CN2265564Y

CN2265564Y - Learning appliance for children mathematics study

Info

Publication number: CN2265564Y
Application number: CN 96209477
Authority: CN
Inventors: 倪晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-05-17
Filing date: 1996-05-17
Publication date: 1997-10-22
Anticipated expiration: 2006-05-17

Abstract

The utility model relates to a toy which can help the children proceed the mathematics study. A discrete first digital loading device, a discrete mathematical manipulation symbolic block, a discrete second digital loading device, a discrete equal sign block, and a discrete third digital loading device are serially arranged left to right in horizontal direction and are mechanically connected into integration via an auxiliary support shaft, a linked lock connecting rod and a main support shaft. Digital symbol blocks are mechanically fixed on the first digital loading device, on the second digital loading device and on the third digital loading device; the relative rotations and the linked rotations of the three digital loading devices are utilized, the mathematical formula and equation conforming to the writing habit can be stochastically created, and the formula consequence can be automatically displayed. The toy is suitable to the mathematical studies from the preschooler to the junior student of the middle school.

Description

Juvenile's mathematical learning equipment

The utility model relates to and a kind of the juvenile is carried out the toy of mathematics home education, is particularly useful for the preschool child is carried out the mathematics home education to the students of the junior years of junior middle school.

At present, juvenile's mathematics home education is mainly undertaken by mathematical problem collection and building blocks embedded toy.Two kinds of methods all have directly perceived, simple characteristics.But juvenile to different bases, be difficult to by same set of mathematical problem collection or satisfy the needs of its different education and mode of learning with a kind of brick pattern Mathematics toy, especially for family's formative education of juvenile's mathematics, initiator's subjective factor, as time and efforts etc., quality of instruction and continuity are played decisive restrictive function.

The purpose of this utility model provides the learner that a kind of juvenile of help carries out mathematical studying, it can not only carry out family's mathematical education to the juvenile to simple, intuitive, and the juvenile that can satisfy all ages and classes, different bases carries out the needs of mathematical education, reduce the energy that the initiator expends, improve juvenile's learning quality and study initiative.

The purpose of this utility model is achieved in that first year discrete number device, mathematical operation symbol piece, second year number device, the equal sign piece, the number device was pressed horizontal direction series arrangement from left to right in the 3rd year, by secondary back shaft, the interlock lock link, main back shaft mechanical connection, first year number device, second year number device, the central axes of the 3rd year number device, the numeric character piece squeezes and fastens at first year number device, second year number device, in the digital distribution district on the 3rd year number device, first year number device, second year number device, on the 3rd year number device numeric character piece is arranged respectively, its upper surface and mathematical operation symbol piece, the upper surface of equal sign piece is in same surface level, and their horizontal center lines from left to right overlap.Make first year number device, second year number device, the 3rd year number device produce coaxial relative rotation and interlock rotation by manual or electronic mode, generate mathematics formula and the equation that meets writing style at random, and can while display formula result.

Owing to adopt such scheme, can satisfy the needs that the juvenile on different bases carried out mathematical education, improve juvenile's learning quality and study initiative, reduce the energy that the initiator expends, the form of teaching simple, intuitive.

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

Fig. 1 is the profile schematic perspective view of first embodiment of juvenile's mathematical learning equipment.

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is the A-A face cut-open view of Fig. 2.

Fig. 4 be second embodiment of juvenile's mathematical learning equipment vertical view

Fig. 5 is the cut-open view of Fig. 4

Fig. 6 is the A-A face cut-open view of Fig. 5

The 3rd year number device 4. numeric character pieces of 2. second years number devices 3. of 1. first years number devices 5. mathematical operation symbol pieces 6. secondary back shaft 7. interlock securing rods 8. main back shaft 9. main rotating shafts hold 11. secondary back shaft chassis, 10. main back shaft chassis, 12. main back shaft support 13. first secondary swivel bearing 14. second secondary swivel bearings among the figure

In Fig. 1, Fig. 2, first year number device [1], second year number device [2], the 3rd year the number device [3] be respectively to have ten grooves on the post jamb, and the ten secondary axes symmetry circular cylinder of dividing wall is arranged in the middle of the two adjacent grooves.Numeric character piece [4] has three kinds of main digital block, secondary digital block and algebraic symbol pieces, and wherein the width of radially installing of secondary digital block is half of main digital block.Main digital block has three groups, form by 10 identical digital blocks of physical dimension for every group, digital block size on the same group can not have difference, each digital block simultaneously is " 0 " arabic numeral to one of " 9 ", another side is the arabic numeral than big " 10 ", arabic numeral difference on the digital block in twos on the same group is to provide " 20 " with interior arabic numeral; On the secondary digital block " 0 " arabic numeral to one of " 9 " are arranged, they make up in twos to be fixed on and counted on the device, so that the arabic numeral more than or equal to " 20 " to be provided in three years; The one side of algebraic symbol piece is one of 26 English lower case, and another side is its capitalization.In first year number device [1] and second year number device [2] one is fixed on the secondary support chassis [11] by secondary back shaft [6], and another is connected with the 3rd year number device [3] mounting board by lock link [7].Numeric character piece [4] squeezes the groove shape distributive province internal fixation be stuck on first year number device [1], second year number device [2], the 3rd year number device [3].Mathematical operation symbol piece [5] has two, and wherein one side is "+" number, and another side is "-" number, another piece simultaneously is " * " number, another side is " ÷ " number, on the every limit anchor clamps is arranged, with select mounting board fixing first year the number device [1] inner edge or second year the number device [2] outer rim.As Fig. 3, secondary back shaft [6] and secondary support chassis [11] are discrete three identical poles and chassis, their center constitutes an equilateral triangle, and they can change apart from the radial distance of main back shaft [8] and main support chassis [10], to select to support first year number device [1] or second year number device [2].The inner of interlock securing rod [7] is fixed on the 3rd year number device [3], its lateral length scalable, first year number device [1] of mounting board or second year number device [2] can be selected in the outer end, with the 3rd year the number device [3] link and rotate.The 3rd year number device [3] internal ring wall is fixed on main rotating shaft and holds the outer of [9] and put, and the interior cover that main rotating shaft holds [9] is fixedly connected on the main back shaft [8].Main back shaft [8] is fixed on the main support chassis [10].

At Fig. 4 to another embodiment shown in Figure 6, first year number device [1], second year number device [2], the 3rd year the number device [3] be separately fixed at the first secondary swivel bearing [13], the second secondary swivel bearing [14], main rotating shaft by secondary back shaft [6] and hold the outer of [9] and put, outer the putting of each swivel bearing connecting two the secondary back shafts [6] that are 180 °.First year number device [1] or second year the number device [2] by interlock securing rod [7] with the 3rd year the number device [3] be connected.The interior cover that the first secondary swivel bearing [13], the second secondary swivel bearing [14], main rotating shaft hold [9] is fastened on the main back shaft [8] with screw.Be positioned at the side shaft that a top band draw-in groove that makes progress is arranged between the first secondary swivel bearing [13] and the second secondary swivel bearing [14] on the main back shaft [8], on the limit of mathematical operation symbol piece [5] is dop, fixedly connected with main back shaft [8] at this side shaft top by the dop inlay card, the second secondary swivel bearing [14] and main rotating shaft hold between [9] be make progress, there is the side shaft of "=" number on the top.Main back shaft [8] is fixed on the main back shaft support [10].

More than the connection of two each parts of embodiment all be mechanical connection, connected mode is groove card or screw retention.

During use, with hand stir interlock securing rod [7] or electricity drive main rotating shaft hold [9] make first year number device [1] or second year number device [2] with the 3rd year number device [3] counterclockwise or clockwise link rotate arbitrarily angled, after rotation stopped, manual fine-tuning made the digital block central lines from left to right on first year number device [1], second year number device [2], the 3rd year number device [3].

The utility model can be realized following function by different assembling modes:

(1) plus-minus method exercise: Fig. 1, Fig. 2 and shown in Figure 4 be the mounting means that becomes "+2 " exercise of addend, during use, first year the number device [1] maintain static, stir interlock lock link [7], make second year number device [2] and the 3rd year the number device [3] together locking phase for first year the number device [1] clockwise or rotate counterclockwise.If do "+3 " exercise that becomes addend, can make among Fig. 2 first year the number device [1] fixing after rotating counterclockwise 36 °, again mathematical operation symbol piece [5] is clockwise rotated 36 ° of mounting boards, unclamp interlock securing rod [7] outer end anchor clamps then, make second year the number device [2] clockwise rotate 36 ° again with the 3rd year the number device [3] locking mounting board, to the digital block upset of numeral " 2 " be arranged on number device [3] on the 3rd year at last, make it that facing up of numeral " 12 " be arranged, promptly finished "+3 " exercise that becomes addend and installed, other exercise mounting means that becomes addend or change subtrahend is identical with the method.Do become by, when adding the exercise of subtrahend, the securing rod [7] that will link elongation, mounting board is on first year number device [1] and the 3rd year number device [3], the maintenance of second year number device [2] is motionless.This mount scheme require on first year number device [1], second year number device [2], the 3rd year number device [3] digital block with their interlocks relatively rotation to generate complete correct formula for 36 ° be principle arrangement assembling, once assemble can generate ten and add, subtract the also automatic display result of equation.This assembling scheme is applicable to the low age children that do not have Fundamentals of Mathematics, requires the initiator to finish assembling, sets the content of exercise.

(2) multiplication exercise: mounting means is identical with top plus-minus method exercise, just number replaces "+" number and "-" number with " * ".This installation scheme is applicable to the student who just begins to learn multiplication, and installation is mainly finished by the initiator or instruction of papil is finished.

(3) end user answers formula: the digital block on the 3rd year number device [3] is all taken off, digital block on first year number device [1] and second year number device [2] is pressed the any-mode assembling, select in mathematical operation symbol piece [5] "+", "-", " * " and " ÷ ", make first year the number device [1] with the relative rotation of second year number device [2], provide correct result by the end user then.This assembling scheme is applicable to the juvenile on existing certain mathematical operation basis, and this programme can be finished assembling by student oneself, and the initiator can give necessary guidance.

(4) exercise of solving an equation: first year number device [1], second year number device [2] and the 3rd year [3] three of number device are carried one of number devices load onto the letter character piece, the digital block on two other year number device is pressed the any-mode installation, and sign of operation is chosen one wantonly.This installation scheme helps the student to set up the notion of algebraic operation and the exercise of separating linear equation with one unknown, is applicable to the higher primary school pupil and the students of the junior years of junior middle school, installs and is independently finished or finished under the certain guidance of initiator by student oneself.

Claims

1. juvenile's mathematical learning equipment, first year discrete number device, mathematical operation symbol piece, second year number device, the equal sign piece, the number device was pressed horizontal direction series arrangement from left to right in the 3rd year, by secondary back shaft, the interlock lock link, main back shaft mechanical connection is integral, the numeric character piece is mechanically anchored in first year number device, second year number device, on the 3rd year number device, it is characterized in that: first year number device, second year number device, the central axes of the 3rd year number device, first year number device is arranged respectively, second year number device, numeric character piece on the 3rd year number device, its upper surface and mathematical operation symbol piece, the upper surface of equal sign piece is in same surface level, and their horizontal center lines from left to right overlap.

2. connect right 1 described juvenile's mathematical learning equipment, it is characterized in that: first year number device, second year number device, the 3rd year number device are respectively to have ten grooves on the post jamb, and the ten secondary axes symmetry circular cylinder of dividing wall is arranged in the middle of the two adjacent grooves.