Wind turbine generator blade deicing device

Abstract

The utility model discloses a wind turbine generator blade deicing device, which relates to the technical field of blade deicing and comprises an unmanned aerial vehicle, a photovoltaic panel is fixedly mounted at the upper end of the unmanned aerial vehicle, a battery is arranged behind the photovoltaic panel, the battery is fixedly mounted at the upper end of the unmanned aerial vehicle, a first camera is fixedly mounted at the front end of the unmanned aerial vehicle, and a second camera is fixedly mounted at the rear end of the unmanned aerial vehicle. A second camera is fixedly mounted at the rear end of the unmanned aerial vehicle, a connecting rod is fixedly connected to the lower end of the unmanned aerial vehicle, a supporting seat is fixedly connected to the lower end of the connecting rod, and a spraying assembly is arranged at the upper end of the supporting seat. The deicing agent in the liquid storage tank is pumped out through the liquid pump through the first guide pipe and the second guide pipe, finally, the deicing agent is sprayed to the frozen blade through the spray head, if an ice layer is thick, hot air can be blown to the frozen position through the draught fan, the draught fan heats cold air into hot air through the electric heater, and therefore the frozen blade can be rapidly melted.

Description

Technical Field

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

[0002] A wind turbine is a system that converts the kinetic energy of wind into electrical energy. The working environment of a wind turbine is outdoors where wind resources are relatively abundant.

[0003] Blades are important components of wind turbines. In areas with high altitudes and low temperatures, ice may form on the surface of the blades of wind turbines. Ice on the surface of the blades may change their aerodynamic characteristics, reduce the lift they generate, and thus reduce the ability to rotate the impeller, thereby reducing the power generation efficiency of the generator set. Based on this, the present invention provides a wind turbine blade deicing device to solve the above-mentioned problems. Utility Model Content

[0004] In order to solve the above technical problems, a wind turbine blade deicing device is provided. This technical solution solves the problem mentioned in the above background technology that the blades are important components of the wind power generation group. In areas with high altitudes and low temperatures, the blade surfaces of the wind power generation group may be iced. The ice on the blade surfaces may change its aerodynamic characteristics and reduce the lift it generates, thereby reducing the ability to rotate the impeller, and further reducing the power generation efficiency of the generator set.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: a wind turbine blade deicing device, including a drone, a photovoltaic panel is fixedly installed on the upper end of the drone, a battery is arranged behind the photovoltaic panel, the battery is fixedly installed on the upper end of the drone, a first camera is fixedly installed on the front end of the drone, a second camera is fixedly installed on the rear end of the drone, a connecting rod is fixedly connected to the lower end of the drone, a support seat is fixedly connected to the lower end of the connecting rod, a spraying assembly is arranged on the upper end of the support seat, and a heating assembly is arranged behind the spraying assembly;

[0006] Wherein, the spray assembly includes a liquid storage tank, which is fixedly installed on the upper end of the support seat, and a liquid pump is fixedly installed on the upper end of the support seat. The liquid pump is located in front of the liquid storage tank, and the input end of the liquid pump is fixedly connected to a first conduit, and the other end of the first conduit is connected to the interior of the liquid storage tank.

[0007] Preferably, the output end of the liquid pump is fixedly connected to a second conduit, and the other end of the second conduit is fixedly connected to a nozzle.

[0008] Preferably, a plurality of mounting seats are fixedly mounted on the upper end of the support seat, and the lower end of the surface of the second conduit is fixedly mounted on the upper end of the support seat through the mounting seats.

[0009] Preferably, the upper end of the liquid storage tank is fixedly connected to a feed pipe, and the upper end of the feed pipe is threadedly connected to a sealing cover.

[0010] Preferably, the heating component comprises a fan, the fan is fixedly mounted on the upper end of the support seat, the output end of the fan is fixedly connected to a connection frame, and the rear end of the connection frame is fixedly connected to an air outlet pipe.

[0011] Preferably, a support plate is fixedly connected to the interior of the connection frame, and a support rod is fixedly connected to the rear end of the support plate.

[0012] Preferably, the support rod extends into the interior of the air outlet duct, a plurality of reinforcing rods are fixedly connected to the outer surface of the support rod, the other end of the reinforcing rod is fixedly installed on the inner wall of the air outlet duct, and an electric heater is fixedly sleeved on the outer surface of the support rod.

[0013] Compared with the prior art, the utility model provides a wind turbine blade deicing device having the following features:

[0014] Beneficial effects:

[0015] The utility model uses a drone to fly to the vicinity of frozen blades, uses a liquid pump to extract the deicing agent in the liquid storage tank through a first conduit and a second conduit, and finally uses a nozzle to spray the deicing agent onto the frozen blades. If the ice layer is thick, hot air can be blown to the frozen area through a fan. The fan heats the cold air into hot air through an electric heater, so that the frozen blades can be quickly melted. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the UAV in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the spraying assembly in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the heating component in the utility model.

[0020] The numbers in the figure are:

[0021] 1. Drone; 2. Photovoltaic panel; 3. Battery; 4. First camera; 5. Second camera; 6. Connecting rod; 7. Support base;

[0022] 8. Spraying assembly; 801. Liquid storage tank; 802. Feed pipe; 803. Sealing cover; 804. Liquid pump; 805. First conduit; 806. Second conduit; 807. Spray head; 808. Mounting seat;

[0023] 9. Heating assembly; 901. Fan; 902. Connection frame; 903. Support plate; 904. Air outlet pipe; 905. Support rod; 906. Electric heater; 907. Reinforcement rod. DETAILED DESCRIPTION

[0024] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0025] Reference Figure 1-4 As shown, a wind turbine blade deicing device includes a drone 1, a photovoltaic panel 2 is fixedly installed on the upper end of the drone 1, a battery 3 is arranged behind the photovoltaic panel 2, the photovoltaic panel 2 and the battery 3 are connected by a wire, the battery 3 is used to store the electric energy generated by the photovoltaic panel 2, the battery 3 is fixedly installed on the upper end of the drone 1, a first camera 4 is fixedly installed on the front end of the drone 1, a second camera 5 is fixedly installed on the rear end of the drone 1, when a spraying component 8 is used, it is necessary to observe through the first camera 4, and when a heating component 9 is used, it is necessary to observe through the second camera 5, the lower end of the drone 1 is fixedly connected with a connecting rod 6, the lower end of the connecting rod 6 is fixedly connected with a supporting seat 7, the upper end of the supporting seat 7 is provided with a spraying component 8, and the rear end of the spraying component 8 is provided with a heating component 9, wherein the spraying component 8 includes a liquid storage tank 801, and the liquid storage tank 801 is fixedly installed on the supporting seat 7. The upper end of the seat 7 and the upper end of the liquid storage tank 801 are fixedly connected with a feed pipe 802, through which the required deicing agent is added to the interior of the liquid storage tank 801. The deicing agent is a glycol-based solution, which is sprayed on the ice layer through the cooperation of a liquid pump 804, a first conduit 805, a second conduit 806 and a nozzle 807. After being sprayed on the surface of the ice layer, the glycol solution absorbs heat from the environment and forms a layer of liquid glycol solution on the surface of the ice layer, thereby causing the temperature of the ice layer surface to rise, exceeding the freezing point, and then causing the ice layer to melt. The upper end of the feed pipe 802 is threadedly connected with a sealing cover 803, and the upper end of the support seat 7 is fixedly installed with a liquid pump 804, which is located in front of the liquid storage tank 801, and the input end of the liquid pump 804 is fixedly connected with the first conduit 805, and the other end of the first conduit 805 is connected to the interior of the liquid storage tank 801.

[0026] Reference Figure 3-4As shown, the output end of the liquid pump 804 is fixedly connected to the second conduit 806, and the other end of the second conduit 806 is fixedly connected to the nozzle 807. The nozzle 807 sprays the deicing agent evenly onto the surface of the blade through the nozzle to ensure that the deicing agent covers the entire surface of the blade, thereby effectively removing the ice layer. A plurality of mounting seats 808 are fixedly installed on the upper end of the support seat 7. The lower end of the surface of the second conduit 806 is fixedly installed on the upper end of the support seat 7 through the mounting seat 808. The heating component 9 includes a fan 901, which is fixedly installed on the upper end of the support seat 7. The output end of the fan 901 is fixedly connected to a connecting frame 902. The connecting frame 902 The rear end is fixedly connected to an air outlet duct 904, and an electric heater 906 arranged inside the air outlet duct 904 can convert the cold air blown out by the fan 901 into hot air and blow it out from the other end of the air outlet duct 904, thereby accelerating the melting of the ice layer on the blades. The interior of the connecting frame 902 is fixedly connected to a support plate 903, and the rear end of the support plate 903 is fixedly connected to a support rod 905, and the support rod 9056 extends into the interior of the air outlet duct 904. The outer surface of the support rod 905 is fixedly connected to a plurality of reinforcing rods 907, and the other end of the reinforcing rod 907 is fixedly installed on the inner wall of the air outlet duct 904, and the outer surface of the support rod 905 is fixedly sleeved with an electric heater.

[0027] The working principle and use process of the utility model are as follows: when in use, the sealing cover 803 is opened, the deicing agent is added into the liquid storage tank 801 through the feeding pipe 802, and then the sealing cover 803 is tightened. The remote controller of the drone 1 is used to control the drone 1 to approach the wind turbine blades that need to be de-iced, and the ice layer on the blades is observed through the first camera 4. The liquid pump 804 extracts the deicing agent through the first conduit 805 and the second conduit 806, and sprays the deicing agent from the nozzle 807 to the blades with the ice layer attached. When the ice layer is thick, the angle is changed by the cooperation of the remote controller of the drone 1 and the second camera 5, and the cold air is heated into hot air by the cooperation of the fan 901 and the electric heater 906, and blown to the ice layer from the end of the air outlet pipe 904 to accelerate the melting of the ice layer.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A wind turbine blade deicing device, characterized in that: The invention comprises an unmanned aerial vehicle (1), wherein a photovoltaic panel (2) is fixedly mounted on the upper end of the unmanned aerial vehicle (1), a battery (3) is arranged behind the photovoltaic panel (2), and the battery (3) is fixedly mounted on the upper end of the unmanned aerial vehicle (1), a first camera (4) is fixedly mounted on the front end of the unmanned aerial vehicle (1), and a second camera (5) is fixedly mounted on the rear end of the unmanned aerial vehicle (1), a connecting rod (6) is fixedly connected to the lower end of the unmanned aerial vehicle (1), a supporting seat (7) is fixedly connected to the lower end of the connecting rod (6), a spraying assembly (8) is arranged on the upper end of the supporting seat (7), and a heating assembly (9) is arranged behind the spraying assembly (8); The spray assembly (8) comprises a liquid storage tank (801), the liquid storage tank (801) is fixedly mounted on the upper end of the support seat (7), a liquid pump (804) is fixedly mounted on the upper end of the support seat (7), the liquid pump (804) is located in front of the liquid storage tank (801), an input end of the liquid pump (804) is fixedly connected to a first conduit (805), and the other end of the first conduit (805) is connected to the interior of the liquid storage tank (801).

2. A wind turbine blade deicing device according to claim 1, characterized in that: The output end of the liquid pump (804) is fixedly connected to a second conduit (806), and the other end of the second conduit (806) is fixedly connected to a nozzle (807).

3. A wind turbine blade deicing device according to claim 2, characterized in that: A plurality of mounting seats (808) are fixedly mounted on the upper end of the support seat (7), and the lower end of the surface of the second conduit (806) is fixedly mounted on the upper end of the support seat (7) via the mounting seats (808).

4. A wind turbine blade deicing device according to claim 1, characterized in that: The upper end of the liquid storage tank (801) is fixedly connected to a feed pipe (802), and the upper end of the feed pipe (802) is threadedly connected to a sealing cover (803).

5. A wind turbine blade deicing device according to claim 1, characterized in that: The heating component (9) comprises a fan (901), wherein the fan (901) is fixedly mounted on the upper end of the support seat (7), the output end of the fan (901) is fixedly connected to a connection frame (902), and the rear end of the connection frame (902) is fixedly connected to an air outlet pipe (904).

6. A wind turbine blade deicing device according to claim 5, characterized in that: A support plate (903) is fixedly connected inside the connection frame (902), and a support rod (905) is fixedly connected to the rear end of the support plate (903).

7. A wind turbine blade deicing device according to claim 6, characterized in that: The support rod (905) extends into the interior of the air outlet duct (904), and a plurality of reinforcing rods (907) are fixedly connected to the outer surface of the support rod (905). The other end of the reinforcing rod (907) is fixedly installed on the inner wall of the air outlet duct (904), and an electric heater (906) is fixedly sleeved on the outer surface of the support rod (905).

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