CN215854611U - Self-adaptive single-blade special lifting appliance - Google Patents
Self-adaptive single-blade special lifting appliance Download PDFInfo
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- CN215854611U CN215854611U CN202122420964.XU CN202122420964U CN215854611U CN 215854611 U CN215854611 U CN 215854611U CN 202122420964 U CN202122420964 U CN 202122420964U CN 215854611 U CN215854611 U CN 215854611U
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Abstract
The utility model provides a self-adaptive single-blade special lifting appliance which comprises a main cross beam frame and clamping mechanisms distributed below the main cross beam frame at intervals along the length direction of the main cross beam frame, wherein each clamping mechanism comprises a retractable hanging strip and a self-aligning pressure arm assembly, two ends of each hanging strip are respectively arranged on the front side and the rear side of the main cross beam frame, the self-aligning pressure arm assembly is positioned below the main cross beam frame and is hinged with the main cross beam frame, and the horizontal distance between two ends of each hanging strip is greater than the length of a radial section of a blade. The lifting appliance provided by the utility model is used for clamping the blades through the cooperation of the retractable lifting belt and the self-aligning pressure arm component, the center of gravity of the blades is close to the main cross beam frame in the clamping process, the influence of lateral wind on the angle of the blades is reduced, the whole lifting appliance is simple in structure and convenient to operate, can be used for lifting wind power blades of various specifications, and is high in adaptability.
Description
Technical Field
The utility model relates to the technical field of hoisting, in particular to a self-adaptive single-blade special hoisting tool.
Background
The blades of the wind power generation equipment are indispensable key components of the wind power generation equipment, play a determining factor for the conversion working efficiency of wind energy, influence the wind power generation capacity and the power generation cost, and as the wind turbine generator tends to be large-scale, the gravity center of a main engine hub is higher and higher, and the length and the weight of the blades are also higher and higher, so that the installation, the operation and the maintenance of the blades become important problems.
At present, single-blade type hoisting becomes a mainstream mode of blade installation, the radial section of a traditional fan blade is in a water drop shape, the structure of clamping equipment used by a hoisting tool is complex, the operation is complex in the fixing process, the blade is difficult to fix, the blade is easily influenced by side wind to generate angle change, the alignment of the blade and a hub is influenced, and the installation efficiency is further reduced; and the clamping mechanism used on the lifting appliance can not adapt to wind power blades of different specifications, so that the applicability of the whole lifting appliance is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-adaptive single-blade special lifting appliance, which is simple in structure and is used for solving the technical problems in the background technology.
In order to achieve the purpose, the technical scheme of the utility model is that the self-adaptive single-blade special lifting appliance comprises a main cross beam frame and clamping mechanisms which are distributed below the main cross beam frame at intervals along the length direction of the main cross beam frame, wherein each clamping mechanism comprises a retractable hanging strip and a self-aligning pressure arm component, two ends of each hanging strip are respectively arranged on the front side and the rear side of the main cross beam frame, the self-aligning pressure arm component is positioned below the main cross beam frame and is right opposite to the hanging strips and hinged with the main cross beam frame, and the horizontal distance between two ends of each hanging strip is greater than the length of the radial section of each blade.
Specifically, the extension and retraction of the hanging strip are realized through a fastening oil cylinder, a sliding end unhooking device and a fixed end unhooking device are arranged at the two ends of the hanging strip respectively, the fixed end unhooking device and the fastening oil cylinder are connected to the front side and the rear side of the main cross beam frame respectively through pin shafts, and a sliding end bidirectional unhooking device is connected to the fastening oil cylinder through a pin shaft.
Specifically, the number of the clamping mechanisms is preferably two, and the clamping mechanisms are respectively located at two ends of the main cross beam frame.
Specifically, the self-aligning pressure arm assembly comprises a V-shaped pressure arm and clamping blocks located at two ends of the pressure arm, and rubber sheets are fixed at the bottom of the clamping blocks.
Specifically, the pressure arm is perpendicular to the axis of the wind power blade.
The clamping mechanism further comprises a steering assembly, the steering assembly is fixed below the end portion of the main cross beam frame and located on one side, facing the fixed end detacher, of the sliding end detacher, the steering assembly comprises a cantilever fixed below the main cross beam frame and a steering wheel located at the bottom of the cantilever and perpendicular to the hanging strip, and the steering wheel is abutted to the hanging strip.
The self-adaptive single-blade special lifting appliance obtained by the technical scheme has the beneficial effects that:
1. the clamping mechanism of the whole lifting appliance is simple in structure and convenient to adjust, the lifting belt is retracted and extended through the extension and retraction of the oil cylinder, the wind power blade is fixedly clamped under the coordination of the self-aligning pressure arm component, and the lifting appliance is suitable for wind power blades of the same specification;
2. the blades are placed on the lifting belt in a flat placing mode, the gravity center is closer to the main cross beam frame compared with the traditional side placing mode, and the influence of side wind on the angle of the blades in the blade lifting process is reduced.
3. The contact friction between the hanging strip and the tip end of the wind power blade is reduced by arranging the steering assembly, and the service life of the hanging strip is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the self-adaptive single-blade special lifting appliance.
Fig. 2 is a schematic structural view of the clamping mechanism.
In the figure, a main beam frame 1; a suspension arm 2; a clamping mechanism 3; a harness 31; an adjusting cylinder 32; a fixed-end detacher 33; a sliding end detacher 34; a self-aligning pressure arm assembly 35; the pressing arm 35 a; a clamping block 35 b; a rubber sheet 35 c; a steering assembly 36; the cantilever arms 36 a; and a steering wheel 36 b.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in the figure, the utility model provides a self-adaptive single-blade special lifting appliance, which comprises a main cross beam frame 1 and clamping mechanisms 3 distributed below the main cross beam frame 1 at intervals, wherein a lifting arm 2 providing a lifting point for a crane is arranged above the main cross beam frame 1, a lifting ring is arranged at the top end of the lifting arm 2, each clamping mechanism 3 comprises a retractable hanging strip 31 and a self-aligning pressure arm 35a component 35, the self-aligning pressure arm 35a component 35 is positioned below the main cross beam frame 1 and is directly opposite to the hanging strip 31 and hinged with the main cross beam frame 1, two ends of the hanging strip 31 are respectively arranged on the front side and the rear side of the main cross beam frame 1, and the horizontal distance between two ends of the hanging strip 31 is greater than the length of the radial section of a blade, so that a wind power blade can be horizontally placed on the hanging strip 31.
The hanging strip 31 is folded and unfolded through a fastening oil cylinder, specifically, a sliding end unhooking device 34 and a fixed end unhooking device 33 are respectively arranged at two ends of the hanging strip 31, the fixed end unhooking device 33 and the fastening oil cylinder are respectively connected to two sides of the end part of the main cross beam frame 1 through pin shafts, a sliding end bidirectional unhooking device is connected to the fastening oil cylinder through a pin shaft, the sliding end bidirectional unhooking device is driven by contraction of the fastening oil cylinder, the hanging strip 31 is pulled to be attached to the lower surface of the wind power blade, the angle of the automatic centering pressure arm assembly 35 is automatically adjusted to be attached to the upper surface of the wind power blade, the wind power blade is clamped by the hanging strip 31 and the automatic centering pressure arm assembly 35 in a matching mode, the wind power blade is in a flat state when being clamped by the clamping mechanism 3, the gravity center of the wind power blade is closer to the main cross beam frame 1, the main cross beam frame 1 can keep synchronous with the motion with the main cross beam frame 1 in the hoisting process, and the influence of lateral wind in the hoisting process can be better avoided, meanwhile, the wind power blade can better adapt to wind power blades of different specifications.
The number of the clamping mechanisms 3 is preferably two, the clamping mechanisms are respectively located at two ends of the main cross beam frame 1, and the sliding end detacher 34 and the fixed end detacher 33 used in the clamping mechanisms 3 are both bidirectional detachers, so that the two hanging strips 31 can be fixed simultaneously, and the fixing capacity of the wind power blade is improved.
Self-aligning pressure arm subassembly 35 includes V-arrangement pressure arm 35a and the tight piece 35b of clamp that is located pressure arm 35a both ends, pressure arm 35a perpendicular to wind-powered electricity generation blade's axis sets up, it is fixed with the sheet rubber 35c to press from both sides tight piece 35b bottom, can reduce the wearing and tearing to wind-powered electricity generation blade with the upper surface of wind-powered electricity generation blade when improving the centre gripping dynamics.
Furthermore, the clamping mechanism 3 further comprises a steering assembly 36 for adjusting the direction of the hanging strip 31, the steering assembly 36 is fixed below the end part of the main cross beam frame 1 and is positioned on one side of the sliding end detacher 34 facing the fixed end detacher 33, the steering assembly 36 comprises a cantilever 36a fixed below the main cross beam frame 1 and a steering wheel 36b positioned at the bottom of the cantilever 36a and perpendicular to the hanging strip 31, the steering wheel 36b is abutted to the hanging strip 31, the arrangement of the steering wheel 36b can avoid friction generated by the abutment of the hanging strip 31 and the tip part of the wind power blade, and the service life of the hanging strip 31 is prolonged.
The middle part of the steering wheel 36b is sleeved with a baffle to avoid the abrasion caused by the overlapping of two hanging strips 31 in the same group of clamping mechanisms 3.
Radial transversal personally submits the drop form of wind-powered electricity generation blade, during the wind-powered electricity generation blade hoist and mount, keep flat the wind-powered electricity generation blade to the suspender along main crossbeam frame length direction, suspender 31 passes and turns to subassembly 36 and fixes on slip end unhooking ware 34, tighten up suspender 31 through fastening cylinder, the cooperation is from the tight wind-powered electricity generation blade of centre gripping pressure arm subassembly 35 clamp, wind-powered electricity generation blade most advanced this moment is towards slip end unhooking ware 34, turn to subassembly 36 and avoided suspender 31 and wind-powered electricity generation blade most advanced contact, main crossbeam frame 1 is pressed close to the focus of whole wind-powered electricity generation blade, can better resist the influence of side wind, make the wind-powered electricity generation blade keep stable at hoist and mount in-process.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Claims (6)
1. The utility model provides a self-adaptation single-blade special lifting device, includes main crossbeam frame and follows main crossbeam frame length direction interval distribution's fixture in main crossbeam frame below, its characterized in that, fixture includes retractable suspender and self-aligning pressure arm subassembly, and the both ends of suspender set up preceding, the rear side at main crossbeam frame respectively, self-aligning pressure arm subassembly is located main crossbeam frame below and just articulates the position of suspender and with main crossbeam frame, and the horizontal distance at suspender both ends is greater than the length of the radial cross-section of blade.
2. The self-adaptive single-blade special lifting appliance according to claim 1, wherein the lifting belt is retracted and extended through a fastening oil cylinder, a sliding end detacher and a fixed end detacher are respectively arranged at two ends of the lifting belt, the fixed end detacher and the fastening oil cylinder are respectively connected to the front side and the rear side of the main cross beam frame through pin shafts, and a sliding end bidirectional detacher is connected to the fastening oil cylinder through a pin shaft.
3. The adaptive single-blade special lifting appliance according to claim 1, wherein the number of the clamping mechanisms is two, and the two groups of the clamping mechanisms are respectively positioned at two ends of the main cross beam.
4. The self-adaptive single-blade special lifting appliance according to claim 1, wherein the self-aligning pressure arm assembly comprises a V-shaped pressure arm and clamping blocks positioned at two ends of the pressure arm, and a rubber sheet is fixed at the bottom of each clamping block.
5. The adaptive single-blade special lifting appliance according to claim 4, wherein the pressure arm is arranged perpendicular to the axis of the wind turbine blade.
6. The adaptive single-blade special lifting appliance according to claim 2, wherein the clamping mechanism further comprises a steering assembly fixed below the end of the main cross beam and located on the side of the sliding end detacher facing the fixed end detacher, the steering assembly comprising a cantilever fixed below the main cross beam and a steering wheel located at the bottom of the cantilever and arranged perpendicular to the sling, the steering wheel abutting against the sling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122420964.XU CN215854611U (en) | 2021-10-08 | 2021-10-08 | Self-adaptive single-blade special lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122420964.XU CN215854611U (en) | 2021-10-08 | 2021-10-08 | Self-adaptive single-blade special lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215854611U true CN215854611U (en) | 2022-02-18 |
Family
ID=80258821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122420964.XU Active CN215854611U (en) | 2021-10-08 | 2021-10-08 | Self-adaptive single-blade special lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215854611U (en) |
-
2021
- 2021-10-08 CN CN202122420964.XU patent/CN215854611U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 301732 No. 20, Hongxing Road, cuihuangkou Town, Wuqing District, Tianjin Patentee after: Cooper new energy Co.,Ltd. Address before: 300000 102-8, 56 Laiyu Road, huanghuadian Town, Wuqing District, Tianjin Patentee before: COOPER (TIANJIN) TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |