Wind turbine generator blade heating film laying device

Abstract

The utility model relates to the technical field of heating film laying, and discloses a wind turbine generator blade heating film laying device which comprises a rotary drum, fan blades are fixedly connected to the outer ring of the rotary drum, an installation mechanism is arranged in the outer sides of the fan blades, a positioning mechanism is arranged on the outer side of the installation mechanism, and the installation mechanism comprises a heating assembly and a positioning assembly. The heating assemblies are arranged in the front side and the rear side of the fan blade, the positioning assemblies are arranged on the outer sides of the heating assemblies, and each positioning mechanism comprises a twisting assembly, a fixing assembly and a limiting assembly. According to the wind turbine generator blade heating film laying device, through the arrangement of the mounting mechanism, a worker only needs to clamp an electric heating piece into the front side and the rear side of a fan blade and then move a limiting sliding plate, so that the electric heating piece can be limited, and the electric heating piece is fixed to the front side and the rear side of the fan blade; and the electric heating pieces can continuously heat the fan blades to prevent the surfaces of the fan blades from being frozen to affect subsequent use, and the power generation efficiency of the wind turbine generator in use is improved.

Description

Technical Field

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

[0002] The design of the blades in a wind turbine directly affects the conversion efficiency of wind energy and its annual power generation, and is an important part of wind energy utilization. When a wind turbine is operating in a cold climate, severe ice will form on the blade surface, affecting the rotation speed of the wind turbine during use, and further affecting the power generation efficiency of the wind turbine during use.

[0003] During production, the blades need to be covered with a heating film on their surface to achieve the effect of melting ice. The blades are generally large in area and volume and have curved surfaces. The heating film may not fit completely on the blade surface and cannot effectively heat the blades to prevent ice from forming. Utility Model Content

[0004] The utility model aims to provide a device for laying heating film on blades of a wind turbine generator set to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for laying heating film on blades of a wind turbine, comprising a rotating drum, the outer ring of which is fixedly connected to fan blades, an installation mechanism is arranged inside the outer side of the fan blades, and a positioning mechanism is arranged outside the installation mechanism.

[0006] The installation mechanism includes a heating component and a positioning component. The heating component is arranged on the front and rear sides of the fan blade, and the positioning component is arranged on the outside of the heating component.

[0007] The positioning mechanism comprises a twisting assembly, a fixing assembly and a limiting assembly. The twisting assembly is arranged inside the outer side of the positioning assembly, the fixing assembly is arranged inside the positioning assembly, and the limiting assembly is arranged outside the fixing assembly.

[0008] Preferably, the heating assembly comprises an electric heating plate, which is clamped in the front and rear sides of the fan blade. A limiting slide is provided on the outer side of the electric heating plate, and the limiting slide is slidably connected in the front and rear sides of the fan blade.

[0009] Preferably, the positioning assembly includes a lever, which is fixedly connected to the outside of the limiting slide, and is slidably connected to the outside of the fan blade, and a sliding groove is provided on the front and rear sides of the fan blade corresponding to the position of the lever.

[0010] Preferably, the torsion assembly comprises a fixed screw barrel, the fixed screw barrel is fixedly connected in the shifting rod, the inner circle of the fixed screw barrel is threadedly connected to the threaded rotating shaft, and the outer side of the threaded rotating shaft is fixedly connected with a torsion disk.

[0011] Preferably, the fixing assembly includes a clamping shaft, which is rotatably connected to the inner end of the threaded shaft, a pressure plate is fixedly connected to the inner side of the clamping shaft, a rubber protrusion is fixedly connected to the inner side of the pressure plate, and the inner side of the rubber protrusion fits with the outer side of the electric heating plate.

[0012] Preferably, the limiting assembly includes a limiting slide rod, which is fixedly connected to the outer side of the pressure plate at the left and right sides of the threaded shaft, the limiting slide rod is slidably connected in the lever, and the outer side of the limiting slide rod is fixedly connected to a limiting plate.

[0013] Compared with the prior art, the utility model provides a device for laying heating film on blades of wind turbines, which has the following beneficial effects:

[0014] 1. The wind turbine blade heating film laying device, through the installation mechanism set up, the staff only needs to clamp the electric heating plate into the front and rear sides of the fan blade and then move the limiting slide to complete the limiting of the electric heating plate, so that the electric heating plate is fixed at the front and rear sides of the fan blade, so that the electric heating plate can continuously heat the fan blade to avoid ice on the surface of the fan blade affecting subsequent use, thereby increasing the power generation efficiency of the wind turbine when in use.

[0015] 2. The wind turbine blade heating film laying device has a positioning mechanism. The staff only needs to rotate the torsion plate to drive the pressure plate to move inward, so that the pressure plate contacts the outer side of the electric heating plate through the rubber bump to complete the fixing of the electric heating plate, which increases the stability of the electric heating plate after installation and prevents the electric heating plate from falling off due to the rotation of the fan blades after installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 It is a front schematic diagram of the utility model;

[0018] Figure 2 Schematic diagram of the main structure of the fan blade;

[0019] Figure 3 It is a schematic diagram of the partial structure of the installation mechanism and the positioning mechanism;

[0020] Figure 4 This is a partial structural sectional view of the utility model;

[0021] Figure 5 It is the exploded diagram of the positioning mechanism part structure;

[0022] Figure 6 This is an exploded diagram of the inner structure of the positioning mechanism.

[0023] In the figure: 1. mounting mechanism; 11. heating component; 1101. electric heating plate; 1102. limiting slide plate; 12. positioning component; 1201. lever; 1202. slide groove; 2. positioning mechanism; 21. twisting component; 2101. fixing screw barrel; 2102. threaded shaft; 2103. torsion plate; 22. fixing component; 2201. clamping shaft; 2202. pressure plate; 2203. rubber bump; 23. limiting component; 2301. limiting slide rod; 2302. limiting plate; 3. rotating barrel; 31. fan blade. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The utility model provides a technical solution:

[0027] Embodiment 1

[0028] Combination Figures 1 to 4 A device for laying a heating film for blades of a wind turbine generator system includes a rotating drum 3, an outer ring of which is fixedly connected with a fan blade 31, an installation mechanism 1 is arranged inside the outer side of the fan blade 31, and a positioning mechanism 2 is arranged outside the installation mechanism 1.

[0029] The mounting mechanism 1 includes a heating component 11 and a positioning component 12 . The heating component 11 is arranged inside the front and rear sides of the fan blade 31 , and the positioning component 12 is arranged outside the heating component 11 .

[0030] The heating component 11 includes an electric heating plate 1101, which is clamped in the front and rear sides of the fan blade 31. A limiting slide 1102 is arranged on the outer side of the electric heating plate 1101. The limiting slide 1102 is slidably connected to the front and rear sides of the fan blade 31. The positioning component 12 includes a lever 1201, which is fixedly connected to the outer side of the limiting slide 1102. The lever 1201 is slidably connected to the outer side of the fan blade 31. A sliding groove 1202 is provided on the front and rear sides of the fan blade 31 corresponding to the position of the lever 1201.

[0031] Furthermore: the staff only needs to clamp the electric heating plate 1101 into the front and rear sides of the fan blade 31 and then move the limiting slide 1102 to complete the limiting of the electric heating plate 1101, so that the electric heating plate 1101 is fixed at the front and rear sides of the fan blade 31, so that the electric heating plate 1101 can continuously heat the fan blade 31 to avoid icing on the surface of the fan blade 31 affecting subsequent use, thereby increasing the power generation efficiency of the wind turbine when in use.

[0032] Embodiment 2

[0033] See also Figures 1 to 6 On the basis of the first embodiment, it is further obtained that the positioning mechanism 2 includes a torsion component 21, a fixing component 22 and a limiting component 23, the torsion component 21 is arranged inside the outer side of the positioning component 12, the fixing component 22 is arranged inside the positioning component 12, and the limiting component 23 is arranged outside the fixing component 22.

[0034] The torsion assembly 21 includes a fixed screw barrel 2101, which is fixedly connected to the inside of the lever 1201. The inner circle of the fixed screw barrel 2101 is threadedly connected to the threaded shaft 2102. The outer side of the threaded shaft 2102 is fixedly connected to a torsion disk 2103. The fixed assembly 22 includes a clamping shaft 2201, which is rotatably connected to the inner end of the threaded shaft 2102. The inner side of the clamping shaft 2201 is fixedly connected to a pressure plate 2202. The inner side of the pressure plate 2202 is fixedly connected to a rubber bump 2203. The inner side of the rubber bump 2203 fits the outer side of the electric heating plate 1101. The limiting assembly 23 includes a limiting slide bar 2301, which is fixedly connected to the outer side of the pressure plate 2202 and is located on the left and right sides of the threaded shaft 2102. The limiting slide bar 2301 is slidably connected to the lever 1201, and the outer side of the limiting slide bar 2301 is fixedly connected to the limiting plate 2302.

[0035] Furthermore: the staff only needs to rotate the torsion disk 2103 to drive the pressure plate 2202 to move inward, so that the pressure plate 2202 contacts the outer side of the electric heating plate 1101 through the rubber protrusion 2203 to complete the fixing of the electric heating plate 1101, thereby increasing the stability of the electric heating plate 1101 after installation, and preventing the electric heating plate 1101 from falling off due to the rotation of the fan blades 31 after installation.

[0036] In actual operation, when this device is used, when the electric heating plate 1101 needs to be installed, the staff first clamps the electric heating plate 1101 on the front and rear sides of the fan blade 31, and then the staff moves the levers 1201 on the upper and lower sides inward, and then the staff rotates the torsion plate 2103. The rotation of the torsion plate 2103 drives the threaded shaft 2102 to rotate, and the threaded shaft 2102 rotates inward on the inner circle of the fixed screw barrel 2101. The threaded shaft 2102 moves inward through the clamping shaft 2201 and drives the pressure plate 2202 to move inward. The inward movement of the pressure plate 2202 drives the rubber protrusion 2203 to move inward and contact the outer side of the electric heating plate 1101. At this time, the fixing work of the electric heating plate 1101 is completed, and the installation work of the electric heating plate 1101 is completed.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A device for laying a heating film on a blade of a wind turbine generator system, comprising a rotating drum (3), characterized in that: The outer ring of the rotating drum (3) is fixedly connected with a fan blade (31), the outer side of the fan blade (31) is provided with a mounting mechanism (1), and the outer side of the mounting mechanism (1) is provided with a positioning mechanism (2); The mounting mechanism (1) comprises a heating component (11) and a positioning component (12), wherein the heating component (11) is arranged inside the front and rear sides of the fan blade (31), and the positioning component (12) is arranged outside the heating component (11); The heating assembly (11) comprises an electric heating plate (1101), the electric heating plate (1101) is clamped inside the front and rear sides of the fan blade (31), a limiting slide plate (1102) is arranged outside the electric heating plate (1101), and the limiting slide plate (1102) is slidably connected inside the front and rear sides of the fan blade (31); The positioning mechanism (2) comprises a twisting assembly (21), a fixing assembly (22) and a limiting assembly (23); the twisting assembly (21) is arranged inside the outer side of the positioning assembly (12); the fixing assembly (22) is arranged inside the positioning assembly (12); and the limiting assembly (23) is arranged outside the fixing assembly (22).

2. A wind turbine blade heating film laying device according to claim 1, characterized in that: The positioning assembly (12) comprises a lever (1201), wherein the lever (1201) is fixedly connected to the outside of the limiting slide plate (1102), and the lever (1201) is slidably connected to the inside of the outside of the fan blade (31), and a sliding groove (1202) is provided on the front and rear sides of the fan blade (31) corresponding to the position of the lever (1201).

3. A wind turbine blade heating film laying device according to claim 1, characterized in that: The torsion assembly (21) comprises a fixed screw barrel (2101), wherein the fixed screw barrel (2101) is fixedly connected to the inside of the shifting rod (1201), the inner circle of the fixed screw barrel (2101) is threadedly connected to the threaded rotating shaft (2102), and the outer side of the threaded rotating shaft (2102) is fixedly connected to a torsion disc (2103).

4. A wind turbine blade heating film laying device according to claim 1, characterized in that: The fixing assembly (22) comprises a clamping shaft (2201), wherein the clamping shaft (2201) is rotatably connected to the inner end of the threaded rotating shaft (2102), a pressure plate (2202) is fixedly connected to the inner side of the clamping shaft (2201), a rubber protrusion (2203) is fixedly connected to the inner side of the pressure plate (2202), and the inner side of the rubber protrusion (2203) is in contact with the outer side of the electric heating plate (1101).

5. A wind turbine blade heating film laying device according to claim 1, characterized in that: The limiting assembly (23) comprises a limiting slide bar (2301), wherein the limiting slide bar (2301) is fixedly connected to the outside of the pressure plate (2202) and is located on the left and right sides of the threaded shaft (2102), the limiting slide bar (2301) is slidably connected inside the shifting rod (1201), and the outside of the limiting slide bar (2301) is fixedly connected to a limiting plate (2302).

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