Efficient heat dissipation device for fan gear box
By designing a heat dissipation device with filter plates and scrapers on the fan gearbox, the dust blockage problem is solved, and efficient heat dissipation effect is achieved, ensuring the stability of the internal temperature of the gearbox and the normal operation of the equipment.
Patent Information
- Application Number
- CN202420922551.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-30
AI Technical Summary
During operation, the fan gearbox is severely heated due to high speed and large loads. The air inlets and outlets of existing cooling equipment are easily blocked by dust, which affects the circulation of the air and leads to poor heat dissipation effect.
An efficient heat dissipation device for fan gearbox is designed. By installing pipes at the bottom and top of the gearbox, filter plates and circular holes are provided in the pipelines. The motor drives the fan to blow out the high-temperature gas, and the scraper is driven through the linkage assembly and connecting rod. Clean impurities and dust on the outer wall of the pipe to ensure smooth gas.
Effectively maintain the appropriate internal temperature of the gearbox, ensure the unobstructed gas, avoid dust clogging, and extend the service life of the equipment.
Smart Images
Figure CN222185722U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of heat dissipation devices for fan gear boxes, in particular to a high-efficiency heat dissipation device for fan gear boxes. Background Art
[0002] The gearbox is an important mechanical component that is widely used in wind turbines. Its main function is to transmit the power generated by the wind wheel under the action of wind to the generator and make it obtain the corresponding speed. Since the wind turbine gearbox has a large load and a high speed, it generates severe heat during operation, which can easily cause the unit to operate at limited power and shut down due to failure. The gearbox needs to be cooled in time.
[0003] Some existing cooling devices use exhaust fans to discharge the high temperature inside the gear box to achieve the purpose of cooling. However, during long-term use, the air inlet and outlet of the cooling device will be blocked by dust, affecting the circulation of air.
[0004] Therefore, it is necessary to provide a high-efficiency heat dissipation device for a fan gearbox to solve the above technical problems. Utility Model Content
[0005] The utility model provides a high-efficiency heat dissipation device for a fan gear box, which solves the problem that the air inlet and the air outlet of the cooling equipment may be blocked by dust, thus affecting the circulation of the air.
[0006] In order to solve the above technical problems, the utility model provides a high-efficiency heat dissipation device for a fan gear box, comprising: a gear box, a pipe 1 and a pipe 2 are fixedly installed at the bottom and the top of the gear box respectively, a filter plate is installed at the bottom of the pipe 1, a plurality of groups of circular holes are evenly opened on the side wall of the pipe 2, a mounting plate is fixedly installed on the inner wall of the pipe 1, a motor is installed on the top of the mounting plate, the output end of the motor passes through the mounting plate, the side wall of the motor is rotatably connected to the mounting plate, a fan is fixedly installed at the output end of the motor, a rotating shaft 1 is fixedly installed at the bottom of the fan, the rotating shaft 1 passes through the filter plate and is rotatably connected to the filter plate, and the bottom of the rotating shaft 1 A limiting groove 2 is provided, and a limiting block 1 is plugged in the inside of the limiting groove 2. A scraper 1 is fixedly installed on the outer wall of the limiting block 1, and the scraper 1 is in close contact with the bottom of the filter plate. A rotating shaft 2 is fixedly installed on the bottom of the rotating shaft 1. A baffle is rotatably connected to the side wall of the rotating shaft 2, and the baffle is in close contact with the bottom of the rotating shaft 1. A rectangular block is fixedly installed on the bottom of the baffle. A linkage component is connected to the output end of the motor, and the linkage component is connected to a connecting rod. The other end of the connecting rod is connected to a scraper 2, and the scraper 2 is in close contact with the outer wall of the second pipe. A limiting rod is fixedly installed on the outer wall of the gear box, and the limiting rod is slidably connected to the connecting rod.
[0007] Preferably, the linkage assembly includes pulley 1, a belt, a round rod, pulley 2, a reciprocating screw and a threaded sleeve, the side wall of pipe 1 is provided with a rectangular groove, pulley 2 is fixedly connected to the output end of the motor, and a rectangular plate is fixedly installed on the side wall of the gear box.
[0008] Preferably, the rectangular plate is rotatably connected to the round rod, the first pulley is fixedly connected to the lower end of the round rod, and the belt is installed between the first pulley and the second pulley.
[0009] Preferably, the reciprocating screw is provided at the upper end of the round rod, the threaded sleeve is threadedly connected to the reciprocating screw, and the outer wall of the threaded sleeve is fixedly connected to the connecting rod.
[0010] Preferably, a limiting groove 1 is provided on the side wall of the other end of the connecting rod close to the scraper plate 2, and a limiting block 2 is fixedly installed on the outer wall of the scraper plate 2, and the limiting block 2 is plug-connected with the limiting groove 1.
[0011] Compared with the related art, the high-efficiency heat dissipation device for the fan gearbox provided by the utility model has the following beneficial effects:
[0012] The utility model provides a high-efficiency heat dissipation device for a fan gear box. The motor drives the fan to rotate through the output end to blow the high-temperature gas inside the gear box out of the filter plate, thereby ensuring that the temperature inside the gear box always maintains a suitable temperature. At the same time, the output end of the motor drives the scraper plate 2 to continuously slide up and down along the outer wall of the pipe 2 through a linkage component and a connecting rod, thereby cleaning up impurities blocked inside the circular hole and allowing the air intake of the pipe 2 to be unobstructed. The output end of the motor drives the scraper plate 1 through a rotating shaft 1 to continuously scrape off the dust attached to the outer wall of the filter plate, thereby allowing the filter plate to discharge the high-temperature gas normally to the outside all the time. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 A schematic structural diagram of a preferred embodiment of a high-efficiency heat dissipation device for a fan gearbox provided by the utility model;
[0014] Figure 2 for Figure 1 A schematic diagram of the internal structure of a pipeline shown;
[0015] Figure 3 for Figure 1 A schematic diagram of the structure of the bottom structure of the filter plate shown;
[0016] Figure 4 for Figure 1 An enlarged schematic diagram of part A is shown;
[0017] Figure 5 for Figure 2 An enlarged schematic diagram of part B is shown;
[0018] Figure 6 for Figure 3 An enlarged schematic diagram of part C is shown.
[0019] Numbers in the figure: 1, gear box, 2, pipe 1, 3, filter plate, 4, linkage assembly, 41, pulley 1, 42, belt, 43, round rod, 44, pulley 2, 45, reciprocating screw, 46, threaded sleeve, 5, rectangular plate, 6, connecting rod, 7, limit rod, 8, rectangular groove, 9, scraper 1, 10, scraper 2, 11, pipe 2, 12, round hole, 13, motor, 14, mounting plate, 15, fan, 16, shaft 1, 17, limit block 1, 18, rectangular block, 19, shaft 2, 20, baffle, 21, limit block 2, 22, limit slot 1, 23, limit slot 2. DETAILED DESCRIPTION
[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.
[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of a high-efficiency heat dissipation device for a fan gearbox provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the internal structure of a pipeline shown; Figure 3 for Figure 1 A schematic diagram of the structure of the bottom structure of the filter plate shown; Figure 4 for Figure 1 An enlarged schematic diagram of part A is shown; Figure 5 for Figure 2 An enlarged schematic diagram of part B is shown; Figure 6 for Figure 3The enlarged schematic diagram of part C is shown. The high-efficiency heat dissipation device for the fan gearbox comprises: a gearbox 1, a pipe 2 and a pipe 2 11 are fixedly installed at the bottom and top of the gearbox 1 respectively, a filter plate 3 is installed at the bottom of the pipe 2, a plurality of groups of circular holes 12 are evenly provided on the side wall of the pipe 2 11, a mounting plate 14 is fixedly installed on the inner wall of the pipe 2, a motor 13 is installed on the top of the mounting plate 14, the output end of the motor 13 passes through the mounting plate 14, the side wall of the motor 13 is rotatably connected to the mounting plate 14, a fan 15 is fixedly installed at the output end of the motor 13, a rotating shaft 16 is fixedly installed at the bottom of the fan 15, the rotating shaft 16 passes through the filter plate 3 and is rotatably connected to the filter plate 3, a limiting groove 23 is provided at the bottom of the rotating shaft 16, the limiting groove The second 23 is internally plugged and connected to a limiting block 17, a scraper 9 is fixedly installed on the outer wall of the limiting block 17, and the scraper 9 is in contact with the bottom of the filter plate 3, a rotating shaft 2 is fixedly installed on the bottom of the rotating shaft 16, a baffle 20 is rotatably connected to the side wall of the rotating shaft 19, and the baffle 20 is in contact with the bottom of the rotating shaft 16, a rectangular block 18 is fixedly installed on the bottom of the baffle 20, and the baffle 20 has a notch, the output end of the motor 13 is connected to a linkage component 4, the linkage component 4 is connected to a connecting rod 6, the other end of the connecting rod 6 is connected to a scraper 2 10, the scraper 2 10 is in contact with the outer wall of the pipe 2 11, a limiting rod 7 is fixedly installed on the outer wall of the gear box 1, and the limiting rod 7 is slidably connected to the connecting rod 6.
[0022] The linkage assembly 4 includes a pulley 1 41, a belt 42, a round rod 43, a pulley 2 44, a reciprocating screw 45 and a threaded sleeve 46. A rectangular groove 8 is provided on the side wall of the pipe 1 2. The pulley 2 44 is fixedly connected to the output end of the motor 13. A rectangular plate 5 is fixedly installed on the side wall of the gear box 1.
[0023] The rectangular plate 5 is rotatably connected to the round rod 43 , the pulley 1 41 is fixedly connected to the lower end of the round rod 43 , and the belt 42 is installed between the pulley 1 41 and the pulley 2 44 .
[0024] The reciprocating screw rod 45 is provided at the upper end of the round rod 43, the threaded sleeve 46 is threadedly connected to the reciprocating screw rod 45, and the outer wall of the threaded sleeve 46 is fixedly connected to the connecting rod 6. When the fan 15 rotates, the pulley 44 drives the pulley 41 to rotate continuously through the belt 42, so that the reciprocating screw rod 45 on the round rod 43 rotates continuously, and the threaded sleeve 46 drives the scraper 2 10 through the connecting rod 6 to continuously scrape the outer wall of the circular hole 12 to clean the dust.
[0025] The side wall of the other end of the connecting rod 6 close to the scraper 10 is provided with a limiting groove 22, and the outer wall of the scraper 10 is fixedly installed with a limiting block 21, and the limiting block 21 is plug-connected with the limiting groove 22. The setting of the limiting block 21 and the limiting groove 22 facilitates the installation and disassembly of the scraper 10.
[0026] The working principle of the high-efficiency heat dissipation device for the fan gear box provided by the utility model is as follows: the motor 13 drives the fan 15 to rotate through the output end to blow the high-temperature gas inside the gear box 1 out of the filter plate 3 (to ensure that the internal temperature of the gear box 1 always maintains a suitable temperature), and at the same time, the output end of the motor 13 drives the scraper 10 to continuously slide up and down along the outer wall of the pipe 11 through the linkage component 4 and the connecting rod 6, so that the impurities blocked in the circular hole 12 can be cleaned up (to make the pipe 11 unobstructed for air intake), and the output end of the motor 13 drives the scraper 9 to continuously scrape off the dust attached to the outer wall of the filter plate 3 through the rotating shaft 16 (so that the filter plate 3 can always discharge the temperature normally to the outside).
[0027] Compared with the related art, the high-efficiency heat dissipation device for the fan gearbox provided by the utility model has the following beneficial effects:
[0028] The motor 13 drives the fan 15 to rotate through the output end to blow the high-temperature gas inside the gear box 1 out of the filter plate 3, ensuring that the temperature inside the gear box 1 always maintains a suitable temperature. At the same time, the output end of the motor 13 drives the scraper 10 to continuously slide up and down along the outer wall of the pipe 11 through the linkage component 4 and the connecting rod 6, which can clean up the impurities blocked in the circular hole 12 and make the pipe 11 unobstructed. The output end of the motor 13 drives the scraper 9 through the rotating shaft 16 to continuously scrape off the dust attached to the outer wall of the filter plate 3, so that the filter plate 3 can always discharge the high-temperature gas normally.
[0029] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A high-efficiency heat dissipation device for a fan gearbox, characterized in that: The invention comprises: a gear box, a pipe 1 and a pipe 2 are fixedly installed at the bottom and the top of the gear box respectively, a filter plate is installed at the bottom of the pipe 1, a plurality of groups of round holes are evenly opened on the side wall of the pipe 2, a mounting plate is fixedly installed on the inner wall of the pipe 1, a motor is installed on the top of the mounting plate, the output end of the motor passes through the mounting plate, the side wall of the motor is rotatably connected to the mounting plate, a fan is fixedly installed at the output end of the motor, a rotating shaft 1 is fixedly installed at the bottom of the fan, the rotating shaft 1 passes through the filter plate and is rotatably connected to the filter plate, a limiting groove 2 is opened at the bottom of the limiting groove 2 The motor is connected with a limit block 1 by plugging and connecting the limit block 1, and a scraper 1 is fixedly installed on the outer wall of the limit block 1, and the scraper 1 is in close contact with the bottom of the filter plate. A rotating shaft 2 is fixedly installed on the bottom of the rotating shaft 1, and a baffle is rotatably connected to the side wall of the rotating shaft 2, and the baffle is in close contact with the bottom of the rotating shaft 1. A rectangular block is fixedly installed on the bottom of the baffle, and a linkage component is connected to the output end of the motor, and the linkage component is connected to a connecting rod, and the other end of the connecting rod is connected to a scraper 2, and the scraper 2 is in close contact with the outer wall of the pipe 2. A limit rod is fixedly installed on the outer wall of the gear box, and the limit rod is slidably connected to the connecting rod.
2. The high-efficiency heat dissipation device for a fan gearbox according to claim 1, characterized in that: The linkage assembly includes a first pulley, a belt, a round rod, a second pulley, a reciprocating screw and a threaded sleeve. A rectangular groove is opened on the side wall of the first pipe. The second pulley is fixedly connected to the output end of the motor. A rectangular plate is fixedly installed on the side wall of the gear box.
3. The high-efficiency heat dissipation device for a fan gearbox according to claim 2, characterized in that: The rectangular plate is rotatably connected to the round rod, the first pulley is fixedly connected to the lower end of the round rod, and the belt is installed between the first pulley and the second pulley.
4. The high-efficiency heat dissipation device for a fan gearbox according to claim 3, characterized in that: The reciprocating screw rod is arranged at the upper end of the round rod, the threaded sleeve is threadedly connected with the reciprocating screw rod, and the outer wall of the threaded sleeve is fixedly connected with the connecting rod.
5. The high-efficiency heat dissipation device for a fan gearbox according to claim 1, characterized in that: The side wall of the other end of the connecting rod close to the scraper plate 2 is provided with a limiting groove 1, and the outer wall of the scraper plate 2 is fixedly installed with a limiting block 2, and the limiting block 2 is plug-connected with the limiting groove 1.