CN2304960Y - Stationary box for pupils at third or fourth grade - Google Patents

Abstract

The utility model relates to a study appliance for study appliance boxes for the pupils of a third and a fourth grades with the systems of fives and six years, which is characterized in that the inner surface of the box cover of a box body is provided with a small abacus. The utility model is composed of a fractional demonstrator, a splicing stick, a universal display board, a templet ruler, a tangram and a set of geometric figure plates. Under the guidance of a teacher, children carry out the operations of observing, splicing, shifting each component of the utility model and various visual operational structures can be formed so as to happily understand concepts and analyze quantitative relations in specific images created and experienced in person through moving hands, eyes, brains and mouths. The children can form clear cognitive structures and preliminary spatial concepts and can comprehensively improve teaching quality.

Description

Primary school mathematics five, six-year system three, senior class teaching aid box

The utility model relates to a kind of primary school mathematics education demonstration equipment, particularly five, six-year system three, senior class teaching aid box learning aid.

At present, in five-year system or six-year system primary school three, upper-class mathematical education, for helping children to understand, usually all to adopt some such as learning aids such as counting rod, triangle and circular piece, owing to, do not require parents of student oneself to do usually, increased burden to the head of a family with the supporting teaching aid box of teaching material, and the kind of manufacturing is also limited because of the limitation of conditions and extremely, and quality also is difficult for guaranteeing.

The purpose of this utility model is exactly in order to address the above problem, provide that a kind of kind is complete, quality good, with the organic one by one primary school mathematics that cooperates five of teaching material full content, six-year system three, senior class teaching aid box.

Technical solution of the present utility model:

A kind of primary school mathematics five, six-year system three, senior class teaching aid box box body have a plurality of partitioned cavity to be used to place multiple learning aid in its box body, it is characterized in that the lid inside surface of box body is provided with selfish calculations.

A kind of primary school mathematics five, six-year system three, senior class teaching aid box learning aid, it is placed in the box body in each corresponding partitioned cavity, it is characterized in that learning aid by mark demonstration device, splicing rod, how to form with demonstration board, Pattern plate ruler, seven-piece puzzle and cover geometry graphic boards pieces.

The utility model is a foundation with nine-year-system obligation syllabus, the operation item in the teaching material that closely cooperates, and its learning aid kind is complete, and quality is good, adapts to children's physiology, psychological characteristics fully.The utility model is simple in structure, cost is low, long service life, under teacher ' s guidance, children by to the observation of each parts of the utility model, piece together operations such as pendulum, displacement, form one by one operating structure intuitively, through starting, move eye, beating one's brains, open one's mouth in the concrete image that causes in person and experience, understand notion happily, analyze quantitative relation, form cognitive structure and preliminary space clearly, improve teaching quality comprehensively.

Fig. 1 is the utility model teaching aid box box body synoptic diagram;

Fig. 2 is the box cover synoptic diagram;

Fig. 3, the 4th, A base plate positive and negative figure in the learning aid mark demonstration device;

Fig. 5, the 6th, B base plate positive and negative figure;

Fig. 7 is each transparent sliding shoe schematic surface in the mark demonstration device;

Fig. 8 is the side view of each sliding shoe among Fig. 7;

Fig. 9 is the front and the side schematic view of different length flat straight-bar in the splicing rod;

Figure 10 is the cylindrical rod synoptic diagram of different length in the splicing rod;

Figure 11 is the front and the side schematic view of the splicing rod of a pair of center band projection and through hole;

Figure 12 is many with area device synoptic diagram in the demonstration board;

Figure 13 is many with each area demonstration device synoptic diagram in the demonstration board;

Figure 14 is the Pattern plate ruler synoptic diagram;

Figure 15 is the seven-piece puzzle synoptic diagram;

Figure 16 is how much graphic boards pieces of cover synoptic diagram.

As Fig. 1,2,3-6 partitioned cavity arranged in the box body 1 of the present utility model, be used to place various learning aids, lid 2 inside surfaces of box body 1 are provided with selfish calculations 6, can substitute the numerical digit sequence list, help student's reading and writing hundred million with interior number and decimal, and can help the student to learn rechoning by the abacus.

Mark demonstration device of the present utility model is shown in Fig. 3-8, it is made up of base plate 3 and transparent sliding shoe 4, base plate 3 positive and negative all indicate geometric figure, transparent sliding shoe 4 all has the block of groove 5 for the upper and lower end back side, the width of its groove 5 matches with the thickness of base plate 3, make sliding shoe 4 to slide on base plate 3, sliding shoe 4 surfaces also are printed on geometric figures corresponding with geometric figure on the base plate 3 and that expression is several in a measure.Base plate 3 is two of A, B in the utility model, and the front of A base plate 3 indicates the rectangle of bisection and trisection, and supporting with it sliding shoe 4 has 9, and promptly label is the sliding shoe of 1-9 among Fig. 6.Wherein 1, No. 2 sliding shoe 4 indicates Bisected Circle and third-class cyclotomy respectively, and 3-8 sliding shoe 4 indicates the rectangle of three-five five equilibriums respectively, wherein indicates the shade of different amounts in the five five equilibrium rectangles of 6-8 sliding shoe 4.The front of B base plate 3 indicates the circle of two quarterns, and its reverse side indicates the circle of two six five equilibriums, and 5/6ths parts have shade in one of them six Equal round, and supporting with it sliding shoe 4 has 3, i.e. the sliding shoe of label 10-12 among Fig. 6.Their surface all indicates the quartern but the different circle of dash area.Sliding shoe 4 with label 1-8 cooperates with circle, the rectangle in A base plate 3 fronts, can make the student understand the meaning of mark, is familiar with the several of several branches intuitively.The sliding shoe 4 of label 9 cooperates with two rectangles of A base plate 3 reverse side, can help student's ratio than the size with the different denominator marks of molecule.3 positive circular cooperations of the sliding shoe 4 of label 10,11 and B base plate can help student's ratio with the size of denominator mark, and the sliding shoe 4 of label 12 cooperates with B base plate 3 reverse side circle, can help the student to learn plus-minus method with the denominator mark.

Splicing rod of the present utility model is made up of 7 centimetres, 5 centimetres two kinds flat straight-bars 7 (as shown in Figure 9) different in size and cylindrical rod 8 (as shown in figure 10) different in size, they have many, one end of each flat straight-bar 7 is provided with projection 9, and the other end has the through hole 10 that matches with projection 9.Adopt the flat straight-bar 7 of four equal length or different length, and utilize the projection 9 above them and the through hole 10 of an adjacent straight-bar 7 to connect, just can form square, rectangle and parallelogram, in like manner, can form triangle with three straight-bars 7, can help the student to understand leg-of-mutton stability and tetragonal instability like this.Many cylindrical rod different in size 8 are used for piecing together the line chart of putting in various planar graphs or the alternate application topic, help the student to understand the quantitative relation of application topic.The through hole 12 (as shown in figure 11) that the center of two flat straight-bars 7 in office is respectively equipped with projection 11 and matches, so a pair of flat straight-bar 7 can be demonstrated vertical with parallel.

The demonstration boards of using are made up of area device 13 (as Figure 12) and area demonstration device 14 (as Figure 13) more, area device 13 be 11 * 11 (centimetre) thin slice of grid, its grid edge indicates the number axis 15 of both direction, area demonstration device 14 by 1 * 1 (centimetre) the side must 1 * 5 (centimetre) and 1 * 10 (centimetre) lengthy motion picture constitute, 1 * 1 square sheet has 16,1 * 5 lengthy motion picture has 4,1 * 10 lengthy motion picture has 5, they and area device 13 are used, can help one of students ' understanding, two-decimal, relatively the size of decimal also can utilize the number axis 15 on the area device 13 to make statistical graph, and area demonstration device 14 itself also can help the student to understand the notion of average.

The Pattern plate ruler 16 of Figure 14 has one, and its surface has the geometric configuration through hole, and it can make the students ' understanding measurement unit, and directly delineates out geometric figure.

The seven-piece puzzle of Figure 15 has seven, wherein big triangular plate 17 has two, little triangular plate 18 also has two, intermediate cam shape plate 19, square plate 20 and parallelogram plate 21 each one, they are used for enriching student's extracurricular activities, cultivate student's visionary and creative thinking ability, help the study composite figure.

How much graphic boards pieces of one cover such as Figure 16, it is made up of triangular plate 22, trapezoidal plate 23 and a parallelogram plate 24 of various features, triangular plate 22 has 6, be respectively acute angle, right angle, obtuse angle, isosceles, equilateral and isosceles right-angled triangle plate, trapezoidal plate 23 has 3, be respectively isosceles, right angle and general trapezoidal plate, parallelogram plate 24 has one.This geometric figure plate is correctly classified with helping the feature that the student grasps each figure.

Claims (8)

1, a kind of primary school mathematics five, six-year system three, senior class teaching aid box box body have a plurality of partitioned cavity in its box body, are used to place multiple learning aid, it is characterized in that the lid inside surface of box body is provided with selfish calculations.

2, a kind of primary school mathematics five, six-year system three, senior class teaching aid box learning aid, it is placed in the box body in each corresponding partitioned cavity, it is characterized in that learning aid by mark demonstration device, splicing rod, how to form with demonstration board, Pattern plate ruler, seven-piece puzzle and cover geometry graphic boards pieces.

3, by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid, it is characterized in that the mark demonstration device is made up of base plate and transparent sliding shoe, the base plate pros and cons all indicates geometric figure, transparent sliding shoe is all fluted block in the upper and lower end back side, the width of its groove matches with the thickness of base plate, make sliding shoe to slide on base plate, the sliding shoe surface also is printed on geometric figures corresponding with geometric figure on the base plate and that expression is several in a measure.

4, by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid, it is characterized in that splicing rod is made up of many flat straight-bars different in size and Duo Gen cylindrical rod different in size, one end of each flat straight-bar is provided with projection, and its other end has the through hole that matches with projection.

5, by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid, it is characterized in that can two flat straight-bars in office the center through hole that is respectively equipped with projection and matches.

6, by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid, it is characterized in that how forming by area device and area demonstration device with demonstration boards, the area device be 11 * 11 (centimetre) thin slice of grid, its grid edge indicates the number axis of both direction, the area demonstration device by 1 * 1 (centimetre) square sheet and 1 * 5 (centimetre) and 1 * 10 (centimetre) lengthy motion picture constitute.

7, by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid, it is characterized in that the Pattern plate ruler surface has the through hole of geometric configuration.

8,, it is characterized in that how much graphic boards pieces of a cover are made up of triangular plate, trapezoidal plate and a parallelogram plate of various features by the described primary school mathematics five of claim 2, six-year system three, senior class teaching aid box learning aid.

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