CN108279557B - Pointer reverse jump structure and clock - Google Patents
Pointer reverse jump structure and clock Download PDFInfo
- Publication number
- CN108279557B CN108279557B CN201810263494.0A CN201810263494A CN108279557B CN 108279557 B CN108279557 B CN 108279557B CN 201810263494 A CN201810263494 A CN 201810263494A CN 108279557 B CN108279557 B CN 108279557B
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- rotating shaft
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- 210000001503 joint Anatomy 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/04—Hands; Discs with a single mark or the like
- G04B19/042—Construction and manufacture of the hands; arrangements for increasing reading accuracy
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/04—Hands; Discs with a single mark or the like
Abstract
The invention provides a pointer reverse jump structure and a clock, wherein the pointer reverse jump structure comprises a driving wheel and a fly-back nail disc fixedly connected with the driving wheel, a plurality of fly nails are arranged on the fly-back nail disc, the pointer reverse jump structure further comprises a rotary assembly, the rotary assembly comprises a fly-back wheel which is abutted with one of the fly nails and is driven to rotate by the fly-back nail, and an elastic piece which can be compressed under the rotation of the fly-back wheel, the pointer reverse jump structure further comprises a pointer fixedly connected with the fly-back wheel, and the rotation axis of the fly-back nail disc and the rotation axis of the fly-back wheel are not on the same line. According to the pointer reverse jump structure, when the fly-back nail rotates to a certain angle, the fly-back wheel and the fly-back nails are separated from each other, and the fly-back wheel is abutted against the other fly-back nail after reversely rotating under the restoring force of the elastic piece, so that the structure is simple, the occupied area of the movement is small, and when the reverse jump angle needs to be increased, only the central angle between two adjacent fly-back nails needs to be adjusted, and the design is simple and the processing is convenient.
Description
Technical Field
The invention belongs to the technical field of clocks and watches, and particularly relates to a pointer reverse jump structure and a clock and watch comprising the pointer reverse jump structure.
Background
In a typical mechanical watch, each hand of the dial is usually a 360 ° turn around hand, and with the development of the timepiece technology, the fly-back hand of the fan-shaped display also gradually appears, and the fly-back hand is usually realized by a hand reverse jump structure.
The existing rebound structure adopts the turbine transmission design, so that the rebound structure occupies a large movement area, and is not beneficial to the configuration of other structures. In order to realize a larger reverse jump angle, the transmission ratio of the gear is increased sharply, the design and the processing are difficult, and the structure can cause impact to the main transmission once every reverse jump, which is unfavorable for the stability of the transmission.
Disclosure of Invention
The invention aims to provide a pointer reverse jump structure, which aims to solve the technical problems that in the prior art, the reverse jump structure of turbine transmission occupies a large area of a machine core, when the reverse jump angle is large, the turbine and the gear are difficult to design and process, and the impact of the reverse jump on main transmission is large.
In order to achieve the above purpose, the invention adopts the following technical scheme: provided is a pointer reverse jump structure including:
the rotating axis of the driving wheel is a first axis;
the fly-back nail plate is fixedly connected with the driving wheel and is provided with a plurality of fly-back nails;
the rotary assembly comprises a fly-back wheel which is abutted with one fly-back nail and driven to rotate by the fly-back nail, the rotation axis of the fly-back wheel is a second axis, the rotary assembly further comprises an elastic piece which can be compressed under the rotation of the fly-back wheel, and the first axis and the second axis are arranged in a preset eccentric distance; and
and the pointer is fixedly connected with the fly-back wheel.
Further, the nail box further comprises a shell with a containing cavity and a cover plate covered on the shell, and the fly-back nail plate and the rotary assembly are both arranged in the containing cavity.
Further, the device also comprises a first rotating shaft with the axis coincident with the first axis and a second rotating shaft with the axis coincident with the second axis, one end of the first rotating shaft is fixedly connected with the driving wheel, the other end of the first rotating shaft penetrates through the shell and stretches into the accommodating cavity to be fixedly connected with the fly-back nail disc, one end of the second rotating shaft is fixedly connected with the fly-back wheel, and the other end of the second rotating shaft penetrates through the cover plate to be fixedly connected with the pointer.
Further, a clamping plate is arranged between the fly-back wheel and the fly-back nail plate, the clamping plate is fixedly connected with the cover plate, one end, close to the fly-back nail plate, of the first rotating shaft penetrates through the clamping plate, and one end, close to the fly-back wheel, of the second rotating shaft penetrates through the clamping plate.
Further, the clamping plate has a boss protruding toward one side of the fly-back wheel, the fly-back wheel having a first ratchet for abutting against the fly-nail, and a second ratchet for abutting against a side surface of the boss.
Further, a positioning nail for positioning the initial position of the fly-back wheel is arranged at the inner wall of the shell.
Further, the elastic piece is sleeved on the second rotating shaft, one end of the elastic piece is fixed on the second rotating shaft, and the other end of the elastic piece is fixed on the cover plate.
Further, the device also comprises a fixing block used for fixing the elastic piece, a groove used for fixing the elastic piece is formed in the fixing block, and the fixing block penetrates through the cover plate and is fixedly connected with the cover plate.
Further, the fly-back nail plate comprises a plurality of nail frames which are uniformly distributed along the circumferential direction, and one side, facing the fly-back wheel, of each nail frame is provided with one fly-back nail.
The invention also provides a clock, which comprises the pointer reverse jump structure.
The pointer reverse jump structure and the clock provided by the invention have the beneficial effects that: compared with the prior art, the driving wheel with the pointer reverse jump structure drives the fly-back nail to rotate, the fly-back nails on the fly-back nail disc are abutted with the fly-back wheels and drive the fly-back wheels to rotate, the pointer is fixed on the fly-back wheels, the rotating axes of the fly-back nail disc and the fly-back wheels are not on the same line, when the fly-back nail disc rotates to a certain angle, the fly-back wheels are separated from the fly-back nails, and the fly-back wheels are abutted with the other fly-nail after reversely rotating under the restoring force of the elastic piece, so that the reverse jump of the pointer is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of a pointer reverse jump structure according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a pointer reverse jump structure according to a first embodiment of the present invention;
FIG. 3 is a partial block diagram of a pointer reverse jump structure according to a first embodiment of the present invention;
FIG. 4 is a perspective view of a fly-back nail plate employed in accordance with one embodiment of the present invention;
FIG. 5 is a perspective view of a housing according to a first embodiment of the present invention;
FIG. 6 is an exploded view of a pointer reverse jump structure according to a second embodiment of the present invention;
FIG. 7 is a perspective view of a clamping plate according to a second embodiment of the present invention;
FIG. 8 is a partial block diagram of a pointer reverse jump structure according to a third embodiment of the present invention;
fig. 9 is a perspective view of a fly-back wheel according to a third embodiment of the present invention.
Wherein, each reference sign in the figure:
1-a driving wheel; 2-a housing; 20-a receiving cavity; 21-a first escape aperture; 22-positioning nails; 3-a first rotating shaft; 4-fly-back nail plate; 41-nailing rack; 411-flying nail; 4111-abutment surface; a 5-turn assembly; 51-fly-back wheel; 511-a first ratchet; 512-second ratchet teeth; 52-a second rotating shaft; 520-a fixed slot; 521-annular projections; 53-an elastic member; 6-cover plate; 60-a second avoidance hole; 7-pointer; 8-fixing blocks; 80-grooves; 91-a support; 92-clamping plates; 921-boss.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Embodiment one:
referring to fig. 1 to 3, a pointer reverse jump structure provided by the present invention will now be described. The reverse jump of the pointer means that the pointer 7 of the timepiece jumps backward when rotated to a certain angle, and the angle of the reverse jump can be set to the reverse jump angle. The pointer reverse jump structure comprises a driving wheel 1, a fly-back nail disc 4, a slewing assembly 5 and a pointer 7. The fly-back nail disc 4 is fixedly connected with the driving wheel 1, the driving wheel 1 rotates to drive the fly-back nail disc 4 to rotate, the fly-back nail disc 4 is provided with a plurality of fly nails 411, the number of the fly nails 411 can be 2, 3 or 4, and the number of the fly nails 411 is not limited here. The turning assembly 5 comprises a fly-back wheel 51 and an elastic piece 53, the pointer 7 is fixedly connected with the fly-back wheel 51, the fly-back wheel 51 is driven by the fly-back nail disc 4, specifically, the fly-nail 411 on the fly-back nail disc 4 is abutted against the fly-back wheel 51, when the fly-back nail disc 4 rotates, the fly-nail 411 drives the fly-back wheel 51 to rotate, the fly-back wheel 51 drives the pointer 7 to rotate, and the elastic piece 53 can be compressed while the fly-back wheel 51 rotates. The rotation axis of the driving wheel 1 is set as a first axis A1, the rotation axis of the fly-back wheel 51 is set as a second axis A2, the second axis A2 and the first axis A1 are set with a predetermined eccentricity, the magnitude of the predetermined eccentricity is related to the one-way stroke of the pointer 7 before each jump, and the rotation angle of the pointer 7 before each jump is called the one-way stroke of the pointer 7. Specifically, the rotation axis of the fly-back nail disc 4 and the rotation axis of the fly-back wheel 51 are not on the same line, when the fly-back nail disc 4 rotates to a certain angle, the fly-back wheel 51 and the fly-back nail 411 are separated from each other, at this time, the fly-back wheel 51 can jump reversely under the action of the restoring force of the elastic element 53, jump to one fly-back nail 411 adjacent to the fly-back nail 411 to abut against, then the fly-back wheel 51 continues to rotate under the drive of the adjacent fly-back nail 411, the elastic element 53 is compressed, and the above steps are repeated, so that the reverse jump of the pointer 7 is realized.
Compared with the prior art, the pointer reverse jump structure provided by the invention has the advantages that the driving wheel 1 of the pointer reverse jump structure drives the fly-back nail disc 4 to rotate, the fly-back nails 411 on the fly-back nail disc 4 are abutted with the fly-back wheels 51 and drive the fly-back wheels 51 to rotate, the pointer 7 is fixed on the fly-back wheels 51, the rotation axis of the fly-back nail disc 4 and the rotation axis of the fly-back wheels 51 are not on the same line, when the fly-back nail disc 4 rotates to a certain angle, the fly-back wheels 51 and the fly-back nails 411 are separated from each other, and the fly-back wheels 51 are abutted with the other fly-back nails 411 after reversely rotating under the restoring force of the elastic piece 53, so that the reverse jump of the pointer 7 is realized.
Referring to fig. 2, as a pointer back-jump structure provided in the first embodiment of the present invention, the pointer back-jump structure further includes a housing 2 and a cover plate 6 covering the housing 2, the housing 2 has a receiving cavity 20, and the fly-back nail disc 4 and the swivel assembly 5 are disposed in the receiving cavity 20. Alternatively, the driving wheel 1 and the pointer 7 are arranged on the outer side of the housing 2, specifically, the driving wheel 1 is arranged on the lower side of the housing 2, and the pointer 7 is arranged on the upper side of the housing 2. Optionally, the casing 2 and the cover plate 6 are detachably connected by fasteners such as screws, bolts or pins, so that when the pointer reverse jump structure fails, the cover plate 6 is detached, and therefore, maintenance or part replacement is facilitated.
Referring to fig. 2 and 3, as a pointer reverse jump structure provided in an embodiment of the present invention, the pointer reverse jump structure further includes a first rotating shaft 3 and a second rotating shaft 52. The axis of the first shaft 3 coincides with the first axis A1, and the axis of the second shaft 52 coincides with the second axis A2. And one end of a first rotating shaft 3 is fixedly connected with a driving wheel 1, the driving wheel 1 is arranged on the outer side of the shell 2, the other end of the first rotating shaft 3 penetrates through the shell 2 and stretches into the accommodating cavity 20 to be connected with the fly-back nail disc 4, the driving wheel 1 drives the fly-back nail disc 4 to rotate through the first rotating shaft 3, and a first avoiding hole 21 for the first rotating shaft 3 to penetrate is formed in the bottom of the accommodating cavity 20. One end of the second rotating shaft 52 is fixedly connected with the fly-back wheel 51, the other end of the second rotating shaft 52 penetrates through the cover plate 6 to be fixedly connected with the pointer 7, the fly-back wheel 51 drives the pointer 7 to rotate through the second rotating shaft 52, and a second avoiding hole 60 for the second rotating shaft 52 to penetrate through is formed in the cover plate 6.
With continued reference to fig. 2 and fig. 3, as a pointer reverse jump structure provided in an embodiment of the invention, the elastic member 53 is sleeved on the second rotating shaft 52, one end of the elastic member 53 is fixed on the second rotating shaft 52, and the other end of the elastic member 53 is fixed on the cover plate 6. When the fly-back wheel 51 rotates, the second rotating shaft 52 is driven to rotate, so that the elastic piece 53 is screwed and compressed under the rotation of the second rotating shaft 52, and when the fly-back wheel 51 is separated from the fly nail 411, the restoring force of the elastic piece 53 enables the fly-back wheel 51 to drive the pointer 7 to reversely rotate, and the reverse jump of the pointer 7 is realized. Alternatively, the elastic member 53 is a coil spring. Alternatively, the outer circumference of the second rotating shaft 52 is convexly provided with an annular protrusion 521, the elastic member 53 is wound around the outer circumference of the annular protrusion 521, and the annular protrusion 521 is provided with a fixing groove 520 for fixing the elastic member 53, so that one end of the elastic member 53 is fixedly connected with the second rotating shaft 52.
Referring to fig. 2, as a pointer back-jump structure provided in the first embodiment of the present invention, the pointer back-jump structure further includes a fixing block 8 for fixing the elastic member 53, and a groove 80 for fixing the elastic member 53 is formed on the fixing block 8, so that one end of the elastic member 53 is fixedly connected with the fixing block 8. The fixing block 8 penetrates through the cover plate 6 and is fixedly connected with the cover plate 6. In this way, one end of the elastic member 53 is fixed to the second rotating shaft 52, and the other end of the elastic member 53 is fixed to the cover plate 6. Of course, the other end of the elastic member 53 may be fixed to the housing 2, and the fixing position of the elastic member 53 may be selected according to the specific situation and the actual requirement, which is not limited herein.
With continued reference to fig. 2, as a pointer reverse jump structure provided in an embodiment of the present invention, a supporting member 91 is disposed between the elastic member 53 and the fly-back wheel 51, the supporting member 91 is sleeved on the second rotating shaft 52, and the supporting member 91 is fixed on the cover plate 6. Specifically, the second avoidance hole 60 on the cover plate 6 is matched with the size of the support member 91, and the support member 91 is embedded in the second avoidance hole 60. The supporting member 91 may be circular, oval, square, and its specific shape is not limited herein. The support 91 may provide support for the elastic member 53, and the support 91 also provides support for the second spindle 52 and the fly-back wheel 51. Of course, the supporting member 91 may be provided above the elastic member 53, and the second rotating shaft 52 and the flywheel 51 may be supported.
Referring to fig. 3, as a pointer reverse jump structure provided by the fly-back nail disk 4 according to the embodiment of the present invention, the fly-back wheel 51 has a first ratchet 511, and the first ratchet 511 is used for abutting against the fly-back nail 411. The first ratchet 511 is arranged to bulge towards the radial direction of the fly-back wheel 51, the side surface of the first ratchet 511 is abutted against the fly-back nail 411, so that when the fly-back nail disc 4 rotates, the fly-back wheel 51 is driven to rotate, and the first ratchet 511 is convenient for the fly-back wheel 51 to rotate to a certain angle, and the first ratchet 511 is separated from the fly-back nail 411. The first ratchet 511 may be triangular, square, etc., the shape of which is not limited herein.
Referring to fig. 5, as a pointer reverse jump structure provided in the first embodiment of the present invention, a positioning nail 22 is disposed at the inner wall of the housing 2, and the positioning nail 22 is used for positioning the initial position of the fly-back wheel 51. In the initial position, the first ratchet 511 of the fly-back wheel 51 is abutted against the positioning nail 22, but not against the fly-back nail 411 on the fly-back nail disk 4, so that the impact caused by the fly-back wheel 51 is borne by the positioning nail 22, and the main transmission of the movement is prevented from impacting, thereby improving the accuracy of time.
Referring to fig. 4, as a pointer reverse jump structure provided in the first embodiment of the present invention, the flying nail disk includes a plurality of nail frames 41, and the plurality of nail frames 41 are uniformly distributed along the circumferential direction of the flying nail disk 4. Each nail frame 41 is provided with a flying nail 411 towards one side of the fly-back wheel 51, namely, each nail frame 41 is provided with a flying nail 411, and the structure can lighten the quality of the fly-back nail disc 4 and reduce the transmission power of the driving wheel 1. Optionally, the nail 411 has an abutment surface 4111 abutting the first ratchet 511, and the abutment surface 4111 is a plane, so that the driving between the nail 411 and the first ratchet 511 can be more stable.
Embodiment two:
referring to fig. 6 to 8, as a pointer reverse jump structure provided in the second embodiment of the present invention, a clamping plate 92 is disposed between the fly-back wheel 51 and the fly-back nail disk 4, and the clamping plate 92 is fixedly connected with the cover plate 6. Specifically, the clamping plate 92 and the cover plate 6 may be fixedly connected by a fastener such as a screw, a bolt, or a pin. The first rotating shaft 3 is near the fly-back nail plate 4 and one end is penetrated through the clamping plate 92, and the second rotating shaft 52 is near the fly-back wheel 51 and one end is penetrated through the clamping plate 92, so that the clamping plate 92 realizes the supporting and positioning of the first rotating shaft 3 and the second rotating shaft 52.
Embodiment III:
referring to fig. 8 and 9, as a pointer reverse jump structure provided in the third embodiment of the present invention, the clamping plate 92 has a boss 921 protruding toward one side of the fly-back wheel 51, and the fly-back wheel 51 has a first ratchet 511 for abutting against the fly nail 411 and a second ratchet 512 for abutting against a side surface of the boss 921. The second ratchet 512 is provided to transfer the impact of the fly-back wheel 51 to the clamping plate 92, reduce the impact to the main drive, and improve the travel time stability.
The invention also provides a timepiece comprising a pointer reverse jump structure according to any of the embodiments described above.
The clock provided by the invention adopts the pointer reverse jump structure, the driving wheel 1 in the pointer reverse jump structure drives the fly-back nail disc 4 to rotate, the fly-back nails 411 on the fly-back nail disc 4 are abutted with the fly-back wheels 51 and drive the fly-back wheels 51 to rotate, the pointer 7 is fixed on the fly-back wheels 51, the rotation axis of the fly-back nail disc 4 and the rotation axis of the fly-back wheels 51 are not on the same line, when the fly-back nail disc 4 rotates to a certain angle, the fly-back wheels 51 and the fly-back nails 411 are separated from each other, and the fly-back wheels 51 are abutted with the other fly-back nails 411 after reversely rotating under the restoring force of the elastic piece 53, so that the reverse jump of the pointer 7 is realized, the structure is simple, the occupied area is small, and when the reverse jump angle needs to be increased, the circle center angle between two adjacent fly-back nails 411 is only needed to be adjusted, the design is simple, and the processing is convenient.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. Pointer reverse jump structure, its characterized in that: comprising
The rotating axis of the driving wheel is a first axis;
the fly-back nail plate is fixedly connected with the driving wheel and is provided with a plurality of fly-back nails;
the rotary assembly comprises a fly-back wheel which is abutted with one fly-back nail and driven to rotate by the fly-back nail, the rotation axis of the fly-back wheel is a second axis, the rotary assembly further comprises an elastic piece which can be compressed under the rotation of the fly-back wheel, and the first axis and the second axis are arranged in a preset eccentric distance; and
the pointer is fixedly connected with the fly-back wheel;
the plane perpendicular to the first axis is a projection plane, and the projection of the fly-back wheel on the projection plane is positioned in the projection of the fly-back nail plate on the projection plane;
the pointer reverse jump structure further comprises a shell with a containing cavity, a cover plate, a first rotating shaft and a second rotating shaft, wherein the cover plate is arranged on the shell in a covering mode, the axis of the first rotating shaft coincides with the first axis, the axis of the second rotating shaft coincides with the second axis, the fly-back nail disc and the rotating assembly are arranged in the containing cavity, one end of the first rotating shaft is fixedly connected with the driving wheel, the other end of the first rotating shaft penetrates through the shell and stretches into the containing cavity to be fixedly connected with the fly-back nail disc, one end of the second rotating shaft is fixedly connected with the fly-back wheel, and the other end of the second rotating shaft penetrates through the cover plate to be fixedly connected with the pointer;
a clamping plate is arranged between the fly-back wheel and the fly-back nail disc, the clamping plate is provided with a boss protruding towards one side of the fly-back wheel, the fly-back wheel is provided with a first ratchet wheel used for being abutted with the fly-back nail and a second ratchet wheel used for being abutted with the side face of the boss, and a positioning nail used for positioning the initial position of the fly-back wheel is arranged at the inner wall of the shell; the first ratchet is arranged towards the radial direction bulge of the fly-back wheel, the side face of the first ratchet is in butt joint with the fly-back nail, so that when the fly-back nail disc rotates, the fly-back wheel is driven to rotate, the arrangement of the first ratchet is also convenient for the fly-back wheel to rotate to a certain angle, and the first ratchet is separated from the fly-back nail.
2. The pointer reverse jump structure of claim 1, wherein: the clamping plate is fixedly connected with the cover plate, one end, close to the fly-back nail disc, of the first rotating shaft penetrates through the clamping plate, and one end, close to the fly-back wheel, of the second rotating shaft penetrates through the clamping plate.
3. The pointer reverse jump structure of claim 1, wherein: the elastic piece is sleeved on the second rotating shaft, one end of the elastic piece is fixed on the second rotating shaft, and the other end of the elastic piece is fixed on the cover plate.
4. The pointer reverse jump structure of claim 1, wherein: the fixing block is used for fixing the elastic piece, a groove used for fixing the elastic piece is formed in the fixing block, and the fixing block penetrates through the cover plate and is fixedly connected with the cover plate.
5. The pointer reverse jump structure of claim 1, wherein: the fly-back nail plate comprises a plurality of nail frames which are uniformly distributed along the circumferential direction, and one side, facing the fly-back wheel, of each nail frame is provided with one fly-back nail.
6. The clock is characterized in that: comprising a pointer reverse jump structure as defined in any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810263494.0A CN108279557B (en) | 2018-03-28 | 2018-03-28 | Pointer reverse jump structure and clock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810263494.0A CN108279557B (en) | 2018-03-28 | 2018-03-28 | Pointer reverse jump structure and clock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108279557A CN108279557A (en) | 2018-07-13 |
| CN108279557B true CN108279557B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810263494.0A Active CN108279557B (en) | 2018-03-28 | 2018-03-28 | Pointer reverse jump structure and clock |
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| CN (1) | CN108279557B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3605243A1 (en) | 2018-07-31 | 2020-02-05 | Montres Breguet S.A. | Variable geometry timepiece display mechanism with elastic needle |
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| CN201302656Y (en) * | 2008-11-12 | 2009-09-02 | 天津海鸥表业集团有限公司 | Mechanism for preventing pointing component of watch from swinging |
| CN102405445A (en) * | 2009-03-12 | 2012-04-04 | 浪琴弗郎西龙手表有限公司 | Column wheel for a chronograph, chronograph, and chronograph-watch including such a wheel |
| CN104834205A (en) * | 2014-02-12 | 2015-08-12 | 精工电子有限公司 | Display mechanism, watch movement and watch |
| CN207992697U (en) * | 2018-03-28 | 2018-10-19 | 天王电子（深圳）有限公司 | Pointer is inverse to jump structure and clock and watch |
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| CN108279557A (en) | 2018-07-13 |
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