Duplicate gear
By introducing connecting rings, slots, adjustment rods and limit components into the dual gears, the problems of gear distance adjustment and removal and replacement are solved, and flexible adjustment and convenient disassembly and replacement of gear distance are achieved, improving the flexibility of use and maintenance efficiency.
Patent Information
- Application Number
- CN202421696421.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-17
- Publication Date
- 2025-08-01
- Estimated Expiration
- 2034-07-17
AI Technical Summary
The existing dual-connected gears cannot flexibly adjust the gear distance during connection and are inconvenient to replace a single gear, resulting in inconvenient use.
The gear distance is adjustable by designing the connecting ring, slot, adjusting rod and limiting assembly, and the gear distance is facilitated quickly disassembly and replacement through the adjustment ring and connecting rod structure.
It realizes flexible adjustment and convenient disassembly and replacement of gear distance, improving the flexibility of use and maintenance efficiency.
Smart Images
Figure CN223178106U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of gears, in particular to a double gear. Background Technique
[0002] A gear refers to a mechanical element with teeth on the rim that continuously mesh to transmit motion and power. The application of gears in transmission appeared very early. At the end of the 19th century, the principle of generating cutting method and the special machine tools and tools for cutting teeth using this principle emerged successively. With the development of production, the smooth operation of gears has been taken seriously;
[0003] The double gear belongs to a common type of gear. Although the existing double gears can, to a certain extent, meet the usage needs of users, there are still certain defects in the use process. Most of the existing double gears use welding or brazing to connect the two gears, resulting in the inability to replace a single gear later, and the distance between the two gears cannot be adjusted. For this reason, we provide a double gear. Summary of the Invention
[0004] The purpose of the utility model is to provide a double gear to solve the problems raised in the above background technique.
[0005] To achieve the above purpose, the utility model provides the following technical solution: A double gear, including a first gear and a second gear. One end of the first gear is fixedly installed with a mounting sleeve, one end of the mounting sleeve is movably installed with a connecting ring, the side of the connecting ring is evenly fixedly installed with connecting heads, the side of the second gear is provided with a slot matching with the connecting ring and the connecting heads, one side of the inner wall of the slot is fixedly installed with a mounting block, one end of the mounting block is movably inserted into the inside of the connecting head, both sides of the inner wall of the mounting block are movably installed with rotating clamping blocks, one end of the rotating clamping block is movably connected with the inner wall of the mounting block, one end of the rotating clamping block is in contact with the inner wall of the connecting head, one side of the mounting block is movably installed with an adjusting rod, both sides of one end of the adjusting rod are movably installed with connecting rods connected to the rotating clamping blocks, and a support spring is sleeved on the surface of the adjusting rod.
[0006] Preferably, a hidden groove is provided on one side of the second gear, the hidden groove is annular, and an adjusting ring is movably inserted into the inside of the hidden groove, and one side of the adjusting ring is fixedly connected with the adjusting rod.
[0007] Preferably, an adjusting screw sleeve is movably installed on the outside of the mounting sleeve, a meshing gear is installed on the outside of the adjusting screw sleeve, and a rotating gear sleeve is movably installed on the outside of the mounting sleeve.
[0008] Preferably, the rotating gear sleeve is engaged with the engaging gear, a limiting component is arranged between the rotating gear sleeve and the mounting sleeve, one side of the adjusting screw sleeve is movably penetrated by an adjusting screw rod, and one end of the adjusting screw rod is connected with a connecting ring.
[0009] Preferably, the limiting component includes an annular groove, an annular rail, a clamping tooth ring, a clamping tooth block, a clamping rod, a pulling ring, a return spring and a moving block.
[0010] Preferably, annular rails are fixedly installed at both ends of the outer side of the mounting sleeve, annular grooves matched with the annular rails are formed at both ends of the rotating gear sleeve, and a clamping tooth ring is arranged inside one of the annular grooves.
[0011] Preferably, movable grooves are formed at both sides of one end of the mounting sleeve, a clamping rod is movably penetrated inside the movable groove, one end of the clamping rod is movably penetrated inside the annular groove, and a clamping tooth block clamped with the clamping tooth ring is fixedly installed at this end.
[0012] Preferably, a moving block is installed on the surface of the clamping rod, a return spring is fixedly installed on one side of the moving block, one end of the clamping rod is movably penetrated outside the mounting sleeve, and a pulling ring is fixedly installed at this end.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0014] 1. In the utility model, the user rotates the rotating gear sleeve, the rotating gear sleeve drives the adjusting gear sleeve to rotate through the engaging gear, under the action of the thread, the adjusting screw rod moves outward or inward of the adjusting screw rod, and the adjusting screw rod drives the connecting ring to move, so as to facilitate adjusting the distance between the first gear and the second gear.
[0015] 2. In the utility model, when the first gear, the mounting sleeve and the second gear rotate, under the action of the return spring, the clamping rod enables the clamping tooth block at one end of the clamping rod to be clamped with the clamping tooth ring, so that the rotating gear sleeve can rotate synchronously with the mounting sleeve, avoiding affecting the use of the adjusting screw sleeve. When rotating the rotating gear sleeve, the user pulls the pulling ring, the pulling ring drives the clamping rod to move, so that the clamping tooth block is disengaged from the clamping tooth ring, and the rotating gear sleeve can rotate, which is convenient for the user to adjust.
[0016] 3. In the utility model, when disassembling the second gear, the user pulls the adjusting ring, the adjusting ring drives the adjusting rod to move, the adjusting rod drives the connecting rod to move, and the connecting rod drives the rotating block to rotate, so that the rotating block contracts into the mounting block, the mounting block can be pulled out from the connecting head, and the second gear is disengaged from the connecting head, thereby facilitating the quick disassembly and replacement of the second gear. Description of the Drawings
[0017] Figure 1Structural schematic diagram of the present utility model;
[0018] Figure 2 The present utility model Figure 1 Enlarged view of the structure of A in the present utility model;
[0019] Figure 3 The present utility model Figure 1 Enlarged view of the structure of B in the present utility model;
[0020] In the figure: 1, first gear; 2, mounting sleeve; 3, second gear; 4, rotating tooth sleeve; 5, adjusting screw sleeve; 6, adjusting screw rod; 7, engaging gear; 8, connecting head; 9, mounting block; 10, rotating clamping block; 11, connecting rod; 12, supporting spring; 13, adjusting rod; 14, slot; 15, annular groove; 16, annular rail; 17, clamping tooth ring; 18, clamping tooth block; 19, clamping rod; 20, pull ring; 21, reset spring; 22, moving block. Specific embodiments
[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the technical solutions in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.
[0022] Please refer to Figure 1 and Figure 2 , the present utility model provides a technical solution: a double gear, one end of the mounting sleeve 2 is movably installed with a connecting ring, one side of the connecting ring is evenly and fixedly installed with connecting heads 8, a slot 14 matching with the connecting ring and the connecting heads 8 is opened on one side of the second gear 3, one side of the inner wall of the slot 14 is fixedly installed with a mounting block 9, one end of the mounting block 9 is movably inserted into the inside of the connecting head 8, both sides of the inner wall of the mounting block 9 are movably installed with rotating clamping blocks 10, one end of the rotating clamping block 10 is movably connected with the inner wall of the mounting block 9, one end of the rotating clamping block 10 is in contact with the inner wall of the connecting head 8, one side of the mounting block 9 is movably installed with an adjusting rod 13, both sides of one end of the adjusting rod 13 are movably installed with connecting rods 11 connected to the rotating clamping blocks 10, a supporting spring 12 is sleeved on the surface of the adjusting rod 13, a hidden groove is opened on one side of the second gear 3, the hidden groove is annular, an adjusting ring is movably inserted into the hidden groove, and one side of the adjusting ring is fixedly connected with the adjusting rod 13;
[0023] Among them, when disassembling the second gear 3, the user pulls the adjusting ring, the adjusting ring drives the adjusting rod 13 to move, the adjusting rod 13 drives the connecting rod 11 to move, the connecting rod 11 drives the rotating clamping block 10 to rotate, so that the rotating clamping block 10 contracts into the interior of the mounting block 9, so that the mounting block 9 can be withdrawn from the inside of the connector 8, so that the second gear 3 is disengaged from the connector 8, thus facilitating the quick disassembly and replacement of the second gear 3.
[0024] Please refer to Figure 1 and Figure 3 , including a first gear 1 and a second gear 3. One end of the first gear 1 is fixedly installed with a mounting sleeve 2. An adjusting nut sleeve 5 is movably installed on the outer side of the mounting sleeve 2. A meshing gear 7 is installed on the outer side of the adjusting nut sleeve 5. A rotating gear sleeve 4 is movably installed on the outer side of the mounting sleeve 2. The rotating gear sleeve 4 meshes with the meshing gear 7. A limiting component is arranged between the rotating gear sleeve 4 and the mounting sleeve 2. One side of the adjusting nut sleeve 5 is movably inserted with an adjusting screw rod 6. One end of the adjusting screw rod 6 is connected to a connecting ring. The limiting component includes an annular groove 15, an annular rail 16, a clamping tooth ring 17, a clamping tooth block 18, a clamping rod 19, a pulling ring 20, a return spring 21 and a moving block 22. Annular rails 16 are fixedly installed at both ends of the outer side of the mounting sleeve 2. Annular grooves 15 matching with the annular rails 16 are formed at both ends of the rotating gear sleeve 4. A clamping tooth ring 17 is arranged inside one of the annular grooves 15. Moving grooves are formed on both sides of one end of the mounting sleeve 2. A clamping rod 19 is movably inserted into the moving grooves. One end of the clamping rod 19 is movably inserted into the annular groove 15, and a clamping tooth block 18 clamped with the clamping tooth ring 17 is fixedly installed at this end. A moving block 22 is installed on the surface of the clamping rod 19. A return spring 21 is fixedly installed on one side of the moving block 22. One end of the clamping rod 19 is movably inserted into the outer side of the mounting sleeve 2, and a pulling ring 20 is fixedly installed at this end;
[0025] Among them, the user rotates the rotating gear sleeve 4. The rotating gear sleeve 4 drives the adjusting gear sleeve to rotate through the meshing gear 7. Under the action of the thread, the adjusting screw rod 6 moves outward or inward of the adjusting screw rod 6. The adjusting screw rod 6 drives the connecting ring to move, facilitating the adjustment of the distance between the first gear 1 and the second gear 3. When the first gear 1, the mounting sleeve 2 and the second gear 3 rotate, under the action of the return spring 21, the clamping tooth block 18 at one end of the clamping rod 19 is clamped with the clamping tooth ring 17, so that the rotating gear sleeve 4 can rotate synchronously with the mounting sleeve 2, avoiding affecting the use of the adjusting nut sleeve 5. When rotating the rotating gear sleeve 4, the user pulls the pulling ring 20. The pulling ring 20 drives the clamping rod 19 to move, so that the clamping tooth block 18 is disengaged from the clamping tooth ring 17, so that the rotating gear sleeve 4 can rotate, facilitating the adjustment by the user.
[0026] Working principle: The user rotates the rotating gear sleeve 4. The rotating gear sleeve 4 drives the adjusting gear sleeve to rotate by engaging with the gear 7. Under the action of the thread, the adjusting screw 6 moves outward or inward of the adjusting screw 6. The adjusting screw 6 drives the connecting ring to move, facilitating the adjustment of the distance between the first gear 1 and the second gear 3. When the first gear 1, the mounting sleeve 2, and the second gear 3 rotate, under the action of the return spring 21, the clamping rod 19 makes the clamping tooth block 18 at one end of the clamping rod 19 engage with the clamping tooth ring 17, so that the rotating gear sleeve 4 can rotate synchronously with the mounting sleeve 2, avoiding affecting the use of the adjusting nut sleeve 5. When rotating the rotating gear sleeve 4, the user pulls the pull ring 20. The pull ring 20 drives the clamping rod 19 to move, so that the clamping tooth block 18 is disengaged from the clamping tooth ring 17, enabling the rotating gear sleeve 4 to rotate, which is convenient for the user to adjust. When disassembling the second gear 3, the user pulls the adjusting ring. The adjusting ring drives the adjusting rod 13 to move. The adjusting rod 13 drives the connecting rod 11 to move. The connecting rod 11 drives the rotating clamping block 10 to rotate, so that the rotating clamping block 10 retracts into the mounting block 9, enabling the mounting block 9 to be withdrawn from the connector 8, and the second gear 3 is disengaged from the connector 8, thus facilitating the quick disassembly and replacement of the second gear 3.
[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A double gear, comprising a first gear (1) and a second gear (3), characterized in that: One end of the first gear (1) is fixedly installed with a mounting sleeve (2). One end of the mounting sleeve (2) is movably installed with a connecting ring. On one side of the connecting ring, connecting heads (8) are evenly fixedly installed. On one side of the second gear (3), a slot (14) matching the connecting ring and the connecting heads (8) is provided. On one side of the inner wall of the slot (14), a mounting block (9) is fixedly installed. One end of the mounting block (9) is movably inserted into the inside of the connecting head (8). On both sides of the inner wall of the mounting block (9), rotating locking blocks (10) are movably installed. One end of the rotating locking block (10) is movably connected to the inner wall of the mounting block (9). One end of the rotating locking block (10) is in contact with the inner wall of the connecting head (8). On one side of the mounting block (9), an adjusting rod (13) is movably installed. On both sides of one end of the adjusting rod (13), connecting rods (11) connected to the rotating locking blocks (10) are movably installed. A support spring (12) is sleeved on the surface of the adjusting rod (13).
2. The duplex gear according to claim 1, wherein: On one side of the second gear (3), a hidden groove is provided. The hidden groove is annular. An adjusting ring is movably inserted into the inside of the hidden groove. One side of the adjusting ring is fixedly connected to the adjusting rod (13).
3. A double gear according to claim 1, characterized in that: On the outer side of the mounting sleeve (2), an adjusting screw sleeve (5) is movably installed. On the outer side of the adjusting screw sleeve (5), a meshing gear (7) is installed. On the outer side of the mounting sleeve (2), a rotating gear sleeve (4) is movably installed.
4. A double gear according to claim 3, characterized in that: The rotating gear sleeve (4) meshes with the meshing gear (7). A limiting component is arranged between the rotating gear sleeve (4) and the mounting sleeve (2). One side of the adjusting screw sleeve (5) is movably inserted with an adjusting screw rod (6). One end of the adjusting screw rod (6) is connected to the connecting ring.
5. A double gear according to claim 4, characterized in that: The limiting component includes an annular groove (15), an annular rail (16), a clamping tooth ring (17), a clamping tooth block (18), a clamping rod (19), a pulling ring (20), a return spring (21) and a moving block (22).
6. The duplex gear according to claim 5, wherein: At both ends of the outer side of the mounting sleeve (2), annular rails (16) are fixedly installed. At both ends of the rotating gear sleeve (4), annular grooves (15) matching the annular rails (16) are provided. Inside one of the annular grooves (15), a clamping tooth ring (17) is arranged.
7. A double gear according to claim 6, characterized in that: On both sides of one end of the mounting sleeve (2), movable grooves are provided. Inside the movable grooves, clamping rods (19) are movably inserted. One end of the clamping rod (19) is movably inserted into the inside of the annular groove (15), and a clamping tooth block (18) clamped with the clamping tooth ring (17) is fixedly installed at this end.
8. A double gear according to claim 7, characterized in that: A moving block (22) is installed on the surface of the clamping rod (19). A return spring (21) is fixedly installed on one side of the moving block (22). One end of the clamping rod (19) is movably inserted outside the mounting sleeve (2), and a pulling ring (20) is fixedly installed at this end.