Novel synchronous belt and synchronous wheel clock transmission structure
By synchronizing the power transmission and reduction gear sets of pulleys, the problem of the influence of power transmission gear distance in the clock is solved, flexible connection and high-precision time display are realized, and the movement and dynamic and practical effects of the clock are enhanced.
Patent Information
- Application Number
- CN202421206953.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-30
AI Technical Summary
The timing accuracy of the watch is affected by internal factors and external environmental conditions, especially the arrangement of the center distance between the power transmission gear and the gear has a direct impact on the appearance and layout, and it is difficult for the prior art to achieve flexible connections at larger distances.
The synchronous pulley is used to transmit power, and the power wheel is driven to rotate through the motor. The synchronous pulley and reduction gear set are used to rotate the clock pointer and minute pointer, providing a new sense of motion, and flexible connection is achieved by setting the reduction ratio and reduction gear set.
It realizes flexible connections at large distances, improves the normal use ability of the clock, adds new sporty dynamics, and improves the time-walking accuracy.
Smart Images
Figure CN222299951U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of clocks and watches, in particular to a novel synchronous belt and synchronous wheel clock and watch transmission structure. Background Art
[0002] Clocks and watches have a wide range of applications. With the development of the times, they are constantly being improved and their accuracy is constantly improving. Some internal factors and external environmental conditions will affect the accuracy of clocks and watches. Internal factors include the structural design of each component system, working performance, selected materials, processing technology and assembly quality.
[0003] A watch is a precision timing instrument. Many of its components are installed in a very small space, which requires precise calculations. In particular, the center distance arrangement between power transmission gears directly affects the appearance and overall layout of the watch. Utility Model Content
[0004] The utility model provides a novel synchronous belt and synchronous wheel clock transmission structure, which adopts synchronous belt wheels to transmit power and is applied in clocks to add new movement dynamics. This structure can realize flexible connection at a relatively large distance.
[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a novel synchronous belt and synchronous wheel clock transmission structure, comprising a control main board, a mounting plate is fixedly arranged on the top of the control main board, a motor is fixedly arranged between the control main board and the mounting plate, the output shaft of the motor passes through the surface of the mounting plate and is fixedly connected to a power wheel, a clock dial and a minute dial are fixedly installed on both sides of the surface of the mounting plate, the clock dial and the minute dial are respectively rotatably connected with synchronous wheel shafts at the middle positions inside, a driven wheel A is fixedly connected to the bottom of the synchronous wheel shaft on the minute dial, a synchronous belt A is arranged between the driven wheel A and the power wheel, a driven wheel B is fixedly connected to one side of the driven wheel A, a driven wheel C is movably sleeved on the surface of the synchronous wheel shaft on the clock dial, a synchronous belt B is arranged between the driven wheel B and the driven wheel C, and a clock pointer and a minute pointer are respectively installed on the tops of the two synchronous wheel shafts.
[0006] As a preferred technical solution of the utility model, a large gear and a small gear are provided on the surface of the driven wheel C, the large gear is fixedly connected to the synchronous wheel shaft on the clock dial, the small gear is fixedly installed on one side of the driven wheel C, and a reduction gear group is installed on the surface of the mounting plate, the reduction gear group includes a first gear and a second gear, the small gear is meshed with the first gear, and the large gear is meshed with the second gear.
[0007] As a preferred technical solution of the utility model, a driving chip is arranged on a surface of one side of the top of the control mainboard, and a main control chip is arranged on one side of the driving chip.
[0008] As a preferred technical solution of the utility model, one end of the two synchronous wheel shafts respectively passes through the center of the clock dial and the minute dial and is higher than the surface of the dial.
[0009] As a preferred technical solution of the utility model, time scales are arranged in a ring-shaped distribution on the edges of the clock dial and the minute dial surfaces, and the ends of the clock hand and the minute hand point to the scale lines on the surfaces of the clock dial and the minute dial respectively, and the time scales include hours, minutes, seconds, days of the week, and calendars.
[0010] As a preferred technical solution of the utility model, a battery is arranged on the inner side of the bottom end of the control main board.
[0011] As a preferred technical solution of the utility model, the clock pointer is on the clock dial, and the minute pointer is on the minute dial.
[0012] As a preferred technical solution of the utility model, the reduction ratio of the power wheel to the driven wheel A is 1:3, the reduction ratio of the driven wheel B to the driven wheel C is 2:5, the reduction ratio of the reduction gear set to the pinion is 1:4.8, and the reduction ratio of the minute hand to the clock hand is 1:12.
[0013] Compared with the prior art, the utility model can achieve the following beneficial effects:
[0014] 1. This application starts the motor to drive the power wheel to rotate, which drives the pinion to rotate under the transmission action of the synchronous belt A and the synchronous belt B, and then drives the reduction gear set to realize the rotation of the clock hand and the minute hand; the use of synchronous belt wheels to transmit power is applied in clocks and watches, adding a new sense of movement. This structure can achieve flexible connection over a large distance.
[0015] 2. By setting the reduction ratio and the reduction gear set, the normal use of the clock can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall oblique structure of the utility model.
[0017] Figure 2 It is a schematic diagram of the overall front structure of the utility model.
[0018] Figure 3 It is a front perspective structural schematic diagram of the utility model.
[0019] Figure 4 The utility model is a schematic diagram of the power wheel, driven wheel and synchronous belt transmission structure.
[0020] Figure 5This is a schematic diagram of the structure of the reduction gear set of the utility model.
[0021] Among them: 1. Control main board; 2. Drive chip; 3. Main control chip; 4. Motor; 5. Power wheel; 6. Synchronous belt A; 7. Synchronous belt B; 8. Clock dial; 9. Minute dial; 10. Synchronous wheel shaft; 11. Mounting plate; 12. Clock hand; 13. Minute hand; 14. Reduction gear set; 15. Driven wheel A; 16. Driven wheel B; 17. Driven wheel C; 18. First gear; 19. Second gear; 20. Large gear; 21. Small gear. DETAILED DESCRIPTION
[0022] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.
[0023] Embodiment 1
[0024] Please refer to Figure 1-Figure 5 As shown, the utility model discloses a novel synchronous belt and synchronous wheel clock transmission structure, including a control main board 1, a battery is arranged inside the bottom end of the control main board 1, a mounting plate 11 is fixedly arranged on the top end of the control main board 1, a motor 4 is fixedly arranged between the control main board 1 and the mounting plate 11, an output shaft of the motor 4 passes through the surface of the mounting plate 11 and is fixedly connected to a power wheel 5, a clock dial 8 and a minute dial 9 are fixedly installed on both sides of the surface of the mounting plate 11, and a synchronous wheel shaft 10 is rotatably connected to the middle position of the inner side of the clock dial 8 and the minute dial 9. A driven wheel A15 is fixedly connected to the bottom of the synchronous wheel shaft 10 on the minute dial 9, a synchronous belt A6 is arranged between the driven wheel A15 and the power wheel 5, a driven wheel B16 is fixedly connected to one side of the driven wheel A15, a driven wheel C17 is movably sleeved on the surface of the synchronous wheel shaft 10 on the clock dial 8, a synchronous belt B7 is arranged between the driven wheels B16 and C17, and a clock pointer 12 and a minute pointer 13 are respectively installed on the top of the two synchronous wheel shafts 10, the clock pointer 12 is on the clock dial 8, and the minute pointer 13 is on the minute dial 9;
[0025] Clocks and watches have a wide range of applications. With the development of the times, they are constantly being improved and their accuracy is constantly improving. Some internal factors and external environmental conditions will affect the accuracy of clocks and watches. Internal factors include the structural design of each component system, working performance, selected materials, processing technology and assembly quality.
[0026] A clock is a precision timing instrument, and many parts and components need to be installed in a very small space, which requires precise calculation. In particular, the arrangement of the center distance between the power transmission gears and the gears directly affects the appearance and overall layout of the watch. The present application drives the power wheel 5 to rotate by starting the motor 4, and drives the pinion to rotate under the transmission action of the synchronous belt A6 and the synchronous belt B7, and then drives the reduction gear set 14 to realize the rotation of the clock hand 12 and the minute hand 13; the use of synchronous pulleys to transmit power is used in clocks and watches, which adds a new sense of movement. This structure can achieve flexible connection over a large distance.
[0027] A large gear 20 and a small gear 21 are provided on the surface of the driven wheel C17. The large gear 20 is fixedly connected to the synchronous wheel shaft 10 on the clock dial 8, and the small gear 21 is fixedly installed on one side of the driven wheel C17. A reduction gear set 14 is installed on the surface of the mounting plate 11. The reduction gear set 14 includes a first gear 18 and a second gear 19. The small gear 21 meshes with the first gear 18, and the large gear 20 meshes with the second gear 19; the reduction ratio of the power wheel 5 to the driven wheel A15 is 2:3, the reduction ratio of the driven wheel B16 to the driven wheel C17 is 2:5, and the reduction ratio of the reduction gear set 14 to the small gear is 1:4.8, that is, the reduction ratio of the minute hand 13 to the clock hand 12 is 1:12. By setting the reduction ratio and the reduction gear set 14, the normal use of the clock can be achieved.
[0028] A driving chip 2 is disposed on one side of the top of the control main board 1, and a main control chip 3 is disposed on one side of the driving chip 2 for controlling the rotation speed of the motor 4. The principle thereof belongs to the existing technical means, so it will not be described in detail.
[0029] One end of the two synchronous wheel shafts 10 respectively passes through the center of the clock dial 8 and the minute dial 9 and is higher than the dial surface, which is convenient for the installation of the clock hand 12 and the minute hand 13 on the clock dial 8 and the minute dial 9 and intuitively indicates the time.
[0030] The clock dial 8 and the minute dial 9 are provided with time scales in a circular distribution at the edges of the surfaces. The ends of the clock hand 12 and the minute hand 13 point to the scale lines on the surfaces of the clock dial 8 and the minute dial 9 respectively. The time scales include hours, minutes, seconds, days of the week, and calendars, so that the time can be intuitively known when in use.
[0031] Embodiment 2
[0032] The utility model discloses a novel synchronous belt and synchronous wheel clock transmission structure, comprising a control main board 1, a battery is arranged inside the bottom end of the control main board 1, a mounting plate 11 is fixedly arranged on the top end of the control main board 1, a motor 4 is fixedly arranged between the control main board 1 and the mounting plate 11, an output shaft of the motor 4 penetrates through the surface of the mounting plate 11 and is fixedly connected to a power wheel 5, synchronous wheel shafts 10 are respectively fixedly installed on both sides of the surface of the mounting plate 11, and the outer sides of the two synchronous wheel shafts 10 are respectively rotatably connected to a clock dial 8 and a minute dial 9, and the minute dial 9 A driven wheel A15 is fixedly connected at the bottom, a synchronous belt A6 is arranged between the driven wheel A15 and the power wheel 5, a driven wheel B16 is fixedly connected to one side of the driven wheel A15, a driven wheel C17 is arranged at the bottom of the clock dial 8, the driven wheel C17 is rotatably connected to the synchronous wheel shaft 10, a synchronous belt B7 is arranged between the driven wheel B16 and the driven wheel C17, and a clock pointer 12 and a minute pointer 13 are fixedly connected to the tops of the two synchronous wheel shafts 10, respectively, the clock pointer 12 is on the clock dial 8, and the minute pointer 13 is on the minute dial 9;
[0033] Clocks and watches have a wide range of applications. With the development of the times, they are constantly being improved and their accuracy is constantly improving. Some internal factors and external environmental conditions will affect the accuracy of clocks and watches. Internal factors include the structural design of each component system, working performance, selected materials, processing technology and assembly quality.
[0034] A clock is a precision timing instrument, and many parts and components need to be installed in a very small space, which requires precise calculation. In particular, the arrangement of the center distance between the power gear and the gear directly affects the appearance and overall layout of the watch. The present application drives the power wheel 5 to rotate by starting the motor 4, and drives the pinion to rotate under the transmission action of the synchronous belt A6 and the synchronous belt B7, and then drives the reduction gear set 14 to realize the rotation of the clock dial 8 and the minute dial 9, and the pointer does not move, so the time can be read; the use of synchronous pulleys to transmit power is used in clocks, adding a new sense of movement, and this structure can achieve flexible connection over a large distance.
[0035] A large gear 20 and a small gear 21 are provided on the surface of the driven wheel C17. The large gear 20 is fixedly connected to the clock dial 8, and the small gear 21 is fixedly installed on the outer side of the driven wheel C17. A reduction gear set 14 is installed on the surface of the mounting plate 11. The reduction gear set includes a first gear 18 and a second gear 19. The small gear 21 is meshed and connected to the first gear 18, and the large gear 20 is meshed and connected to the second gear 19. The reduction ratio of the power wheel 5 to the driven wheel A15 is 1:3, the reduction ratio of the driven wheel B16 to the driven wheel C17 is 2:5, and the reduction ratio of the reduction gear set 14 to the small gear is 1:4.8, that is, the reduction ratio of the minute dial 9 to the clock dial 8 is 1:12. By setting the reduction ratio and the reduction gear set 14, the normal use of the clock can be achieved.
[0036] A driving chip 2 is disposed on one side of the top of the control main board 1, and a main control chip 3 is disposed on one side of the driving chip 2 for controlling the rotation speed of the motor 4. The principle thereof belongs to the existing technical means, so it will not be described in detail.
[0037] One end of the two synchronous wheel shafts 10 respectively passes through the center of the clock dial 8 and the minute dial 9 and is higher than the dial surface, which is convenient for the installation of the clock hand 12 and the minute hand 13 on the clock dial 8 and the minute dial 9 and intuitively indicates the time.
[0038] The edges of the clock dial 8 and the minute dial 9 are provided with time scales in a circular shape. The ends of the clock hand 12 and the minute hand 13 point to the scale lines on the surfaces of the clock dial 8 and the minute dial 9 respectively. The time scales include hours, minutes, seconds, days of the week, and calendars, so that the time can be read intuitively during use.
[0039] The above shows and describes the basic principle and main features of the utility model. The application of the utility model is not limited to the scope of the present technology, and is also suitable for the power transmission of mechanical clocks. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A novel synchronous belt and synchronous wheel clock transmission structure, comprising a control main board (1), characterized in that: A mounting plate (11) is fixedly arranged at the top of the control main board (1), a motor (4) is fixedly arranged between the control main board (1) and the mounting plate (11), an output shaft of the motor (4) passes through the surface of the mounting plate (11) and is fixedly connected to a power wheel (5), a clock dial (8) and a minute dial (9) are respectively fixedly arranged on both sides of the surface of the mounting plate (11), a synchronous wheel shaft (10) is rotatably connected to the middle position of the inner side of the clock dial (8) and the minute dial (9), and a synchronous wheel shaft (10) on the minute dial (9) is respectively rotatably connected to the synchronous wheel shaft (10) on the minute dial (9). A driven wheel A (15) is fixedly connected to the bottom of the step wheel shaft (10), a synchronous belt A (6) is arranged between the driven wheel A (15) and the power wheel (5), a driven wheel B (16) is fixedly connected to one side of the driven wheel A (15), a driven wheel C (17) is movably sleeved on the surface of the synchronous wheel shaft (10) on the clock dial (8), a synchronous belt B (7) is arranged between the driven wheel B (16) and the driven wheel C (17), and a clock hand (12) and a minute hand (13) are respectively installed on the top of the two synchronous wheel shafts (10).
2. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: The surface of the driven wheel C (17) is provided with a large gear (20) and a small gear (21); the large gear (20) is fixedly connected to a synchronous wheel shaft (10) on a clock dial (8); the small gear (21) is fixedly mounted on one side of the driven wheel C (17); a reduction gear set (14) is mounted on the surface of the mounting plate (11); the reduction gear set (14) comprises a first gear (18) and a second gear (19); the small gear (21) is meshed with the first gear (18); and the large gear (20) is meshed with the second gear (19).
3. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: A driving chip (2) is arranged on one side of the top of the control main board (1), and a main control chip (3) is arranged on one side of the driving chip (2).
4. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: One end of the two synchronous wheel shafts (10) respectively passes through the center of the clock dial (8) and the minute dial (9) and is higher than the surface of the dial.
5. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: The edges of the clock dial (8) and the minute dial (9) are provided with time scales in a circular shape, and the ends of the clock hand (12) and the minute hand (13) point to the scale lines on the surfaces of the clock dial (8) and the minute dial (9) respectively. The time scales include hours, minutes, seconds, days of the week and calendars.
6. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: A battery is arranged on the inner side of the bottom end of the control main board (1).
7. A new synchronous belt and synchronous wheel clock transmission structure according to claim 1, characterized in that: The clock hand (12) is located on the clock dial (8), and the minute hand (13) is located on the minute dial (9).
8. The novel synchronous belt and synchronous wheel clock transmission structure according to claim 2 is characterized in that: The reduction ratio between the power wheel (5) and the driven wheel A (15) is 1:3, the reduction ratio between the driven wheel B (16) and the driven wheel C (17) is 2:5, the reduction ratio between the reduction gear set (14) and the pinion is 1:4.8, and the reduction ratio between the minute hand (13) and the clock hand (12) is 1:12.