CN201229681Y

CN201229681Y - Digital recording tool

Info

Publication number: CN201229681Y
Application number: CNU2008201249399U
Authority: CN
Inventors: 姜静妙
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-22
Filing date: 2008-07-22
Publication date: 2009-04-29
Anticipated expiration: 2018-07-22

Abstract

The utility model discloses a digital recording apparatus, which comprises a calculation base and a calculation unit that can be arranged on the calculation base in separation way. The calculation base comprises an operation zone, and the operation zone is provided with a first operation area with four representative numbers 1, a second operation area with one representative number 5, a third operation area with four representative numbers 10 and a fourth operation area with a representative number 50. The calculation unit comprises four calculation elements, and the calculation elements respectively stand for 1, 5, 10 and 50; the calculation elements can be arranged at the first, the second, the third and the fourth operation areas and display the final answer. With the above design, the teaching can be vivid and interesting, thereby improving the learning willing, promoting the learning interest of children, and also having the advantages of easy operation.

Description

The digital recording utensil

Technical field

The utility model relates to a kind of digital recording utensil, particularly relates to a kind of digital recording utensil that is used to do the mathematics calculation.

Background technology

Abacus is a kind of operational tool commonly used, and described abacus is to do the addition subtraction multiplication and division computing by the bead that can Gong stir, and the position display of alloting by bead goes out answer at last.Student movement is calculated though abacus can be counted, but (some abacus is just representing 5,50,500 because size, the color of each bead are all identical ... or the like bead do a little more greatly), therefore, when the child learns to use abacus, often can't tell and represent units, tens, hundred figure places ... or the like bead, and in computation process, obscure and the bead of dialing the wrong number easily, so for young child, come comparatively difficulty of learning mathematics computing by abacus.In addition, because abacus structure dullness, causes teacher in teaching, can't do rich and varied teaching and change, and the student also feels dull barren when using easily, so make the student learn wish low, reduce learning effect.

The utility model content

The purpose of this utility model is to provide a kind of can increasing to use interesting digital recording utensil.

The utility model digital recording utensil comprises: a computing pedestal, and an arithmetic element that is placed in separably on this computing pedestal.This computing pedestal comprises an operational zone, and described operational zone has four and represents first operating area of numerical value 1, second operating area of representing numerical value 5, four the 3rd operating areas of representing numerical value 10, and the 4th operating area of representing numerical value 50.This arithmetic element comprises several first arithmetic units of representing numerical value 1, second arithmetic unit, several the 3rd arithmetic units of representing numerical value 10 of representing numerical value 5, and the 4th arithmetic unit of representing numerical value 50, described first, second, third and fourth arithmetic unit is distinctly can be placed in first, second, third and fourth operating area with removing.

The beneficial effects of the utility model are: by the design of computing pedestal and arithmetic element, can make teaching active lively, promote child's study wish, promotion study enjoyment, have advantages such as easy operating simultaneously.

Description of drawings

Fig. 1 is a front view of a most preferred embodiment of the utility model digital recording utensil;

Fig. 2 is the front view of a similar Fig. 1, shows the user mode of this most preferred embodiment.

Embodiment

Below in conjunction with drawings and Examples the utility model is elaborated.

Consult Fig. 1 and Fig. 2, the most preferred embodiment of the utility model digital recording utensil comprises: a computing pedestal 1, and an arithmetic element 2 that is placed on this computing pedestal 1.

The computing pedestal 1 of present embodiment has magnetic and is rectangular parallelepiped approximately tabular, this computing pedestal 1 comprises that figure place marked area 12, that an operational zone 11, is arranged on these 11 tops, operational zone is arranged on the storing district 13 of these 11 belows, operational zone, and an indicator 14 that is located at 12 tops, figure place marked area.

This operational zone 11 is the operations of putting for this arithmetic element 2 in the calculating process, and show last answer, this operational zone 11 has second operating area 112, four that four first operating areas 111 that indicate numerical value " 1 " out of the ordinary, one indicate numerical value " 5 " and indicates the 3rd operating area 113 of numerical value " 10 ", the 4th operating area 114 that indicates numerical value " 50 ", and the 5th operating area 115 that indicates numerical value " 100 ".And operating area 111～115 about to put in order be to indicate numerical values recited according to it, increase by the numerical value of left-to-right representative.Wherein, the first～four operating area 111,112,113,114 all respective areas is told two neighbouring grid, and certainly, the utility model the first～four operating area 111,112,113,114 is not necessary restriction to distinguish two grid.

Described figure place marked area 12 comprises the first sign portion 121 of a sign " units ", second a sign portion 122 that indicates " tens ", and the 3rd sign portion 123 of a sign " hundred figure places ".Wherein, the first sign portion 121 is that correspondence is positioned at first and second operating area 111,112 tops, and the second sign portion 122 is that correspondence is positioned at third and fourth operating area 113,114 tops, and the 3rd sign portion 123 is that correspondence is positioned at the 5th operating area 115 tops.Can know that by figure place marked area 12 what express each operating area 111～115 representative is units, tens or hundred figure places.

This storing district 13 comprises two storing zones 131 that the left and right sides is adjacent, and can put for arithmetic element 2.Certainly, do not put zone 131 and exceed during enforcement to separate out two.

This indicator 14 has several instruction units 141, and each instruction unit 141 all indicates different addition expression formulas, and is used to point out the addition of those numerical value can obtain " 10 ", for example " 1+9=10 ", " 2+8=10 ", " 3+7=10 " ... or the like.Wherein, instruction unit 141 with the leftmost side is an example, and numerical value " 5 " and numerical value " 4 " are drawn with two oblique lines in addition in numerical value " 9 " below, and representative " 9 " can be obtained by " 5+4 ", other instruction unit 141 also has similar sign, the prompting when these instruction units 141 can be used as additive operation.

This arithmetic element 2 comprises: several represent first arithmetic unit 21 of numerical value " 1 ", two second arithmetic units 22 of representing numerical value " 5 ", several represent the 3rd arithmetic unit 23 of numerical value " 10 ", the 4th arithmetic unit 24, several the 5th arithmetic units 25 of representing numerical value " 100 " of representing numerical value " 50 ", and the 6th arithmetic unit 26 of representing numerical value " 500 ".These arithmetic units 21～26 all are three-dimensional disk appearance, but are not limited thereto.

In the present embodiment, represent the apparent size or the color of arithmetic unit 21～26 of different numerical value all different, and directly indicate different numerals on each arithmetic unit 21～26, with clear expression arithmetic unit 21～26 numeric value represented, but when implementing, be not necessity to indicate numeral.For example only represent or utilize different appearance colors, just can go out different numerical value respectively and contain the arithmetic unit 21～26 of anticipating with different apparent sizes.In addition, arithmetic unit 21～26 all has a magnet 211 (Fig. 1 only indicates the magnet 211 of one of them first arithmetic unit 21) that is arranged on the back side, the magnetic attraction that makes arithmetic unit 21～26 be subjected to computing pedestal 1 by magnet 211 adsorbs, so arithmetic unit 21～26 can not drop.

The utility model in use, usually be as shown in Figure 1, first and second

arithmetic unit

21,22 is put storing zone 131 (corresponding to the first sign portion 121) in the right side, third and fourth

arithmetic unit

23,24 is put the storing zone 131 (corresponding to the second sign portion 122) in the left side, and the 5th, six

arithmetic units

25,26 are put in the 5th operating area 115 belows (corresponding to the 3rd sign portion 123).Arithmetic unit 21～26 is placed according to the position of units, tens, hundred figure places respectively, be beneficial to differentiate and take.

When the user performs mathematical calculations, be that arithmetic unit 21～26 with corresponding numerical value is placed in the operational zone 11 and calculates.The utility model can be used for adding, subtract, take advantage of, remove and wait arithmetic, explain with addition at this, with " 2+6 " is example: at first take out two first arithmetic units 21 and be positioned over wherein two first operating areas 111 (as Fig. 2), then add " 6 ", learn by this prompting with reference to indicator 14, " 6 " can be obtained by " 1+5 ", so again one first arithmetic unit 21 and one second arithmetic unit 22 distinctly are positioned over first operating area 111 and second operating area 112 (shown in Fig. 2 imaginary line), therefore, operational zone 11 has been put three first arithmetic units 21 at last, and one second arithmetic unit 22, so just representing answer is " 8 ".Similarly, when carrying out tens and hundred figure place computings, third and fourth arithmetic unit the 23, the 24th is placed in third and fourth operating area 113,114 of representing tens, and the 5th, six arithmetic units the 25, the 26th are positioned over the 5th operating area 115 of representing hundred figure places.

Need to prove that operating area 111～114 all separates out two grid up and down, is to make division arithmetic for convenience.Because some division arithmetic can't divide exactly, so division arithmetic result's quotient is put grid in the top, remainder is put the grid in the below, and answer is come into plain view.

By above explanation as can be known, design entertaining of the present utility model is abundant, can make teacher active more lively on teaching is used, and promote the child the study wish, promote study enjoyment.And by the apparent size of arithmetic unit 21～26, color, or directly indicate the numerical value of representing nonidentity operation part 21～26 representatives, make the child be readily clear of resolution, when therefore the child counts the student movement calculation, just can not obscure to some extent for the representative numerical value of each arithmetic unit 21～26, the layout that adds this computing pedestal 1 is clear succinct, so in calculating process, the mode of operation that arithmetic unit 21～26 is positioned over operational zone 11 is easily understood, therefore the utlity model has easy to understand and operation, advantages such as operating process vivid and interesting, and then promote teaching enjoyment and the child learns wish.

Claims

1. digital recording utensil, comprising: a computing pedestal, and an arithmetic element that is placed in separably on this computing pedestal is characterized in that:

This computing pedestal comprises an operational zone, described operational zone has four and represents first operating area of numerical value 1, second operating area of representing numerical value 5, four the 3rd operating areas of representing numerical value 10, and the 4th operating area of representing numerical value 50;

This arithmetic element comprises several first arithmetic units of representing numerical value 1, second arithmetic unit, several the 3rd arithmetic units of representing numerical value 10 of representing numerical value 5, and the 4th arithmetic unit of representing numerical value 50, described first, second, third and fourth arithmetic unit is distinctly can be placed in first, second, third and fourth operating area with removing.

2. digital recording utensil as claimed in claim 1 is characterized in that: this computing pedestal also comprises the storing district that a side that is positioned at the operational zone is put for arithmetic element.

3. digital recording utensil as claimed in claim 1 is characterized in that: this computing pedestal also comprises an indicator that is positioned at a side of operational zone, and this indicator has the instruction unit that several signs have the addition expression formula.

4. digital recording utensil as claimed in claim 1 is characterized in that: described operational zone also has the 5th operating area of representing numerical value 100, and this arithmetic element also comprises the 5th arithmetic unit that several represent numerical value 100.

5. digital recording utensil as claimed in claim 1 is characterized in that: the size of described first, second, third and fourth arithmetic unit is all inequality.

6. as each described digital recording utensil in the claim 1 to 5, it is characterized in that: described arithmetic unit all has one makes arithmetic unit be adsorbed in magnet on the computing pedestal.

7. digital recording utensil as claimed in claim 1, it is characterized in that: this computing pedestal also comprises a units marked area, described figure place marked area comprises first a sign portion that represents units and corresponding first and second operating area, and second a sign portion that represents tens and corresponding third and fourth operating area.