Gear transmission mechanism movement of tourbillon chronograph

Abstract

The invention discloses a movement of a gear transmission mechanism of a tourbillon chronograph, relates to the technical field of movement transmission mechanisms of mechanical watches, and aims to solve the problems that the movement of a tourbillon chronograph is large in gear transmission difficulty and large in energy loss. The center wheel component is in meshed connection with a third wheel component, the second transmission component comprises a second transmission gear shaft, a second transmission sheet and a second transmission wheel, the second transmission gear shaft is in meshed connection with the third wheel component, the second transmission sheet is in meshed connection with a second idle wheel component, and the second idle wheel component is in meshed connection with the second transmission sheet. The second idle gear part is connected with a second idle gear part in a meshed mode, and the second idle gear part is connected with a tourbillon mechanism. And the second transmission wheel is in meshed connection with a second metering idle gear assembly.

Description

Technical Field

[0001] The invention relates to the technical field of mechanical watch movement transmission mechanisms, and in particular to a tourbillon chronograph gear transmission mechanism movement. Background Art

[0002] The gear transmission mechanism is an indispensable part of the mechanical watch movement. The barrel wheel component is used to provide the power required for the operation of the mechanical watch movement, which is transmitted to the escapement speed regulating mechanism through gears. The escapement speed regulating mechanism in turn controls the running speed of the gears, so that the movement can work normally. The gear transmission mechanism is particularly important in the movement of the tourbillon chronograph. The gear transmission mechanism transmits the torque to the timing mechanism and the tourbillon mechanism through the gear transmission mechanism, which can enable the timing mechanism and the tourbillon mechanism to operate normally. As a high-end movement, the tourbillon chronograph movement needs to drive the timing mechanism and the tourbillon mechanism to operate simultaneously through an efficient gear transmission mechanism.

[0003] Therefore, designing a transmission mechanism with stable and reliable operation, smooth torque transmission and reasonable structural layout can effectively solve the problems of difficult transmission and large energy loss of the tourbillon movement gear. Summary of the invention

[0004] In order to solve the above problems, namely, the difficulty of gear transmission and the large energy loss of the tourbillon chronograph movement, the present invention proposes a tourbillon chronograph gear transmission mechanism movement, which includes a barrel wheel component, the barrel wheel component is meshedly connected with the center wheel component, the center wheel component is meshedly connected with the over-wheel component, and is characterized in that: it also includes a second transmission component, the second transmission component includes a second transmission gear shaft, a second transmission plate and a second transmission wheel, the second transmission gear shaft is meshedly connected with the over-wheel component, the second transmission plate is meshedly connected with the second intermediate wheel component, the second intermediate wheel component is meshedly connected with the second over-wheel component, and the second over-wheel component is connected to the tourbillon mechanism; the second transmission wheel is meshedly connected with the second intermediate wheel assembly.

[0005] The present invention is further configured as follows: the barrel wheel includes a barrel wheel body, a barrel cover is arranged on the barrel wheel body, a barrel shaft is coaxially arranged between the barrel wheel body and the barrel cover, a mainspring is arranged in the barrel wheel body, and the mainspring is cooperatively connected with the barrel shaft.

[0006] The present invention is further configured as follows: the center wheel component includes a center gear shaft, a center wheel piece is coaxially arranged on the center shaft teeth, and the barrel wheel body is meshingly connected with the center gear shaft.

[0007] The present invention is further configured as follows: the overwheel component includes a toothed shaft, a overwheel plate body is coaxially arranged on the toothed shaft, the center wheel plate is meshingly connected with the toothed shaft; the overwheel plate body is meshingly connected with the second transmission gear shaft.

[0008] The present invention is further configured as follows: the second counting intermediate wheel assembly includes a clutch lever shaft, a lower clutch wheel component is coaxially arranged on the clutch lever shaft, a support plate and a support spring are also installed on the lower clutch wheel component, an upper clutch wheel component is also coaxially arranged on the clutch lever shaft; the clutch lever shaft is also installed with a retaining spring; the lower clutch wheel component is meshingly connected with the second transmission wheel.

[0009] The present invention is further configured as follows: the second intermediate wheel component includes a second intermediate wheel shaft, a second intermediate wheel plate 1 and a second intermediate wheel plate 2 are coaxially arranged on the second intermediate wheel shaft, and the second intermediate wheel plate 1 is meshingly connected with the second transmission plate.

[0010] The present invention is further configured as follows: the second wheel component includes a second wheel shaft, a second wheel piece is coaxially arranged on the second wheel shaft, the second wheel piece is meshed with the second intermediate wheel piece, and the second wheel shaft is coaxially connected to the tourbillon mechanism.

[0011] The beneficial effects of the present invention are:

[0012] By setting up the second transmission plate and the second transmission wheel, it is possible to transmit the torque to the timing intermediate wheel component and the tourbillon mechanism at the same time, thereby effectively solving the problems of difficult transmission, low efficiency and serious energy loss of the gears of the tourbillon chronograph movement, making the mechanism work more stable and reliable, the torque transmission smooth, and the structural layout more reasonable. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The schematic diagram of the structure of the present invention is shown.

[0014] Figure 2 A schematic diagram of the structure of a clockwork spring is shown.

[0015] Figure 3 A schematic diagram of the structure of the barrel wheel components is shown.

[0016] Figure 4 A schematic diagram of the structure of the center wheel components is shown.

[0017] Figure 5 A schematic diagram of the structure of the wheel assembly is shown.

[0018] Figure 6 A schematic diagram of the structure of the second transmission wheel components is shown.

[0019] Figure 7 A schematic diagram of the structure of the second intermediate wheel component is shown.

[0020] Figure 8 A schematic diagram of the structure of the seconds intermediate wheel assembly is shown.

[0021] Fig. 9A schematic diagram of the structure of the second wheel components is shown.

[0022] Fig.10 A plan view of the tourbillon mechanism is shown.

[0023] 1. Barrel wheel component; 11. Barrel wheel body; 12. Barrel cover; 13. Barrel axle; 14. Mainspring; 2. Center wheel component; 21. Center gear shaft; 22. Center wheel piece; 3. Wheel component; 31. Wheel piece body; 32. Gear shaft; 4. Second transmission component; 41. Second transmission gear shaft; 42. Second transmission piece; 43. Second transmission wheel; 5. Second intermediate wheel assembly; 51. Clutch lever shaft; 52. Lower clutch wheel component; 53. Supporting piece; 54. Supporting spring; 55. Upper clutch wheel component; 56. Circlip; 6. Second intermediate wheel component; 61. Second intermediate wheel shaft; 62. Second intermediate wheel piece 1; 63. Second intermediate wheel piece 2; 7. Second intermediate wheel component; 71. Second intermediate wheel piece; 72. Second intermediate wheel shaft; 8. Tourbillon mechanism. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0025] The present invention provides a tourbillon chronograph gear transmission mechanism movement, comprising a barrel wheel component 1, the barrel wheel component 1 is meshedly connected with a center wheel component 2 for driving the center wheel component 2 to rotate, the center wheel component 2 is meshedly connected with a passing wheel component 3, and the rotation of the center wheel component 2 can drive the passing wheel component 3 to rotate accordingly.

[0026] The second transmission component 4 is also included, and the second transmission component 4 includes a second transmission gear shaft 41, a second transmission piece 42 and a second transmission wheel 43, wherein the second transmission piece 42 and the second transmission wheel 43 are both interference-connected to the second transmission gear shaft 41, and the second transmission piece 42 is arranged above the second transmission wheel 43. The second transmission gear shaft 41 is meshedly connected with the wheel passing component 3, that is, the rotation of the wheel passing component 3 can drive the second transmission gear shaft 41 to rotate, and then drive the second transmission piece 42 and the second transmission wheel 43 on the second transmission gear shaft 41 to rotate accordingly. The second transmission piece 42 is meshedly connected with the second intermediate wheel component 6, so that the rotation of the second transmission piece 42 drives the second intermediate wheel component 6 to rotate, and the second intermediate wheel component 6 is meshedly connected with the second wheel passing component 7, and the second wheel passing component 7 is coaxially connected with the tourbillon mechanism 8, and then the rotation of the second intermediate wheel component 6 can be transmitted to the tourbillon mechanism 8 through the second wheel passing component 7, so as to drive the tourbillon mechanism 8 to work. The second transmission wheel 43 is meshedly connected with the second chronograph intermediate wheel assembly 5 to drive the second chronograph intermediate wheel assembly 5 to work.

[0027] The barrel wheel component 1 includes a barrel wheel body 11, a barrel wheel cover is installed on the barrel wheel body 11, a barrel shaft 13 is coaxially arranged at the center of the barrel wheel body 11 and the barrel wheel cover, and the barrel wheel body 11 and the barrel cover 12 are both gap-connected with the barrel shaft 13 to achieve relative rotation. A mainspring 14 is also arranged in the barrel wheel body 11, and a horizontal hole on the mainspring 14 is gap-matched with a horizontal hook on the barrel shaft 13.

[0028] The center wheel component 2 includes a center gear shaft 21, on which a center wheel piece 22 is coaxially arranged, and the center wheel piece 22 is riveted to the center gear shaft 21. The barrel wheel body 11 is meshedly connected with the center gear shaft 21 to drive the center gear shaft 21 to rotate, and the rotation of the center gear shaft 21 drives the center wheel piece 22 to rotate accordingly.

[0029] The wheel component 3 includes a toothed shaft 32, on which a wheel body 31 is coaxially arranged, and the wheel body 31 is riveted to the toothed shaft 32. The center wheel piece 22 is meshedly connected with the toothed shaft 32 to transmit torque, drive the toothed shaft 32 to rotate, and then drive the wheel body 31 to rotate. The wheel body 31 is meshedly connected with the second transmission gear shaft 41 to drive the second transmission gear shaft 41 to rotate.

[0030] The second counting intermediate wheel assembly 5 includes a clutch rod shaft 51, on which a lower clutch wheel component 52 is coaxially arranged, on which a supporting plate 53 and a supporting spring 54 are installed, and the lower clutch wheel component 52 is meshed and connected with the second transmission wheel 43 to drive the lower clutch wheel component 52 to rotate. The clutch rod shaft 51 is also coaxially provided with an upper clutch wheel component 55, which is used to connect the timing component, and the lower clutch wheel component 52 and the upper clutch wheel component 55 are both sleeved on the clutch rod shaft 51 and are clearance-matched with the clutch rod shaft 51. A retaining spring 56 is also installed at the lower end of the clutch rod shaft 51.

[0031] The second intermediate wheel component 6 includes a second intermediate wheel shaft 61, on which a first second intermediate wheel piece 62 is coaxially arranged, which is in interference connection with the second intermediate wheel shaft 61, and which is meshedly connected with the second intermediate wheel shaft 61, so as to drive the first second intermediate wheel piece 62 to rotate, thereby driving the second intermediate wheel shaft 61 to rotate. A second intermediate wheel piece 63 is also coaxially arranged on the second intermediate wheel shaft 61, and the second intermediate wheel piece 63 is also in interference connection with the second intermediate wheel shaft 61, so that the rotation of the second intermediate wheel shaft 61 can drive the second intermediate wheel piece 63 to rotate synchronously therewith.

[0032] The second wheel component 7 includes a second wheel shaft 72, on which a second wheel piece 71 is coaxially arranged. The top end of the second wheel shaft 72 is coaxially connected to the tourbillon mechanism 8. The second wheel piece 71 is meshedly connected with the second intermediate wheel piece 63, so that the second intermediate wheel piece 63 can drive the second wheel shaft 72 to rotate, thereby driving the tourbillon mechanism 8 to move and work accordingly.

[0033] In summary, the present invention can transmit the torque to the timing intermediate wheel component and the tourbillon mechanism 8 at the same time by providing the second transmission plate 42 and the second transmission wheel 43, thereby effectively solving the problems of difficult transmission, low efficiency and serious energy loss of the gears of the tourbillon chronograph movement, making the operation of the mechanism more stable and reliable, the torque transmission smooth and the structural layout more reasonable.

[0034] Although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

[0035] In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0036] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0038] So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A tourbillon chronograph gear transmission mechanism movement, comprising a barrel wheel component (1), the barrel wheel component (1) being meshedly connected to a center wheel component (2), the center wheel component (2) being meshedly connected to a wheel component (3), characterized in that: The invention also comprises a second transmission component (4), wherein the second transmission component (4) comprises a second transmission gear shaft (41), a second transmission plate (42) and a second transmission wheel (43), wherein the second transmission gear shaft (41) is meshingly connected with the wheel component (3), the second transmission plate (42) is meshingly connected with a second intermediate wheel component (6), the second intermediate wheel component (6) is meshingly connected with a second wheel component (7), and the second wheel component (7) is connected with a tourbillon mechanism (8); the second transmission wheel (43) is meshingly connected with a second intermediate wheel assembly (5).

2. The tourbillon chronograph gear transmission mechanism movement according to claim 1, characterized in that: The barrel wheel comprises a barrel wheel body (11), a barrel cover (12) is arranged on the barrel wheel body (11), a barrel shaft (13) is coaxially arranged at the center of the barrel wheel body (11) and the barrel cover (12), a mainspring (14) is arranged in the barrel wheel body (11), and the mainspring (14) is connected to the barrel shaft (13) in a coordinated manner.

3. The tourbillon chronograph gear transmission mechanism movement according to claim 2, characterized in that: The center wheel component (2) comprises a center gear shaft (21), a center wheel piece (22) is coaxially arranged on the center shaft teeth, and the barrel wheel body (11) is meshingly connected with the center gear shaft (21).

4. The tourbillon chronograph gear transmission mechanism movement according to claim 3, characterized in that: The wheel component (3) comprises a toothed shaft (32), a wheel plate body (31) is coaxially arranged on the toothed shaft (32), the center wheel plate (22) is meshingly connected with the toothed shaft (32); and the wheel plate body (31) is meshingly connected with the second transmission gear shaft (41).

5. The tourbillon chronograph gear transmission mechanism movement according to claim 1, characterized in that: The second counting intermediate wheel assembly (5) comprises a clutch lever shaft (51), a lower clutch wheel component (52) is coaxially arranged on the clutch lever shaft (51), a supporting plate (53) and a supporting spring (54) are also mounted on the lower clutch wheel component (52), an upper clutch wheel component (55) is also coaxially arranged on the clutch lever shaft (51); the clutch lever shaft (51) is also mounted with a retaining spring (56); the lower clutch wheel component (52) is meshingly connected with the second transmission wheel (43).

6. The tourbillon chronograph gear transmission mechanism movement according to claim 1, characterized in that: The second intermediate wheel component (6) comprises a second intermediate wheel shaft (61), on which a first second intermediate wheel piece (62) and a second second intermediate wheel piece (63) are coaxially arranged, and the first second intermediate wheel piece (62) is meshingly connected with the second transmission piece (42).

7. The tourbillon chronograph gear transmission mechanism movement according to claim 6, characterized in that: The second wheel component (7) comprises a second wheel shaft (72), a second wheel piece (71) is coaxially arranged on the second wheel shaft (72), the second wheel piece (71) is meshed with the second intermediate wheel piece (63), and the second wheel shaft (72) is coaxially connected to the tourbillon mechanism (8).

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