Cooling tower speed reducer bearing dismounting structure

Abstract

The utility model relates to the technical field of bearing dismounting, and discloses a cooling tower speed reducer bearing dismounting structure which comprises a speed reducer body, a lower mounting seat is fixedly connected to the front end of the speed reducer body and connected with an upper mounting seat through a fixing assembly, and rotating bearings are arranged on the inner side of the lower mounting seat and the inner side of the upper mounting seat. Oil grooves are formed in the inner sides of the lower mounting seat and the upper mounting seat, an oil storage tank is arranged on the inner wall of the upper mounting seat, an oil outlet is formed in the bottom end of the oil storage tank, a sealing plate is arranged at the top end of the oil storage tank, a rotating shaft is rotationally connected to the top end of the upper mounting seat, and the rotating shaft is connected with the sealing plate through a gear assembly. Lubricating oil is added into the rotating bearing, the service life of the rotating bearing is prolonged, the oil storage tank opening is sealed to prevent impurities from entering, the lubricating oil is prevented from losing lubrication and protection effects, and meanwhile, the rotating bearing is easy to disassemble, so that later maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing disassembly, in particular to a cooling tower reducer bearing disassembly structure. Background Art

[0002] Reducer bearings are devices used to support the rotating parts inside the reducer. The reducer is usually composed of an input shaft, an output shaft, gears, etc., and the bearings are used to support these rotating parts, reduce friction and ensure smooth and stable operation.

[0003] At present, the bearing structure of the reducer is complicated and inconvenient to disassemble, and the lack of lubricating oil during long-term operation leads to increased friction and increased bearing temperature, which in turn affects the normal operation of the reducer. At the same time, some lubricating oils are not protected during use, resulting in impurities entering the lubricating oil, causing the additives and base oil in the lubricating oil to be contaminated, losing their original lubricating properties and protective effects, and being unable to effectively protect the bearings and equipment. In this regard, in response to this technical problem, the present application proposes a cooling tower reducer bearing disassembly structure. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a cooling tower reducer bearing disassembly structure, which is intended to be able to add lubricating oil to the rotating bearing and to facilitate the disassembly of the rotating bearing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cooling tower reducer bearing disassembly structure, comprising a reducer body, a lower mounting seat fixedly connected to the front end of the reducer body, the lower mounting seat is connected to the upper mounting seat through a fixing assembly, rotating bearings are arranged on the inner sides of the lower mounting seat and the upper mounting seat, oil grooves are provided on the inner sides of the lower mounting seat and the upper mounting seat, an oil storage tank is provided on the inner wall of the upper mounting seat, an oil outlet is provided at the bottom end of the oil storage tank, a sealing plate is provided on the top of the oil storage tank, a rotating shaft is rotatably connected to the top of the upper mounting seat, and the rotating shaft is connected to the sealing plate through a gear assembly.

[0006] Furthermore, the fixing assembly includes a threaded rod rotatably connected to the inner walls on the left and right sides of the lower mounting seat, the outer walls of the threaded rod are threadedly connected to sliders, the tops of the sliders are fixedly connected to blocks, and the front ends of the threaded rods are fixedly connected to the first knobs.

[0007] Furthermore, the gear assembly includes a first bevel gear fixedly connected to the bottom end of the rotating shaft 14, the outer diameter of the first bevel gear is meshedly connected to a second bevel gear, and the inner wall of the second bevel gear is fixedly connected to a worm.

[0008] Furthermore, both left and right ends of the worm are meshedly connected with worm wheels, the rear end of the worm wheel is fixedly connected with a rotating rod, and the opposite end of the rotating rod is fixedly connected with a sealing plate.

[0009] Furthermore, mounting blocks are fixedly connected to the left and right sides of the rear end of the upper mounting seat, mounting grooves are opened on the left and right sides of the front end of the reducer body, and the shape of the mounting blocks matches the inner wall of the mounting groove.

[0010] Furthermore, a second knob is fixedly connected to the top end of the rotating shaft, and the worm and the rotating rod are both rotatably connected to the inner wall of the upper mounting seat.

[0011] Furthermore, the oil groove is connected to the oil storage tank through the oil outlet.

[0012] Furthermore, the sliding blocks on the left and right sides are both slidably connected to the inner wall of the lower mounting seat.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the oil storage tank, the oil outlet and the oil groove are mutually coordinated to add lubricating oil to the rotating bearing, so that a lubricating film is formed on the surface of the rotating bearing, thereby reducing direct contact between metal surfaces, reducing friction and wear, and extending the service life of the rotating bearing. In addition, the oil storage tank port is sealed by mutual coordination among the rotating shaft, the first bevel gear, the second bevel gear, the worm wheel, the worm, the rotating rod and the sealing plate to prevent impurities from entering the oil storage tank and causing the lubricating oil to deteriorate, thereby avoiding the lubricating oil from losing its lubricating and protective effects.

[0015] 2. In the utility model, the lower mounting seat, the lower mounting seat, the mounting block, the mounting groove, the threaded rod, the slider and the clamping block are mutually coordinated to realize the simple disassembly of the rotating bearing, thereby reducing the time and workload during the maintenance process and improving the maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a cooling tower reducer bearing disassembly structure proposed by the utility model;

[0017] Figure 2 A schematic diagram of a block of a cooling tower reducer bearing disassembly structure proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of an installation block of a cooling tower reducer bearing disassembly structure proposed by the utility model;

[0019] Figure 4 The utility model provides a sealing plate schematic diagram of a cooling tower reducer bearing disassembly structure.

[0020] Legend:

[0021] 1. Reducer body; 2. Lower mounting seat; 3. Upper mounting seat; 4. Rotating bearing; 5. Oil storage tank; 6. Mounting groove; 7. Mounting block; 8. First knob; 9. Threaded rod; 10. Slider; 11. Block; 12. Oil groove; 13. Second knob; 14. Rotating shaft; 15. First bevel gear; 16. Second bevel gear; 17. Worm; 18. Worm wheel; 19. Rotating rod; 20. Sealing plate; 21. Oil outlet. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-4 The utility model provides an embodiment: a cooling tower reducer bearing disassembly structure, including a reducer body 1, a lower mounting seat 2 is fixedly connected to the front end of the reducer body 1, the lower mounting seat 2 is connected to the upper mounting seat 3 through a fixing assembly, and a rotating bearing 4 is arranged on the inner sides of the lower mounting seat 2 and the upper mounting seat 3, and the fixing assembly includes a threaded rod 9 rotatably connected to the inner walls of the left and right sides of the lower mounting seat 2, the outer walls of the threaded rod 9 are threadedly connected to sliders 10, the tops of the sliders 10 are fixedly connected to the clamping blocks 11, the front ends of the threaded rods 9 are fixedly connected to the first knobs 8, the left and right sides of the rear end of the upper mounting seat 3 are fixedly connected to the mounting blocks 7, the left and right sides of the front end of the reducer body 1 are provided with mounting grooves 6, the shape of the mounting block 7 matches the inner wall of the mounting groove 6, and the left and right sliders 10 are slidably connected to the inner wall of the lower mounting seat 2.

[0024] Specifically, when the rotating bearing 4 needs to be disassembled, first turn the first knob 8 at the front end of the lower mounting seat 2, so that the first knob 8 drives the threaded rod 9 to rotate, thereby driving the slider 10 to move on the inner wall of the lower mounting seat 2, so that the blocking block 11 leaves the blocking groove in the upper mounting seat 3, and then move the upper mounting seat 3 upward to make the mounting block 7 at the rear end of the upper mounting seat 3 move upward and leave the mounting groove 6, so that the upper mounting seat 3 can be separated from the lower mounting seat 2, and then the rotating bearing 4 can be removed, thereby realizing the simple disassembly of the rotating bearing 4, facilitating the cost of later maintenance, and improving maintenance efficiency.

[0025] An oil groove 12 is provided on the inner side of the lower mounting seat 2 and the upper mounting seat 3, an oil storage tank 5 is provided on the inner wall of the upper mounting seat 3, an oil outlet 21 is provided at the bottom end of the oil storage tank 5, a sealing plate 20 is provided on the top of the oil storage tank 5, a rotating shaft 14 is rotatably connected to the top of the upper mounting seat 3, and the rotating shaft 14 is connected to the sealing plate 20 through a gear assembly, the gear assembly includes a first bevel gear 15 fixedly connected to the bottom end of the rotating shaft 14, the outer diameter of the first bevel gear 15 is meshingly connected to the second bevel gear 16, the inner wall of the second bevel gear 16 is fixedly connected to a worm 17, the left and right ends of the worm 17 are meshingly connected to a worm wheel 18, the rear end of the worm wheel 18 is fixedly connected to a rotating rod 19, the opposite end of the rotating rod 19 is fixedly connected to a sealing plate 20, the top of the rotating shaft 14 is fixedly connected to the second knob 13, the worm 17 and the rotating rod 19 are rotatably connected to the inner wall of the upper mounting seat 3, and the oil groove 12 is mutually connected with the oil storage tank 5 through the oil outlet 21.

[0026] Specifically, when it is necessary to add lubricating oil to the rotating bearing 4, lubricating oil can be added to the oil storage tank 5, and the lubricating oil in the oil storage tank 5 will flow from the oil outlet 21 to the oil groove 12, and the lubricating oil in the oil groove 12 will lubricate the rotating bearing 4, so that a lubricating film is formed on the surface of the rotating bearing 4, reducing the direct contact between the metal surfaces, reducing friction and wear, and extending the service life of the bearing, and then turning the second knob 13, the second knob 13 drives the rotating shaft 14 to rotate, thereby driving the first bevel gear 15 to rotate, thereby driving the second bevel gear 16 to rotate, so that the worm 17 rotates, thereby driving the worm wheels 18 on both sides to rotate, and then driving the rotating rods 19 on both sides to rotate, the threads at both ends of the worm 17 and the worm wheels 18 on both sides are in opposite directions, so that the rotating rods 19 can rotate in opposite directions, so that the sealing plates 20 on both sides are closed in a V-shape, thereby realizing the closure of the oil filling port of the oil storage tank 5, preventing impurities from entering, and avoiding the lubricating oil from losing its lubricating and protective effects.

[0027] Working principle: when the rotating bearing 4 needs to be disassembled, first turn the first knob 8 at the front end of the lower mounting seat 2, the first knob 8 drives the threaded rod 9 to rotate, thereby driving the slider 10 to move, so that the clamping block 11 leaves the clamping groove in the upper mounting seat 3, and then move the upper mounting seat 3 upward to make the mounting block 7 at the rear end of the upper mounting seat 3 leave the mounting groove 6, so that the upper mounting seat 3 can be separated from the lower mounting seat 2, and then the rotating bearing 4 can be removed. When it is necessary to add lubricating oil to the rotating bearing 4, lubricating oil can be added to the oil storage tank 5. The oil in the oil storage tank 5 The lubricating oil will flow from the oil outlet 21 to the oil groove 12, and the lubricating oil in the oil groove 12 will lubricate the rotating bearing 4. Then, the second knob 13 is rotated, and the second knob 13 drives the rotating shaft 14 to rotate, thereby driving the first bevel gear 15 to rotate, thereby driving the second bevel gear 16 to rotate, so that the worm 17 rotates, thereby driving the worm wheels 18 on both sides to rotate, and then driving the rotating rods 19 on both sides to rotate, so that the sealing plates 20 on both sides are closed in a V shape, thereby closing the oil filling port of the oil storage tank 5 to prevent impurities from entering and contaminating the lubricating oil.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooling tower reducer bearing disassembly structure, comprising a reducer body (1), characterized in that: The front end of the reducer body (1) is fixedly connected to a lower mounting seat (2), and the lower mounting seat (2) is connected to an upper mounting seat (3) through a fixing assembly. A rotating bearing (4) is arranged on the inner side of the lower mounting seat (2) and the upper mounting seat (3). An oil groove (12) is provided on the inner side of the lower mounting seat (2) and the upper mounting seat (3). An oil storage tank (5) is provided on the inner wall of the upper mounting seat (3). An oil outlet (21) is provided at the bottom end of the oil storage tank (5). A sealing plate (20) is provided at the top end of the oil storage tank (5). A rotating shaft (14) is rotatably connected to the top end of the upper mounting seat (3), and the rotating shaft (14) is connected to the sealing plate (20) through a gear assembly.

2. A cooling tower reducer bearing disassembly structure according to claim 1, characterized in that: The fixing assembly comprises a threaded rod (9) rotatably connected to the inner walls of the left and right sides of the lower mounting seat (2); the outer walls of the threaded rod (9) are threadedly connected to a slider (10); the top ends of the sliders (10) are fixedly connected to a clamping block (11); and the front ends of the threaded rods (9) are fixedly connected to a first knob (8).

3. The cooling tower reducer bearing disassembly structure according to claim 1, characterized in that: The gear assembly comprises a first bevel gear (15) fixedly connected to the bottom end of the rotating shaft (14); the first bevel gear (15) is meshingly connected to a second bevel gear (16) at its outer diameter; and a worm (17) is fixedly connected to the inner wall of the second bevel gear (16).

4. A cooling tower reducer bearing disassembly structure according to claim 3, characterized in that: The left and right ends of the worm (17) are meshedly connected with a worm wheel (18), the rear end of the worm wheel (18) is fixedly connected with a rotating rod (19), and the opposite end of the rotating rod (19) is fixedly connected with a sealing plate (20).

5. The cooling tower reducer bearing disassembly structure according to claim 1, characterized in that: The left and right sides of the rear end of the upper mounting seat (3) are fixedly connected with mounting blocks (7), the left and right sides of the front end of the reducer body (1) are provided with mounting grooves (6), and the shape of the mounting blocks (7) matches the inner wall of the mounting groove (6).

6. A cooling tower reducer bearing disassembly structure according to claim 4, characterized in that: A second knob (13) is fixedly connected to the top end of the rotating shaft (14), and the worm (17) and the rotating rod (19) are both rotatably connected to the inner wall of the upper mounting seat (3).

7. The cooling tower reducer bearing disassembly structure according to claim 1, characterized in that: The oil groove (12) is connected to the oil storage tank (5) via the oil outlet (21).

8. The cooling tower reducer bearing disassembly structure according to claim 2, characterized in that: The sliding blocks (10) on the left and right sides are both slidably connected to the inner wall of the lower mounting seat (2).

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