CN201765748U

CN201765748U - Simple perpetual calendar

Info

Publication number: CN201765748U
Application number: CN201020239440XU
Authority: CN
Inventors: 邹怡月; 谢燕清
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-06-25
Filing date: 2010-06-25
Publication date: 2011-03-16
Anticipated expiration: 2020-06-25

Abstract

The utility model discloses a simple perpetual calendar which is characterized in that the simple perpetual calendar comprises a base plate and a card supporting object, wherein, the card supporting object covering the base plate adopts a transparent film; the transparent film is in press fit with the base plate according to date grids of the calendar; and an opening is formed on any of the upper side, the left side or the right side of the transparent film. The supporting object can also adopt a card plate; the bottom of the card plate is in close fit with the base plate; an opening is formed at the upper end of the card plate; and the height of the card plate is smaller than one third of the height of a card. The simple perpetual calendar can be recycled, and can be made of paper, plastic or metal, so that energy resources are saved.

Description

Simple and easy perpetual calendar

Technical field

The utility model belongs to daily necessities, relates to a kind of simple and easy perpetual calendar specifically.

Background technology

Calendar is indispensable articles for use in the life, but present calendar has two kinds on the whole: a kind of is the perpetual calendar of electronic type, and another kind is the desk calendar or the wall calendar of papery, and the former price is higher, so cheap papery calendar still is in fashion, but the papery calendar needs to change in 1 year one, belongs to consumables, and because calendar all be quality preferably hard paper make, need a large amount of timber of waste, cause the wasting of resources, and after these papery calendars used, be difficult to remake other purposes.

The utility model content

Technical problem to be solved in the utility model provides a kind of simple and easy perpetual calendar, and material is papery or wooden or metal.

For solving the problems of the technologies described above, the utility model is to realize like this

Simple and easy perpetual calendar comprises base plate, the card stilt, and the card stilt covers on the base plate.

Aforesaid simple and easy perpetual calendar, above support is a transparent membrane, this transparent membrane is pressed together on the base plate according to the date grid of calendar, and at last, left and right either side opening, the card with the date can be inserted the film back like this.

Aforesaid simple and easy perpetual calendar, described above support is a clamp, clamp bottom and base plate driving fit, and upper end open forms pocketed, the clamp height is lower than 1/3rd of card, is convenient to insert card, and can not block the font above the card.

The utility model has following positive effect: generally speaking calendar is that the week ordinal number according to any year of grace January 1 is by formula: year of grace+(year of grace-1)/4-(year of grace-1)/100+ (year of grace-1)/400

Every integer and by the 7 remainders decisions that remove gained, because moon of year of grace, day quantity are certain, the week day ordinal number of each month is also definite in succession so.

The utility model can use for a long time, and material can be papery or plastics or metal, energy-conservation resource.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is an another kind of structural representation of the present utility model.

Embodiment

Below in conjunction with embodiment the utility model is described in further detail.

With reference to shown in Figure 1, simple and easy perpetual calendar comprises base plate and transparent membrane, and transparent membrane is pressed together on the base plate along the separated time of week, year, the moon, and on film, left and right either side opening is convenient to change card.

Fig. 2 is an another kind of structural representation of the present utility model, and with reference to shown in Figure 2, transparent membrane also can be to be fitted on the base plate, and and base plate 1 between the clamp 2 of a fixed gap is arranged, described card exceeds clamp with the part of calendar font, is convenient to observe.

Above-mentioned embodiment does not limit the technical solution of the utility model in any form, and the technical scheme that mode obtained that every employing is equal to replacement or equivalent transformation all drops on protection domain of the present utility model.

Claims

1. simple and easy perpetual calendar is characterized in that comprising base plate, the card stilt, and the card stilt covers on the base plate.

2. simple and easy perpetual calendar according to claim 1 is characterized in that above support is a transparent membrane, and this transparent membrane is pressed together on the base plate according to the date grid of calendar, and at last, left and right either side opening.

3. simple and easy perpetual calendar according to claim 1 is characterized in that described above support is a clamp, clamp bottom and base plate driving fit, and the clamp upper end open, the clamp height is lower than 1/3rd of card.