CN2292314Y

CN2292314Y - Calculation teaching device

Info

Publication number: CN2292314Y
Application number: CN 97208368
Authority: CN
Inventors: 王成荣; 王海宸
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-03-24
Filing date: 1997-03-24
Publication date: 1998-09-23
Anticipated expiration: 2007-03-24

Abstract

The utility model relates to a mathematic training device used for a pupil's learning phase, which has the purpose of developing a product with strong practicality and reasonable fabrication technology on the basis of the original patent design philosophy. The utility model has the main structure that a frame is composed of a support bracket 2 and a demonstration plate 1, and a driving plate 3, a whole number plate 6, a fraction plate 7, a number block box 8, a data block 9 and an auxiliary plate 10 are arranged in the frame. The utility model has the advantages that repeated experiments for years make the product more practical, the students' capability of independent thinking for solving problems is enhanced, and students' thinking is clear, complete, deep, methodic and interesting.

Description

Implement for pupil learning mathmetic operation

The utility model relates to the mathematics training utensil that is used for pupil's learning phase, refers in particular to Implement for pupil learning mathmetic operation.

In background technology, Chinese utility model patent communique has been authorized original a kind of " Implement for pupil learning mathmetic operation " that designs of applicant May 10 nineteen ninety-five, its objective is by putting data block when the arithmetic method is separated the application topic, finishes the operation program operation.Main composition has various computing blocks, big cardboard backing of assembling and transparent big jigsaw and drive at the bottom of box, the cardboard on the limit shelves of framework, at the bottom of its cardboard on little cardboard backing of clamping and transparent little jigsaw.Its weak point is: 1. owing to adopting transparent jigsaw, so the functional symbol arithmetic operation above it is only for one side.2. it is fuzzy to observe the cardboard backing by transparent jigsaw simultaneously, uses inconvenient.3. the Various types of data operation blocks only adopts two, and operating range is restricted.4. manufacture craft is relatively poor.

The purpose of this utility model is at the above-mentioned background technology, the applicant is on the basis of former patent design philosophy, develop a kind of Implement for pupil learning mathmetic operation, overcome the relatively poor and awkward shortcoming of the manufacture craft that exists in the former technology, it is wide to reach pendulum calculation usable range, the student is easy to use, practical purpose, put data block when the arithmetic method is separated the application topic by use, the abstract thinking that needs a large amount of nature knowledges to participate in, guiding is converted to the thinking in images that interrelates with relevant impression and experience, finish thinking, learn reliable operation program operation intuitively, the thinking of solving a problem is clear, complete, orderliness, improving the student deeply, effectively analyzes the application topic, the row formula, solve a problem and test the ability of topic.

Technical solution of the present utility model is:

Comprise: assembling demonstration board 1 is formed framework on the carriage 2, but assembles the drive plate 3 of push-and-pull in frame slot, and the different part of its feature can be assembled integer plate 6, mark plate 7 and data block 9 on framework.

Technical solution of the present utility model also comprises:

The integer plate 6 that assembles on the framework and the tow sides of mark plate 7 all have groove and the protruding sign of operation of placing data block 9.

The integer plate 6 that assembles on the framework and the tow sides of mark plate 7 all have the plane pattern of placing data block 9.

Assemble slidably movable block 4 in the groove of demonstration board 1, movable block 4 projectioies are slidingly matched with drive plate 3 grooves.

Assemble slidably movable block 4 in the groove of demonstration board 1, the spill drive track of assembling on movable block 4 projectioies and the driving base plate is slidingly matched.

The data block 9 of placing on data block box 8 comprises the operation blocks of rectangle and foursquare thin piece, positive hexahedron, hexahedron and regular dodecahedron.

The auxiliary plate of placing on data block box 8 10 comprises clipboard 11, band handle fanning strip 12, square-outside and round-inside scaleplate 13, fan-shaped compoboard 14 and Chinese chess abacus 17 ten thousand times.

Description of drawings of the present utility model is as follows:

Fig. 1 is the bedframe structural representation.

Fig. 2 is the one-piece construction schematic perspective view.

Fig. 3 is the synoptic diagram of road sign 5.

Fig. 4 is the synoptic diagram of demonstration board 1.

Fig. 5 is the synoptic diagram of movable block 4.

Fig. 6 is the synoptic diagram of left tray 2.

Fig. 7 is the synoptic diagram of right carriage 2.

Fig. 8 is integer plate 6 front schematic view.

Fig. 9 is integer plate 6 reverse side synoptic diagram.

Figure 10 is mark plate 7 front schematic view.

Figure 11 is mark plate 7 reverse side synoptic diagram.

Figure 12 is the synoptic diagram of data block box 8.

Figure 13 is the synoptic diagram of ten thousand clipboards 11.

Figure 14 is the single synoptic diagram of band handle fanning strip 12.

Figure 15 is the combination synoptic diagram of band handle fanning strip 12.

Figure 16 is the synoptic diagram of square-outside and round-inside scaleplate 13.

Figure 17 is the synoptic diagram of fan-shaped compoboard 14.

Figure 18 is the synoptic diagram of hexahedron piece 15.

Figure 19 is the synoptic diagram that regular dodecahedron is counted dice 16.

Figure 20 is the synoptic diagram of Chinese chess abacus 17.

Figure 21 is the front view of several piece Abacus box 18.

Figure 22 is the A-A cut-open view of several piece Abacus box 18.

Above-mentioned number in the figure is described as follows:

1-demonstration board, 2-carriage, 3-drive plate, 4-movable block, 5-road sign, 6-integer plate, 7-mark plate, 8-data block box, 9-data block, 10-auxiliary plate, 11-ten thousand clipboards, 12-band handle fanning strip, 13-square-outside and round-inside scaleplate, 14-fan-shaped compoboard, 15-regular hexahedron piece, 16-regular dodecahedron is counted dice, 17-Chinese chess abacus, 18-several piece Abacus box.

Be that the utility model adjoint is described in further detail below: referring to Fig. 1, this is the framework synoptic diagram, and its part synoptic diagram is seen Fig. 3 to Fig. 7, about two carriage 2 corresponding parts shallow step in location and projection are arranged.There is groove at the long shallow slots of two of demonstration board 1 middle part, only have certainly groove also can so that assembling activity piece 4 slides, place road sign 5 in the demonstration board 1 top shallow slot.In Fig. 1, demonstration board 1 usefulness screw is assemblied in and forms fixing framework on the carriage 2, on the shallow step that drive plate 3 inserts between the carriage 2, can move forward and backward, two grooves on the drive plate 3 cooperate with the movable block 4 of assembling, this drive plate 3 also can cooperate with track and movable block 4 by plugging drive track on the base plate.Groove on the drive plate 3 also can be a groove.On each drive plate 3 difform groove or groove are arranged.When meeting with Critical Region of Pursue Problem in the relevant distance of demonstration, promote drive plate 3, movable block 4 helps students ' analysis the meaning of the question according to the track displacement of different the meaning of the question.Referring to Fig. 2 overall schematic, its part synoptic diagram is seen Fig. 8 to Figure 22, among Fig. 2, carriage 2 positioning convex cooperate with demonstration board 1, integer plate 6, mark plate 7 breach placed successively, data block box 8 is placed in the framework top, its left side device data block 9, and the attached piece 10 that helps is placed on the right.Integer plate 6 positive and negative Fig. 8 and Fig. 9 of meeting personally wherein, integer plate 6 two sides are all fluted, scribble the bracket or the division sign, place various data blocks 9 in the groove, pendulum is calculated relevant sum, referring to Figure 10 and Figure 11, it is the pros and cons of mark plate 7, fluted, the rib between the groove has part to disconnect, and coats color on a part of rib, referring to Fig. 2, be exactly the score line in the mark problem, also play the bracket effect, equal sign is also arranged, put data block 9 on integer plate 6 and the mark plate 7 like this, become the pattern of analyzing computing types of applications topic, integer plate 6 and mark plate 7 also can not adopt groove certainly, directly make the planimetric map chopping board and use.Various types of data piece 9 comprises digital block, sign of operation piece, thinking conversion block etc., and its profile has square thin plate, the thin piece of rectangle, regular hexahedron piece 15, and hexahedron, regular dodecahedron are counted dice 16 etc.In auxiliary plate 10, include clipboard 11 ten thousand times, see Figure 13, band handle fanning strip 12 is arranged, see Figure 14 and Figure 15, square-outside and round-inside scaleplate 13 is arranged, see Figure 16, fan-shaped compoboard 14 is arranged, see Figure 17, Chinese chess abacus 17 is arranged, see Figure 20.In the several piece box, comprise data block box 8 and several piece Abacus box 18, see Figure 21 and Figure 22.Several piece Abacus box 18 can be calculated with data block 9 pendulum, calculates as abacus.

Illustrate: calculate 231 * 87=?, show the multiplication formula by the meaning of the question with hexahedron operation blocks 15 and sign of operation piece, with before gathering 9, tail 10 the method for gathering is shown multiplier complement 13.Referring to Figure 20, on Chinese chess abacus 17, show multiplicand 231, two of multipliers, two zero of multiplicand back pendulum, the multiplicand first place is 2, deduct two multiplier complements (13 * 2=26) at next bit, second of multiplicand is 3, and (13 * 3=39), the 3rd of multiplicand is 1 to deduct three multiplier complements at next bit, deduct a multiplier complement at next bit, getting 20097 promptly is answer.

Advantage of the present utility model and effect are as follows:

1, the utility model and operation instructions and usefulness can help each classman of primary school arithmetic method branch Analyse and solve a problem, improve the student and think independently and throughput.

2, because the various plates that adopt various data blocks and can analyze quantitative structure organically combine institute Can enough several different methods analyses solve a problem developing student's thinking and operational capability with the student.

3, calculate by pendulum, make students ' analysis clear, complete, deep, orderly with the thinking of solving a problem, have Entertaining, dead scratch topic, the learning burden that causes is recalled in hypermnesia, become to beat that electronic game machine continues saying it with interest like that Cross " pass ", unrealistically compare, " secret formula " exchange.

4, improve the Students ' Problem-solving scope, further facilitated student's operation and computing.

5, improve manufacture craft, improved the practicality of product.

Claims

1, Implement for pupil learning mathmetic operation comprises: carriage (2) is gone up assembling demonstration board (1) and is formed framework, but in frame slot the drive plate (3) of assembling push-and-pull, it is characterized in that: on framework, can assemble plate (6) as the integer, mark plate (7) and data block (9).

2, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: the integer plate (6) that assembles on the framework and the tow sides of mark plate (7) all have the groove of placement data block (9) and the sign of operation of projection.

3, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: the integer plate (6) that assembles on the framework and the tow sides of mark plate (7) all have the plane pattern of placement data block (9).

4, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: assemble slidably movable block (4) in the groove of demonstration board (1), movable block (4) projection is slidingly matched with drive plate (3) groove.

5, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: assemble slidably movable block (4) in the groove of demonstration board (1), movable block (4) projection is slidingly matched with drive plate (3) groove.

6, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: assemble slidably movable block (4) in the groove of demonstration board (1), the spill drive track of assembling on movable block (4) projection and the driving base plate is slidingly matched.

7, Implement for pupil learning mathmetic operation according to claim 1 is characterized in that: go up the operation blocks that the data block (9) of placing comprises rectangle and foursquare thin piece, positive hexahedron, hexahedron and regular dodecahedron at data block box (8).