TWI711902B - A clock with sundial function - Google Patents

Abstract

A clock with a sundial function includes a housing, a drive motor, and a gear assembly. The housing is composed of a top cover and a bottom case. The top cover is connected to a projection surface, and the center of the projection surface The hole is connected with a projection rod; the drive motor provides a power to a drive helical gear to rotate; a gear assembly is installed in the housing, and the gear assembly includes a first gear, a second gear, and a first gear. Three gears, a fourth gear, a minute hand gear, a minute hand wheel, a fifth gear, an hour hand gear, and an hour hand wheel; the minute hand rod is formed by the minute hand light source and the hour hand light source illuminating the projection rod The shadow and the needle shaft shadow enable the present invention to provide a new clock with sundial function.

Description

A clock with sundial function

The present invention is related to clocks, in particular to a clock with sundial function.

Nowadays, there are many kinds of watches and clocks on the market, and the models are also rich. There are various appearances. Among them, the clocks with pointer operation can be roughly divided into mechanical clocks and electric-powered clocks (excluding quartz drives); mechanical clocks are generally composed of power mechanism and transmission It is composed of mechanism, escapement, pointer mechanism, etc. The power mechanism provides power for mechanical clocks, and drives the escapement to work through the transmission mechanism. The escapement in turn controls the rotation speed of the transmission mechanism, and then the transmission mechanism drives the pointer mechanism Indicate the time; and the operation principle of electric energy-driven clocks is roughly the same as that of mechanical clocks, except that the power is replaced by a battery from the original clockwork spring, and the battery provides electricity to the motor, and the motor drives the gear to drive; However, after careful study of the internal structure of the clocks on the market, the internal transmission mechanism is basically unchanged. The so-called innovation is only on the surface and does not involve a deeper structure. It is just a clock and has no other meaning except for its beauty and timing functions. In view of this, the inventor of this case abandoned the design of the traditional mechanism and provided a new-style clock with sundial function.

The main purpose of the present invention is to combine the sundial with the clock to create a new type of clock.

The structure that can achieve the above-mentioned purpose mainly includes: a shell, which is composed of a top cover and a bottom shell, the top cover is connected with a projection surface, the center hole of the projection surface is connected with a projection rod; a drive motor , In order to provide a power for a driving helical gear to rotate; a gear assembly is installed in the housing, the gear assembly includes a first gear, a second gear, a second gear, a third gear, a first gear Four gears, a minute hand gear, a minute hand wheel, a fifth gear, an hour hand gear, and an hour hand wheel; wherein the first gear has a first small helical gear and a first large gear, the first The small helical gear meshes with the drive helical gear; the second gear has a second small gear and a second large gear, the second small gear meshes with the first large gear, and the second large gear meshes with the The second hand gears mesh with each other; the third gear has a third small gear and a third large gear, and the third large gear meshes with the second hand gear; the fourth gear has a fourth small gear and a fourth The big gear, the fourth big gear and the third small gear mesh with each other; the minute hand gear has a minute hand small gear and a minute hand big gear, the minute hand big gear and the fourth small gear mesh with each other; the minute hand wheel, There is a minute hand internal gear, and the outside of the minute hand wheel is connected with a minute hand light source, the minute hand internal gear meshes with the minute hand large gear; the fifth gear has a fifth small gear and a fifth large gear, the fifth The large gear and the minute hand pinion gear mesh with each other; the hour hand gear has a large hour hand gear, and the large hour hand gear meshes with the fifth small gear; The hour hand wheel is provided with an hour hand internal gear, and the outer side of the hour hand wheel is connected with an hour hand light source, and the hour hand internal gear and the hour hand large gear mesh with each other.

A fixing frame assembly, the fixing frame assembly includes an upper fixing frame and a lower fixing frame, the upper fixing frame has a first fitting portion and a plurality of upper bearing holes, and the lower fixing frame is provided with a plurality of lower bearing holes opposite to the upper bearing hole Bearing hole, and through a plurality of transmission shafts, the upper bearing hole and the first shaft hole of the first gear corresponding to the gear assembly, the second hand shaft hole of the second hand gear, the third gear one of the third A shaft hole, a fourth shaft hole of the fourth gear, a minute hand shaft hole of the minute hand gear, a fifth shaft hole of the fifth gear, an hour hand shaft hole of the hour hand gear, and respectively The corresponding lower bearing holes are connected in series.

The fixing frame assembly further includes a detachable fixing frame. The detachable fixing frame has a second fitting part and a detachable bearing hole corresponding to the lower bearing hole. The bearing hole, a second shaft hole of the second gear and the lower bearing hole are connected in series with each other in sequence; wherein the second fitting portion can be mutually fitted or separated from the first fitting portion of the upper fixing frame.

The upper fixing frame further includes a hook groove, and the lower fixing frame further includes a base opposite to the hook groove.

The light source of the minute hand illuminates the projection rod so that the projection surface on the back of the projection rod forms a minute hand shaft shadow.

The hour hand light source illuminates the projection rod, so that the projection surface on the back of the projection rod forms an hour hand shadow.

The minute hand light source further includes a reflective condenser.

The hour hand light source further includes a reflective condenser.

100: A clock with sundial function

10: Shell

11: Top cover

111: projection surface

112: Center hole

12: Projection pole

13: bottom shell

20: Drive motor

21: Drive helical gear

30: Gear assembly

31: The first gear

311: The first small helical gear

312: The first big gear

313: The first axis hole

32: second gear

321: second pinion

322: The second largest gear

323: second axis hole

33: Second hand gear

331: Second hand axis hole

34: third gear

341: Third Pinion

342: Third Big Gear

343: Third Axle Hole

35: fourth gear

351: Fourth Pinion

352: Fourth Big Gear

353: Fourth Axle Hole

36: minute hand gear

361: minute hand pinion

362: Minute Hand Gear

363: minute hand axis hole

37: minute hand roulette

371: Minute Hand Internal Gear

372: Minute hand light source

373: Minute Hand Shaft

38: fifth gear

381: Fifth Pinion

382: Fifth Big Gear

383: Fifth Axle Hole

39: hour hand gear

391: Hour Hand Gear

392: Hour hand axis hole

40: hour hand roulette

401: hour hand internal gear

402: Hour hand light source

403: Hour Hand Shaft

41: Detachable fixing frame

411: The second fitting part

412: Detachable bearing hole

42: reflective condenser

50: fixed frame assembly

51: upper fixing frame

511: The first fitting part

512: Upper bearing hole

513: Hook Groove

52: Lower fixed frame

521: Lower bearing hole

522: Base

53: drive shaft

The first figure is a combined diagram of a clock with sundial function of the present invention; the second figure is an exploded view of a clock with sundial function of the present invention; the third figure is a gear assembly of a clock with sundial function of the present invention Combination diagram; the fourth diagram is an exploded view of the gear assembly of a clock with sundial function of the present invention; the fifth diagram is a partial enlarged view of the reflective condenser of the minute hand light source and the hour hand light source of a clock with sundial function of the present invention; The sixth figure is a schematic diagram of the rotation of the minute hand gear and the minute hand wheel of a clock with sundial function of the present invention; the seventh figure is a schematic diagram of the rotation of the hour hand gear and the hour hand wheel of a clock with sundial function of the present invention; A diagram of the first embodiment of a clock with sundial function of the present invention; Figure ninth is a diagram of the second embodiment of a clock with sundial function of the present invention;

Please refer to Figures 1 to 4, a clock 100 with sundial function of the present invention mainly includes a housing 10, a drive motor 20, and a gear assembly 30; the housing 10 is composed of a top cover 11 and A bottom shell 13 is formed, the top cover 11 is connected with a projection surface 111, and the central hole 112 of the projection surface 111 is connected with a projection rod 12; the drive motor 20 is used to provide a power to a drive helical gear 21 to rotate; The gear assembly 30 is installed in the housing 10. The gear assembly 30 includes a first gear 31, a second gear 32, a second gear 33, a third gear 34, a fourth gear 35, and a The minute hand gear 36, a minute hand wheel 37, a fifth gear 38, an hour hand gear 39 and an hour hand wheel 40; wherein the first gear 31 has a first small helical gear 311 and a first large gear 312 , The first small helical gear 311 meshes with the driving helical gear 21; the second gear 32 has a second small gear 321 and a second large gear 322, the second small gear 321 and the first large gear 312 meshes with each other, the second large gear 322 meshes with the seconds hand gear 33; the third gear 34 has a third small gear 341 and a third large gear 342, the third large gear 342 and the seconds hand gear 33 The fourth gear 35 has a fourth small gear 351 and a fourth large gear 352, the fourth large gear 352 meshes with the third small gear 341; the minute hand gear 36 has a minute hand pinion 361 and a minute hand big gear 362, the minute hand big gear 362 meshes with the fourth small gear 351; the minute hand wheel 37 has a minute hand internal gear 371, and the outside of the minute hand wheel 37 is connected with a minute hand light source 372, the The minute hand internal gear 371 and the minute hand large gear 362 mesh with each other; the fifth gear 38 has a fifth small gear 381 and a fifth large gear 382, and the fifth large gear 382 meshes with the minute small gear 361; the The hour hand gear 39 has a large hour hand gear 391 that meshes with the fifth small gear 381; the hour hand wheel 40 has an hour hand internal gear 401, and the outside of the hour hand wheel 40 is connected to an hour hand light source 402. The hour hand internal gear 401 and the hour hand large gear 391 mesh with each other.

It further includes a fixing frame assembly 50. The fixing frame assembly 50 includes an upper fixing frame 51 and a lower fixing frame 52. The upper fixing frame 51 has a first engaging portion 511 and a plurality of upper bearing holes 512. The frame 52 is provided with a plurality of lower bearing holes 521 opposite to the upper bearing hole 512, and through a plurality of transmission shafts 53 respectively, the upper bearing hole 512 and the first shaft hole corresponding to the first gear 31 of the gear assembly 30 313. Second hand gear 33 one-second hand shaft hole 331, one third shaft hole 343 of the third gear 34, one fourth shaft hole 353 of the fourth gear 35, the minute hand gear 36 one-minute hand shaft The hole 363, the fifth shaft hole 383 of the fifth gear 38, the hour hand shaft hole 392 of the hour hand gear 39, and the corresponding lower bearing holes 521 are connected in series with each other.

The fixing frame assembly 50 further includes a detachable fixing frame 41. The detachable fixing frame 41 has a second engaging portion 411 and a detachable bearing hole 412 corresponding to the lower bearing hole 521. Through the transmission The shaft 53 connects the detachable bearing hole 412 with one of the second shaft holes 323 and the lower bearing hole 521 of the second gear 32 in sequence; wherein the second engaging portion 411 can be connected to the upper fixing frame 51 The first fitting parts 511 are mutually fitted or separated.

The upper fixing frame 51 further includes a hook groove 513, and the lower fixing frame 52 further includes a base 522 opposite to the hook groove 513. The hook groove 513 and the base 522 can be used to stably arrange the drive motor 20 on the gear. Next to component 30.

The minute hand light source 372 illuminates the projection rod 12 so that the projection surface 111 on the back of the projection rod 12 forms a minute hand rod shadow 373.

The hour hand light source 402 illuminates the projection rod 12 so that the projection surface 111 on the back of the projection rod 12 forms an hour hand shadow 403.

Please refer to FIG. 5, where the minute hand light source 372 and the hour hand light source 402 further include a reflective condenser 42 so that the light source can be more concentrated on the projection rod 12.

Therefore, the above is a clock 100 with sundial function provided by the first preferred embodiment of the present invention, and then the use features of the present invention are described as follows: First, please refer to the fourth, sixth to seventh In the figure, in the present invention, the drive motor 20 provides a power to the drive helical gear 21 to rotate, and the drive helical gear 21 drives the first small helical gear 311 of the first gear 31 to rotate, and the first large gear 312 It also rotates, thereby driving the second pinion 321 of the second gear 32 to rotate, and at the same time linking with the second large gear 322, the second large gear 322 then drives the second hand gear 33 to rotate, and the second hand gear 33 drives the third large gear The gear 342 rotates, and at the same time the third pinion 341 is linked, and the third pinion 341 drives the fourth large gear 352 to rotate, and at the same time links the fourth pinion 351, the fourth pinion 351 drives the minute hand large gear 362 to rotate At the same time, the minute hand large gear 362 drives the minute hand wheel 37 to rotate; the minute hand large gear 362 links the minute hand pinion 361 to rotate, and the minute hand pinion 361 drives the fifth large gear 382 to rotate, the fifth large gear 382 links the fifth small gear 381 to rotate, and at the same time causes the fifth small gear 381 to drive the large hour hand gear 391 to rotate, and finally the large hour hand gear 391 drives the hour hand wheel 40 to rotate.

Among them, the projection surface 111 can be provided with numbers from 1 to 12, Roman numeral scales and other numbers that provide time identification. This case is illustrated with an example of numbers from 1 to 12. When the second hand gear 33 rotates one circle, it represents 60 seconds. The minute hand wheel 37 rotates one step, representing 1 minute. When the minute hand wheel 37 rotates one revolution, representing 60 minutes, the hour hand wheel 40 rotates one step, representing 1 hour, and the minute hand light source 372 and the hour hand light source 402 will Rotate to the corresponding position; please refer to the eighth figure, the standard time is 9:00, the minute hand light source 372 will rotate to the 6 position on the projection surface 111, so that the minute hand shaft shadow 373 falls on the 12 position on the projection surface 111. The hour hand light source 402 will rotate to the 3 position, so that the hour hand bar shadow 403 falls on the projection surface 111 at the 9 position; Please refer to the ninth figure, the standard time is 2:50 pm, the minute hand light source 372 will rotate to the position 4 on the projection surface 111, so that the minute hand shaft shadow 373 will fall at the position 10 on the projection surface 111, and the hour hand light source 402 will rotate To the position close to 9, make the hour hand shadow 403 fall on the position close to 3 on the projection surface 111... and so on.

The above disclosures are only the preferred embodiments provided by the present invention, and are not intended to limit the scope of implementation of the present invention. All the equivalent changes made by those skilled in the art based on the present invention shall belong to the present invention. The scope of coverage.

100: A clock with sundial function

10: Shell

11: Top cover

111: projection surface

12: Projection pole

13: bottom shell

Claims (8)

A clock with sundial function, comprising: a housing composed of a top cover and a bottom case, the top cover is connected with a projection surface, the center hole of the projection surface is connected with a projection rod; a drive motor for providing A power is applied to a driving helical gear to rotate; a gear assembly is installed in the housing, the gear assembly includes a first gear, a second gear, a second gear, a third gear, a fourth gear, A minute hand gear, a minute hand wheel, a fifth gear, an hour hand gear and an hour hand wheel; wherein the first gear has a first small helical gear and a first large gear, the first small helical gear It meshes with the driving helical gear; the second gear has a second small gear and a second large gear, the second small gear meshes with the first large gear, and the second large gear and the second gear are mutually meshed. The third gear has a third small gear and a third large gear, the third large gear meshes with the second hand gear; the fourth gear has a fourth small gear and a fourth large gear, The fourth large gear and the third small gear mesh with each other; the minute hand gear has a minute hand pinion and a minute hand large gear, and the minute hand large gear meshes with the fourth small gear; the minute hand wheel has a minute hand Inner gear, and the outer side of the minute hand wheel is connected with a minute hand light source, the minute hand internal gear meshes with the minute hand large gear; the fifth gear has a fifth small gear and a fifth large gear, the fifth large gear and The minute hand pinion gears mesh with each other; the hour hand gear has a large hour hand gear, and the large hour hand gear meshes with the fifth pinion; The hour hand wheel is provided with an hour hand internal gear, and the outer side of the hour hand wheel is connected with an hour hand light source, and the hour hand internal gear and the hour hand large gear mesh with each other. A clock with a sundial function as described in claim 1, which further includes a fixing frame assembly, the fixing frame assembly includes an upper fixing frame and a lower fixing frame, the upper fixing frame has a first engaging portion and a plurality of The upper bearing hole, the lower fixing frame is provided with a plurality of lower bearing holes opposite to the upper bearing hole, and through a plurality of transmission shafts, the upper bearing hole and the first shaft hole of one of the first gears of the gear assembly, A second hand shaft hole of the second hand gear, a third shaft hole of the third gear, a fourth shaft hole of the fourth gear, a minute hand shaft hole of the minute hand gear, and a third shaft hole of the fifth gear The five-axis hole, one of the hour-hand shaft holes of the hour-hand gear, and the corresponding lower bearing holes are connected in series with each other. A clock with a sundial function as described in claim 2, wherein the fixing frame assembly further includes a detachable fixing frame, the detachable fixing frame has a second engaging portion and one of the lower bearing holes The detachable bearing hole, through the transmission shaft, the detachable bearing hole and the second shaft hole and the lower bearing hole of the second gear are connected in series with each other in sequence; wherein the second engaging portion can be connected to the upper The first fitting parts of the fixing frame are mutually fitted or separated. According to claim 2, a clock with a sundial function, wherein the upper fixing frame further includes a hook groove, and the lower fixing frame further includes a base opposite to the hook groove. The clock with a sundial function according to claim 1, wherein the light source of the minute hand illuminates the projection rod, so that the projection surface on the back of the projection rod forms a minute hand shaft shadow. The clock with sundial function according to claim 1, wherein the hour hand light source illuminates the projection rod, so that the projection surface on the back of the projection rod forms an hour hand shadow. The clock with a sundial function according to claim 1, wherein the minute hand light source further includes a reflective condenser. According to claim 1, a clock with sundial function, wherein the hour hand light source further includes a reflective condenser.

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