Generator bearing replacement tool

Abstract

The utility model discloses a generator bearing replacement tooling in the technical field of generator bearing replacement, which comprises a first support shell and a second support shell, the first support shell is positioned right above the second support shell, and support plates are fixedly mounted in inner cavities of the first support shell and the second support shell. The two supporting plates are fixedly installed in the middle of an inner cavity of the first supporting shell and the middle of an inner cavity of the second supporting shell, by arranging the first supporting shell and the second supporting shell, a worker enables the clamping plates on the front sides of the first supporting shell and the second supporting shell to be close to a bearing, and the distance between the clamping plates is adjusted according to the size of the bearing; according to the bearing positioning and limiting device, the bearing is positioned and clamped through each clamping plate, special limiting can be conducted according to the size of the bearing, rapid positioning and limiting of the generator bearing are achieved, a worker can rapidly detach the bearing from an engine, operation is easy, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of generator bearing replacement, in particular to a generator bearing replacement tool. 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] The existing patent publication number is CN214092167U, which discloses a generator bearing replacement device for a wind turbine generator set, including a base, a left vertical plate and a right vertical plate, wherein the left vertical plate and the right vertical plate are vertically arranged on both sides above the base, a slide groove is provided inside the base, and a slider is slidably arranged in the slide groove, the bottoms of the left vertical plate and the right vertical plate are both penetrated into the slide groove, and the bottoms of the left vertical plate and the right vertical plate are fixed above the slider, and the upper inner sides of the left vertical plate and the right vertical plate are both fixed with arc plates through support blocks, and the inner surfaces of the arc plates are installed with rotatable rollers. The utility model is provided with vertically slidable left and right vertical plates on both sides above the base, and the arc plates fixed on the inner sides of the left and right vertical plates can be clamped and fixed on both sides of the generator shaft by bolts, and cooperate with the rollers to provide stable support for the shaft, which can ensure the stability when replacing the bearings and avoid damage to the generator.

[0004] When replacing the bearings of existing generators, it is difficult to remove the bearings from the engine due to the long-term use of the bearings on the generators. The poor positioning of the bearings reduces the efficiency of replacing the bearings of the generators. Therefore, we propose a generator bearing replacement tool to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the purpose of the utility model is to provide a generator bearing replacement tool, which can solve the problem that when replacing the bearings of the existing generator, the bearings on the generator are difficult to remove from the engine due to long-term use, and the positioning effect of the bearings is poor, resulting in reduced efficiency in replacing the generator bearings.

[0007] In order to solve the above technical problems, the utility model provides a generator bearing replacement tool, which adopts the following technical solution: it includes a first support shell and a second support shell, the first support shell is located directly above the second support shell, the inner cavities of the first support shell and the second support shell are both fixedly installed with support plates, the two support plates are both fixedly installed in the middle of the inner cavities of the first support shell and the second support shell, and the left and right inner walls of the inner cavities of the first support shell and the second support shell are both rotatably connected with two first screws with threads in opposite directions, the left and right ends of the two first screws are both threadedly movably connected with first sliders, and the adjacent sides of the two adjacent first sliders are fixedly installed with clamping plates.

[0008] Optionally, a third supporting shell is disposed at the rear side of the first supporting shell and the second supporting shell, and a limiting plate is fixedly installed in the middle of the inner cavity of the third supporting shell.

[0009] By adopting the above technical solution, the solution provides a limit plate, and the limit plate serves to limit the positions of the second slider and the third slider.

[0010] Optionally, a second screw is rotatably connected between the top of the inner cavity of the third supporting shell and the top of the limiting plate, the top end of the second screw passes through the top of the third supporting shell, and a first handle is fixedly mounted on the top of the second screw.

[0011] By adopting the above technical solution, the present solution provides a second screw rod, and the staff drives the second screw rod to rotate by rotating the first handle.

[0012] Optionally, a third screw is rotatably connected between the bottom of the inner cavity of the third support shell and the bottom of the limiting plate, the top of the third screw passes through the bottom of the third support shell, and a second handle is fixedly installed on the top of the third screw.

[0013] By adopting the above technical solution, the present solution provides a third screw rod, and the staff drives the third screw rod to rotate by turning the second handle.

[0014] Optionally, a second slider is movably connected to the surface of the second screw by threads, and the first support shell is fixedly installed on the front side of the second slider.

[0015] By adopting the above technical solution, in this solution, a second slider is movably connected to the surface of the second screw by a thread, and the rotation of the second screw drives the second slider on the surface to move up and down.

[0016] Optionally, a third slider is movably connected to the surface of the third screw rod through threads, and the second supporting shell is fixedly mounted on the front side of the third slider.

[0017] By adopting the above technical solution, in this solution, a third slider is movably connected to the surface of the third screw by threads, and the rotation of the third screw drives the third slider on the surface to move up and down.

[0018] Optionally, a third handle is rotatably connected to the left side of the first support shell, and the third handle is fixedly connected to the left end of the adjacent first screw rod. A fourth handle is rotatably connected to the right side of the second support shell, and the fourth handle is fixedly connected to the right end of the adjacent first screw rod.

[0019] By adopting the above technical solution, in this solution, a third handle is connected to the left side of the first supporting shell for rotation, and the rotation of the third handle drives the adjacent first screw to rotate. The third handle is connected to the right side of the second supporting shell for rotation, and the rotation of the third handle drives the adjacent first screw to rotate.

[0020] Optionally, an H-shaped force rod is fixedly mounted on the rear side of the third support shell.

[0021] By adopting the above technical solution, a force rod is provided in this solution, and after limiting the bearing, the staff applies force to the force rod to remove the bearing.

[0022] In summary, the utility model includes at least one of the following beneficial effects: 1. By setting the first support shell and the second support shell, the staff brings the clamping plates on the front sides of the first support shell and the second support shell close to the bearing, and adjusts the distance between the clamping plates according to the size of the bearing, so that each clamping plate can position and clamp the bearing, achieving special limitation according to the size of the bearing, and realizing rapid positioning limitation of the generator bearing, so that the staff can quickly remove the bearing from the engine, which is simple to operate and highly practical.

[0023] 2. By setting the second screw and the third screw, the staff can drive the second screw and the third screw to rotate by turning the first handle and the second handle. The rotation of the second screw and the third screw drives the first slider on the surface to move, so that the staff can adjust the position of the clamping plate according to the size of the bearing. By setting the force rod, the staff can remove the bearing by exerting force on the force rod after limiting the bearing, thereby improving the efficiency of bearing replacement and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2This is a schematic diagram of the surface structure of the first support shell of the utility model;

[0027] Figure 3 This is a schematic diagram of the internal structure of the third support shell of the utility model;

[0028] Figure 4 It is a schematic diagram of the overall structure of the utility model from the rear side.

[0029] Explanation of the accompanying drawings: 1. first supporting shell; 2. second supporting shell; 3. supporting plate; 4. first screw rod; 5. first slider; 6. clamping plate; 7. third supporting shell; 8. limiting plate; 9. second screw rod; 10. first handle; 11. third screw rod; 12. second handle; 13. second slider; 14. third slider; 15. third handle; 16. fourth handle; 17. force rod. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1-4 The utility model is described in further detail.

[0031] Embodiment 1, refer to Figure 1-4 In this embodiment, in order to solve the problem that when replacing the bearings of the existing generator, the bearings on the generator are difficult to remove from the engine due to long-term use, and the efficiency of replacing the generator bearings is reduced due to poor positioning of the bearings, the utility model discloses a generator bearing replacement tool.

[0032] It includes a first supporting shell 1 and a second supporting shell 2, the first supporting shell 1 is located directly above the second supporting shell 2, the inner cavities of the first supporting shell 1 and the second supporting shell 2 are both fixedly installed with supporting plates 3, the two supporting plates 3 are both fixedly installed in the middle of the inner cavities of the first supporting shell 1 and the second supporting shell 2, and the left and right inner walls of the inner cavities of the first supporting shell 1 and the second supporting shell 2 are rotatably connected with two first screw rods 4 with threads in opposite directions, the left and right ends of the two first screw rods 4 are both threadedly movably connected with first sliders 5, and the adjacent sides of the two adjacent first sliders 5 are fixedly installed with clamping plates 6.

[0033] A third supporting shell 7 is disposed at the rear side of the first supporting shell 1 and the second supporting shell 2 , and a limiting plate 8 is fixedly installed in the middle of the inner cavity of the third supporting shell 7 .

[0034] A second screw rod 9 is rotatably connected between the top of the inner cavity of the third supporting shell 7 and the top of the limiting plate 8 . The top of the second screw rod 9 passes through the top of the third supporting shell 7 , and a first handle 10 is fixedly installed on the top of the second screw rod 9 .

[0035] A third screw rod 11 is rotatably connected between the bottom of the inner cavity of the third support shell 7 and the bottom of the limiting plate 8 . The top of the third screw rod 11 passes through the bottom of the third support shell 7 , and a second handle 12 is fixedly installed on the top of the third screw rod 11 .

[0036] The second screw rod 9 is movably connected with a second slider 13 through threads on its surface, and the first support shell 1 is fixedly installed on the front side of the second slider 13 .

[0037] The third screw rod 11 is movably connected with a third slider 14 through threads on its surface, and the second support shell 2 is fixedly installed on the front side of the third slider 14 .

[0038] The specific working principle is: the staff brings the clamping plates 6 on the front sides of the first supporting shell 1 and the second supporting shell 2 close to the bearing, and adjusts the distance between the clamping plates 6 according to the size of the bearing. First, the staff rotates the first handle 10 and the second handle 12 according to the height of the bearing. The staff drives the second screw 9 to rotate by rotating the first handle 10, and the staff drives the third screw 11 to rotate by rotating the second handle 12. At this time, the upper and lower adjacent clamping plates 6 begin to move away and approach. After the upper and lower adjacent clamping plates 6 clamp the bearing up and down, the two first screws 4 are then rotated. The two first screws 4 rotate to drive the first sliders 5 at the left and right ends of the surface to move closer or farther away from each other. When the two first sliders 5 move, the clamping plate 6 between the two first sliders 5 clamps the bearing to a limit position.

[0039] Example 2, refer to Figure 1 and 3 -4. In order to solve the problem that the bearings on the existing generator are not easy to disassemble by force in this embodiment, based on the same concept as the above-mentioned embodiment 1, the generator bearing replacement tool also includes:

[0040] A third handle 15 is rotatably connected to the left side of the first supporting shell 1 , and the third handle 15 is fixedly connected to the left end of the adjacent first screw rod 4 . A fourth handle 16 is rotatably connected to the right side of the second supporting shell 2 , and the fourth handle 16 is fixedly connected to the right end of the adjacent first screw rod 4 .

[0041] An H-shaped force rod 17 is fixedly mounted on the rear side of the third support shell 7 .

[0042] The specific working principle is: the third handle 15 is connected to the left side of the first support shell 1 and the rotation of the third handle 15 drives the adjacent first screw 4 to rotate; the third handle 15 is connected to the right side of the second support shell 2 and the rotation of the third handle 15 drives the adjacent first screw 4 to rotate, thereby clamping and fixing the bearing; then, after limiting the bearing, the staff applies force to the force rod 17 to remove the bearing.

[0043] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A generator bearing replacement tool, comprising a first support shell (1) and a second support shell (2), characterized in that: The first support shell (1) is located directly above the second support shell (2); support plates (3) are fixedly installed in the inner cavities of the first support shell (1) and the second support shell (2); the two support plates (3) are fixedly installed in the middle of the inner cavities of the first support shell (1) and the second support shell (2); two first screw rods (4) with threads in opposite directions are rotatably connected between the inner walls on the left and right sides of the inner cavities of the first support shell (1) and the second support shell (2); first sliders (5) are movably connected with threads at both left and right ends of the two first screw rods (4); and clamping plates (6) are fixedly installed on the adjacent sides of two adjacent first sliders (5).

2. A generator bearing replacement tool according to claim 1, characterized in that: A third supporting shell (7) is provided at the rear side of the first supporting shell (1) and the second supporting shell (2), and a limiting plate (8) is fixedly mounted in the middle of the inner cavity of the third supporting shell (7).

3. A generator bearing replacement tool according to claim 2, characterized in that: A second screw rod (9) is rotatably connected between the top of the inner cavity of the third support shell (7) and the top of the limiting plate (8), the top end of the second screw rod (9) passes through the top of the third support shell (7), and a first handle (10) is fixedly mounted on the top of the second screw rod (9).

4. The generator bearing replacement tool according to claim 2, characterized in that: A third screw rod (11) is rotatably connected between the bottom of the inner cavity of the third support shell (7) and the bottom of the limiting plate (8), the top end of the third screw rod (11) passes through the bottom of the third support shell (7), and a second handle (12) is fixedly mounted on the top of the third screw rod (11).

5. The generator bearing replacement tool according to claim 3, characterized in that: The second screw rod (9) is threadedly movably connected to a second slider (13), and the first support shell (1) is fixedly mounted on the front side of the second slider (13).

6. The generator bearing replacement tool according to claim 4, characterized in that: The third screw rod (11) is threadedly movably connected to a third slider (14), and the second support shell (2) is fixedly mounted on the front side of the third slider (14).

7. The generator bearing replacement tool according to claim 1, characterized in that: A third handle (15) is rotatably connected to the left side of the first supporting shell (1), and the third handle (15) is fixedly connected to the left end of the adjacent first screw rod (4). A fourth handle (16) is rotatably connected to the right side of the second supporting shell (2), and the fourth handle (16) is fixedly connected to the right end of the adjacent first screw rod (4).

8. The generator bearing replacement tool according to claim 4, characterized in that: An H-shaped force generating rod (17) is fixedly mounted on the rear side of the third supporting shell (7).

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