Wind turbine generator blade transportation protection device

Abstract

The utility model discloses a wind turbine generator blade transportation protection device in the field of transportation protection, which comprises a base, the top of the base is connected with a lifting component and a mirror image lifting component, the mirror image lifting component and the lifting component are identical in structure, the top of the lifting component is connected with a rotating component, and the top of the mirror image lifting component is connected with a butt joint support. The blade fixing device comprises a butt joint support, the side face of the butt joint support is connected with a rotating component, the side, away from the rotating component, of the butt joint support is connected with a clamping component, and the clamping component is connected with the rotating component on the butt joint support. Compared with a traditional device, the device can be more fixed according to the shape of the blade, and can be adjusted according to the inclination angle of the blade in actual use, so that the stable clamping and fixing effect of the device is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of transportation protection, in particular to a transportation protection device for blades of a wind turbine set. Background Art

[0002] Wind energy is a green energy, or a renewable energy. People set up huge windmills in wind farms and use wind power to rotate blades to generate electricity, thereby converting wind energy into electrical energy. Wind power is more environmentally friendly than thermal power and safer than nuclear power, so it is sought after. Wind power generation is the most mature renewable energy generation technology other than hydropower generation. Its installed capacity accounts for the vast majority of the total installed capacity of renewable energy generation. The design of the blades in the wind turbine directly affects the conversion efficiency of wind energy and its annual power generation, which is an important part of wind energy utilization. The blades of micro wind turbines are generally handmade of wood, metal cold stamping or injection molding process methods, small wind turbine blades are generally handmade of metal or fiberglass, among which fiberglass blades are the most popular and practical blades, and large wind turbine blades are generally handmade of fiberglass.

[0003] The Chinese patent with the announcement number CN118358635A discloses a transport device for wind power generation, which relates to the technical field of wind power generation, including a vehicle body, a side plate fixedly connected to the vehicle body, the number of the side plates is four, and the four side plates are respectively located at the two ends of the front and rear of the vehicle body, and a protective mechanism is arranged on the side plate, and the protective mechanism includes a motor, a fixed plate, a one-way threaded rod, a lifting block, a protective plate, a slide, a fixed rod, and a slider. The motor is fixedly installed on the side plate located on the left side, and the fixed plate is fixedly connected to the side plate located on the left side. One end of the one-way threaded rod is fixedly connected to the coupling of the motor, and the other end of the one-way threaded rod is rotatably connected to the bottom of the fixed plate through a bearing. The present invention can drive the protective plate to be lifted and lowered by setting a motor, so that it is convenient to protect the two sides of the blade through the protective plate, thereby improving the stability of the blade transportation, and the stability of the protective plate can be improved by setting a slide, a fixed rod and a slider.

[0004] However, the above-mentioned disclosed solution has the following shortcomings: when in use, the above-mentioned solution stores and wraps the blades through the shell structure. In actual use, due to the special shape of the blades, there is shaking inside the shell, which causes collision between the blades and the shell during transportation. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] The purpose of the present invention is to address the technical problems existing in the background technology. The present invention proposes a wind turbine blade transportation protection device. The present invention can effectively improve the fixing effect of the blades through the device. Compared with traditional devices, the present device can fix the blade shape more accurately. When the present device is actually used, it can be adjusted according to the inclination angle of the blade, thereby facilitating the stable clamping and fixing effect of the device.

[0007] The utility model proposes a wind turbine blade transportation protection device, comprising a base, characterized in that a lifting component and a mirror lifting component are connected to the top of the base, the structure of the mirror lifting component is the same as that of the lifting component, a rotating component is connected to the top of the lifting component, a docking bracket is connected to the top of the mirror lifting component, the rotating component is connected to the side of the docking bracket, a clamping component is connected to the side of the docking bracket away from the rotating component, and the clamping component is connected to the rotating component on the docking bracket.

[0008] By adopting the above technical solution, this solution can support both ends of the blade through the combination of the docking bracket and the mirror docking bracket, thereby ensuring the stable support of the device, while ensuring that the blade is evenly stressed and preventing the blade from bending during transportation.

[0009] Preferably, the lifting component includes a lifting base connected to the top of the base, the top of the lifting base is connected to an electric telescopic rod, the top telescopic end of the electric telescopic rod is connected to a lifting plate, the top of the lifting plate is connected to the bottom of the docking bracket, and the top of the lifting plate is connected to the bottom of the rotating component.

[0010] By adopting the above technical solution, the present solution can adjust the height of the rotating bracket and the docking bracket according to the actual inclination degree of the blade through the structure of the lifting plate and the electric telescopic rod, thereby improving the support compatibility of the present device.

[0011] Preferably, the rotating component includes a rotating bracket connected to the top of the lifting plate, the rotating bracket is provided with a through hole, a gear ring is rotatably connected to the side of the rotating bracket, the gear ring is meshingly connected to a gear, the gear is rotatably connected to the side of the rotating bracket, and a rotating handle is connected to the side of the gear away from the rotating bracket.

[0012] By adopting the above technical solution, the present solution can facilitate the device to drive the gear ring to rotate through the combination of the gear and the handle, thereby performing adaptive adjustment according to the inclination angle of the blade.

[0013] Preferably, a locking bracket is connected to the side of the rotating bracket, the locking bracket is threadedly connected to a threaded rod, the gear is provided with limiting holes distributed in a circumference, and the threaded rod extends into the limiting holes.

[0014] By adopting the above technical solution, the present solution can achieve the locking and limiting effect of the present device through the combination of the threaded rod and the limiting hole, thereby reducing the possibility of accidental rotation of the present device.

[0015] Preferably, the clamping component includes a rotating ring connected to the side of the docking bracket, the docking bracket is provided with a through hole identical to the rotating bracket, a connecting column is connected to one side of the rotating ring, the other end of the connecting column is connected to the rotating component on the docking bracket, and a sliding groove is provided on the side of the rotating ring away from the connecting column, and the sliding groove faces the center of the circle.

[0016] By adopting the above technical solution, the present solution can achieve the effect that the rotating component of the device drives the rotating ring to rotate through the connecting column, thereby achieving the rotation effect of the rotating ring relative to the fixed ring.

[0017] Preferably, the sliding grooves are distributed on the rotating ring at equal intervals around the circumference, the inner wall of the sliding groove is slidably connected with an arc-shaped clamping piece, the arc-shaped clamping piece is distributed on the rotating ring at equal intervals around the circumference, a transmission column is connected to the side of the arc-shaped clamping piece away from the sliding groove, and a fixed ring is rotatably connected to the side of the arc-shaped clamping piece away from the sliding groove.

[0018] By adopting the above technical solution, the present solution can achieve the effect of changing the clamping diameter inside the docking bracket through the arc-shaped clamping piece, so that the present device can adapt to blades of different sizes.

[0019] Preferably, the fixing ring is provided with a plurality of arc grooves equidistantly distributed on the fixing ring at a circumferential interval, the inner wall of the arc groove is slidably connected to the transmission column, and a fixing bracket is connected to the side of the fixing ring away from the arc clamping piece, and the fixing bracket is connected to the docking bracket.

[0020] By adopting the above technical solution, the present solution can drive the arc-shaped clamping member to perform linear sliding when the arc-shaped clamping member rotates through the structure of the transmission column, thereby achieving a synchronous transmission effect.

[0021] Preferably, the through hole provided in the docking bracket has the same inner diameter as the through hole provided in the rotating bracket, an elastic telescopic rod is provided on one side of the gear ring close to the through hole of the rotating bracket, and an arc-shaped abutment member is provided at the telescopic end of the elastic telescopic rod.

[0022] By adopting the above technical solution, this solution can achieve the effect of clamping the side of the blade through the structure of the elastic telescopic rod.

[0023] In summary, the present invention has at least one of the following beneficial effects:

[0024] The device can achieve targeted fixing effects for blades of different shapes at both ends through the combination of the arc-shaped abutment member and the arc-shaped clamping member, thereby making the blades evenly stressed and reducing the degree of shaking of the device relative to the blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 This is a front view of an embodiment of the wind turbine blade transportation protection device of the utility model;

[0027] Figure 2 This is a structural schematic diagram of a lifting base in an embodiment of the utility model;

[0028] Figure 3 This is a schematic diagram of the structure of the gear ring in the embodiment of the utility model;

[0029] Figure 4 This is a schematic diagram of the structure of the rotating ring in the embodiment of the utility model;

[0030] Figure 5 for Figure 3 A magnified view of the structure at center;

[0031] Figure numerals: 1. base; 2. lifting component; 201. lifting base; 202. electric telescopic rod; 203. lifting plate; 3. rotating component; 301. rotating bracket; 302. gear ring; 303. gear; 304. rotating handle; 305. locking bracket; 306. threaded rod; 4. docking bracket; 5. clamping component; 501. rotating ring; 502. sliding groove; 503. arc-shaped clamping member; 504. fixing ring; 505. arc-shaped groove; 506. transmission column; 507. fixed bracket; 6. mirror lifting component. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-5 The utility model is described in further detail.

[0033] Embodiment 1, as Figure 1-Figure 5As shown, in order to solve the existing problems, in this embodiment, the utility model discloses a wind turbine blade transportation protection device, including a base 1, characterized in that a lifting component 2 and a mirror lifting component 6 are connected to the top of the base 1, the structure of the mirror lifting component 6 is the same as that of the lifting component 2, the top of the lifting component 2 is connected to a rotating component 3, the top of the mirror lifting component 6 is connected to a docking bracket 4, the side of the docking bracket 4 is connected to the rotating component 3, the side of the docking bracket 4 away from the rotating component 3 is connected to a clamping component 5, and the clamping component 5 is connected to the rotating component 3 on the docking bracket 4.

[0034] The lifting component 2 includes a lifting base 201 connected to the top of the base 1, the top of the lifting base 201 is connected to an electric telescopic rod 202, the top telescopic end of the electric telescopic rod 202 is connected to a lifting plate 203, the top of the lifting plate 203 is connected to the bottom of the docking bracket 4, and the top of the lifting plate 203 is connected to the bottom of the rotating component 3.

[0035] The rotating component 3 includes a rotating bracket 301 connected to the top of the lifting plate 203, the rotating bracket 301 is provided with a through hole, the rotating bracket 301 is rotatably connected to the side with a gear ring 302, the gear ring 302 is meshingly connected with a gear 303, the gear 303 is rotatably connected to the side of the rotating bracket 301, and the side of the gear 303 away from the rotating bracket 301 is connected to a rotating handle 304.

[0036] The side of the rotating bracket 301 is connected with a locking bracket 305, and the locking bracket 305 is threadedly connected with a threaded rod 306. The gear 303 is provided with limiting holes distributed in a circumference, and the threaded rod 306 extends into the limiting holes.

[0037] The specific working principle is: this device can effectively improve the support stability of the fan blades. Compared with traditional devices, this device can provide more targeted fixed support effects on the blades.

[0038] When the device is in use, the end of the blade close to the fan is placed in the through hole of the docking bracket 4, and the end of the blade away from the fan is placed in the through hole of the rotating bracket 301. At this time, the gear 303 is driven to rotate by turning the handle 304. At this time, the threaded rod 306 is removed from the locking bracket 305, and the gear 303 drives the gear ring 302 to rotate, thereby driving the elastic telescopic rod to rotate vertically, so that the arc-shaped abutment member rotates to a direction consistent with the direction of the blade inclination angle. At this time, the blade is clamped on both sides by the elastic telescopic rod. After the inclination angle is adjusted, the threaded rod 306 is threadedly installed on the locking bracket 305. The threaded rod 306 extends into the limiting hole on the gear 303 to achieve a locking effect on the gear 303, thereby achieving a locking effect on the gear ring 302, and then achieving a fixing effect on the inclination angle.

[0039] After the end of the blade away from the fan is fixed, the end of the blade close to the fan is placed between several arc-shaped clamping members 503. At this time, the rotating ring 501 is driven to rotate by the rotating component 3 of the docking bracket 4. At this time, the combination of the fixed ring 504 and the fixed bracket 507 can prevent the fixed ring 504 from rotating. At this time, the combination of the sliding groove 502 and the arc-shaped groove 505 can drive several arc-shaped clamping members 503 to approach the center of the circle synchronously when the rotating ring 501 rotates, thereby achieving the clamping effect of the present device.

[0040] Embodiment 2, as Figure 1-Figure 5 As shown, in order to solve the existing problems, based on the same concept as the above-mentioned embodiment 1, the wind turbine blade transportation protection device also includes: the clamping component 5 includes a rotating ring 501 connected to the side of the docking bracket 4, the docking bracket 4 is provided with a through hole identical to the rotating bracket 301, one side of the rotating ring 501 is connected to a connecting column, the other end of the connecting column is connected to the rotating component 3 on the docking bracket 4, and a sliding groove 502 is provided on the side of the rotating ring 501 away from the connecting column, and the sliding groove 502 faces the center of the circle.

[0041] The sliding grooves 502 are distributed on the rotating ring 501 at equal intervals around the circumference, and the inner wall of the sliding groove 502 is slidably connected with an arc-shaped clamping piece 503. The arc-shaped clamping piece 503 is distributed on the rotating ring 501 at equal intervals around the circumference, and the side of the arc-shaped clamping piece 503 away from the sliding groove 502 is connected with a transmission column 506, and the side of the arc-shaped clamping piece 503 away from the sliding groove 502 is rotatably connected with a fixing ring 504.

[0042] The fixing ring 504 is provided with a plurality of arc grooves 505 equidistantly distributed on the fixing ring 504 circumferentially, the inner wall of the arc groove 505 is slidably connected to the transmission column 506 , and a fixing bracket 507 is connected to the side of the fixing ring 504 away from the arc clamping member 503 , and the fixing bracket 507 is connected to the docking bracket 4 .

[0043] The through hole of the docking bracket 4 has the same inner diameter as the through hole of the rotating bracket 301 . The gear ring 302 is provided with an elastic telescopic rod on one side close to the through hole of the rotating bracket 301 . An arc-shaped abutment member is provided at the telescopic end of the elastic telescopic rod.

[0044] The specific working principle is: this device can effectively improve the support and transportation stability of the blades. Compared with traditional devices, this device can support the blade shape more stably.

[0045] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A wind turbine blade transport protection device, comprising a base (1), characterized in that: The top of the base (1) is connected to a lifting component (2) and a mirror lifting component (6); the structure of the mirror lifting component (6) is the same as that of the lifting component (2); the top of the lifting component (2) is connected to a rotating component (3); the top of the mirror lifting component (6) is connected to a docking bracket (4); the side of the docking bracket (4) is connected to the rotating component (3); the side of the docking bracket (4) away from the rotating component (3) is connected to a clamping component (5); and the clamping component (5) is connected to the rotating component (3) on the docking bracket (4).

2. The wind turbine blade transportation protection device according to claim 1, characterized in that: The lifting component (2) comprises a lifting base (201) connected to the top of the base (1); the top of the lifting base (201) is connected to an electric telescopic rod (202); the top telescopic end of the electric telescopic rod (202) is connected to a lifting plate (203); the top of the lifting plate (203) is connected to the bottom of the docking bracket (4); and the top of the lifting plate (203) is connected to the bottom of the rotating component (3).

3. The wind turbine blade transportation protection device according to claim 2, characterized in that: The rotating component (3) comprises a rotating bracket (301) connected to the top of the lifting plate (203), the rotating bracket (301) being provided with a through hole, a toothed ring (302) being rotatably connected to the side of the rotating bracket (301), the toothed ring (302) being meshingly connected to a gear (303), the gear (303) being rotatably connected to the side of the rotating bracket (301), and a rotating handle (304) being connected to the side of the gear (303) away from the rotating bracket (301).

4. The wind turbine blade transportation protection device according to claim 3 is characterized in that: A locking bracket (305) is connected to the side of the rotating bracket (301), and a threaded rod (306) is threadedly connected to the locking bracket (305). The gear (303) is provided with limiting holes distributed in a circumference, and the threaded rod (306) extends into the limiting holes.

5. The wind turbine blade transportation protection device according to claim 4, characterized in that: The clamping component (5) comprises a rotating ring (501) connected to the side of the docking bracket (4); the docking bracket (4) is provided with a through hole identical to the rotating bracket (301); one side of the rotating ring (501) is connected to a connecting column; the other end of the connecting column is connected to the rotating component (3) on the docking bracket (4); a sliding groove (502) is provided on the side of the rotating ring (501) away from the connecting column; the sliding groove (502) faces the center of the circle.

6. The wind turbine blade transportation protection device according to claim 5, characterized in that: The sliding grooves (502) are distributed on the rotating ring (501) at equal intervals around the circumference; the inner wall of the sliding groove (502) is slidably connected to an arc-shaped clamping piece (503); the arc-shaped clamping piece (503) is distributed on the rotating ring (501) at equal intervals around the circumference; a transmission column (506) is connected to the side of the arc-shaped clamping piece (503) away from the sliding groove (502); and a fixing ring (504) is rotatably connected to the side of the arc-shaped clamping piece (503) away from the sliding groove (502).

7. The wind turbine blade transportation protection device according to claim 6, characterized in that: The fixing ring (504) is provided with a plurality of arc-shaped grooves (505) which are circumferentially and evenly spaced on the fixing ring (504); the inner wall of the arc-shaped groove (505) is slidably connected to the transmission column (506); a fixing bracket (507) is connected to the side of the fixing ring (504) away from the arc-shaped clamping member (503); and the fixing bracket (507) is connected to the docking bracket (4).

8. The wind turbine blade transportation protection device according to claim 7, characterized in that: The through hole provided in the docking bracket (4) has the same inner diameter as the through hole provided in the rotating bracket (301); a resilient telescopic rod is provided on one side of the gear ring (302) close to the through hole of the rotating bracket (301); and an arc-shaped abutment member is provided at the telescopic end of the resilient telescopic rod.

Images