Utility model content
Technical problem to be solved in the utility model is, cannot rotate, decorates and play the defect of poor performance for the stopwatch dial plate existing in prior art, a kind of dial plate rotational structure is provided and has the stopwatch of this rotational structure.
The utility model solves the technical scheme that its technical matters adopts: a kind of dial plate rotational structure, comprise the watchcase with a spatial accommodation, be arranged on dial plate in described watchcase and base and watch core for fixing described dial plate, also comprise for driving described dial plate to rotate, and be arranged on the dial plate runner assembly on described base, described dial plate runner assembly comprises fork, the poke rod and the pendulum tooth that is connected and rotates with described fork with the described fork other end that rotate for promoting described fork that connect with described fork one end, and fluted disc, described pendulum tooth be provided with described fluted disc match cooperation engage rotate tooth portion, described fluted disc and described dial plate are fixed together, described watchcase is provided with the movable part switch for controlling described dial plate runner assembly.
In the dial plate rotational structure providing at the utility model, described poke rod comprises clicking section, connecting portion and pushing part, described connecting portion one end is connected with described clicking section is vertical, the described connecting portion other end is connected with described pushing part level, and described pushing part end offers the promotion groove rotating for promoting described fork; The installation portion that described fork comprises the rotation section that can rotate in described promotion groove, the drive portion being connected with described rotation section and is connected with described drive portion, described drive portion is rotatedly connected by rotation axis and described base, described installation portion is provided with the installation shaft for being rotationally connected with described pendulum tooth, and the drive portion of described fork and described pendulum tooth fasten.
In the dial plate rotational structure providing at the utility model, described base one side offers and described poke rod therein first track of art skating suitable with described poke rod.
In the dial plate rotational structure providing at the utility model, the clicking section of described poke rod flushes perpendicular to described base and with described base edge; The pushing part of described poke rod is arranged on the end face of described connecting portion end, and described connecting portion is built in described the first track, and described pushing part is positioned on described base upper surface.
In the dial plate rotational structure providing at the utility model, one end that described pushing part is connected with described connecting portion extends to form respectively a balancer to both sides, position near described balancer is provided with the back-moving spring for described poke rod is restPosed, and described back-moving spring and described balancer offset; Described base is provided with the first boss and the second boss, lays respectively at the both sides of described poke rod, and described first boss one end offers the holding tank for holding described back-moving spring.
In the dial plate rotational structure providing at the utility model, between described fluted disc and the described first boss other end, be provided with a limit spring, described limit spring one end is arranged near described the first boss place, and the teeth groove of the described limit spring other end and described fluted disc is suitable.
In the dial plate rotational structure providing at the utility model, described the first boss and described the second boss are provided with one for isolating the cover plate of described dial plate runner assembly.
In the dial plate rotational structure providing at the utility model, described dial plate comprises the ring-type decorated disk that is fixedly connected with described fluted disc and the letter disk for displaying time, and described letter disk links together by the reference column at fixture and described watch core center.
In the dial plate rotational structure providing at the utility model, described watchcase one side offers the passage for holding described movable part switch, the vertical contact in clicking section of described movable part switch and described poke rod.
The utility model also provides a kind of stopwatch, comprises above-mentioned dial plate rotating mechanism, also comprises the upset table cover being rotationally connected with described watchcase.
The utility model stopwatch and the dial plate rotational structure thereof that provide are provided, can be reached following beneficial effect: by dial plate rotational structure is set, the card indication range of adjustable stopwatch, improves ornamental and play performance.
Embodiment
For solving in prior art, stopwatch dial plate cannot rotate, lack decorates and plays the defects such as performance, innovative point of the present utility model is to provide a kind of stopwatch and dial plate rotational structure thereof, thereby it is rotatable to have realized dial plate, user can adjust according to personal preference the orientation of dial plate pattern, has improved the ornamental of stopwatch and has played the object of performance.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1, Fig. 2 and Fig. 7 show the stopwatch of an embodiment who uses dial plate rotational structure of the present utility model.This stopwatch comprise have a spatial accommodation watchcase 1, be arranged on dial plate 3 in watchcase 1 and base 2 and watch core 5 for fixed dial 3, on base 2, be also fixed with the dial plate runner assembly 4 for driving dial plate 3 to rotate, dial plate 3 is fixed together with dial plate runner assembly 4, can rotate with dial plate runner assembly 4; Meanwhile, the movable part switch 46 rotating for controlling dial plate runner assembly 4 is also installed on watchcase 1.
As shown in Figure 2, dial plate 3 comprises that letter disk 31 is provided with equally distributed time scale for the round dial 31 of displaying time and the circular decorated disk 32 of a decoration function.The fluted disc 44 that dial plate runner assembly 4 comprises poke rod 41, is fixed on the fork 42 on base 2, the pendulum tooth 43 being flexibly connected with fork 42 and is fixed together with decorated disk 32.Poke rod 41 promotes fork 42 and rotates, and pendulum tooth 43 rotates with fork 42, and pendulum tooth 43 matches to drive fluted disc 44 to rotate with the teeth groove 441 on fluted disc 44, thereby drives decorated disk 32 to rotate.
Particularly, as shown in Figure 3 and Figure 4, poke rod 41 comprises clicking section 411, connecting portion 412 and pushing part 413.Connecting portion 412 one end are connected with clicking section 411 is vertical, and connecting portion 412 other ends are connected with pushing part 413 levels; Pushing part 413 ends offer the promotion groove 414 rotating for promoting fork 42.
As shown in Figures 3 and 5, fork 42 comprises can be in the rotation section 421 that promotes to rotate in groove 414, the drive portion 422 being connected with rotation section 421 ends, and the installation portion 424 being connected with drive portion 422 ends.Rotation section 421 is inserted in the promotion groove 414 of poke rod 41, promotes groove 414 width so that rotation section 421 can promote the interior rotation of groove 414, does not depart from promotion groove 414 simultaneously and is advisable, and the angle that specifically can rotate according to actual needs arranges; In the time that external force promotes poke rod 41, promotion groove 414 pushes the rotation section 421 of fork 42, to drive fork 42 to rotate.The drive portion 422 of fork 42 offers through hole, by wearing rotation axis 25 or pin etc. wherein, fork 42 and base 2 is linked together, and meanwhile, fork 42 can rotation axis 25 rotates for fulcrum.The installation portion 424 of fork 42 is fixed with and the installation shaft 425 of putting tooth 43 and being rotationally connected.
As shown in Figure 3 and Figure 6, pendulum tooth 43 comprises fixed part 431 and is connected to clamping part 432 and the tooth portion 433 at fixed part 431 two ends.Fixed part 431 is flexibly connected with the installation shaft 425 of fork 42 installation portions 424, clamping part 432 is equipped with screens with the drive portion 422 of fork 42, the two is fastened, in the time that fork 42 rotates counterclockwise, pendulum tooth 43 rotates counterclockwise with fork 42, meanwhile, the pendulum tooth 43 being flexibly connected with fork 42 is because inertia can clockwise rotate, thereby the clamping part 432 of putting tooth 43 is held mutually with the drive portion 422 of fork 42.
Make structure compacter in order to dwindle space, pendulum tooth 43 is identical with the height of fork 42, preferably, the rotation section 421 of fork 42 is identical with the height of drive portion 422, and be greater than the height of installation portion 424, clamping part 432 height of pendulum tooth 43 are highly consistent with the drive portion 422 of fork 42, and the pendulum fixed part 431 of tooth 43 and the height of tooth portion 433 have just made up the difference in height between fork 42 installation portions 424 and drive portion 422, thereby fork 42 and the whole height of pendulum tooth 43 are maintained an equal level.
As shown in Figure 2, fluted disc 44 is circular, and its inner side offers some teeth groove 441, and bottom is provided with and chimeric of the ring-type of base 2 clearance fit, and the exradius of chimeric is less than the exradius of fluted disc 44; In the process that pendulum tooth 43 rotates with fork 42, tooth portion 433 matches with the teeth groove 441 of fluted disc 44, rotates to promote fluted disc 44, and meanwhile, decorated disk 32 is fixed on fluted disc 44, thereby drives decorated disk 32 to rotate.
As shown in Figures 2 and 3, base 2 for fixed dial 3 runner assemblies is roughly groove shape, base 2 one sides offer the first track 21 sliding for poke rod 41, the extended line of the first track 21 departs from the home position of base 2, so that shifting component can be free to slide, and be not subject to the impact of base 2 center miscellaneous parts.For conserve space, the clicking section 411 of poke rod 41 flushes perpendicular to base 2 and with base 2 edges; The pushing part 413 of poke rod 41 is fixed on the end face of connecting portion 412 ends, thereby make to form certain difference in height between pushing part 413 and connecting portion 412, connecting portion 412 is built in this first track 21, flush with base upper surface 22, can in this first track 21, be free to slide, and pushing part 413 is positioned on base upper surface 22, simultaneously, a balancer 415 that is roughly " Z " shape is extended respectively in one end that pushing part 413 is connected with connecting portion 412 to both sides, so that poke rod 41 is erected at the first track 21 tops, make sliding of poke rod 41 more steady.On base upper surface 22, be also provided with the first boss 23 and the second boss 24, lay respectively at the both sides of poke rod 41, the first boss 23 and the second boss 24 be roughly around the outline of dial plate 3 runner assemblies and establish, and do not affect the rotation of dial plate 3 runner assemblies; Between one end of the first boss 23 and the second boss 24, form the second track of pushing part 413, the first boss 23 is offered a holding tank 231 near one end of balancer 415, is provided with for supporting balancer 415 1 sides so that the back-moving spring 47 that poke rod 41 restPoses in this holding tank 231; The second boss 24 holds mutually with the opposite side of balancer 415, to prevent that pushing part 413 from departing from its second track.Between first boss 23 other ends and fluted disc 44, a limit spring 48 is installed, for limiting the turned position of fluted disc 44.Install against the first boss 23 limit spring 48 one end, teeth groove 441 profiles of the other end and fluted disc 44 are roughly the same, and against the teeth groove 441 of fluted disc 44, when rotating under external force, fluted disc 44 oppresses limit spring 48, in the time that external force disappears, under the elastic force effect of limit spring 48, stop operating, make fluted disc 44 be pushed into assigned address.
In order to prevent the interference of miscellaneous part to dial plate 3 shifting component, on the first boss 23 and the second boss 24, fix a cover plate (not shown), so that dial plate 3 shifting component and other parts separate.Watch core 5 centers are fixed with reference column 51, and through hole and reference column 51 that letter disk 31 passes base 2 centers by fixture are fixed together, and preferably, fixture is screw.Decorated disk 32 is fixed on the top of fluted disc 44 by modes such as pins, and decorated disk 32 is placed on base 2 jointly with fluted disc 44, on fluted disc 44 chimeric with base 2 madial wall clearance fit so that decorated disk 32 and fluted disc 44 can freely rotate on base 2; Letter disk 31 bottoms are provided with a protruding dish, for matching with the interior ring of decorated disk 32, make dial plate 3 structures compacter, do not affect the rotation of decorated disk 32, and dial plate runner assembly 4 is sealed on base 2 simultaneously.
Fig. 7 is 1/2nd cut-open views along 2 o'clock to 8 o'clock lines of stopwatch, as shown in Figure 7, be improve stopwatch play performance, watchcase 1 one sides, direction offered the passage for holding movable part switch 46 2 o'clock.Movable part switch 46 comprises button 461, on these button 461 sidewalls, be provided with in the shaft-like passage that is arranged in watchcase 1, with the clicking section 411 movable feeler lever 462 connected vertically of poke rod 41, button 461 is also provided with the elastic component 463 for the movable part switch 46 of upspringing on the sidewall that is provided with movable feeler lever 462, while making button 461 be pressed to mobile degree, drive this elastic component 463 to contact with watchcase 1 outer wall, and compress this elastic component 463.
As shown in Figure 1, the stopwatch that the utility model provides also comprises the table cover 6 being rotatably connected with watchcase 1, in table cover 6, offer display window for reading letter disk 31 and the decorated dormer for display section decorated disk 32, decorated disk 32 is divided into 12 regions of containing different pattern, by matching with dial plate runner assembly 4, can show different decorated disks 32 regions, to reach good decorative effect, meanwhile, improved the performance that plays of stopwatch.
The movement step of the dial plate runner assembly that the utility model provides is:
External force promotes movable part switch 46, movable part switch 46 promotes driving lever, simultaneously, balancer 415 compression reseting springs 47 on poke rod 41, poke rod 41 promotes fork 42 and rotates counterclockwise, pendulum tooth 43 is because inertia clockwise rotates, and fasten with fork 42, and pendulum tooth 43 rotates counterclockwise with fork 42, in the process of rotating, rotation is engaged in the cooperation that matches of the tooth portion 433 of pendulum on tooth 43 and the teeth groove 441 on fluted disc 44, and fluted disc 44 compresses limit spring 48, and the decorated disk 32 that drive is fixedly connected with fluted disc 44 simultaneously rotates.Unclamp movable part switch 46, poke rod 41 restPoses under the elastic reaction of back-moving spring 47, and drive fork 42 to clockwise rotate, simultaneously, the holding section that installation portion 424 on fork 42 promotes pendulum tooth 43 rotates counterclockwise, and fluted disc 44 is pushed into assigned address under the effect of limit spring 48.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present utility model.