Wind power blade lifting device

Abstract

The utility model discloses a wind power blade lifting device in the technical field of wind power blades, which comprises four groups of bases, motors are arranged in the four groups of bases, screw rods are arranged at the tops of the four groups of motors, vertical rods are in threaded connection with the outer sides of the four groups of screw rods, square boxes are arranged at the tops of the four groups of vertical rods, and the square boxes are arranged in the square boxes. Telescopic mechanisms are arranged among the four bases, each telescopic mechanism comprises a long cylinder, the long cylinders are installed on the side faces of the bases, long rods are installed in the long cylinders, the ends, away from the long cylinders, of the long rods are connected with the side faces of the adjacent bases, and rotating rods are connected to the tops of the cover plates in a threaded mode. According to the blade supporting device, the long cylinder, the rotating rod and the long rod are arranged in a matched mode, a worker can conveniently adjust the distance between the four bases, the length of the device can be adjusted according to the size of blades, the device can be suitable for supporting the blades of different models, and the practicability and universality of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wind power blade, especially to a wind power blade lifting device. BACKGROUND

[0002] Wind power generation has become an important renewable energy source, providing a sustainable solution for electricity supply, therefore, the installation number of wind turbine generators continues to increase, wherein the wind power blade is the core component of the wind turbine generator that converts the natural wind energy into the electrical energy of the wind turbine generator, and is also an important basis for measuring the design and technical level of the wind turbine generator. In the manufacturing process of the wind power blade, a specific lifting device is usually used to manipulate and move the wind power blade.

[0003] Patent publication No. CN219953551U discloses a wind power blade lifting device, including a chassis, the top surface of the chassis is connected with a supporting plate, a groove is formed in the inside of the supporting plate, bearings are arranged on the inner wall of the groove, a bidirectional screw rod is connected between the two bearings, one end of the bidirectional screw rod extends into the supporting plate and is connected with the output end of a motor, a protrusion is connected with the surface of one side of the supporting plate, a through air hole is formed in the surface of one side of the protrusion, a dust screen is connected with the surface of one side of the protrusion outside the air hole, adjusting devices are arranged at both ends of the bidirectional screw rod, a hole is formed in the bottom surface of the chassis, and a screw is connected through the hole; the adjusting devices are arranged on the wind power blade lifting device, the position of the wind power blade of different sizes is fixed on the lifting device, and the hole is arranged on the chassis of the wind power blade lifting device to fix the chassis of the lifting device on the ground, but the above-mentioned device does not have a device for adjusting the position of the base according to the size of the blade, which may not be adjusted according to the size of the blade in actual use, affecting the practicability of the device. SUMMARY

[0004] In order to improve the above-mentioned device without a device for adjusting the position of the base according to the size of the blade, which may not be adjusted according to the size of the blade in actual use, affecting the practicability of the device, the utility model provides a wind power blade lifting device.

[0005] The utility model provides a wind power blade lifting device, adopts the following technical scheme:

[0006] A wind power blade lifting device, including four groups of base, the inside of four groups of base all is installed with motor, the top of four groups of motor all is installed with screw rod, the outside of four groups of screw rod all is screwed with vertical rod, the top of four groups of vertical rod all is installed with square box, four groups of base all is provided with telescopic mechanism between;

[0007] The telescopic mechanism comprises a long barrel mounted on the side of the base, a long rod is mounted in the long barrel, the long rod is connected to the side of the adjacent base at the end away from the long barrel, and a rotating rod is screwed on the top of the cover plate.

[0008] By adopting the above technical scheme, the distance between the four bases is adjusted according to the size of the blade, the operator pulls the long rod to slide in the long barrel, and after adjusting to the required position, the rotating rod is screwed into the long barrel, and then the long rod is fixed, so that the device can support the blade more firmly, and at the same time, the motor is started to drive the screw rod to rotate, the screw rod drives the vertical rod to move downward, and then drives the square box to move downward, and at this time, the blade is placed on the top of the square box to lift the blade.

[0009] Optionally, a threaded barrel is connected to each of the four corners on the top of the base, and a ground drilling rod is screwed in the threaded barrel.

[0010] By adopting the above technical scheme, since the threaded barrel and the ground drilling rod are screwed together, the ground drilling rod rotates in the threaded barrel and moves downward until the bottom of the ground drilling rod is inserted into the ground, so that the base is firmly connected with the ground.

[0011] Optionally, a cover plate is mounted on the top of the base, and a through hole is formed in the middle of the cover plate and matched with the screw rod.

[0012] By adopting the above technical scheme, the motor can be better protected by the cover plate.

[0013] Optionally, a track is connected to the top of the cover plate, and a slide bar is mounted on the outer side of the vertical rod and slidably matched with the track.

[0014] By adopting the above technical scheme, when the vertical rod moves up and down, the slide bar can slide in the track, and the vertical rod can be limited to avoid rotating with the screw rod.

[0015] Optionally, a plurality of screw rods are arranged between the bottom of the motor and the inner bottom wall of the base.

[0016] By adopting the above technical scheme, the motor is conveniently mounted in the base by the screw rods.

[0017] Optionally, an installation plate is connected to the top of the vertical rod, and the top of the installation plate is screwed with the bottom of the square box.

[0018] By adopting the above technical scheme, the square box is conveniently disassembled and assembled, so that the square box is more firmly installed and the stability of the device is increased.

[0019] Optionally, the top of the square box is connected with a rubber ring, one side of the square box is provided with a vacuum pump, the side of the square box away from the vacuum pump is provided with a valve, and the side of the vacuum pump away from the square box is connected with a power line.

[0020] By adopting the above technical scheme, the vacuum pump is opened, the air in the square box is exhausted through the valve, the square box is in a vacuum state, the sliding of the blade during the supporting process due to the fact that the blade is not in a horizontal state is avoided, and the square box and the blade are closely attached to each other due to the arrangement of the rubber ring, and the safety of the device is improved.

[0021] Optionally, a limiting plate is connected between the vacuum pump and the square box, and a screw hole is formed in the middle of the limiting plate.

[0022] By adopting the above technical scheme, the screw is arranged in the screw hole of the limiting plate, the connection between the vacuum pump and the square box is firm, and the stability of the device is improved.

[0023] To sum up, the utility model has at least one of the following beneficial effects:

[0024] The distance between the four bases can be adjusted by the cooperation of the long barrel, the rotating rod and the long rod, the length of the device can be adjusted according to the size of the blade, the device can be suitable for supporting blades of different models, and the practicability and universality of the device are improved.

[0025] The air in the square box can be exhausted, the square box is in a vacuum state, the sliding of the blade during the supporting process due to the fact that the blade is not in a horizontal state is avoided, and the safety of the device is improved. DRAWINGS

[0026] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0027] Figure 1 It is a whole structure schematic view of the utility model;

[0028] Figure 2 It is an explosion structure schematic view of the base of the utility model;

[0029] Figure 3 It is an explosion structure schematic view of the square box of the utility model;

[0030] Figure 4 The telescopic mechanism explosion structure schematic view of the utility model.

[0031] In the drawing: 1, base; 2, motor; 3, vertical rod; 4, square box; 5, vacuum pump; 6, long barrel; 7, threaded barrel; 8, earth boring rod; 9, cover plate; 10, track; 11, screw rod; 12, screw rod; 13, slide bar; 14, mounting plate; 15, rubber ring; 16, valve; 17, power cord; 18, limiting plate; 19, rotating rod; 20, long rod. DETAILED DESCRIPTION

[0032] The following will be combined with the attached Figures 1-4 The utility model is further explained in detail.

[0033] Please refer to the drawing in the specification Figure 1 And Figure 2 An embodiment provided by the utility model: a wind power blade lifting device, four groups of base 1 are provided with threaded barrels 7 at the four corners of the top of the base 1, and the threaded barrels 7 are internally screwed with earth boring rods 8. Since the threaded barrels 7 and the earth boring rods 8 are threadedly connected, the earth boring rods 8 rotate and move downward in the threaded barrels 7 until the bottom of the earth boring rods 8 is inserted into the ground, so that the base 1 is firmly connected with the ground.

[0034] Please refer to the drawing in the specification Figure 1 And Figure 2 The inside of the four groups of base 1 is threadedly installed with motors 2, and a plurality of screw rods 12 are arranged between the bottom of the motor 2 and the inner bottom wall of the base 1. Through the arrangement of the screw rod 12, the motor 2 is conveniently installed in the inside of the base 1. The top of the four groups of motor 2 is fixedly installed with screw rods 11, the top of the base 1 is threadedly installed with cover plates 9, and the middle of the cover plate 9 is provided with through holes matched with the screw rods 11. Through the arrangement of the cover plate 9, the motor 2 can be better protected.

[0035] Please refer to the drawing in the specification Figure 1 And Figure 2 The outside of the four groups of screw rods 11 is screw-connected with vertical rods 3, the top of the cover plate 9 is vertically connected with tracks 10, and the outside of the vertical rod 3 is installed with slide bars 13 slidingly matched with the tracks 10. When the vertical rod 3 moves up and down, the slide bar 13 can slide in the inside of the track 10, so that the vertical rod 3 can be limited, and the vertical rod 3 can be prevented from rotating with the screw rod 11.

[0036] Please refer to the drawing in the specification Figure 1 And Figure 2The top of the vertical rod 3 is provided with a square box 4, the top of the vertical rod 3 is connected with a mounting plate 14, the top of the mounting plate 14 is connected with the bottom of the square box 4. The square box 4 is convenient to disassemble and assemble, and the square box 4 is installed more firmly, thereby increasing the stability of the device.

[0037] Please refer to the drawings of the specification Figure 1 and Figure 3 The top of the square box 4 is fixedly connected with a rubber ring 15, one side of the square box 4 is provided with a vacuum pump 5, the side of the square box 4 away from the vacuum pump 5 is provided with a valve 16, and the side of the vacuum pump 5 away from the square box 4 is connected with a power line 17. The vacuum pump 5 is opened, the air in the square box 4 is exhausted through the valve 16, the square box 4 is in a vacuum state, the blade is not in a horizontal state during the supporting process, and the sliding of the blade is avoided. At the same time, the setting of the rubber ring 15 can make the square box 4 and the blade fit more closely, thereby increasing the safety of the device.

[0038] Please refer to the drawings of the specification Figure 1 and Figure 3 The vacuum pump 5 and the square box 4 are connected with a limiting plate 18, and a screw hole is formed in the middle of the limiting plate 18. By setting the bolt in the screw hole of the limiting plate 18, the vacuum pump 5 and the square box 4 can be connected more firmly, thereby increasing the stability of the device.

[0039] Please refer to the drawings of the specification Figure 1 and Figure 4 The four groups of bases 1 are provided with telescopic mechanisms. The telescopic mechanism comprises a long barrel 6, the long barrel 6 is threadedly installed on the side of the base 1, the long barrel 6 is slidably installed with a long rod 20, the end of the long rod 20 away from the long barrel 6 is threadedly connected with the side of the adjacent base 1, and the top of the cover plate 9 is screw-connected with a rotating rod 19.

[0040] The electrical components appearing in this paper are all connected with the main controller and 220V mains of the outside world, and the main controller can be a conventional known device such as a computer.

[0041] Working principle: in use, first, according to the size of the blade, the distance between the four bases 1 is adjusted, the operator pulls the long rod 20 to slide in the long barrel 6, and when the required position is adjusted, the rotating rod 19 is screwed into the inside of the long barrel 6, thereby the long rod 20 can be fixed, so that the device can support the blade more firmly.

[0042] Secondly, the operator rotates the earth boring rod 8, since the screw barrel 7 and the earth boring rod 8 are threadedly connected, the earth boring rod 8 rotates and moves downward in the inside of the screw barrel 7 until the bottom of the earth boring rod 8 is inserted into the ground, so that the base 1 is connected with the ground firmly, and the phenomenon that the base 1 shakes in use is avoided.

[0043] Then, according to the need, open motor 2, motor 2 work when driving screw 11 rotates, screw 11 rotates drive vertical rod 3 to move down, until vertical rod 3 falls to the lowest position, to the lowest position, the blade is placed on the upper surface of the square box 4, through the square box 4 to the wind turbine blade lifting work.

[0044] Finally, start vacuum pump 5, through the valve 16 empty the air in the square box 4, make the square box 4 in a vacuum state, avoid the blade in the support process, because the blade is not in the horizontal state, and cause the blade to slide the condition occurs, at the same time through the setting of rubber ring 15, can make the square box 4 and blade between the close is more closely, increase the safety of the device.

[0045] The above are the preferred embodiments of the present application, not limited by this, the scope of protection of the present application, therefore: all equivalent changes made according to the structure, shape, principle of the present application, should be covered within the scope of protection of the present application.

Claims

1. A wind turbine blade lifting device comprising four groups of pedestals (1), characterized in that: Four groups of the inside of the base (1) are installed with motor (2), four groups of the top of the motor (2) are installed with lead screw (11), four groups of the outside of the lead screw (11) are all screwed with vertical rod (3), four groups of the top of the vertical rod (3) are installed with square box (4), four groups of the base (1) between are all provided with telescopic mechanism; The telescopic mechanism includes long barrel (6), the long barrel (6) is installed in the side of base (1), the inside of long barrel (6) is installed with long rod (20), the end of long rod (20) away from long barrel (6) is connected with the side of adjacent base (1), the top of cover plate (9) is screwed with rotating rod (19).

2. A wind turbine blade lifting device according to claim 1, characterised in that: The top of the base (1) is connected with threaded cylinder (7) in four corners, the inside of threaded cylinder (7) is screwed with earth boring rod (8).

3. A wind turbine blade lifting device according to claim 1, characterised in that: The top of the base (1) is installed with cover plate (9), the middle of cover plate (9) is provided with through hole matched with lead screw (11).

4. A wind turbine blade lifting device according to claim 3, characterised in that: The top of cover plate (9) is connected with track (10), the outside of vertical rod (3) is installed with sliding bar (13) sliding matched with track (10).

5. A wind turbine blade lifting device according to claim 1, characterised in that: The bottom of motor (2) and the inner bottom wall of base (1) are provided with several screw rods (12).

6. A wind turbine blade lifting device according to claim 1, characterised in that: The top of vertical rod (3) is connected with mounting plate (14), the top of mounting plate (14) is screwed with the bottom of square box (4).

7. A wind turbine blade lifting device according to claim 1, characterised in that: The top of square box (4) is connected with rubber ring (15), one side of square box (4) is installed with vacuum pump (5), the side of square box (4) away from vacuum pump (5) is provided with valve (16), the side of vacuum pump (5) away from square box (4) is connected with power line (17).

8. A wind turbine blade lifting device according to claim 7, characterised in that: The limit plate (18) is connected between vacuum pump (5) and square box (4), and the middle of limit plate (18) is provided with silk hole.

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