CN212570058U

CN212570058U - Digital character wheel teaching device for primary school mathematics

Info

Publication number: CN212570058U
Application number: CN202021389034.1U
Authority: CN
Inventors: 吕秀芹; 何艳霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-02-19
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a digital character wheel teaching device is used to primary school's mathematics, including the mount pad, the mount pad specifically is one end unclosed's hollow structure, the edge symmetry sliding connection of the inboard bottom surface of mount pad and the adjacent one side outer wall in top has the removal frame, the mount pad is kept away from and is installed the mount on removing the inside bottom surface in frame one side symmetry, sliding connection has the shell on the outer wall of two relative one sides of mount, the shift chute has been seted up to the edge symmetry of the adjacent bottom surface one side outer wall of shell, sliding connection has the inserted bar in the shift chute, the fixed orifices has been seted up to the symmetry on the inner wall of the adjacent. The utility model provides a digital character wheel teaching device is used to primary school's mathematics, with the whole amplification of digital character wheel, conveniently carry out the teaching work in whole classroom, combine character wheel and blackboard writing together, let the student understand the content of study more easily, carry out the regulation of character wheel height to the student of different heights, conveniently carry out the classroom interdynamic.

Description

Digital character wheel teaching device for primary school mathematics

Technical Field

The utility model relates to a teaching apparatus production technical field relates to a primary school is digital character wheel teaching device for mathematics particularly.

Background

In the process of teaching primary school mathematics, students of different ages and different grades are appointed to be curriculums of different grades, students in a primary class or even a middle class need to carry out simple digital addition, subtraction, multiplication and division, and the method for the students to learn the addition, subtraction, multiplication and division in the fastest and intuitive way is to use a digital character wheel for teaching.

Present digital character wheel teaching device is mainly be simple character wheel structure, let the student learn the number through simple character wheel structure, know the digit and carry out simple addition and subtraction, but solitary character wheel structure volume is little, the digit of demonstration is also very little, at the teaching in-process that carries out big classroom, can not be very convenient show the character wheel in the front of all students, and the inconvenient demonstration operation of shouting the student and carrying out the character wheel, and other teaching aids in character wheel and the teacher are independent mutually, it is inconvenient to merge both together, can influence the whole embodiment in whole classroom.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a digital character wheel teaching device for primary school's mathematics, aims at solving the inconvenient demonstration of current digital character wheel teaching device to the problem of blending into the classroom that can not be fine.

Technical scheme

In order to achieve the purpose, the utility model provides a digital character wheel teaching device for primary school mathematics, which comprises an installation seat, wherein the installation seat is a hollow structure with one unsealed end, the edges of the bottom surface of the inner side of the installation seat and the outer wall of the adjacent side of the top part are symmetrically and slidably connected with a movable frame, and the bottom surface of the inner part of the installation seat, which is far away from the movable frame, is symmetrically provided with a fixed frame;

two sliding connection has the shell on the outer wall of the relative one side of mount, the shift chute has been seted up to the edge symmetry of the adjacent bottom surface one side outer wall of shell, sliding connection has the inserted bar in the shift chute, the mount pad is adjacent the fixed orifices has been seted up to the symmetry on the inner wall of shell one side, the quantity of fixed orifices is a plurality of, the inserted bar with the fixed orifices cooperatees.

Preferably, the edge of the outer wall of the inner side bottom surface of the mounting seat and the edge of the outer wall of the adjacent side of the top are both provided with a sliding groove a, the bottom surfaces of the two moving frames are both fixedly provided with a sliding block a, and the two moving frames are connected in the sliding groove a in a sliding mode through the sliding block a.

Preferably, the outer walls of the two opposite sides of the fixing frames are symmetrically provided with sliding grooves b, the outer walls of the two opposite sides of the shell are symmetrically provided with sliding blocks b, and the shell is connected in the sliding grooves b in a sliding mode through the sliding blocks b.

Preferably, a fixed rod is fixedly mounted on the inner wall of one side, opposite to the shell, of the fixed rod, rotating wheels are symmetrically and axially connected to the outer wall of the fixed rod, the number of the rotating wheels is a plurality of, a connecting rod is fixedly mounted on the outer wall of one side of the rotating wheels, a poking wheel is fixedly mounted at the other end of the connecting rod, the poking wheel is axially connected to the outer wall of the fixed rod, a placing groove a and a placing groove b are formed in the outer wall of one side, the number of the placing groove a and the number of the placing groove b are a plurality of, one end of each rotating wheel is located in the placing groove a, and one end of each poking wheel is located in the placing groove b.

Preferably, an installation groove is formed in one end, far away from the moving frame, of the moving groove, a spring is wound on the outer wall of the inserted bar, and the spring is located in the installation groove.

Preferably, the movable frame and the outer wall of the front side of the fixed frame are fixedly provided with blackboards.

Preferably, the bottom surface fixed mounting of mount pad has the fixing base, symmetrical sliding connection has the drawer on the outer wall of fixing base openly one side, the quantity of drawer is three, the support column is installed to the bottom surface symmetry of fixing base, two the bottom surface fixed mounting of support column has the backup pad.

Advantageous effects

Compared with the prior art, the utility model provides a pair of primary school is digital character wheel teaching device for mathematics possesses following beneficial effect:

1. the utility model discloses a, with the whole enlargies of digital character wheel, conveniently carry out the teaching work in whole classroom, the student in big classroom can both see the demonstration of character wheel, such teaching just can be comprehensive and the demonstration of efficient teaching.

2. The utility model discloses a, combine together the blackboard in digit character wheel and the classroom, make the integration that both can be fine together through both inseparable connection relation, at the teaching in-process that carries out primary school's mathematics, just can combine character wheel and blackboard writing together, let the student understand the content of study more easily.

3. The utility model discloses a, when mr and student interacted in the classroom, the student needed to go on the podium demonstration of character wheel and the operation of addition subtraction, set up the character wheel into height-adjustable's structure, conveniently carried out the regulation of character wheel height to the student of different heights at different ages, made things convenient for the student to operate.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic view of the teaching structure of the present invention without using character wheels;

FIG. 2 is a schematic view of the teaching device using character wheels;

FIG. 3 is an enlarged schematic view of the utility model at A;

fig. 4 is a schematic view of a front view angle section of the housing of the present invention;

fig. 5 is a schematic side view cross-sectional view of the housing of the present invention.

The main reference numbers:

1. a mounting seat; 11. a chute a; 12. a fixing hole; 2. a fixed seat; 21. a drawer; 3. a support pillar; 4. a support plate; 5. a fixed mount; 51. a chute b; 6. a movable frame; 61. a slide block a; 7. a blackboard; 8. a housing; 81. placing grooves a; 82. a rotating wheel; 83. a placing groove b; 84. a poking wheel; 85. fixing the rod; 86. a connecting rod; 87. a slide block b; 88. a moving groove; 881. mounting grooves; 89. inserting a rod; 891. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-5, a digital character wheel teaching device for primary mathematics, comprising a mounting base 1, the device is fixedly mounted on a platform in a classroom, when mathematical teaching is not performed, a blackboard 7 fixedly mounted on the outer walls of a fixed frame 5 and a movable frame 6 can be used for any course, teaching auxiliary devices such as chalk and rag, which are required to be used in the teaching process, can be placed in a drawer 21 for storage and placement, when mathematical teaching courses are performed, the blackboard 7 can be used for simple teaching work, when the digital character wheel is required to be used, the two movable frames 6 are moved along a sliding groove a11 to two sides to expose a shell 8, when the digital teaching and arithmetic teaching of addition and subtraction of numbers are performed, the dial wheel 84 is rotated to drive a connecting rod 86 to rotate the dial wheel 82, when the digital character wheel is rotated to a required number or arithmetic sign, the dial wheel 84 is not rotated any more, after rotating all the rotating wheels 82 which need to rotate to required positions, a section of digital operation can be demonstrated, digital teaching can be performed more intuitively, students can conveniently learn, when a classroom interaction project is performed, the students are shout on a platform to perform rotating operation of the rotating wheels 82, analog calculation of an algorithm is achieved, in order to avoid that the students cannot touch the shell 8, the insertion rod 89 is pulled outwards along the moving groove 88 according to the height of the students, the spring 891 deforms, the other end of the insertion rod 89 leaves the fixed hole 12, the shell 8 is moved, the shell 8 is linearly moved in the vertical direction along the sliding groove b51 to achieve height adjustment of the shell 8, after the height is adjusted to the proper height of the students, the insertion rod 89 is put down, the spring 891 recovers deformation, the other end of the insertion rod 89 is inserted into the fixed hole 12 to complete fixing of the position of the shell 8, the students can start to operate and demonstrate by themselves, and the teaching method can enable the students to better master teaching contents in the digital teaching, and the participation degree is higher, the blackboard 7 can be well combined with the rotating wheel 82, and the teaching effect is good.

As shown in FIG. 1, FIG. 2 and FIG. 3, the present invention further provides a technical solution, wherein the mounting base 1 is a hollow structure with an unsealed end, the edge of the inner bottom surface of the mounting base 1 and the outer wall of the adjacent side of the top portion is symmetrically and slidably connected with the movable frame 6, the bottom surface of the mounting base 1 away from the inner side of the movable frame 6 is symmetrically provided with the fixed frames 5, the outer wall of the opposite side of the two fixed frames 5 is slidably connected with the housing 8, the edge of the outer wall of the adjacent bottom surface of the housing 8 is symmetrically provided with the movable slots 88, the movable slots 88 are slidably connected with the inserted bars 89, the inner wall of the adjacent housing 8 side of the mounting base 1 is symmetrically provided with the fixed holes 12, the number of the inserted bars 89 is several, the height of the housing 8 is adjusted by the fixed holes 12 and the inserted bars 89 matching with the sliding connection between the, the student can conveniently interact with the student in class, and the student can conveniently go to the desk for operation.

Wherein, spout a11 has all been seted up to the edge of the adjacent one side outer wall in inboard bottom surface of mount pad 1 and top, and the equal fixed mounting in bottom surface of two removal frame 6 has slider a61, and two removal frame 6 pass through slider a61 sliding connection in spout a11, through the sliding connection between simple slider a61 and the spout a11, make full use of space in the mount pad 1 can not influence the use of blackboard 7 on other courses.

Wherein, the outer wall of two mount 5 relative sides has seted up spout b51 symmetrically, and the slider b87 is installed to the symmetry on the outer wall of the relative both sides of shell 8, and shell 8 passes through slider b87 sliding connection in spout b51, through the sliding connection between simple slider b87 and the spout b51, makes things convenient for shell 8 to carry out the ascending linear motion of vertical direction.

Wherein, remove and all fixed mounting have blackboard 7 on the outer wall of frame 6 and the positive one side of mount 5, blackboard 7 can let the mr carry out the blackboard writing and carry out the explanation of teaching content to the student in step.

Wherein, the bottom surface fixed mounting of mount pad 1 has fixing base 2, symmetrical sliding connection has drawer 21 on the outer wall of 2 positive one sides of fixing base, the quantity of drawer 21 is three, support column 3 is installed to the bottom surface symmetry of fixing base 2, the bottom surface fixed mounting of two support columns 3 has backup pad 4, can place the teaching aid in the drawer 21, have sufficient storage space, space utilization is strong, backup pad 4 and support column 3 also can be fine let stable the placing subaerial of whole device.

As shown in fig. 4 and 5, the utility model discloses in the technical scheme that further proposes, fixed mounting has dead lever 85 on the inner wall of the relative one side of shell 8, the symmetry coupling has runner 82 on the outer wall of dead lever 85, the quantity of runner 82 is a plurality of, equal fixed mounting has connecting rod 86 on the outer wall of a plurality of runner 82 one side, the equal fixed mounting of the other end of a plurality of connecting rod 86 has toggle wheel 84, a plurality of toggle wheel 84 all the coupling is on the outer wall of dead lever 85, standing groove a81 and standing groove b83 have been seted up on the outer wall of the positive one side of shell 8, the quantity of standing groove a81 and standing groove b83 is a plurality of, the one end of a plurality of runner 82 is located standing groove a81, and the one end of a plurality of toggle wheel 84 is located standing groove b83, through the position of toggle wheel 84 control runner 82, operate more easily, and simple structure, low.

Wherein, the mounting groove 881 has been seted up to the one end that removes frame 6 is kept away from to removal groove 88, and the winding has spring 891 on the outer wall of inserted bar 89, and spring 891 is located the mounting groove 881, and the cooperation between spring 891 and the inserted bar 89 can be fine carry out the fixed work of shell 8.

The working principle is as follows:

1. when a digital character wheel is needed to be used, the two moving frames 6 move towards two sides along the sliding groove a11, the shell 8 is exposed, and when the teaching of numbers and the arithmetic teaching of addition, subtraction and multiplication methods are carried out, the poking wheel 84 is rotated to drive the connecting rod 86 to rotate when the poking wheel 84 rotates, so that the rotating wheel 82 is driven to rotate, the poking wheel 84 is not rotated when the needed numbers or arithmetic symbols are rotated, and after all the rotating wheels 82 needing to rotate are rotated to needed positions, a section of digital arithmetic can be demonstrated.

2. When the interactive project of classroom is carried out, the student is shout to go up the podium and the rotation operation of runner 82 is carried out, reach the analog computation of algorithm, in order to avoid the student can not touch shell 8, need according to student's height, outwards pull inserted bar 89 along shifting chute 88, spring 891 takes place deformation, the other end of inserted bar 89 leaves fixed orifices 12 in, remove shell 8, carry out the rectilinear motion of vertical direction with shell 8 along spout b51, reach the altitude mixture control of shell 8, adjust to student's suitable height after, put down inserted bar 89, spring 891 resumes deformation, the other end of inserted bar 89 injects fixed orifices 12 in the completion shell 8 position fixed, can begin to let the student operate the demonstration by oneself.

The spring 891 mentioned herein has a coefficient of elasticity meeting the technical requirements of the technical solution of the present invention.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. The utility model provides a primary school is digit character wheel teaching device for mathematics, includes mount pad (1), its characterized in that:

the mounting seat (1) is of a hollow structure with one unsealed end, the edges of the outer wall of the side adjacent to the bottom surface and the top of the inner side of the mounting seat (1) are symmetrically and slidably connected with a moving frame (6), and the bottom surface of the inner side of the mounting seat (1) far away from the moving frame (6) is symmetrically provided with fixed frames (5);

two sliding connection has shell (8) on the outer wall of the relative one side of mount (5), shifting chute (88) have been seted up to the edge symmetry of the adjacent bottom surface one side outer wall of shell (8), sliding connection has inserted bar (89) in shifting chute (88), mount pad (1) are adjacent fixed orifices (12) have been seted up to the symmetry on the inner wall of shell (8) one side, the quantity of fixed orifices (12) is a plurality of, inserted bar (89) with fixed orifices (12) cooperate.

2. The teaching device for the digital character wheel for primary school mathematics according to claim 1, wherein the edges of the inner bottom surface and the outer wall of the adjacent top side of the mounting seat (1) are provided with sliding grooves a (11), the bottom surfaces of the two moving frames (6) are fixedly provided with sliding blocks a (61), and the two moving frames (6) are slidably connected in the sliding grooves a (11) through the sliding blocks a (61).

3. The teaching device of the digital character wheel for primary school mathematics according to claim 1, wherein the outer walls of two opposite sides of the fixing frame (5) are symmetrically provided with sliding grooves b (51), the outer walls of two opposite sides of the housing (8) are symmetrically provided with sliding blocks b (87), and the housing (8) is slidably connected in the sliding grooves b (51) through the sliding blocks b (87).

4. The teaching device of a digital character wheel for primary school mathematics as claimed in claim 1, wherein the inner wall of the opposite side of the housing (8) is fixedly provided with a fixed rod (85), the outer wall of the fixed rod (85) is symmetrically and axially connected with a plurality of rotating wheels (82), the outer wall of one side of the plurality of rotating wheels (82) is fixedly provided with a connecting rod (86), the other end of the plurality of connecting rods (86) is fixedly provided with a dial wheel (84), the plurality of dial wheels (84) are axially connected with the outer wall of the fixed rod (85), the outer wall of the front side of the housing (8) is provided with a placing groove a (81) and a placing groove b (83), the placing grooves a (81) and the placing grooves b (83) are provided in a plurality, and one end of the plurality of rotating wheels (82) is positioned in the placing groove a (81), and one ends of a plurality of poking wheels (84) are positioned in the placing grooves b (83).

5. The digital character wheel teaching device for primary school mathematics as claimed in claim 1, wherein an installation groove (881) is opened at one end of the moving slot (88) far from the moving rack (6), a spring (891) is wound on the outer wall of the inserted link (89), and the spring (891) is positioned in the installation groove (881).

6. The teaching device of a digital character wheel for primary school mathematics according to claim 1, wherein the outer walls of the front sides of the movable frame (6) and the fixed frame (5) are fixedly provided with blackboards (7).

7. The teaching device for the digital character wheel for primary school mathematics according to claim 1, wherein the bottom surface of the mounting seat (1) is fixedly provided with a fixed seat (2), the outer wall of one side of the front surface of the fixed seat (2) is symmetrically and slidably connected with three drawers (21), the number of the drawers (21) is three, the bottom surface of the fixed seat (2) is symmetrically provided with supporting columns (3), and the bottom surfaces of two supporting columns (3) are fixedly provided with supporting plates (4).