CN213150089U

CN213150089U - Preschool mathematics addition and subtraction education training device

Info

Publication number: CN213150089U
Application number: CN202021940248.3U
Authority: CN
Inventors: 姜楠; 蒋真真
Original assignee: Dalian Vocational and Technical College
Current assignee: Dalian Vocational and Technical College
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-05-07
Anticipated expiration: 2030-09-05

Abstract

A preschool mathematics addition and subtraction education training device comprises a shell, wherein an indicator light, an addition training piece, a subtraction training piece and a digital assembly are arranged at the top of the shell, and a magnetic bar is embedded at the top of the shell; the addition training piece comprises three top grooves formed in the top of the shell, and patterns of plus and minus are respectively marked on the top of the shell 1 and among the three top grooves; a transparent plate is arranged at the top of the top groove, and a partition plate with a through hole in the middle is arranged on the side wall of the top groove and close to the middle of the top groove; inclined plates are movably mounted on the inner walls of the two sides of the top groove, which are positioned on the partition plate, a fixed block is mounted between the inclined plate far away from the digital assembly and the top groove, and a gravity sensor is mounted at the bottom of the inclined plate close to the digital assembly; iron beads are arranged on the top of the sloping plate. During the use, through the bar magnet, can remove the opposite side with the iron bead from one side of baffle, carry out mathematical preliminary education to children from the addition and subtraction in quantity, the operability is high, and is directly perceived clear in quantity, is convenient for show the result audio-visual before children.

Description

Preschool mathematics addition and subtraction education training device

Technical Field

The utility model relates to a teaching aid, especially a preschool mathematics addition and subtraction education trainer.

Background

Teaching aid plays an important role in teaching, especially when preschool teaching, the operation of scientific and effective teaching aid of using, can not only mobilize the enthusiasm that children studied, can also arouse children's intuition image thinking, especially in the middle of mathematical education, the effect that accurate use teaching aid can play the result that makes half the effort times more, enable abstract mathematical knowledge to become directly perceived image, be convenient for children better understanding and grasp, but present preschool mathematics addition and subtraction teaching aid form is single, the interest is low, can't mention children's interest, often need the head of a family to carry out the hand at other hand and handle to guide, the head of a family's burden has been increased, delay the class hour again. Therefore, it is imperative to study and design a device for teaching and training preschool mathematics addition and subtraction to increase the interest of mathematics learning and to let preschool children master the addition and subtraction of preschool mathematics.

Disclosure of Invention

The utility model discloses to the problem that exists among the prior art, provide a preschool mathematics plus-minus method education and training device to when solving present preschool children and study the plus-minus method, the teaching aid form of using is single, and is interesting poor, can not improve the interest that preschool children studied the plus-minus method, the problem of the preschool children of being not convenient for master the plus-minus method content.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a preschool mathematics addition and subtraction education training device comprises a shell, wherein an indicator light, an addition training piece, a subtraction training piece and a digital assembly are arranged at the top of the shell, and a magnetic rod is embedded at the top of the shell; the addition training piece comprises three top grooves formed in the top of the shell, and patterns of plus and minus are respectively marked on the top of the shell 1 and among the three top grooves; a transparent plate is arranged at the top of the top groove, a partition plate is arranged on the side wall of the top groove and close to the middle of the top groove, and a through opening is formed in the middle of the partition plate; inclined plates are movably mounted on the inner walls of the two sides of the top groove, which are positioned on the partition plate, one sides of the two inclined plates, which are close to each other, are inclined upwards, a fixed block is mounted between the inclined plate far away from the digital assembly and the top groove, and a gravity sensor is mounted at the bottom of the inclined plate close to the digital assembly; iron beads are arranged at the top of the inclined plate; the inside of shell has seted up the inside groove, and the internally mounted of inside groove have with pilot lamp and gravity sensor electric connection's battery and singlechip.

Further, the quantity of digit sub-assembly has threely, and is located one side of addition training spare and subtraction training spare respectively, the digit sub-assembly is including inserting the telescopic link at shell top, and the quantity of telescopic link is arranged for five by five, the kerve has been seted up to the inside of shell 1 and the below that is located the telescopic link, the bottom of telescopic link extends to the inside of kerve and bonds and has the magnetic path, the inner wall top of kerve is inlayed and is had magnetic field direction and the opposite magnetic sheet of magnetic path, and the gripping telescopic link shifts up, makes the magnetic sheet hug closely and can make the telescopic link fixed, conveniently will shift up the telescopic link component that shifts up and the corresponding digital shape of iron bead quantity, be convenient for strengthen children to the cognition of digit, simultaneously to the fast children of learning, numerous telescopic links carry out addition and subtraction operation beyond ten in the accessible digit sub-assembly.

Further, the top cover of telescopic link is equipped with mellow and full top cover, and the colour of top cover is different with the telescopic link colour, conveniently differentiates the telescopic link of jack-up, does benefit to the figure that the telescopic link of observing the jack-up constitutes.

Further, the subtraction training element has the same structure as the addition training element except that the "+" sign between the first two top slots is replaced by a "-" sign.

Furthermore, the number of the indicator lights is two, and the indicator lights are respectively positioned on one side of the addition training part and one side of the subtraction training part.

Furthermore, the inner wall of one side of the top groove, which is close to the digital assembly, is provided with an inclined plane, so that iron beads can be conveniently stacked automatically, and the quantity of the iron beads can be conveniently and rapidly seen.

Furthermore, an elastic rope is connected between the magnetic rod and the shell, so that the magnetic rod is prevented from being lost, and meanwhile, children can be prevented from swallowing the magnetic rod.

Furthermore, the outer wall edges of the shell are provided with round arcs, so that the damage of the shell to children can be reduced.

The utility model has the advantages that:

1. when the utility model is used, the iron beads can be moved from one side of the clapboard to the other side through the magnetic bar, and the preliminary education of mathematics is carried out on children through the addition and subtraction of the quantity, so that the operation is high, and the interest in learning of the children is favorably improved; the number is visual and clear, the result can be displayed in front of the children conveniently, and the improvement of the education effect is facilitated; whether the operation result is correct can be distinguished from the color of the indicator lamp by children, parents are not required to educate by the children, the burden of the parents for caring the children is reduced, and meanwhile, the learning interest of the children can be improved.

2. The utility model discloses shift up through the gripping telescopic link when using, make the magnetic path hug closely the magnetic sheet, can make the telescopic link fixed, the convenient telescopic link that will shift up constitutes and the corresponding digital shape of iron bead quantity, is convenient for strengthen children to the cognition of digit, and to the fast children of learning simultaneously, numerous telescopic links carry out addition and subtraction operation beyond ten in the accessible digit composite member, and the practicality is better.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a right side sectional view of the present invention.

Fig. 3 is a right side view of the present invention.

Description of reference numerals: 1. the device comprises a shell, 2, an addition training piece, 3, a subtraction training piece, 4, a top groove, 5, a partition board, 6, an inclined board, 7, iron beads, 8, a gravity sensor, 9, a storage battery, 10, a single chip microcomputer, 11, an indicator light, 12, a digital assembly, 13, a telescopic rod, 14, a bottom groove, 15, a magnetic block, 16, a top sleeve, 17, an inclined plane, 18 and a magnetic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clear and fully described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequence should be determined.

Example (b):

referring to fig. 1-3, the embodiment provides a preschool mathematics addition and subtraction education training device, which comprises a housing 1, wherein the corners of the outer wall of the housing 1 are provided with rounded arcs, so that the damage of the corners of the housing to children can be avoided; the top of shell 1 is equipped with pilot lamp 11, addition training piece 2, subtraction training piece 3 and digital assembly 12, and inlay at the top of shell 1 has bar magnet 18, is connected with the stretch cord between bar magnet 18 and the shell 1, avoids bar magnet 18 to lose, can prevent simultaneously that children from swallowing it.

The addition training part 2 comprises three top grooves 4 arranged at the top of the shell 1, patterns of plus and minus are respectively carved on the top of the shell 1 and between the three top grooves 4, the structure of the subtraction training part is the same as that of the addition training part, and only the plus between the first two top grooves is changed into the minus; a transparent plate is arranged at the top of the top groove 4, a partition plate 5 is arranged on the side wall of the top groove 4 and close to the middle of the top groove, and a through hole is formed in the middle of the partition plate 5; the inner walls of the top groove 4 at two sides of the partition plate 5 are respectively and movably provided with an inclined plate 6, one side of each inclined plate 6 close to each other inclines upwards, a fixed block is arranged between the inclined plate 6 far away from the digital assembly 12 and the top groove 4, and the bottom of the inclined plate 6 close to the digital assembly 12 is provided with a gravity sensor 8; iron beads 7 are arranged on the top of the sloping plate 6; one side inner wall that the kerve 4 is close to digital composite 12 is equipped with inclined plane 17, conveniently piles up iron ball 7 by oneself, is convenient for see out the quantity of iron ball 7 fast, can follow a removal to the opposite side of baffle 5 with iron ball 7 through bar magnet 18, carries out mathematical preliminary education to children through the addition and subtraction in quantity, and the operability is high, does benefit to the interest in learning that improves children, and quantity is directly perceived clear, is convenient for with the audio-visual show of result before children, does benefit to and improves educational effect.

An inner groove is formed in the shell 1, a storage battery 9 and a single chip microcomputer 10 which are electrically connected with an indicator light 11 and a gravity sensor 8 are installed in the inner groove, the number of the indicator lights is two, the indicator lights are respectively located on one side of an addition training piece and one side of a subtraction training piece, the type of the single chip microcomputer 10 can be stm32f103c8t6, but the single chip microcomputer 10 is not limited to, the gravity sensors 8 in the first two top grooves 4 of the addition training piece 2 transmit the received pressure to the single chip microcomputer 10 to accumulate, the gravity sensor 8 in the next top groove 4 transmits the received pressure to the single chip microcomputer 10 to compare with the accumulation of the first two top grooves, if the received pressure is consistent, the single chip microcomputer controls the indicator light 11 to be green, and if the received pressure is inconsistent; the pressure that two inside gravity sensor 8 in the back apical groove 4 of subtraction training piece 3 will receive transmits for singlechip 10 and carries out the accumulation, the pressure that the inside gravity sensor 8 of preceding apical groove 4 will receive transmits for singlechip 10 and the inside gravity sensor's of two apical grooves 4 accumulations of back contrast, if unanimous, then singlechip control pilot lamp 11 bright green lamp, if inconsistent, then singlechip control pilot lamp 11 bright red light, whether correct can be discerned the operation from the colour of pilot lamp 11 to children, it educates at the side to need not the head of a family, the burden that the head of a family looked after children has been lightened, also can improve children's interest in learning simultaneously.

The quantity of digit composite member 12 has threely, and be located the one side of addition training piece and subtraction training piece respectively, digit composite member 12 is including inserting the telescopic link 13 at 1 top of shell, the quantity of telescopic link 13 is arranged for five by five, the kerve 14 has been seted up to the inside of shell 1 and the below that is located telescopic link 13, the bottom of telescopic link 13 extends to the inside of kerve 14 and bonds and have magnetic path 15, the inner wall top of kerve 14 is inlayed and is had the magnetic sheet that magnetic field direction and magnetic path 15 are opposite, gripping telescopic link 13 moves up, make magnetic sheet 15 hug closely, can make telescopic link 13 fixed, the convenient digital shape corresponding with iron pearl 7 quantity of telescopic link 13 constitution that will move up, be convenient for strengthen children to the cognition of digit, simultaneously to the fast children of learning, numerous telescopic link 13 in the accessible digit composite member 12 carries out the operation beyond ten, the practicality is better.

The top cover of telescopic link 13 is equipped with mellow and full top cover 16, and the colour of top cover 16 is different with telescopic link 13 colour, conveniently differentiates the telescopic link 13 of jack-up, does benefit to the figure of observing the telescopic link 13 constitution of jack-up.

The working principle is as follows:

the utility model discloses when using, can remove iron ball 7 to the opposite side from one side of baffle 5 through bar magnet 18, carry out mathematical preliminary education to children through adding and subtracting in quantity, when iron ball 7 moved to the bottom has gravity sensor 8's swash plate 6 on, will trigger gravity sensor 8 and transmit the signal of telecommunication for the singlechip, the pressure that gravity sensor 8 inside two first apical grooves 4 of addition training piece 2 received is transmitted for singlechip 10 and is carried out the accumulation, gravity sensor 8 inside the latter apical groove 4 transmits for singlechip 10 and compares with two preceding, if unanimous, the bright green light of pilot lamp 11, if inconsistent, then pilot lamp 11 bright red light; the gravity sensors 8 in the rear two top grooves 4 of the subtraction training piece 3 transmit the received pressure to the single chip microcomputer 10 for accumulation, the gravity sensor 8 in the front top groove 4 transmits the detected pressure information to the single chip microcomputer 10, the pressure information is compared with the accumulated values of the gravity sensors in the rear two top grooves, if the pressure information is consistent with the accumulated values, the indicator lamp 11 is turned on to be green, if the pressure information is inconsistent with the accumulated values, the indicator lamp 11 is turned on to be red, and children can distinguish whether the operation is correct or not from the color of the indicator lamp 11; grasping the telescopic rod 13 to move upwards to enable the magnetic block 15 to be tightly attached to the magnetic sheet, so that the telescopic rod 13 can be fixed, the telescopic rod 13 which moves upwards is convenient to form a digital shape corresponding to the number of the iron beads 7, and the cognition of children on the digital is convenient to strengthen.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a preschool mathematics addition and subtraction education trainer, includes shell (1), its characterized in that: the top of the shell (1) is provided with an indicator lamp (11), an addition training piece (2), a subtraction training piece (3) and a digital assembly (12), and the top of the shell (1) is embedded with a magnetic bar (18); the addition training piece (2) comprises three top grooves (4) formed in the top of the shell (1), and patterns of plus and minus are respectively marked on the top of the shell (1) and among the three top grooves (4); a transparent plate is arranged at the top of the top groove (4), a partition plate (5) is arranged on the side wall of the top groove (4) and close to the middle of the side wall, and a through hole is formed in the middle of the partition plate (5); inclined plates (6) are movably mounted on the inner walls of the two sides of the partition plate (5) of the top groove (4), one sides, close to each other, of the two inclined plates (6) are inclined upwards, a fixed block is mounted between the inclined plate (6) far away from the digital assembly (12) and the top groove (4), and a gravity sensor (8) is mounted at the bottom of the inclined plate (6) close to the digital assembly (12); iron beads (7) are arranged at the top of the inclined plate (6); an inner groove is formed in the shell (1), and a storage battery (9) and a single chip microcomputer (10) which are electrically connected with the indicating lamp (11) and the gravity sensor (8) are installed in the inner groove.

2. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: the number of the digital assembly parts (12) is three, the digital assembly parts are respectively located on one side of an addition training part and a subtraction training part, the digital assembly parts (12) comprise telescopic rods (13) inserted into the top of the shell (1), the number of the telescopic rods (13) is five by five, a bottom groove (14) is formed in the shell (1) and located below the telescopic rods (13), the bottom end of the telescopic rod (13) extends to the inside of the bottom groove (14) and is bonded with a magnetic block (15), and magnetic sheets with the magnetic field direction opposite to that of the magnetic block (15) are embedded in the top of the inner wall of the bottom groove (14).

3. The preschool mathematics addition and subtraction education and training device of claim 2, wherein: the top cover of telescopic link (13) is equipped with mellow and full top cover (16), and the colour of top cover (16) is different with telescopic link (13) colour.

4. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: the subtraction training element is identical in structure to the addition training element except that the "+" sign between the first two top slots is replaced by a "-" sign.

5. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: the number of the indicator lights is two, and the indicator lights are respectively positioned on one side of the addition training piece and one side of the subtraction training piece.

6. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: the inner wall of one side of the top groove (4) close to the digital assembly (12) is provided with an inclined plane (17).

7. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: an elastic rope is connected between the magnetic bar (18) and the shell (1).

8. The device for preschool mathematics addition and subtraction education and training of claim 1, wherein: and the edge of the outer wall of the shell (1) is provided with a rounded arc.