CN112327592A

CN112327592A - Watch hand structure, working method and watch with structure

Info

Publication number: CN112327592A
Application number: CN202011091651.8A
Authority: CN
Inventors: 沙琳凯
Original assignee: Shenzhen Geya Watches Co ltd
Current assignee: Shenzhen Geya Watches Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-02-05
Anticipated expiration: 2040-10-13
Also published as: CN112327592B

Abstract

The application relates to the technical field of watches, in particular to a watch hand structure, a working method and a watch with the structure. The application provides a time display structure with an ingenious and novel structure, which is favorable for meeting the requirements of consumers on individuation and overall design feeling of a watch.

Description

Watch hand structure, working method and watch with structure

Technical Field

The application relates to the technical field of watches, in particular to a watch hand structure, a working method and a watch with the structure.

Background

The watch is an instrument worn on the wrist for timing and displaying time. As the times change, watches have become more fashionable accessories, and the positioning of watches has become more than for instruments for timing or displaying time.

The watch generally comprises a watch case, a watch dial, a movement, a watch hand and other parts, wherein the watch dial, the movement and the watch hand are all arranged in the watch case, and the movement drives the watch hand to rotate, so that the watch hand corresponds to time scales on the indicating watch dial, and time information is displayed. The hands of the watch usually include a second dial, a minute hand and an hour hand, and the time is specified to be a few hours, a fraction of a second through the second dial, the minute hand and the hour hand.

With respect to the related art among the above, the inventors consider that the following technical drawbacks exist: the time display structure through the second disc, minute hand and hour hand is traditional and monotonous, so that the requirements of consumers on table personalization and overall design feeling are difficult to meet, and the consumers are gradually subjected to aesthetic fatigue. Therefore, there is a need for a watch with a novel time display structure that ensures good timekeeping performance.

Disclosure of Invention

In order to solve the problem that the traditional time display structure in the existing watch is monotonous and is not easy to meet the consumption requirements of the public, the application provides a watch hand structure, a working method and a watch with the structure.

The application provides a wrist-watch gauge needle structure adopts following technical scheme:

the utility model provides a wrist-watch indicator structure, including the dial plate that has the time scale and set up in the basic core of dial plate below still including set up in table needle subassembly on the dial plate and set up in gear assembly on the basic core, the gear assembly is followed basic core acquires power and drive table needle subassembly rotates.

Through adopting above-mentioned technical scheme, the gear assembly rotates under the drive of basic core, and the gear assembly rotates and drives the table needle subassembly and rotate in order to reach the purpose of instruction time. The watch has the advantages of ingenious structure, novel and practical style, and is favorable for meeting the requirements of consumers on individuation and overall design feeling of the watch.

Optionally, the hand assembly includes a second plate, a minute hand and a clock wheel, the second plate and the minute hand are coaxially arranged at the center of the dial plate, the second plate is fixedly connected with an output shaft of the basic movement, the minute hand acquires power from the basic movement and rotates around the center of the dial plate, the clock wheel is rotatably connected to one end of the minute hand, and the clock wheel acquires power from the minute hand and follows the minute hand to revolve around the center of the dial plate and simultaneously rotate around the center of the dial plate.

By adopting the technical scheme, the second plate and the minute hand respectively rotate around the center of the dial under the driving of the basic movement, and the clock wheel also rotates around the center of the dial while revolving around the center of the dial under the driving of the minute hand. The time is accurate to a few hours, a few minutes and a few seconds through the cooperation of the second disk, the minute hand and the clock wheel. Meanwhile, the clock wheel revolves around the center of the dial plate and simultaneously rotates around the center of the clock wheel, so that the clock wheel is ingenious in structure and novel in style, and requirements of consumers on individuation and overall design feeling of the watch are favorably met.

Optionally, the gear assembly includes a second gear coaxially fixed to the output shaft of the basic movement, a first ratio-changing gear rotatably disposed on the basic movement and engaged with the second gear, an internal dividing gear disposed at the bottom of the minute hand and engaged with the first ratio-changing gear, and a second ratio-changing gear disposed at the bottom of the minute hand and engaged with the clock wheel.

Through adopting above-mentioned technical scheme, the output shaft of basic core rotates, drives the second dish and rotates, drives second gear rotation simultaneously, and the second gear is carried power for the interior minute gear of minute hand bottom through first transformation ratio gear to drive minute hand and rotate, minute hand is carried power for the clock wheel through second transformation ratio gear, and then drives the clock wheel around its self central rotation. The rotating speed of the basic machine core is respectively converted into the rotating speed which enables the rotation of the minute hand and the clock wheel to accord with the time law through the first variable ratio gear and the second variable ratio gear, and the structure is ingenious and practical.

Optionally, a shaft sleeve is vertically arranged at the bottom of the minute hand, the internal division gear is coaxially fixed to an inner cylinder of the shaft sleeve, and the second transformation ratio gear is coaxially fixed to the outer peripheral side of the shaft sleeve.

By adopting the technical scheme, the aim of converting the rotating speed of the minute hand into the rotating speed which enables the rotation of the clock wheel to accord with the time law is fulfilled.

Optionally, the minute hand includes a big end and a small end, a fixing nail is arranged on the big end, the clock disc is rotatably connected to the big end through the fixing nail, and a through hole for indicating the time of the clock wheel is formed in the big end.

By adopting the technical scheme, the clock disc rotates around the axis of the fixing nail while revolving around the center of the dial plate along with the minute hand, and corresponding time is displayed through the through hole on the large end of the minute hand. The structure is ingenious, novel and practical, and is favorable for meeting the requirements of consumers on individuation and overall design feeling of the watch.

Optionally, a rolling bearing is arranged on the fixing nail, and the clock wheel is rotatably connected to the fixing nail through the rolling bearing.

By adopting the technical scheme, the rolling bearing is arranged to reduce mechanical wear when the clock wheel rotates around the axis of the fixing nail, so that the clock wheel can rotate smoothly, and the accuracy of travel time is ensured to a certain extent.

Optionally, the staple includes screens portion and connecting portion, be provided with on the minute hand with screens groove of screens looks adaptation, connecting portion with antifriction bearing's inner circle fixed connection.

Adopt above-mentioned technical scheme, through the cooperation that sets up screens position, screens groove and connecting portion, improved the steadiness of staple.

Optionally, a hollow area is arranged on the minute hand.

By adopting the technical scheme, the hollowed-out area is arranged, so that the weight of the minute hand is reduced while the novelty of the minute hand structure is improved, the accuracy of the minute hand in the walking process is guaranteed to a certain extent, and the working reliability of the meter hand structure is guaranteed.

In a second aspect, the present application provides a working method of a watch hand structure, which adopts the following technical scheme:

an operating method of a watch hand structure comprises the following steps:

the gear assembly is driven by the basic movement;

the watch hand assembly obtains power from the gear assembly and rotates;

the second disk obtains power from the basic machine core and rotates;

the minute hand obtains power from the second disc through a gear assembly and rotates;

the clock wheel obtains power from the minute hand through a gear assembly and rotates.

By adopting the technical scheme, every sixty rotations of the second disk, the minute hand rotates around the center of the dial for one circle, the clock wheel revolves around the center of the dial for one circle along with the minute hand, and meanwhile, the clock wheel also rotates around the center of the clock wheel by one sixth radian of one circumference. In the process, the pointer structure has different position states at every moment, is always in a dynamic change process, brings different visual feelings to users at every moment, and is favorable for meeting the requirements of consumers on the individuation and the overall design feeling of the watch.

In a third aspect, the present application provides a wristwatch including any of the above-described wristwatch hand structures.

By adopting the technical scheme, the watch is simple in integral structure and convenient to use, the mode that the traditional watch simply uses the pointer to display time is changed, the watch shows more levels of interestingness, and unique and personalized experience is provided for consumers.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the watch hand component, namely the second disc, the minute hand and the clock wheel, and matching the gear component and the basic movement, the watch hand structure with an ingenious and novel structure is provided, and the requirements of consumers on the individuation and the overall design feeling of the watch are favorably met;

2. through setting up antifriction bearing and fretwork region, be favorable to guaranteeing the operational reliability of table needle structure, the setting in fretwork region has also increased the hierarchy of minute hand structure simultaneously, brings more diversified visual sensation for the user.

Drawings

Fig. 1 is a schematic view of the overall structure of a wristwatch in the embodiment of the present application;

fig. 2 is a sectional view of the overall structure of the wristwatch in the embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

figure 4 is an exploded view of the basic movement, gear assembly and watch hand assembly in an embodiment of the present application;

fig. 5 is a schematic structural diagram of a shaft sleeve at the bottom of a minute hand, an internal division gear and a second variable ratio gear in the embodiment of the application.

FIG. 6 is a partial structural schematic view of a minute hand in the embodiment of the present application;

figure 7 is a schematic view of a portion of the basic movement of the embodiment of the present application;

fig. 8 is a bottom view of the wristwatch body in the embodiment of the present application.

Description of reference numerals: 1. a second disk; 10. a dial plate; 100. a watch body; 101. a basic movement; 102. an output shaft; 103. a limiting round table; 104. an eccentric shaft; 11. a second gear; 12. a first ratio-change gear; 13. an internal division gear; 14. a second ratio-change gear; 15. a second disk shaft; 2. needle separation; 20. a shaft sleeve; 21. a large end; 210. mounting holes; 2101. a clamping groove; 211. fixing nails; 2111. a clamping part; 2112. a connecting portion; 212. a second through hole; 22. a small end; 23. a first through hole; 24. a hollowed-out area; 3. a clock wheel; 31. connecting holes; 4. a rolling bearing; 5. a bottom cover; 6. and (4) decorating nails.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a watch hand structure. Referring to fig. 1 and 2, the watch hand structure includes a dial 10 having time scales and a hand assembly disposed above the dial 10, a basic movement 101 having an output shaft 102 is disposed below the dial 10, and a gear assembly is disposed on the basic movement 101.

Referring to fig. 2 and 3, the hand assembly includes a second dial 1, a minute hand 2, and a clock wheel 3.

Referring to fig. 3 and 4, the second disk 1 includes an outer ring and an inner ring coaxially disposed, a connecting bar is radially disposed between the inner ring and the outer ring, one end of the connecting bar is fixed to the inner ring, and the other end of the connecting bar is fixed to the outer ring. In this embodiment, five connecting strips are arranged, and the five connecting strips are arranged along the circle center circumference of the inner ring. A seconds disc shaft 15 is coaxially fixed to the bottom of the inner ring of the seconds disc 1.

Referring to fig. 4 and 5, the section of the minute hand 2 is leaf-shaped, the minute hand 2 comprises a big end 21 and a small end 22, and a hollow area 24 is arranged on the small end 22 of the minute hand 2, so that on one hand, the weight of the minute hand 2 can be reduced to reduce the energy loss possibly existing in the rotation process of the minute hand 2, and on the other hand, the arrangement of the hollow area 24 also improves the design feeling of the minute hand 2, and is novel and fashionable. In addition, a first through hole 23 is formed in the upper surface of the minute hand 2, the first through hole 23 is approximately located at the center of the upper surface of the minute hand 2, a shaft sleeve 20 is vertically fixed to the bottom of the minute hand 2, and the shaft sleeve 20 and the first through hole 23 are coaxially arranged.

Referring to fig. 4 and 6, the periphery of the clock wheel 3 is provided with gear teeth, the center of the clock wheel 3 is provided with a connecting hole 31, the large end 21 of the minute hand 2 is provided with a mounting hole 210, a fixing nail 211 is arranged in the mounting hole 210, and the fixing nail 211 vertically penetrates through the mounting hole 210 and the connecting hole 31 in sequence to mount the clock wheel 3 at the bottom of the large end 21 of the minute hand 2.

Referring to fig. 4 and 6, the staple 211 includes a connection portion 2112 and a locking portion 2111, the cross section of the connection portion 2112 is circular, and the cross section of the locking portion 2111 is rectangular with two short sides replaced by arc segments of a predetermined angle. The width of the cross section of the detent portion 2111 is slightly larger than the diameter of the cross section of the connecting portion 2112. A detent groove 2101 adapted to a detent portion 2111 of the staple 211 is provided in the mounting hole 210, the detent portion 2111 is positioned in the detent groove 2101, and the clock wheel 3 is coaxially rotatably connected to the connecting portion 2112 of the staple 211.

Referring to fig. 4 and 6, in order to improve the smoothness of the timepiece wheel 3 during rotation, the rolling bearing 4 is coaxially fixed to the connection portion 2112 of the fixing nail 211, the connection portion 2112 of the fixing nail 211 is fixedly connected to the inner ring of the rolling bearing 4, and the outer ring of the rolling bearing 4 is fixedly connected to the side wall of the connection hole 31 in the timepiece wheel 3.

The bearing surface of the clock wheel 3 is provided with a number representing time, and the large end 21 of the minute hand 2 is provided with a second through hole 212 for indicating the time of the clock wheel 3.

Referring to fig. 4 and 7, when installed, the second disk shaft 15 of the second disk 1 and the shaft sleeve 20 of the minute hand 2 are coaxially installed at the center of the basic movement 101, wherein the second disk shaft 15 vertically penetrates through the first through hole 23 on the minute hand 2 and is fixedly connected with the output shaft 102 of the basic movement 101. A limit round platform 103 extends radially outwards from one end of the output shaft 102 of the basic movement 101 close to the bearing surface of the basic movement 101, and the shaft sleeve 20 of the minute hand 2 is coaxially and rotatably connected to the outer side of the limit round platform 103 of the basic movement 101.

Referring to fig. 4 and 7, the gear assembly includes a second gear 11, a first ratio-changing gear 12, an internal division gear 13, and a second ratio-changing gear 14. Wherein, second gear 11 is coaxially fixed on output shaft 102 of basic core 101, and second gear 11 is located below second dish axle 15, when output shaft 102 of basic core 101 rotates, second gear 11 rotates with second dish 1 synchronously.

An eccentric shaft 104 is vertically fixed on the limiting circular truncated cone 103, the first variable ratio gear 12 is coaxially and rotatably installed on the eccentric shaft 104, and the first variable ratio gear 12 is meshed with the second gear 11.

Referring to fig. 4 and 5, the internal division gear 13 is coaxially fixed in the shaft sleeve 20 of the minute hand 2 wheel, and the internal division gear 13 is meshed with the first ratio-changing gear 12, when the second gear 11 rotates around the output shaft 102 of the basic movement 101, the first ratio-changing gear 12 meshed with the second gear 11 is driven to rotate around the eccentric shaft 104, and the first ratio-changing gear 12 rotates to drive the internal division gear 13 meshed with the first ratio-changing gear 12 to rotate around the output shaft 102 of the basic movement 101, so that the shaft sleeve 20 of the minute hand 2 is driven to synchronously rotate, and the minute hand 2 is driven to synchronously rotate.

The effect that the minute hand 2 rotates for one circle around the center of the dial 10 every sixty circles around the center of the dial 10 is achieved through the variable ratio effect of the first variable ratio gear 12.

Referring to fig. 4 and 5, the second variable ratio gear 14 is coaxially fixed to the outside of the boss 20 of the minute hand 2, and the second variable ratio gear 14 is engaged with the gear teeth on the clock wheel 3. When the minute hand 2 rotates, the shaft sleeve 20 of the minute hand 2 rotates synchronously, the shaft sleeve 20 of the minute hand 2 rotates to drive the second variable ratio gear 14 to rotate synchronously, the second variable ratio gear 14 drives the clock wheel 3 to rotate, so that the clock wheel 3 rotates around the axis of the fixing nail 211, and meanwhile, the clock wheel 3 also revolves around the center of the dial 10 along with the large end 21 of the minute hand 2.

The effect that the clock wheel 3 rotates around the axis of the fixing nail 211 by one sixth radian of a circumference every time the minute hand 2 rotates around the center of the dial 10 by one turn is achieved through the ratio changing effect of the second ratio-changing gear 14. In this embodiment, the clock wheel 3 is arranged to rotate once every 12 hours around the axis of the fixing nail 211. Of course, the clock wheel 3 may be set to rotate once every 24 hours around the axis of the fixing pin 211, and it is only necessary to set the number of teeth of the second ratio-changing gear 14 to an appropriate value.

The embodiment of the application also discloses a working method of the watch hand structure, which comprises the following steps: an output shaft 102 of the basic movement 101 rotates to drive a second disc 1 coaxially fixed on the output shaft 102 of the basic movement 101 to rotate, and simultaneously drives a second gear 11 coaxially fixed on the output shaft 102 of the basic movement 101 to rotate, the second gear 11 transmits power to an inner division gear 13 in a sleeve 20 of a minute hand 2 through a first ratio-changing gear 12, the inner division gear 13 drives the sleeve 20 of the minute hand 2 and a second ratio-changing gear 14 fixed on the outer side of the minute hand 2 to synchronously rotate, the second ratio-changing gear 14 drives a clock wheel 3 to rotate around the axis of a fixing nail 211, and simultaneously the clock wheel 3 also revolves around the center of a dial 10 along with a large end 21 of the minute hand 2. Under the action of the first variable ratio gear 12 and the second variable ratio gear 14, the second gear 11 rotates sixty circles around the center of the dial 10 every time, the minute hand 2 rotates one circle around the center of the dial 10, and the clock wheel 3 rotates one sixth radian of a circle around the axis of the fixing nail 211.

The embodiment of the application also discloses a watch, referring to fig. 1 and 3, which comprises a watch body 100, wherein the watch body 100 is provided with a basic movement 101, a dial 10 and a watch hand structure, and the watch hand structure is applied to the watch, so that the watch has a novel and fashionable time display mode.

In addition, referring to fig. 8, the bottom of the watch body 100 is provided with a bottom cover 5, the bottom cover 5 is provided with a plurality of decorative nails 6 along the circle center circumference array of the bottom cover 5, wherein the number of the decorative nails 6 can be set according to the will of the purchaser, and the shapes of the decorative nails 6 can also be set according to the will of the purchaser, so that the watch can more easily meet the requirements of the consumer on the individuation and the overall design feeling of the watch.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A watch hand structure comprising a dial (10) having time scales and a basic movement (101) arranged below said dial (10), characterized in that: the dial plate assembly is characterized by further comprising a dial needle assembly arranged above the dial plate (10) and a gear assembly arranged on the basic movement (101), wherein the gear assembly obtains power from the basic movement (101) and drives the dial needle assembly to rotate.

2. The watch hand structure of claim 1, wherein: the dial gauge subassembly includes second dish (1), minute hand (2) and clock wheel (3), second dish (1) with minute hand (2) with the axle center set up in dial plate (10) center, second dish (1) with the output shaft fixed connection of basic core (101), minute hand (2) are followed basic core (101) acquire power and wind dial plate (10) center rotates, clock wheel (3) rotate connect in the one end of minute hand (2), clock wheel (3) are followed minute hand (2) acquire power and follow minute hand (2) wind dial plate (10) center revolution, also can be around its self center rotation simultaneously.

3. The watch hand structure of claim 2, wherein: the gear assembly comprises a second gear (11) coaxially fixed on an output shaft of the basic movement (101), a first variable ratio gear (12) rotationally arranged on the basic movement (101) and meshed with the second gear (11), an inner division gear (13) arranged at the bottom of the minute hand (2) and meshed with the first variable ratio gear (12), and a second variable ratio gear (14) arranged at the bottom of the minute hand (2) and meshed with the clock wheel (3).

4. The watch hand structure of claim 3, wherein: a shaft sleeve (20) is vertically arranged at the bottom of the minute hand (2), the internal division gear (13) is coaxially fixed on an inner cylinder of the shaft sleeve (20), and the second variable ratio gear (14) is coaxially fixed on the outer periphery side of the shaft sleeve (20).

5. The watch hand structure of claim 4, wherein: the minute hand (2) includes main aspects (21) and tip (22), be provided with staple (211) on main aspects (21), clock dish (3) pass through staple (211) rotate connect in on main aspects (21), set up first through-hole (212) that are used for instructing clock wheel (3) time on main aspects (21).

6. The watch hand structure of claim 5, wherein: be provided with antifriction bearing (4) on staple (211), clock wheel (3) pass through antifriction bearing (4) rotate connect in on staple (211).

7. The watch hand structure of claim 6, wherein: the fixing nail (211) comprises a clamping portion (2111) and a connecting portion (2112), a clamping groove (2101) matched with the clamping portion (2111) is formed in the minute hand (2), and the connecting portion (2112) is fixedly connected with the inner ring of the rolling bearing (4).

8. The watch hand structure of claim 7, wherein: and a hollow-out area is arranged on the minute hand (2).

9. A method of operating a watch hand structure, based on a watch hand structure according to any one of claims 1 to 8, comprising:

the gear assembly is driven by the basic movement (101);

the watch hand assembly obtains power from the gear assembly and rotates;

the second disc (1) obtains power from the basic movement (101) and rotates;

the minute hand (2) obtains power from the second disc (1) through a gear assembly and rotates;

the clock wheel (3) obtains power from the minute hand (2) through a gear assembly and rotates.

10. A watch, characterized in that it comprises a watch hand structure according to any one of claims 1 to 8.