is reduced, damage caused by ship shaking indirectly to blades is reduced, and fan blades are effectively protected in transportation.
In this optional embodiment, at least two front compensation cylinders 13 are provided, cylinders of the two front compensation cylinders 13 are respectively connected with two inner sides of the front outer ring fixing frame 11 through universal joints, and piston rods of the two front compensation cylinders 13 are connected with two outer sides of the front inner ring fixing frame 12 through universal joints;
the rear compensation cylinders 23 are at least two, cylinder barrels of the two rear compensation cylinders 23 are respectively connected with two inner sides of the rear outer ring fixing frame 21 through universal joints, and piston rods of the two rear compensation cylinders 23 are connected with two outer sides of the rear inner ring fixing frame 22 through universal joints.
Specifically, in this embodiment, the cylinder barrel of the front compensation cylinder 13 is connected with the front outer ring fixing frame 11 through a universal joint, the piston rod of the front compensation cylinder 13 is connected with the universal joint of the front inner ring fixing frame 12, and similarly, the cylinder barrel of the rear compensation cylinder 23 is connected with the rear outer ring fixing frame 21 through a universal joint, and the piston rod of the rear compensation cylinder 23 is connected with the universal joint of the rear inner ring fixing frame 22;
the front inner ring fixing frame 12 and the rear inner ring fixing frame 22 can be kept in a vertical state all the time during shaking by connecting the universal joints, so that shaking of the blades in all directions is further reduced, and the stability of the blades is better kept;
in addition, the front compensation cylinders 13 on two sides adopt the same hydraulic control loop, the rear compensation cylinders 23 on two sides adopt the same hydraulic control loop, so that the motion synchronism can be ensured, the stability of the blade can be further maintained, and the blade can be protected.
In this alternative embodiment, a front sliding rail 16 is disposed on the inner bottom surface of the front inner ring fixing frame 12, two front blade fixing assemblies 14 are respectively disposed at two ends of the front sliding rail 16, and the front blade fixing assemblies 14 are both slidably connected with the front sliding rail 16;
the inner bottom surface of the rear inner ring fixing frame 22 is provided with a rear sliding guide rail 26, two rear blade fixing assemblies 24 are respectively arranged at two ends of the rear sliding guide rail 26, and the rear blade fixing assemblies 24 are both in sliding connection with the rear sliding guide rail 26.
Specifically, the front blade fixing assembly 14 is sleeved on the front sliding guide rail 16, the front sliding guide rail 16 is utilized to guide and limit the front blade fixing assembly 14, the movement direction of the front blade fixing assembly 14 is guaranteed not to deviate, meanwhile, the front blade fixing assembly 14 is limited to be fixed in a limiting mode, the front blade fixing assembly 14 only moves along the front sliding guide rail 16, the rear blade fixing assembly 24 is sleeved on the rear sliding guide rail 26, the rear sliding guide rail 26 is utilized to guide and limit the rear blade fixing assembly 24, the movement direction of the rear blade fixing assembly 24 is guaranteed not to deviate, meanwhile, the rear blade fixing assembly 24 is limited to be fixed in a limiting mode, the rear blade fixing assembly 24 is limited to move only along the rear sliding guide rail 26, and the smoothness and the stability of movement of the front blade fixing assembly 14 and the rear blade fixing assembly 24 are improved.
In this alternative embodiment, the front blade holding assembly 14 includes a front moving mount 141, a front link 142, and a front blade pallet 143 as illustrated in FIG. 2;
the front moving seat 141 is slidably disposed on the front inner ring fixing frame 12, and the front blade supporting plate 143 is detachably connected with the front moving seat 141 through the front connecting frame 142;
the front blade supporting plate 143 is in a 1/4 circular arc shape, a blade connecting plate 144 is arranged on one side of the front blade supporting plate 143, and the blade connecting plate 144 is provided with a connecting hole 145 for being fixedly connected with a fan blade through bolts.
Specifically, the head of blade is cylindric generally, and preceding blade layer board 143 is 1/4 circular-arc, and the face of cylinder of blade head is laminated mutually for the blade head is fixed on preceding blade layer board 143 more stably, and preceding blade layer board 143 still is provided with blade connecting plate 144 in addition, is provided with the connecting hole 145 that corresponds specification and dimension on the blade connecting plate 144, when fixed fan blade, passes connecting hole 145 through fastener such as bolt, is connected with the head of fan blade, thereby further reaches the effect of fixed fan blade, improves the fixed stability of installation of blade.
In addition, the front blade supporting plate 143 is installed on the front connecting frame 142, the front connecting frame 142 is detachably connected with the front moving seat 141, when the specification of the transport blade is changed, the front blade supporting plate 143 can be changed, the front blade supporting plate 143 with the corresponding specification is adopted to install and fix the blade, the blades with different sizes are installed and fixed by adopting the kilowatt supporting plates with the corresponding sizes, and the blade installation with different specifications and sizes is always attached and stable.
In this alternative embodiment, as shown in FIG. 4, the trailing blade holding assembly 24 includes a trailing moving mount 241, a trailing attachment bracket 242, and a trailing blade carrier 243;
the rear moving seat 241 is slidably disposed on the rear inner ring fixing frame 22, and the rear blade supporting plate 243 is detachably connected with the rear moving seat 241 through the rear connecting frame 242; the rear blade support plate 243 is provided with a cushion pad 244.
Specifically, the rear blade fixing assembly 24 is similar to the front blade fixing assembly 14 in structure, the rear blade supporting plate 243 is in a 1/4 arc shape and is attached to the cylindrical surface of the blade tail, so that the blade tail is fixed on the rear blade supporting plate 243 more stably, the rear blade supporting plate 243 is mounted on the rear connecting frame 242, the rear connecting frame 242 is detachably connected with the rear movable seat 241, when the specification of the transportation blade is replaced, the rear blade supporting plate 243 can be replaced, the rear blade supporting plate 243 with corresponding specification is used for mounting and fixing the blade, the blades with different sizes are mounted and fixed by adopting the kilo-blade supporting plates with corresponding dimensions, and the blade mounting with different specification sizes is guaranteed to be always attached and stable;
the rear blade support plate 243 is provided with a buffer pad 244, so that the tail of the fan blade is prevented from being worn due to direct contact with the rear blade support plate 243, and the tail of the blade can be protected.
In this alternative embodiment, a propping assembly 27 is further disposed above the rear blade fixing assembly 24; the propping assembly 27 comprises a supporting column 271, a clamp base 272 and a conformal compressing unit 273;
the clamp base 272 is fixed to the rear inner ring fixing frame 22 through a plurality of support columns 271; and the clamp base 272 is rotatably connected with the support column 271.
The clamp base 272 is internally provided with a plurality of the conformal compressing units 273 in an aligned manner.
When the blade is installed, not only can the lower end of the tail part of the blade be clamped and fixed by utilizing the rear blade fixing assembly 24, but also the upper end of the tail part of the blade can be clamped and fixed by utilizing the propping assembly 27, so that the stability of the tail part is ensured, and specifically, one end of the supporting column 271 is fixed on the side surface of the rear inner ring fixing frame 22, and the other end of the supporting column is hinged with the bottom surface of the clamp base 272, so that the clamp base 272 has a certain degree of rotation freedom, can adapt to the blades with different sizes, ensures the stability of clamping the blades, and in addition, the random compression units are arranged on the front surface of the clamp base 272, and directly contact the blades to realize propping and supporting of the blades, so that the shaking of the blades is avoided, and the blades are effectively protected.
In this alternative embodiment, as shown in fig. 6, the conformal compressing unit 273 includes a unit base 2a, a compressing floating plate 2b, and a telescopic piston rod 2c;
the unit base 2a is fixedly provided to the jig base 272;
the unit base 2a is provided with a telescopic groove, and the telescopic piston rod 2c is slidably arranged in the telescopic groove;
the compression floating plate 2b is arranged on the telescopic piston rod 2c; and the compressing floating plate 2b is hinged with the telescopic piston rod 2 c.
It should be noted that, the tail of the fan blade is not a flat plane, and the thickness of the tail of the fan blade is different at different positions, so that the included angles between the upper part of the tail of the fan blade and the contact surface of the middle part of the fan blade and the compression floating plate 2b are different, the compression unit 273 can slide and stretch along the expansion groove of the unit base 2a during operation, when the fan blade with different sizes is fixed or the fan blade is propped against different positions, the extending length of the compression floating plate 2b needs to be changed, at the moment, the extending length of the compression floating plate 2c can be changed, so that the compression floating plate 2b can correspondingly extend and retract, thereby adapting to the effects of supporting against of the fan blade with different sizes or different propping positions, and when the ship shakes, the compression floating plate 2c can provide a certain damping and buffering effect, thereby reducing offset and damage caused by shaking;
in addition, because the included angles between the upper part of the tail part and the lower part of the middle part of the fan blade and the contact surface of the compression floating plate 2b are different, the compression floating plate 2b and the telescopic piston rod 2c of the random compression unit in the embodiment are hinged, so that the compression floating plate 2b can freely rotate and move and can adapt to different propping angles, the compression floating plate 2b is more attached to the blade, the effect of propping the blade by the random compression unit 273 is improved, and the stability and firmness of fixing the blade are improved.
In this alternative embodiment, the top surfaces of the front outer ring fixing frame 11 and the rear outer ring fixing frame 21 are provided with a fastening guide rail 101, the bottom surfaces of the front outer ring fixing frame 11 and the rear outer ring fixing frame 21 are provided with a fastening groove 102, and the fastening guide rail 101 and the fastening groove 102 are aligned in the vertical direction.
The prior structural design does not consider the installation space, and the general offshore wind turbine blade transportation fixing device has a one-layer structure, but is not reinforced when stacked, so that sliding is more easily caused when stacked, and the transportation space is wasted;
in this embodiment, the top surfaces of front outer ring fixing frame 11 and back outer ring fixing frame 21 are provided with buckle guide rail 101, the bottom surfaces of front outer ring fixing frame 11 and back outer ring fixing frame 21 are provided with buckle groove 102, can stack two-layer or more marine fan blade transportation fixing device, overlap the buckle groove 102 of upper strata outside buckle guide rail 101 of lower floor, carry out fixed connection to marine fan blade transportation fixing device of upper and lower two-layer through buckle cooperation of buckle groove 102 and buckle guide rail 101 to make marine fan blade transportation fixing device can stack and stable in structure is firm, effectively utilize the space, practice thrift the space of boats and ships or deck.
In this alternative embodiment, the connecting bracket 3 includes two sets of side cover brackets 31 and two sets of side telescopic rods 32;
the two groups of side cover plate brackets 31 are respectively connected with the front outer ring fixing frame 11 and the rear outer ring fixing frame 21;
two ends of the side telescopic rod 32 are respectively connected with two groups of side cover plate brackets 31; the two groups of the side telescopic rods 32 are respectively arranged at the upper end and the lower end of the side cover plate bracket 31;
the side telescopic rod 32 is of a sleeve structure, and a telescopic hydraulic cylinder is arranged inside the side telescopic rod 32 and used for driving the side telescopic rod 32 to extend or shorten, so that the two groups of side cover plate brackets 31 are driven to be far away from or close to each other, and the front fixing seat 1 and the rear fixing seat 2 are further away from or close to each other.
Specifically, the side cover plate support 31 is of a "K" type structure, the structural strength is high, two sets of side cover plate supports 31 are oppositely arranged, the upper end and the lower end are outwards provided with vertexes, the side telescopic rods 32 are connected between the vertexes of the "K" type structure of the two sets of side cover plate supports 31, the two sets of side cover plate supports 31 are connected through the upper end and the lower end of the two sets of side telescopic rods 32, stability of the structure is guaranteed, the side telescopic rods 32 are of sleeve structures, telescopic hydraulic cylinders are arranged in the side telescopic rods 32, blades with different specifications and sizes are transported, when the distance between the front fixing seat 1 and the rear fixing seat 2 needs to be changed, the telescopic hydraulic cylinders can be driven to change the length of the side telescopic rods 32, and the front fixing seat 1 and the rear fixing seat 2 are far away from or close to each other, so that the purpose of adapting to the blades with different specifications and sizes is achieved.
Other constructions, etc. and operation of an offshore wind turbine blade transport fixture according to embodiments of the application are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, reference to the term "embodiment," "example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. An offshore wind turbine blade transportation fixing device which is characterized in that: comprises a front fixing seat, a rear fixing seat and a connecting bracket;
the connecting bracket is arranged between the front fixing seat and the rear fixing seat;
the front fixing seat comprises a front outer ring fixing frame and a front inner ring fixing frame; the rear fixing seats comprise a rear outer ring fixing frame and a rear inner ring fixing frame;
the front outer ring fixing frame, the front inner ring fixing frame, the rear outer ring fixing frame and the rear inner ring fixing frame are all of annular structures;
the front inner ring fixing frame is arranged in the front outer ring fixing frame, and the front outer ring fixing frame and the front inner ring fixing frame are connected through a front compensation oil cylinder;
the rear inner ring fixing frame is arranged in the rear outer ring fixing frame, and the rear outer ring fixing frame and the rear inner ring fixing frame are connected through a rear compensation oil cylinder;
two groups of front blade fixing components are slidably arranged in the front inner ring fixing frame and are respectively connected with the front inner ring fixing frame through a front damping device;
two groups of rear blade fixing components are slidably arranged in the rear inner ring fixing frame and are respectively connected with the rear inner ring fixing frame through rear damping devices;
a propping assembly is further arranged above the rear blade fixing assembly; the jacking component comprises a support column, a clamp base and a conformal compression unit;
the clamp base is fixed on the rear inner ring fixing frame through a plurality of support columns; the clamp base is rotatably connected with the support column;
the clamp base is internally provided with a plurality of conformal compression units in an arrangement mode.
2. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the front compensation cylinders are at least provided with two cylinders, the cylinder barrels of the two front compensation cylinders are respectively connected with the two inner sides of the front outer ring fixing frame through universal joints, and the piston rods of the two front compensation cylinders are connected with the two outer sides of the front inner ring fixing frame through universal joints;
the rear compensation cylinder is at least provided with two cylinders, the cylinders of the two rear compensation cylinders are respectively connected with the two inner sides of the rear outer ring fixing frame through universal joints, and the piston rods of the two rear compensation cylinders are connected with the two outer sides of the rear inner ring fixing frame through universal joints.
3. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the inner bottom surface of the front inner ring fixing frame is provided with a front sliding guide rail, the two front blade fixing assemblies are respectively arranged at two ends of the front sliding guide rail, and the front blade fixing assemblies are both in sliding connection with the front sliding guide rail;
the inner bottom surface of the rear inner ring fixing frame is provided with a rear sliding guide rail, two rear blade fixing assemblies are respectively arranged at two ends of the rear sliding guide rail, and the rear blade fixing assemblies are in sliding connection with the rear sliding guide rail.
4. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the front blade fixing assembly comprises a front movable seat, a front connecting frame and a front blade supporting plate;
the front movable seat is slidably arranged on the front inner ring fixing frame, and the front blade supporting plate is detachably connected with the front movable seat through the front connecting frame;
the front blade support plate is in a circular arc shape, a blade connecting plate is arranged on one side of the front blade support plate, and a connecting hole is formed in the blade connecting plate and used for being fixedly connected with a fan blade through bolts.
5. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the rear blade fixing assembly comprises a rear movable seat, a rear connecting frame and a rear blade supporting plate;
the rear movable seat is slidably arranged on the rear inner ring fixing frame, and the rear blade supporting plate is detachably connected with the rear movable seat through the rear connecting frame;
the rear blade supporting plate is provided with a buffer pad.
6. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the conformal compression unit comprises a unit base, a compression floating plate and a telescopic piston rod;
the unit base is fixedly arranged on the clamp base;
the unit base is provided with a telescopic groove, and the telescopic piston rod is slidably arranged in the telescopic groove;
the compression floating plate is arranged on the telescopic piston rod; and the compression floating plate is hinged with the telescopic piston rod.
7. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the top surfaces of the front outer ring fixing frame and the rear outer ring fixing frame are provided with buckling guide rails, the bottom surfaces of the front outer ring fixing frame and the rear outer ring fixing frame are provided with buckling grooves, and the buckling guide rails and the buckling grooves are aligned in the vertical direction.
8. An offshore wind turbine blade transportation fixture as defined in claim 1, wherein: the connecting bracket comprises two groups of side cover plate brackets and two groups of side telescopic rods;
the two groups of side cover plate brackets are respectively connected with the front outer ring fixing frame and the rear outer ring fixing frame;
two ends of the side telescopic rod are respectively connected with two groups of side cover plate brackets; the two groups of side telescopic rods are respectively arranged at the upper end and the lower end of the side cover plate bracket;
the side telescopic rod is of a sleeve structure, and a telescopic hydraulic cylinder is arranged inside the side telescopic rod and used for driving the side telescopic rod to extend or shorten, so that two groups of side cover plate supports are driven to be far away from or close to each other, and the front fixing seat and the rear fixing seat are further away from or close to each other.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111407929.2A CN114148617B (en) | 2021-11-19 | 2021-11-19 | Marine fan blade transportation fixing device |
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| CN202111407929.2A CN114148617B (en) | 2021-11-19 | 2021-11-19 | Marine fan blade transportation fixing device |
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| CN114148617A CN114148617A (en) | 2022-03-08 |
| CN114148617B true CN114148617B (en) | 2023-12-12 |
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| CN114148617A (en) | 2022-03-08 |
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