Deicing testing device of wind power generation blade

Abstract

The embodiment of the utility model provides a deicing testing device for a wind power generation blade, and relates to the technical field of wind power generation. The deicing testing device for the wind power generation blade comprises a placing device, a blade body is installed on the right side of the placing device, a heating device is installed at the bottom of an inner cavity of the placing device, three supporting assemblies which are arranged in a bilateral symmetry mode are arranged on the outer surface of the blade body, and each supporting assembly comprises a cart. According to the technical scheme, by arranging the supporting assembly, auxiliary supporting and clamping limiting can be effectively carried out on wind power generation blades of different sizes, and it is ensured that the blades are sufficiently and stably supported in the testing process. The height and the clamping width of the supporting assembly can be adjusted according to the specific size of the blade, so that the trouble that a user needs to prepare various supporting objects is avoided, the operation process is simplified, the preparation workload is reduced, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power generation technical field especially is related to a kind of ice removal test device of wind power generation blade. BACKGROUND

[0002] With the sustained growth of global demand for renewable energy, wind power generation, as a clean and sustainable energy form, has rapidly developed in recent years. However, in cold regions, wind turbine generators face a serious challenge: frost in winter can cause wind turbine blades to freeze, which seriously affects power generation efficiency and safety, so wind power generation blades need to be tested for ice removal before use.

[0003] The existing ice removal test device for wind power generation blades faces a significant problem when testing blades of different sizes: because the sizes of the generator blades are different, the user usually needs to place wood or other supports at the bottom surface of the blade to ensure the stability of the blade. This method not only takes time and effort, but also requires the user to prepare a variety of different specifications of supports in advance, increasing the complexity of operation and the amount of preparation work. In addition, during the actual test process, the blade is completely exposed to the air, and if it encounters strong convective air or high wind speed, the blade may shake, which not only affects the accuracy of the test data, but also poses a potential threat to equipment and personnel safety, making it inconvenient to use. SUMMARY

[0004] The utility model aims at providing a kind of ice removal test device of wind power generation blade, can avoid the ice removal test device for wind power generation blade of existing when handling different sizes of blade, need user to prepare a variety of supports to ensure the stability of blade, this is both time-consuming and labor-intensive. In addition, the blade is completely exposed to the air during the test process, and it is easy to shake when encountering strong convection or high wind speed, which affects the accuracy of the test and may endanger the safety of equipment and personnel, making it inconvenient to use.

[0005] The utility model provides a kind of ice removal test device of wind power generation blade, including placing device, the right side of the placing device is installed blade body, the bottom of the inner chamber of the placing device is installed heating device, the outer surface of the blade body is provided with three and is symmetrically arranged support assembly, the support assembly includes trolley, the front and rear sides of the top of the trolley are all connected with slide rod, the outer surface of the slide rod is movably connected with support plate, the top of the trolley is fixedly connected with two and is symmetrically arranged electric telescopic handle, the output end of the electric telescopic handle is fixedly connected with the bottom of support plate.

[0006] In a specific embodiment, the left side of the bottom of the support plate is fixedly connected with mounting box, and the inner chamber of the mounting box is installed with motor.

[0007] In a specific implementation form, the inner cavity of the mounting box is rotatably connected with a rotating rod, and the left end of the rotating rod is fixedly connected with the output shaft of the motor.

[0008] In a specific implementation form, the front and rear sides of the bottom of the supporting plate are fixedly connected with positioning plates, and the left side of each positioning plate is rotatably connected with a running rod.

[0009] In a specific implementation form, the left end of the running rod penetrates into the inner cavity of the mounting box, and the left end of the running rod is rotatably connected with the inner cavity of the mounting box.

[0010] In a specific implementation form, the outer surfaces of the rotating rod and the running rod are respectively provided with belt pulleys, and the two belt pulleys are drivingly connected through a belt.

[0011] In a specific implementation form, the outer surfaces of the rotating rod and the running rod are respectively provided with belt pulleys, and the two belt pulleys are drivingly connected through a belt.

[0012] In a specific implementation form, the outer surface of the running rod is fixedly connected with a pushing frame, and the front and rear sides of the top of the supporting plate are slidingly connected with guide plates.

[0013] In a specific implementation form, the outer surface of the guide plate is fixedly connected with a connecting rod, and the outer surface of the connecting rod is slidingly connected with the inner side of the pushing frame.

[0014] In a specific implementation form, the top of the guide plate is fixedly connected with a welding plate, the outer surface of the welding plate is fixedly connected with a clamping plate, and the inner side of the clamping plate is used in cooperation with the outer surface of the blade body.

[0015] The application has the advantages that: the supporting assembly can effectively assist in supporting and clamping and limiting wind power generation blades of different sizes, ensuring that the blades obtain sufficient stable support during testing. The supporting assembly can adjust the height and clamping width according to the specific size of the blade, thereby avoiding the user's need to prepare multiple supports, simplifying the operation process and reducing the preparation workload. In addition, in the face of strong convection air or high wind speed environment, the supporting assembly can significantly enhance the stability of the blade, prevent it from shaking, ensure the accuracy and reliability of the test data, not only improve the safety of the testing process, but also improve the overall work efficiency, and facilitate use. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be considered as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is an overall structure perspective view of the embodiment of the present application.

[0018] Figure 2 It is a placement device structure side view cross-sectional perspective view of the embodiment of the present application.

[0019] Figure 3 It is an overall assembly state perspective view of the support assembly structure of the embodiment of the present application.

[0020] Figure 4 It is a split state perspective view of the mounting box structure of the embodiment of the present application.

[0021] Figure 5 It is a perspective view of the clamping plate structure of the embodiment of the present application.

[0022] Figure 6 It is a perspective view of the rotating rod structure of the embodiment of the present application.

[0023] Figure 7 It is a perspective view of the support plate structure of the embodiment of the present application.

[0024] Icon: 1, placement device; 2, blade body; 3, heating device; 4, support assembly; 41, cart; 42, sliding rod; 43, support plate; 44, mounting box; 45, motor; 46, rotating rod; 47, positioning plate; 48, running rod; 49, pulley; 410, gear; 411, push frame; 412, guide plate; 413, connecting rod; 414, welded plate; 415, clamping plate; 416, electric telescopic rod. DETAILED DESCRIPTION

[0025] Some wind power blade deicing test devices need users to prepare multiple supports to ensure the stability of the blade when dealing with blades of different sizes, which is time-consuming and laborious. In addition, the blade is completely exposed to the air during the test process and is prone to shaking when encountering strong convection or high wind speed, affecting the accuracy of the test and possibly endangering the safety of the equipment and personnel, which is inconvenient to use. Therefore, the inventor provides a wind power blade deicing test device through the setting of a support assembly, which can effectively assist in supporting and clamping the wind power blade of different volumes, adjust the height and width, simplify the operation and reduce the preparation work. The component can significantly enhance the stability of the blade in a strong convection or high wind speed environment, prevent shaking, ensure the accuracy and safety of the test data, improve the overall work efficiency, and facilitate use, thereby solving the above-mentioned defects.

[0026] Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following examples and features in the examples can be combined with each other.

[0027] Please refer to Figures 1 to 7 The deicing test device for wind power blades provided in the embodiments of the present application comprises a placing device 1, a blade body 2 is installed on the right side of the placing device 1, a heating device 3 is installed at the bottom of the inner cavity of the placing device 1, the heating device 3 comprises a mounting bracket, a fan and a PTC heater, the fan and the PTC heater are connected to the top of the mounting bracket, the fan outlet end is connected to the PTC heater, the fan blows air to the PTC heater to achieve the effect of hot air, and an air inlet cavity for cooperating with the blade body 2 is formed on the right side of the inner cavity of the placing device 1, so that hot air is blown to the blade body 2 to achieve the deicing test effect, which is convenient for testing.

[0028] The PTC heater is composed of a PTC ceramic heating element and an aluminum pipe. It has the characteristics of constant temperature heating, high heat conversion rate, high voltage resistance, small residual current, rapid response time, long service life, etc. It is a corrugated sheet made of aluminum alloy as a radiator. The advantages of the PTC heater are energy saving, no redness when working without open flame, no oxygen consumption, anti-vibration, high safety performance, automatic heating capacity adjustment, and less influence of voltage fluctuation, etc., which have incomparable advantages over other traditional electric heating devices.

[0029] Please refer to Figures 2 to 7The outer surface of the blade body 2 is provided with three support assemblies 4 arranged symmetrically left and right, the support assembly 4 comprises a trolley 41, the front and rear sides of the top of the trolley 41 are connected with slide rods 42, wherein the front and rear sides of the trolley 41 are provided with foot cups in contact with the ground, so as to reinforce the stability of the trolley 41 during use, the outer surface of the slide rod 42 is movably connected with a support plate 43, the top of the trolley 41 is fixedly connected with two electric telescopic rods 416 arranged symmetrically front and rear, the output end of the electric telescopic rod 416 is fixedly connected with the bottom of the support plate 43, the left side of the bottom of the support plate 43 is fixedly connected with a mounting box 44, the inner cavity of the mounting box 44 is provided with a motor 45, the inner cavity of the mounting box 44 is rotatably connected with a rotating rod 46, the left end of the rotating rod 46 is fixedly connected with the output shaft of the motor 45, the front and rear sides of the bottom of the support plate 43 are fixedly connected with positioning plates 47, the left side of the positioning plate 47 is rotatably connected with a running rod 48, the left end of the running rod 48 penetrates into the inner cavity of the mounting box 44, and the left end of the running rod 48 is rotatably connected with the inner cavity of the mounting box 44, and the area of the running rod 48 and the mounting box 44 penetrating contact is sealed, so as to avoid external dust entering the mounting box 44, the outer surfaces of the rotating rod 46 and the running rod 48 are respectively provided with belt pulleys 49, and the two belt pulleys 49 are drivingly connected through a belt;

[0030] Please refer to Figures 3 to 7 The outer surfaces of the rotating rod 46 and the adjacent running rod 48 are respectively connected with gear wheels 410, and the two gear wheels 410 are meshed with each other, the outer surface of the running rod 48 is fixedly connected with a push frame 411, the front and rear sides of the top of the support plate 43 are movably connected with guide plates 412, the outer surface of the guide plate 412 is fixedly connected with a connecting rod 413, the outer surface of the connecting rod 413 is movably connected with the inner side of the push frame 411, the front and rear sides of the support plate 43 are provided with through cavities matched with the push frame 411, the top of the guide plate 412 is fixedly connected with a welding plate 414, the outer surface of the welding plate 414 is fixedly connected with a clamping plate 415, the inner side of the clamping plate 415 is used in cooperation with the outer surface of the blade body 2, and the support assembly 4 located at the center of the blade body 2 is not provided with the clamping plate 415, so as to support the blade body 2 at the center through the support plate 43, and the clamping plate 415 is used for limiting the blade body 2 during the supporting process, so as to avoid the shaking of the blade body 2 due to the influence of the external environment;

[0031] Specifically, the user first adjusts the support assembly 4 to a position suitable for supporting the blade body 2, and then starts the electric telescopic rod 416, the output end of which pushes the support plate 43 to move upward, thereby stably supporting the blade body 2. During the supporting process, the motor 45 is started to drive the rotating rod 46 to rotate, thereby driving the gear 410 and the belt pulley 49 to rotate synchronously. The belt pulley 49 drives one of the running rods 48 to rotate, and the gear 410 drives the other running rod 48 to rotate in the opposite direction. The opposite rotation of the two running rods 48 causes the push frame 411 to swing, and drives the two guide plates 412 to move in opposite or opposite directions through the connecting rod 413. This action further guides the movement of the welding plate 414 and the clamping plate 415, effectively clamps the blade body 2, and ensures the stability and reliability of the blade during the test.

[0032] In summary, the working principle of the ice removal test device for the wind power generation blade according to the embodiment of the present application is as follows: when the user performs ice removal test on the blade body 2, first, the blade body 2 is installed with the placing device 1, after installation, the support assembly 4 is started to assist in supporting and clamping the blade body 2, at this time, the heating device 3 is started to form heating inside the blade body 2, so that the hot air caused by the heating device 3 performs ice removal test on the blade body 2, so as to achieve the test effect, and the user can obtain the test result conveniently.

[0033] The above is only the preferred embodiment of the present application, and is not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A de-icing test device for wind power blades, comprising a placing device (1), characterized in that, The right side of the placement device (1) is provided with a blade body (2), and the bottom of the inner cavity of the placement device (1) is provided with a heating device (3); the outer surface of the blade body (2) is provided with three support assemblies (4) which are symmetrically arranged left and right; the support assembly (4) comprises a cart (41), and the front and rear sides of the top of the cart (41) are connected with sliding rods (42); the outer surface of the sliding rod (42) is movably connected with a support plate (43); the top of the cart (41) is fixedly connected with two electric telescopic rods (416) which are symmetrically arranged front and rear; and the output end of the electric telescopic rod (416) is fixedly connected with the bottom of the support plate (43).

2. A de-icing test device for wind power blades according to claim 1, characterized in that The bottom of the support plate (43) is fixedly connected with a mounting box (44), and the inner cavity of the mounting box (44) is provided with a motor (45).

3. A de-icing test device for wind power blades according to claim 2, characterized in that The inner cavity of the mounting box (44) is rotatably connected with a rotating rod (46), and the left end of the rotating rod (46) is fixedly connected with the output shaft of the motor (45).

4. A de-icing test device for wind power blades according to claim 3, characterized in that The front and rear sides of the bottom of the support plate (43) are fixedly connected with positioning plates (47), and the left side of the positioning plate (47) is rotatably connected with operating rods (48).

5. A de-icing test device for wind power blades according to claim 4, characterized in that The left end of the operating rod (48) penetrates into the inner cavity of the mounting box (44), and the left end of the operating rod (48) is rotatably connected with the inner cavity of the mounting box (44).

6. A de-icing test device for wind power blades according to claim 5, characterized in that The outer surfaces of the rotating rod (46) and the operating rod (48) are respectively provided with belt pulleys (49), and the two belt pulleys (49) are drivingly connected through a belt.

7. A de-icing test device for wind power blades according to claim 6, characterized in that The outer surfaces of the rotating rod (46) and the adjacent operating rod (48) are respectively connected with gear wheels (410), and the two gear wheels (410) are meshed with each other.

8. A de-icing test device for wind power blades according to claim 7, characterized in that The outer surface of the operating rod (48) is fixedly connected with a push frame (411), and the front and rear sides of the top of the support plate (43) are slidably connected with guide plates (412).

9. A de-icing test device for wind power blades according to claim 8, characterized in that The outer surface of the guide plate (412) is fixedly connected with a connecting rod (413), and the outer surface of the connecting rod (413) is slidably connected with the inner side of the push frame (411).

10. A de-icing test device for wind power blades according to claim 9, characterized in that The top of the guide plate (412) is fixedly connected with a welding plate (414), the outer surface of the welding plate (414) is fixedly connected with a clamping plate (415), and the inner side of the clamping plate (415) is used in cooperation with the outer surface of the blade body (2).

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