Wind driven generator hub construction platform

Abstract

The utility model relates to the technical field of wind driven generator assembly, in particular to a wind driven generator hub construction platform which comprises an installation platform, an installation device and a supporting stand column. The mounting device is arranged on the mounting platform, the mounting device comprises a first lifting mechanism, a rotating mechanism and a hub mounting seat which are sequentially arranged from bottom to top, a hub of the wind driven generator is arranged on the hub mounting seat to be connected with blades, and the supporting stand column is arranged at the bottom of the mounting platform. According to the wind driven generator hub construction platform, the installation platform is provided with the installation device, the installation device comprises the first lifting mechanism, the rotating mechanism and the hub installation base which are sequentially arranged from bottom to top, when the wind driven generator hub construction platform is used, a wind driven generator hub is arranged on the hub installation base, and blades are hoisted through the hoisting mechanism; and the height and angle of the fan generator hub can be adjusted through the first lifting mechanism and the rotating mechanism, so that butt joint with blades is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of wind turbine assembly, and more specifically, to a construction platform for a wind turbine hub. Background Technique

[0002] The assembly of the hub and the blades is an important link in the assembly process of the wind turbine. The commonly used assembly method is to fix the hub on the installation platform and then hoist the blades. Therefore, a suitable and stable installation platform is the basis for the assembly of the wind turbine hub and blades.

[0003] In the prior art, such as the utility model patents with the publication numbers of CN205533020U and CN210757329U, a construction platform for a wind turbine hub is disclosed. The technologies disclosed in the above patents cannot adapt to the current installation environment of wind power generation equipment. The prior art directly uses a crane to hoist the hub for assembly and hoists the whole on the vertical pole. During the installation of the hub, due to the difficulty of hoisting adjustment, the installation working hours are long and the installation is not convenient. Content of the Utility Model

[0004] The utility model aims to provide a construction platform for a wind turbine hub that can solve the above problems, aiming at overcoming the problem that the existing construction platform for a wind turbine hub directly uses a crane to hoist the hub for assembly, which is not convenient for the hub to be aligned with the blades.

[0005] A construction platform for a wind turbine hub includes an installation platform, an installation device, and a support column. The installation device is arranged on the installation platform. The installation device includes a first lifting mechanism, a rotating mechanism, and a hub mounting seat arranged in sequence from bottom to top. The wind power generation hub is arranged on the hub mounting seat for connection with the blades, and the support column is arranged at the bottom of the installation platform.

[0006] Further, the first lifting mechanism includes a hydraulic cylinder and a base. The hydraulic cylinder is vertically installed on the installation platform. The base is installed above the hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected to the bottom surface of the base.

[0007] Further, the three hydraulic cylinders are distributed in an equilateral triangle.

[0008] Further, the rotating mechanism includes a rotating seat, a first gear, a motor, and a second gear. The rotating seat is arranged between the hub mounting seat and the base. The upper end of the rotating seat is fixedly connected to the hub mounting seat, and the lower end is rotatably connected to the base. The first gear is fixedly sleeved on the rotating seat. The motor is installed on the base, and the second gear is fixed on the output shaft of the motor and meshes with the first gear.

[0009] Furthermore, the support columns are arranged at the four corners of the bottom surface of the installation platform, and diagonal bracing rods are arranged between adjacent support columns.

[0010] Furthermore, a caster is installed at the lower end of the support column.

[0011] Furthermore, the caster includes a mounting plate, a turntable, a caster wheel, an upper support, a lower support, and a second lifting mechanism. The mounting plate is connected to the support column. The turntable is rotatably arranged below the mounting plate. The caster wheel is rotatably installed below the turntable. The upper support, the lower support, and the second lifting mechanism are arranged on the side of the caster wheel. The upper support is connected to the turntable. The second lifting mechanism is arranged between the upper support and the lower support.

[0012] Furthermore, a ladder is also included, and the ladder is arranged between the installation platform and the ground.

[0013] Furthermore, the ladder is detachably connected to the installation platform, and a caster is arranged at the bottom of the ladder.

[0014] Furthermore, a fence is arranged on the outer periphery of the top surface of the installation platform.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] In the wind turbine hub construction platform of the present utility model, an installation platform is provided, and an installation device is arranged on the installation platform. The installation device includes a first lifting mechanism, a rotating mechanism, and a hub mounting seat arranged in sequence from bottom to top. During use, the wind turbine hub is arranged on the hub mounting seat, and the blades are lifted by a hoisting mechanism. The height and angle of the wind turbine generator hub can be adjusted through the first lifting mechanism and the rotating mechanism, so as to facilitate the docking with the blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0018] Figure 1 is the overall structural schematic diagram of the wind turbine hub construction platform in the embodiment of the present utility model.

[0019] Figure 2 is the overall structural schematic diagram of the wind turbine hub construction platform from another perspective in the embodiment of the present utility model.

[0020] Figure 3 is the partial structural schematic diagram of the wind turbine hub construction platform in the embodiment of the present utility model.

[0021] Figure 4 It is a schematic structural diagram of a caster wheel in an embodiment of the present utility model.

[0022] In the figure: 1, installation platform; 2, wind power generation hub; 3, support column; 4, hydraulic cylinder; 5, base; 6, rotating seat; 7, first gear; 8, motor; 9, second gear; 10, inclined pull rod; 11, caster wheel; 1101, mounting plate; 1102, turntable; 1103, casters; 1104, upper support; 1105, lower support; 1106, upper support arm; 1107, lower support arm; 1108, lead screw; 1109, left handle; 1110, connecting piece; 12, ladder; 13, fence; 14, hanging rod; 15, hanging ring; 16, hub mounting seat. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0024] As Figure 1 、 Figure 2 shown, the construction platform of the wind turbine hub in this embodiment includes an installation platform 1, an installation device, and a support column 3. The installation device is arranged on the installation platform 1, and the installation device includes a first lifting mechanism, a rotating mechanism, and a hub mounting seat 16 arranged in sequence from bottom to top. The wind power generation hub 2 is arranged on the hub mounting seat 16 for connection with the blades, and the support column 3 is arranged at the bottom of the installation platform 1.

[0025] In this embodiment, as Figure 3 shown, the first lifting mechanism includes a hydraulic cylinder 4 and a base 5. The hydraulic cylinder 4 is vertically installed on the installation platform 1, the base 5 is installed above the hydraulic cylinder 4, and the output end of the hydraulic cylinder 4 is fixedly connected to the bottom surface of the base 5. Preferably, the three hydraulic cylinders 4 are distributed in an equilateral triangle.

[0026] The rotating mechanism includes a rotating base 6, a first gear 7, a motor 8, and a second gear 9. The rotating base 6 is arranged between the hub mounting seat 16 and the base 5. The upper end of the rotating base 6 is fixedly connected to the hub mounting seat 16, and the lower end is rotatably connected to the base 5. Preferably, a bearing is fixedly embedded in the top surface of the base 5, and the lower end of the rotating base 6 is fixedly connected to this bearing. The first gear 7 is fixedly sleeved on the rotating base 6. The motor 8 is vertically and fixedly installed on the base 5, and the output shaft of the motor 8 is arranged upward. The second gear 9 is fixed to the output shaft of the motor 8 and meshes with the first gear 7. Thus, the motor 8 drives the second gear 9 to rotate, and the second gear 9 drives the first gear 7 to rotate, finally realizing the rotation of the rotating base 6 and the hub mounting seat 16.

[0027] In the construction platform for the wind turbine hub in this embodiment, an installation platform 1 is provided, and an installation device is arranged on the installation platform 1. The installation device includes a first lifting mechanism, a rotating mechanism, and a hub mounting seat 16 arranged in sequence from bottom to top. During use, the wind turbine hub 2 is arranged on the hub mounting seat 16, and the blades are lifted by a hoisting mechanism. The height and angle of the wind turbine hub can be adjusted through the first lifting mechanism and the rotating mechanism, so as to facilitate the docking with the blades.

[0028] In this embodiment, the support columns 3 are arranged at the four corners of the bottom surface of the installation platform 1, and diagonal braces 10 are arranged between adjacent support columns 3, thereby enhancing the stability of the support columns 3. The lower ends of the support columns 3 are installed with Fukuma wheels 11, thereby facilitating the movement of the installation platform 1 and the support columns 3, and also facilitating the fixation of the support columns 3 at a certain place.

[0029] Specifically, as Figure 4 shown, the Fukuma wheel 11 includes a mounting plate 1101, a turntable 1102, a caster 1103, an upper support 1104, a lower support 1105, and a second lifting mechanism. The mounting plate 1101 is connected to the support column 3. The turntable 1102 is rotatably arranged below the mounting plate 1101. The caster 1103 is rotatably installed below the turntable 1102. The upper support 1104, the lower support 1105, and the second lifting mechanism are arranged on the side of the caster 1103. The upper support 1104 is connected to the turntable 1102, and the second lifting mechanism is arranged between the upper support 1104 and the lower support 1105.

[0030] The second lifting mechanism includes 4 upper support arms 1106 located on both sides and symmetric to each other and 4 lower support arms 1107 located on both sides and symmetric to each other. The upper end of each upper support arm 1106 is hinged to the upper support foot, the lower end of each lower support arm 1107 is hinged to the lower support foot, and the lower end of the upper support arm 1106 on the same side is hinged to the upper end of the lower support arm 1107 on that side.

[0031] The second lifting mechanism further includes a lead screw 1108, a left handle 1109 and a right handle. A connecting member 1110 is provided between the lower ends of two upper support arms 1106 on the same side. The two ends of the connecting member 1110 are hinged to the lower ends of the upper support arms 1106. The lead screw 1108 penetrates through the two connecting members 1110, and the lead screw 1108 is fixedly connected to the left connecting member 1110, and the lead screw 1108 is threadedly connected to the right connecting member 1110. The left handle 1109 and the right handle are respectively fixed to the two ends of the lead screw 1108. By rotating the left handle 1109 or the right handle, the distance between the upper support 1104 and the lower support 1105 is increased or decreased, so that the casters 1103 can support the ground or not support the ground, so as to be able to move or fix the position of the support column 3.

[0032] The wind turbine hub construction platform in this embodiment further includes a ladder 12. The ladder 12 is arranged between the installation platform 1 and the ground, and a Fuma wheel 11 is arranged at the bottom of the ladder 12. Preferably, the ladder 12 is detachably connected to the installation platform 1. Specifically, a hanging rod 14 is arranged on the side of the installation platform 1, and a hanging ring 15 is arranged on the upper part of the ladder 12. The hanging ring 15 is hung on the hanging rod 14, so as to connect the ladder 12 and the installation platform 1.

[0033] In this embodiment, a fence 13 is arranged on the outer periphery of the top surface of the installation platform 1, and the height of the upper end of the fence 13 is lower than the height of the hub mounting seat 16 at the lowest point.

[0034] The working principle of the wind turbine hub construction platform in this embodiment is:

[0035] An installation platform 1 is provided, and an installation device is arranged on the installation platform 1. The installation device includes a first lifting mechanism, a rotating mechanism and a hub mounting seat 16 arranged in sequence from bottom to top. During use, the wind power generation hub 2 is arranged on the hub mounting seat 16, and the blades are lifted by a hoisting mechanism. The height and angle of the wind turbine generator hub can be adjusted through the first lifting mechanism and the rotating mechanism, so as to facilitate docking with the blades.

[0036] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A construction platform for a wind turbine hub, characterized in that Comprising: An installation platform (1); An installation device disposed on the installation platform (1), the installation device including a first lifting mechanism, a rotating mechanism, and a hub mounting seat (16) sequentially arranged from bottom to top, and a wind power generation hub (2) is disposed on the hub mounting seat (16) for connection with blades; and Support columns (3) disposed at the bottom corners of the installation platform (1).

2. The construction platform for the wind turbine hub according to claim 1, wherein The first lifting mechanism includes a hydraulic cylinder (4) and a base (5), the hydraulic cylinder (4) is vertically installed on the installation platform (1), the base (5) is installed above the hydraulic cylinder (4), and the output end of the hydraulic cylinder (4) is fixedly connected to the bottom surface of the base (5).

3. The construction platform for the wind turbine hub according to claim 2, wherein The three hydraulic cylinders (4) are distributed in an equilateral triangle.

4. The construction platform for the wind turbine hub according to claim 3, wherein The rotating mechanism includes a rotating seat (6), a first gear (7), a motor (8), and a second gear (9), the rotating seat (6) is disposed between the hub mounting seat (16) and the base (5), the upper end of the rotating seat (6) is fixedly connected to the hub mounting seat (16), the lower end is rotatably connected to the base (5), the first gear (7) is fixedly sleeved on the rotating seat (6), the motor (8) is installed on the base (5), and the second gear (9) is fixed to the output shaft of the motor (8) and meshes with the first gear (7).

5. The construction platform for the wind turbine hub according to claim 4, characterized in that, The support columns (3) are disposed at the four corners of the bottom surface of the installation platform (1), and diagonal braces (10) are provided between adjacent support columns (3).

6. The construction platform for the wind turbine hub according to claim 5, characterized in that, The lower end of the support column (3) is installed with a furniture caster (11).

7. The construction platform for the wind turbine hub according to claim 6, characterized in that, The furniture caster (11) includes a mounting plate (1101), a turntable (1102), a caster (1103), an upper support (1104), a lower support (1105), and a second lifting mechanism. The mounting plate (1101) is connected to the support column (3), the turntable (1102) is rotatably disposed below the mounting plate (1101), the caster (1103) is rotatably installed below the turntable (1102), the upper support (1104), the lower support (1105), and the second lifting mechanism are disposed on the side of the caster (1103), the upper support (1104) is connected to the turntable (1102), and the second lifting mechanism is disposed between the upper support (1104) and the lower support (1105).

8. The construction platform for the wind turbine hub according to claim 1, wherein, It further includes a ladder (12), and the ladder (12) is disposed between the installation platform (1) and the ground.

9. The construction platform for the wind turbine hub according to claim 8, wherein, The ladder (12) is detachably connected to the installation platform (1), and furniture casters (11) are provided at the bottom of the ladder (12).

10. The construction platform for the wind turbine hub according to claim 1, characterized in that, A fence (13) is provided on the outer periphery of the top surface of the installation platform (1).

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