Gear box with lubricating function for wind power operation

Abstract

The utility model discloses a gearbox with a lubricating function for wind power operation, which belongs to the technical field of wind driven generators and comprises a base, and the top of the base is fixedly connected with a supporting block, a first fixing block and a second fixing block. According to the gear box with the lubricating function for wind power operation, firstly, a plug body is separated from the liquid inlet pipe in an inserted mode, then lubricating oil enters the oil storage tank through the liquid inlet pipe, impurities in the lubricating oil can be left on the filtering frame, then the filtering frame is taken down from the liquid inlet pipe and cleaned, and then the filtering frame is reset; the arc-shaped surface of the clamping block is extruded, so that the clamping block is shrunk into the liquid inlet pipe, then the clamping block is inserted into the filter frame through the matching of the elastic force of an auxiliary spring, and the limiting of the filter frame is realized through the matching of a limiting plate, so that the damage of impurities in lubricating oil to internal parts of the gear box is effectively avoided, and the service life of the gear box is prolonged. And the practicability of the gear box for wind power operation is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of wind turbines, and specifically relates to a gearbox for wind power operation with a lubrication function. Background Technique

[0002] A wind turbine is a power device that converts wind energy into mechanical work. The mechanical work drives the rotor to rotate, and finally outputs alternating current. It mainly consists of a wind wheel, a generator, a tower barrel, a gearbox, a yaw device, a control system and an auxiliary system. During the operation of the traditional gearbox of a wind turbine, lubricating oil often needs to be added to its interior regularly to ensure the normal operation of the gearbox. However, the traditional gearbox often does not have a lubricating oil filtering function. Therefore, impurities in the lubricating oil easily enter the gearbox, causing damage to the internal parts in the gearbox, thus greatly reducing the practicability of the gearbox. Content of the Utility Model

[0003] In order to overcome the above defects, the utility model provides a gearbox for wind power operation with a lubrication function, which solves the problem that the traditional gearbox of a wind turbine often does not have a lubricating oil filtering function, and impurities in the lubricating oil easily cause damage to the internal parts in the gearbox.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: A gearbox for wind power operation with a lubrication function, including a base, on the top of the base, there are fixedly connected a support block, a first fixing block and a second fixing block. On the top of the support block, there is a generator. On the top of the second fixing block and the first fixing block, there is a gearbox. On the top of the gearbox, there are a fuel tank and a first pump. At the bottom of the gearbox, there is a second pump. On both sides of the gearbox, there are heat dissipation fins. On the second pump, there is a return pipe, and on the return pipe, there is a connecting block;

[0005] On the top of the fuel tank, there is a filtering device. In the gearbox, there are a sensor, a first nozzle, a second nozzle and a third nozzle. The filtering device includes a liquid inlet pipe, in which there are a limiting plate, a filtering frame and an auxiliary spring. On the top of the filtering frame, there are a plug body and a connecting rod. One end of the auxiliary spring is provided with a clamping block.

[0006] As a further scheme of the utility model: The generator is installed on the support block and the gearbox. The gearbox is installed on the second fixing block and the first fixing block. The heat dissipation fins are fixedly connected to both sides of the gearbox. The fuel tank, the first pump and the second pump are all fixedly connected to the gearbox.

[0007] As a further solution of the utility model: both ends of the reflux pipe are fixedly connected to the second pump and the oil storage tank respectively, the connecting block is fixedly connected to the gearbox and the connecting block, and the connecting block is arranged on one side of the gearbox, and the inductor is fixedly connected to the bottom of the gearbox.

[0008] As a further solution of the utility model: the first nozzle is fixedly connected to both sides of the gearbox, the second nozzle and the third nozzle are fixedly connected to the top of the gearbox in an inclined shape, the liquid inlet pipe is fixedly connected to the top of the oil storage tank, the limiting plate is fixedly connected to the liquid inlet pipe, and auxiliary grooves are formed at both ends of the filter frame.

[0009] As a further solution of the utility model: the liquid inlet pipe is hollow, the filter frame and the plug body are both inserted into the liquid inlet pipe, the connecting rod is fixedly connected to the top of the plug body, and one end of the clamping block is arc-shaped.

[0010] As a further solution of the utility model: the auxiliary springs are installed on both sides of the liquid inlet pipe, one end of the auxiliary spring is fixedly connected to the clamping block, the clamping block is slidably connected in the liquid inlet pipe, and one end of the clamping block penetrates through the liquid inlet pipe and is inserted into the filter frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. For the gearbox for wind power operation with lubrication function, first, by pulling the connecting rod, the plug body is separated from the insertion of the liquid inlet pipe, and then the lubricating oil enters the oil storage tank through the liquid inlet pipe. Since there is a filter frame in the liquid inlet pipe, the impurities in the lubricating oil will remain on the filter frame. Subsequently, through the cooperation of the auxiliary grooves on the filter frame, it is convenient for the staff to remove the filter frame from the liquid inlet pipe and clean it. Then, the filter frame is reset, and the arc-shaped surface of the clamping block is squeezed, so that the clamping block shrinks into the liquid inlet pipe. Then, through the cooperation of the elastic force of the auxiliary spring, the clamping block is inserted into the filter frame, and through the cooperation of the limiting plate, the limiting of the filter frame is realized. Therefore, it effectively avoids the damage of the impurities in the lubricating oil to the internal parts of the gearbox, and greatly improves the practicability of the gearbox for wind power operation.

[0013] 2. For the gearbox for wind power operation with lubrication function, by setting the first pump, the oil storage tank, the reflux pipe, the second pump, the inductor, the first nozzle, the second nozzle, and the third nozzle, first, by starting the first pump, the lubricating oil in the oil storage tank is sprayed onto the internal parts of the gearbox through the first nozzle, the second nozzle, and the third nozzle. Subsequently, part of the lubricating oil will accumulate at the bottom of the gearbox. Then, through the cooperation of the inductor, the second pump is started, and the lubricating oil flows back to the oil storage tank through the reflux pipe, so as to facilitate the recycling of the lubricating oil and effectively avoid the waste of the lubricating oil. Description of the Drawings

[0014] Figure 1 This is a schematic structural diagram of the present utility model;

[0015] Figure 2 This is a schematic sectional structure diagram of the gearbox of the present utility model;

[0016] Figure 3 This is a schematic structural diagram of the filtering device of the present utility model;

[0017] Figure 4 This is a schematic structural diagram of the auxiliary spring and the clamping block of the present utility model;

[0018] In the figure: 1, base; 2, support block; 3, first fixing block; 4, second fixing block; 5, generator; 6, gearbox; 7, oil storage tank; 8, first pump; 9, filtering device; 901, liquid inlet pipe; 902, plug body; 903, connecting rod; 904, filter frame; 905, limiting plate; 906, auxiliary spring; 907, clamping block; 10, return pipe; 11, connecting block; 12, second pump; 13, inductor; 14, heat dissipation fins; 15, first nozzle; 16, second nozzle; 17, third nozzle. Detailed Description of the Invention

[0019] The technical solutions of this patent will be further described in detail below in conjunction with the specific embodiments.

[0020] As Figures 1-4 shown, the present utility model provides a technical solution: a gearbox for wind power operation with a lubrication function, including a base 1, a support block 2, a first fixing block 3 and a second fixing block 4 are fixedly connected to the top of the base 1, a generator 5 is arranged on the top of the support block 2, the generator 5 is installed on the support block 2 and the gearbox 6, the gearbox 6 is installed on the second fixing block 4 and the first fixing block 3, heat dissipation fins 14 are fixedly connected to both sides of the gearbox 6, an oil storage tank 7, a first pump 8 and a second pump 12 are all fixedly connected to the gearbox 6; the second pump 12 is used to pump the lubricating oil accumulated in the gearbox 6 back to the oil storage tank 7 through the return pipe 10.

[0021] There is a gearbox 6 on the top of the second fixed block 4 and the first fixed block 3. There is an oil storage tank 7 and a first pump 8 on the top of the gearbox 6. There is a second pump 12 at the bottom of the gearbox 6. There are heat dissipation fins 14 on both sides of the gearbox 6. There is a return pipe 10 on the second pump 12. The two ends of the return pipe 10 are respectively fixedly connected to the second pump 12 and the oil storage tank 7. The connecting block 11 is fixedly connected to the gearbox 6 and the connecting block 11, and the connecting block 11 is arranged on one side of the gearbox 6. The sensor 13 is fixedly connected to the bottom of the gearbox 6; the sensor 13 is used to start the operation of the second pump 12 so as to subsequently return the lubricating oil to the oil storage tank 7, and the connecting block 11 is used to fix the return pipe 10 on the gearbox 6.

[0022] There is a connecting block 11 on the return pipe 10. There is a filtering device 9 on the top of the oil storage tank 7. There are a sensor 13, a first nozzle 15, a second nozzle 16 and a third nozzle 17 in the gearbox 6. The first nozzle 15 is fixedly connected to both sides of the gearbox 6. The second nozzle 16 and the third nozzle 17 are fixedly connected to the top of the gearbox 6 in an inclined shape. The liquid inlet pipe 901 is fixedly connected to the top of the oil storage tank 7. The limiting plate 905 is fixedly connected to the liquid inlet pipe 901. Auxiliary grooves are opened at both ends of the filtering frame 904; through the cooperation of the first pump 8, the first nozzle 15, the second nozzle 16 and the third nozzle 17 spray the lubricating oil in the oil storage tank 7 onto the parts inside the gearbox 6.

[0023] The filtering device 9 includes a liquid inlet pipe 901. The liquid inlet pipe 901 is hollow. The filtering frame 904 and the plug body 902 are both inserted into the liquid inlet pipe 901. The connecting rod 903 is fixedly connected to the top of the plug body 902. One end of the clamping block 907 is arc-shaped; the liquid inlet pipe 901 is used to guide the lubricating oil into the oil storage tank 7, and during the movement of the filtering frame 904, the arc surface of the clamping block 907 will be squeezed, so that it shrinks into the liquid inlet pipe 901, thus facilitating the staff to clean the filtering frame 904.

[0024] There are a limiting plate 905, a filtering frame 904 and an auxiliary spring 906 in the liquid inlet pipe 901. The auxiliary spring 906 is installed on both sides of the liquid inlet pipe 901. One end of the auxiliary spring 906 is fixedly connected to the clamping block 907. The clamping block 907 is slidably connected in the liquid inlet pipe 901, and one end of the clamping block 907 penetrates through the liquid inlet pipe 901 and is inserted into the filtering frame 904. There are a plug body 902 and a connecting rod 903 on the top of the filtering frame 904. One end of the auxiliary spring 906 is provided with the clamping block 907; the elastic force of the auxiliary spring 906 is used to make the clamping block 907 inserted into the filtering frame 904, and with the assistance of the limiting plate 905, the filtering frame 904 is limited.

[0025] The working principle of the utility model is as follows: First, pull the connecting rod 903 to remove the plug body 902, and then let the lubricating oil enter the storage oil tank 7 through the liquid inlet pipe 901. The filter frame 904 in the liquid inlet pipe 901 will filter the lubricating oil, and the lubricating oil impurities will remain on the filter frame 904. Then, remove the filter frame 904 from the liquid inlet pipe 901 and clean it. Then, reset the filter frame 904. During the movement of the filter frame 904, the arc surface of the clamping block 907 will be squeezed, so that the clamping block 907 contracts into the liquid inlet pipe 901. Then, with the cooperation of the elastic force of the auxiliary spring 906, the clamping block 907 is inserted into the filter frame 904. With the assistance of the limiting plate 905, the filter frame 904 is limited. Then, insert the plug body 902 into the liquid inlet pipe 901 and start the first pump 8, so that the lubricating oil is sprayed onto the parts inside the gearbox 6. Then, part of the lubricating oil will accumulate at the bottom of the gearbox 6. Then, with the cooperation of the inductor 13, start the second pump 12 to make the lubricating oil flow back to the storage oil tank 7.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection" and "connection" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0027] The above describes the preferred embodiments of the present patent in detail, but the present patent is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various changes can be made without departing from the purpose of the present patent.

Claims

1. A gearbox for wind power operation with lubricating function, comprising a base (1), characterized in that: A support block (2), a first fixed block (3), and a second fixed block (4) are fixedly connected to the top of the base (1). A generator (5) is arranged on the top of the support block (2). A gearbox (6) is arranged on the tops of the second fixed block (4) and the first fixed block (3). An oil storage tank (7) and a first pump (8) are arranged on the top of the gearbox (6). A second pump (12) is arranged at the bottom of the gearbox (6). Heat dissipation fins (14) are arranged on both sides of the gearbox (6). A return pipe (10) is arranged on the second pump (12), and a connection block (11) is arranged on the return pipe (10). A filtering device (9) is arranged on the top of the oil storage tank (7). An inductor (13), a first nozzle (15), a second nozzle (16), and a third nozzle (17) are arranged in the gearbox (6). The filtering device (9) includes a liquid inlet pipe (901). A limiting plate (905), a filtering frame (904), and an auxiliary spring (906) are arranged in the liquid inlet pipe (901). A plug body (902) and a connecting rod (903) are arranged on the top of the filtering frame (904). One end of the auxiliary spring (906) is provided with a clamping block (907).

2. The gearbox for wind power operation with lubrication function according to claim 1, wherein: The generator (5) is installed on the support block (2) and the gearbox (6). The gearbox (6) is installed on the second fixed block (4) and the first fixed block (3). The heat dissipation fins (14) are fixedly connected to both sides of the gearbox (6). The oil storage tank (7), the first pump (8), and the second pump (12) are all fixedly connected to the gearbox (6).

3. The gearbox for wind power operation with lubricating function according to claim 2, characterized in that: Both ends of the return pipe (10) are fixedly connected to the second pump (12) and the oil storage tank (7) respectively. The connection block (11) is fixedly connected to the gearbox (6) and the connection block (11), and the connection block (11) is arranged on one side of the gearbox (6). The inductor (13) is fixedly connected to the bottom of the gearbox (6).

4. A gearbox for wind power operation with lubricating function according to claim 3, characterized in that: The first nozzle (15) is fixedly connected to both sides of the gearbox (6). The second nozzle (16) and the third nozzle (17) are fixedly connected to the top of the gearbox (6) in an inclined shape. The liquid inlet pipe (901) is fixedly connected to the top of the oil storage tank (7). The limiting plate (905) is fixedly connected to the liquid inlet pipe (901). Auxiliary grooves are provided at both ends of the filtering frame (904).

5. A gearbox for wind power operation with lubricating function according to claim 4, characterized in that: The liquid inlet pipe (901) is hollow. The filtering frame (904) and the plug body (902) are both inserted into the liquid inlet pipe (901). The connecting rod (903) is fixedly connected to the top of the plug body (902). One end of the clamping block (907) is arc-shaped.

6. A gearbox for wind power operation with a lubricating function according to claim 5, characterized in that: The auxiliary spring (906) is installed on both sides of the liquid inlet pipe (901). One end of the auxiliary spring (906) is fixedly connected to the clamping block (907). The clamping block (907) is slidably connected in the liquid inlet pipe (901), and one end of the clamping block (907) penetrates through the liquid inlet pipe (901) and is inserted into the filtering frame (904).

Images