Quick release assembly for generator bearing

Abstract

The utility model discloses a generator bearing quick release assembly which comprises an adjusting frame, the outer surface of the adjusting frame is provided with a limiting groove, the inner surface of the limiting groove is fixedly connected with a guide rod, the outer surface of the guide rod is slidably connected with an L-shaped buckle, the inner surface of the adjusting frame is in threaded connection with a threaded rod, and the threaded rod is in threaded connection with the limiting groove. A rotating column is rotationally connected to the inner surface of the threaded rod, a limiting block is fixedly connected to the upper end of the rotating column, a pressing block is fixedly connected to the lower end of the rotating column, and a gasket is arranged on the lower surface of the pressing block. By arranging a rotating column, a limiting block, a pressing block and a gasket, the stability of a threaded rod during rotation can be enhanced, so that the possibility of displacement of an assembly during bearing disassembly is reduced, by arranging a limiting disc, a sleeve, a U-shaped frame, a plug pin rod, a pull block, a limiting ring, a spring and an insertion hole, the overall length of a handle rod can be adjusted, and therefore a larger force arm is provided; and the disassembly of the bearing is more labor-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing dismounting tool technical field, especially in a kind of generator bearing quick-release assembly. BACKGROUND

[0002] Generator is the core equipment of power supply, and its stability and reliability directly affect the operation efficiency of entire power system. Among the numerous components of generator, bearing is the key component to support the rotation of generator rotor, reduce friction and wear. The traditional generator bearing dismounting process needs to use multi-jaw puller, which is a mechanical tool specially used for dismounting bearing.

[0003] But multi-jaw puller still has certain defects, for example: when dismounting bearing, the lower end of screw rod needs to directly abut against main shaft connected with bearing, and screw rod needs to be continuously rotated during dismounting process, thus causing the lower end of screw rod to be positionally offset on main shaft, and further affecting the dismounting efficiency of bearing. Secondly, the length of handle is usually fixed, and when facing tight bearing, it needs to consume greater strength to realize the rotation of screw rod, which is relatively inconvenient. After searching, it is found that the technical solution provided by the utility model with application number CN202121163035.9 also has the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of generator bearing quick-release assembly, can enhance the stability of threaded rod when rotating, to reduce the possibility of displacement of component when dismounting bearing, can adjust the length of handle rod as a whole, to provide greater force arm, make the dismounting of bearing more labor-saving.

[0005] To achieve the above-mentioned purpose, a kind of generator bearing quick-release assembly is provided, comprising:

[0006] The outer surface of the adjusting frame is provided with a limiting groove, the inner surface of the limiting groove is fixedly connected with a guide rod, the outer surface of the guide rod is slidably connected with an L-shaped buckle, the inner surface of the adjusting frame is threadedly connected with a threaded rod, the inner surface of the threaded rod is rotatably connected with a rotating column, the upper end of the rotating column is fixedly connected with a limiting block, the lower end of the rotating column is fixedly connected with a pressing block, and the lower surface of the pressing block is provided with a gasket.

[0007] The upper end of the threaded rod is fixedly connected with a hexagonal connecting block, the outer surface of the hexagonal connecting block is fixedly connected with a handle rod, the end of the handle rod away from the hexagonal connecting block is fixedly connected with a limiting disc, the outer surface of the handle rod is slidably connected with a sleeve, the outer surface of the sleeve is fixedly connected with a U-shaped frame, the inner surface of the U-shaped frame is slidably connected with a latch rod, the upper end of the latch rod is fixedly connected with a pull block, the outer surface of the latch rod is fixedly connected with a limiting ring, and the outer surface of the latch rod is provided with a spring.

[0008] According to the generator bearing quick release assembly, the upper surface of the handle rod is provided with a insertion hole, and the inner surface of the insertion hole is matched with the insertion pin rod.

[0009] According to the generator bearing quick release assembly, the inner surface of the limiting groove is matched with the L-shaped buckle, and the number of the L-shaped buckles is two and is symmetrically distributed.

[0010] According to the generator bearing quick release assembly, the material of the gasket is rubber.

[0011] According to the generator bearing quick release assembly, the outer surface of the limiting disc is in sliding connection with the sleeve.

[0012] According to the generator bearing quick release assembly, the outer surface of the insertion pin rod is in sliding connection with the sleeve.

[0013] According to the generator bearing quick release assembly, the outer surface of the sleeve is in contact with the limiting ring.

[0014] According to the generator bearing quick release assembly, the upper end of the spring is fixedly connected with the U-shaped frame, and the lower end of the spring is fixedly connected with the limiting ring.

[0015] The above-mentioned scheme has the beneficial effects that:

[0016] By arranging the rotating column, the limiting block, the pressing block and the gasket, the stability of the threaded rod during rotation can be enhanced, so that the possibility of displacement of the assembly during dismounting of the bearing is reduced.

[0017] By arranging the limiting disc, the sleeve, the U-shaped frame, the insertion pin rod, the pulling block, the limiting ring, the spring and the insertion hole, the length of the handle rod as a whole can be adjusted, so that a greater force arm is provided, and the dismounting of the bearing is more labor-saving.

[0018] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further described below in conjunction with the drawings and embodiments.

[0020] Figure 1 Fig. 1 is a schematic view of the overall structure of the generator bearing quick release assembly of the present application;

[0021] Figure 2 Fig. 2 is a sectional view of the overall structure of the generator bearing quick release assembly of the present application;

[0022] Figure 3 Fig. 3 is an enlarged schematic view of the structure at A in Fig. 1; and Figure 2 Fig. 4 is an enlarged schematic view of the structure at A in Fig. 2.

[0023] Figure 4 For Figure 2 Structure enlarged schematic view at B in the middle.

[0024] Legend:

[0025] 1, adjusting frame; 2, limiting groove; 3, guide rod; 4, L-shaped buckle; 5, threaded rod; 6, rotating column; 7, limiting block; 8, pressing block; 9, gasket; 10, hexagonal connecting block; 11, handle rod; 12, limiting disc; 13, sleeve; 14, U-shaped frame; 15, bolt rod; 16, pull block; 17, limiting ring; 18, spring; 19, insertion hole. DETAILED DESCRIPTION

[0026] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0027] With reference to Figures 1-4 , the utility model embodiment a generator bearing quick release assembly, it includes: adjusting frame 1, the outer surface of adjusting frame 1 is provided with limiting groove 2, the inner surface of limiting groove 2 is fixedly connected with guide rod 3, it is convenient to adjust the position of L-shaped buckle 4, the outer surface of guide rod 3 is slidably connected with L-shaped buckle 4, the inner surface of adjusting frame 1 is screw connected with threaded rod 5, the inner surface of threaded rod 5 is rotatably connected with rotating column 6, the upper end of rotating column 6 is fixedly connected with limiting block 7, for the position of pressing block 8 is limited, the lower end of rotating column 6 is fixedly connected with pressing block 8, the lower surface of pressing block 8 is provided with gasket 9, the inner surface of limiting groove 2 is matched with L-shaped buckle 4, for the movement of L-shaped buckle 4 is limited, the number of L-shaped buckle 4 is two and symmetrically distributed, the material of gasket 9 is rubber, for the stability of threaded rod 5 when rotating is improved.

[0028] The upper end of the threaded rod 5 is fixedly connected with a hexagonal connecting block 10, the outer surface of the hexagonal connecting block 10 is fixedly connected with a handle rod 11, the end of the handle rod 11 away from the hexagonal connecting block 10 is fixedly connected with a limiting disc 12 for limiting the extension distance of a sleeve 13, the outer surface of the handle rod 11 is slidably connected with the sleeve 13, the outer surface of the sleeve 13 is fixedly connected with a U-shaped frame 14, the inner surface of the U-shaped frame 14 is slidably connected with a bolt rod 15, the upper end of the bolt rod 15 is fixedly connected with a pulling block 16, the outer surface of the bolt rod 15 is fixedly connected with a limiting ring 17, the outer surface of the bolt rod 15 is provided with a spring 18, the upper surface of the handle rod 11 is provided with a insertion hole 19, the inner surface of the insertion hole 19 is matched with the bolt rod 15, so as to adjust the length of the handle rod 11 as a whole, the outer surface of the limiting disc 12 is slidably connected with the sleeve 13, the outer surface of the bolt rod 15 is slidably connected with the sleeve 13, the outer surface of the sleeve 13 is in contact with the limiting ring 17, so as to limit the position of the bolt rod 15, the upper end of the spring 18 is fixedly connected with the U-shaped frame 14, and the lower end of the spring 18 is fixedly connected with the limiting ring 17.

[0029] Working principle: when working, the gasket 9 below the pressing block 8 is abutted and connected with the main shaft of the generator bearing, then the L-shaped buckles 4 on both sides are slid along the guide rod 3, the L-shaped buckles 4 are hooked on the bearing outer ring, then the sleeve 13 is rotated, the threaded rod 5 is driven to rotate through the handle rod 11 and the hexagonal connecting block 10, so that the adjusting frame 1 as a whole moves upward, at this time, the L-shaped buckles 4 on both sides are pulled upward to the bearing, so as to limit the adjusting frame 1 as a whole, then the sleeve 13 is continuously rotated, under the action of the gasket 9, the pressing block 8 is stable on the main shaft, and the threaded rod 5 is continuously rotated under the action of the rotating column 6 and the limiting block 7, so that the bearing is stripped from the main shaft through the L-shaped buckles 4, when the bearing is tightly clamped on the main shaft, the pulling block 16 is only pulled upward, the bolt rod 15 is driven to be separated from the insertion hole 19 corresponding at this moment, and the spring 18 is compressed, so that the restriction of the sleeve 13 is released, then the sleeve 13 as a whole is slid outward along the handle rod 11, when the length of the handle rod 11 and the sleeve 13 as a whole is enough, the pulling block 16 is loosened, under the action of the spring 18, the bolt rod 15 is inserted into the insertion hole 19 corresponding at this time, so that the length of the handle rod 11 as a whole is adjusted, at this time, the increase of the force arm can make the operator take down the bearing from the main shaft more labor-savingly.

[0030] The above embodiment of the utility model is explained in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A generator bearing quick release assembly, characterized by, The utility model relates to a kind of adjustable shelf, including: The outer surface of the adjusting frame (1) is provided with a limiting slot (2), the inner surface of the limiting slot (2) is fixedly connected with a guide rod (3), the outer surface of the guide rod (3) is slidably connected with an L-shaped buckle (4), the inner surface of the adjusting frame (1) is threadedly connected with a threaded rod (5), the inner surface of the threaded rod (5) is rotatably connected with a rotating column (6), the upper end of the rotating column (6) is fixedly connected with a limiting block (7), the lower end of the rotating column (6) is fixedly connected with a pressing block (8), the lower surface of the pressing block (8) is provided with a gasket (9); The upper end of the threaded rod (5) is fixedly connected with a hexagonal connecting block (10), the outer surface of the hexagonal connecting block (10) is fixedly connected with a handle rod (11), the end of the handle rod (11) away from the hexagonal connecting block (10) is fixedly connected with a limiting disc (12), the outer surface of the handle rod (11) is slidably connected with a sleeve (13), the outer surface of the sleeve (13) is fixedly connected with a U-shaped frame (14), the inner surface of the U-shaped frame (14) is slidably connected with a latch rod (15), the upper end of the latch rod (15) is fixedly connected with a pulling block (16), the outer surface of the latch rod (15) is fixedly connected with a limiting ring (17), the outer surface of the latch rod (15) is provided with a spring (18).

2. A generator bearing quick release assembly according to claim 1, wherein, The upper surface of the handle rod (11) is provided with a jack (19), the inner surface of the jack (19) is matched with the latch rod (15).

3. A generator bearing quick release assembly according to claim 1, wherein, The inner surface of the limiting slot (2) is matched with the L-shaped buckle (4), the number of the L-shaped buckle (4) is two and symmetrically distributed.

4. A generator bearing quick release assembly according to claim 1, wherein, The material of the gasket (9) is rubber.

5. A generator bearing quick release assembly as claimed in claim 1, wherein, The outer surface of the limiting disc (12) is slidably connected with the sleeve (13).

6. A generator bearing quick release assembly as claimed in claim 1, wherein, The outer surface of the latch rod (15) is slidably connected with the sleeve (13).

7. A generator bearing quick release assembly as claimed in claim 1, wherein, The outer surface of the sleeve (13) is in contact with the limiting ring (17).

8. A generator bearing quick release assembly according to claim 1, wherein, The upper end of the spring (18) is fixedly connected with the U-shaped frame (14), and the lower end of the spring (18) is fixedly connected with the limiting ring (17).

Images