Sealing protection device for bearing of wind driven generator

Abstract

The utility model discloses a wind driven generator bearing sealing protection device which comprises a protection shell, an outer shell is fixedly connected to the outer side of the protection shell, sliding rods are slidably connected to the outer side of the protection shell and located in the outer shell at equal intervals, and one end of each sliding rod extends into the protection shell and is fixedly connected with a clamping block. First rotating shafts are rotationally connected into the shell at equal intervals, and first gears are fixedly connected to the outer sides of the first rotating shafts. According to the bearing sealing protection device of the wind driven generator, second teeth can drive a third gear to rotate by rotating a circular ring, the third gear can drive a first rotating shaft to rotate, and the first rotating shaft can drive a first gear to rotate synchronously; and then the first gear drives the sliding rod to move synchronously through the first teeth, so that the sliding rod drives the clamping block to move synchronously to clamp and fix the bearing.

Description

Technical Field

[0001] The utility model relates to the technical field of bearings, in particular to a wind turbine bearing sealing and protection device. Background Art

[0002] Bearings are an important component in modern mechanical equipment. Their main function is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotation accuracy.

[0003] Patent document No. 202321957012.4 discloses a wind turbine bearing sealing protection device, comprising: a protection mechanism, a sealing mechanism provided at the top of the protection mechanism, the protection mechanism including a protective shell, a fixed base provided at the bottom of the protective shell, and four clamping rings provided on the inner side of the protective shell; in the utility model, the installed protection mechanism can better protect the generator bearing, prevent damage to the generator bearing by the outside world, and ensure the safety of the generator bearing during transportation. In addition, since the protection mechanism has a buffering effect, the safety of the generator bearing can be further improved. The installed sealing mechanism can seal and protect the generator bearing, preventing corrosion of the generator bearing by external water or other corrosive substances, thereby reducing the life of the generator bearing, thereby improving the protection effect of the generator bearing and making it more convenient for users to use. However, during use, when clamping the bearing, it is necessary to rotate the threaded rotating rod in sequence to enable the clamping ring to clamp and fix the bearing. At the same time, it is impossible to ensure that each bearing can be fixed in the center position during the rotation of the threaded rotating rod. To address the above problems, we have introduced a wind turbine bearing sealing protection device. Utility Model Content

[0004] The utility model discloses a wind turbine bearing sealing protection device, which aims to solve the technical problem that during the clamping process of the bearing, it is necessary to rotate the threaded rotating rod in sequence so that the clamping ring can clamp and fix the bearing, and at the same time, it is impossible to ensure that each bearing can be fixed in the center position during the rotation of the threaded rotating rod.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] The cam is fixedly provided with a toothed plate, and the toothed plate is fixedly provided with a toothed plate, and the toothed plate is meshed with the toothed plate.

[0007] Through the setting, by rotating the ring, the second tooth can drive the third gear to rotate, the third gear can drive the first rotating shaft to rotate, and the first rotating shaft can drive the first gear to rotate synchronously, and then the first gear drives the sliding rod to move synchronously through the first tooth, so that it drives the clamping block to move synchronously to clamp the bearing.

[0008] In a preferred solution, a sliding column is fixedly connected to the bottom of the inner wall of the protective shell, a cross slot is provided on the top of the sliding column, a cross block is slidably connected to the inner wall of the cross slot, and a protective plate is fixedly connected to the outer side of the cross block and located on the outer side of the sliding column.

[0009] Through the arrangement, after the bearing is placed inside the protective shell, the cross block is slid into the inside of the cross slot, thereby driving the protective plate to slide.

[0010] In a preferred solution, a thread groove is provided at the bottom of the inner wall of the cross groove, and a bolt is rotatably connected to the top of the cross block. The bottom of the bolt extends to the bottom of the cross block and cooperates with the thread groove.

[0011] By setting, the protection plate can be fixed by threading the bolts with the thread grooves to protect the bearings.

[0012] In a preferred solution, a second rotating shaft is rotatably connected to the interior of the housing, a second gear is fixedly connected to the outer side of the second rotating shaft, and the second gear is meshed with the second teeth.

[0013] Through the arrangement, the second rotating shaft is rotated to drive the second gear to rotate, so that the second gear drives the ring to rotate through the second teeth.

[0014] In a preferred solution, the top of the second rotating shaft extends to the upper side of the housing and is fixedly connected to the rotating disk, and one end of the sliding rod is fixedly connected to a limiting block.

[0015] Through the arrangement, the second rotating shaft can be driven to rotate by rotating the turntable.

[0016] In a preferred solution, sealing rings are provided on the bottom of the protection plate and the top of the protection shell.

[0017] By setting, the protection plate and the protection shell can be sealed by the sealing ring.

[0018] The utility model provides a wind turbine bearing sealing protection device with the following advantages:

[0019] First, by rotating the ring, the second teeth can drive the third gear to rotate, and the third gear can drive the first shaft to rotate, so that the first shaft can drive the first gear to rotate synchronously, and then the first gear drives the sliding rod to move synchronously through the first teeth, so that it drives the clamping block to move synchronously to clamp the bearing;

[0020] Secondly, after placing the bearing inside the protective shell, the cross block is slid into the cross groove, thereby driving the protective plate to slide, and the bolt is threadedly connected to the thread groove to fix the protective plate to protect the bearing. By rotating the second shaft, the second gear is driven to rotate, and the ring is driven to rotate through the second teeth. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of a wind turbine bearing sealing protection device proposed by the present invention.

[0022] Figure 2 The utility model is a cross-sectional perspective schematic diagram of a wind turbine bearing sealing protection device.

[0023] Figure 3 The utility model is a cross-sectional side view of a wind turbine bearing sealing protection device.

[0024] Figure 4 The utility model is a schematic cross-sectional front view of a wind turbine bearing sealing protection device.

[0025] In the accompanying drawings: 1. Protective shell; 2. Slide rod; 3. Clamping block; 4. First tooth; 5. Outer shell; 6. First rotating shaft; 7. First gear; 8. T-slot; 9. T-block; 10. Ring; 11. Second tooth; 12. Second rotating shaft; 13. Second gear; 14. Turntable; 15. Slide post; 16. Cross groove; 17. Threaded groove; 18. Protective plate; 19. Bolt; 20. Cross block; 21. Limit block; 22. Third gear. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. The components of the embodiments of the present application generally described and marked in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the application for protection, but merely represents the selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without making creative work fall within the scope of protection of the present application.

[0027] The utility model discloses a wind turbine bearing sealing protection device mainly used in the process of clamping the bearing. The threaded rotating rod needs to be rotated in sequence so that the clamping ring can clamp and fix the bearing. At the same time, it cannot be ensured that each bearing can be fixed in the center position during the rotation of the threaded rotating rod.

[0028] Reference Figure 1 and Figure 2 , a wind turbine bearing sealing protection device includes a protective shell 1, the outer side of the protective shell 1 is fixedly connected to the outer side of the protective shell 1, and the outer side of the protective shell 1 and the inner side of the protective shell 5 are equidistantly slidably connected with a slide rod 2, one end of the slide rod 2 extends to the inner side of the protective shell 1 and is fixedly connected to a clamping block 3, the inner side of the shell 5 is equidistantly rotatably connected with a first rotating shaft 6, the outer side of the first rotating shaft 6 is fixedly connected to a first gear 7, one side of the slide rod 2 is equidistantly fixedly connected with a first tooth 4, the first tooth 4 is meshed with the first gear 7, a T-slot 8 is provided at the top of the inner wall of the shell 5, and a T-block 9 is equidistantly slidably connected inside the T-slot 8, a plurality of T-blocks 9 are fixedly connected with a circular ring 10 between the bottoms, and the inner wall of the circular ring 10 is equidistantly fixed with a second tooth 11, the outer side of the first rotating shaft 6 and above the first gear 7 are fixedly connected with a third gear 22, and the third gear 22 is meshed with the second tooth 11.

[0029] In this embodiment: by rotating the ring 10, the second tooth 11 can drive the third gear 22 to rotate, and the third gear 22 can drive the first rotating shaft 6 to rotate, and the first rotating shaft 6 can drive the first gear 7 to rotate synchronously, and then the first gear 7 drives the slide rod 2 to move synchronously through the first tooth 4, so that it drives the clamping block 3 to move synchronously to clamp the bearing.

[0030] Reference Figure 1 and Figure 4 In a preferred embodiment, a sliding column 15 is fixedly connected to the bottom of the inner wall of the protective shell 1, a cross groove 16 is provided on the top of the sliding column 15, a cross block 20 is slidably connected to the inner wall of the cross groove 16, and a protective plate 18 is fixedly connected to the outside of the cross block 20 and located on the outside of the sliding column 15.

[0031] In this embodiment, after the bearing is placed inside the protective shell 1 , the cross block 20 is slid into the cross slot 16 , thereby driving the protective plate 18 to slide.

[0032] Reference Figure 1 and Figure 3 In a preferred embodiment, a thread groove 17 is provided at the bottom of the inner wall of the cross groove 16 , and a bolt 19 is rotatably connected to the top of the cross block 20 . The bottom of the bolt 19 extends to the bottom of the cross block 20 and cooperates with the thread groove 17 .

[0033] In this embodiment, the bolt 19 is threadedly connected to the thread groove 17, so that the protection plate 18 can be fixed to protect the bearing.

[0034] Reference Figure 1 and Figure 2 In a preferred embodiment, the interior of the housing 5 is rotatably connected to a second rotating shaft 12 , the outer side of the second rotating shaft 12 is fixedly connected to a second gear 13 , and the second gear 13 is meshed with the second teeth 11 .

[0035] In this embodiment, the second rotating shaft 12 is rotated to drive the second gear 13 to rotate, and the second gear 13 drives the ring 10 to rotate through the second teeth 11.

[0036] Reference Figure 1 and Figure 3 In a preferred embodiment, the top of the second rotating shaft 12 extends to the top of the housing 5 and is fixedly connected to the turntable 14 , and one end of the sliding rod 2 is fixedly connected to the limiting block 21 .

[0037] In this embodiment, the second rotating shaft 12 can be driven to rotate by rotating the rotating disk 14 .

[0038] Reference Figure 1 and Figure 4In a preferred embodiment, sealing rings are provided at the bottom of the protection plate 18 and the top of the protection shell 1.

[0039] In this embodiment, the protective plate 18 and the protective shell 1 can be sealed by a sealing ring.

[0040] Working principle: When in use, by rotating the ring 10, the second tooth 11 can drive the third gear 22 to rotate, so that the third gear 22 can drive the first rotating shaft 6 to rotate, so that the first rotating shaft 6 can drive the first gear 7 to rotate synchronously, and then the first gear 7 drives the slide bar 2 to move synchronously through the first tooth 4, so that it drives the clamping block 3 to move synchronously to clamp the bearing;

[0041] After placing the bearing inside the protective shell 1, the cross block 20 is slid into the cross groove 16, thereby driving the protective plate 18 to slide, and the bolt 19 is threadedly connected to the thread groove 17, so that the protective plate 18 can be fixed to protect the bearing. By rotating the second rotating shaft 12, the second gear 13 is driven to rotate, and the ring 10 is driven to rotate through the second teeth 11.

[0042] The above description is merely a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. The replacements described may be partial structures, devices, or method steps, or they may be complete technical solutions. Any equivalent replacements or modifications based on the technical solution and the concept of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. A wind turbine bearing sealing protection device, comprising a protective shell (1), characterized in that: The outer side of the protective shell (1) is fixedly connected to the outer shell (5), and a slide rod (2) is equidistantly slidably connected to the outer side of the protective shell (1) and located inside the outer shell (5), and one end of the slide rod (2) extends to the inside of the protective shell (1) and is fixedly connected to a clamping block (3), and the inside of the outer shell (5) is equidistantly rotatably connected to a first rotating shaft (6), and the outer side of the first rotating shaft (6) is fixedly connected to a first gear (7), and one side of the slide rod (2) is equidistantly fixedly connected to a first tooth (4), and the first tooth (4) are all meshed with the first gear (7), the top of the inner wall of the shell (5) is provided with a T-slot (8), the inside of the T-slot (8) is equidistantly slidably connected with a T-block (9), a plurality of the bottoms of the T-blocks (9) are fixedly connected with a ring (10), the inner wall of the ring (10) is equidistantly fixed with a second tooth (11), the outer side of the first rotating shaft (6) and located above the first gear (7) are all fixedly connected with a third gear (22), and the third gear (22) is all meshed with the second tooth (11).

2. A wind turbine bearing sealing protection device according to claim 1, characterized in that: The bottom of the inner wall of the protective shell (1) is fixedly connected to a sliding column (15), a cross slot (16) is provided on the top of the sliding column (15), a cross block (20) is slidably connected to the inner wall of the cross slot (16), and a protective plate (18) is fixedly connected to the outer side of the cross block (20) and located on the outer side of the sliding column (15).

3. A wind turbine bearing sealing and protection device according to claim 2, characterized in that: A thread groove (17) is provided at the bottom of the inner wall of the cross groove (16), and a bolt (19) is rotatably connected to the top of the cross block (20). The bottom of the bolt (19) extends to the bottom of the cross block (20) and cooperates with the thread groove (17).

4. A wind turbine bearing sealing protection device according to claim 1, characterized in that: The interior of the housing (5) is rotatably connected to a second rotating shaft (12), the outer side of the second rotating shaft (12) is fixedly connected to a second gear (13), and the second gear (13) is meshedly connected to the second teeth (11).

5. A wind turbine bearing sealing and protection device according to claim 4, characterized in that: The top of the second rotating shaft (12) extends to the top of the housing (5) and is fixedly connected to a rotating disk (14), and one end of the sliding rod (2) is fixedly connected to a limiting block (21).

6. A wind turbine bearing sealing and protection device according to claim 2, characterized in that: The bottom of the protection plate (18) and the top of the protection shell (1) are both provided with sealing rings.

Images