Gear shaft structure with gear

Abstract

The gear shaft structure comprises a shaft body, connecting discs are arranged on the outer wall of the shaft body and located on the two sides of the shaft body in a sliding mode, a plurality of clamping blocks are fixedly arranged on the outer walls of the connecting discs, the clamping blocks are evenly distributed, the gears are arranged at the outer ends of the connecting discs in a sliding mode, and the gears are connected with the connecting discs in a sliding mode. Clamping grooves are correspondingly formed in the inner wall of the gear, the clamping blocks are located in the clamping grooves, connecting sleeves are fixedly arranged on the outer wall of the connecting disc, connecting holes are correspondingly formed in the connecting sleeves and the shaft body, lubricating bolts are arranged in the connecting holes, and the two sides of the gear are fixedly connected with the shaft body. And check rings are fixedly arranged on the outer walls of the connecting discs, so that a user can disassemble the connecting discs by disassembling the lubricating bolts so as to take down the gears and facilitate replacement, and by arranging clamping blocks and clamping grooves, the situation that transmission is affected due to relative rotation between the gears and the connecting discs can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of gear shafts, and more specifically, to a gear shaft structure with gears. Background Art

[0002] A gear shaft is a mechanical part that supports a rotating part and rotates with it to transmit motion, torque or bending moment. It is a key component in a mechanical transmission system and is widely used in various mechanical equipment, such as automobiles, machine tools, ships, wind turbines, etc. However, most traditional gear shafts are integrated mechanisms, which means that when the gears are worn, they need to be replaced completely, resulting in high cost. In addition, the meshing position of the gears does not have a self-lubricating mechanism, and is prone to rust after long-term use, which in turn affects the transmission efficiency. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In response to the problems existing in the prior art, the utility model provides a gear shaft structure with gears to solve the technical problem that most of the traditional gear shafts mentioned in the background technology are one-piece mechanisms, which leads to the need to replace all the gears when they are worn, resulting in high cost of use.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear shaft structure with a gear, comprising a shaft body, a connecting disk is slidably provided on the outer wall of the shaft body and on both sides, a clamping block is fixedly provided on the outer wall of the connecting disk, a plurality of the clamping blocks are arranged and are evenly distributed, a gear is slidably provided on the outer end of the connecting disk, a clamping groove is correspondingly provided on the inner wall of the gear, the clamping blocks are located inside the clamping groove, a connecting sleeve is fixedly provided on the outer wall of the connecting disk, a connecting hole is correspondingly provided on the connecting sleeve and the shaft body, a lubrication bolt is provided inside the connecting hole, a retaining ring is fixedly provided on both sides of the gear and on the outer wall of the connecting disk, the retaining ring is in contact with both side surfaces of the gear, an oil storage tank is provided inside the shaft body, and an oil leakage hole is provided on the inner wall of the oil storage tank.

[0007] The utility model is further configured as follows: there are multiple oil leakage holes, which are arranged in a circular shape; oil guide pipes are provided inside the oil leakage holes; circular grooves are provided on the outer ends of the oil leakage holes and on the outer wall of the shaft body; springs are fixedly provided on the inner wall of the circular grooves; pressure rings are fixedly provided on the outer walls of the oil guide pipes; one end of the spring is fixedly connected to the inner wall of the pressure ring; avoidance grooves are provided on the outer walls of the connecting plates; the oil guide pipes are located inside the avoidance grooves, which facilitates the installation of the oil guide pipes.

[0008] The utility model is further configured such that the pressure rings are in contact with the inner wall of the connecting plate, an oil outlet hole is provided on the inner wall of the gear, the oil guide pipe is located inside the oil outlet hole, a lubrication hole is provided on the outer wall of the gear, and the oil outlet hole is connected with the lubrication hole to facilitate the outflow of the lubricating oil.

[0009] The utility model is further configured such that an empty groove is provided inside the lubricating bolt, a through hole is provided on the inner wall of the empty groove, a plurality of through holes are provided and are evenly distributed, an oiling hole is provided on the upper end surface of the lubricating bolt, and the oiling hole is connected with the empty groove to facilitate lubrication of the connection of the lubricating bolt.

[0010] The utility model is further configured that a sealing plug is provided inside the refueling hole, and the sealing plug is threadedly installed with the refueling hole to facilitate sealing the refueling hole.

[0011] The utility model is further configured that a plug body is provided inside the oil storage tank, and the plug body is threadedly connected to the oil storage tank to facilitate sealing the oil storage tank.

[0012] The utility model is further configured that a twisting block is fixedly provided on the outer wall of the plug body to facilitate disassembly of the plug body.

[0013] The utility model is further configured that the upper end surface of the sealing plug is provided with an inner hexagonal groove to facilitate the disassembly of the sealing plug.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a gear shaft structure with gears, which has the following beneficial effects:

[0016] 1. By arranging a shaft, a connecting plate, a clamping block, a gear, a clamping groove, a connecting sleeve, a connecting hole, a lubricating bolt and a retaining ring, the user can disassemble the connecting plate by removing the lubricating bolt to remove the gear for easy replacement, and by arranging the clamping block and the clamping groove, relative rotation between the gear and the connecting plate can be prevented to affect the transmission.

[0017] 2. By arranging an oil storage tank, an oil leakage hole, an oil guide pipe, a circular groove, a spring, a pressure ring, a avoidance groove, an oil outlet hole and a lubrication hole, the user can add lubricating oil to the inside of the oil storage tank, so that when the gear rotates, the lubricating oil flows out through the oil guide pipe, the oil outlet hole and the lubrication hole to lubricate the meshing position of the gear to prevent rust. In addition, by arranging a spring, the oil guide pipe can be extended and retracted, thereby entering the oil outlet hole on the gear, which is convenient for installation.

[0018] 3. By setting an empty slot, a through hole, a refueling hole, a sealing plug and a hexagonal slot, the user can disassemble the sealing plug through the hexagonal slot, add lubricating oil to the inside of the empty slot, and let it flow out through the through hole to lubricate the connection position of the lubrication bolt, making disassembly easier. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is an overall schematic diagram of a gear shaft structure with gears in an unused state;

[0020] Figure 2 This is an exploded view of the installation of the connecting plate, connecting sleeve and lubrication bolt on the shaft;

[0021] Figure 3 It is the installation cross-sectional view of the shaft body, connecting plate, oil guide pipe, spring and pressure ring;

[0022] Figure 4 for Figure 3 A partial schematic diagram of the middle A area;

[0023] Figure 5 It is a schematic diagram of the positions of the clamping groove, oil outlet hole and lubrication hole on the gear;

[0024] Figure 6 It is an overall cross-sectional view of the lubrication bolt.

[0025] In the figure: 1. shaft body; 2. connecting plate; 3. clamping block; 4. gear; 5. clamping groove; 6. connecting sleeve; 7. connecting hole; 8. lubrication bolt; 9. retaining ring; 10. oil storage tank; 11. oil leakage hole; 12. oil guide pipe; 13. circular groove; 14. spring; 15. pressure ring; 16. avoidance groove; 17. oil outlet hole; 18. lubrication hole; 19. empty groove; 20. through hole; 21. oil filling hole; 22. sealing plug; 23. plug body; 24. twisting block; 25. hexagonal socket groove. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0029] See also Figure 1-6 A gear shaft structure with a gear comprises a shaft body 1, a connecting plate 2 is slidably provided on the outer wall of the shaft body 1 and on both sides, a clamping block 3 is fixedly provided on the outer wall of the connecting plate 2, a plurality of the clamping blocks 3 are arranged and are evenly distributed, a gear 4 is slidably provided on the outer end of the connecting plate 2, a clamping groove 5 is correspondingly provided on the inner wall of the gear 4, the clamping blocks 3 are all located inside the clamping groove 5, a connecting sleeve 6 is fixedly provided on the outer wall of the connecting plate 2, a connecting hole 7 is correspondingly provided on the connecting sleeve 6 and the shaft body 1, a lubrication bolt 8 is provided inside the connecting hole 7, a retaining ring 9 is fixedly provided on both sides of the gear 4 and on the outer wall of the connecting plate 2, and the retaining ring 9 is in contact with both side surfaces of the gear 4, an oil storage tank 10 is provided inside the shaft body 1, an oil leakage hole 11 is provided on the inner wall of the oil storage tank 10, a plug body 23 is provided inside the oil storage tank 10, the plug body 23 is threadedly connected to the oil storage tank 10, and a twisting block 24 is fixedly provided on the outer wall of the plug body 23.

[0030] In this embodiment, a plurality of oil leakage holes 11 are provided and arranged in a circular shape, an oil guide pipe 12 is provided inside the oil leakage holes 11, a circular groove 13 is provided at the outer end of the oil leakage hole 11 and on the outer wall of the shaft body 1, a spring 14 is fixedly provided on the inner wall of the circular groove 13, a pressure ring 15 is fixedly provided on the outer wall of the oil guide pipe 12, one end of the spring 14 is fixedly connected to the inner wall of the pressure ring 15, a avoidance groove 16 is provided on the outer wall of the connecting disk 2, the oil guide pipe 12 is located inside the avoidance groove 16, the pressure ring 15 is abutted against the inner wall of the connecting disk 2, an oil outlet hole 17 is provided on the inner wall of the gear 4, the oil guide pipe 12 is located inside the oil outlet hole 17, a lubrication hole 18 is provided on the outer wall of the gear 4, and the oil outlet hole 17 is connected to the lubrication hole 18.

[0031] More specifically, the user can disassemble the connecting plate 2 by removing the lubrication bolt 8 to remove the gear 4 for easy replacement, and by providing the snap-in block 3 and the snap-in groove 5, relative rotation between the gear 4 and the connecting plate 2 can be prevented to affect the transmission. The user can also add lubricating oil into the oil storage tank 10 and seal it with the plug 23. When the gear 4 rotates, the lubricating oil will flow out through the oil guide pipe 12, the oil outlet hole 17 and the lubrication hole 18 to lubricate the meshing position of the gear 4 to prevent rust, and by providing the spring 14, the oil guide pipe 12 can be extended and retracted, thereby allowing it to enter the oil outlet hole 17 on the gear 4 for easy installation.

[0032] See also Figure 1 and Figure 6 As an implementation method for lubricating the connection position of the lubricating bolt 8: a hollow groove 19 is opened inside the lubricating bolt 8, a through hole 20 is opened on the inner wall of the hollow groove 19, a plurality of through holes 20 are arranged and are evenly distributed, a refueling hole 21 is opened on the upper end surface of the lubricating bolt 8, the refueling hole 21 is communicated with the hollow groove 19, a sealing plug 22 is provided inside the refueling hole 21, and the sealing plug 22 is threadedly installed with the refueling hole 21.

[0033] Specifically, the user can add lubricating oil into the interior of the empty groove 19 through the filling hole 21 and make it flow out through the through hole 20 to lubricate the connection position of the lubricating bolt 8 to prevent rust.

[0034] Please refer to Figure 6 As a further implementation method for disassembling the sealing plug 22 , a hexagonal groove 25 is provided on the upper end surface of the sealing plug 22 .

[0035] Specifically, the sealing plug 22 can be disassembled through the hexagonal groove 25 .

[0036] In summary, when the overall device is in use: when the gear 4 needs to be disassembled, the lubrication bolt 8 can be disassembled first, and then the connecting plate 2 can be disassembled from the outer wall of the shaft body 1. At this time, the gear 4 can be removed for easy replacement, and by providing the clamping block 3 and the clamping groove 5, relative rotation between the gear 4 and the connecting plate 2 can be prevented to affect the transmission. When the meshing position of the gear 4 needs to be lubricated, lubricating oil can be added to the inside of the oil storage tank 10 first, so that when the gear 4 rotates, the lubricating oil passes through the oil guide pipe 12 , oil outlet hole 17 and lubrication hole 18 to lubricate the meshing position of gear 4 to prevent rust, and by providing spring 14, the oil guide pipe 12 can be extended and retracted to enter the oil outlet hole 17 on the gear 4, which is convenient for installing the gear 4. When it is necessary to lubricate the connecting position of the connecting sleeve 6, the sealing plug 22 can be disassembled through the hexagonal groove 25 first, and then lubricating oil is added to the inside of the empty groove 19 and made to flow out through the through hole 20 to lubricate the connecting position of the lubrication bolt 8 for easy disassembly.

[0037] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A gear shaft structure with a gear, comprising a shaft body (1), characterized in that: A connecting disk (2) is slidably provided on the outer wall of the shaft body (1) and on both sides thereof; a clamping block (3) is fixedly provided on the outer wall of the connecting disk (2); a plurality of the clamping blocks (3) are arranged and are evenly distributed; a gear (4) is slidably provided on the outer end of the connecting disk (2); a clamping groove (5) is correspondingly provided on the inner wall of the gear (4); the clamping blocks (3) are located inside the clamping groove (5); a connecting sleeve (6) is fixedly provided on the outer wall of the connecting disk (2); a connecting hole (7) is correspondingly provided on the connecting sleeve (6) and the shaft body (1); a lubricating bolt (8) is provided inside the connecting hole (7); retaining rings (9) are fixedly provided on both sides of the gear (4) and on the outer wall of the connecting disk (2); the retaining rings (9) are in contact with two side surfaces of the gear (4); an oil storage tank (10) is provided inside the shaft body (1); an oil leakage hole (11) is provided on the inner wall of the oil storage tank (10).

2. The gear shaft structure with a gear according to claim 1, characterized in that: The oil leakage holes (11) are provided in plurality and arranged in a circular shape. An oil guide pipe (12) is provided inside each of the oil leakage holes (11). A circular groove (13) is provided at the outer end of each of the oil leakage holes (11) and on the outer wall of the shaft body (1). A spring (14) is fixedly provided on the inner wall of the circular groove (13). A pressure ring (15) is fixedly provided on the outer wall of the oil guide pipe (12). One end of the spring (14) is fixedly connected to the inner wall of the pressure ring (15). An avoidance groove (16) is provided on the outer wall of the connection plate (2), and the oil guide pipe (12) is located inside the avoidance groove (16).

3. The gear shaft structure with a gear according to claim 2, characterized in that: The pressure ring (15) is in contact with the inner wall of the connecting plate (2); an oil outlet hole (17) is provided on the inner wall of the gear (4); the oil guide pipe (12) is located inside the oil outlet hole (17); a lubrication hole (18) is provided on the outer wall of the gear (4); and the oil outlet hole (17) is connected to the lubrication hole (18).

4. The gear shaft structure with a gear according to claim 1, characterized in that: The lubricating bolt (8) has an empty groove (19) formed inside, and a through hole (20) is formed on the inner wall of the empty groove (19). A plurality of through holes (20) are provided and are evenly distributed. The upper end surface of the lubricating bolt (8) has an oiling hole (21) formed thereon, and the oiling hole (21) is connected to the empty groove (19).

5. The gear shaft structure with a gear according to claim 4, characterized in that: A sealing plug (22) is provided inside the refueling hole (21), and the sealing plug (22) is threadedly mounted on the refueling hole (21).

6. The gear shaft structure with a gear according to claim 1, characterized in that: A plug body (23) is provided inside the oil storage tank (10), and the plug body (23) is threadedly connected to the oil storage tank (10).

7. The gear shaft structure with a gear according to claim 6, characterized in that: A twisting block (24) is fixedly provided on the outer wall of the plug body (23).

8. The gear shaft structure with a gear according to claim 5, characterized in that: The upper end surface of the sealing plug (22) is provided with a hexagonal groove (25).

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