Search

US-12619197-B2 - Watch assembly

US12619197B2US 12619197 B2US12619197 B2US 12619197B2US-12619197-B2

Abstract

The present invention discloses a watch assembly and belongs to the technical field of watch assemblies. The watch assembly includes a watch case; a case back mounted in the watch case; a minute hand dial mounted inside the watch case, where a surface of the minute hand dial is provided with a first indicating portion. According to the present invention, the case back is mounted to the watch case, and when structures inside the watch case need to be inspected and maintained, the case back can be conveniently opened. It should be noted that gear structures inside the watch case of the present invention are integrated into a detachable mounting assembly, the user can directly disassemble the detachable mounting assembly from the watch case, and then opens the detachable mounting assembly to inspect and maintain the gear structures inside the watch case.

Inventors

  • Jianmin Zhang
  • Xin Jiang

Assignees

  • SHENZHEN CIGA DESIGN CO., LTD.

Dates

Publication Date
20260505
Application Date
20231221
Priority Date
20231116

Claims (10)

  1. 1 . A watch assembly, comprising: a watch case ( 1 ); a case back ( 2 ) mounted in the watch case ( 1 ); a minute hand dial ( 3 ) mounted inside the watch case ( 1 ), wherein a surface of the minute hand dial ( 3 ) is provided with a first indicating portion ( 4 ); an hour hand dial ( 5 ) disposed in an inner cavity of the watch case ( 1 ), wherein a surface of the hour hand dial ( 5 ) is provided with a second indicating portion ( 6 ); a time reading module ( 7 ) mounted in an inner cavity of the hour hand dial ( 5 ); and a movement module ( 8 ) detachably mounted in the inner cavity of the watch case ( 1 ), wherein the movement module ( 8 ) comprises: a first drive assembly for driving the hour hand dial ( 5 ) to rotate; a second drive assembly for driving the time reading module ( 7 ) to rotate; a rotating assembly for driving the first drive assembly and the second drive assembly to rotate; and a detachable mounting assembly for integrating the rotating assembly, the first drive assembly, and the second drive assembly together to facilitate disassembly and maintenance.
  2. 2 . The watch assembly according to claim 1 , wherein the time reading module ( 7 ) comprises: a mounting seat ( 9 ) rotatably connected to the inner cavity of the hour hand dial ( 5 ); a star-shaped pointer ( 10 ) mounted on an inner cavity of the mounting seat ( 9 ) and deviating from a center position; and a transparent cover plate ( 11 ) mounted on a top of the mounting seat ( 9 ) and used for protecting the star-shaped pointer ( 10 ).
  3. 3 . The watch assembly according to claim 2 , wherein the first drive assembly comprises: a first drive shaft ( 12 ) disposed in the inner cavity of the watch case ( 1 ), wherein a top end of the first drive shaft ( 12 ) penetrates through the hour hand dial ( 5 ) and is clamped to a bottom of the mounting seat ( 9 ); a second drive shaft ( 13 ) disposed in the inner cavity of the watch case ( 1 ); a first gear ( 14 ) and a second gear ( 15 ) disposed in a fitting manner with the first drive shaft ( 12 ) and the second drive shaft ( 13 ) respectively, wherein the first gear ( 14 ) and the second gear ( 15 ) are meshed with each other; and a first clamping assembly for connecting the first gear ( 14 ) and the hour hand dial ( 5 ) together so that the hour hand dial ( 5 ) is able to rotate following the first drive shaft ( 12 ).
  4. 4 . The watch assembly according to claim 3 , wherein the first clamping assembly comprises: several groups of first clamping blocks ( 16 ) fixedly mounted at a bottom of the hour hand dial ( 5 ); and a first clamping groove ( 17 ) formed in a surface of the first gear ( 14 ), wherein a surface of the first clamping block ( 16 ) is clamped to an inner wall of the first clamping groove ( 17 ).
  5. 5 . The watch assembly according to claim 4 , wherein the second drive assembly comprises: a third gear ( 18 ) and a fourth gear ( 19 ) disposed in a fitting manner with the first drive shaft ( 12 ) and the second drive shaft ( 13 ) respectively, wherein the third gear ( 18 ) and the fourth gear ( 19 ) are meshed with each other; and a connecting hole ( 20 ) formed in the bottom of the mounting seat ( 9 ) and adapted to the first drive shaft ( 12 ), wherein a top end of the first drive shaft ( 12 ) is clamped to an inner wall of the connecting hole ( 20 ).
  6. 6 . The watch assembly according to claim 5 , wherein the rotating assembly comprises: a crown ( 21 ) rotatably connected to an outer side of the watch case ( 1 ); a rotating rod ( 22 ) mounted on one side of the crown ( 21 ); a first bevel gear ( 23 ) mounted at one end, away from the crown ( 21 ), of the rotating rod ( 22 ) by using a second clamping assembly; and a second bevel gear ( 24 ) meshed with the first bevel gear ( 23 ), wherein the second bevel gear ( 24 ) and the second drive shaft ( 13 ) are mounted in a fitting manner.
  7. 7 . The watch assembly according to claim 6 , further comprising: a through hole ( 25 ) formed in surfaces of the first gear ( 14 ), the second gear ( 15 ), the third gear ( 18 ), the fourth gear ( 19 ) and the second bevel gear ( 24 ), wherein limiting blocks ( 26 ) are fixedly mounted on two sides of inner cavities of the through hole ( 25 ) and the connecting hole ( 20 ), and limiting grooves ( 27 ) adapted to the limiting blocks ( 26 ) are formed in surfaces of the first drive shaft ( 12 ) and the second drive shaft ( 13 ).
  8. 8 . The watch assembly according to claim 7 , wherein the second clamping assembly comprises: a second clamping block ( 28 ) fixedly mounted at one end, away from the crown ( 21 ), of the rotating rod ( 22 ); and a second clamping groove ( 29 ) formed in one side of the first bevel gear ( 23 ), wherein a surface of the second clamping block ( 28 ) is clamped to an inner wall of the second clamping groove ( 29 ).
  9. 9 . The watch assembly according to claim 8 , wherein the detachable mounting assembly comprises: a first connecting seat ( 30 ) and a second connecting seat ( 31 ) disposed in an inner cavity of the watch case ( 1 ); a third clamping assembly for clamping and fixing the first connecting seat ( 30 ) and the second connecting seat ( 31 ) together; and accommodating grooves ( 32 ) formed in inner sides of the first connecting seat ( 30 ) and the second connecting seat ( 31 ) and adapted to the first gear ( 14 ), the second gear ( 15 ), the third gear ( 18 ), the fourth gear ( 19 ), the first bevel gear ( 23 ), the second bevel gear ( 24 ), the first drive shaft ( 12 ), the second drive shaft ( 13 ) and the rotating rod ( 22 ).
  10. 10 . The watch assembly according to claim 9 , wherein the third clamping assembly comprises: an elastic buckle ( 33 ) fixedly mounted at one side of the first connecting seat ( 30 ); and a third clamping groove ( 34 ) formed in one side of the second connecting seat ( 31 ) and corresponding to the elastic buckle ( 33 ), wherein a surface of the elastic buckle ( 33 ) is clamped to an inner wall of the third clamping groove ( 34 ).

Description

CROSS-REFERENCE TO RELATED APPLICATIONS The application claims priority to Chinese patent application No. 2023115281755, filed on Nov. 16, 2023, the entire contents of which are incorporated herein by reference. TECHNICAL FIELD The present invention belongs to the technical field of watches, and in particular to a watch assembly. BACKGROUND With the development of science and technology, a watch assembly is applied to people's lives and is worn by a user. The user wearing the watch assembly can read the current time displayed on the watch assembly. In the prior art, an hour hand dial and a minute hand dial are both fixed on a watch case, a hour hand and a minute hand rotate relative to the hour hand dial and the minute hand dial respectively, and are independent of each other. The hour hand, the minute hand, the hour hand dial and the hand minute dial together constitute a current time of the watch assembly. The hour hand indicates an hour, and the minute hand indicates a minute. An internal gear of an existing watch assembly is mostly fixed by using some tiny screws and when inspection and maintenance are required, the existing watch assembly is not convenient to disassemble, and its maintenance efficiency is affected. Therefore, a watch assembly is proposed to solve the problem existing in the prior art, so that the watch assembly has an advantage of easy disassembly during gear repair. SUMMARY An objective of the present invention is to provide a watch assembly, to solve the problems in the forgoing background that in the prior art, an internal gear of a watch assembly is mostly fixed by using some tiny screws, and when inspection and maintenance are required, the existing watch assembly is not convenient to disassemble, and its maintenance efficiency is affected. To achieve the foregoing objective, the present invention adopts the following technical solution. A watch assembly includes: a watch case; a case back mounted in the watch case; a minute hand dial mounted inside the watch case, where a surface of the minute hand dial is provided with a first indicating portion; an hour hand dial disposed in an inner cavity of the watch case, where a surface of the hour hand dial is provided with a second indicating portion; a time reading module mounted in an inner cavity of the hour hand dial; and a movement module detachably mounted in the inner cavity of the watch case, where the movement module includes: a first drive assembly for driving the hour hand dial to rotate; a second drive assembly for driving the time reading module to rotate; a rotating assembly for driving the first drive assembly and the second drive assembly to rotate; and a detachable mounting assembly for integrating the rotating assembly, the first drive assembly, and the second drive assembly together to facilitate disassembly and maintenance. Preferably, the time reading module includes a mounting seat rotatably connected to the inner cavity of the hour hand dial; a star-shaped pointer mounted on an inner cavity of the mounting seat and deviating from a center position; and a transparent cover plate mounted on a top of the mounting seat and used for protecting the star-shaped pointer. Preferably, the first drive assembly includes a first drive shaft disposed in the inner cavity of the watch case, where a top end of the first drive shaft penetrates through the hour hand dial and is clamped to a bottom of the mounting seat; a second drive shaft disposed in the inner cavity of the watch case; a first gear and a second gear disposed in a fitting manner with the first drive shaft and the second drive shaft respectively, where the first gear and the second gear are meshed with each other; and a first clamping assembly for connecting the first gear and the hour hand dial together so that the hour hand dial is able to rotate following the first drive shaft. Preferably, the first clamping assembly includes several groups of first clamping blocks fixedly mounted at a bottom of the hour hand dial; and a first clamping groove formed in a surface of the first gear, where a surface of the first clamping block is clamped to an inner wall of the first clamping groove. Preferably, the second drive assembly includes: a third gear and a fourth gear disposed in a fitting manner with the first drive shaft and the second drive shaft respectively, where the third gear and the fourth gear are meshed with each other; and a connecting hole formed in the bottom of the mounting seat and adapted to the first drive shaft, where a top end of the first drive shaft is clamped to an inner wall of the connecting hole. Preferably, the rotating assembly includes a crown rotatably connected to an outer side of the watch case; a rotating rod mounted on one side of the crown; a first bevel gear mounted at one end, away from the crown, of the rotating rod by using a second clamping assembly; and a second bevel gear meshed with the first bevel gear, where the second bevel gear