CN2157564Y - Perpetual calendar - Google Patents

Abstract

The utility model relates to a permanent calendar, composed of a front cover, a machine core and a back cover. A circular month plate, a date plate and a week plate in the machine core, are in mesh with an indentation mutually via denticles which are averagely distributed on the circumference, the date plate is rotated, the week plate follows to rotate, and after the date plate is rotated for a lap, the month plate is rotated for a lattice correspondingly. The utility model overcomes the drawback that in the past a bar shape permanent calendar needs user to press each shifting key to make date, week and month transformed and the function is complicated. And the utility model is of very easy use, simultaneously people is made to be exempted from the trouble that people must replace one calendar in a year.

Description

Perpetual calendar

The utility model relates to a kind of perpetual calendar.

The perpetual calendar of known use generally all is a strip, and its both sides are carved with month, date and week respectively, press shifting bond(s) separately, makes sighting target descend lattice with conversion month, date and week.The volume of this perpetual calendar is big, need press each button, complex operation during use.

Order of the present utility model has the perpetual calendar that provides a kind of volume little, simple to operation is provided.

The utility model is by protecgulum, movement and bonnet constitute, movement comprises a month dish, solar disk and week disk, the center of each disk is provided with axis hole, disc upper edge circumference was carved with corresponding month successively, day, week, uniform denticle block on month dish and the circumference of week disk, the circular depression in the middle part of date disc, the breach that denticle block uniform and on the week disk circumference matches on its inner periphery, excircle is provided with a shifting block, protecgulum quilt cover center is provided with central shaft and cooperates with date disc is movable, the protecgulum of central shaft one side is provided with circular depressed, its center is provided with a month dish axle and cooperates with a month disk activity, the protecgulum of adjacent central shaft is provided with opening, dialling on the crescent shaped button handsetting stretching out outside the protecgulum by opening, be provided with elastic body between crescent shaped button handsetting and the central shaft, shaft hole sleeve on the week disk is contained in button handsetting, also movable with it cooperation the in the axle center that central shaft and elastic body constitute, the circumferential edge of protecgulum quilt cover is provided with sliding tray, after shifting block on the date disc rotates a circle along sliding tray, the denticle block that props up on month dish makes a month dish rotate lattice, also is provided with on the protecgulum to be used to observe month, the window in date and week.During use, only need to rotate date disc gently by window, because the decentraction of date disc and week disk is rotated, denticle block on the week disk is the breach on the interlock date disc successively, week disk is and then rotated, can observe corresponding week simultaneously by window, it is it's one month to have past the time that date disc rotates a circle, shifting block on the date disc just props up month little tooth on the dish by sliding tray, and the use dish and then rotates lattice.Be rotated further date disc, break away from according to tangent principle shifting block and denticle block.New month begins.About the solar month and the different problem of day in solar month of 30 days issue.The utility model can make pinion wheel and the disengaging of the breach on the date disc on the week disk by stirring dialling on the crescent button handsetting, solves after regulating date disc again.

Below in conjunction with drawings and Examples detailed content of the present utility model is described.

Fig. 1 is a front elevation of the present utility model

Fig. 2 is the A-A sectional view

Fig. 3 is cassette mechanism structure figure

Fig. 4 is the front-cover structure rear view

The utility model is made of protecgulum (1), movement and bonnet (22).Movement includes circular month dish (3), date disc (4) and week disk (5), and all by injection-compression molding of plastics, its center is provided with axis hole (6) to each disk, and each disc face upper edge circumference is carved with the corresponding moon, day and week successively.Can be gold stamping on the word of being carved in order to increase aesthetics, uniform 12 little teeth (7) are corresponding with the December on the circumference of month dish (3), and the uniform little number of teeth is seven multiple on week disk (5) circumference.The middle part of date disc (4) is circular recessed, recessed circular diameter is greater than the diameter of week disk (5), uniform 30 breach (8) match with little tooth (7) on week disk (5) circumference on the circumference, circumferential periphery is provided with a shifting block to upper process (9), and the setting of its position makes date disc (4) rotate a circle back shifting block (9) and just props up on month little tooth (7) of dish (3) circumferential end.Protecgulum (1) is also by the plastic pressure injection moulding, its quilt cover center is provided with central shaft (10), date disc (4) is movable with it to be cooperated, the protecgulum (1) of central shaft (10) one sides is provided with circular depressed (11), its center is provided with a month dish axle (12), moon dish (3) is movable with it to be cooperated, the protecgulum (1) that is right after central shaft (10) is provided with an opening (13), dialling on the crescent button handsetting (14) that plastics are made stretched out (15) outside the protecgulum (1) by opening (13), be provided with the elastic body (16) that rubber is made between crescent button handsetting (14) and the central shaft (10), shaft hole sleeve on the week disk (5) is contained in button handsetting (14), in the axle center that central shaft (10) and elastic body (16) constitute, and movable with it the cooperation.Sliding tray (17) is arranged on the circumferential edge of protecgulum (1) quilt cover, rotates date disc (4) shifting block (9) and should rotate in sliding tray (17).The utility model is respectively equipped with a moon window (18) and week on date window (19) on the protecgulum (1) corresponding to moon dish (3), date disc (4) and week disk (5).Convenient during for use, the utility model also is provided with metal spring leaf (20) and block (21) at the quilt cover of protecgulum (1).One end of metal spring leaf (20) is fixed on the protecgulum (1), the other end split into date disc on breach (8) similar shapes, and embed in the breach (8), when rotating date disc (4) with hand, be unlikely to make date disc (4) turn over head like this because overexert.Block (21) and protecgulum (1) fuse, replace when the big solar month of 30 days, in the time of need regulating, promote push button (23), breach (8) on little tooth (7) and the date disc on the week disk (5) is broken away from, and little tooth (7) offsets with block (21) simultaneously, and week disk (5) is being limit and rotated when preventing to regulate date disc (4), bonnet (22) is entrenched in protecgulum (1) quilt cover, and is affixed with screw (24) and central shaft (10) at the center.

Movement of the present utility model is closely linked to each other mutually with shifting block by little tooth with week disk by circular month dish, date disc, compact conformation, volume is little, only need rotate date disc gently, corresponding week disk just and then rotates, use very conveniently, its appearance also makes people remove the trouble that must change a calendar in 1 year from.

Claims (2)

1, a kind of perpetual calendar, by protecgulum, movement and bonnet constitute, it is characterized in that: movement includes circular month dish (3), date disc (4) and week disk (5), the center of each disk is provided with axis hole (6), disc upper edge circumference was carved with corresponding month successively, day, week, uniform little tooth (7) on the circumference of moon dish (3) and week disk (5), the middle part of date disc (4) is circular recessed, the breach (8) that little tooth (7) uniform and on week disk (5) circumference matches on its inner periphery, circumferential periphery is provided with a shifting block (9), protecgulum (1) quilt cover center is provided with central shaft (10), cooperate with date disc (4) is movable, the protecgulum (1) of central shaft (10) one sides is provided with circular depressed (11), its center is provided with month dish axle (12) and cooperates with month dish (3) is movable, the protecgulum (1) of adjacent central shaft (10) is provided with an opening (13), crescent shaped is stirred dial (15) turned round on (14) and is stretched out outside the protecgulum (1) by opening (13), be provided with elastic body (16) between crescent shaped button handsetting (14) and the central shaft (10), shaft hole sleeve on the week disk (5) is contained in button handsetting (14), in the axle center that central shaft (10) and elastic body (16) constitute, and movable with it the cooperation, the circumferential edge of protecgulum (1) quilt cover is provided with sliding tray (17), after shifting block (9) on the date disc (4) rotates a circle along sliding tray (17), prop up the denticle block (7) on month dish (3) and make a month dish (3) rotate lattice, protecgulum also is provided with window (18 on (1), 19).

2, perpetual calendar according to claim 1 is characterized in that: also be provided with reed (20) and block (21) on the quilt cover of protecgulum (1).

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